Merge branch 'main' of https://github.com/cake-tech/cake_wallet into now_nodes_integration

.github/workflows/pr_test_build.yml

@@ -6,9 +6,9 @@ on:
   workflow_dispatch:
     inputs:
       branch:
-        description: 'Branch name to build'
+        description: "Branch name to build"
         required: true
-        default: 'main'
+        default: "main"
 
 jobs:
   PR_test_build:
@@ -16,6 +16,7 @@ jobs:
     env:
       STORE_PASS: test@cake_wallet
       KEY_PASS: test@cake_wallet
+      PR_NUMBER: ${{ github.event.number }}
 
     steps:
       - name: is pr
@@ -104,22 +105,14 @@ jobs:
       - name: Build generated code
         run: |
           cd /opt/android/cake_wallet
-          cd cw_core && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
-          cd cw_evm && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
-          cd cw_monero && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
-          cd cw_bitcoin && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
-          cd cw_haven && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
-          cd cw_bitcoin_cash && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
-          cd cw_nano && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
-          cd cw_ethereum && flutter pub get && cd ..
-          cd cw_polygon && flutter pub get && cd ..
-          flutter packages pub run build_runner build --delete-conflicting-outputs
+          ./model_generator.sh
 
       - name: Add secrets
         run: |
           cd /opt/android/cake_wallet
           touch lib/.secrets.g.dart
           touch cw_evm/lib/.secrets.g.dart
+          touch cw_solana/lib/.secrets.g.dart
           echo "const salt = '${{ secrets.SALT }}';" > lib/.secrets.g.dart
           echo "const keychainSalt = '${{ secrets.KEY_CHAIN_SALT }}';" >> lib/.secrets.g.dart
           echo "const key = '${{ secrets.KEY }}';" >> lib/.secrets.g.dart
@@ -150,18 +143,20 @@ jobs:
           echo "const chatwootWebsiteToken = '${{ secrets.CHATWOOT_WEBSITE_TOKEN }}';" >> lib/.secrets.g.dart
           echo "const exolixApiKey = '${{ secrets.EXOLIX_API_KEY }}';" >> lib/.secrets.g.dart
           echo "const robinhoodApplicationId = '${{ secrets.ROBINHOOD_APPLICATION_ID }}';" >> lib/.secrets.g.dart
-          echo "const robinhoodCIdApiSecret = '${{ secrets.ROBINHOOD_CID_CLIENT_SECRET }}';" >> lib/.secrets.g.dart
+          echo "const exchangeHelperApiKey = '${{ secrets.ROBINHOOD_CID_CLIENT_SECRET }}';" >> lib/.secrets.g.dart
           echo "const walletConnectProjectId = '${{ secrets.WALLET_CONNECT_PROJECT_ID }}';" >> lib/.secrets.g.dart
           echo "const moralisApiKey = '${{ secrets.MORALIS_API_KEY }}';" >> lib/.secrets.g.dart
           echo "const polygonScanApiKey = '${{ secrets.POLYGON_SCAN_API_KEY }}';" >> cw_evm/lib/.secrets.g.dart
+          echo "const ankrApiKey = '${{ secrets.ANKR_API_KEY }}';" >> cw_solana/lib/.secrets.g.dart
 
       - name: Rename app
-        run: echo -e "id=com.cakewallet.test\nname=${{ env.BRANCH_NAME }}" > /opt/android/cake_wallet/android/app.properties
+        run: |
+          echo -e "id=com.cakewallet.test_${{ env.PR_NUMBER }}\nname=${{ env.BRANCH_NAME }}" > /opt/android/cake_wallet/android/app.properties
 
       - name: Build
         run: |
           cd /opt/android/cake_wallet
-          flutter build apk --release
+          flutter build apk --release --split-per-abi
 
       #            - name: Push to App Center
       #              run: |
@@ -178,21 +173,21 @@ jobs:
 
       - name: Rename apk file
         run: |
-          cd /opt/android/cake_wallet/build/app/outputs/apk/release
+          cd /opt/android/cake_wallet/build/app/outputs/flutter-apk
           mkdir test-apk
-          cp app-release.apk test-apk/${{env.BRANCH_NAME}}.apk
+          cp app-arm64-v8a-release.apk test-apk/${{env.BRANCH_NAME}}.apk
 
       - name: Upload Artifact
         uses: kittaakos/upload-artifact-as-is@v0
         with:
-          path: /opt/android/cake_wallet/build/app/outputs/apk/release/test-apk/
+          path: /opt/android/cake_wallet/build/app/outputs/flutter-apk/test-apk/
 
       - name: Send Test APK
         continue-on-error: true
         uses: adrey/slack-file-upload-action@1.0.5
         with:
           token: ${{ secrets.SLACK_APP_TOKEN }}
-          path: /opt/android/cake_wallet/build/app/outputs/apk/release/app-release.apk
+          path: /opt/android/cake_wallet/build/app/outputs/flutter-apk/test-apk/${{env.BRANCH_NAME}}.apk
           channel: ${{ secrets.SLACK_APK_CHANNEL }}
           title: "${{ env.BRANCH_NAME }}.apk"
           filename: ${{ env.BRANCH_NAME }}.apk

.gitignore

@@ -86,14 +86,17 @@ cw_monero/cw_monero/android/.cxx/
 **/*.g.dart
 
 android/key.properties
+android/app/key.jks
 
 **/tool/.secrets-prod.json
 **/tool/.secrets-test.json
 **/tool/.secrets-config.json
 **/tool/.evm-secrets-config.json
 **/tool/.ethereum-secrets-config.json
+**/tool/.solana-secrets-config.json
 **/lib/.secrets.g.dart
 **/cw_evm/lib/.secrets.g.dart
+**/cw_solana/lib/.secrets.g.dart
 
 vendor/
 
@@ -128,6 +131,7 @@ lib/ethereum/ethereum.dart
 lib/bitcoin_cash/bitcoin_cash.dart
 lib/nano/nano.dart
 lib/polygon/polygon.dart
+lib/solana/solana.dart
 
 ios/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_180.png
 ios/Runner/Assets.xcassets/AppIcon.appiconset/app_icon_120.png

android/app/src/main/AndroidManifestBase.xml

@@ -8,6 +8,7 @@
     <uses-permission android:name="android.permission.WRITE_INTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.WAKE_LOCK" />
     <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS"/>
 
     <application
         android:name=".Application"
@@ -65,6 +66,7 @@
                 <data android:scheme="polygon" />
                 <data android:scheme="polygon-wallet" />
                 <data android:scheme="polygon_wallet" />
+                <data android:scheme="solana-wallet" />
             </intent-filter>
         </activity>
         <meta-data

android/app/src/main/java/com/cakewallet/cake_wallet/MainActivity.java

@@ -15,6 +15,10 @@ import android.os.Bundle;
 import android.os.Handler;
 import android.os.Looper;
 import android.view.WindowManager;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.PowerManager;
+import android.provider.Settings;
 
 import com.unstoppabledomains.resolution.DomainResolution;
 import com.unstoppabledomains.resolution.Resolution;
@@ -65,6 +69,14 @@ public class MainActivity extends FlutterFragmentActivity {
                         getWindow().clearFlags(WindowManager.LayoutParams.FLAG_SECURE);
                     }
                     break;
+                case "disableBatteryOptimization":
+                    disableBatteryOptimization();
+                    handler.post(() -> result.success(null));
+                    break;
+                case "isBatteryOptimizationDisabled":
+                    boolean isDisabled = isBatteryOptimizationDisabled();
+                    handler.post(() -> result.success(isDisabled));
+                    break;
                 default:
                     handler.post(() -> result.notImplemented());
             }
@@ -89,4 +101,22 @@ public class MainActivity extends FlutterFragmentActivity {
             }
         });
     }
+
+    private void disableBatteryOptimization() {
+        String packageName = getPackageName();
+        PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
+        if (!pm.isIgnoringBatteryOptimizations(packageName)) {
+            Intent intent = new Intent();
+            intent.setAction(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
+            intent.setData(Uri.parse("package:" + packageName));
+            startActivity(intent);
+        }
+    }
+
+    private boolean isBatteryOptimizationDisabled() {
+        String packageName = getPackageName();
+        PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
+        return pm.isIgnoringBatteryOptimizations(packageName);
+    }
+
 }

android/app/src/main/java/com/cakewallet/haven/MainActivity.java

@@ -14,6 +14,10 @@ import android.os.Build;
 import android.os.Handler;
 import android.os.Looper;
 import android.view.WindowManager;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.PowerManager;
+import android.provider.Settings;
 
 import com.unstoppabledomains.resolution.DomainResolution;
 import com.unstoppabledomains.resolution.Resolution;
@@ -55,6 +59,14 @@ public class MainActivity extends FlutterFragmentActivity {
                         handler.post(() -> result.success(""));
                     }
                     break;
+                case "disableBatteryOptimization":
+                    disableBatteryOptimization();
+                    handler.post(() -> result.success(null));
+                    break;
+                case "isBatteryOptimizationDisabled":
+                    boolean isDisabled = isBatteryOptimizationDisabled();
+                    handler.post(() -> result.success(isDisabled));
+                    break;
                 default:
                     handler.post(() -> result.notImplemented());
             }
@@ -79,4 +91,22 @@ public class MainActivity extends FlutterFragmentActivity {
             }
         });
     }
+
+    private void disableBatteryOptimization() {
+        String packageName = getPackageName();
+        PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
+        if (!pm.isIgnoringBatteryOptimizations(packageName)) {
+            Intent intent = new Intent();
+            intent.setAction(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
+            intent.setData(Uri.parse("package:" + packageName));
+            startActivity(intent);
+        }
+    }
+
+    private boolean isBatteryOptimizationDisabled() {
+        String packageName = getPackageName();
+        PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
+        return pm.isIgnoringBatteryOptimizations(packageName);
+    }
+
 }

android/app/src/main/java/com/monero/app/MainActivity.java

@@ -14,6 +14,10 @@ import android.os.Build;
 import android.os.Handler;
 import android.os.Looper;
 import android.view.WindowManager;
+import android.content.Intent;
+import android.net.Uri;
+import android.os.PowerManager;
+import android.provider.Settings;
 
 import com.unstoppabledomains.resolution.DomainResolution;
 import com.unstoppabledomains.resolution.Resolution;
@@ -64,6 +68,14 @@ public class MainActivity extends FlutterFragmentActivity {
                         getWindow().clearFlags(WindowManager.LayoutParams.FLAG_SECURE);
                     }
                     break;
+                case "disableBatteryOptimization":
+                    disableBatteryOptimization();
+                    handler.post(() -> result.success(null));
+                    break;
+                case "isBatteryOptimizationDisabled":
+                    boolean isDisabled = isBatteryOptimizationDisabled();
+                    handler.post(() -> result.success(isDisabled));
+                    break;
                 default:
                     handler.post(() -> result.notImplemented());
             }
@@ -88,4 +100,22 @@ public class MainActivity extends FlutterFragmentActivity {
             }
         });
     }
+
+    private void disableBatteryOptimization() {
+        String packageName = getPackageName();
+        PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
+        if (!pm.isIgnoringBatteryOptimizations(packageName)) {
+            Intent intent = new Intent();
+            intent.setAction(Settings.ACTION_REQUEST_IGNORE_BATTERY_OPTIMIZATIONS);
+            intent.setData(Uri.parse("package:" + packageName));
+            startActivity(intent);
+        }
+    }
+
+    private boolean isBatteryOptimizationDisabled() {
+        String packageName = getPackageName();
+        PowerManager pm = (PowerManager) getSystemService(POWER_SERVICE);
+        return pm.isIgnoringBatteryOptimizations(packageName);
+    }
+
 }

assets/images/notification_icon.svg

@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   version="1.1"
+   id="Capa_1"
+   x="0px"
+   y="0px"
+   width="510px"
+   height="510px"
+   viewBox="0 0 510 510"
+   style="enable-background:new 0 0 510 510;"
+   xml:space="preserve"
+   inkscape:version="0.92.3 (2405546, 2018-03-11)"
+   sodipodi:docname="notification_logo_tilt_white.svg"><metadata
+     id="metadata42"><rdf:RDF><cc:Work
+         rdf:about=""><dc:format>image/svg+xml</dc:format><dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" /><dc:title></dc:title></cc:Work></rdf:RDF></metadata><defs
+     id="defs40" /><sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1920"
+     inkscape:window-height="1090"
+     id="namedview38"
+     showgrid="false"
+     inkscape:zoom="0.4627451"
+     inkscape:cx="-849.27966"
+     inkscape:cy="255"
+     inkscape:window-x="-12"
+     inkscape:window-y="58"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="notifications"
+     inkscape:object-paths="true" /><g
+     id="g3"
+     transform="matrix(0.87658593,0,0,0.87658593,31.470588,31.470588)"><g
+       id="notifications"
+       transform="rotate(-20,255,255)"><path
+         d="m 233.56017,502.19654 c 28.05,0 51,-22.95 51,-51 h -102 c 0,28.05 22.95,51 51,51 z m 165.75,-153 v -140.25 c 0,-79.05 -53.55,-142.8 -127.5,-160.65 v -17.85 c 0,-20.4 -17.85,-38.2499996 -38.25,-38.2499996 -20.4,0 -38.25,17.8499996 -38.25,38.2499996 v 17.85 c -73.95,17.85 -127.499999,81.6 -127.499999,160.65 v 140.25 l -51,51 v 25.5 H 450.31017 v -25.5 z"
+         id="path6"
+         inkscape:connector-curvature="0"
+         style="opacity:1;fill:#ffffff;fill-opacity:0;stroke:#000000;stroke-width:19.39342117;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" /></g></g><g
+     id="g8" /><g
+     id="g10" /><g
+     id="g12" /><g
+     id="g14" /><g
+     id="g16" /><g
+     id="g18" /><g
+     id="g20" /><g
+     id="g22" /><g
+     id="g24" /><g
+     id="g26" /><g
+     id="g28" /><g
+     id="g30" /><g
+     id="g32" /><g
+     id="g34" /><g
+     id="g36" /></svg>

assets/solana_node_list.yml

@@ -0,0 +1,4 @@
+-
+  uri: rpc.ankr.com
+  is_default: true
+  useSSL: true

assets/text/Monerocom_Release_Notes.txt

@@ -1,3 +1,4 @@
-Security and Privacy enhancements
-Usability enhancements
-Bug fixes
+Monero enhancements
+In-App live status page for the app services
+Add Exolix exchange provider
+Bug fixes and enhancements

assets/text/Release_Notes.txt

@@ -1,4 +1 @@
-List previously used Bitcoin addresses
-Security and Privacy enhancements
-Usability enhancements
-Bug fixes
+Bug fixes and enhancements

configure_cake_wallet.sh

@@ -30,6 +30,7 @@ cd cw_bitcoin && flutter pub get && flutter packages pub run build_runner build
 cd cw_haven && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
 cd cw_nano && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
 cd cw_bitcoin_cash && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
+cd cw_solana && flutter pub get && flutter packages pub run build_runner build --delete-conflicting-outputs && cd ..
 cd cw_ethereum && flutter pub get && cd ..
 cd cw_polygon && flutter pub get && cd ..
 flutter packages pub run build_runner build --delete-conflicting-outputs

cw_bitcoin/lib/address_from_output.dart

@@ -1,22 +1,22 @@
-import 'dart:typed_data';
-import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
-import 'package:bitcoin_flutter/src/payments/index.dart' show PaymentData;
+import 'package:bitcoin_base/bitcoin_base.dart';
 
-String addressFromOutput(Uint8List script, bitcoin.NetworkType networkType) {
+String addressFromOutputScript(Script script, BasedUtxoNetwork network) {
   try {
-    return bitcoin.P2PKH(
-        data: PaymentData(output: script),
-        network: networkType)
-      .data
-      .address!;
-  } catch (_) {}
-
-  try {
-    return bitcoin.P2WPKH(
-        data: PaymentData(output: script),
-        network: networkType)
-      .data
-      .address!;
+    switch (script.getAddressType()) {
+      case P2pkhAddressType.p2pkh:
+        return P2pkhAddress.fromScriptPubkey(script: script).toAddress(network);
+      case P2shAddressType.p2pkInP2sh:
+        return P2shAddress.fromScriptPubkey(script: script).toAddress(network);
+      case SegwitAddresType.p2wpkh:
+        return P2wpkhAddress.fromScriptPubkey(script: script).toAddress(network);
+      case P2shAddressType.p2pkhInP2sh:
+        return P2shAddress.fromScriptPubkey(script: script).toAddress(network);
+      case SegwitAddresType.p2wsh:
+        return P2wshAddress.fromScriptPubkey(script: script).toAddress(network);
+      case SegwitAddresType.p2tr:
+        return P2trAddress.fromScriptPubkey(script: script).toAddress(network);
+      default:
+    }
   } catch (_) {}
 
   return '';

cw_bitcoin/lib/address_to_output_script.dart

@@ -1,27 +1,12 @@
 import 'dart:typed_data';
-import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
-import 'package:bs58check/bs58check.dart' as bs58check;
-import 'package:bitcoin_flutter/src/utils/constants/op.dart';
-import 'package:bitcoin_flutter/src/utils/script.dart' as bscript;
-import 'package:bitcoin_flutter/src/address.dart';
+import 'package:bitcoin_base/bitcoin_base.dart' as bitcoin;
 
-Uint8List p2shAddressToOutputScript(String address) {
-  final decodeBase58 = bs58check.decode(address);
-  final hash = decodeBase58.sublist(1);
-  return bscript.compile(<dynamic>[OPS['OP_HASH160'], hash, OPS['OP_EQUAL']]);
-}
-
-Uint8List addressToOutputScript(
-    String address, bitcoin.NetworkType networkType) {
+List<int> addressToOutputScript(String address, bitcoin.BasedUtxoNetwork network) {
   try {
-    // FIXME: improve validation for p2sh addresses
-    // 3 for bitcoin
-    // m for litecoin
-    if (address.startsWith('3') || address.toLowerCase().startsWith('m')) {
-      return p2shAddressToOutputScript(address);
+    if (network == bitcoin.BitcoinCashNetwork.mainnet) {
+      return bitcoin.BitcoinCashAddress(address).baseAddress.toScriptPubKey().toBytes();
     }
-
-    return Address.addressToOutputScript(address, networkType);
+    return bitcoin.addressToOutputScript(address: address, network: network);
   } catch (err) {
     print(err);
     return Uint8List(0);

cw_bitcoin/lib/bitcoin_address_record.dart

@@ -1,5 +1,7 @@
 import 'dart:convert';
-import 'package:bitbox/bitbox.dart' as bitbox;
+
+import 'package:bitcoin_base/bitcoin_base.dart';
+import 'package:cw_bitcoin/script_hash.dart' as sh;
 
 class BitcoinAddressRecord {
   BitcoinAddressRecord(
@@ -10,30 +12,47 @@ class BitcoinAddressRecord {
     int balance = 0,
     String name = '',
     bool isUsed = false,
+    required this.type,
+    String? scriptHash,
+    required this.network,
   })  : _txCount = txCount,
         _balance = balance,
         _name = name,
-        _isUsed = isUsed;
+        _isUsed = isUsed,
+        scriptHash = scriptHash ?? sh.scriptHash(address, network: network);
 
-  factory BitcoinAddressRecord.fromJSON(String jsonSource) {
+  factory BitcoinAddressRecord.fromJSON(String jsonSource, BasedUtxoNetwork network) {
     final decoded = json.decode(jsonSource) as Map;
 
-    return BitcoinAddressRecord(decoded['address'] as String,
+    return BitcoinAddressRecord(
+      decoded['address'] as String,
       index: decoded['index'] as int,
       isHidden: decoded['isHidden'] as bool? ?? false,
       isUsed: decoded['isUsed'] as bool? ?? false,
       txCount: decoded['txCount'] as int? ?? 0,
       name: decoded['name'] as String? ?? '',
-        balance: decoded['balance'] as int? ?? 0);
+      balance: decoded['balance'] as int? ?? 0,
+      type: decoded['type'] != null && decoded['type'] != ''
+          ? BitcoinAddressType.values
+              .firstWhere((type) => type.toString() == decoded['type'] as String)
+          : SegwitAddresType.p2wpkh,
+      scriptHash: decoded['scriptHash'] as String?,
+      network: network,
+    );
   }
 
+  @override
+  bool operator ==(Object o) => o is BitcoinAddressRecord && address == o.address;
+
   final String address;
-  final bool isHidden;
+  bool isHidden;
   final int index;
   int _txCount;
   int _balance;
   String _name;
   bool _isUsed;
+  String? scriptHash;
+  BasedUtxoNetwork network;
 
   int get txCount => _txCount;
 
@@ -50,21 +69,25 @@ class BitcoinAddressRecord {
   void setAsUsed() => _isUsed = true;
   void setNewName(String label) => _name = label;
 
-  @override
-  bool operator ==(Object o) => o is BitcoinAddressRecord && address == o.address;
-
   @override
   int get hashCode => address.hashCode;
 
-  String get cashAddr => bitbox.Address.toCashAddress(address);
+  BitcoinAddressType type;
+
+  String updateScriptHash(BasedUtxoNetwork network) {
+    scriptHash = sh.scriptHash(address, network: network);
+    return scriptHash!;
+  }
 
   String toJSON() => json.encode({
         'address': address,
         'index': index,
         'isHidden': isHidden,
+        'isUsed': isUsed,
         'txCount': txCount,
         'name': name,
-        'isUsed': isUsed,
         'balance': balance,
+        'type': type.toString(),
+        'scriptHash': scriptHash,
       });
 }

cw_bitcoin/lib/bitcoin_receive_page_option.dart

@@ -0,0 +1,42 @@
+import 'package:bitcoin_base/bitcoin_base.dart';
+import 'package:cw_core/receive_page_option.dart';
+
+class BitcoinReceivePageOption implements ReceivePageOption {
+  static const p2wpkh = BitcoinReceivePageOption._('Segwit (P2WPKH) (Default)');
+  static const p2sh = BitcoinReceivePageOption._('Segwit-Compatible (P2SH)');
+  static const p2tr = BitcoinReceivePageOption._('Taproot (P2TR)');
+  static const p2wsh = BitcoinReceivePageOption._('Segwit (P2WSH)');
+  static const p2pkh = BitcoinReceivePageOption._('Legacy (P2PKH)');
+
+  const BitcoinReceivePageOption._(this.value);
+
+  final String value;
+
+  String toString() {
+    return value;
+  }
+
+  static const all = [
+    BitcoinReceivePageOption.p2wpkh,
+    BitcoinReceivePageOption.p2tr,
+    BitcoinReceivePageOption.p2wsh,
+    BitcoinReceivePageOption.p2sh,
+    BitcoinReceivePageOption.p2pkh
+  ];
+
+  factory BitcoinReceivePageOption.fromType(BitcoinAddressType type) {
+    switch (type) {
+      case SegwitAddresType.p2tr:
+        return BitcoinReceivePageOption.p2tr;
+      case SegwitAddresType.p2wsh:
+        return BitcoinReceivePageOption.p2wsh;
+      case P2pkhAddressType.p2pkh:
+        return BitcoinReceivePageOption.p2pkh;
+      case P2shAddressType.p2wpkhInP2sh:
+        return BitcoinReceivePageOption.p2sh;
+      case SegwitAddresType.p2wpkh:
+      default:
+        return BitcoinReceivePageOption.p2wpkh;
+    }
+  }
+}

cw_bitcoin/lib/bitcoin_unspent.dart

@@ -6,10 +6,9 @@ class BitcoinUnspent extends Unspent {
       : bitcoinAddressRecord = addressRecord,
         super(addressRecord.address, hash, value, vout, null);
 
-  factory BitcoinUnspent.fromJSON(
-      BitcoinAddressRecord address, Map<String, dynamic> json) =>
-      BitcoinUnspent(address, json['tx_hash'] as String, json['value'] as int,
-          json['tx_pos'] as int);
+  factory BitcoinUnspent.fromJSON(BitcoinAddressRecord address, Map<String, dynamic> json) =>
+      BitcoinUnspent(
+          address, json['tx_hash'] as String, json['value'] as int, json['tx_pos'] as int);
 
   final BitcoinAddressRecord bitcoinAddressRecord;
 }

cw_bitcoin/lib/bitcoin_wallet.dart

@@ -1,3 +1,4 @@
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:cw_bitcoin/bitcoin_mnemonic.dart';
 import 'package:cw_core/crypto_currency.dart';
 import 'package:cw_core/unspent_coins_info.dart';
@@ -17,22 +18,28 @@ part 'bitcoin_wallet.g.dart';
 class BitcoinWallet = BitcoinWalletBase with _$BitcoinWallet;
 
 abstract class BitcoinWalletBase extends ElectrumWallet with Store {
-  BitcoinWalletBase(
-      {required String mnemonic,
+  BitcoinWalletBase({
+    required String mnemonic,
     required String password,
     required WalletInfo walletInfo,
     required Box<UnspentCoinsInfo> unspentCoinsInfo,
     required Uint8List seedBytes,
+    String? addressPageType,
+    BasedUtxoNetwork? networkParam,
     List<BitcoinAddressRecord>? initialAddresses,
     ElectrumBalance? initialBalance,
-      int initialRegularAddressIndex = 0,
-      int initialChangeAddressIndex = 0})
-      : super(
+    Map<String, int>? initialRegularAddressIndex,
+    Map<String, int>? initialChangeAddressIndex,
+  }) : super(
             mnemonic: mnemonic,
             password: password,
             walletInfo: walletInfo,
             unspentCoinsInfo: unspentCoinsInfo,
-            networkType: bitcoin.bitcoin,
+            networkType: networkParam == null
+                ? bitcoin.bitcoin
+                : networkParam == BitcoinNetwork.mainnet
+                    ? bitcoin.bitcoin
+                    : bitcoin.testnet,
             initialAddresses: initialAddresses,
             initialBalance: initialBalance,
             seedBytes: seedBytes,
@@ -44,9 +51,9 @@ abstract class BitcoinWalletBase extends ElectrumWallet with Store {
       initialRegularAddressIndex: initialRegularAddressIndex,
       initialChangeAddressIndex: initialChangeAddressIndex,
       mainHd: hd,
-        sideHd: bitcoin.HDWallet.fromSeed(seedBytes, network: networkType)
-              .derivePath("m/0'/1"),
-        networkType: networkType);
+      sideHd: bitcoin.HDWallet.fromSeed(seedBytes, network: networkType).derivePath("m/0'/1"),
+      network: networkParam ?? network,
+    );
     autorun((_) {
       this.walletAddresses.isEnabledAutoGenerateSubaddress = this.isEnabledAutoGenerateSubaddress;
     });
@@ -57,10 +64,12 @@ abstract class BitcoinWalletBase extends ElectrumWallet with Store {
     required String password,
     required WalletInfo walletInfo,
     required Box<UnspentCoinsInfo> unspentCoinsInfo,
+    String? addressPageType,
+    BasedUtxoNetwork? network,
     List<BitcoinAddressRecord>? initialAddresses,
     ElectrumBalance? initialBalance,
-    int initialRegularAddressIndex = 0,
-    int initialChangeAddressIndex = 0
+    Map<String, int>? initialRegularAddressIndex,
+    Map<String, int>? initialChangeAddressIndex,
   }) async {
     return BitcoinWallet(
       mnemonic: mnemonic,
@@ -71,7 +80,10 @@ abstract class BitcoinWalletBase extends ElectrumWallet with Store {
       initialBalance: initialBalance,
       seedBytes: await mnemonicToSeedBytes(mnemonic),
       initialRegularAddressIndex: initialRegularAddressIndex,
-        initialChangeAddressIndex: initialChangeAddressIndex);
+      initialChangeAddressIndex: initialChangeAddressIndex,
+      addressPageType: addressPageType,
+      networkParam: network,
+    );
   }
 
   static Future<BitcoinWallet> open({
@@ -80,7 +92,11 @@ abstract class BitcoinWalletBase extends ElectrumWallet with Store {
     required Box<UnspentCoinsInfo> unspentCoinsInfo,
     required String password,
   }) async {
-    final snp = await ElectrumWallletSnapshot.load(name, walletInfo.type, password);
+    final network = walletInfo.network != null
+        ? BasedUtxoNetwork.fromName(walletInfo.network!)
+        : BitcoinNetwork.mainnet;
+    final snp = await ElectrumWalletSnapshot.load(name, walletInfo.type, password, network);
+
     return BitcoinWallet(
       mnemonic: snp.mnemonic,
       password: password,
@@ -90,6 +106,9 @@ abstract class BitcoinWalletBase extends ElectrumWallet with Store {
       initialBalance: snp.balance,
       seedBytes: await mnemonicToSeedBytes(snp.mnemonic),
       initialRegularAddressIndex: snp.regularAddressIndex,
-        initialChangeAddressIndex: snp.changeAddressIndex);
+      initialChangeAddressIndex: snp.changeAddressIndex,
+      addressPageType: snp.addressPageType,
+      networkParam: network,
+    );
   }
 }

cw_bitcoin/lib/bitcoin_wallet_addresses.dart

@@ -1,6 +1,5 @@
-import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
-import 'package:cw_bitcoin/bitcoin_address_record.dart';
-import 'package:cw_bitcoin/electrum.dart';
+import 'package:bitcoin_base/bitcoin_base.dart';
+import 'package:bitcoin_flutter/bitcoin_flutter.dart';
 import 'package:cw_bitcoin/electrum_wallet_addresses.dart';
 import 'package:cw_bitcoin/utils.dart';
 import 'package:cw_core/wallet_info.dart';
@@ -11,24 +10,31 @@ part 'bitcoin_wallet_addresses.g.dart';
 class BitcoinWalletAddresses = BitcoinWalletAddressesBase with _$BitcoinWalletAddresses;
 
 abstract class BitcoinWalletAddressesBase extends ElectrumWalletAddresses with Store {
-  BitcoinWalletAddressesBase(WalletInfo walletInfo,
-      {required bitcoin.HDWallet mainHd,
-      required bitcoin.HDWallet sideHd,
-      required bitcoin.NetworkType networkType,
-      required ElectrumClient electrumClient,
-      List<BitcoinAddressRecord>? initialAddresses,
-      int initialRegularAddressIndex = 0,
-      int initialChangeAddressIndex = 0})
-      : super(walletInfo,
-            initialAddresses: initialAddresses,
-            initialRegularAddressIndex: initialRegularAddressIndex,
-            initialChangeAddressIndex: initialChangeAddressIndex,
-            mainHd: mainHd,
-            sideHd: sideHd,
-            electrumClient: electrumClient,
-            networkType: networkType);
+  BitcoinWalletAddressesBase(
+    WalletInfo walletInfo, {
+    required super.mainHd,
+    required super.sideHd,
+    required super.network,
+    required super.electrumClient,
+    super.initialAddresses,
+    super.initialRegularAddressIndex,
+    super.initialChangeAddressIndex,
+  }) : super(walletInfo);
 
   @override
-  String getAddress({required int index, required bitcoin.HDWallet hd}) =>
-      generateP2WPKHAddress(hd: hd, index: index, networkType: networkType);
+  String getAddress({required int index, required HDWallet hd, BitcoinAddressType? addressType}) {
+    if (addressType == P2pkhAddressType.p2pkh)
+      return generateP2PKHAddress(hd: hd, index: index, network: network);
+
+    if (addressType == SegwitAddresType.p2tr)
+      return generateP2TRAddress(hd: hd, index: index, network: network);
+
+    if (addressType == SegwitAddresType.p2wsh)
+      return generateP2WSHAddress(hd: hd, index: index, network: network);
+
+    if (addressType == P2shAddressType.p2wpkhInP2sh)
+      return generateP2SHAddress(hd: hd, index: index, network: network);
+
+    return generateP2WPKHAddress(hd: hd, index: index, network: network);
+  }
 }

cw_bitcoin/lib/bitcoin_wallet_service.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:cw_bitcoin/bitcoin_mnemonic.dart';
-import 'package:cw_bitcoin/bitcoin_mnemonic_is_incorrect_exception.dart';
+import 'package:cw_bitcoin/mnemonic_is_incorrect_exception.dart';
 import 'package:cw_bitcoin/bitcoin_wallet_creation_credentials.dart';
 import 'package:cw_core/unspent_coins_info.dart';
 import 'package:cw_core/wallet_base.dart';
@@ -12,10 +13,8 @@ import 'package:cw_core/wallet_type.dart';
 import 'package:hive/hive.dart';
 import 'package:collection/collection.dart';
 
-class BitcoinWalletService extends WalletService<
-    BitcoinNewWalletCredentials,
-    BitcoinRestoreWalletFromSeedCredentials,
-    BitcoinRestoreWalletFromWIFCredentials> {
+class BitcoinWalletService extends WalletService<BitcoinNewWalletCredentials,
+    BitcoinRestoreWalletFromSeedCredentials, BitcoinRestoreWalletFromWIFCredentials> {
   BitcoinWalletService(this.walletInfoSource, this.unspentCoinsInfoSource);
 
   final Box<WalletInfo> walletInfoSource;
@@ -25,12 +24,17 @@ class BitcoinWalletService extends WalletService<
   WalletType getType() => WalletType.bitcoin;
 
   @override
-  Future<BitcoinWallet> create(BitcoinNewWalletCredentials credentials) async {
+  Future<BitcoinWallet> create(BitcoinNewWalletCredentials credentials, {bool? isTestnet}) async {
+    final network = isTestnet == true ? BitcoinNetwork.testnet : BitcoinNetwork.mainnet;
+    credentials.walletInfo?.network = network.value;
+
     final wallet = await BitcoinWalletBase.create(
       mnemonic: await generateMnemonic(),
       password: credentials.password!,
       walletInfo: credentials.walletInfo!,
-        unspentCoinsInfo: unspentCoinsInfoSource);
+      unspentCoinsInfo: unspentCoinsInfoSource,
+      network: network,
+    );
     await wallet.save();
     await wallet.init();
     return wallet;
@@ -42,28 +46,41 @@ class BitcoinWalletService extends WalletService<
 
   @override
   Future<BitcoinWallet> openWallet(String name, String password) async {
-    final walletInfo = walletInfoSource.values.firstWhereOrNull(
-        (info) => info.id == WalletBase.idFor(name, getType()))!;
+    final walletInfo = walletInfoSource.values
+        .firstWhereOrNull((info) => info.id == WalletBase.idFor(name, getType()))!;
+    try {
       final wallet = await BitcoinWalletBase.open(
-        password: password, name: name, walletInfo: walletInfo,
+          password: password,
+          name: name,
+          walletInfo: walletInfo,
+          unspentCoinsInfo: unspentCoinsInfoSource);
+      await wallet.init();
+      saveBackup(name);
+      return wallet;
+    } catch (_) {
+      await restoreWalletFilesFromBackup(name);
+      final wallet = await BitcoinWalletBase.open(
+          password: password,
+          name: name,
+          walletInfo: walletInfo,
           unspentCoinsInfo: unspentCoinsInfoSource);
       await wallet.init();
       return wallet;
     }
+  }
 
   @override
   Future<void> remove(String wallet) async {
-    File(await pathForWalletDir(name: wallet, type: getType()))
-        .delete(recursive: true);
-    final walletInfo = walletInfoSource.values.firstWhereOrNull(
-        (info) => info.id == WalletBase.idFor(wallet, getType()))!;
+    File(await pathForWalletDir(name: wallet, type: getType())).delete(recursive: true);
+    final walletInfo = walletInfoSource.values
+        .firstWhereOrNull((info) => info.id == WalletBase.idFor(wallet, getType()))!;
     await walletInfoSource.delete(walletInfo.key);
   }
 
   @override
   Future<void> rename(String currentName, String password, String newName) async {
-    final currentWalletInfo = walletInfoSource.values.firstWhereOrNull(
-        (info) => info.id == WalletBase.idFor(currentName, getType()))!;
+    final currentWalletInfo = walletInfoSource.values
+        .firstWhereOrNull((info) => info.id == WalletBase.idFor(currentName, getType()))!;
     final currentWallet = await BitcoinWalletBase.open(
         password: password,
         name: currentName,
@@ -71,6 +88,7 @@ class BitcoinWalletService extends WalletService<
         unspentCoinsInfo: unspentCoinsInfoSource);
 
     await currentWallet.renameWalletFiles(newName);
+    await saveBackup(newName);
 
     final newWalletInfo = currentWalletInfo;
     newWalletInfo.id = WalletBase.idFor(newName, getType());
@@ -80,22 +98,27 @@ class BitcoinWalletService extends WalletService<
   }
 
   @override
-  Future<BitcoinWallet> restoreFromKeys(
-          BitcoinRestoreWalletFromWIFCredentials credentials) async =>
+  Future<BitcoinWallet> restoreFromKeys(BitcoinRestoreWalletFromWIFCredentials credentials,
+          {bool? isTestnet}) async =>
       throw UnimplementedError();
 
   @override
-  Future<BitcoinWallet> restoreFromSeed(
-      BitcoinRestoreWalletFromSeedCredentials credentials) async {
+  Future<BitcoinWallet> restoreFromSeed(BitcoinRestoreWalletFromSeedCredentials credentials,
+      {bool? isTestnet}) async {
     if (!validateMnemonic(credentials.mnemonic)) {
       throw BitcoinMnemonicIsIncorrectException();
     }
 
+    final network = isTestnet == true ? BitcoinNetwork.testnet : BitcoinNetwork.mainnet;
+    credentials.walletInfo?.network = network.value;
+
     final wallet = await BitcoinWalletBase.create(
       password: credentials.password!,
       mnemonic: credentials.mnemonic,
       walletInfo: credentials.walletInfo!,
-        unspentCoinsInfo: unspentCoinsInfoSource);
+      unspentCoinsInfo: unspentCoinsInfoSource,
+      network: network,
+    );
     await wallet.save();
     await wallet.init();
     return wallet;

cw_bitcoin/lib/electrum.dart

@@ -2,12 +2,12 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 import 'dart:typed_data';
-import 'package:bitcoin_flutter/bitcoin_flutter.dart';
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:cw_bitcoin/bitcoin_amount_format.dart';
 import 'package:cw_bitcoin/script_hash.dart';
 import 'package:flutter/foundation.dart';
 import 'package:rxdart/rxdart.dart';
-import 'package:collection/collection.dart';
+import 'package:http/http.dart' as http;
 
 String jsonrpcparams(List<Object> params) {
   final _params = params?.map((val) => '"${val.toString()}"')?.join(',');
@@ -22,10 +22,7 @@ String jsonrpc(
     '{"jsonrpc": "$version", "method": "$method", "id": "$id",  "params": ${json.encode(params)}}\n';
 
 class SocketTask {
-  SocketTask({
-    required this.isSubscription,
-    this.completer,
-    this.subject});
+  SocketTask({required this.isSubscription, this.completer, this.subject});
 
   final Completer<dynamic>? completer;
   final BehaviorSubject<dynamic>? subject;
@@ -51,8 +48,7 @@ class ElectrumClient {
   Timer? _aliveTimer;
   String unterminatedString;
 
-  Future<void> connectToUri(Uri uri) async =>
-    await connect(host: uri.host, port: uri.port);
+  Future<void> connectToUri(Uri uri) async => await connect(host: uri.host, port: uri.port);
 
   Future<void> connect({required String host, required int port}) async {
     try {
@@ -104,21 +100,20 @@ class ElectrumClient {
       }
 
       if (isJSONStringCorrect(unterminatedString)) {
-        final response =
-        json.decode(unterminatedString) as Map<String, dynamic>;
+        final response = json.decode(unterminatedString) as Map<String, dynamic>;
         _handleResponse(response);
         unterminatedString = '';
       }
     } on TypeError catch (e) {
-      if (!e.toString().contains('Map<String, Object>') && !e.toString().contains('Map<String, dynamic>')) {
+      if (!e.toString().contains('Map<String, Object>') &&
+          !e.toString().contains('Map<String, dynamic>')) {
         return;
       }
 
       unterminatedString += message;
 
       if (isJSONStringCorrect(unterminatedString)) {
-        final response =
-        json.decode(unterminatedString) as Map<String, dynamic>;
+        final response = json.decode(unterminatedString) as Map<String, dynamic>;
         _handleResponse(response);
         // unterminatedString = null;
         unterminatedString = '';
@@ -142,8 +137,7 @@ class ElectrumClient {
     }
   }
 
-  Future<List<String>> version() =>
-      call(method: 'server.version').then((dynamic result) {
+  Future<List<String>> version() => call(method: 'server.version').then((dynamic result) {
         if (result is List) {
           return result.map((dynamic val) => val.toString()).toList();
         }
@@ -178,11 +172,10 @@ class ElectrumClient {
       });
 
   Future<List<Map<String, dynamic>>> getListUnspentWithAddress(
-          String address, NetworkType networkType) =>
+          String address, BasedUtxoNetwork network) =>
       call(
           method: 'blockchain.scripthash.listunspent',
-              params: [scriptHash(address, networkType: networkType)])
-          .then((dynamic result) {
+          params: [scriptHash(address, network: network)]).then((dynamic result) {
         if (result is List) {
           return result.map((dynamic val) {
             if (val is Map<String, dynamic>) {
@@ -229,8 +222,7 @@ class ElectrumClient {
         return [];
       });
 
-  Future<Map<String, dynamic>> getTransactionRaw(
-          {required String hash}) async =>
+  Future<Map<String, dynamic>> getTransactionRaw({required String hash}) async =>
       callWithTimeout(method: 'blockchain.transaction.get', params: [hash, true], timeout: 10000)
           .then((dynamic result) {
         if (result is Map<String, dynamic>) {
@@ -240,8 +232,7 @@ class ElectrumClient {
         return <String, dynamic>{};
       });
 
-  Future<String> getTransactionHex(
-          {required String hash}) async =>
+  Future<String> getTransactionHex({required String hash}) async =>
       callWithTimeout(method: 'blockchain.transaction.get', params: [hash, false], timeout: 10000)
           .then((dynamic result) {
         if (result is String) {
@@ -252,8 +243,22 @@ class ElectrumClient {
       });
 
   Future<String> broadcastTransaction(
-          {required String transactionRaw}) async =>
-      call(method: 'blockchain.transaction.broadcast', params: [transactionRaw])
+      {required String transactionRaw, BasedUtxoNetwork? network}) async {
+    if (network == BitcoinNetwork.testnet) {
+      return http
+          .post(Uri(scheme: 'https', host: 'blockstream.info', path: '/testnet/api/tx'),
+              headers: <String, String>{'Content-Type': 'application/json; charset=utf-8'},
+              body: transactionRaw)
+          .then((http.Response response) {
+        if (response.statusCode == 200) {
+          return response.body;
+        }
+
+        throw Exception('Failed to broadcast transaction: ${response.body}');
+      });
+    }
+
+    return call(method: 'blockchain.transaction.broadcast', params: [transactionRaw])
         .then((dynamic result) {
       if (result is String) {
         return result;
@@ -261,20 +266,17 @@ class ElectrumClient {
 
       return '';
     });
+  }
 
-  Future<Map<String, dynamic>> getMerkle(
-          {required String hash, required int height}) async =>
-      await call(
-          method: 'blockchain.transaction.get_merkle',
-          params: [hash, height]) as Map<String, dynamic>;
-
-  Future<Map<String, dynamic>> getHeader({required int height}) async =>
-      await call(method: 'blockchain.block.get_header', params: [height])
+  Future<Map<String, dynamic>> getMerkle({required String hash, required int height}) async =>
+      await call(method: 'blockchain.transaction.get_merkle', params: [hash, height])
           as Map<String, dynamic>;
 
+  Future<Map<String, dynamic>> getHeader({required int height}) async =>
+      await call(method: 'blockchain.block.get_header', params: [height]) as Map<String, dynamic>;
+
   Future<double> estimatefee({required int p}) =>
-      call(method: 'blockchain.estimatefee', params: [p])
-          .then((dynamic result) {
+      call(method: 'blockchain.estimatefee', params: [p]).then((dynamic result) {
         if (result is double) {
           return result;
         }
@@ -314,20 +316,17 @@ class ElectrumClient {
         return [];
       });
 
-  Future<List<int>> feeRates() async {
+  Future<List<int>> feeRates({BasedUtxoNetwork? network}) async {
+    if (network == BitcoinNetwork.testnet) {
+      return [1, 1, 1];
+    }
     try {
       final topDoubleString = await estimatefee(p: 1);
       final middleDoubleString = await estimatefee(p: 5);
       final bottomDoubleString = await estimatefee(p: 100);
-      final top =
-          (stringDoubleToBitcoinAmount(topDoubleString.toString()) / 1000)
-              .round();
-      final middle =
-          (stringDoubleToBitcoinAmount(middleDoubleString.toString()) / 1000)
-              .round();
-      final bottom =
-          (stringDoubleToBitcoinAmount(bottomDoubleString.toString()) / 1000)
-              .round();
+      final top = (stringDoubleToBitcoinAmount(topDoubleString.toString()) / 1000).round();
+      final middle = (stringDoubleToBitcoinAmount(middleDoubleString.toString()) / 1000).round();
+      final bottom = (stringDoubleToBitcoinAmount(bottomDoubleString.toString()) / 1000).round();
 
       return [bottom, middle, top];
     } catch (_) {
@@ -335,6 +334,21 @@ class ElectrumClient {
     }
   }
 
+  // https://electrumx.readthedocs.io/en/latest/protocol-methods.html#blockchain-headers-subscribe
+  // example response:
+  // {
+  //   "height": 520481,
+  //   "hex": "00000020890208a0ae3a3892aa047c5468725846577cfcd9b512b50000000000000000005dc2b02f2d297a9064ee103036c14d678f9afc7e3d9409cf53fd58b82e938e8ecbeca05a2d2103188ce804c4"
+  // }
+  Future<int?> getCurrentBlockChainTip() =>
+      call(method: 'blockchain.headers.subscribe').then((result) {
+        if (result is Map<String, dynamic>) {
+          return result["height"] as int;
+        }
+
+        return null;
+      });
+
   BehaviorSubject<Object>? scripthashUpdate(String scripthash) {
     _id += 1;
     return subscribe<Object>(
@@ -344,9 +358,7 @@ class ElectrumClient {
   }
 
   BehaviorSubject<T>? subscribe<T>(
-      {required String id,
-      required String method,
-      List<Object> params = const []}) {
+      {required String id, required String method, List<Object> params = const []}) {
     try {
       final subscription = BehaviorSubject<T>();
       _regisrySubscription(id, subscription);
@@ -370,9 +382,7 @@ class ElectrumClient {
   }
 
   Future<dynamic> callWithTimeout(
-      {required String method,
-      List<Object> params = const [],
-      int timeout = 4000}) async {
+      {required String method, List<Object> params = const [], int timeout = 4000}) async {
     try {
       final completer = Completer<dynamic>();
       _id += 1;
@@ -397,8 +407,8 @@ class ElectrumClient {
     onConnectionStatusChange = null;
   }
 
-  void _registryTask(int id, Completer<dynamic> completer) => _tasks[id.toString()] =
-      SocketTask(completer: completer, isSubscription: false);
+  void _registryTask(int id, Completer<dynamic> completer) =>
+      _tasks[id.toString()] = SocketTask(completer: completer, isSubscription: false);
 
   void _regisrySubscription(String id, BehaviorSubject<dynamic> subject) =>
       _tasks[id] = SocketTask(subject: subject, isSubscription: true);
@@ -419,8 +429,7 @@ class ElectrumClient {
     }
   }
 
-  void _methodHandler(
-      {required String method, required Map<String, dynamic> request}) {
+  void _methodHandler({required String method, required Map<String, dynamic> request}) {
     switch (method) {
       case 'blockchain.scripthash.subscribe':
         final params = request['params'] as List<dynamic>;

cw_bitcoin/lib/electrum_transaction_info.dart

@@ -1,3 +1,4 @@
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
 import 'package:bitcoin_flutter/src/payments/index.dart' show PaymentData;
 import 'package:cw_bitcoin/address_from_output.dart';
@@ -10,13 +11,12 @@ import 'package:cw_core/wallet_type.dart';
 
 class ElectrumTransactionBundle {
   ElectrumTransactionBundle(this.originalTransaction,
-    {required this.ins,
-    required this.confirmations,
-    this.time});
-  final bitcoin.Transaction originalTransaction;
-  final List<bitcoin.Transaction> ins;
+      {required this.ins, required this.confirmations, this.time, required this.height});
+  final BtcTransaction originalTransaction;
+  final List<BtcTransaction> ins;
   final int? time;
   final int confirmations;
+  final int height;
 }
 
 class ElectrumTransactionInfo extends TransactionInfo {
@@ -39,8 +39,7 @@ class ElectrumTransactionInfo extends TransactionInfo {
     this.confirmations = confirmations;
   }
 
-  factory ElectrumTransactionInfo.fromElectrumVerbose(
-      Map<String, Object> obj, WalletType type,
+  factory ElectrumTransactionInfo.fromElectrumVerbose(Map<String, Object> obj, WalletType type,
       {required List<BitcoinAddressRecord> addresses, required int height}) {
     final addressesSet = addresses.map((addr) => addr.address).toSet();
     final id = obj['txid'] as String;
@@ -58,10 +57,8 @@ class ElectrumTransactionInfo extends TransactionInfo {
     for (dynamic vin in vins) {
       final vout = vin['vout'] as int;
       final out = vin['tx']['vout'][vout] as Map;
-      final outAddresses =
-          (out['scriptPubKey']['addresses'] as List<Object>?)?.toSet();
-      inputsAmount +=
-          stringDoubleToBitcoinAmount((out['value'] as double? ?? 0).toString());
+      final outAddresses = (out['scriptPubKey']['addresses'] as List<Object>?)?.toSet();
+      inputsAmount += stringDoubleToBitcoinAmount((out['value'] as double? ?? 0).toString());
 
       if (outAddresses?.intersection(addressesSet).isNotEmpty ?? false) {
         direction = TransactionDirection.outgoing;
@@ -69,11 +66,9 @@ class ElectrumTransactionInfo extends TransactionInfo {
     }
 
     for (dynamic out in vout) {
-      final outAddresses =
-          out['scriptPubKey']['addresses'] as List<Object>? ?? [];
+      final outAddresses = out['scriptPubKey']['addresses'] as List<Object>? ?? [];
       final ntrs = outAddresses.toSet().intersection(addressesSet);
-      final value = stringDoubleToBitcoinAmount(
-          (out['value'] as double? ?? 0.0).toString());
+      final value = stringDoubleToBitcoinAmount((out['value'] as double? ?? 0.0).toString());
       totalOutAmount += value;
 
       if ((direction == TransactionDirection.incoming && ntrs.isNotEmpty) ||
@@ -96,11 +91,8 @@ class ElectrumTransactionInfo extends TransactionInfo {
   }
 
   factory ElectrumTransactionInfo.fromElectrumBundle(
-      ElectrumTransactionBundle bundle,
-      WalletType type,
-      bitcoin.NetworkType networkType,
-      {required Set<String> addresses,
-        required int height}) {
+      ElectrumTransactionBundle bundle, WalletType type, BasedUtxoNetwork network,
+      {required Set<String> addresses, required int height}) {
     final date = bundle.time != null
         ? DateTime.fromMillisecondsSinceEpoch(bundle.time! * 1000)
         : DateTime.now();
@@ -109,31 +101,40 @@ class ElectrumTransactionInfo extends TransactionInfo {
     var inputAmount = 0;
     var totalOutAmount = 0;
 
-    for (var i = 0; i < bundle.originalTransaction.ins.length; i++) {
-      final input = bundle.originalTransaction.ins[i];
+    for (var i = 0; i < bundle.originalTransaction.inputs.length; i++) {
+      final input = bundle.originalTransaction.inputs[i];
       final inputTransaction = bundle.ins[i];
-      final vout = input.index;
-      final outTransaction = inputTransaction.outs[vout!];
-      final address = addressFromOutput(outTransaction.script!, networkType);
-      inputAmount += outTransaction.value!;
-      if (addresses.contains(address)) {
+      final outTransaction = inputTransaction.outputs[input.txIndex];
+      inputAmount += outTransaction.amount.toInt();
+      if (addresses.contains(addressFromOutputScript(outTransaction.scriptPubKey, network))) {
         direction = TransactionDirection.outgoing;
       }
     }
 
-    for (final out in bundle.originalTransaction.outs) {
-      totalOutAmount += out.value!;
-      final address = addressFromOutput(out.script!, networkType);
-      final addressExists = addresses.contains(address);
+    final receivedAmounts = <int>[];
+    for (final out in bundle.originalTransaction.outputs) {
+      totalOutAmount += out.amount.toInt();
+      final addressExists = addresses.contains(addressFromOutputScript(out.scriptPubKey, network));
+
+      if (addressExists) {
+        receivedAmounts.add(out.amount.toInt());
+      }
+
       if ((direction == TransactionDirection.incoming && addressExists) ||
           (direction == TransactionDirection.outgoing && !addressExists)) {
-        amount += out.value!;
+        amount += out.amount.toInt();
       }
     }
 
+    if (receivedAmounts.length == bundle.originalTransaction.outputs.length) {
+      // Self-send
+      direction = TransactionDirection.incoming;
+      amount = receivedAmounts.reduce((a, b) => a + b);
+    }
+
     final fee = inputAmount - totalOutAmount;
     return ElectrumTransactionInfo(type,
-        id: bundle.originalTransaction.getId(),
+        id: bundle.originalTransaction.txId(),
         height: height,
         isPending: bundle.confirmations == 0,
         fee: fee,
@@ -152,8 +153,8 @@ class ElectrumTransactionInfo extends TransactionInfo {
     if (addresses != null) {
       tx.outs.forEach((out) {
         try {
-          final p2pkh = bitcoin.P2PKH(
-              data: PaymentData(output: out.script), network: bitcoin.bitcoin);
+          final p2pkh =
+              bitcoin.P2PKH(data: PaymentData(output: out.script), network: bitcoin.bitcoin);
           exist = addresses.contains(p2pkh.data.address);
 
           if (exist) {
@@ -163,9 +164,8 @@ class ElectrumTransactionInfo extends TransactionInfo {
       });
     }
 
-    final date = timestamp != null
-        ? DateTime.fromMillisecondsSinceEpoch(timestamp * 1000)
-        : DateTime.now();
+    final date =
+        timestamp != null ? DateTime.fromMillisecondsSinceEpoch(timestamp * 1000) : DateTime.now();
 
     return ElectrumTransactionInfo(type,
         id: tx.getId(),
@@ -178,8 +178,7 @@ class ElectrumTransactionInfo extends TransactionInfo {
         confirmations: confirmations);
   }
 
-  factory ElectrumTransactionInfo.fromJson(
-      Map<String, dynamic> data, WalletType type) {
+  factory ElectrumTransactionInfo.fromJson(Map<String, dynamic> data, WalletType type) {
     return ElectrumTransactionInfo(type,
         id: data['id'] as String,
         height: data['height'] as int,

cw_bitcoin/lib/electrum_wallet.dart

@@ -3,9 +3,10 @@ import 'dart:convert';
 import 'dart:io';
 import 'dart:math';
 
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
+import 'package:bitcoin_base/bitcoin_base.dart' as bitcoin_base;
 import 'package:collection/collection.dart';
-import 'package:cw_bitcoin/address_to_output_script.dart';
 import 'package:cw_bitcoin/bitcoin_address_record.dart';
 import 'package:cw_bitcoin/bitcoin_transaction_credentials.dart';
 import 'package:cw_bitcoin/bitcoin_transaction_no_inputs_exception.dart';
@@ -18,6 +19,7 @@ import 'package:cw_bitcoin/electrum_balance.dart';
 import 'package:cw_bitcoin/electrum_transaction_history.dart';
 import 'package:cw_bitcoin/electrum_transaction_info.dart';
 import 'package:cw_bitcoin/electrum_wallet_addresses.dart';
+import 'package:cw_bitcoin/litecoin_network.dart';
 import 'package:cw_bitcoin/pending_bitcoin_transaction.dart';
 import 'package:cw_bitcoin/script_hash.dart';
 import 'package:cw_bitcoin/utils.dart';
@@ -33,10 +35,10 @@ import 'package:cw_core/utils/file.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:cw_core/wallet_info.dart';
 import 'package:flutter/foundation.dart';
-import 'package:hex/hex.dart';
 import 'package:hive/hive.dart';
 import 'package:mobx/mobx.dart';
 import 'package:rxdart/subjects.dart';
+import 'package:http/http.dart' as http;
 
 part 'electrum_wallet.g.dart';
 
@@ -73,6 +75,8 @@ abstract class ElectrumWalletBase
               }
             : {}),
         this.unspentCoinsInfo = unspentCoinsInfo,
+        this.network = _getNetwork(networkType, currency),
+        this.isTestnet = networkType == bitcoin.testnet,
         super(walletInfo) {
     this.electrumClient = electrumClient ?? ElectrumClient();
     this.walletInfo = walletInfo;
@@ -106,13 +110,13 @@ abstract class ElectrumWalletBase
   @observable
   SyncStatus syncStatus;
 
-  List<String> get scriptHashes => walletAddresses.addresses
-      .map((addr) => scriptHash(addr.address, networkType: networkType))
+  List<String> get scriptHashes => walletAddresses.addressesByReceiveType
+      .map((addr) => scriptHash(addr.address, network: network))
       .toList();
 
-  List<String> get publicScriptHashes => walletAddresses.addresses
+  List<String> get publicScriptHashes => walletAddresses.allAddresses
       .where((addr) => !addr.isHidden)
-      .map((addr) => scriptHash(addr.address, networkType: networkType))
+      .map((addr) => scriptHash(addr.address, network: network))
       .toList();
 
   String get xpub => hd.base58!;
@@ -121,6 +125,10 @@ abstract class ElectrumWalletBase
   String get seed => mnemonic;
 
   bitcoin.NetworkType networkType;
+  BasedUtxoNetwork network;
+
+  @override
+  bool? isTestnet;
 
   @override
   BitcoinWalletKeys get keys =>
@@ -145,12 +153,11 @@ abstract class ElectrumWalletBase
   Future<void> startSync() async {
     try {
       syncStatus = AttemptingSyncStatus();
-      await walletAddresses.discoverAddresses();
       await updateTransactions();
       _subscribeForUpdates();
       await updateUnspent();
       await updateBalance();
-      _feeRates = await electrumClient.feeRates();
+      _feeRates = await electrumClient.feeRates(network: network);
 
       Timer.periodic(
           const Duration(minutes: 1), (timer) async => _feeRates = await electrumClient.feeRates());
@@ -181,183 +188,212 @@ abstract class ElectrumWalletBase
     }
   }
 
-  @override
-  Future<PendingTransaction> createTransaction(Object credentials) async {
-    const minAmount = 546;
-    final transactionCredentials = credentials as BitcoinTransactionCredentials;
-    final inputs = <BitcoinUnspent>[];
-    final outputs = transactionCredentials.outputs;
-    final hasMultiDestination = outputs.length > 1;
+  Future<EstimatedTxResult> estimateTxFeeAndInputsToUse(
+      int credentialsAmount,
+      bool sendAll,
+      List<BitcoinBaseAddress> outputAddresses,
+      List<BitcoinOutput> outputs,
+      int? feeRate,
+      BitcoinTransactionPriority? priority,
+      {int? inputsCount}) async {
+    final utxos = <UtxoWithAddress>[];
+    List<ECPrivate> privateKeys = [];
+
+    var leftAmount = credentialsAmount;
     var allInputsAmount = 0;
 
-    if (unspentCoins.isEmpty) {
-      await updateUnspent();
-    }
+    for (int i = 0; i < unspentCoins.length; i++) {
+      final utx = unspentCoins[i];
 
-    for (final utx in unspentCoins) {
       if (utx.isSending) {
         allInputsAmount += utx.value;
-        inputs.add(utx);
-      }
-    }
-
-    if (inputs.isEmpty) {
-      throw BitcoinTransactionNoInputsException();
-    }
-
-    final allAmountFee = transactionCredentials.feeRate != null
-        ? feeAmountWithFeeRate(transactionCredentials.feeRate!, inputs.length, outputs.length)
-        : feeAmountForPriority(transactionCredentials.priority!, inputs.length, outputs.length);
-
-    final allAmount = allInputsAmount - allAmountFee;
-
-    var credentialsAmount = 0;
-    var amount = 0;
-    var fee = 0;
-
-    if (hasMultiDestination) {
-      if (outputs.any((item) => item.sendAll || item.formattedCryptoAmount! <= 0)) {
-        throw BitcoinTransactionWrongBalanceException(currency);
-      }
-
-      credentialsAmount = outputs.fold(0, (acc, value) => acc + value.formattedCryptoAmount!);
-
-      if (allAmount - credentialsAmount < minAmount) {
-        throw BitcoinTransactionWrongBalanceException(currency);
-      }
-
-      amount = credentialsAmount;
-
-      if (transactionCredentials.feeRate != null) {
-        fee = calculateEstimatedFeeWithFeeRate(transactionCredentials.feeRate!, amount,
-            outputsCount: outputs.length + 1);
-      } else {
-        fee = calculateEstimatedFee(transactionCredentials.priority, amount,
-            outputsCount: outputs.length + 1);
-      }
-    } else {
-      final output = outputs.first;
-      credentialsAmount = !output.sendAll ? output.formattedCryptoAmount! : 0;
-
-      if (credentialsAmount > allAmount) {
-        throw BitcoinTransactionWrongBalanceException(currency);
-      }
-
-      amount = output.sendAll || allAmount - credentialsAmount < minAmount
-          ? allAmount
-          : credentialsAmount;
-
-      if (output.sendAll || amount == allAmount) {
-        fee = allAmountFee;
-      } else if (transactionCredentials.feeRate != null) {
-        fee = calculateEstimatedFeeWithFeeRate(transactionCredentials.feeRate!, amount);
-      } else {
-        fee = calculateEstimatedFee(transactionCredentials.priority, amount);
-      }
-    }
-
-    if (fee == 0) {
-      throw BitcoinTransactionWrongBalanceException(currency);
-    }
-
-    final totalAmount = amount + fee;
-
-    if (totalAmount > balance[currency]!.confirmed || totalAmount > allInputsAmount) {
-      throw BitcoinTransactionWrongBalanceException(currency);
-    }
-
-    final txb = bitcoin.TransactionBuilder(network: networkType);
-    final changeAddress = await walletAddresses.getChangeAddress();
-    var leftAmount = totalAmount;
-    var totalInputAmount = 0;
-
-    inputs.clear();
-
-    for (final utx in unspentCoins) {
-      if (utx.isSending) {
         leftAmount = leftAmount - utx.value;
-        totalInputAmount += utx.value;
-        inputs.add(utx);
 
-        if (leftAmount <= 0) {
+        final address = addressTypeFromStr(utx.address, network);
+        final privkey = generateECPrivate(
+            hd: utx.bitcoinAddressRecord.isHidden ? walletAddresses.sideHd : walletAddresses.mainHd,
+            index: utx.bitcoinAddressRecord.index,
+            network: network);
+
+        privateKeys.add(privkey);
+
+        utxos.add(
+          UtxoWithAddress(
+            utxo: BitcoinUtxo(
+              txHash: utx.hash,
+              value: BigInt.from(utx.value),
+              vout: utx.vout,
+              scriptType: _getScriptType(address),
+            ),
+            ownerDetails:
+                UtxoAddressDetails(publicKey: privkey.getPublic().toHex(), address: address),
+          ),
+        );
+
+        bool amountIsAcquired = !sendAll && leftAmount <= 0;
+        if ((inputsCount == null && amountIsAcquired) || inputsCount == i + 1) {
           break;
         }
       }
     }
 
-    if (inputs.isEmpty) {
+    if (utxos.isEmpty) {
       throw BitcoinTransactionNoInputsException();
     }
 
-    if (amount <= 0 || totalInputAmount < totalAmount) {
+    var changeValue = allInputsAmount - credentialsAmount;
+
+    if (!sendAll) {
+      if (changeValue > 0) {
+        final changeAddress = await walletAddresses.getChangeAddress();
+        final address = addressTypeFromStr(changeAddress, network);
+        outputAddresses.add(address);
+        outputs.add(BitcoinOutput(address: address, value: BigInt.from(changeValue)));
+      }
+    }
+
+    final estimatedSize = BitcoinTransactionBuilder.estimateTransactionSize(
+        utxos: utxos, outputs: outputs, network: network);
+
+    int fee = feeRate != null
+        ? feeAmountWithFeeRate(feeRate, 0, 0, size: estimatedSize)
+        : feeAmountForPriority(priority!, 0, 0, size: estimatedSize);
+
+    if (fee == 0) {
       throw BitcoinTransactionWrongBalanceException(currency);
     }
 
-    txb.setVersion(1);
-    inputs.forEach((input) {
-      if (input.isP2wpkh) {
-        final p2wpkh = bitcoin
-            .P2WPKH(
-                data: generatePaymentData(
-                    hd: input.bitcoinAddressRecord.isHidden
-                        ? walletAddresses.sideHd
-                        : walletAddresses.mainHd,
-                    index: input.bitcoinAddressRecord.index),
-                network: networkType)
-            .data;
+    var amount = credentialsAmount;
 
-        txb.addInput(input.hash, input.vout, null, p2wpkh.output);
+    final lastOutput = outputs.last;
+    if (!sendAll) {
+      if (changeValue > fee) {
+        // Here, lastOutput is change, deduct the fee from it
+        outputs[outputs.length - 1] =
+            BitcoinOutput(address: lastOutput.address, value: lastOutput.value - BigInt.from(fee));
+      }
     } else {
-        txb.addInput(input.hash, input.vout);
+      // Here, if sendAll, the output amount equals to the input value - fee to fully spend every input on the transaction and have no amount for change
+      amount = allInputsAmount - fee;
+      outputs[outputs.length - 1] =
+          BitcoinOutput(address: lastOutput.address, value: BigInt.from(amount));
+    }
+
+    final totalAmount = amount + fee;
+
+    if (totalAmount > balance[currency]!.confirmed) {
+      throw BitcoinTransactionWrongBalanceException(currency);
+    }
+
+    if (totalAmount > allInputsAmount) {
+      if (unspentCoins.where((utx) => utx.isSending).length == utxos.length) {
+        throw BitcoinTransactionWrongBalanceException(currency);
+      } else {
+        if (changeValue > fee) {
+          outputAddresses.removeLast();
+          outputs.removeLast();
+        }
+
+        return estimateTxFeeAndInputsToUse(
+            credentialsAmount, sendAll, outputAddresses, outputs, feeRate, priority,
+            inputsCount: utxos.length + 1);
+      }
+    }
+
+    return EstimatedTxResult(utxos: utxos, privateKeys: privateKeys, fee: fee, amount: amount);
+  }
+
+  @override
+  Future<PendingTransaction> createTransaction(Object credentials) async {
+    try {
+      final outputs = <BitcoinOutput>[];
+      final outputAddresses = <BitcoinBaseAddress>[];
+      final transactionCredentials = credentials as BitcoinTransactionCredentials;
+      final hasMultiDestination = transactionCredentials.outputs.length > 1;
+      final sendAll = !hasMultiDestination && transactionCredentials.outputs.first.sendAll;
+
+      var credentialsAmount = 0;
+
+      for (final out in transactionCredentials.outputs) {
+        final outputAddress = out.isParsedAddress ? out.extractedAddress! : out.address;
+        final address = addressTypeFromStr(outputAddress, network);
+
+        outputAddresses.add(address);
+
+        if (hasMultiDestination) {
+          if (out.sendAll || out.formattedCryptoAmount! <= 0) {
+            throw BitcoinTransactionWrongBalanceException(currency);
+          }
+
+          final outputAmount = out.formattedCryptoAmount!;
+          credentialsAmount += outputAmount;
+
+          outputs.add(BitcoinOutput(address: address, value: BigInt.from(outputAmount)));
+        } else {
+          if (!sendAll) {
+            final outputAmount = out.formattedCryptoAmount!;
+            credentialsAmount += outputAmount;
+            outputs.add(BitcoinOutput(address: address, value: BigInt.from(outputAmount)));
+          } else {
+            // The value will be changed after estimating the Tx size and deducting the fee from the total
+            outputs.add(BitcoinOutput(address: address, value: BigInt.from(0)));
+          }
+        }
+      }
+
+      final estimatedTx = await estimateTxFeeAndInputsToUse(
+        credentialsAmount,
+        sendAll,
+        outputAddresses,
+        outputs,
+        transactionCredentials.feeRate,
+        transactionCredentials.priority,
+      );
+
+      final txb = BitcoinTransactionBuilder(
+          utxos: estimatedTx.utxos,
+          outputs: outputs,
+          fee: BigInt.from(estimatedTx.fee),
+          network: network);
+
+      final transaction = txb.buildTransaction((txDigest, utxo, publicKey, sighash) {
+        final key = estimatedTx.privateKeys
+            .firstWhereOrNull((element) => element.getPublic().toHex() == publicKey);
+
+        if (key == null) {
+          throw Exception("Cannot find private key");
+        }
+
+        if (utxo.utxo.isP2tr()) {
+          return key.signTapRoot(txDigest, sighash: sighash);
+        } else {
+          return key.signInput(txDigest, sigHash: sighash);
         }
       });
 
-    outputs.forEach((item) {
-      final outputAmount = hasMultiDestination ? item.formattedCryptoAmount : amount;
-      final outputAddress = item.isParsedAddress ? item.extractedAddress! : item.address;
-      txb.addOutput(addressToOutputScript(outputAddress, networkType), outputAmount!);
-    });
-
-    final estimatedSize = estimatedTransactionSize(inputs.length, outputs.length + 1);
-    var feeAmount = 0;
-
-    if (transactionCredentials.feeRate != null) {
-      feeAmount = transactionCredentials.feeRate! * estimatedSize;
-    } else {
-      feeAmount = feeRate(transactionCredentials.priority!) * estimatedSize;
-    }
-
-    final changeValue = totalInputAmount - amount - feeAmount;
-
-    if (changeValue > minAmount) {
-      txb.addOutput(changeAddress, changeValue);
-    }
-
-    for (var i = 0; i < inputs.length; i++) {
-      final input = inputs[i];
-      final keyPair = generateKeyPair(
-          hd: input.bitcoinAddressRecord.isHidden ? walletAddresses.sideHd : walletAddresses.mainHd,
-          index: input.bitcoinAddressRecord.index,
-          network: networkType);
-      final witnessValue = input.isP2wpkh ? input.value : null;
-
-      txb.sign(vin: i, keyPair: keyPair, witnessValue: witnessValue);
-    }
-
-    return PendingBitcoinTransaction(txb.build(), type,
-        electrumClient: electrumClient, amount: amount, fee: fee)
+      return PendingBitcoinTransaction(transaction, type,
+          electrumClient: electrumClient,
+          amount: estimatedTx.amount,
+          fee: estimatedTx.fee,
+          network: network)
         ..addListener((transaction) async {
           transactionHistory.addOne(transaction);
           await updateBalance();
         });
+    } catch (e) {
+      throw e;
+    }
   }
 
   String toJSON() => json.encode({
         'mnemonic': mnemonic,
-        'account_index': walletAddresses.currentReceiveAddressIndex.toString(),
-        'change_address_index': walletAddresses.currentChangeAddressIndex.toString(),
-        'addresses': walletAddresses.addresses.map((addr) => addr.toJSON()).toList(),
-        'balance': balance[currency]?.toJSON()
+        'account_index': walletAddresses.currentReceiveAddressIndexByType,
+        'change_address_index': walletAddresses.currentChangeAddressIndexByType,
+        'addresses': walletAddresses.allAddresses.map((addr) => addr.toJSON()).toList(),
+        'address_page_type': walletInfo.addressPageType == null
+            ? SegwitAddresType.p2wpkh.toString()
+            : walletInfo.addressPageType.toString(),
+        'balance': balance[currency]?.toJSON(),
       });
 
   int feeRate(TransactionPriority priority) {
@@ -372,24 +408,29 @@ abstract class ElectrumWalletBase
     }
   }
 
-  int feeAmountForPriority(
-          BitcoinTransactionPriority priority, int inputsCount, int outputsCount) =>
-      feeRate(priority) * estimatedTransactionSize(inputsCount, outputsCount);
+  int feeAmountForPriority(BitcoinTransactionPriority priority, int inputsCount, int outputsCount,
+          {int? size}) =>
+      feeRate(priority) * (size ?? estimatedTransactionSize(inputsCount, outputsCount));
 
-  int feeAmountWithFeeRate(int feeRate, int inputsCount, int outputsCount) =>
-      feeRate * estimatedTransactionSize(inputsCount, outputsCount);
+  int feeAmountWithFeeRate(int feeRate, int inputsCount, int outputsCount, {int? size}) =>
+      feeRate * (size ?? estimatedTransactionSize(inputsCount, outputsCount));
 
   @override
-  int calculateEstimatedFee(TransactionPriority? priority, int? amount, {int? outputsCount}) {
+  int calculateEstimatedFee(TransactionPriority? priority, int? amount,
+      {int? outputsCount, int? size}) {
     if (priority is BitcoinTransactionPriority) {
       return calculateEstimatedFeeWithFeeRate(feeRate(priority), amount,
-          outputsCount: outputsCount);
+          outputsCount: outputsCount, size: size);
     }
 
     return 0;
   }
 
-  int calculateEstimatedFeeWithFeeRate(int feeRate, int? amount, {int? outputsCount}) {
+  int calculateEstimatedFeeWithFeeRate(int feeRate, int? amount, {int? outputsCount, int? size}) {
+    if (size != null) {
+      return feeAmountWithFeeRate(feeRate, 0, 0, size: size);
+    }
+
     int inputsCount = 0;
 
     if (amount != null) {
@@ -457,9 +498,6 @@ abstract class ElectrumWalletBase
     await transactionHistory.changePassword(password);
   }
 
-  bitcoin.ECPair keyPairFor({required int index}) =>
-      generateKeyPair(hd: hd, index: index, network: networkType);
-
   @override
   Future<void> rescan({required int height}) async => throw UnimplementedError();
 
@@ -473,20 +511,23 @@ abstract class ElectrumWalletBase
   Future<String> makePath() async => pathForWallet(name: walletInfo.name, type: walletInfo.type);
 
   Future<void> updateUnspent() async {
-    final unspent = await Future.wait(walletAddresses.addresses.map((address) => electrumClient
-        .getListUnspentWithAddress(address.address, networkType)
-        .then((unspent) => unspent.map((unspent) {
+    List<BitcoinUnspent> updatedUnspentCoins = [];
+
+    final addressesSet = walletAddresses.allAddresses.map((addr) => addr.address).toSet();
+
+    await Future.wait(walletAddresses.allAddresses.map((address) => electrumClient
+        .getListUnspentWithAddress(address.address, network)
+        .then((unspent) => Future.forEach<Map<String, dynamic>>(unspent, (unspent) async {
               try {
-                return BitcoinUnspent.fromJSON(address, unspent);
-              } catch (_) {
-                return null;
-              }
-            }).whereNotNull())));
-    unspentCoins = unspent.expand((e) => e).toList();
-    unspentCoins.forEach((coin) async {
-      final tx = await fetchTransactionInfo(hash: coin.hash, height: 0);
+                final coin = BitcoinUnspent.fromJSON(address, unspent);
+                final tx = await fetchTransactionInfo(
+                    hash: coin.hash, height: 0, myAddresses: addressesSet);
                 coin.isChange = tx?.direction == TransactionDirection.outgoing;
-    });
+                updatedUnspentCoins.add(coin);
+              } catch (_) {}
+            }))));
+
+    unspentCoins = updatedUnspentCoins;
 
     if (unspentCoinsInfo.isEmpty) {
       unspentCoins.forEach((coin) => _addCoinInfo(coin));
@@ -495,8 +536,10 @@ abstract class ElectrumWalletBase
 
     if (unspentCoins.isNotEmpty) {
       unspentCoins.forEach((coin) {
-        final coinInfoList = unspentCoinsInfo.values
-            .where((element) => element.walletId.contains(id) && element.hash.contains(coin.hash));
+        final coinInfoList = unspentCoinsInfo.values.where((element) =>
+            element.walletId.contains(id) &&
+            element.hash.contains(coin.hash) &&
+            element.vout == coin.vout);
 
         if (coinInfoList.isNotEmpty) {
           final coinInfo = coinInfoList.first;
@@ -537,7 +580,8 @@ abstract class ElectrumWalletBase
 
       if (currentWalletUnspentCoins.isNotEmpty) {
         currentWalletUnspentCoins.forEach((element) {
-          final existUnspentCoins = unspentCoins.where((coin) => element.hash.contains(coin.hash));
+          final existUnspentCoins = unspentCoins
+              .where((coin) => element.hash.contains(coin.hash) && element.vout == coin.vout);
 
           if (existUnspentCoins.isEmpty) {
             keys.add(element.key);
@@ -555,95 +599,145 @@ abstract class ElectrumWalletBase
 
   Future<ElectrumTransactionBundle> getTransactionExpanded(
       {required String hash, required int height}) async {
-    final verboseTransaction = await electrumClient.getTransactionRaw(hash: hash);
-    final transactionHex = verboseTransaction['hex'] as String;
-    final original = bitcoin.Transaction.fromHex(transactionHex);
-    final ins = <bitcoin.Transaction>[];
-    final time = verboseTransaction['time'] as int?;
-    final confirmations = verboseTransaction['confirmations'] as int? ?? 0;
+    String transactionHex;
+    int? time;
+    int confirmations = 0;
+    if (network == BitcoinNetwork.testnet) {
+      // Testnet public electrum server does not support verbose transaction fetching
+      transactionHex = await electrumClient.getTransactionHex(hash: hash);
 
-    for (final vin in original.ins) {
-      final id = HEX.encode(vin.hash!.reversed.toList());
-      final txHex = await electrumClient.getTransactionHex(hash: id);
-      final tx = bitcoin.Transaction.fromHex(txHex);
+      final status = json.decode(
+          (await http.get(Uri.parse("https://blockstream.info/testnet/api/tx/$hash/status"))).body);
+
+      time = status["block_time"] as int?;
+      final tip = await electrumClient.getCurrentBlockChainTip() ?? 0;
+      confirmations = tip - (status["block_height"] as int? ?? 0);
+    } else {
+      final verboseTransaction = await electrumClient.getTransactionRaw(hash: hash);
+
+      transactionHex = verboseTransaction['hex'] as String;
+      time = verboseTransaction['time'] as int?;
+      confirmations = verboseTransaction['confirmations'] as int? ?? 0;
+    }
+
+    final original = bitcoin_base.BtcTransaction.fromRaw(transactionHex);
+    final ins = <bitcoin_base.BtcTransaction>[];
+
+    for (final vin in original.inputs) {
+      final txHex = await electrumClient.getTransactionHex(hash: vin.txId);
+      final tx = bitcoin_base.BtcTransaction.fromRaw(txHex);
       ins.add(tx);
     }
 
-    return ElectrumTransactionBundle(original, ins: ins, time: time, confirmations: confirmations);
+    return ElectrumTransactionBundle(original,
+        ins: ins, time: time, confirmations: confirmations, height: height);
   }
 
   Future<ElectrumTransactionInfo?> fetchTransactionInfo(
-      {required String hash, required int height}) async {
+      {required String hash,
+      required int height,
+      required Set<String> myAddresses,
+      bool? retryOnFailure}) async {
     try {
-      final tx = await getTransactionExpanded(hash: hash, height: height);
-      final addresses = walletAddresses.addresses.map((addr) => addr.address).toSet();
-      return ElectrumTransactionInfo.fromElectrumBundle(tx, walletInfo.type, networkType,
-          addresses: addresses, height: height);
-    } catch (_) {
+      return ElectrumTransactionInfo.fromElectrumBundle(
+          await getTransactionExpanded(hash: hash, height: height), walletInfo.type, network,
+          addresses: myAddresses, height: height);
+    } catch (e) {
+      if (e is FormatException && retryOnFailure == true) {
+        await Future.delayed(const Duration(seconds: 2));
+        return fetchTransactionInfo(hash: hash, height: height, myAddresses: myAddresses);
+      }
       return null;
     }
   }
 
   @override
   Future<Map<String, ElectrumTransactionInfo>> fetchTransactions() async {
-    final addressHashes = <String, BitcoinAddressRecord>{};
-    final normalizedHistories = <Map<String, dynamic>>[];
-    final newTxCounts = <String, int>{};
-
-    walletAddresses.addresses.forEach((addressRecord) {
-      final sh = scriptHash(addressRecord.address, networkType: networkType);
-      addressHashes[sh] = addressRecord;
-      newTxCounts[sh] = 0;
-    });
-
     try {
-      final histories = addressHashes.keys.map((scriptHash) =>
-          electrumClient.getHistory(scriptHash).then((history) => {scriptHash: history}));
-      final historyResults = await Future.wait(histories);
+      final Map<String, ElectrumTransactionInfo> historiesWithDetails = {};
+      final addressesSet = walletAddresses.allAddresses.map((addr) => addr.address).toSet();
+      final currentHeight = await electrumClient.getCurrentBlockChainTip() ?? 0;
 
+      await Future.wait(ADDRESS_TYPES.map((type) {
+        final addressesByType = walletAddresses.allAddresses.where((addr) => addr.type == type);
 
+        return Future.wait(addressesByType.map((addressRecord) async {
+          final history = await _fetchAddressHistory(addressRecord, addressesSet, currentHeight);
 
-      historyResults.forEach((history) {
-        history.entries.forEach((historyItem) {
-          if (historyItem.value.isNotEmpty) {
-            final address = addressHashes[historyItem.key];
-            address?.setAsUsed();
-            newTxCounts[historyItem.key] = historyItem.value.length;
-            normalizedHistories.addAll(historyItem.value);
+          if (history.isNotEmpty) {
+            addressRecord.txCount = history.length;
+            historiesWithDetails.addAll(history);
+
+            final matchedAddresses =
+                addressesByType.where((addr) => addr.isHidden == addressRecord.isHidden);
+
+            final isLastUsedAddress =
+                history.isNotEmpty && addressRecord.address == matchedAddresses.last.address;
+
+            if (isLastUsedAddress) {
+              await walletAddresses.discoverAddresses(
+                  matchedAddresses.toList(),
+                  addressRecord.isHidden,
+                  (address, addressesSet) =>
+                      _fetchAddressHistory(address, addressesSet, currentHeight)
+                          .then((history) => history.isNotEmpty ? address.address : null),
+                  type: type);
             }
-        });
-      });
-
-      for (var sh in addressHashes.keys) {
-        var balanceData = await electrumClient.getBalance(sh);
-        var addressRecord = addressHashes[sh];
-        if (addressRecord != null) {
-          addressRecord.balance = balanceData['confirmed'] as int? ?? 0;
-        }
-      }
-
-
-      addressHashes.forEach((sh, addressRecord) {
-        addressRecord.txCount = newTxCounts[sh] ?? 0;
-      });
-
-      final historiesWithDetails = await Future.wait(normalizedHistories.map((transaction) {
-        try {
-          return fetchTransactionInfo(
-              hash: transaction['tx_hash'] as String, height: transaction['height'] as int);
-        } catch (_) {
-          return Future.value(null);
           }
         }));
+      }));
 
-      return historiesWithDetails.fold<Map<String, ElectrumTransactionInfo>>(
-          <String, ElectrumTransactionInfo>{}, (acc, tx) {
-        if (tx == null) {
-          return acc;
+      return historiesWithDetails;
+    } catch (e) {
+      print(e.toString());
+      return {};
     }
-        acc[tx.id] = acc[tx.id]?.updated(tx) ?? tx;
-        return acc;
-      });
+  }
+
+  Future<Map<String, ElectrumTransactionInfo>> _fetchAddressHistory(
+      BitcoinAddressRecord addressRecord, Set<String> addressesSet, int currentHeight) async {
+    try {
+      final Map<String, ElectrumTransactionInfo> historiesWithDetails = {};
+
+      final history = await electrumClient
+          .getHistory(addressRecord.scriptHash ?? addressRecord.updateScriptHash(network));
+
+      if (history.isNotEmpty) {
+        addressRecord.setAsUsed();
+
+        await Future.wait(history.map((transaction) async {
+          final txid = transaction['tx_hash'] as String;
+          final height = transaction['height'] as int;
+          final storedTx = transactionHistory.transactions[txid];
+
+          if (storedTx != null) {
+            if (height > 0) {
+              storedTx.height = height;
+              // the tx's block itself is the first confirmation so add 1
+              storedTx.confirmations = currentHeight - height + 1;
+              storedTx.isPending = storedTx.confirmations == 0;
+            }
+
+            historiesWithDetails[txid] = storedTx;
+          } else {
+            final tx = await fetchTransactionInfo(
+                hash: txid, height: height, myAddresses: addressesSet, retryOnFailure: true);
+
+            if (tx != null) {
+              historiesWithDetails[txid] = tx;
+
+              // Got a new transaction fetched, add it to the transaction history
+              // instead of waiting all to finish, and next time it will be faster
+              transactionHistory.addOne(tx);
+              await transactionHistory.save();
+            }
+          }
+
+          return Future.value(null);
+        }));
+      }
+
+      return historiesWithDetails;
     } catch (e) {
       print(e.toString());
       return {};
@@ -657,10 +751,8 @@ abstract class ElectrumWalletBase
       }
 
       _isTransactionUpdating = true;
-      final transactions = await fetchTransactions();
-      transactionHistory.addMany(transactions);
+      await fetchTransactions();
       walletAddresses.updateReceiveAddresses();
-      await transactionHistory.save();
       _isTransactionUpdating = false;
     } catch (e, stacktrace) {
       print(stacktrace);
@@ -691,11 +783,11 @@ abstract class ElectrumWalletBase
   }
 
   Future<ElectrumBalance> _fetchBalances() async {
-    final addresses = walletAddresses.addresses.toList();
+    final addresses = walletAddresses.allAddresses.toList();
     final balanceFutures = <Future<Map<String, dynamic>>>[];
     for (var i = 0; i < addresses.length; i++) {
       final addressRecord = addresses[i];
-      final sh = scriptHash(addressRecord.address, networkType: networkType);
+      final sh = scriptHash(addressRecord.address, network: network);
       final balanceFuture = electrumClient.getBalance(sh);
       balanceFutures.add(balanceFuture);
     }
@@ -704,6 +796,7 @@ abstract class ElectrumWalletBase
     unspentCoinsInfo.values.forEach((info) {
       unspentCoins.forEach((element) {
         if (element.hash == info.hash &&
+            element.vout == info.vout &&
             info.isFrozen &&
             element.bitcoinAddressRecord.address == info.address &&
             element.value == info.value) {
@@ -741,10 +834,10 @@ abstract class ElectrumWalletBase
   String getChangeAddress() {
     const minCountOfHiddenAddresses = 5;
     final random = Random();
-    var addresses = walletAddresses.addresses.where((addr) => addr.isHidden).toList();
+    var addresses = walletAddresses.allAddresses.where((addr) => addr.isHidden).toList();
 
     if (addresses.length < minCountOfHiddenAddresses) {
-      addresses = walletAddresses.addresses.toList();
+      addresses = walletAddresses.allAddresses.toList();
     }
 
     return addresses[random.nextInt(addresses.length)].address;
@@ -756,9 +849,78 @@ abstract class ElectrumWalletBase
   @override
   String signMessage(String message, {String? address = null}) {
     final index = address != null
-        ? walletAddresses.addresses.firstWhere((element) => element.address == address).index
+        ? walletAddresses.allAddresses.firstWhere((element) => element.address == address).index
         : null;
     final HD = index == null ? hd : hd.derive(index);
     return base64Encode(HD.signMessage(message));
   }
+
+  static BasedUtxoNetwork _getNetwork(bitcoin.NetworkType networkType, CryptoCurrency? currency) {
+    if (networkType == bitcoin.bitcoin && currency == CryptoCurrency.bch) {
+      return BitcoinCashNetwork.mainnet;
+    }
+
+    if (networkType == litecoinNetwork) {
+      return LitecoinNetwork.mainnet;
+    }
+
+    if (networkType == bitcoin.testnet) {
+      return BitcoinNetwork.testnet;
+    }
+
+    return BitcoinNetwork.mainnet;
+  }
+}
+
+class EstimateTxParams {
+  EstimateTxParams(
+      {required this.amount,
+      required this.feeRate,
+      required this.priority,
+      required this.outputsCount,
+      required this.size});
+
+  final int amount;
+  final int feeRate;
+  final TransactionPriority priority;
+  final int outputsCount;
+  final int size;
+}
+
+class EstimatedTxResult {
+  EstimatedTxResult(
+      {required this.utxos, required this.privateKeys, required this.fee, required this.amount});
+
+  final List<UtxoWithAddress> utxos;
+  final List<ECPrivate> privateKeys;
+  final int fee;
+  final int amount;
+}
+
+BitcoinBaseAddress addressTypeFromStr(String address, BasedUtxoNetwork network) {
+  if (P2pkhAddress.regex.hasMatch(address)) {
+    return P2pkhAddress.fromAddress(address: address, network: network);
+  } else if (P2shAddress.regex.hasMatch(address)) {
+    return P2shAddress.fromAddress(address: address, network: network);
+  } else if (P2wshAddress.regex.hasMatch(address)) {
+    return P2wshAddress.fromAddress(address: address, network: network);
+  } else if (P2trAddress.regex.hasMatch(address)) {
+    return P2trAddress.fromAddress(address: address, network: network);
+  } else {
+    return P2wpkhAddress.fromAddress(address: address, network: network);
+  }
+}
+
+BitcoinAddressType _getScriptType(BitcoinBaseAddress type) {
+  if (type is P2pkhAddress) {
+    return P2pkhAddressType.p2pkh;
+  } else if (type is P2shAddress) {
+    return P2shAddressType.p2wpkhInP2sh;
+  } else if (type is P2wshAddress) {
+    return SegwitAddresType.p2wsh;
+  } else if (type is P2trAddress) {
+    return SegwitAddresType.p2tr;
+  } else {
+    return SegwitAddresType.p2wpkh;
+  }
 }

cw_bitcoin/lib/electrum_wallet_addresses.dart

@@ -1,8 +1,7 @@
-import 'package:bitbox/bitbox.dart' as bitbox;
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
 import 'package:cw_bitcoin/bitcoin_address_record.dart';
 import 'package:cw_bitcoin/electrum.dart';
-import 'package:cw_bitcoin/script_hash.dart';
 import 'package:cw_core/wallet_addresses.dart';
 import 'package:cw_core/wallet_info.dart';
 import 'package:cw_core/wallet_type.dart';
@@ -12,76 +11,98 @@ part 'electrum_wallet_addresses.g.dart';
 
 class ElectrumWalletAddresses = ElectrumWalletAddressesBase with _$ElectrumWalletAddresses;
 
+const List<BitcoinAddressType> ADDRESS_TYPES = [
+  SegwitAddresType.p2wpkh,
+  P2pkhAddressType.p2pkh,
+  SegwitAddresType.p2tr,
+  SegwitAddresType.p2wsh,
+  P2shAddressType.p2wpkhInP2sh,
+];
+
 abstract class ElectrumWalletAddressesBase extends WalletAddresses with Store {
-  ElectrumWalletAddressesBase(WalletInfo walletInfo,
-      {required this.mainHd,
+  ElectrumWalletAddressesBase(
+    WalletInfo walletInfo, {
+    required this.mainHd,
     required this.sideHd,
     required this.electrumClient,
-      required this.networkType,
+    required this.network,
     List<BitcoinAddressRecord>? initialAddresses,
-      int initialRegularAddressIndex = 0,
-      int initialChangeAddressIndex = 0})
-      : addresses = ObservableList<BitcoinAddressRecord>.of((initialAddresses ?? []).toSet()),
+    Map<String, int>? initialRegularAddressIndex,
+    Map<String, int>? initialChangeAddressIndex,
+    BitcoinAddressType? initialAddressPageType,
+  })  : _addresses = ObservableList<BitcoinAddressRecord>.of((initialAddresses ?? []).toSet()),
+        addressesByReceiveType =
+            ObservableList<BitcoinAddressRecord>.of((<BitcoinAddressRecord>[]).toSet()),
         receiveAddresses = ObservableList<BitcoinAddressRecord>.of((initialAddresses ?? [])
             .where((addressRecord) => !addressRecord.isHidden && !addressRecord.isUsed)
             .toSet()),
         changeAddresses = ObservableList<BitcoinAddressRecord>.of((initialAddresses ?? [])
             .where((addressRecord) => addressRecord.isHidden && !addressRecord.isUsed)
             .toSet()),
-        currentReceiveAddressIndex = initialRegularAddressIndex,
-        currentChangeAddressIndex = initialChangeAddressIndex,
-        super(walletInfo);
+        currentReceiveAddressIndexByType = initialRegularAddressIndex ?? {},
+        currentChangeAddressIndexByType = initialChangeAddressIndex ?? {},
+        _addressPageType = initialAddressPageType ??
+            (walletInfo.addressPageType != null
+                ? BitcoinAddressType.fromValue(walletInfo.addressPageType!)
+                : SegwitAddresType.p2wpkh),
+        super(walletInfo) {
+    updateAddressesByMatch();
+  }
 
   static const defaultReceiveAddressesCount = 22;
   static const defaultChangeAddressesCount = 17;
   static const gap = 20;
 
-  static String toCashAddr(String address) => bitbox.Address.toCashAddress(address);
-
-  static String toLegacy(String address) => bitbox.Address.toLegacyAddress(address);
-
-  final ObservableList<BitcoinAddressRecord> addresses;
+  final ObservableList<BitcoinAddressRecord> _addresses;
+  // Matched by addressPageType
+  late ObservableList<BitcoinAddressRecord> addressesByReceiveType;
   final ObservableList<BitcoinAddressRecord> receiveAddresses;
   final ObservableList<BitcoinAddressRecord> changeAddresses;
   final ElectrumClient electrumClient;
-  final bitcoin.NetworkType networkType;
+  final BasedUtxoNetwork network;
   final bitcoin.HDWallet mainHd;
   final bitcoin.HDWallet sideHd;
 
+  @observable
+  late BitcoinAddressType _addressPageType;
+
+  @computed
+  BitcoinAddressType get addressPageType => _addressPageType;
+
+  @computed
+  List<BitcoinAddressRecord> get allAddresses => _addresses;
+
   @override
   @computed
   String get address {
-    if (isEnabledAutoGenerateSubaddress) {
-      if (receiveAddresses.isEmpty) {
-        final newAddress = generateNewAddress().address;
-        return walletInfo.type == WalletType.bitcoinCash ? toCashAddr(newAddress) : newAddress;
-      }
-      final receiveAddress = receiveAddresses.first.address;
+    String receiveAddress;
 
-      return walletInfo.type == WalletType.bitcoinCash
-          ? toCashAddr(receiveAddress)
-          : receiveAddress;
+    final typeMatchingReceiveAddresses = receiveAddresses.where(_isAddressPageTypeMatch);
+
+    if ((isEnabledAutoGenerateSubaddress && receiveAddresses.isEmpty) ||
+        typeMatchingReceiveAddresses.isEmpty) {
+      receiveAddress = generateNewAddress().address;
     } else {
-      final receiveAddress = (receiveAddresses.first.address != addresses.first.address &&
-              previousAddressRecord != null)
-          ? previousAddressRecord!.address
-          : addresses.first.address;
+      final previousAddressMatchesType =
+          previousAddressRecord != null && previousAddressRecord!.type == addressPageType;
 
-      return walletInfo.type == WalletType.bitcoinCash
-          ? toCashAddr(receiveAddress)
-          : receiveAddress;
+      if (previousAddressMatchesType &&
+          typeMatchingReceiveAddresses.first.address != addressesByReceiveType.first.address) {
+        receiveAddress = previousAddressRecord!.address;
+      } else {
+        receiveAddress = typeMatchingReceiveAddresses.first.address;
       }
     }
 
+    return receiveAddress;
+  }
+
   @observable
   bool isEnabledAutoGenerateSubaddress = true;
 
   @override
   set address(String addr) {
-    if (addr.startsWith('bitcoincash:')) {
-      addr = toLegacy(addr);
-    }
-    final addressRecord = addresses.firstWhere((addressRecord) => addressRecord.address == addr);
+    final addressRecord = _addresses.firstWhere((addressRecord) => addressRecord.address == addr);
 
     previousAddressRecord = addressRecord;
     receiveAddresses.remove(addressRecord);
@@ -89,16 +110,29 @@ abstract class ElectrumWalletAddressesBase extends WalletAddresses with Store {
   }
 
   @override
-  String get primaryAddress => getAddress(index: 0, hd: mainHd);
+  String get primaryAddress => getAddress(index: 0, hd: mainHd, addressType: addressPageType);
 
-  int currentReceiveAddressIndex;
-  int currentChangeAddressIndex;
+  Map<String, int> currentReceiveAddressIndexByType;
+
+  int get currentReceiveAddressIndex =>
+      currentReceiveAddressIndexByType[_addressPageType.toString()] ?? 0;
+
+  void set currentReceiveAddressIndex(int index) =>
+      currentReceiveAddressIndexByType[_addressPageType.toString()] = index;
+
+  Map<String, int> currentChangeAddressIndexByType;
+
+  int get currentChangeAddressIndex =>
+      currentChangeAddressIndexByType[_addressPageType.toString()] ?? 0;
+
+  void set currentChangeAddressIndex(int index) =>
+      currentChangeAddressIndexByType[_addressPageType.toString()] = index;
 
   @observable
   BitcoinAddressRecord? previousAddressRecord;
 
   @computed
-  int get totalCountOfReceiveAddresses => addresses.fold(0, (acc, addressRecord) {
+  int get totalCountOfReceiveAddresses => addressesByReceiveType.fold(0, (acc, addressRecord) {
         if (!addressRecord.isHidden) {
           return acc + 1;
         }
@@ -106,22 +140,27 @@ abstract class ElectrumWalletAddressesBase extends WalletAddresses with Store {
       });
 
   @computed
-  int get totalCountOfChangeAddresses => addresses.fold(0, (acc, addressRecord) {
+  int get totalCountOfChangeAddresses => addressesByReceiveType.fold(0, (acc, addressRecord) {
         if (addressRecord.isHidden) {
           return acc + 1;
         }
         return acc;
       });
 
-  Future<void> discoverAddresses() async {
-    await _discoverAddresses(mainHd, false);
-    await _discoverAddresses(sideHd, true);
-    await updateAddressesInBox();
-  }
-
   @override
   Future<void> init() async {
+    if (walletInfo.type == WalletType.bitcoinCash) {
+      await _generateInitialAddresses(type: P2pkhAddressType.p2pkh);
+    } else if (walletInfo.type == WalletType.litecoin) {
       await _generateInitialAddresses();
+    } else if (walletInfo.type == WalletType.bitcoin) {
+      await _generateInitialAddresses();
+      await _generateInitialAddresses(type: P2pkhAddressType.p2pkh);
+      await _generateInitialAddresses(type: P2shAddressType.p2wpkhInP2sh);
+      await _generateInitialAddresses(type: SegwitAddresType.p2tr);
+      await _generateInitialAddresses(type: SegwitAddresType.p2wsh);
+    }
+    updateAddressesByMatch();
     updateReceiveAddresses();
     updateChangeAddresses();
     await updateAddressesInBox();
@@ -141,10 +180,9 @@ abstract class ElectrumWalletAddressesBase extends WalletAddresses with Store {
 
     if (changeAddresses.isEmpty) {
       final newAddresses = await _createNewAddresses(gap,
-          hd: sideHd,
           startIndex: totalCountOfChangeAddresses > 0 ? totalCountOfChangeAddresses - 1 : 0,
           isHidden: true);
-      _addAddresses(newAddresses);
+      addAddresses(newAddresses);
     }
 
     if (currentChangeAddressIndex >= changeAddresses.length) {
@@ -157,25 +195,34 @@ abstract class ElectrumWalletAddressesBase extends WalletAddresses with Store {
     return address;
   }
 
-  BitcoinAddressRecord generateNewAddress({bitcoin.HDWallet? hd, String? label}) {
-    final isHidden = hd == sideHd;
+  BitcoinAddressRecord generateNewAddress({String label = ''}) {
+    final newAddressIndex = addressesByReceiveType.fold(
+        0, (int acc, addressRecord) => addressRecord.isHidden == false ? acc + 1 : acc);
 
-    final newAddressIndex = addresses.fold(
-        0, (int acc, addressRecord) => isHidden == addressRecord.isHidden ? acc + 1 : acc);
-
-    final address = BitcoinAddressRecord(getAddress(index: newAddressIndex, hd: hd ?? sideHd),
-        index: newAddressIndex, isHidden: isHidden, name: label ?? '');
-    addresses.add(address);
+    final address = BitcoinAddressRecord(
+      getAddress(index: newAddressIndex, hd: mainHd, addressType: addressPageType),
+      index: newAddressIndex,
+      isHidden: false,
+      name: label,
+      type: addressPageType,
+      network: network,
+    );
+    _addresses.add(address);
+    updateAddressesByMatch();
     return address;
   }
 
-  String getAddress({required int index, required bitcoin.HDWallet hd}) => '';
+  String getAddress(
+          {required int index, required bitcoin.HDWallet hd, BitcoinAddressType? addressType}) =>
+      '';
 
   @override
   Future<void> updateAddressesInBox() async {
     try {
       addressesMap.clear();
-      addressesMap[address] = '';
+      _addresses.forEach((addressRecord) {
+        addressesMap[addressRecord.address] = addressRecord.name;
+      });
       await saveAddressesInBox();
     } catch (e) {
       print(e.toString());
@@ -184,116 +231,138 @@ abstract class ElectrumWalletAddressesBase extends WalletAddresses with Store {
 
   @action
   void updateAddress(String address, String label) {
-    if (address.startsWith('bitcoincash:')) {
-      address = toLegacy(address);
-    }
-    final addressRecord = addresses.firstWhere((addressRecord) => addressRecord.address == address);
+    final addressRecord =
+        _addresses.firstWhere((addressRecord) => addressRecord.address == address);
     addressRecord.setNewName(label);
-    final index = addresses.indexOf(addressRecord);
-    addresses.remove(addressRecord);
-    addresses.insert(index, addressRecord);
+    final index = _addresses.indexOf(addressRecord);
+    _addresses.remove(addressRecord);
+    _addresses.insert(index, addressRecord);
+  }
+
+  @action
+  void updateAddressesByMatch() {
+    addressesByReceiveType.clear();
+    addressesByReceiveType.addAll(_addresses.where(_isAddressPageTypeMatch).toList());
   }
 
   @action
   void updateReceiveAddresses() {
     receiveAddresses.removeRange(0, receiveAddresses.length);
     final newAddresses =
-        addresses.where((addressRecord) => !addressRecord.isHidden && !addressRecord.isUsed);
+        _addresses.where((addressRecord) => !addressRecord.isHidden && !addressRecord.isUsed);
     receiveAddresses.addAll(newAddresses);
   }
 
   @action
   void updateChangeAddresses() {
     changeAddresses.removeRange(0, changeAddresses.length);
-    final newAddresses =
-        addresses.where((addressRecord) => addressRecord.isHidden && !addressRecord.isUsed);
+    final newAddresses = _addresses.where((addressRecord) =>
+        addressRecord.isHidden &&
+        !addressRecord.isUsed &&
+        // TODO: feature to change change address type. For now fixed to p2wpkh, the cheapest type
+        (walletInfo.type != WalletType.bitcoin || addressRecord.type == SegwitAddresType.p2wpkh));
     changeAddresses.addAll(newAddresses);
   }
 
-  Future<void> _discoverAddresses(bitcoin.HDWallet hd, bool isHidden) async {
-    var hasAddrUse = true;
-    List<BitcoinAddressRecord> addrs;
-
-    if (addresses.isNotEmpty) {
-      addrs = addresses.where((addr) => addr.isHidden == isHidden).toList();
-    } else {
-      addrs = await _createNewAddresses(
-          isHidden ? defaultChangeAddressesCount : defaultReceiveAddressesCount,
-          startIndex: 0,
-          hd: hd,
-          isHidden: isHidden);
+  @action
+  Future<void> discoverAddresses(List<BitcoinAddressRecord> addressList, bool isHidden,
+      Future<String?> Function(BitcoinAddressRecord, Set<String>) getAddressHistory,
+      {BitcoinAddressType type = SegwitAddresType.p2wpkh}) async {
+    if (!isHidden) {
+      _validateSideHdAddresses(addressList.toList());
     }
 
-    while (hasAddrUse) {
-      final addr = addrs.last.address;
-      hasAddrUse = await _hasAddressUsed(addr);
+    final newAddresses = await _createNewAddresses(gap,
+        startIndex: addressList.length, isHidden: isHidden, type: type);
+    addAddresses(newAddresses);
 
-      if (!hasAddrUse) {
-        break;
-      }
+    final addressesWithHistory = await Future.wait(newAddresses
+        .map((addr) => getAddressHistory(addr, _addresses.map((e) => e.address).toSet())));
+    final isLastAddressUsed = addressesWithHistory.last == addressList.last.address;
 
-      final start = addrs.length;
-      final count = start + gap;
-      final batch = await _createNewAddresses(count, startIndex: start, hd: hd, isHidden: isHidden);
-      addrs.addAll(batch);
-    }
-
-    if (addresses.length < addrs.length) {
-      _addAddresses(addrs);
+    if (isLastAddressUsed) {
+      discoverAddresses(addressList, isHidden, getAddressHistory, type: type);
     }
   }
 
-  Future<void> _generateInitialAddresses() async {
+  Future<void> _generateInitialAddresses(
+      {BitcoinAddressType type = SegwitAddresType.p2wpkh}) async {
     var countOfReceiveAddresses = 0;
     var countOfHiddenAddresses = 0;
 
-    addresses.forEach((addr) {
+    _addresses.forEach((addr) {
+      if (addr.type == type) {
         if (addr.isHidden) {
           countOfHiddenAddresses += 1;
           return;
         }
 
         countOfReceiveAddresses += 1;
+      }
     });
 
     if (countOfReceiveAddresses < defaultReceiveAddressesCount) {
       final addressesCount = defaultReceiveAddressesCount - countOfReceiveAddresses;
       final newAddresses = await _createNewAddresses(addressesCount,
-          startIndex: countOfReceiveAddresses, hd: mainHd, isHidden: false);
-      addresses.addAll(newAddresses);
+          startIndex: countOfReceiveAddresses, isHidden: false, type: type);
+      addAddresses(newAddresses);
     }
 
     if (countOfHiddenAddresses < defaultChangeAddressesCount) {
       final addressesCount = defaultChangeAddressesCount - countOfHiddenAddresses;
       final newAddresses = await _createNewAddresses(addressesCount,
-          startIndex: countOfHiddenAddresses, hd: sideHd, isHidden: true);
-      addresses.addAll(newAddresses);
+          startIndex: countOfHiddenAddresses, isHidden: true, type: type);
+      addAddresses(newAddresses);
     }
   }
 
   Future<List<BitcoinAddressRecord>> _createNewAddresses(int count,
-      {required bitcoin.HDWallet hd, int startIndex = 0, bool isHidden = false}) async {
+      {int startIndex = 0, bool isHidden = false, BitcoinAddressType? type}) async {
     final list = <BitcoinAddressRecord>[];
 
     for (var i = startIndex; i < count + startIndex; i++) {
-      final address =
-          BitcoinAddressRecord(getAddress(index: i, hd: hd), index: i, isHidden: isHidden);
+      final address = BitcoinAddressRecord(
+        getAddress(index: i, hd: _getHd(isHidden), addressType: type ?? addressPageType),
+        index: i,
+        isHidden: isHidden,
+        type: type ?? addressPageType,
+        network: network,
+      );
       list.add(address);
     }
 
     return list;
   }
 
-  void _addAddresses(Iterable<BitcoinAddressRecord> addresses) {
-    final addressesSet = this.addresses.toSet();
+  @action
+  void addAddresses(Iterable<BitcoinAddressRecord> addresses) {
+    final addressesSet = this._addresses.toSet();
     addressesSet.addAll(addresses);
-    this.addresses.removeRange(0, this.addresses.length);
-    this.addresses.addAll(addressesSet);
+    this._addresses.clear();
+    this._addresses.addAll(addressesSet);
+    updateAddressesByMatch();
   }
 
-  Future<bool> _hasAddressUsed(String address) async {
-    final sh = scriptHash(address, networkType: networkType);
-    final transactionHistory = await electrumClient.getHistory(sh);
-    return transactionHistory.isNotEmpty;
+  void _validateSideHdAddresses(List<BitcoinAddressRecord> addrWithTransactions) {
+    addrWithTransactions.forEach((element) {
+      if (element.address !=
+          getAddress(index: element.index, hd: mainHd, addressType: element.type))
+        element.isHidden = true;
+    });
   }
+
+  @action
+  Future<void> setAddressType(BitcoinAddressType type) async {
+    _addressPageType = type;
+    updateAddressesByMatch();
+    walletInfo.addressPageType = addressPageType.toString();
+    await walletInfo.save();
+  }
+
+  bool _isAddressPageTypeMatch(BitcoinAddressRecord addressRecord) {
+    return _isAddressByType(addressRecord, addressPageType);
+  }
+
+  bitcoin.HDWallet _getHd(bool isHidden) => isHidden ? sideHd : mainHd;
+  bool _isAddressByType(BitcoinAddressRecord addr, BitcoinAddressType type) => addr.type == type;
 }

cw_bitcoin/lib/electrum_wallet_snapshot.dart

@@ -1,12 +1,13 @@
 import 'dart:convert';
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:cw_bitcoin/bitcoin_address_record.dart';
 import 'package:cw_bitcoin/electrum_balance.dart';
 import 'package:cw_core/pathForWallet.dart';
 import 'package:cw_core/utils/file.dart';
 import 'package:cw_core/wallet_type.dart';
 
-class ElectrumWallletSnapshot {
-  ElectrumWallletSnapshot({
+class ElectrumWalletSnapshot {
+  ElectrumWalletSnapshot({
     required this.name,
     required this.type,
     required this.password,
@@ -14,19 +15,23 @@ class ElectrumWallletSnapshot {
     required this.addresses,
     required this.balance,
     required this.regularAddressIndex,
-    required this.changeAddressIndex});
+    required this.changeAddressIndex,
+    required this.addressPageType,
+  });
 
   final String name;
   final String password;
   final WalletType type;
+  final String? addressPageType;
 
   String mnemonic;
   List<BitcoinAddressRecord> addresses;
   ElectrumBalance balance;
-  int regularAddressIndex;
-  int changeAddressIndex;
+  Map<String, int> regularAddressIndex;
+  Map<String, int> changeAddressIndex;
 
-  static Future<ElectrumWallletSnapshot> load(String name, WalletType type, String password) async {
+  static Future<ElectrumWalletSnapshot> load(
+      String name, WalletType type, String password, BasedUtxoNetwork network) async {
     final path = await pathForWallet(name: name, type: type);
     final jsonSource = await read(path: path, password: password);
     final data = json.decode(jsonSource) as Map;
@@ -34,26 +39,38 @@ class ElectrumWallletSnapshot {
     final mnemonic = data['mnemonic'] as String;
     final addresses = addressesTmp
         .whereType<String>()
-        .map((addr) => BitcoinAddressRecord.fromJSON(addr))
+        .map((addr) => BitcoinAddressRecord.fromJSON(addr, network))
         .toList();
     final balance = ElectrumBalance.fromJSON(data['balance'] as String) ??
         ElectrumBalance(confirmed: 0, unconfirmed: 0, frozen: 0);
-    var regularAddressIndex = 0;
-    var changeAddressIndex = 0;
+    var regularAddressIndexByType = {SegwitAddresType.p2wpkh.toString(): 0};
+    var changeAddressIndexByType = {SegwitAddresType.p2wpkh.toString(): 0};
 
     try {
-      regularAddressIndex = int.parse(data['account_index'] as String? ?? '0');
-      changeAddressIndex = int.parse(data['change_address_index'] as String? ?? '0');
+      regularAddressIndexByType = {
+        SegwitAddresType.p2wpkh.toString(): int.parse(data['account_index'] as String? ?? '0')
+      };
+      changeAddressIndexByType = {
+        SegwitAddresType.p2wpkh.toString():
+            int.parse(data['change_address_index'] as String? ?? '0')
+      };
+    } catch (_) {
+      try {
+        regularAddressIndexByType = data["account_index"] as Map<String, int>? ?? {};
+        changeAddressIndexByType = data["change_address_index"] as Map<String, int>? ?? {};
       } catch (_) {}
+    }
 
-    return ElectrumWallletSnapshot(
+    return ElectrumWalletSnapshot(
       name: name,
       type: type,
       password: password,
       mnemonic: mnemonic,
       addresses: addresses,
       balance: balance,
-      regularAddressIndex: regularAddressIndex,
-      changeAddressIndex: changeAddressIndex);
+      regularAddressIndex: regularAddressIndexByType,
+      changeAddressIndex: changeAddressIndexByType,
+      addressPageType: data['address_page_type'] as String?,
+    );
   }
 }

cw_bitcoin/lib/litecoin_wallet.dart

@@ -1,3 +1,4 @@
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:cw_bitcoin/bitcoin_mnemonic.dart';
 import 'package:cw_bitcoin/bitcoin_transaction_priority.dart';
 import 'package:cw_core/crypto_currency.dart';
@@ -20,17 +21,18 @@ part 'litecoin_wallet.g.dart';
 class LitecoinWallet = LitecoinWalletBase with _$LitecoinWallet;
 
 abstract class LitecoinWalletBase extends ElectrumWallet with Store {
-  LitecoinWalletBase(
-      {required String mnemonic,
+  LitecoinWalletBase({
+    required String mnemonic,
     required String password,
     required WalletInfo walletInfo,
     required Box<UnspentCoinsInfo> unspentCoinsInfo,
     required Uint8List seedBytes,
+    String? addressPageType,
     List<BitcoinAddressRecord>? initialAddresses,
     ElectrumBalance? initialBalance,
-      int initialRegularAddressIndex = 0,
-      int initialChangeAddressIndex = 0})
-      : super(
+    Map<String, int>? initialRegularAddressIndex,
+    Map<String, int>? initialChangeAddressIndex,
+  }) : super(
             mnemonic: mnemonic,
             password: password,
             walletInfo: walletInfo,
@@ -47,25 +49,24 @@ abstract class LitecoinWalletBase extends ElectrumWallet with Store {
       initialRegularAddressIndex: initialRegularAddressIndex,
       initialChangeAddressIndex: initialChangeAddressIndex,
       mainHd: hd,
-        sideHd: bitcoin.HDWallet
-                .fromSeed(seedBytes, network: networkType)
-                .derivePath("m/0'/1"),
-        networkType: networkType,);
+      sideHd: bitcoin.HDWallet.fromSeed(seedBytes, network: networkType).derivePath("m/0'/1"),
+      network: network,
+    );
     autorun((_) {
       this.walletAddresses.isEnabledAutoGenerateSubaddress = this.isEnabledAutoGenerateSubaddress;
     });
   }
 
-  static Future<LitecoinWallet> create({
-    required String mnemonic,
+  static Future<LitecoinWallet> create(
+      {required String mnemonic,
       required String password,
       required WalletInfo walletInfo,
       required Box<UnspentCoinsInfo> unspentCoinsInfo,
+      String? addressPageType,
       List<BitcoinAddressRecord>? initialAddresses,
       ElectrumBalance? initialBalance,
-    int initialRegularAddressIndex = 0,
-    int initialChangeAddressIndex = 0
-  }) async {
+      Map<String, int>? initialRegularAddressIndex,
+      Map<String, int>? initialChangeAddressIndex}) async {
     return LitecoinWallet(
       mnemonic: mnemonic,
       password: password,
@@ -75,7 +76,9 @@ abstract class LitecoinWalletBase extends ElectrumWallet with Store {
       initialBalance: initialBalance,
       seedBytes: await mnemonicToSeedBytes(mnemonic),
       initialRegularAddressIndex: initialRegularAddressIndex,
-        initialChangeAddressIndex: initialChangeAddressIndex);
+      initialChangeAddressIndex: initialChangeAddressIndex,
+      addressPageType: addressPageType,
+    );
   }
 
   static Future<LitecoinWallet> open({
@@ -84,7 +87,8 @@ abstract class LitecoinWalletBase extends ElectrumWallet with Store {
     required Box<UnspentCoinsInfo> unspentCoinsInfo,
     required String password,
   }) async {
-    final snp = await ElectrumWallletSnapshot.load (name, walletInfo.type, password);
+    final snp =
+        await ElectrumWalletSnapshot.load(name, walletInfo.type, password, LitecoinNetwork.mainnet);
     return LitecoinWallet(
       mnemonic: snp.mnemonic,
       password: password,
@@ -94,7 +98,9 @@ abstract class LitecoinWalletBase extends ElectrumWallet with Store {
       initialBalance: snp.balance,
       seedBytes: await mnemonicToSeedBytes(snp.mnemonic),
       initialRegularAddressIndex: snp.regularAddressIndex,
-        initialChangeAddressIndex: snp.changeAddressIndex);
+      initialChangeAddressIndex: snp.changeAddressIndex,
+      addressPageType: snp.addressPageType,
+    );
   }
 
   @override

cw_bitcoin/lib/litecoin_wallet_addresses.dart

@@ -1,39 +1,28 @@
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
-import 'package:cw_bitcoin/electrum.dart';
 import 'package:cw_bitcoin/utils.dart';
-import 'package:cw_bitcoin/bitcoin_address_record.dart';
 import 'package:cw_bitcoin/electrum_wallet_addresses.dart';
 import 'package:cw_core/wallet_info.dart';
-import 'package:flutter/foundation.dart';
 import 'package:mobx/mobx.dart';
 
 part 'litecoin_wallet_addresses.g.dart';
 
-class LitecoinWalletAddresses = LitecoinWalletAddressesBase
-    with _$LitecoinWalletAddresses;
+class LitecoinWalletAddresses = LitecoinWalletAddressesBase with _$LitecoinWalletAddresses;
 
-abstract class LitecoinWalletAddressesBase extends ElectrumWalletAddresses
-    with Store {
+abstract class LitecoinWalletAddressesBase extends ElectrumWalletAddresses with Store {
   LitecoinWalletAddressesBase(
-      WalletInfo walletInfo,
-      {required bitcoin.HDWallet mainHd,
-        required bitcoin.HDWallet sideHd,
-        required bitcoin.NetworkType networkType,
-        required ElectrumClient electrumClient,
-        List<BitcoinAddressRecord>? initialAddresses,
-        int initialRegularAddressIndex = 0,
-        int initialChangeAddressIndex = 0})
-      : super(
-      walletInfo,
-      initialAddresses: initialAddresses,
-      initialRegularAddressIndex: initialRegularAddressIndex,
-      initialChangeAddressIndex: initialChangeAddressIndex,
-      mainHd: mainHd,
-      sideHd: sideHd,
-      electrumClient: electrumClient,
-      networkType: networkType);
+    WalletInfo walletInfo, {
+    required super.mainHd,
+    required super.sideHd,
+    required super.network,
+    required super.electrumClient,
+    super.initialAddresses,
+    super.initialRegularAddressIndex,
+    super.initialChangeAddressIndex,
+  }) : super(walletInfo);
 
   @override
-  String getAddress({required int index, required bitcoin.HDWallet hd}) =>
-      generateP2WPKHAddress(hd: hd, index: index, networkType: networkType);
+  String getAddress(
+          {required int index, required bitcoin.HDWallet hd, BitcoinAddressType? addressType}) =>
+      generateP2WPKHAddress(hd: hd, index: index, network: network);
 }

cw_bitcoin/lib/litecoin_wallet_service.dart

@@ -2,7 +2,7 @@ import 'dart:io';
 import 'package:cw_core/unspent_coins_info.dart';
 import 'package:hive/hive.dart';
 import 'package:cw_bitcoin/bitcoin_mnemonic.dart';
-import 'package:cw_bitcoin/bitcoin_mnemonic_is_incorrect_exception.dart';
+import 'package:cw_bitcoin/mnemonic_is_incorrect_exception.dart';
 import 'package:cw_bitcoin/bitcoin_wallet_creation_credentials.dart';
 import 'package:cw_bitcoin/litecoin_wallet.dart';
 import 'package:cw_core/wallet_service.dart';
@@ -25,7 +25,7 @@ class LitecoinWalletService extends WalletService<
   WalletType getType() => WalletType.litecoin;
 
   @override
-  Future<LitecoinWallet> create(BitcoinNewWalletCredentials credentials) async {
+  Future<LitecoinWallet> create(BitcoinNewWalletCredentials credentials, {bool? isTestnet}) async {
     final wallet = await LitecoinWalletBase.create(
         mnemonic: await generateMnemonic(),
         password: credentials.password!,
@@ -45,12 +45,23 @@ class LitecoinWalletService extends WalletService<
   Future<LitecoinWallet> openWallet(String name, String password) async {
     final walletInfo = walletInfoSource.values.firstWhereOrNull(
         (info) => info.id == WalletBase.idFor(name, getType()))!;
+
+    try {
+      final wallet = await LitecoinWalletBase.open(
+          password: password, name: name, walletInfo: walletInfo,
+          unspentCoinsInfo: unspentCoinsInfoSource);
+      await wallet.init();
+      saveBackup(name);
+      return wallet;
+    } catch (_) {
+      await restoreWalletFilesFromBackup(name);
       final wallet = await LitecoinWalletBase.open(
           password: password, name: name, walletInfo: walletInfo,
           unspentCoinsInfo: unspentCoinsInfoSource);
       await wallet.init();
       return wallet;
     }
+  }
 
   @override
   Future<void> remove(String wallet) async {
@@ -72,6 +83,7 @@ class LitecoinWalletService extends WalletService<
         unspentCoinsInfo: unspentCoinsInfoSource);
 
     await currentWallet.renameWalletFiles(newName);
+    await saveBackup(newName);
 
     final newWalletInfo = currentWalletInfo;
     newWalletInfo.id = WalletBase.idFor(newName, getType());
@@ -82,14 +94,14 @@ class LitecoinWalletService extends WalletService<
 
   @override
   Future<LitecoinWallet> restoreFromKeys(
-          BitcoinRestoreWalletFromWIFCredentials credentials) async =>
+          BitcoinRestoreWalletFromWIFCredentials credentials, {bool? isTestnet}) async =>
       throw UnimplementedError();
 
   @override
   Future<LitecoinWallet> restoreFromSeed(
-      BitcoinRestoreWalletFromSeedCredentials credentials) async {
+      BitcoinRestoreWalletFromSeedCredentials credentials, {bool? isTestnet}) async {
     if (!validateMnemonic(credentials.mnemonic)) {
-      throw BitcoinMnemonicIsIncorrectException();
+      throw LitecoinMnemonicIsIncorrectException();
     }
 
     final wallet = await LitecoinWalletBase.create(

cw_bitcoin/lib/mnemonic_is_incorrect_exception.dart

@@ -3,3 +3,9 @@ class BitcoinMnemonicIsIncorrectException implements Exception {
   String toString() =>
       'Bitcoin mnemonic has incorrect format. Mnemonic should contain 12 or 24 words separated by space.';
 }
+
+class LitecoinMnemonicIsIncorrectException implements Exception {
+  @override
+  String toString() =>
+      'Litecoin mnemonic has incorrect format. Mnemonic should contain 24 words separated by space.';
+}

cw_bitcoin/lib/pending_bitcoin_transaction.dart

@@ -1,5 +1,5 @@
 import 'package:cw_bitcoin/bitcoin_commit_transaction_exception.dart';
-import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:cw_core/pending_transaction.dart';
 import 'package:cw_bitcoin/electrum.dart';
 import 'package:cw_bitcoin/bitcoin_amount_format.dart';
@@ -9,22 +9,21 @@ import 'package:cw_core/wallet_type.dart';
 
 class PendingBitcoinTransaction with PendingTransaction {
   PendingBitcoinTransaction(this._tx, this.type,
-      {required this.electrumClient,
-      required this.amount,
-      required this.fee})
+      {required this.electrumClient, required this.amount, required this.fee, this.network})
       : _listeners = <void Function(ElectrumTransactionInfo transaction)>[];
 
   final WalletType type;
-  final bitcoin.Transaction _tx;
+  final BtcTransaction _tx;
   final ElectrumClient electrumClient;
   final int amount;
   final int fee;
+  final BasedUtxoNetwork? network;
 
   @override
-  String get id => _tx.getId();
+  String get id => _tx.txId();
 
   @override
-  String get hex => _tx.toHex();
+  String get hex => _tx.serialize();
 
   @override
   String get amountFormatted => bitcoinAmountToString(amount: amount);
@@ -36,18 +35,16 @@ class PendingBitcoinTransaction with PendingTransaction {
 
   @override
   Future<void> commit() async {
-    final result =
-      await electrumClient.broadcastTransaction(transactionRaw: _tx.toHex());
+    final result = await electrumClient.broadcastTransaction(transactionRaw: hex, network: network);
 
     if (result.isEmpty) {
       throw BitcoinCommitTransactionException();
     }
 
-    _listeners?.forEach((listener) => listener(transactionInfo()));
+    _listeners.forEach((listener) => listener(transactionInfo()));
   }
 
-  void addListener(
-          void Function(ElectrumTransactionInfo transaction) listener) =>
+  void addListener(void Function(ElectrumTransactionInfo transaction) listener) =>
       _listeners.add(listener);
 
   ElectrumTransactionInfo transactionInfo() => ElectrumTransactionInfo(type,

cw_bitcoin/lib/script_hash.dart

@@ -1,9 +1,9 @@
-import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
 import 'package:crypto/crypto.dart';
+import 'package:cw_bitcoin/address_to_output_script.dart';
+import 'package:bitcoin_base/bitcoin_base.dart' as bitcoin;
 
-String scriptHash(String address, {required bitcoin.NetworkType networkType}) {
-  final outputScript =
-      bitcoin.Address.addressToOutputScript(address, networkType);
+String scriptHash(String address, {required bitcoin.BasedUtxoNetwork network}) {
+  final outputScript = addressToOutputScript(address, network);
   final parts = sha256.convert(outputScript).toString().split('');
   var res = '';
 

cw_bitcoin/lib/utils.dart

@@ -1,55 +1,33 @@
 import 'dart:typed_data';
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:flutter/foundation.dart';
 import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
 import 'package:bitcoin_flutter/src/payments/index.dart' show PaymentData;
 import 'package:hex/hex.dart';
 
-bitcoin.PaymentData generatePaymentData(
-        {required bitcoin.HDWallet hd, required int index}) =>
-    PaymentData(
-        pubkey: Uint8List.fromList(HEX.decode(hd.derive(index).pubKey!)));
+bitcoin.PaymentData generatePaymentData({required bitcoin.HDWallet hd, required int index}) =>
+    PaymentData(pubkey: Uint8List.fromList(HEX.decode(hd.derive(index).pubKey!)));
 
-bitcoin.ECPair generateKeyPair(
-        {required bitcoin.HDWallet hd,
-        required int index,
-        required bitcoin.NetworkType network}) =>
-    bitcoin.ECPair.fromWIF(hd.derive(index).wif!, network: network);
+ECPrivate generateECPrivate(
+        {required bitcoin.HDWallet hd, required int index, required BasedUtxoNetwork network}) =>
+    ECPrivate.fromWif(hd.derive(index).wif!, netVersion: network.wifNetVer);
 
 String generateP2WPKHAddress(
-        {required bitcoin.HDWallet hd,
-        required int index,
-        required bitcoin.NetworkType networkType}) =>
-    bitcoin
-        .P2WPKH(
-            data: PaymentData(
-                pubkey:
-                    Uint8List.fromList(HEX.decode(hd.derive(index).pubKey!))),
-            network: networkType)
-        .data
-        .address!;
+        {required bitcoin.HDWallet hd, required int index, required BasedUtxoNetwork network}) =>
+    ECPublic.fromHex(hd.derive(index).pubKey!).toP2wpkhAddress().toAddress(network);
 
-String generateP2WPKHAddressByPath(
-        {required bitcoin.HDWallet hd,
-        required String path,
-        required bitcoin.NetworkType networkType}) =>
-    bitcoin
-        .P2WPKH(
-            data: PaymentData(
-                pubkey:
-                    Uint8List.fromList(HEX.decode(hd.derivePath(path).pubKey!))),
-            network: networkType)
-        .data
-        .address!;
+String generateP2SHAddress(
+        {required bitcoin.HDWallet hd, required int index, required BasedUtxoNetwork network}) =>
+    ECPublic.fromHex(hd.derive(index).pubKey!).toP2wpkhInP2sh().toAddress(network);
+
+String generateP2WSHAddress(
+        {required bitcoin.HDWallet hd, required int index, required BasedUtxoNetwork network}) =>
+    ECPublic.fromHex(hd.derive(index).pubKey!).toP2wshAddress().toAddress(network);
 
 String generateP2PKHAddress(
-        {required bitcoin.HDWallet hd,
-        required int index,
-        required bitcoin.NetworkType networkType}) =>
-    bitcoin
-        .P2PKH(
-            data: PaymentData(
-                pubkey:
-                    Uint8List.fromList(HEX.decode(hd.derive(index).pubKey!))),
-            network: networkType)
-        .data
-        .address!;
+        {required bitcoin.HDWallet hd, required int index, required BasedUtxoNetwork network}) =>
+    ECPublic.fromHex(hd.derive(index).pubKey!).toP2pkhAddress().toAddress(network);
+
+String generateP2TRAddress(
+        {required bitcoin.HDWallet hd, required int index, required BasedUtxoNetwork network}) =>
+    ECPublic.fromHex(hd.derive(index).pubKey!).toTaprootAddress().toAddress(network);

cw_bitcoin/pubspec.lock

@@ -21,18 +21,18 @@ packages:
     dependency: transitive
     description:
       name: args
-      sha256: "139d809800a412ebb26a3892da228b2d0ba36f0ef5d9a82166e5e52ec8d61611"
+      sha256: eef6c46b622e0494a36c5a12d10d77fb4e855501a91c1b9ef9339326e58f0596
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.2"
+    version: "2.4.2"
   asn1lib:
     dependency: transitive
     description:
       name: asn1lib
-      sha256: ab96a1cb3beeccf8145c52e449233fe68364c9641623acd3adad66f8184f1039
+      sha256: c9c85fedbe2188b95133cbe960e16f5f448860f7133330e272edbbca5893ddc6
       url: "https://pub.dev"
     source: hosted
-    version: "1.4.0"
+    version: "1.5.2"
   async:
     dependency: transitive
     description:
@@ -75,6 +75,15 @@ packages:
       url: "https://github.com/cake-tech/bitbox-flutter.git"
     source: git
     version: "1.0.1"
+  bitcoin_base:
+    dependency: "direct main"
+    description:
+      path: "."
+      ref: cake-update-v2
+      resolved-ref: "3fd81d238b990bb767fc7a4fdd5053a22a142e2e"
+      url: "https://github.com/cake-tech/bitcoin_base.git"
+    source: git
+    version: "4.2.0"
   bitcoin_flutter:
     dependency: "direct main"
     description:
@@ -84,6 +93,14 @@ packages:
       url: "https://github.com/cake-tech/bitcoin_flutter.git"
     source: git
     version: "2.1.0"
+  blockchain_utils:
+    dependency: "direct main"
+    description:
+      name: blockchain_utils
+      sha256: "38ef5f4a22441ac4370aed9071dc71c460acffc37c79b344533f67d15f24c13c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.1"
   boolean_selector:
     dependency: transitive
     description:
@@ -104,10 +121,10 @@ packages:
     dependency: transitive
     description:
       name: build
-      sha256: "3fbda25365741f8251b39f3917fb3c8e286a96fd068a5a242e11c2012d495777"
+      sha256: "80184af8b6cb3e5c1c4ec6d8544d27711700bc3e6d2efad04238c7b5290889f0"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.1"
+    version: "2.4.1"
   build_config:
     dependency: transitive
     description:
@@ -120,10 +137,10 @@ packages:
     dependency: transitive
     description:
       name: build_daemon
-      sha256: "6bc5544ea6ce4428266e7ea680e945c68806c4aae2da0eb5e9ccf38df8d6acbf"
+      sha256: "0343061a33da9c5810b2d6cee51945127d8f4c060b7fbdd9d54917f0a3feaaa1"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.0"
+    version: "4.0.1"
   build_resolvers:
     dependency: "direct dev"
     description:
@@ -136,18 +153,18 @@ packages:
     dependency: "direct dev"
     description:
       name: build_runner
-      sha256: b0a8a7b8a76c493e85f1b84bffa0588859a06197863dba8c9036b15581fd9727
+      sha256: "581bacf68f89ec8792f5e5a0b2c4decd1c948e97ce659dc783688c8a88fbec21"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.3"
+    version: "2.4.8"
   build_runner_core:
     dependency: transitive
     description:
       name: build_runner_core
-      sha256: "14febe0f5bac5ae474117a36099b4de6f1dbc52df6c5e55534b3da9591bf4292"
+      sha256: "6d6ee4276b1c5f34f21fdf39425202712d2be82019983d52f351c94aafbc2c41"
       url: "https://pub.dev"
     source: hosted
-    version: "7.2.7"
+    version: "7.2.10"
   built_collection:
     dependency: transitive
     description:
@@ -160,10 +177,10 @@ packages:
     dependency: transitive
     description:
       name: built_value
-      sha256: "169565c8ad06adb760c3645bf71f00bff161b00002cace266cad42c5d22a7725"
+      sha256: a3ec2e0f967bc47f69f95009bb93db936288d61d5343b9436e378b28a2f830c6
       url: "https://pub.dev"
     source: hosted
-    version: "8.4.3"
+    version: "8.9.0"
   characters:
     dependency: transitive
     description:
@@ -176,10 +193,10 @@ packages:
     dependency: transitive
     description:
       name: checked_yaml
-      sha256: "3d1505d91afa809d177efd4eed5bb0eb65805097a1463abdd2add076effae311"
+      sha256: feb6bed21949061731a7a75fc5d2aa727cf160b91af9a3e464c5e3a32e28b5ff
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
   clock:
     dependency: transitive
     description:
@@ -192,10 +209,10 @@ packages:
     dependency: transitive
     description:
       name: code_builder
-      sha256: "0d43dd1288fd145de1ecc9a3948ad4a6d5a82f0a14c4fdd0892260787d975cbe"
+      sha256: f692079e25e7869c14132d39f223f8eec9830eb76131925143b2129c4bb01b37
       url: "https://pub.dev"
     source: hosted
-    version: "4.4.0"
+    version: "4.10.0"
   collection:
     dependency: transitive
     description:
@@ -216,18 +233,18 @@ packages:
     dependency: transitive
     description:
       name: crypto
-      sha256: aa274aa7774f8964e4f4f38cc994db7b6158dd36e9187aaceaddc994b35c6c67
+      sha256: ff625774173754681d66daaf4a448684fb04b78f902da9cb3d308c19cc5e8bab
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
+    version: "3.0.3"
   cryptography:
     dependency: "direct main"
     description:
       name: cryptography
-      sha256: e0e37f79665cd5c86e8897f9abe1accfe813c0cc5299dab22256e22fddc1fef8
+      sha256: df156c5109286340817d21fa7b62f9140f17915077127dd70f8bd7a2a0997a35
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.5"
+    version: "2.5.0"
   cw_core:
     dependency: "direct main"
     description:
@@ -247,10 +264,10 @@ packages:
     dependency: transitive
     description:
       name: encrypt
-      sha256: "4fd4e4fdc21b9d7d4141823e1e6515cd94e7b8d84749504c232999fba25d9bbb"
+      sha256: "62d9aa4670cc2a8798bab89b39fc71b6dfbacf615de6cf5001fb39f7e4a996a2"
       url: "https://pub.dev"
     source: hosted
-    version: "5.0.1"
+    version: "5.0.3"
   fake_async:
     dependency: transitive
     description:
@@ -263,10 +280,10 @@ packages:
     dependency: transitive
     description:
       name: ffi
-      sha256: a38574032c5f1dd06c4aee541789906c12ccaab8ba01446e800d9c5b79c4a978
+      sha256: "7bf0adc28a23d395f19f3f1eb21dd7cfd1dd9f8e1c50051c069122e6853bc878"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "2.1.0"
   file:
     dependency: transitive
     description:
@@ -292,10 +309,10 @@ packages:
     dependency: "direct main"
     description:
       name: flutter_mobx
-      sha256: "0da4add0016387a7bf309a0d0c41d36c6b3ae25ed7a176409267f166509e723e"
+      sha256: "4a5d062ff85ed3759f4aac6410ff0ffae32e324b2e71ca722ae1b37b32e865f4"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.6+5"
+    version: "2.2.0+2"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -313,18 +330,18 @@ packages:
     dependency: transitive
     description:
       name: glob
-      sha256: "4515b5b6ddb505ebdd242a5f2cc5d22d3d6a80013789debfbda7777f47ea308c"
+      sha256: "0e7014b3b7d4dac1ca4d6114f82bf1782ee86745b9b42a92c9289c23d8a0ab63"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   graphs:
     dependency: transitive
     description:
       name: graphs
-      sha256: f9e130f3259f52d26f0cfc0e964513796dafed572fa52e45d2f8d6ca14db39b2
+      sha256: aedc5a15e78fc65a6e23bcd927f24c64dd995062bcd1ca6eda65a3cff92a4d19
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0"
+    version: "2.3.1"
   hex:
     dependency: transitive
     description:
@@ -401,18 +418,18 @@ packages:
     dependency: transitive
     description:
       name: json_annotation
-      sha256: c33da08e136c3df0190bd5bbe51ae1df4a7d96e7954d1d7249fea2968a72d317
+      sha256: b10a7b2ff83d83c777edba3c6a0f97045ddadd56c944e1a23a3fdf43a1bf4467
       url: "https://pub.dev"
     source: hosted
-    version: "4.8.0"
+    version: "4.8.1"
   logging:
     dependency: transitive
     description:
       name: logging
-      sha256: "04094f2eb032cbb06c6f6e8d3607edcfcb0455e2bb6cbc010cb01171dcb64e6d"
+      sha256: "623a88c9594aa774443aa3eb2d41807a48486b5613e67599fb4c41c0ad47c340"
       url: "https://pub.dev"
     source: hosted
-    version: "1.1.1"
+    version: "1.2.0"
   matcher:
     dependency: transitive
     description:
@@ -449,18 +466,26 @@ packages:
     dependency: "direct main"
     description:
       name: mobx
-      sha256: f1862bd92c6a903fab67338f27e2f731117c3cb9ea37cee1a487f9e4e0de314a
+      sha256: "74ee54012dc7c1b3276eaa960a600a7418ef5f9997565deb8fca1fd88fb36b78"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.3+1"
+    version: "2.3.0+1"
   mobx_codegen:
     dependency: "direct dev"
     description:
       name: mobx_codegen
-      sha256: "86122e410d8ea24dda0c69adb5c2a6ccadd5ce02ad46e144764e0d0184a06181"
+      sha256: d4beb9cea4b7b014321235f8fdc7c2193ee0fe1d1198e9da7403f8bc85c4407c
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.3.0"
+  nested:
+    dependency: transitive
+    description:
+      name: nested
+      sha256: "03bac4c528c64c95c722ec99280375a6f2fc708eec17c7b3f07253b626cd2a20"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.0"
   package_config:
     dependency: transitive
     description:
@@ -481,26 +506,26 @@ packages:
     dependency: "direct main"
     description:
       name: path_provider
-      sha256: a1aa8aaa2542a6bc57e381f132af822420216c80d4781f7aa085ca3229208aaa
+      sha256: b27217933eeeba8ff24845c34003b003b2b22151de3c908d0e679e8fe1aa078b
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   path_provider_android:
     dependency: transitive
     description:
       name: path_provider_android
-      sha256: e595b98692943b4881b219f0a9e3945118d3c16bd7e2813f98ec6e532d905f72
+      sha256: "477184d672607c0a3bf68fbbf601805f92ef79c82b64b4d6eb318cbca4c48668"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.1"
+    version: "2.2.2"
   path_provider_foundation:
     dependency: transitive
     description:
       name: path_provider_foundation
-      sha256: "19314d595120f82aca0ba62787d58dde2cc6b5df7d2f0daf72489e38d1b57f2d"
+      sha256: "5a7999be66e000916500be4f15a3633ebceb8302719b47b9cc49ce924125350f"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.1"
+    version: "2.3.2"
   path_provider_linux:
     dependency: transitive
     description:
@@ -513,10 +538,10 @@ packages:
     dependency: transitive
     description:
       name: path_provider_platform_interface
-      sha256: "94b1e0dd80970c1ce43d5d4e050a9918fce4f4a775e6142424c30a29a363265c"
+      sha256: "88f5779f72ba699763fa3a3b06aa4bf6de76c8e5de842cf6f29e2e06476c2334"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   path_provider_windows:
     dependency: transitive
     description:
@@ -529,26 +554,26 @@ packages:
     dependency: transitive
     description:
       name: platform
-      sha256: "4a451831508d7d6ca779f7ac6e212b4023dd5a7d08a27a63da33756410e32b76"
+      sha256: "12220bb4b65720483f8fa9450b4332347737cf8213dd2840d8b2c823e47243ec"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.0"
+    version: "3.1.4"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
-      sha256: dbf0f707c78beedc9200146ad3cb0ab4d5da13c246336987be6940f026500d3a
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.3"
+    version: "2.1.8"
   pointycastle:
     dependency: transitive
     description:
       name: pointycastle
-      sha256: db7306cf0249f838d1a24af52b5a5887c5bf7f31d8bb4e827d071dc0939ad346
+      sha256: "43ac87de6e10afabc85c445745a7b799e04de84cebaa4fd7bf55a5e1e9604d29"
       url: "https://pub.dev"
     source: hosted
-    version: "3.6.2"
+    version: "3.7.4"
   pool:
     dependency: transitive
     description:
@@ -557,30 +582,30 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.5.1"
-  process:
+  provider:
     dependency: transitive
     description:
-      name: process
-      sha256: "53fd8db9cec1d37b0574e12f07520d582019cb6c44abf5479a01505099a34a09"
+      name: provider
+      sha256: "9a96a0a19b594dbc5bf0f1f27d2bc67d5f95957359b461cd9feb44ed6ae75096"
       url: "https://pub.dev"
     source: hosted
-    version: "4.2.4"
+    version: "6.1.1"
   pub_semver:
     dependency: transitive
     description:
       name: pub_semver
-      sha256: "307de764d305289ff24ad257ad5c5793ce56d04947599ad68b3baa124105fc17"
+      sha256: "40d3ab1bbd474c4c2328c91e3a7df8c6dd629b79ece4c4bd04bee496a224fb0c"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.3"
+    version: "2.1.4"
   pubspec_parse:
     dependency: transitive
     description:
       name: pubspec_parse
-      sha256: "75f6614d6dde2dc68948dffbaa4fe5dae32cd700eb9fb763fe11dfb45a3c4d0a"
+      sha256: c63b2876e58e194e4b0828fcb080ad0e06d051cb607a6be51a9e084f47cb9367
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.1"
+    version: "1.2.3"
   rxdart:
     dependency: "direct main"
     description:
@@ -593,18 +618,18 @@ packages:
     dependency: transitive
     description:
       name: shelf
-      sha256: c24a96135a2ccd62c64b69315a14adc5c3419df63b4d7c05832a346fdb73682c
+      sha256: ad29c505aee705f41a4d8963641f91ac4cee3c8fad5947e033390a7bd8180fa4
       url: "https://pub.dev"
     source: hosted
-    version: "1.4.0"
+    version: "1.4.1"
   shelf_web_socket:
     dependency: transitive
     description:
       name: shelf_web_socket
-      sha256: a988c0e8d8ffbdb8a28aa7ec8e449c260f3deb808781fe1284d22c5bba7156e8
+      sha256: "9ca081be41c60190ebcb4766b2486a7d50261db7bd0f5d9615f2d653637a84c1"
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.3"
+    version: "1.0.4"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -702,10 +727,10 @@ packages:
     dependency: transitive
     description:
       name: typed_data
-      sha256: "26f87ade979c47a150c9eaab93ccd2bebe70a27dc0b4b29517f2904f04eb11a5"
+      sha256: facc8d6582f16042dd49f2463ff1bd6e2c9ef9f3d5da3d9b087e244a7b564b3c
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.1"
+    version: "1.3.2"
   unorm_dart:
     dependency: "direct main"
     description:
@@ -726,42 +751,42 @@ packages:
     dependency: transitive
     description:
       name: watcher
-      sha256: "6a7f46926b01ce81bfc339da6a7f20afbe7733eff9846f6d6a5466aa4c6667c0"
+      sha256: "3d2ad6751b3c16cf07c7fca317a1413b3f26530319181b37e3b9039b84fc01d8"
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.2"
+    version: "1.1.0"
   web_socket_channel:
     dependency: transitive
     description:
       name: web_socket_channel
-      sha256: ca49c0bc209c687b887f30527fb6a9d80040b072cc2990f34b9bec3e7663101b
+      sha256: d88238e5eac9a42bb43ca4e721edba3c08c6354d4a53063afaa568516217621b
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.0"
+    version: "2.4.0"
   win32:
     dependency: transitive
     description:
       name: win32
-      sha256: c9ebe7ee4ab0c2194e65d3a07d8c54c5d00bb001b76081c4a04cdb8448b59e46
+      sha256: "350a11abd2d1d97e0cc7a28a81b781c08002aa2864d9e3f192ca0ffa18b06ed3"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.3"
+    version: "5.0.9"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
-      sha256: bd512f03919aac5f1313eb8249f223bacf4927031bf60b02601f81f687689e86
+      sha256: faea9dee56b520b55a566385b84f2e8de55e7496104adada9962e0bd11bcff1d
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.0+3"
+    version: "1.0.4"
   yaml:
     dependency: transitive
     description:
       name: yaml
-      sha256: "23812a9b125b48d4007117254bca50abb6c712352927eece9e155207b1db2370"
+      sha256: "75769501ea3489fca56601ff33454fe45507ea3bfb014161abc3b43ae25989d5"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.1"
+    version: "3.1.2"
 sdks:
   dart: ">=3.0.0 <4.0.0"
-  flutter: ">=3.7.0"
+  flutter: ">=3.10.0"

cw_bitcoin/pubspec.yaml

@@ -30,6 +30,11 @@ dependencies:
   rxdart: ^0.27.5
   unorm_dart: ^0.2.0
   cryptography: ^2.0.5
+  bitcoin_base:
+    git:
+      url: https://github.com/cake-tech/bitcoin_base.git
+      ref: cake-update-v2
+  blockchain_utils: ^2.1.1
 
 dev_dependencies:
   flutter_test:

cw_bitcoin_cash/lib/src/bitcoin_cash_wallet.dart

@@ -28,17 +28,18 @@ part 'bitcoin_cash_wallet.g.dart';
 class BitcoinCashWallet = BitcoinCashWalletBase with _$BitcoinCashWallet;
 
 abstract class BitcoinCashWalletBase extends ElectrumWallet with Store {
-  BitcoinCashWalletBase(
-      {required String mnemonic,
+  BitcoinCashWalletBase({
+    required String mnemonic,
     required String password,
     required WalletInfo walletInfo,
     required Box<UnspentCoinsInfo> unspentCoinsInfo,
     required Uint8List seedBytes,
+    BitcoinAddressType? addressPageType,
     List<BitcoinAddressRecord>? initialAddresses,
     ElectrumBalance? initialBalance,
-      int initialRegularAddressIndex = 0,
-      int initialChangeAddressIndex = 0})
-      : super(
+    Map<String, int>? initialRegularAddressIndex,
+    Map<String, int>? initialChangeAddressIndex,
+  }) : super(
             mnemonic: mnemonic,
             password: password,
             walletInfo: walletInfo,
@@ -48,30 +49,32 @@ abstract class BitcoinCashWalletBase extends ElectrumWallet with Store {
             initialBalance: initialBalance,
             seedBytes: seedBytes,
             currency: CryptoCurrency.bch) {
-    walletAddresses = BitcoinCashWalletAddresses(walletInfo,
+    walletAddresses = BitcoinCashWalletAddresses(
+      walletInfo,
       electrumClient: electrumClient,
       initialAddresses: initialAddresses,
       initialRegularAddressIndex: initialRegularAddressIndex,
       initialChangeAddressIndex: initialChangeAddressIndex,
       mainHd: hd,
-        sideHd: bitcoin.HDWallet.fromSeed(seedBytes)
-            .derivePath("m/44'/145'/0'/1"),
-        networkType: networkType);
+      sideHd: bitcoin.HDWallet.fromSeed(seedBytes).derivePath("m/44'/145'/0'/1"),
+      network: network,
+      initialAddressPageType: addressPageType,
+    );
     autorun((_) {
       this.walletAddresses.isEnabledAutoGenerateSubaddress = this.isEnabledAutoGenerateSubaddress;
     });
   }
 
-
   static Future<BitcoinCashWallet> create(
       {required String mnemonic,
       required String password,
       required WalletInfo walletInfo,
       required Box<UnspentCoinsInfo> unspentCoinsInfo,
+      String? addressPageType,
       List<BitcoinAddressRecord>? initialAddresses,
       ElectrumBalance? initialBalance,
-      int initialRegularAddressIndex = 0,
-      int initialChangeAddressIndex = 0}) async {
+      Map<String, int>? initialRegularAddressIndex,
+      Map<String, int>? initialChangeAddressIndex}) async {
     return BitcoinCashWallet(
       mnemonic: mnemonic,
       password: password,
@@ -81,7 +84,9 @@ abstract class BitcoinCashWalletBase extends ElectrumWallet with Store {
       initialBalance: initialBalance,
       seedBytes: await Mnemonic.toSeed(mnemonic),
       initialRegularAddressIndex: initialRegularAddressIndex,
-        initialChangeAddressIndex: initialChangeAddressIndex);
+      initialChangeAddressIndex: initialChangeAddressIndex,
+      addressPageType: P2pkhAddressType.p2pkh,
+    );
   }
 
   static Future<BitcoinCashWallet> open({
@@ -90,17 +95,39 @@ abstract class BitcoinCashWalletBase extends ElectrumWallet with Store {
     required Box<UnspentCoinsInfo> unspentCoinsInfo,
     required String password,
   }) async {
-    final snp = await ElectrumWallletSnapshot.load(name, walletInfo.type, password);
+    final snp = await ElectrumWalletSnapshot.load(
+        name, walletInfo.type, password, BitcoinCashNetwork.mainnet);
     return BitcoinCashWallet(
       mnemonic: snp.mnemonic,
       password: password,
       walletInfo: walletInfo,
       unspentCoinsInfo: unspentCoinsInfo,
-        initialAddresses: snp.addresses,
+      initialAddresses: snp.addresses.map((addr) {
+        try {
+          BitcoinCashAddress(addr.address);
+          return BitcoinAddressRecord(
+            addr.address,
+            index: addr.index,
+            isHidden: addr.isHidden,
+            type: P2pkhAddressType.p2pkh,
+            network: BitcoinCashNetwork.mainnet,
+          );
+        } catch (_) {
+          return BitcoinAddressRecord(
+            AddressUtils.getCashAddrFormat(addr.address),
+            index: addr.index,
+            isHidden: addr.isHidden,
+            type: P2pkhAddressType.p2pkh,
+            network: BitcoinCashNetwork.mainnet,
+          );
+        }
+      }).toList(),
       initialBalance: snp.balance,
       seedBytes: await Mnemonic.toSeed(snp.mnemonic),
       initialRegularAddressIndex: snp.regularAddressIndex,
-        initialChangeAddressIndex: snp.changeAddressIndex);
+      initialChangeAddressIndex: snp.changeAddressIndex,
+      addressPageType: P2pkhAddressType.p2pkh,
+    );
   }
 
   @override
@@ -270,20 +297,18 @@ abstract class BitcoinCashWalletBase extends ElectrumWallet with Store {
         electrumClient: electrumClient, amount: amount, fee: fee);
   }
 
-  bitbox.ECPair generateKeyPair(
-          {required bitcoin.HDWallet hd,
-          required int index}) =>
+  bitbox.ECPair generateKeyPair({required bitcoin.HDWallet hd, required int index}) =>
       bitbox.ECPair.fromWIF(hd.derive(index).wif!);
 
   @override
-  int feeAmountForPriority(
-          BitcoinTransactionPriority priority, int inputsCount, int outputsCount) =>
+  int feeAmountForPriority(BitcoinTransactionPriority priority, int inputsCount, int outputsCount,
+          {int? size}) =>
       feeRate(priority) * bitbox.BitcoinCash.getByteCount(inputsCount, outputsCount);
 
-  int feeAmountWithFeeRate(int feeRate, int inputsCount, int outputsCount) =>
+  int feeAmountWithFeeRate(int feeRate, int inputsCount, int outputsCount, {int? size}) =>
       feeRate * bitbox.BitcoinCash.getByteCount(inputsCount, outputsCount);
 
-  int calculateEstimatedFeeWithFeeRate(int feeRate, int? amount, {int? outputsCount}) {
+  int calculateEstimatedFeeWithFeeRate(int feeRate, int? amount, {int? outputsCount, int? size}) {
     int inputsCount = 0;
     int totalValue = 0;
 
@@ -323,9 +348,10 @@ abstract class BitcoinCashWalletBase extends ElectrumWallet with Store {
   @override
   String signMessage(String message, {String? address = null}) {
     final index = address != null
-        ? walletAddresses.addresses
+        ? walletAddresses.allAddresses
             .firstWhere((element) => element.address == AddressUtils.toLegacyAddress(address))
-            .index : null;
+            .index
+        : null;
     final HD = index == null ? hd : hd.derive(index);
     return base64Encode(HD.signMessage(message));
   }

cw_bitcoin_cash/lib/src/bitcoin_cash_wallet_addresses.dart

@@ -1,6 +1,5 @@
+import 'package:bitcoin_base/bitcoin_base.dart';
 import 'package:bitcoin_flutter/bitcoin_flutter.dart' as bitcoin;
-import 'package:cw_bitcoin/bitcoin_address_record.dart';
-import 'package:cw_bitcoin/electrum.dart';
 import 'package:cw_bitcoin/electrum_wallet_addresses.dart';
 import 'package:cw_bitcoin/utils.dart';
 import 'package:cw_core/wallet_info.dart';
@@ -11,24 +10,20 @@ part 'bitcoin_cash_wallet_addresses.g.dart';
 class BitcoinCashWalletAddresses = BitcoinCashWalletAddressesBase with _$BitcoinCashWalletAddresses;
 
 abstract class BitcoinCashWalletAddressesBase extends ElectrumWalletAddresses with Store {
-  BitcoinCashWalletAddressesBase(WalletInfo walletInfo,
-      {required bitcoin.HDWallet mainHd,
-      required bitcoin.HDWallet sideHd,
-      required bitcoin.NetworkType networkType,
-      required ElectrumClient electrumClient,
-      List<BitcoinAddressRecord>? initialAddresses,
-      int initialRegularAddressIndex = 0,
-      int initialChangeAddressIndex = 0})
-      : super(walletInfo,
-            initialAddresses: initialAddresses,
-            initialRegularAddressIndex: initialRegularAddressIndex,
-            initialChangeAddressIndex: initialChangeAddressIndex,
-            mainHd: mainHd,
-            sideHd: sideHd,
-            electrumClient: electrumClient,
-            networkType: networkType);
+  BitcoinCashWalletAddressesBase(
+    WalletInfo walletInfo, {
+    required super.mainHd,
+    required super.sideHd,
+    required super.network,
+    required super.electrumClient,
+    super.initialAddresses,
+    super.initialRegularAddressIndex,
+    super.initialChangeAddressIndex,
+    super.initialAddressPageType,
+  }) : super(walletInfo);
 
   @override
-  String getAddress({required int index, required bitcoin.HDWallet hd}) =>
-      generateP2PKHAddress(hd: hd, index: index, networkType: networkType);
+  String getAddress(
+          {required int index, required bitcoin.HDWallet hd, BitcoinAddressType? addressType}) =>
+      generateP2PKHAddress(hd: hd, index: index, network: network);
 }

cw_bitcoin_cash/lib/src/bitcoin_cash_wallet_service.dart

@@ -2,10 +2,7 @@ import 'dart:io';
 
 import 'package:bip39/bip39.dart';
 import 'package:cw_bitcoin_cash/cw_bitcoin_cash.dart';
-import 'package:cw_core/balance.dart';
 import 'package:cw_core/pathForWallet.dart';
-import 'package:cw_core/transaction_history.dart';
-import 'package:cw_core/transaction_info.dart';
 import 'package:cw_core/unspent_coins_info.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:cw_core/wallet_info.dart';
@@ -15,8 +12,7 @@ import 'package:collection/collection.dart';
 import 'package:hive/hive.dart';
 
 class BitcoinCashWalletService extends WalletService<BitcoinCashNewWalletCredentials,
-    BitcoinCashRestoreWalletFromSeedCredentials,
-    BitcoinCashRestoreWalletFromWIFCredentials> {
+    BitcoinCashRestoreWalletFromSeedCredentials, BitcoinCashRestoreWalletFromWIFCredentials> {
   BitcoinCashWalletService(this.walletInfoSource, this.unspentCoinsInfoSource);
 
   final Box<WalletInfo> walletInfoSource;
@@ -30,13 +26,9 @@ class BitcoinCashWalletService extends WalletService<BitcoinCashNewWalletCredent
       File(await pathForWallet(name: name, type: getType())).existsSync();
 
   @override
-  Future<BitcoinCashWallet> create(
-      credentials) async {
-    final strength = (credentials.seedPhraseLength == 12)
-        ? 128
-        : (credentials.seedPhraseLength == 24)
-        ? 256
-        : 128;
+  Future<BitcoinCashWallet> create(credentials, {bool? isTestnet}) async {
+    final strength = credentials.seedPhraseLength == 24 ? 256 : 128;
+
     final wallet = await BitcoinCashWalletBase.create(
         mnemonic: await Mnemonic.generate(strength: strength),
         password: credentials.password!,
@@ -49,28 +41,42 @@ class BitcoinCashWalletService extends WalletService<BitcoinCashNewWalletCredent
 
   @override
   Future<BitcoinCashWallet> openWallet(String name, String password) async {
-    final walletInfo = walletInfoSource.values.firstWhereOrNull(
-            (info) => info.id == WalletBase.idFor(name, getType()))!;
+    final walletInfo = walletInfoSource.values
+        .firstWhereOrNull((info) => info.id == WalletBase.idFor(name, getType()))!;
+
+    try {
       final wallet = await BitcoinCashWalletBase.open(
-        password: password, name: name, walletInfo: walletInfo,
+          password: password,
+          name: name,
+          walletInfo: walletInfo,
+          unspentCoinsInfo: unspentCoinsInfoSource);
+      await wallet.init();
+      saveBackup(name);
+      return wallet;
+    } catch (_) {
+      await restoreWalletFilesFromBackup(name);
+      final wallet = await BitcoinCashWalletBase.open(
+          password: password,
+          name: name,
+          walletInfo: walletInfo,
           unspentCoinsInfo: unspentCoinsInfoSource);
       await wallet.init();
       return wallet;
     }
+  }
 
   @override
   Future<void> remove(String wallet) async {
-    File(await pathForWalletDir(name: wallet, type: getType()))
-        .delete(recursive: true);
-    final walletInfo = walletInfoSource.values.firstWhereOrNull(
-            (info) => info.id == WalletBase.idFor(wallet, getType()))!;
+    File(await pathForWalletDir(name: wallet, type: getType())).delete(recursive: true);
+    final walletInfo = walletInfoSource.values
+        .firstWhereOrNull((info) => info.id == WalletBase.idFor(wallet, getType()))!;
     await walletInfoSource.delete(walletInfo.key);
   }
 
   @override
   Future<void> rename(String currentName, String password, String newName) async {
-    final currentWalletInfo = walletInfoSource.values.firstWhereOrNull(
-            (info) => info.id == WalletBase.idFor(currentName, getType()))!;
+    final currentWalletInfo = walletInfoSource.values
+        .firstWhereOrNull((info) => info.id == WalletBase.idFor(currentName, getType()))!;
     final currentWallet = await BitcoinCashWalletBase.open(
         password: password,
         name: currentName,
@@ -78,6 +84,7 @@ class BitcoinCashWalletService extends WalletService<BitcoinCashNewWalletCredent
         unspentCoinsInfo: unspentCoinsInfoSource);
 
     await currentWallet.renameWalletFiles(newName);
+    await saveBackup(newName);
 
     final newWalletInfo = currentWalletInfo;
     newWalletInfo.id = WalletBase.idFor(newName, getType());
@@ -87,15 +94,14 @@ class BitcoinCashWalletService extends WalletService<BitcoinCashNewWalletCredent
   }
 
   @override
-  Future<BitcoinCashWallet>
-  restoreFromKeys(credentials) {
+  Future<BitcoinCashWallet> restoreFromKeys(credentials, {bool? isTestnet}) {
     // TODO: implement restoreFromKeys
     throw UnimplementedError('restoreFromKeys() is not implemented');
   }
 
   @override
-  Future<BitcoinCashWallet> restoreFromSeed(
-      BitcoinCashRestoreWalletFromSeedCredentials credentials) async {
+  Future<BitcoinCashWallet> restoreFromSeed(BitcoinCashRestoreWalletFromSeedCredentials credentials,
+      {bool? isTestnet}) async {
     if (!validateMnemonic(credentials.mnemonic)) {
       throw BitcoinCashMnemonicIsIncorrectException();
     }

cw_bitcoin_cash/pubspec.yaml

@@ -29,7 +29,10 @@ dependencies:
     git:
       url: https://github.com/cake-tech/bitbox-flutter.git
       ref: master
-  bitcoin_base: ^3.0.1
+  bitcoin_base:
+    git:
+      url: https://github.com/cake-tech/bitcoin_base.git
+      ref: cake-update-v2
 
 
 

cw_core/lib/battery_optimization_native.dart

@@ -0,0 +1,22 @@
+import 'package:flutter/services.dart';
+
+const MethodChannel _channel = MethodChannel('com.cake_wallet/native_utils');
+
+Future<void> requestDisableBatteryOptimization() async {
+  try {
+    await _channel.invokeMethod('disableBatteryOptimization');
+  } on PlatformException catch (e) {
+    print("Failed to disable battery optimization: '${e.message}'.");
+  }
+}
+
+Future<bool> isBatteryOptimizationDisabled() async {
+  try {
+    final bool isDisabled = await _channel.invokeMethod('isBatteryOptimizationDisabled') as bool;
+    print('It\'s actually disabled? $isDisabled');
+    return isDisabled;
+  } on PlatformException catch (e) {
+    print("Failed to check battery optimization status: '${e.message}'.");
+    return false;
+  }
+}

cw_core/lib/crypto_currency.dart

@@ -9,7 +9,9 @@ class CryptoCurrency extends EnumerableItem<int> with Serializable<int> implemen
     required this.decimals,
     this.fullName,
     this.iconPath,
-    this.tag})
+    this.tag,
+    this.enabled = false,
+    })
       : super(title: title, raw: raw);
 
   final String name;
@@ -17,6 +19,9 @@ class CryptoCurrency extends EnumerableItem<int> with Serializable<int> implemen
   final String? fullName;
   final String? iconPath;
   final int decimals;
+  final bool enabled;
+
+  set enabled(bool value) => this.enabled = value;
 
   static const all = [
     CryptoCurrency.xmr,
@@ -96,6 +101,8 @@ class CryptoCurrency extends EnumerableItem<int> with Serializable<int> implemen
     CryptoCurrency.usdtPoly,
     CryptoCurrency.usdcEPoly,
     CryptoCurrency.kaspa,
+    CryptoCurrency.digibyte,
+    CryptoCurrency.usdtSol,
   ];
 
   static const havenCurrencies = [
@@ -207,7 +214,9 @@ class CryptoCurrency extends EnumerableItem<int> with Serializable<int> implemen
   static const banano = CryptoCurrency(title: 'BAN', fullName: 'Banano', raw: 86, name: 'banano', iconPath: 'assets/images/nano_icon.png', decimals: 29);
   static const usdtPoly = CryptoCurrency(title: 'USDT', tag: 'POLY', fullName: 'Tether USD (PoS)', raw: 87, name: 'usdtpoly', iconPath: 'assets/images/usdt_icon.png', decimals: 6);
   static const usdcEPoly = CryptoCurrency(title: 'USDC.E', tag: 'POLY', fullName: 'USD Coin (PoS)', raw: 88, name: 'usdcepoly', iconPath: 'assets/images/usdc_icon.png', decimals: 6);
-  static const kaspa = CryptoCurrency(title: 'KAS', fullName: 'Kaspa', raw: 89, name: 'kaspa', iconPath: 'assets/images/kaspa_icon.png', decimals: 8);
+  static const kaspa = CryptoCurrency(title: 'KAS', fullName: 'Kaspa', raw: 89, name: 'kas', iconPath: 'assets/images/kaspa_icon.png', decimals: 8);
+  static const digibyte = CryptoCurrency(title: 'DGB', fullName: 'DigiByte', raw: 90, name: 'dgb', iconPath: 'assets/images/digibyte.png', decimals: 8);
+  static const usdtSol = CryptoCurrency(title: 'USDT', tag: 'SOL', fullName: 'USDT Tether', raw: 91, name: 'usdtsol', iconPath: 'assets/images/usdt_icon.png', decimals: 6);
 
 
   static final Map<int, CryptoCurrency> _rawCurrencyMap =
@@ -238,7 +247,16 @@ class CryptoCurrency extends EnumerableItem<int> with Serializable<int> implemen
     return CryptoCurrency._rawCurrencyMap[raw]!;
   }
 
-  static CryptoCurrency fromString(String name) {
+  // TODO: refactor this
+  static CryptoCurrency fromString(String name, {CryptoCurrency? walletCurrency}) {
+    try {
+      return CryptoCurrency.all.firstWhere((element) =>
+          element.title.toLowerCase() == name &&
+          (element.tag == null ||
+              element.tag == walletCurrency?.title ||
+              element.tag == walletCurrency?.tag));
+    } catch (_) {}
+
     if (CryptoCurrency._nameCurrencyMap[name.toLowerCase()] == null) {
       final s = 'Unexpected token: $name for CryptoCurrency fromString';
       throw  ArgumentError.value(name, 'name', s);

cw_core/lib/currency_for_wallet_type.dart

@@ -21,6 +21,8 @@ CryptoCurrency currencyForWalletType(WalletType type) {
       return CryptoCurrency.banano;
     case WalletType.polygon:
       return CryptoCurrency.maticpoly;
+    case WalletType.solana:
+      return CryptoCurrency.sol;
     default:
       throw Exception('Unexpected wallet type: ${type.toString()} for CryptoCurrency currencyForWalletType');
   }

cw_core/lib/enumerate.dart

@@ -0,0 +1,13 @@
+abstract class Enumerate {
+  String get value;
+
+  @override
+  operator ==(other) {
+    if (identical(other, this)) return true;
+    if (other is! Enumerate) return false;
+    return other.runtimeType == runtimeType && value == other.value;
+  }
+
+  @override
+  int get hashCode => value.hashCode;
+}

cw_core/lib/hive_type_ids.dart

@@ -14,3 +14,4 @@ const ERC20_TOKEN_TYPE_ID           = 12;
 const NANO_ACCOUNT_TYPE_ID          = 13;
 const POW_NODE_TYPE_ID              = 14;
 const DERIVATION_TYPE_TYPE_ID       = 15;
+const SPL_TOKEN_TYPE_ID = 16;

cw_core/lib/monero_transaction_priority.dart

@@ -1,7 +1,4 @@
 import 'package:cw_core/transaction_priority.dart';
-import 'package:cw_core/wallet_type.dart';
-//import 'package:cake_wallet/generated/i18n.dart';
-import 'package:cw_core/enumerable_item.dart';
 
 class MoneroTransactionPriority extends TransactionPriority {
   const MoneroTransactionPriority({required String title, required int raw})
@@ -12,21 +9,20 @@ class MoneroTransactionPriority extends TransactionPriority {
     MoneroTransactionPriority.automatic,
     MoneroTransactionPriority.medium,
     MoneroTransactionPriority.fast,
-    MoneroTransactionPriority.fastest
+    MoneroTransactionPriority.fastest,
   ];
-  static const slow = MoneroTransactionPriority(title: 'Slow', raw: 0);
-  static const automatic = MoneroTransactionPriority(title: 'Automatic', raw: 1);
+  static const automatic = MoneroTransactionPriority(title: 'Automatic', raw: 0);
+  static const slow = MoneroTransactionPriority(title: 'Slow', raw: 1);
   static const medium = MoneroTransactionPriority(title: 'Medium', raw: 2);
   static const fast = MoneroTransactionPriority(title: 'Fast', raw: 3);
   static const fastest = MoneroTransactionPriority(title: 'Fastest', raw: 4);
-  static const standard = slow;
 
   static MoneroTransactionPriority deserialize({required int raw}) {
     switch (raw) {
       case 0:
-        return slow;
-      case 1:
         return automatic;
+      case 1:
+        return slow;
       case 2:
         return medium;
       case 3:

cw_core/lib/monero_wallet_utils.dart

@@ -54,6 +54,17 @@ Future<void> restoreWalletFiles(String name) async {
   }
 }
 
+Future<void> resetCache(String name) async {
+  await removeCache(name);
+
+  final walletDirPath = await pathForWalletDir(name: name, type: WalletType.monero);
+  final cacheFilePath = '$walletDirPath/$name';
+  final backupCacheFile = File(backupFileName(cacheFilePath));
+  if (backupCacheFile.existsSync()) {
+    await backupCacheFile.copy(cacheFilePath);
+  }
+}
+
 Future<bool> backupWalletFilesExists(String name) async {
   final walletDirPath = await pathForWalletDir(name: name, type: WalletType.monero);
   final cacheFilePath = '$walletDirPath/$name';
@@ -63,9 +74,9 @@ Future<bool> backupWalletFilesExists(String name) async {
   final backupKeysFile = File(backupFileName(keysFilePath));
   final backupAddressListFile = File(backupFileName(addressListFilePath));
 
-  return backupCacheFile.existsSync()
-    && backupKeysFile.existsSync()
-    && backupAddressListFile.existsSync();
+  return backupCacheFile.existsSync() &&
+      backupKeysFile.existsSync() &&
+      backupAddressListFile.existsSync();
 }
 
 Future<void> removeCache(String name) async {

cw_core/lib/node.dart

@@ -75,15 +75,10 @@ class Node extends HiveObject with Keyable {
   Uri get uri {
     switch (type) {
       case WalletType.monero:
-        return Uri.http(uriRaw, '');
-      case WalletType.bitcoin:
-        return createUriFromElectrumAddress(uriRaw);
-      case WalletType.litecoin:
-        return createUriFromElectrumAddress(uriRaw);
       case WalletType.haven:
         return Uri.http(uriRaw, '');
-      case WalletType.ethereum:
-        return Uri.https(uriRaw, '');
+      case WalletType.bitcoin:
+      case WalletType.litecoin:
       case WalletType.bitcoinCash:
         return createUriFromElectrumAddress(uriRaw);
       case WalletType.nano:
@@ -93,7 +88,9 @@ class Node extends HiveObject with Keyable {
         } else {
           return Uri.http(uriRaw, '');
         }
+      case WalletType.ethereum:
       case WalletType.polygon:
+      case WalletType.solana:
         return Uri.https(uriRaw, '');
       default:
         throw Exception('Unexpected type ${type.toString()} for Node uri');
@@ -139,21 +136,17 @@ class Node extends HiveObject with Keyable {
     try {
       switch (type) {
         case WalletType.monero:
-          return requestMoneroNode();
-        case WalletType.bitcoin:
-          return requestElectrumServer();
-        case WalletType.litecoin:
-          return requestElectrumServer();
         case WalletType.haven:
           return requestMoneroNode();
-        case WalletType.ethereum:
-          return requestElectrumServer();
-        case WalletType.bitcoinCash:
-          return requestElectrumServer();
         case WalletType.nano:
         case WalletType.banano:
           return requestNanoNode();
+        case WalletType.bitcoin:
+        case WalletType.litecoin:
+        case WalletType.bitcoinCash:
+        case WalletType.ethereum:
         case WalletType.polygon:
+        case WalletType.solana:
           return requestElectrumServer();
         default:
           return false;

cw_core/lib/pathForWallet.dart

@@ -1,6 +1,5 @@
 import 'dart:io';
 import 'package:cw_core/wallet_type.dart';
-import 'package:flutter/foundation.dart';
 import 'package:path_provider/path_provider.dart';
 
 Future<String> pathForWalletDir({required String name, required  WalletType type}) async {

cw_core/lib/receive_page_option.dart

@@ -0,0 +1,21 @@
+import 'package:cw_core/enumerate.dart';
+
+class ReceivePageOption implements Enumerate {
+  static const mainnet = ReceivePageOption._('mainnet');
+  static const anonPayInvoice = ReceivePageOption._('anonPayInvoice');
+  static const anonPayDonationLink = ReceivePageOption._('anonPayDonationLink');
+
+  const ReceivePageOption._(this.value);
+
+  final String value;
+
+  String toString() {
+    return value;
+  }
+}
+
+const ReceivePageOptions = [
+  ReceivePageOption.mainnet,
+  ReceivePageOption.anonPayInvoice,
+  ReceivePageOption.anonPayDonationLink
+];

cw_core/lib/wallet_base.dart

@@ -88,4 +88,6 @@ abstract class WalletBase<BalanceType extends Balance, HistoryType extends Trans
   Future<void> renameWalletFiles(String newWalletName);
 
   String signMessage(String message, {String? address = null}) => throw UnimplementedError();
+
+  bool? isTestnet;
 }

cw_core/lib/wallet_info.dart

@@ -148,6 +148,12 @@ class WalletInfo extends HiveObject {
   @HiveField(17)
   String? derivationPath;
 
+  @HiveField(18)
+  String? addressPageType;
+
+  @HiveField(19)
+  String? network;
+
   String get yatLastUsedAddress => yatLastUsedAddressRaw ?? '';
 
   set yatLastUsedAddress(String address) {

cw_core/lib/wallet_service.dart

@@ -1,18 +1,19 @@
-import 'package:cw_core/node.dart';
+import 'dart:io';
+
+import 'package:cw_core/pathForWallet.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:cw_core/wallet_credentials.dart';
-import 'package:cw_core/wallet_info.dart';
 import 'package:cw_core/wallet_type.dart';
 
 abstract class WalletService<N extends WalletCredentials, RFS extends WalletCredentials,
     RFK extends WalletCredentials> {
   WalletType getType();
 
-  Future<WalletBase> create(N credentials);
+  Future<WalletBase> create(N credentials, {bool? isTestnet});
 
-  Future<WalletBase> restoreFromSeed(RFS credentials);
+  Future<WalletBase> restoreFromSeed(RFS credentials, {bool? isTestnet});
 
-  Future<WalletBase> restoreFromKeys(RFK credentials);
+  Future<WalletBase> restoreFromKeys(RFK credentials, {bool? isTestnet});
 
   Future<WalletBase> openWallet(String name, String password);
 
@@ -21,4 +22,22 @@ abstract class WalletService<N extends WalletCredentials, RFS extends WalletCred
   Future<void> remove(String wallet);
 
   Future<void> rename(String currentName, String password, String newName);
+
+  Future<void> restoreWalletFilesFromBackup(String name) async {
+    final backupWalletDirPath = await pathForWalletDir(name: "$name.backup", type: getType());
+    final walletDirPath = await pathForWalletDir(name: name, type: getType());
+
+    if (File(backupWalletDirPath).existsSync()) {
+      await File(backupWalletDirPath).copy(walletDirPath);
+    }
+  }
+
+  Future<void> saveBackup(String name) async {
+    final backupWalletDirPath = await pathForWalletDir(name: "$name.backup", type: getType());
+    final walletDirPath = await pathForWalletDir(name: name, type: getType());
+
+    if (File(walletDirPath).existsSync()) {
+      await File(walletDirPath).copy(backupWalletDirPath);
+    }
+  }
 }

cw_core/lib/wallet_type.dart

@@ -14,6 +14,7 @@ const walletTypes = [
   WalletType.nano,
   WalletType.banano,
   WalletType.polygon,
+  WalletType.solana,
 ];
 
 @HiveType(typeId: WALLET_TYPE_TYPE_ID)
@@ -46,7 +47,10 @@ enum WalletType {
   bitcoinCash,
 
   @HiveField(9)
-  polygon
+  polygon,
+
+  @HiveField(10)
+  solana
 }
 
 int serializeToInt(WalletType type) {
@@ -69,6 +73,8 @@ int serializeToInt(WalletType type) {
       return 7;
     case WalletType.polygon:
       return 8;
+    case WalletType.solana:
+      return 9;
     default:
       return -1;
   }
@@ -94,6 +100,8 @@ WalletType deserializeFromInt(int raw) {
       return WalletType.bitcoinCash;
     case 8:
       return WalletType.polygon;
+    case 9:
+      return WalletType.solana;
     default:
       throw Exception('Unexpected token: $raw for WalletType deserializeFromInt');
   }
@@ -119,6 +127,8 @@ String walletTypeToString(WalletType type) {
       return 'Banano';
     case WalletType.polygon:
       return 'Polygon';
+    case WalletType.solana:
+      return 'Solana';
     default:
       return '';
   }
@@ -144,6 +154,8 @@ String walletTypeToDisplayName(WalletType type) {
       return 'Banano (BAN)';
     case WalletType.polygon:
       return 'Polygon (MATIC)';
+    case WalletType.solana:
+      return 'Solana (SOL)';
     default:
       return '';
   }
@@ -169,6 +181,8 @@ CryptoCurrency walletTypeToCryptoCurrency(WalletType type) {
       return CryptoCurrency.banano;
     case WalletType.polygon:
       return CryptoCurrency.maticpoly;
+    case WalletType.solana:
+      return CryptoCurrency.sol;
     default:
       throw Exception(
           'Unexpected wallet type: ${type.toString()} for CryptoCurrency walletTypeToCryptoCurrency');

cw_core/pubspec.lock

@@ -5,34 +5,34 @@ packages:
     dependency: transitive
     description:
       name: _fe_analyzer_shared
-      sha256: "4897882604d919befd350648c7f91926a9d5de99e67b455bf0917cc2362f4bb8"
+      sha256: eb376e9acf6938204f90eb3b1f00b578640d3188b4c8a8ec054f9f479af8d051
       url: "https://pub.dev"
     source: hosted
-    version: "47.0.0"
+    version: "64.0.0"
   analyzer:
     dependency: transitive
     description:
       name: analyzer
-      sha256: "690e335554a8385bc9d787117d9eb52c0c03ee207a607e593de3c9d71b1cfe80"
+      sha256: "69f54f967773f6c26c7dcb13e93d7ccee8b17a641689da39e878d5cf13b06893"
       url: "https://pub.dev"
     source: hosted
-    version: "4.7.0"
+    version: "6.2.0"
   args:
     dependency: transitive
     description:
       name: args
-      sha256: "139d809800a412ebb26a3892da228b2d0ba36f0ef5d9a82166e5e52ec8d61611"
+      sha256: eef6c46b622e0494a36c5a12d10d77fb4e855501a91c1b9ef9339326e58f0596
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.2"
+    version: "2.4.2"
   asn1lib:
     dependency: transitive
     description:
       name: asn1lib
-      sha256: ab96a1cb3beeccf8145c52e449233fe68364c9641623acd3adad66f8184f1039
+      sha256: "21afe4333076c02877d14f4a89df111e658a6d466cbfc802eb705eb91bd5adfd"
       url: "https://pub.dev"
     source: hosted
-    version: "1.4.0"
+    version: "1.5.0"
   async:
     dependency: transitive
     description:
@@ -53,10 +53,10 @@ packages:
     dependency: transitive
     description:
       name: build
-      sha256: "3fbda25365741f8251b39f3917fb3c8e286a96fd068a5a242e11c2012d495777"
+      sha256: "80184af8b6cb3e5c1c4ec6d8544d27711700bc3e6d2efad04238c7b5290889f0"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.1"
+    version: "2.4.1"
   build_config:
     dependency: transitive
     description:
@@ -69,34 +69,34 @@ packages:
     dependency: transitive
     description:
       name: build_daemon
-      sha256: "6bc5544ea6ce4428266e7ea680e945c68806c4aae2da0eb5e9ccf38df8d6acbf"
+      sha256: "0343061a33da9c5810b2d6cee51945127d8f4c060b7fbdd9d54917f0a3feaaa1"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.0"
+    version: "4.0.1"
   build_resolvers:
     dependency: "direct dev"
     description:
       name: build_resolvers
-      sha256: "687cf90a3951affac1bd5f9ecb5e3e90b60487f3d9cdc359bb310f8876bb02a6"
+      sha256: "339086358431fa15d7eca8b6a36e5d783728cf025e559b834f4609a1fcfb7b0a"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.10"
+    version: "2.4.2"
   build_runner:
     dependency: "direct dev"
     description:
       name: build_runner
-      sha256: b0a8a7b8a76c493e85f1b84bffa0588859a06197863dba8c9036b15581fd9727
+      sha256: "581bacf68f89ec8792f5e5a0b2c4decd1c948e97ce659dc783688c8a88fbec21"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.3"
+    version: "2.4.8"
   build_runner_core:
     dependency: transitive
     description:
       name: build_runner_core
-      sha256: "14febe0f5bac5ae474117a36099b4de6f1dbc52df6c5e55534b3da9591bf4292"
+      sha256: c9e32d21dd6626b5c163d48b037ce906bbe428bc23ab77bcd77bb21e593b6185
       url: "https://pub.dev"
     source: hosted
-    version: "7.2.7"
+    version: "7.2.11"
   built_collection:
     dependency: transitive
     description:
@@ -109,10 +109,10 @@ packages:
     dependency: transitive
     description:
       name: built_value
-      sha256: "169565c8ad06adb760c3645bf71f00bff161b00002cace266cad42c5d22a7725"
+      sha256: c9aabae0718ec394e5bc3c7272e6bb0dc0b32201a08fe185ec1d8401d3e39309
       url: "https://pub.dev"
     source: hosted
-    version: "8.4.3"
+    version: "8.8.1"
   characters:
     dependency: transitive
     description:
@@ -125,10 +125,10 @@ packages:
     dependency: transitive
     description:
       name: checked_yaml
-      sha256: "3d1505d91afa809d177efd4eed5bb0eb65805097a1463abdd2add076effae311"
+      sha256: feb6bed21949061731a7a75fc5d2aa727cf160b91af9a3e464c5e3a32e28b5ff
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.2"
+    version: "2.0.3"
   clock:
     dependency: transitive
     description:
@@ -141,10 +141,10 @@ packages:
     dependency: transitive
     description:
       name: code_builder
-      sha256: "0d43dd1288fd145de1ecc9a3948ad4a6d5a82f0a14c4fdd0892260787d975cbe"
+      sha256: f692079e25e7869c14132d39f223f8eec9830eb76131925143b2129c4bb01b37
       url: "https://pub.dev"
     source: hosted
-    version: "4.4.0"
+    version: "4.10.0"
   collection:
     dependency: transitive
     description:
@@ -165,26 +165,26 @@ packages:
     dependency: transitive
     description:
       name: crypto
-      sha256: aa274aa7774f8964e4f4f38cc994db7b6158dd36e9187aaceaddc994b35c6c67
+      sha256: ff625774173754681d66daaf4a448684fb04b78f902da9cb3d308c19cc5e8bab
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
+    version: "3.0.3"
   dart_style:
     dependency: transitive
     description:
       name: dart_style
-      sha256: "7a03456c3490394c8e7665890333e91ae8a49be43542b616e414449ac358acd4"
+      sha256: "40ae61a5d43feea6d24bd22c0537a6629db858963b99b4bc1c3db80676f32368"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.4"
+    version: "2.3.4"
   encrypt:
     dependency: "direct main"
     description:
       name: encrypt
-      sha256: "4fd4e4fdc21b9d7d4141823e1e6515cd94e7b8d84749504c232999fba25d9bbb"
+      sha256: "62d9aa4670cc2a8798bab89b39fc71b6dfbacf615de6cf5001fb39f7e4a996a2"
       url: "https://pub.dev"
     source: hosted
-    version: "5.0.1"
+    version: "5.0.3"
   fake_async:
     dependency: transitive
     description:
@@ -197,10 +197,10 @@ packages:
     dependency: transitive
     description:
       name: ffi
-      sha256: a38574032c5f1dd06c4aee541789906c12ccaab8ba01446e800d9c5b79c4a978
+      sha256: "7bf0adc28a23d395f19f3f1eb21dd7cfd1dd9f8e1c50051c069122e6853bc878"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.1"
+    version: "2.1.0"
   file:
     dependency: "direct main"
     description:
@@ -226,10 +226,10 @@ packages:
     dependency: "direct main"
     description:
       name: flutter_mobx
-      sha256: "0da4add0016387a7bf309a0d0c41d36c6b3ae25ed7a176409267f166509e723e"
+      sha256: "4a5d062ff85ed3759f4aac6410ff0ffae32e324b2e71ca722ae1b37b32e865f4"
       url: "https://pub.dev"
     source: hosted
-    version: "2.0.6+5"
+    version: "2.2.0+2"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -247,18 +247,18 @@ packages:
     dependency: transitive
     description:
       name: glob
-      sha256: "4515b5b6ddb505ebdd242a5f2cc5d22d3d6a80013789debfbda7777f47ea308c"
+      sha256: "0e7014b3b7d4dac1ca4d6114f82bf1782ee86745b9b42a92c9289c23d8a0ab63"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   graphs:
     dependency: transitive
     description:
       name: graphs
-      sha256: f9e130f3259f52d26f0cfc0e964513796dafed572fa52e45d2f8d6ca14db39b2
+      sha256: aedc5a15e78fc65a6e23bcd927f24c64dd995062bcd1ca6eda65a3cff92a4d19
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.0"
+    version: "2.3.1"
   hive:
     dependency: transitive
     description:
@@ -327,18 +327,18 @@ packages:
     dependency: transitive
     description:
       name: json_annotation
-      sha256: c33da08e136c3df0190bd5bbe51ae1df4a7d96e7954d1d7249fea2968a72d317
+      sha256: b10a7b2ff83d83c777edba3c6a0f97045ddadd56c944e1a23a3fdf43a1bf4467
       url: "https://pub.dev"
     source: hosted
-    version: "4.8.0"
+    version: "4.8.1"
   logging:
     dependency: transitive
     description:
       name: logging
-      sha256: "04094f2eb032cbb06c6f6e8d3607edcfcb0455e2bb6cbc010cb01171dcb64e6d"
+      sha256: "623a88c9594aa774443aa3eb2d41807a48486b5613e67599fb4c41c0ad47c340"
       url: "https://pub.dev"
     source: hosted
-    version: "1.1.1"
+    version: "1.2.0"
   matcher:
     dependency: transitive
     description:
@@ -375,18 +375,26 @@ packages:
     dependency: "direct main"
     description:
       name: mobx
-      sha256: f1862bd92c6a903fab67338f27e2f731117c3cb9ea37cee1a487f9e4e0de314a
+      sha256: "74ee54012dc7c1b3276eaa960a600a7418ef5f9997565deb8fca1fd88fb36b78"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.3+1"
+    version: "2.3.0+1"
   mobx_codegen:
     dependency: "direct dev"
     description:
       name: mobx_codegen
-      sha256: "86122e410d8ea24dda0c69adb5c2a6ccadd5ce02ad46e144764e0d0184a06181"
+      sha256: b26c7f9c20b38f0ea572c1ed3f29d8e027cb265538bbd1aed3ec198642cfca42
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.6.0+1"
+  nested:
+    dependency: transitive
+    description:
+      name: nested
+      sha256: "03bac4c528c64c95c722ec99280375a6f2fc708eec17c7b3f07253b626cd2a20"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.0.0"
   package_config:
     dependency: transitive
     description:
@@ -407,26 +415,26 @@ packages:
     dependency: "direct main"
     description:
       name: path_provider
-      sha256: a1aa8aaa2542a6bc57e381f132af822420216c80d4781f7aa085ca3229208aaa
+      sha256: b27217933eeeba8ff24845c34003b003b2b22151de3c908d0e679e8fe1aa078b
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   path_provider_android:
     dependency: transitive
     description:
       name: path_provider_android
-      sha256: e595b98692943b4881b219f0a9e3945118d3c16bd7e2813f98ec6e532d905f72
+      sha256: "477184d672607c0a3bf68fbbf601805f92ef79c82b64b4d6eb318cbca4c48668"
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.1"
+    version: "2.2.2"
   path_provider_foundation:
     dependency: transitive
     description:
       name: path_provider_foundation
-      sha256: "19314d595120f82aca0ba62787d58dde2cc6b5df7d2f0daf72489e38d1b57f2d"
+      sha256: "5a7999be66e000916500be4f15a3633ebceb8302719b47b9cc49ce924125350f"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.1"
+    version: "2.3.2"
   path_provider_linux:
     dependency: transitive
     description:
@@ -439,10 +447,10 @@ packages:
     dependency: transitive
     description:
       name: path_provider_platform_interface
-      sha256: "94b1e0dd80970c1ce43d5d4e050a9918fce4f4a775e6142424c30a29a363265c"
+      sha256: "88f5779f72ba699763fa3a3b06aa4bf6de76c8e5de842cf6f29e2e06476c2334"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.1"
+    version: "2.1.2"
   path_provider_windows:
     dependency: transitive
     description:
@@ -455,26 +463,26 @@ packages:
     dependency: transitive
     description:
       name: platform
-      sha256: "4a451831508d7d6ca779f7ac6e212b4023dd5a7d08a27a63da33756410e32b76"
+      sha256: "12220bb4b65720483f8fa9450b4332347737cf8213dd2840d8b2c823e47243ec"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.0"
+    version: "3.1.4"
   plugin_platform_interface:
     dependency: transitive
     description:
       name: plugin_platform_interface
-      sha256: dbf0f707c78beedc9200146ad3cb0ab4d5da13c246336987be6940f026500d3a
+      sha256: "4820fbfdb9478b1ebae27888254d445073732dae3d6ea81f0b7e06d5dedc3f02"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.3"
+    version: "2.1.8"
   pointycastle:
     dependency: transitive
     description:
       name: pointycastle
-      sha256: db7306cf0249f838d1a24af52b5a5887c5bf7f31d8bb4e827d071dc0939ad346
+      sha256: "43ac87de6e10afabc85c445745a7b799e04de84cebaa4fd7bf55a5e1e9604d29"
       url: "https://pub.dev"
     source: hosted
-    version: "3.6.2"
+    version: "3.7.4"
   pool:
     dependency: transitive
     description:
@@ -483,46 +491,46 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.5.1"
-  process:
+  provider:
     dependency: transitive
     description:
-      name: process
-      sha256: "53fd8db9cec1d37b0574e12f07520d582019cb6c44abf5479a01505099a34a09"
+      name: provider
+      sha256: "9a96a0a19b594dbc5bf0f1f27d2bc67d5f95957359b461cd9feb44ed6ae75096"
       url: "https://pub.dev"
     source: hosted
-    version: "4.2.4"
+    version: "6.1.1"
   pub_semver:
     dependency: transitive
     description:
       name: pub_semver
-      sha256: "307de764d305289ff24ad257ad5c5793ce56d04947599ad68b3baa124105fc17"
+      sha256: "40d3ab1bbd474c4c2328c91e3a7df8c6dd629b79ece4c4bd04bee496a224fb0c"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.3"
+    version: "2.1.4"
   pubspec_parse:
     dependency: transitive
     description:
       name: pubspec_parse
-      sha256: "75f6614d6dde2dc68948dffbaa4fe5dae32cd700eb9fb763fe11dfb45a3c4d0a"
+      sha256: c63b2876e58e194e4b0828fcb080ad0e06d051cb607a6be51a9e084f47cb9367
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.1"
+    version: "1.2.3"
   shelf:
     dependency: transitive
     description:
       name: shelf
-      sha256: c24a96135a2ccd62c64b69315a14adc5c3419df63b4d7c05832a346fdb73682c
+      sha256: ad29c505aee705f41a4d8963641f91ac4cee3c8fad5947e033390a7bd8180fa4
       url: "https://pub.dev"
     source: hosted
-    version: "1.4.0"
+    version: "1.4.1"
   shelf_web_socket:
     dependency: transitive
     description:
       name: shelf_web_socket
-      sha256: a988c0e8d8ffbdb8a28aa7ec8e449c260f3deb808781fe1284d22c5bba7156e8
+      sha256: "9ca081be41c60190ebcb4766b2486a7d50261db7bd0f5d9615f2d653637a84c1"
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.3"
+    version: "1.0.4"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -540,18 +548,18 @@ packages:
     dependency: transitive
     description:
       name: source_gen
-      sha256: "2d79738b6bbf38a43920e2b8d189e9a3ce6cc201f4b8fc76be5e4fe377b1c38d"
+      sha256: "14658ba5f669685cd3d63701d01b31ea748310f7ab854e471962670abcf57832"
       url: "https://pub.dev"
     source: hosted
-    version: "1.2.6"
+    version: "1.5.0"
   source_helper:
     dependency: transitive
     description:
       name: source_helper
-      sha256: "3b67aade1d52416149c633ba1bb36df44d97c6b51830c2198e934e3fca87ca1f"
+      sha256: "6adebc0006c37dd63fe05bca0a929b99f06402fc95aa35bf36d67f5c06de01fd"
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.3"
+    version: "1.3.4"
   source_span:
     dependency: transitive
     description:
@@ -620,10 +628,10 @@ packages:
     dependency: transitive
     description:
       name: typed_data
-      sha256: "26f87ade979c47a150c9eaab93ccd2bebe70a27dc0b4b29517f2904f04eb11a5"
+      sha256: facc8d6582f16042dd49f2463ff1bd6e2c9ef9f3d5da3d9b087e244a7b564b3c
       url: "https://pub.dev"
     source: hosted
-    version: "1.3.1"
+    version: "1.3.2"
   vector_math:
     dependency: transitive
     description:
@@ -636,42 +644,42 @@ packages:
     dependency: transitive
     description:
       name: watcher
-      sha256: "6a7f46926b01ce81bfc339da6a7f20afbe7733eff9846f6d6a5466aa4c6667c0"
+      sha256: "3d2ad6751b3c16cf07c7fca317a1413b3f26530319181b37e3b9039b84fc01d8"
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.2"
+    version: "1.1.0"
   web_socket_channel:
     dependency: transitive
     description:
       name: web_socket_channel
-      sha256: ca49c0bc209c687b887f30527fb6a9d80040b072cc2990f34b9bec3e7663101b
+      sha256: d88238e5eac9a42bb43ca4e721edba3c08c6354d4a53063afaa568516217621b
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.0"
+    version: "2.4.0"
   win32:
     dependency: transitive
     description:
       name: win32
-      sha256: c9ebe7ee4ab0c2194e65d3a07d8c54c5d00bb001b76081c4a04cdb8448b59e46
+      sha256: "350a11abd2d1d97e0cc7a28a81b781c08002aa2864d9e3f192ca0ffa18b06ed3"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.3"
+    version: "5.0.9"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
-      sha256: bd512f03919aac5f1313eb8249f223bacf4927031bf60b02601f81f687689e86
+      sha256: faea9dee56b520b55a566385b84f2e8de55e7496104adada9962e0bd11bcff1d
       url: "https://pub.dev"
     source: hosted
-    version: "0.2.0+3"
+    version: "1.0.4"
   yaml:
     dependency: transitive
     description:
       name: yaml
-      sha256: "23812a9b125b48d4007117254bca50abb6c712352927eece9e155207b1db2370"
+      sha256: "75769501ea3489fca56601ff33454fe45507ea3bfb014161abc3b43ae25989d5"
       url: "https://pub.dev"
     source: hosted
-    version: "3.1.1"
+    version: "3.1.2"
 sdks:
   dart: ">=3.0.0 <4.0.0"
-  flutter: ">=3.7.0"
+  flutter: ">=3.10.0"

cw_ethereum/lib/ethereum_wallet_service.dart

@@ -16,7 +16,7 @@ class EthereumWalletService extends EVMChainWalletService<EthereumWallet> {
   WalletType getType() => WalletType.ethereum;
 
   @override
-  Future<EthereumWallet> create(EVMChainNewWalletCredentials credentials) async {
+  Future<EthereumWallet> create(EVMChainNewWalletCredentials credentials, {bool? isTestnet}) async {
     final strength = credentials.seedPhraseLength == 24 ? 256 : 128;
 
     final mnemonic = bip39.generateMnemonic(strength: strength);
@@ -39,6 +39,8 @@ class EthereumWalletService extends EVMChainWalletService<EthereumWallet> {
   Future<EthereumWallet> openWallet(String name, String password) async {
     final walletInfo =
         walletInfoSource.values.firstWhere((info) => info.id == WalletBase.idFor(name, getType()));
+
+    try {
       final wallet = await EthereumWallet.open(
         name: name,
         password: password,
@@ -47,8 +49,20 @@ class EthereumWalletService extends EVMChainWalletService<EthereumWallet> {
 
       await wallet.init();
       await wallet.save();
-
+      saveBackup(name);
       return wallet;
+    } catch (_) {
+      await restoreWalletFilesFromBackup(name);
+
+      final wallet = await EthereumWallet.open(
+        name: name,
+        password: password,
+        walletInfo: walletInfo,
+      );
+      await wallet.init();
+      await wallet.save();
+      return wallet;
+    }
   }
 
   @override
@@ -59,6 +73,7 @@ class EthereumWalletService extends EVMChainWalletService<EthereumWallet> {
         password: password, name: currentName, walletInfo: currentWalletInfo);
 
     await currentWallet.renameWalletFiles(newName);
+    await saveBackup(newName);
 
     final newWalletInfo = currentWalletInfo;
     newWalletInfo.id = WalletBase.idFor(newName, getType());
@@ -68,7 +83,8 @@ class EthereumWalletService extends EVMChainWalletService<EthereumWallet> {
   }
 
   @override
-  Future<EthereumWallet> restoreFromKeys(EVMChainRestoreWalletFromPrivateKey credentials) async {
+  Future<EthereumWallet> restoreFromKeys(EVMChainRestoreWalletFromPrivateKey credentials,
+      {bool? isTestnet}) async {
     final wallet = EthereumWallet(
       password: credentials.password!,
       privateKey: credentials.privateKey,
@@ -84,8 +100,8 @@ class EthereumWalletService extends EVMChainWalletService<EthereumWallet> {
   }
 
   @override
-  Future<EthereumWallet> restoreFromSeed(
-      EVMChainRestoreWalletFromSeedCredentials credentials) async {
+  Future<EthereumWallet> restoreFromSeed(EVMChainRestoreWalletFromSeedCredentials credentials,
+      {bool? isTestnet}) async {
     if (!bip39.validateMnemonic(credentials.mnemonic)) {
       throw EthereumMnemonicIsIncorrectException();
     }

cw_evm/lib/evm_chain_wallet.dart

@@ -146,7 +146,7 @@ abstract class EVMChainWalletBase
       privateKey: _hexPrivateKey,
       password: _password,
     );
-    walletAddresses.address = _evmChainPrivateKey.address.toString();
+    walletAddresses.address = _evmChainPrivateKey.address.hexEip55;
     await save();
   }
 

cw_evm/lib/evm_chain_wallet_addresses.dart

@@ -14,6 +14,7 @@ abstract class EVMChainWalletAddressesBase extends WalletAddresses with Store {
         super(walletInfo);
 
   @override
+  @observable
   String address;
 
   @override

cw_evm/lib/evm_chain_wallet_service.dart

@@ -22,7 +22,7 @@ abstract class EVMChainWalletService<T extends EVMChainWallet> extends WalletSer
   WalletType getType();
 
   @override
-  Future<T> create(EVMChainNewWalletCredentials credentials);
+  Future<T> create(EVMChainNewWalletCredentials credentials, {bool? isTestnet});
 
   @override
   Future<T> openWallet(String name, String password);
@@ -31,10 +31,10 @@ abstract class EVMChainWalletService<T extends EVMChainWallet> extends WalletSer
   Future<void> rename(String currentName, String password, String newName);
 
   @override
-  Future<T> restoreFromKeys(EVMChainRestoreWalletFromPrivateKey credentials);
+  Future<T> restoreFromKeys(EVMChainRestoreWalletFromPrivateKey credentials, {bool? isTestnet});
 
   @override
-  Future<T> restoreFromSeed(EVMChainRestoreWalletFromSeedCredentials credentials);
+  Future<T> restoreFromSeed(EVMChainRestoreWalletFromSeedCredentials credentials, {bool? isTestnet});
 
   @override
   Future<bool> isWalletExit(String name) async =>

cw_haven/lib/haven_wallet_service.dart

@@ -68,7 +68,7 @@ class HavenWalletService extends WalletService<
   WalletType getType() => WalletType.haven;
 
   @override
-  Future<HavenWallet> create(HavenNewWalletCredentials credentials) async {
+  Future<HavenWallet> create(HavenNewWalletCredentials credentials, {bool? isTestnet}) async {
     try {
       final path = await pathForWallet(name: credentials.name, type: getType());
       await haven_wallet_manager.createWallet(
@@ -163,6 +163,7 @@ class HavenWalletService extends WalletService<
     final currentWallet = HavenWallet(walletInfo: currentWalletInfo);
 
     await currentWallet.renameWalletFiles(newName);
+    await saveBackup(newName);
 
     final newWalletInfo = currentWalletInfo;
     newWalletInfo.id = WalletBase.idFor(newName, getType());
@@ -173,7 +174,7 @@ class HavenWalletService extends WalletService<
 
   @override
   Future<HavenWallet> restoreFromKeys(
-      HavenRestoreWalletFromKeysCredentials credentials) async {
+      HavenRestoreWalletFromKeysCredentials credentials, {bool? isTestnet}) async {
     try {
       final path = await pathForWallet(name: credentials.name, type: getType());
       await haven_wallet_manager.restoreFromKeys(
@@ -197,7 +198,7 @@ class HavenWalletService extends WalletService<
 
   @override
   Future<HavenWallet> restoreFromSeed(
-      HavenRestoreWalletFromSeedCredentials credentials) async {
+      HavenRestoreWalletFromSeedCredentials credentials, {bool? isTestnet}) async {
     try {
       final path = await pathForWallet(name: credentials.name, type: getType());
       await haven_wallet_manager.restoreFromSeed(

cw_monero/lib/monero_wallet.dart

@@ -36,6 +36,8 @@ import 'package:mobx/mobx.dart';
 part 'monero_wallet.g.dart';
 
 const moneroBlockSize = 1000;
+// not sure if this should just be 0 but setting it higher feels safer / should catch more cases:
+const MIN_RESTORE_HEIGHT = 1000;
 
 class MoneroWallet = MoneroWalletBase with _$MoneroWallet;
 
@@ -79,7 +81,7 @@ abstract class MoneroWalletBase
 
   Box<UnspentCoinsInfo> unspentCoinsInfo;
 
-  void Function(FlutterErrorDetails)? _onError;
+  void Function(FlutterErrorDetails)? onError;
 
   @override
   late MoneroWalletAddresses walletAddresses;
@@ -171,7 +173,21 @@ abstract class MoneroWalletBase
   Future<void> startSync() async {
     try {
       _setInitialHeight();
-    } catch (_) {}
+    } catch (_) {
+      // our restore height wasn't correct, so lets see if using the backup works:
+      try {
+        await resetCache(name);
+        _setInitialHeight();
+      } catch (e) {
+        // we still couldn't get a valid height from the backup?!:
+        // try to use the date instead:
+        try {
+          _setHeightFromDate();
+        } catch (_) {
+          // we still couldn't get a valid sync height :/
+        }
+      }
+    }
 
     try {
       syncStatus = AttemptingSyncStatus();
@@ -339,6 +355,8 @@ abstract class MoneroWalletBase
       if (currentAddressListFile.existsSync()) {
         await currentAddressListFile.rename('$newWalletPath.address.txt');
       }
+
+      await backupWalletFiles(newWalletName);
     } catch (e) {
       final currentWalletPath = await pathForWallet(name: name, type: type);
 
@@ -402,9 +420,7 @@ abstract class MoneroWalletBase
         if (coin.spent == 0) {
           final unspent = MoneroUnspent.fromCoinsInfoRow(coin);
           if (unspent.hash.isNotEmpty) {
-            unspent.isChange = transaction_history
-                .getTransaction(unspent.hash)
-                .direction == 1;
+            unspent.isChange = transaction_history.getTransaction(unspent.hash).direction == 1;
           }
           unspentCoins.add(unspent);
         }
@@ -438,7 +454,7 @@ abstract class MoneroWalletBase
       _askForUpdateBalance();
     } catch (e, s) {
       print(e.toString());
-      _onError?.call(FlutterErrorDetails(
+      onError?.call(FlutterErrorDetails(
         exception: e,
         stack: s,
         library: this.runtimeType.toString(),
@@ -534,19 +550,35 @@ abstract class MoneroWalletBase
     _listener = monero_wallet.setListeners(_onNewBlock, _onNewTransaction);
   }
 
+  // check if the height is correct:
   void _setInitialHeight() {
     if (walletInfo.isRecovery) {
       return;
     }
 
-    final currentHeight = monero_wallet.getCurrentHeight();
+    final height = monero_wallet.getCurrentHeight();
+
+    if (height > MIN_RESTORE_HEIGHT) {
+      // the restore height is probably correct, so we do nothing:
+      return;
+    }
+
+    throw Exception("height isn't > $MIN_RESTORE_HEIGHT!");
+  }
+
+  void _setHeightFromDate() {
+    if (walletInfo.isRecovery) {
+      return;
+    }
+
+    int height = 0;
+    try {
+      height = _getHeightByDate(walletInfo.date);
+    } catch (_) {}
 
-    if (currentHeight <= 1) {
-      final height = _getHeightByDate(walletInfo.date);
     monero_wallet.setRecoveringFromSeed(isRecovery: true);
     monero_wallet.setRefreshFromBlockHeight(height: height);
   }
-  }
 
   int _getHeightDistance(DateTime date) {
     final distance = DateTime.now().millisecondsSinceEpoch - date.millisecondsSinceEpoch;
@@ -561,7 +593,8 @@ abstract class MoneroWalletBase
     final heightDistance = _getHeightDistance(date);
 
     if (nodeHeight <= 0) {
-      return 0;
+      // the node returned 0 (an error state)
+      throw Exception("nodeHeight is <= 0!");
     }
 
     return nodeHeight - heightDistance;
@@ -650,7 +683,7 @@ abstract class MoneroWalletBase
   }
 
   @override
-  void setExceptionHandler(void Function(FlutterErrorDetails) onError) => _onError = onError;
+  void setExceptionHandler(void Function(FlutterErrorDetails) e) => onError = e;
 
   @override
   String signMessage(String message, {String? address}) {

cw_monero/lib/monero_wallet_service.dart

@@ -11,11 +11,13 @@ import 'package:cw_core/get_height_by_date.dart';
 import 'package:cw_monero/api/exceptions/wallet_opening_exception.dart';
 import 'package:cw_monero/api/wallet_manager.dart' as monero_wallet_manager;
 import 'package:cw_monero/monero_wallet.dart';
+import 'package:flutter/widgets.dart';
 import 'package:hive/hive.dart';
 import 'package:polyseed/polyseed.dart';
 
 class MoneroNewWalletCredentials extends WalletCredentials {
-  MoneroNewWalletCredentials({required String name, required this.language, required this.isPolyseed, String? password})
+  MoneroNewWalletCredentials(
+      {required String name, required this.language, required this.isPolyseed, String? password})
       : super(name: name, password: password);
 
   final String language;
@@ -52,10 +54,8 @@ class MoneroRestoreWalletFromKeysCredentials extends WalletCredentials {
   final String spendKey;
 }
 
-class MoneroWalletService extends WalletService<
-    MoneroNewWalletCredentials,
-    MoneroRestoreWalletFromSeedCredentials,
-    MoneroRestoreWalletFromKeysCredentials> {
+class MoneroWalletService extends WalletService<MoneroNewWalletCredentials,
+    MoneroRestoreWalletFromSeedCredentials, MoneroRestoreWalletFromKeysCredentials> {
   MoneroWalletService(this.walletInfoSource, this.unspentCoinsInfoSource);
 
   final Box<WalletInfo> walletInfoSource;
@@ -68,7 +68,7 @@ class MoneroWalletService extends WalletService<
   WalletType getType() => WalletType.monero;
 
   @override
-  Future<MoneroWallet> create(MoneroNewWalletCredentials credentials) async {
+  Future<MoneroWallet> create(MoneroNewWalletCredentials credentials, {bool? isTestnet}) async {
     try {
       final path = await pathForWallet(name: credentials.name, type: getType());
 
@@ -112,6 +112,7 @@ class MoneroWalletService extends WalletService<
 
   @override
   Future<MoneroWallet> openWallet(String name, String password) async {
+    MoneroWallet? wallet;
     try {
       final path = await pathForWallet(name: name, type: getType());
 
@@ -119,11 +120,10 @@ class MoneroWalletService extends WalletService<
         await repairOldAndroidWallet(name);
       }
 
-      await monero_wallet_manager
-          .openWalletAsync({'path': path, 'password': password});
-      final walletInfo = walletInfoSource.values.firstWhere(
-          (info) => info.id == WalletBase.idFor(name, getType()));
-      final wallet = MoneroWallet(walletInfo: walletInfo, unspentCoinsInfo: unspentCoinsInfoSource);
+      await monero_wallet_manager.openWalletAsync({'path': path, 'password': password});
+      final walletInfo = walletInfoSource.values
+          .firstWhere((info) => info.id == WalletBase.idFor(name, getType()));
+      wallet = MoneroWallet(walletInfo: walletInfo, unspentCoinsInfo: unspentCoinsInfoSource);
       final isValid = wallet.walletAddresses.validate();
 
       if (!isValid) {
@@ -135,7 +135,7 @@ class MoneroWalletService extends WalletService<
       await wallet.init();
 
       return wallet;
-    } catch (e) {
+    } catch (e, s) {
       // TODO: Implement Exception for wallet list service.
 
       final bool isBadAlloc = e.toString().contains('bad_alloc') ||
@@ -156,16 +156,18 @@ class MoneroWalletService extends WalletService<
       final bool invalidSignature = e.toString().contains('invalid signature') ||
           (e is WalletOpeningException && e.message.contains('invalid signature'));
 
-      if (isBadAlloc ||
-          doesNotCorrespond ||
-          isMissingCacheFilesIOS ||
-          isMissingCacheFilesAndroid ||
-          invalidSignature) {
-        await restoreOrResetWalletFiles(name);
-        return openWallet(name, password);
+      if (!isBadAlloc &&
+          !doesNotCorrespond &&
+          !isMissingCacheFilesIOS &&
+          !isMissingCacheFilesAndroid &&
+          !invalidSignature &&
+          wallet != null &&
+          wallet.onError != null) {
+        wallet.onError!(FlutterErrorDetails(exception: e, stack: s));
       }
 
-      rethrow;
+      await restoreOrResetWalletFiles(name);
+      return openWallet(name, password);
     }
   }
 
@@ -185,10 +187,9 @@ class MoneroWalletService extends WalletService<
   }
 
   @override
-  Future<void> rename(
-      String currentName, String password, String newName) async {
-    final currentWalletInfo = walletInfoSource.values.firstWhere(
-        (info) => info.id == WalletBase.idFor(currentName, getType()));
+  Future<void> rename(String currentName, String password, String newName) async {
+    final currentWalletInfo = walletInfoSource.values
+        .firstWhere((info) => info.id == WalletBase.idFor(currentName, getType()));
     final currentWallet =
         MoneroWallet(walletInfo: currentWalletInfo, unspentCoinsInfo: unspentCoinsInfoSource);
 
@@ -202,8 +203,8 @@ class MoneroWalletService extends WalletService<
   }
 
   @override
-  Future<MoneroWallet> restoreFromKeys(
-      MoneroRestoreWalletFromKeysCredentials credentials) async {
+  Future<MoneroWallet> restoreFromKeys(MoneroRestoreWalletFromKeysCredentials credentials,
+      {bool? isTestnet}) async {
     try {
       final path = await pathForWallet(name: credentials.name, type: getType());
       await monero_wallet_manager.restoreFromKeys(
@@ -227,9 +228,8 @@ class MoneroWalletService extends WalletService<
   }
 
   @override
-  Future<MoneroWallet> restoreFromSeed(
-      MoneroRestoreWalletFromSeedCredentials credentials) async {
-
+  Future<MoneroWallet> restoreFromSeed(MoneroRestoreWalletFromSeedCredentials credentials,
+      {bool? isTestnet}) async {
     // Restore from Polyseed
     if (Polyseed.isValidSeed(credentials.mnemonic)) {
       return restoreFromPolyseed(credentials);
@@ -254,14 +254,16 @@ class MoneroWalletService extends WalletService<
     }
   }
 
-  Future<MoneroWallet> restoreFromPolyseed(MoneroRestoreWalletFromSeedCredentials credentials) async {
+  Future<MoneroWallet> restoreFromPolyseed(
+      MoneroRestoreWalletFromSeedCredentials credentials) async {
     try {
       final path = await pathForWallet(name: credentials.name, type: getType());
       final polyseedCoin = PolyseedCoin.POLYSEED_MONERO;
       final lang = PolyseedLang.getByPhrase(credentials.mnemonic);
       final polyseed = Polyseed.decode(credentials.mnemonic, lang, polyseedCoin);
 
-      return _restoreFromPolyseed(path, credentials.password!, polyseed, credentials.walletInfo!, lang);
+      return _restoreFromPolyseed(
+          path, credentials.password!, polyseed, credentials.walletInfo!, lang);
     } catch (e) {
       // TODO: Implement Exception for wallet list service.
       print('MoneroWalletsManager Error: $e');
@@ -269,11 +271,11 @@ class MoneroWalletService extends WalletService<
     }
   }
 
-  Future<MoneroWallet> _restoreFromPolyseed(String path, String password, Polyseed polyseed,
-      WalletInfo walletInfo, PolyseedLang lang,
+  Future<MoneroWallet> _restoreFromPolyseed(
+      String path, String password, Polyseed polyseed, WalletInfo walletInfo, PolyseedLang lang,
       {PolyseedCoin coin = PolyseedCoin.POLYSEED_MONERO, int? overrideHeight}) async {
-    final height = overrideHeight ?? getMoneroHeigthByDate(
-        date: DateTime.fromMillisecondsSinceEpoch(polyseed.birthday * 1000));
+    final height = overrideHeight ??
+        getMoneroHeigthByDate(date: DateTime.fromMillisecondsSinceEpoch(polyseed.birthday * 1000));
     final spendKey = polyseed.generateKey(coin, 32).toHexString();
     final seed = polyseed.encode(lang, coin);
 
@@ -288,8 +290,7 @@ class MoneroWalletService extends WalletService<
         restoreHeight: height,
         spendKey: spendKey);
 
-    final wallet = MoneroWallet(
-        walletInfo: walletInfo, unspentCoinsInfo: unspentCoinsInfoSource);
+    final wallet = MoneroWallet(walletInfo: walletInfo, unspentCoinsInfo: unspentCoinsInfoSource);
     await wallet.init();
 
     return wallet;
@@ -301,16 +302,14 @@ class MoneroWalletService extends WalletService<
         return;
       }
 
-      final oldAndroidWalletDirPath =
-          await outdatedAndroidPathForWalletDir(name: name);
+      final oldAndroidWalletDirPath = await outdatedAndroidPathForWalletDir(name: name);
       final dir = Directory(oldAndroidWalletDirPath);
 
       if (!dir.existsSync()) {
         return;
       }
 
-      final newWalletDirPath =
-          await pathForWalletDir(name: name, type: getType());
+      final newWalletDirPath = await pathForWalletDir(name: name, type: getType());
 
       dir.listSync().forEach((f) {
         final file = File(f.path);

cw_nano/lib/nano_wallet_service.dart

@@ -26,7 +26,7 @@ class NanoWalletService extends WalletService<NanoNewWalletCredentials,
   WalletType getType() => WalletType.nano;
 
   @override
-  Future<WalletBase> create(NanoNewWalletCredentials credentials) async {
+  Future<WalletBase> create(NanoNewWalletCredentials credentials, {bool? isTestnet}) async {
     // nano standard:
     DerivationType derivationType = DerivationType.nano;
     String seedKey = NanoSeeds.generateSeed();
@@ -69,6 +69,7 @@ class NanoWalletService extends WalletService<NanoNewWalletCredentials,
         NanoWallet(walletInfo: currentWalletInfo, password: password, mnemonic: randomWords);
 
     await currentWallet.renameWalletFiles(newName);
+    await saveBackup(newName);
 
     final newWalletInfo = currentWalletInfo;
     newWalletInfo.id = WalletBase.idFor(newName, getType());
@@ -78,7 +79,7 @@ class NanoWalletService extends WalletService<NanoNewWalletCredentials,
   }
 
   @override
-  Future<NanoWallet> restoreFromKeys(NanoRestoreWalletFromKeysCredentials credentials) async {
+  Future<NanoWallet> restoreFromKeys(NanoRestoreWalletFromKeysCredentials credentials, {bool? isTestnet}) async {
     if (credentials.seedKey.contains(' ')) {
       throw Exception("Invalid key!");
     } else {
@@ -112,7 +113,7 @@ class NanoWalletService extends WalletService<NanoNewWalletCredentials,
   }
 
   @override
-  Future<NanoWallet> restoreFromSeed(NanoRestoreWalletFromSeedCredentials credentials) async {
+  Future<NanoWallet> restoreFromSeed(NanoRestoreWalletFromSeedCredentials credentials, {bool? isTestnet}) async {
     if (credentials.mnemonic.contains(' ')) {
       if (!bip39.validateMnemonic(credentials.mnemonic)) {
         throw nm.NanoMnemonicIsIncorrectException();
@@ -150,6 +151,20 @@ class NanoWalletService extends WalletService<NanoNewWalletCredentials,
   Future<NanoWallet> openWallet(String name, String password) async {
     final walletInfo =
         walletInfoSource.values.firstWhere((info) => info.id == WalletBase.idFor(name, getType()));
+
+    try {
+      final wallet = await NanoWalletBase.open(
+        name: name,
+        password: password,
+        walletInfo: walletInfo,
+      );
+
+      await wallet.init();
+      await wallet.save();
+      saveBackup(name);
+      return wallet;
+    } catch (_) {
+      await restoreWalletFilesFromBackup(name);
       final wallet = await NanoWalletBase.open(
         name: name,
         password: password,
@@ -161,3 +176,4 @@ class NanoWalletService extends WalletService<NanoNewWalletCredentials,
       return wallet;
     }
   }
+}

cw_polygon/lib/polygon_wallet_service.dart

@@ -19,7 +19,7 @@ class PolygonWalletService extends EVMChainWalletService<PolygonWallet> {
   WalletType getType() => WalletType.polygon;
 
   @override
-  Future<PolygonWallet> create(EVMChainNewWalletCredentials credentials) async {
+  Future<PolygonWallet> create(EVMChainNewWalletCredentials credentials, {bool? isTestnet}) async {
     final strength = credentials.seedPhraseLength == 24 ? 256 : 128;
 
     final mnemonic = bip39.generateMnemonic(strength: strength);
@@ -42,6 +42,8 @@ class PolygonWalletService extends EVMChainWalletService<PolygonWallet> {
   Future<PolygonWallet> openWallet(String name, String password) async {
     final walletInfo =
         walletInfoSource.values.firstWhere((info) => info.id == WalletBase.idFor(name, getType()));
+
+    try {
       final wallet = await PolygonWallet.open(
         name: name,
         password: password,
@@ -50,13 +52,26 @@ class PolygonWalletService extends EVMChainWalletService<PolygonWallet> {
 
       await wallet.init();
       await wallet.save();
-
+      saveBackup(name);
       return wallet;
+    } catch (_) {
+      await restoreWalletFilesFromBackup(name);
+
+      final wallet = await PolygonWallet.open(
+        name: name,
+        password: password,
+        walletInfo: walletInfo,
+      );
+
+      await wallet.init();
+      await wallet.save();
+      return wallet;
+    }
   }
 
   @override
-  Future<PolygonWallet> restoreFromKeys(EVMChainRestoreWalletFromPrivateKey credentials) async {
-
+  Future<PolygonWallet> restoreFromKeys(EVMChainRestoreWalletFromPrivateKey credentials,
+      {bool? isTestnet}) async {
     final wallet = PolygonWallet(
       password: credentials.password!,
       privateKey: credentials.privateKey,
@@ -72,8 +87,8 @@ class PolygonWalletService extends EVMChainWalletService<PolygonWallet> {
   }
 
   @override
-  Future<PolygonWallet> restoreFromSeed(
-      EVMChainRestoreWalletFromSeedCredentials credentials) async {
+  Future<PolygonWallet> restoreFromSeed(EVMChainRestoreWalletFromSeedCredentials credentials,
+      {bool? isTestnet}) async {
     if (!bip39.validateMnemonic(credentials.mnemonic)) {
       throw PolygonMnemonicIsIncorrectException();
     }
@@ -100,6 +115,7 @@ class PolygonWalletService extends EVMChainWalletService<PolygonWallet> {
         password: password, name: currentName, walletInfo: currentWalletInfo);
 
     await currentWallet.renameWalletFiles(newName);
+    await saveBackup(newName);
 
     final newWalletInfo = currentWalletInfo;
     newWalletInfo.id = WalletBase.idFor(newName, getType());

cw_solana/.gitignore

@@ -0,0 +1,30 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+migrate_working_dir/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+# Libraries should not include pubspec.lock, per https://dart.dev/guides/libraries/private-files#pubspeclock.
+/pubspec.lock
+**/doc/api/
+.dart_tool/
+.packages
+build/

cw_solana/.metadata

@@ -0,0 +1,10 @@
+# This file tracks properties of this Flutter project.
+# Used by Flutter tool to assess capabilities and perform upgrades etc.
+#
+# This file should be version controlled and should not be manually edited.
+
+version:
+  revision: f468f3366c26a5092eb964a230ce7892fda8f2f8
+  channel: stable
+
+project_type: package

cw_solana/CHANGELOG.md

@@ -0,0 +1,3 @@
+## 0.0.1
+
+* TODO: Describe initial release.

cw_solana/LICENSE

@@ -0,0 +1 @@
+TODO: Add your license here.

cw_solana/README.md

@@ -0,0 +1,39 @@
+<!--
+This README describes the package. If you publish this package to pub.dev,
+this README's contents appear on the landing page for your package.
+
+For information about how to write a good package README, see the guide for
+[writing package pages](https://dart.dev/guides/libraries/writing-package-pages).
+
+For general information about developing packages, see the Dart guide for
+[creating packages](https://dart.dev/guides/libraries/create-library-packages)
+and the Flutter guide for
+[developing packages and plugins](https://flutter.dev/developing-packages).
+-->
+
+TODO: Put a short description of the package here that helps potential users
+know whether this package might be useful for them.
+
+## Features
+
+TODO: List what your package can do. Maybe include images, gifs, or videos.
+
+## Getting started
+
+TODO: List prerequisites and provide or point to information on how to
+start using the package.
+
+## Usage
+
+TODO: Include short and useful examples for package users. Add longer examples
+to `/example` folder.
+
+```dart
+const like = 'sample';
+```
+
+## Additional information
+
+TODO: Tell users more about the package: where to find more information, how to
+contribute to the package, how to file issues, what response they can expect
+from the package authors, and more.

cw_solana/analysis_options.yaml

@@ -0,0 +1,4 @@
+include: package:flutter_lints/flutter.yaml
+
+# Additional information about this file can be found at
+# https://dart.dev/guides/language/analysis-options

cw_solana/lib/cw_solana.dart

@@ -0,0 +1,7 @@
+library cw_solana;
+
+/// A Calculator.
+class Calculator {
+  /// Returns [value] plus 1.
+  int addOne(int value) => value + 1;
+}

cw_solana/lib/default_spl_tokens.dart

@@ -0,0 +1,107 @@
+import 'package:cw_core/crypto_currency.dart';
+import 'package:cw_solana/spl_token.dart';
+
+class DefaultSPLTokens {
+  final List<SPLToken> _defaultTokens = [
+    SPLToken(
+      name: 'USDT Tether',
+      symbol: 'USDT',
+      mintAddress: 'Es9vMFrzaCERmJfrF4H2FYD4KCoNkY11McCe8BenwNYB',
+      decimal: 6,
+      mint: 'usdtsol',
+      enabled: true,
+    ),
+    SPLToken(
+      name: 'USD Coin',
+      symbol: 'USDC',
+      mintAddress: 'EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v',
+      decimal: 6,
+      mint: 'usdcsol',
+      enabled: true,
+    ),
+    SPLToken(
+      name: 'Wrapped Ethereum (Sollet)',
+      symbol: 'soETH',
+      mintAddress: '2FPyTwcZLUg1MDrwsyoP4D6s1tM7hAkHYRjkNb5w6Pxk',
+      decimal: 6,
+      mint: 'soEth',
+      iconPath: 'assets/images/eth_icon.png',
+    ),
+    SPLToken(
+      name: 'Wrapped SOL',
+      symbol: 'WSOL',
+      mintAddress: 'So11111111111111111111111111111111111111112',
+      decimal: 9,
+      mint: 'WSOL',
+      iconPath: 'assets/images/sol_icon.png',
+    ),
+    SPLToken(
+      name: 'Wrapped Bitcoin (Sollet)',
+      symbol: 'BTC',
+      mintAddress: '9n4nbM75f5Ui33ZbPYXn59EwSgE8CGsHtAeTH5YFeJ9E',
+      decimal: 6,
+      mint: 'btcsol',
+      iconPath: 'assets/images/btc.png',
+    ),
+    SPLToken(
+      name: 'Bonk',
+      symbol: 'Bonk',
+      mintAddress: 'DezXAZ8z7PnrnRJjz3wXBoRgixCa6xjnB7YaB1pPB263',
+      decimal: 5,
+      mint: 'Bonk',
+      iconPath: 'assets/images/bonk_icon.png',
+    ),
+    SPLToken(
+      name: 'Helium Network Token',
+      symbol: 'HNT',
+      mintAddress: 'hntyVP6YFm1Hg25TN9WGLqM12b8TQmcknKrdu1oxWux',
+      decimal: 8,
+      mint: 'hnt',
+      iconPath: 'assets/images/hnt_icon.png',
+    ),
+    SPLToken(
+      name: 'Pyth Network',
+      symbol: 'PYTH',
+      mintAddress: 'HZ1JovNiVvGrGNiiYvEozEVgZ58xaU3RKwX8eACQBCt3',
+      decimal: 6,
+      mint: 'pyth',
+    ),
+    SPLToken(
+      name: 'Raydium',
+      symbol: 'RAY',
+      mintAddress: '4k3Dyjzvzp8eMZWUXbBCjEvwSkkk59S5iCNLY3QrkX6R',
+      decimal: 6,
+      mint: 'ray',
+      iconPath: 'assets/images/ray_icon.png',
+    ),
+    SPLToken(
+      name: 'GMT',
+      symbol: 'GMT',
+      mintAddress: '7i5KKsX2weiTkry7jA4ZwSuXGhs5eJBEjY8vVxR4pfRx',
+      decimal: 6,
+      mint: 'ray',
+      iconPath: 'assets/images/gmt_icon.png',
+    ),
+    SPLToken(
+      name: 'AvocadoCoin',
+      symbol: 'AVDO',
+      mintAddress: 'EE5L8cMU4itTsCSuor7NLK6RZx6JhsBe8GGV3oaAHm3P',
+      decimal: 8,
+      mint: 'avdo',
+      iconPath: 'assets/images/avdo_icon.png',
+    ),
+  ];
+
+  List<SPLToken> get initialSPLTokens => _defaultTokens.map((token) {
+        String? iconPath;
+        if (token.iconPath != null) return token;
+
+        try {
+          iconPath = CryptoCurrency.all
+              .firstWhere((element) => element.title.toUpperCase() == token.symbol.toUpperCase())
+              .iconPath;
+        } catch (_) {}
+
+        return SPLToken.copyWith(token, iconPath, 'SOL');
+      }).toList();
+}

cw_solana/lib/file.dart

@@ -0,0 +1,39 @@
+import 'dart:io';
+import 'package:cw_core/key.dart';
+import 'package:encrypt/encrypt.dart' as encrypt;
+
+Future<void> write(
+    {required String path,
+    required String password,
+    required String data}) async {
+  final keys = extractKeys(password);
+  final key = encrypt.Key.fromBase64(keys.first);
+  final iv = encrypt.IV.fromBase64(keys.last);
+  final encrypted = await encode(key: key, iv: iv, data: data);
+  final f = File(path);
+  f.writeAsStringSync(encrypted);
+}
+
+Future<void> writeData(
+    {required String path,
+    required String password,
+    required String data}) async {
+  final keys = extractKeys(password);
+  final key = encrypt.Key.fromBase64(keys.first);
+  final iv = encrypt.IV.fromBase64(keys.last);
+  final encrypted = await encode(key: key, iv: iv, data: data);
+  final f = File(path);
+  f.writeAsStringSync(encrypted);
+}
+
+Future<String> read({required String path, required String password}) async {
+  final file = File(path);
+
+  if (!file.existsSync()) {
+    file.createSync();
+  }
+
+  final encrypted = file.readAsStringSync();
+
+  return decode(password: password, data: encrypted);
+}

cw_solana/lib/pending_solana_transaction.dart

@@ -0,0 +1,43 @@
+import 'package:cw_core/pending_transaction.dart';
+import 'package:solana/encoder.dart';
+
+class PendingSolanaTransaction with PendingTransaction {
+  final double amount;
+  final SignedTx signedTransaction;
+  final String destinationAddress;
+  final Function sendTransaction;
+  final double fee;
+
+  PendingSolanaTransaction({
+    required this.fee,
+    required this.amount,
+    required this.signedTransaction,
+    required this.destinationAddress,
+    required this.sendTransaction,
+  });
+
+  @override
+  String get amountFormatted {
+    String stringifiedAmount = amount.toString();
+
+    if (stringifiedAmount.toString().length >= 6) {
+      stringifiedAmount = stringifiedAmount.substring(0, 6);
+    }
+
+    return stringifiedAmount;
+  }
+
+  @override
+  Future<void> commit() async {
+    return await sendTransaction();
+  }
+
+  @override
+  String get feeFormatted => fee.toString();
+
+  @override
+  String get hex => signedTransaction.encode();
+
+  @override
+  String get id => '';
+}

cw_solana/lib/solana_balance.dart

@@ -0,0 +1,39 @@
+import 'dart:convert';
+
+import 'package:cw_core/balance.dart';
+
+class SolanaBalance extends Balance {
+  SolanaBalance(this.balance) : super(balance.toInt(), balance.toInt());
+
+  final double balance;
+
+  @override
+  String get formattedAdditionalBalance => _balanceFormatted();
+
+  @override
+  String get formattedAvailableBalance => _balanceFormatted();
+
+  String _balanceFormatted() {
+    String stringBalance = balance.toString();
+    if (stringBalance.toString().length >= 6) {
+      stringBalance = stringBalance.substring(0, 6);
+    }
+    return stringBalance;
+  }
+
+  static SolanaBalance? fromJSON(String? jsonSource) {
+    if (jsonSource == null) {
+      return null;
+    }
+
+    final decoded = json.decode(jsonSource) as Map;
+
+    try {
+      return SolanaBalance(decoded['balance']);
+    } catch (e) {
+      return SolanaBalance(0.0);
+    }
+  }
+
+  String toJSON() => json.encode({'balance': balance.toString()});
+}

cw_solana/lib/solana_client.dart

@@ -0,0 +1,478 @@
+import 'dart:async';
+import 'dart:convert';
+import 'dart:math';
+
+import 'package:cw_core/crypto_currency.dart';
+import 'package:cw_core/node.dart';
+import 'package:cw_solana/pending_solana_transaction.dart';
+import 'package:cw_solana/solana_balance.dart';
+import 'package:cw_solana/solana_transaction_model.dart';
+import 'package:http/http.dart' as http;
+import 'package:solana/dto.dart';
+import 'package:solana/encoder.dart';
+import 'package:solana/solana.dart';
+import '.secrets.g.dart' as secrets;
+
+class SolanaWalletClient {
+  final httpClient = http.Client();
+  SolanaClient? _client;
+
+  bool connect(Node node) {
+    try {
+      Uri? rpcUri;
+      String webSocketUrl;
+      bool isModifiedNodeUri = false;
+
+      if (node.uriRaw == 'rpc.ankr.com') {
+        isModifiedNodeUri = true;
+        String ankrApiKey = secrets.ankrApiKey;
+
+        rpcUri = Uri.https(node.uriRaw, '/solana/$ankrApiKey');
+        webSocketUrl = 'wss://${node.uriRaw}/solana/ws/$ankrApiKey';
+      } else {
+        webSocketUrl = 'wss://${node.uriRaw}';
+      }
+
+      _client = SolanaClient(
+        rpcUrl: isModifiedNodeUri ? rpcUri! : node.uri,
+        websocketUrl: Uri.parse(webSocketUrl),
+        timeout: const Duration(minutes: 2),
+      );
+      return true;
+    } catch (e) {
+      return false;
+    }
+  }
+
+  Future<double> getBalance(String address) async {
+    try {
+      final balance = await _client!.rpcClient.getBalance(address);
+
+      final solBalance = balance.value / lamportsPerSol;
+
+      return solBalance;
+    } catch (_) {
+      return 0.0;
+    }
+  }
+
+  Future<ProgramAccountsResult?> getSPLTokenAccounts(String mintAddress, String publicKey) async {
+    try {
+      final tokenAccounts = await _client!.rpcClient.getTokenAccountsByOwner(
+        publicKey,
+        TokenAccountsFilter.byMint(mintAddress),
+        commitment: Commitment.confirmed,
+        encoding: Encoding.jsonParsed,
+      );
+      return tokenAccounts;
+    } catch (e) {
+      return null;
+    }
+  }
+
+  Future<SolanaBalance?> getSplTokenBalance(String mintAddress, String publicKey) async {
+    // Fetch the token accounts (a token can have multiple accounts for various uses)
+    final tokenAccounts = await getSPLTokenAccounts(mintAddress, publicKey);
+
+    // Handle scenario where there is no token account
+    if (tokenAccounts == null || tokenAccounts.value.isEmpty) {
+      return null;
+    }
+
+    // Sum the balances of all accounts with the specified mint address
+    double totalBalance = 0.0;
+
+    for (var programAccount in tokenAccounts.value) {
+      final tokenAmountResult =
+          await _client!.rpcClient.getTokenAccountBalance(programAccount.pubkey);
+
+      final balance = tokenAmountResult.value.uiAmountString;
+
+      final balanceAsDouble = double.tryParse(balance ?? '0.0') ?? 0.0;
+
+      totalBalance += balanceAsDouble;
+    }
+
+    return SolanaBalance(totalBalance);
+  }
+
+  Future<double> getGasForMessage(String message) async {
+    try {
+      final gasPrice = await _client!.rpcClient.getFeeForMessage(message) ?? 0;
+      final fee = gasPrice / lamportsPerSol;
+      return fee;
+    } catch (_) {
+      return 0;
+    }
+  }
+
+  /// Load the Address's transactions into the account
+  Future<List<SolanaTransactionModel>> fetchTransactions(
+    Ed25519HDPublicKey publicKey, {
+    String? splTokenSymbol,
+    int? splTokenDecimal,
+  }) async {
+    List<SolanaTransactionModel> transactions = [];
+
+    try {
+      final response = await _client!.rpcClient.getTransactionsList(
+        publicKey,
+        commitment: Commitment.confirmed,
+        limit: 1000,
+      );
+
+      for (final tx in response) {
+        if (tx.transaction is ParsedTransaction) {
+          final parsedTx = (tx.transaction as ParsedTransaction);
+          final message = parsedTx.message;
+
+          final fee = (tx.meta?.fee ?? 0) / lamportsPerSol;
+
+          for (final instruction in message.instructions) {
+            if (instruction is ParsedInstruction) {
+              instruction.map(
+                system: (systemData) {
+                  systemData.parsed.map(
+                    transfer: (transferData) {
+                      ParsedSystemTransferInformation transfer = transferData.info;
+                      bool isOutgoingTx = transfer.source == publicKey.toBase58();
+
+                      double amount = transfer.lamports.toDouble() / lamportsPerSol;
+
+                      transactions.add(
+                        SolanaTransactionModel(
+                          id: parsedTx.signatures.first,
+                          from: transfer.source,
+                          to: transfer.destination,
+                          amount: amount,
+                          isOutgoingTx: isOutgoingTx,
+                          blockTimeInInt: tx.blockTime!,
+                          fee: fee,
+                          programId: SystemProgram.programId,
+                          tokenSymbol: 'SOL',
+                        ),
+                      );
+                    },
+                    transferChecked: (_) {},
+                    unsupported: (_) {},
+                  );
+                },
+                splToken: (splTokenData) {
+                  if (splTokenSymbol != null) {
+                    splTokenData.parsed.map(
+                      transfer: (transferData) {
+                        SplTokenTransferInfo transfer = transferData.info;
+                        bool isOutgoingTx = transfer.source == publicKey.toBase58();
+
+                        double amount = (double.tryParse(transfer.amount) ?? 0.0) /
+                            pow(10, splTokenDecimal ?? 9);
+
+                        transactions.add(
+                          SolanaTransactionModel(
+                            id: parsedTx.signatures.first,
+                            fee: fee,
+                            from: transfer.source,
+                            to: transfer.destination,
+                            amount: amount,
+                            isOutgoingTx: isOutgoingTx,
+                            programId: TokenProgram.programId,
+                            blockTimeInInt: tx.blockTime!,
+                            tokenSymbol: splTokenSymbol,
+                          ),
+                        );
+                      },
+                      transferChecked: (transferCheckedData) {
+                        SplTokenTransferCheckedInfo transfer = transferCheckedData.info;
+                        bool isOutgoingTx = transfer.source == publicKey.toBase58();
+                        double amount =
+                            double.tryParse(transfer.tokenAmount.uiAmountString ?? '0.0') ?? 0.0;
+
+                        transactions.add(
+                          SolanaTransactionModel(
+                            id: parsedTx.signatures.first,
+                            fee: fee,
+                            from: transfer.source,
+                            to: transfer.destination,
+                            amount: amount,
+                            isOutgoingTx: isOutgoingTx,
+                            programId: TokenProgram.programId,
+                            blockTimeInInt: tx.blockTime!,
+                            tokenSymbol: splTokenSymbol,
+                          ),
+                        );
+                      },
+                      generic: (genericData) {},
+                    );
+                  }
+                },
+                memo: (_) {},
+                unsupported: (a) {},
+              );
+            }
+          }
+        }
+      }
+
+      return transactions;
+    } catch (err) {
+      return [];
+    }
+  }
+
+  Future<List<SolanaTransactionModel>> getSPLTokenTransfers(
+    String address,
+    String splTokenSymbol,
+    int splTokenDecimal,
+    Ed25519HDKeyPair ownerKeypair,
+  ) async {
+    final tokenMint = Ed25519HDPublicKey.fromBase58(address);
+
+    ProgramAccount? associatedTokenAccount;
+
+    try {
+      associatedTokenAccount = await _client!.getAssociatedTokenAccount(
+        mint: tokenMint,
+        owner: ownerKeypair.publicKey,
+        commitment: Commitment.confirmed,
+      );
+    } catch (_) {}
+
+    if (associatedTokenAccount == null) return [];
+
+    final accountPublicKey = Ed25519HDPublicKey.fromBase58(associatedTokenAccount.pubkey);
+
+    final tokenTransactions = await fetchTransactions(
+      accountPublicKey,
+      splTokenSymbol: splTokenSymbol,
+      splTokenDecimal: splTokenDecimal,
+    );
+
+    return tokenTransactions;
+  }
+
+  void stop() {}
+
+  SolanaClient? get getSolanaClient => _client;
+
+  Future<PendingSolanaTransaction> signSolanaTransaction({
+    required String tokenTitle,
+    required int tokenDecimals,
+    String? tokenMint,
+    required double inputAmount,
+    required String destinationAddress,
+    required Ed25519HDKeyPair ownerKeypair,
+    List<String> references = const [],
+  }) async {
+    const commitment = Commitment.confirmed;
+
+    final latestBlockhash =
+        await _client!.rpcClient.getLatestBlockhash(commitment: commitment).value;
+
+    final recentBlockhash = RecentBlockhash(
+      blockhash: latestBlockhash.blockhash,
+      feeCalculator: const FeeCalculator(
+        lamportsPerSignature: 500,
+      ),
+    );
+
+    if (tokenTitle == CryptoCurrency.sol.title) {
+      final pendingNativeTokenTransaction = await _signNativeTokenTransaction(
+        tokenTitle: tokenTitle,
+        tokenDecimals: tokenDecimals,
+        inputAmount: inputAmount,
+        destinationAddress: destinationAddress,
+        ownerKeypair: ownerKeypair,
+        recentBlockhash: recentBlockhash,
+        commitment: commitment,
+      );
+      return pendingNativeTokenTransaction;
+    } else {
+      final pendingSPLTokenTransaction = _signSPLTokenTransaction(
+        tokenTitle: tokenTitle,
+        tokenDecimals: tokenDecimals,
+        tokenMint: tokenMint!,
+        inputAmount: inputAmount,
+        destinationAddress: destinationAddress,
+        ownerKeypair: ownerKeypair,
+        recentBlockhash: recentBlockhash,
+        commitment: commitment,
+      );
+      return pendingSPLTokenTransaction;
+    }
+  }
+
+  Future<PendingSolanaTransaction> _signNativeTokenTransaction({
+    required String tokenTitle,
+    required int tokenDecimals,
+    required double inputAmount,
+    required String destinationAddress,
+    required Ed25519HDKeyPair ownerKeypair,
+    required RecentBlockhash recentBlockhash,
+    required Commitment commitment,
+  }) async {
+    // Convert SOL to lamport
+    int lamports = (inputAmount * lamportsPerSol).toInt();
+
+    final instructions = [
+      SystemInstruction.transfer(
+        fundingAccount: ownerKeypair.publicKey,
+        recipientAccount: Ed25519HDPublicKey.fromBase58(destinationAddress),
+        lamports: lamports,
+      ),
+    ];
+
+    final message = Message(instructions: instructions);
+    final signers = [ownerKeypair];
+
+    final signedTx = await _signTransactionInternal(
+      message: message,
+      signers: signers,
+      commitment: commitment,
+      recentBlockhash: recentBlockhash,
+    );
+
+    final fee = await _getFeeFromCompiledMessage(
+      message,
+      recentBlockhash,
+      signers.first.publicKey,
+    );
+
+    sendTx() async => await sendTransaction(
+          signedTransaction: signedTx,
+          commitment: commitment,
+        );
+
+    final pendingTransaction = PendingSolanaTransaction(
+      amount: inputAmount,
+      signedTransaction: signedTx,
+      destinationAddress: destinationAddress,
+      sendTransaction: sendTx,
+      fee: fee,
+    );
+
+    return pendingTransaction;
+  }
+
+  Future<PendingSolanaTransaction> _signSPLTokenTransaction({
+    required String tokenTitle,
+    required int tokenDecimals,
+    required String tokenMint,
+    required double inputAmount,
+    required String destinationAddress,
+    required Ed25519HDKeyPair ownerKeypair,
+    required RecentBlockhash recentBlockhash,
+    required Commitment commitment,
+  }) async {
+    final destinationOwner = Ed25519HDPublicKey.fromBase58(destinationAddress);
+    final mint = Ed25519HDPublicKey.fromBase58(tokenMint);
+
+    ProgramAccount? associatedRecipientAccount;
+    ProgramAccount? associatedSenderAccount;
+
+    associatedRecipientAccount = await _client!.getAssociatedTokenAccount(
+      mint: mint,
+      owner: destinationOwner,
+      commitment: commitment,
+    );
+
+    associatedSenderAccount = await _client!.getAssociatedTokenAccount(
+      owner: ownerKeypair.publicKey,
+      mint: mint,
+      commitment: commitment,
+    );
+
+    // Throw an appropriate exception if the sender has no associated
+    // token account
+    if (associatedSenderAccount == null) {
+      throw NoAssociatedTokenAccountException(ownerKeypair.address, mint.toBase58());
+    }
+
+    try {
+      associatedRecipientAccount ??= await _client!.createAssociatedTokenAccount(
+        mint: mint,
+        owner: destinationOwner,
+        funder: ownerKeypair,
+      );
+    } catch (e) {
+      throw Exception('Insufficient lamports balance to complete this transaction');
+    }
+
+    // Input by the user
+    final amount = (inputAmount * pow(10, tokenDecimals)).toInt();
+
+    final instruction = TokenInstruction.transfer(
+      source: Ed25519HDPublicKey.fromBase58(associatedSenderAccount.pubkey),
+      destination: Ed25519HDPublicKey.fromBase58(associatedRecipientAccount.pubkey),
+      owner: ownerKeypair.publicKey,
+      amount: amount,
+    );
+
+    final message = Message(instructions: [instruction]);
+    final signers = [ownerKeypair];
+
+    final signedTx = await _signTransactionInternal(
+      message: message,
+      signers: signers,
+      commitment: commitment,
+      recentBlockhash: recentBlockhash,
+    );
+
+    final fee = await _getFeeFromCompiledMessage(
+      message,
+      recentBlockhash,
+      signers.first.publicKey,
+    );
+
+    sendTx() async => await sendTransaction(
+          signedTransaction: signedTx,
+          commitment: commitment,
+        );
+
+    final pendingTransaction = PendingSolanaTransaction(
+      amount: inputAmount,
+      signedTransaction: signedTx,
+      destinationAddress: destinationAddress,
+      sendTransaction: sendTx,
+      fee: fee,
+    );
+    return pendingTransaction;
+  }
+
+  Future<double> _getFeeFromCompiledMessage(
+      Message message, RecentBlockhash recentBlockhash, Ed25519HDPublicKey feePayer) async {
+    final compile = message.compile(
+      recentBlockhash: recentBlockhash.blockhash,
+      feePayer: feePayer,
+    );
+
+    final base64Message = base64Encode(compile.toByteArray().toList());
+
+    final fee = await getGasForMessage(base64Message);
+    return fee;
+  }
+
+  Future<SignedTx> _signTransactionInternal({
+    required Message message,
+    required List<Ed25519HDKeyPair> signers,
+    required Commitment commitment,
+    required RecentBlockhash recentBlockhash,
+  }) async {
+    final signedTx = await signTransaction(recentBlockhash, message, signers);
+
+    return signedTx;
+  }
+
+  Future<String> sendTransaction({
+    required SignedTx signedTransaction,
+    required Commitment commitment,
+  }) async {
+    final signature = await _client!.rpcClient.sendTransaction(
+      signedTransaction.encode(),
+      preflightCommitment: commitment,
+    );
+
+    _client!.waitForSignatureStatus(signature, status: commitment);
+
+    return signature;
+  }
+}

cw_solana/lib/solana_exceptions.dart

@@ -0,0 +1,21 @@
+import 'package:cw_core/crypto_currency.dart';
+
+class SolanaTransactionCreationException implements Exception {
+  final String exceptionMessage;
+
+  SolanaTransactionCreationException(CryptoCurrency currency)
+      : exceptionMessage = 'Error creating ${currency.title} transaction.';
+
+  @override
+  String toString() => exceptionMessage;
+}
+
+class SolanaTransactionWrongBalanceException implements Exception {
+  final String exceptionMessage;
+
+  SolanaTransactionWrongBalanceException(CryptoCurrency currency)
+      : exceptionMessage = 'Wrong balance. Not enough ${currency.title} on your balance.';
+
+  @override
+  String toString() => exceptionMessage;
+}

cw_solana/lib/solana_transaction_credentials.dart

@@ -0,0 +1,12 @@
+import 'package:cw_core/crypto_currency.dart';
+import 'package:cw_core/output_info.dart';
+
+class SolanaTransactionCredentials {
+  SolanaTransactionCredentials(
+    this.outputs, {
+    required this.currency,
+  });
+
+  final List<OutputInfo> outputs;
+  final CryptoCurrency currency;
+}

cw_solana/lib/solana_transaction_history.dart

@@ -0,0 +1,78 @@
+import 'dart:convert';
+import 'dart:core';
+import 'package:cw_core/pathForWallet.dart';
+import 'package:cw_core/wallet_info.dart';
+import 'package:cw_solana/file.dart';
+import 'package:cw_solana/solana_transaction_info.dart';
+import 'package:mobx/mobx.dart';
+import 'package:cw_core/transaction_history.dart';
+
+part 'solana_transaction_history.g.dart';
+
+const transactionsHistoryFileName = 'solana_transactions.json';
+
+class SolanaTransactionHistory = SolanaTransactionHistoryBase with _$SolanaTransactionHistory;
+
+abstract class SolanaTransactionHistoryBase extends TransactionHistoryBase<SolanaTransactionInfo>
+    with Store {
+  SolanaTransactionHistoryBase({required this.walletInfo, required String password})
+      : _password = password {
+    transactions = ObservableMap<String, SolanaTransactionInfo>();
+  }
+
+  final WalletInfo walletInfo;
+  String _password;
+
+  Future<void> init() async => await _load();
+
+  @override
+  Future<void> save() async {
+    try {
+      final dirPath = await pathForWalletDir(name: walletInfo.name, type: walletInfo.type);
+      final path = '$dirPath/$transactionsHistoryFileName';
+      final transactionMaps = transactions.map((key, value) => MapEntry(key, value.toJson()));
+      final data = json.encode({'transactions': transactionMaps});
+      await writeData(path: path, password: _password, data: data);
+    } catch (e, s) {
+      print('Error while saving solana transaction history: ${e.toString()}');
+      print(s);
+    }
+  }
+
+  @override
+  void addOne(SolanaTransactionInfo transaction) => transactions[transaction.id] = transaction;
+
+  @override
+  void addMany(Map<String, SolanaTransactionInfo> transactions) =>
+      this.transactions.addAll(transactions);
+
+  Future<Map<String, dynamic>> _read() async {
+    final dirPath = await pathForWalletDir(name: walletInfo.name, type: walletInfo.type);
+    final path = '$dirPath/$transactionsHistoryFileName';
+    final content = await read(path: path, password: _password);
+    if (content.isEmpty) {
+      return {};
+    }
+    return json.decode(content) as Map<String, dynamic>;
+  }
+
+  Future<void> _load() async {
+    try {
+      final content = await _read();
+      final txs = content['transactions'] as Map<String, dynamic>? ?? {};
+
+      txs.entries.forEach((entry) {
+        final val = entry.value;
+
+        if (val is Map<String, dynamic>) {
+          final tx = SolanaTransactionInfo.fromJson(val);
+          _update(tx);
+        }
+      });
+    } catch (e) {
+      print(e);
+    }
+  }
+
+  void _update(SolanaTransactionInfo transaction) => transactions[transaction.id] = transaction;
+}

cw_solana/lib/solana_transaction_info.dart

@@ -0,0 +1,78 @@
+import 'package:cw_core/format_amount.dart';
+import 'package:cw_core/transaction_direction.dart';
+import 'package:cw_core/transaction_info.dart';
+
+class SolanaTransactionInfo extends TransactionInfo {
+  SolanaTransactionInfo({
+    required this.id,
+    required this.blockTime,
+    required this.to,
+    required this.from,
+    required this.direction,
+    required this.solAmount,
+    this.tokenSymbol = "SOL",
+    required this.isPending,
+    required this.txFee,
+  }) : amount = solAmount.toInt();
+
+  final String id;
+  final String? to;
+  final String? from;
+  final int amount;
+  final bool isPending;
+  final double solAmount;
+  final String tokenSymbol;
+  final DateTime blockTime;
+  final double txFee;
+  final TransactionDirection direction;
+
+  String? _fiatAmount;
+
+  @override
+  DateTime get date => blockTime;
+
+  @override
+  String amountFormatted() {
+    String stringBalance = solAmount.toString();
+
+    if (stringBalance.toString().length >= 6) {
+      stringBalance = stringBalance.substring(0, 6);
+    }
+    return '$stringBalance $tokenSymbol';
+  }
+
+  @override
+  String fiatAmount() => _fiatAmount ?? '';
+
+  @override
+  void changeFiatAmount(String amount) => _fiatAmount = formatAmount(amount);
+
+  @override
+  String feeFormatted() => '${txFee.toString()} SOL';
+
+  factory SolanaTransactionInfo.fromJson(Map<String, dynamic> data) {
+    return SolanaTransactionInfo(
+      id: data['id'] as String,
+      solAmount: data['solAmount'],
+      direction: parseTransactionDirectionFromInt(data['direction'] as int),
+      blockTime: DateTime.fromMillisecondsSinceEpoch(data['blockTime'] as int),
+      isPending: data['isPending'] as bool,
+      tokenSymbol: data['tokenSymbol'] as String,
+      to: data['to'],
+      from: data['from'],
+      txFee: data['txFee'],
+    );
+  }
+
+  Map<String, dynamic> toJson() => {
+        'id': id,
+        'solAmount': solAmount,
+        'direction': direction.index,
+        'blockTime': blockTime.millisecondsSinceEpoch,
+        'isPending': isPending,
+        'tokenSymbol': tokenSymbol,
+        'to': to,
+        'from': from,
+        'txFee': txFee,
+      };
+}

cw_solana/lib/solana_transaction_model.dart

@@ -0,0 +1,47 @@
+class SolanaTransactionModel {
+  final String id;
+
+  final String from;
+
+  final String to;
+
+  final double amount;
+
+  // If this is an outgoing transaction
+  final bool isOutgoingTx;
+
+  // The Program ID of this transaction, e.g, System Program, Token Program...
+  final String programId;
+
+  // The DateTime from the UNIX timestamp of the block where the transaction was included
+  final DateTime blockTime;
+
+  // The Transaction fee
+  final double fee;
+
+  // The token symbol
+  final String tokenSymbol;
+
+  SolanaTransactionModel({
+    required this.id,
+    required this.to,
+    required this.from,
+    required this.amount,
+    required this.programId,
+    required int blockTimeInInt,
+    this.isOutgoingTx = false,
+    required this.tokenSymbol,
+    required this.fee,
+  }) : blockTime = DateTime.fromMillisecondsSinceEpoch(blockTimeInInt * 1000);
+
+  factory SolanaTransactionModel.fromJson(Map<String, dynamic> json) => SolanaTransactionModel(
+        id: json['id'],
+        blockTimeInInt: int.parse(json["timeStamp"]) * 1000,
+        from: json["from"],
+        to: json["to"],
+        amount: double.parse(json["value"]),
+        programId: json["programId"],
+        fee: json['fee'],
+        tokenSymbol: json['tokenSymbol'],
+      );
+}

cw_solana/lib/solana_wallet.dart

@@ -0,0 +1,498 @@
+import 'dart:async';
+import 'dart:convert';
+import 'dart:io';
+import 'package:cw_core/cake_hive.dart';
+import 'package:cw_core/crypto_currency.dart';
+import 'package:cw_core/node.dart';
+import 'package:cw_core/pathForWallet.dart';
+import 'package:cw_core/pending_transaction.dart';
+import 'package:cw_core/sync_status.dart';
+import 'package:cw_core/transaction_direction.dart';
+import 'package:cw_core/transaction_priority.dart';
+import 'package:cw_core/wallet_addresses.dart';
+import 'package:cw_core/wallet_base.dart';
+import 'package:cw_core/wallet_info.dart';
+import 'package:cw_solana/default_spl_tokens.dart';
+import 'package:cw_solana/file.dart';
+import 'package:cw_solana/solana_balance.dart';
+import 'package:cw_solana/solana_client.dart';
+import 'package:cw_solana/solana_exceptions.dart';
+import 'package:cw_solana/solana_transaction_credentials.dart';
+import 'package:cw_solana/solana_transaction_history.dart';
+import 'package:cw_solana/solana_transaction_info.dart';
+import 'package:cw_solana/solana_transaction_model.dart';
+import 'package:cw_solana/solana_wallet_addresses.dart';
+import 'package:cw_solana/spl_token.dart';
+import 'package:hex/hex.dart';
+import 'package:hive/hive.dart';
+import 'package:mobx/mobx.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import 'package:solana/metaplex.dart' as metaplex;
+import 'package:solana/solana.dart';
+
+part 'solana_wallet.g.dart';
+
+class SolanaWallet = SolanaWalletBase with _$SolanaWallet;
+
+abstract class SolanaWalletBase
+    extends WalletBase<SolanaBalance, SolanaTransactionHistory, SolanaTransactionInfo> with Store {
+  SolanaWalletBase({
+    required WalletInfo walletInfo,
+    String? mnemonic,
+    String? privateKey,
+    required String password,
+    SolanaBalance? initialBalance,
+  })  : syncStatus = const NotConnectedSyncStatus(),
+        _password = password,
+        _mnemonic = mnemonic,
+        _hexPrivateKey = privateKey,
+        _client = SolanaWalletClient(),
+        walletAddresses = SolanaWalletAddresses(walletInfo),
+        balance = ObservableMap<CryptoCurrency, SolanaBalance>.of(
+            {CryptoCurrency.sol: initialBalance ?? SolanaBalance(BigInt.zero.toDouble())}),
+        super(walletInfo) {
+    this.walletInfo = walletInfo;
+    transactionHistory = SolanaTransactionHistory(walletInfo: walletInfo, password: password);
+
+    if (!CakeHive.isAdapterRegistered(SPLToken.typeId)) {
+      CakeHive.registerAdapter(SPLTokenAdapter());
+    }
+
+    _sharedPrefs.complete(SharedPreferences.getInstance());
+  }
+
+  final String _password;
+  final String? _mnemonic;
+  final String? _hexPrivateKey;
+
+  // The Solana WalletPair
+  Ed25519HDKeyPair? _walletKeyPair;
+
+  Ed25519HDKeyPair? get walletKeyPair => _walletKeyPair;
+
+  // To access the privateKey bytes.
+  Ed25519HDKeyPairData? _keyPairData;
+
+  late SolanaWalletClient _client;
+
+  Timer? _transactionsUpdateTimer;
+
+  late final Box<SPLToken> splTokensBox;
+
+  @override
+  WalletAddresses walletAddresses;
+
+  @override
+  @observable
+  SyncStatus syncStatus;
+
+  @override
+  @observable
+  late ObservableMap<CryptoCurrency, SolanaBalance> balance;
+
+  Completer<SharedPreferences> _sharedPrefs = Completer();
+
+  @override
+  Ed25519HDKeyPairData get keys {
+    if (_keyPairData == null) {
+      return Ed25519HDKeyPairData([], publicKey: const Ed25519HDPublicKey([]));
+    }
+
+    return _keyPairData!;
+  }
+
+  @override
+  String? get seed => _mnemonic;
+
+  @override
+  String get privateKey => HEX.encode(_keyPairData!.bytes);
+
+  Future<void> init() async {
+    final boxName = "${walletInfo.name.replaceAll(" ", "_")}_${SPLToken.boxName}";
+
+    splTokensBox = await CakeHive.openBox<SPLToken>(boxName);
+
+    // Create WalletPair using either the mnemonic or the privateKey
+    _walletKeyPair = await getWalletPair(
+      mnemonic: _mnemonic,
+      privateKey: _hexPrivateKey,
+    );
+
+    // Extract the keyPairData containing both the privateKey bytes and the publicKey hex.
+    _keyPairData = await _walletKeyPair!.extract();
+
+    walletInfo.address = _walletKeyPair!.address;
+
+    await walletAddresses.init();
+    await transactionHistory.init();
+    await save();
+  }
+
+  Future<Wallet> getWalletPair({String? mnemonic, String? privateKey}) async {
+    assert(mnemonic != null || privateKey != null);
+
+    if (privateKey != null) {
+      final privateKeyBytes = HEX.decode(privateKey);
+      return await Wallet.fromPrivateKeyBytes(privateKey: privateKeyBytes);
+    }
+
+    return Wallet.fromMnemonic(mnemonic!, account: 0, change: 0);
+  }
+
+  @override
+  int calculateEstimatedFee(TransactionPriority priority, int? amount) => 0;
+
+  @override
+  Future<void> changePassword(String password) => throw UnimplementedError("changePassword");
+
+  @override
+  void close() {
+    _client.stop();
+    _transactionsUpdateTimer?.cancel();
+  }
+
+  @action
+  @override
+  Future<void> connectToNode({required Node node}) async {
+    try {
+      syncStatus = ConnectingSyncStatus();
+
+      final isConnected = _client.connect(node);
+
+      if (!isConnected) {
+        throw Exception("Solana Node connection failed");
+      }
+
+      _setTransactionUpdateTimer();
+
+      syncStatus = ConnectedSyncStatus();
+    } catch (e) {
+      syncStatus = FailedSyncStatus();
+    }
+  }
+
+  @override
+  Future<PendingTransaction> createTransaction(Object credentials) async {
+    final solCredentials = credentials as SolanaTransactionCredentials;
+
+    final outputs = solCredentials.outputs;
+
+    final hasMultiDestination = outputs.length > 1;
+
+    await _updateBalance();
+
+    final CryptoCurrency transactionCurrency =
+        balance.keys.firstWhere((element) => element.title == solCredentials.currency.title);
+
+    final walletBalanceForCurrency = balance[transactionCurrency]!.balance;
+
+    double totalAmount = 0.0;
+
+    if (hasMultiDestination) {
+      if (outputs.any((item) => item.sendAll || (item.formattedCryptoAmount ?? 0) <= 0)) {
+        throw SolanaTransactionWrongBalanceException(transactionCurrency);
+      }
+
+      final totalAmountFromCredentials =
+          outputs.fold(0, (acc, value) => acc + (value.formattedCryptoAmount ?? 0));
+
+      totalAmount = totalAmountFromCredentials.toDouble();
+
+      if (walletBalanceForCurrency < totalAmount) {
+        throw SolanaTransactionWrongBalanceException(transactionCurrency);
+      }
+    } else {
+      final output = outputs.first;
+
+      final totalOriginalAmount = double.parse(output.cryptoAmount ?? '0.0');
+
+      totalAmount = output.sendAll ? walletBalanceForCurrency : totalOriginalAmount;
+
+      if (walletBalanceForCurrency < totalAmount) {
+        throw SolanaTransactionWrongBalanceException(transactionCurrency);
+      }
+    }
+
+    String? tokenMint;
+    // Token Mint is only needed for transactions that are not native tokens(non-SOL transactions)
+    if (transactionCurrency.title != CryptoCurrency.sol.title) {
+      tokenMint = (transactionCurrency as SPLToken).mintAddress;
+    }
+
+    final pendingSolanaTransaction = await _client.signSolanaTransaction(
+      tokenMint: tokenMint,
+      tokenTitle: transactionCurrency.title,
+      inputAmount: totalAmount,
+      ownerKeypair: _walletKeyPair!,
+      tokenDecimals: transactionCurrency.decimals,
+      destinationAddress: solCredentials.outputs.first.isParsedAddress
+          ? solCredentials.outputs.first.extractedAddress!
+          : solCredentials.outputs.first.address,
+    );
+
+    return pendingSolanaTransaction;
+  }
+
+  @override
+  Future<Map<String, SolanaTransactionInfo>> fetchTransactions() async => {};
+
+  /// Fetches the native SOL transactions linked to the wallet Public Key
+  Future<void> _updateNativeSOLTransactions() async {
+    final address = Ed25519HDPublicKey.fromBase58(_walletKeyPair!.address);
+
+    final transactions = await _client.fetchTransactions(address);
+
+    final Map<String, SolanaTransactionInfo> result = {};
+
+    for (var transactionModel in transactions) {
+      result[transactionModel.id] = SolanaTransactionInfo(
+        id: transactionModel.id,
+        to: transactionModel.to,
+        from: transactionModel.from,
+        blockTime: transactionModel.blockTime,
+        direction: transactionModel.isOutgoingTx
+            ? TransactionDirection.outgoing
+            : TransactionDirection.incoming,
+        solAmount: transactionModel.amount,
+        isPending: false,
+        txFee: transactionModel.fee,
+        tokenSymbol: transactionModel.tokenSymbol,
+      );
+    }
+
+    transactionHistory.addMany(result);
+
+    await transactionHistory.save();
+  }
+
+  /// Fetches the SPL Tokens transactions linked to the token account Public Key
+  Future<void> _updateSPLTokenTransactions() async {
+    List<SolanaTransactionModel> splTokenTransactions = [];
+
+    for (var token in balance.keys) {
+      if (token is SPLToken) {
+        final tokenTxs = await _client.getSPLTokenTransfers(
+          token.mintAddress,
+          token.symbol,
+          token.decimal,
+          _walletKeyPair!,
+        );
+
+        splTokenTransactions.addAll(tokenTxs);
+      }
+    }
+
+    final Map<String, SolanaTransactionInfo> result = {};
+
+    for (var transactionModel in splTokenTransactions) {
+      result[transactionModel.id] = SolanaTransactionInfo(
+        id: transactionModel.id,
+        to: transactionModel.to,
+        from: transactionModel.from,
+        blockTime: transactionModel.blockTime,
+        direction: transactionModel.isOutgoingTx
+            ? TransactionDirection.outgoing
+            : TransactionDirection.incoming,
+        solAmount: transactionModel.amount,
+        isPending: false,
+        txFee: transactionModel.fee,
+        tokenSymbol: transactionModel.tokenSymbol,
+      );
+    }
+
+    transactionHistory.addMany(result);
+
+    await transactionHistory.save();
+  }
+
+  @override
+  Future<void> rescan({required int height}) => throw UnimplementedError("rescan");
+
+  @override
+  Future<void> save() async {
+    await walletAddresses.updateAddressesInBox();
+    final path = await makePath();
+    await write(path: path, password: _password, data: toJSON());
+    await transactionHistory.save();
+  }
+
+  @action
+  @override
+  Future<void> startSync() async {
+    try {
+      syncStatus = AttemptingSyncStatus();
+
+      await Future.wait([
+        _updateBalance(),
+        _updateNativeSOLTransactions(),
+        _updateSPLTokenTransactions(),
+      ]);
+
+      syncStatus = SyncedSyncStatus();
+    } catch (e) {
+      syncStatus = FailedSyncStatus();
+    }
+  }
+
+  Future<String> makePath() async => pathForWallet(name: walletInfo.name, type: walletInfo.type);
+
+  String toJSON() => json.encode({
+        'mnemonic': _mnemonic,
+        'private_key': privateKey,
+        'balance': balance[currency]!.toJSON(),
+      });
+
+  static Future<SolanaWallet> open({
+    required String name,
+    required String password,
+    required WalletInfo walletInfo,
+  }) async {
+    final path = await pathForWallet(name: name, type: walletInfo.type);
+    final jsonSource = await read(path: path, password: password);
+    final data = json.decode(jsonSource) as Map;
+    final mnemonic = data['mnemonic'] as String?;
+    final privateKey = data['private_key'] as String?;
+    final balance = SolanaBalance.fromJSON(data['balance'] as String) ?? SolanaBalance(0.0);
+
+    return SolanaWallet(
+      walletInfo: walletInfo,
+      password: password,
+      mnemonic: mnemonic,
+      privateKey: privateKey,
+      initialBalance: balance,
+    );
+  }
+
+  Future<void> _updateBalance() async {
+    balance[currency] = await _fetchSOLBalance();
+    await _fetchSPLTokensBalances();
+    await save();
+  }
+
+  Future<SolanaBalance> _fetchSOLBalance() async {
+    final balance = await _client.getBalance(_walletKeyPair!.address);
+
+    return SolanaBalance(balance);
+  }
+
+  Future<void> _fetchSPLTokensBalances() async {
+    for (var token in splTokensBox.values) {
+      if (token.enabled) {
+        try {
+          final tokenBalance =
+              await _client.getSplTokenBalance(token.mintAddress, _walletKeyPair!.address) ??
+                  balance[token] ??
+                  SolanaBalance(0.0);
+          balance[token] = tokenBalance;
+        } catch (e) {
+          print('Error fetching spl token (${token.symbol}) balance ${e.toString()}');
+        }
+      } else {
+        balance.remove(token);
+      }
+    }
+  }
+
+  @override
+  Future<void>? updateBalance() async => await _updateBalance();
+
+  List<SPLToken> get splTokenCurrencies => splTokensBox.values.toList();
+
+  void addInitialTokens() {
+    final initialSPLTokens = DefaultSPLTokens().initialSPLTokens;
+
+    for (var token in initialSPLTokens) {
+      splTokensBox.put(token.mintAddress, token);
+    }
+  }
+
+  Future<void> addSPLToken(SPLToken token) async {
+    await splTokensBox.put(token.mintAddress, token);
+
+    if (token.enabled) {
+      final tokenBalance =
+          await _client.getSplTokenBalance(token.mintAddress, _walletKeyPair!.address) ??
+              balance[token] ??
+              SolanaBalance(0.0);
+
+      balance[token] = tokenBalance;
+    } else {
+      balance.remove(token);
+    }
+  }
+
+  Future<void> deleteSPLToken(SPLToken token) async {
+    await token.delete();
+
+    balance.remove(token);
+    _updateBalance();
+  }
+
+  Future<SPLToken?> getSPLToken(String mintAddress) async {
+    // Convert SPL token mint address to public key
+    final mintPublicKey = Ed25519HDPublicKey.fromBase58(mintAddress);
+
+    // Fetch token's metadata account
+    final token = await solanaClient!.rpcClient.getMetadata(mint: mintPublicKey);
+
+    if (token == null) {
+      return null;
+    }
+
+    return SPLToken.fromMetadata(
+      name: token.name,
+      mint: token.mint,
+      symbol: token.symbol,
+      mintAddress: mintAddress,
+    );
+  }
+
+  @override
+  Future<void> renameWalletFiles(String newWalletName) async {
+    final currentWalletPath = await pathForWallet(name: walletInfo.name, type: type);
+    final currentWalletFile = File(currentWalletPath);
+
+    final currentDirPath = await pathForWalletDir(name: walletInfo.name, type: type);
+    final currentTransactionsFile = File('$currentDirPath/$transactionsHistoryFileName');
+
+    // Copies current wallet files into new wallet name's dir and files
+    if (currentWalletFile.existsSync()) {
+      final newWalletPath = await pathForWallet(name: newWalletName, type: type);
+      await currentWalletFile.copy(newWalletPath);
+    }
+    if (currentTransactionsFile.existsSync()) {
+      final newDirPath = await pathForWalletDir(name: newWalletName, type: type);
+      await currentTransactionsFile.copy('$newDirPath/$transactionsHistoryFileName');
+    }
+
+    // Delete old name's dir and files
+    await Directory(currentDirPath).delete(recursive: true);
+  }
+
+  void _setTransactionUpdateTimer() {
+    if (_transactionsUpdateTimer?.isActive ?? false) {
+      _transactionsUpdateTimer!.cancel();
+    }
+
+    _transactionsUpdateTimer = Timer.periodic(const Duration(seconds: 20), (_) {
+      _updateSPLTokenTransactions();
+      _updateNativeSOLTransactions();
+      _updateBalance();
+    });
+  }
+
+  Future<String> signSolanaMessage(String message) async {
+    // Convert the message to bytes
+    final messageBytes = utf8.encode(message);
+
+    // Sign the message bytes with the wallet's private key
+    final signature = await _walletKeyPair!.sign(messageBytes);
+
+    // Convert the signature to a hexadecimal string
+    final hex = HEX.encode(signature.bytes);
+
+    return hex;
+  }
+
+  SolanaClient? get solanaClient => _client.getSolanaClient;
+}

cw_solana/lib/solana_wallet_addresses.dart

@@ -0,0 +1,33 @@
+import 'package:cw_core/wallet_addresses.dart';
+import 'package:cw_core/wallet_info.dart';
+import 'package:mobx/mobx.dart';
+
+part 'solana_wallet_addresses.g.dart';
+
+class SolanaWalletAddresses = SolanaWalletAddressesBase with _$SolanaWalletAddresses;
+
+abstract class SolanaWalletAddressesBase extends WalletAddresses with Store {
+  SolanaWalletAddressesBase(WalletInfo walletInfo)
+      : address = '',
+        super(walletInfo);
+
+  @override
+  String address;
+
+  @override
+  Future<void> init() async {
+    address = walletInfo.address;
+    await updateAddressesInBox();
+  }
+
+  @override
+  Future<void> updateAddressesInBox() async {
+    try {
+      addressesMap.clear();
+      addressesMap[address] = '';
+      await saveAddressesInBox();
+    } catch (e) {
+      print(e.toString());
+    }
+  }
+}

cw_solana/lib/solana_wallet_creation_credentials.dart

@@ -0,0 +1,29 @@
+import 'package:cw_core/wallet_credentials.dart';
+import 'package:cw_core/wallet_info.dart';
+
+class SolanaNewWalletCredentials extends WalletCredentials {
+  SolanaNewWalletCredentials({required String name, WalletInfo? walletInfo})
+      : super(name: name, walletInfo: walletInfo);
+}
+
+class SolanaRestoreWalletFromSeedCredentials extends WalletCredentials {
+  SolanaRestoreWalletFromSeedCredentials(
+      {required String name,
+      required String password,
+      required this.mnemonic,
+      WalletInfo? walletInfo})
+      : super(name: name, password: password, walletInfo: walletInfo);
+
+  final String mnemonic;
+}
+
+class SolanaRestoreWalletFromPrivateKey extends WalletCredentials {
+  SolanaRestoreWalletFromPrivateKey(
+      {required String name,
+      required String password,
+      required this.privateKey,
+      WalletInfo? walletInfo})
+      : super(name: name, password: password, walletInfo: walletInfo);
+
+  final String privateKey;
+}

cw_solana/lib/solana_wallet_service.dart

@@ -0,0 +1,120 @@
+import 'dart:io';
+
+import 'package:bip39/bip39.dart' as bip39;
+import 'package:collection/collection.dart';
+import 'package:cw_core/pathForWallet.dart';
+import 'package:cw_core/wallet_base.dart';
+import 'package:cw_core/wallet_info.dart';
+import 'package:cw_core/wallet_service.dart';
+import 'package:cw_core/wallet_type.dart';
+import 'package:cw_solana/solana_mnemonics.dart';
+import 'package:cw_solana/solana_wallet.dart';
+import 'package:cw_solana/solana_wallet_creation_credentials.dart';
+import 'package:hive/hive.dart';
+
+class SolanaWalletService extends WalletService<SolanaNewWalletCredentials,
+    SolanaRestoreWalletFromSeedCredentials, SolanaRestoreWalletFromPrivateKey> {
+  SolanaWalletService(this.walletInfoSource);
+
+  final Box<WalletInfo> walletInfoSource;
+
+  @override
+  Future<SolanaWallet> create(SolanaNewWalletCredentials credentials, {bool? isTestnet}) async {
+    final strength = credentials.seedPhraseLength == 24 ? 256 : 128;
+
+    final mnemonic = bip39.generateMnemonic(strength: strength);
+
+    final wallet = SolanaWallet(
+      walletInfo: credentials.walletInfo!,
+      mnemonic: mnemonic,
+      password: credentials.password!,
+    );
+
+    await wallet.init();
+    wallet.addInitialTokens();
+    return wallet;
+  }
+
+  @override
+  WalletType getType() => WalletType.solana;
+
+  @override
+  Future<bool> isWalletExit(String name) async =>
+      File(await pathForWallet(name: name, type: getType())).existsSync();
+
+  @override
+  Future<SolanaWallet> openWallet(String name, String password) async {
+    final walletInfo =
+        walletInfoSource.values.firstWhere((info) => info.id == WalletBase.idFor(name, getType()));
+    final wallet = await SolanaWalletBase.open(
+      name: name,
+      password: password,
+      walletInfo: walletInfo,
+    );
+
+    await wallet.init();
+    await wallet.save();
+
+    return wallet;
+  }
+
+  @override
+  Future<void> remove(String wallet) async {
+    File(await pathForWalletDir(name: wallet, type: getType())).delete(recursive: true);
+    final walletInfo = walletInfoSource.values
+        .firstWhereOrNull((info) => info.id == WalletBase.idFor(wallet, getType()))!;
+    await walletInfoSource.delete(walletInfo.key);
+  }
+
+  @override
+  Future<SolanaWallet> restoreFromKeys(SolanaRestoreWalletFromPrivateKey credentials,
+      {bool? isTestnet}) async {
+    final wallet = SolanaWallet(
+      password: credentials.password!,
+      privateKey: credentials.privateKey,
+      walletInfo: credentials.walletInfo!,
+    );
+
+    await wallet.init();
+    wallet.addInitialTokens();
+    await wallet.save();
+
+    return wallet;
+  }
+
+  @override
+  Future<SolanaWallet> restoreFromSeed(SolanaRestoreWalletFromSeedCredentials credentials,
+      {bool? isTestnet}) async {
+    if (!bip39.validateMnemonic(credentials.mnemonic)) {
+      throw SolanaMnemonicIsIncorrectException();
+    }
+
+    final wallet = SolanaWallet(
+      password: credentials.password!,
+      mnemonic: credentials.mnemonic,
+      walletInfo: credentials.walletInfo!,
+    );
+
+    await wallet.init();
+    wallet.addInitialTokens();
+    await wallet.save();
+
+    return wallet;
+  }
+
+  @override
+  Future<void> rename(String currentName, String password, String newName) async {
+    final currentWalletInfo = walletInfoSource.values
+        .firstWhere((info) => info.id == WalletBase.idFor(currentName, getType()));
+    final currentWallet = await SolanaWalletBase.open(
+        password: password, name: currentName, walletInfo: currentWalletInfo);
+
+    await currentWallet.renameWalletFiles(newName);
+
+    final newWalletInfo = currentWalletInfo;
+    newWalletInfo.id = WalletBase.idFor(newName, getType());
+    newWalletInfo.name = newName;
+
+    await walletInfoSource.put(currentWalletInfo.key, newWalletInfo);
+  }
+}

cw_solana/lib/spl_token.dart

@@ -0,0 +1,146 @@
+import 'package:cw_core/crypto_currency.dart';
+import 'package:cw_core/hive_type_ids.dart';
+import 'package:hive/hive.dart';
+import 'package:solana/metaplex.dart';
+
+part 'spl_token.g.dart';
+
+@HiveType(typeId: SPLToken.typeId)
+class SPLToken extends CryptoCurrency with HiveObjectMixin {
+  @HiveField(0)
+  final String name;
+
+  @HiveField(1)
+  final String symbol;
+
+  @HiveField(2)
+  final String mintAddress;
+
+  @HiveField(3)
+  final int decimal;
+
+  @HiveField(4, defaultValue: false)
+  bool _enabled;
+
+  @HiveField(5)
+  final String mint;
+
+  @HiveField(6)
+  final String? iconPath;
+
+  @HiveField(7)
+  final String? tag;
+
+  SPLToken({
+    required this.name,
+    required this.symbol,
+    required this.mintAddress,
+    required this.decimal,
+    required this.mint,
+    this.iconPath,
+    this.tag = 'SOL',
+    bool enabled = false,
+  })  : _enabled = enabled,
+        super(
+          name: mint.toLowerCase(),
+          title: symbol.toUpperCase(),
+          fullName: name,
+          tag: tag,
+          iconPath: iconPath,
+          decimals: decimal,
+        );
+
+  factory SPLToken.fromMetadata({
+    required String name,
+    required String mint,
+    required String symbol,
+    required String mintAddress,
+  }) {
+    return SPLToken(
+      name: name,
+      symbol: symbol,
+      mintAddress: mintAddress,
+      decimal: 0,
+      mint: mint,
+      iconPath: '',
+    );
+  }
+
+  factory SPLToken.cryptoCurrency({
+    required String name,
+    required String symbol,
+    required int decimals,
+    required String iconPath,
+    required String mint,
+  }) {
+    return SPLToken(
+      name: name,
+      symbol: symbol,
+      decimal: decimals,
+      mint: mint,
+      iconPath: iconPath,
+      mintAddress: '',
+    );
+  }
+
+  bool get enabled => _enabled;
+
+  set enabled(bool value) => _enabled = value;
+
+  SPLToken.copyWith(SPLToken other, String? icon, String? tag)
+      : name = other.name,
+        symbol = other.symbol,
+        mintAddress = other.mintAddress,
+        decimal = other.decimal,
+        _enabled = other.enabled,
+        mint = other.mint,
+        tag = other.tag,
+        iconPath = icon,
+        super(
+          title: other.symbol.toUpperCase(),
+          name: other.symbol.toLowerCase(),
+          decimals: other.decimal,
+          fullName: other.name,
+          tag: other.tag,
+          iconPath: icon,
+        );
+
+  static const typeId = SPL_TOKEN_TYPE_ID;
+  static const boxName = 'SPLTokens';
+
+  @override
+  bool operator ==(other) =>
+      (other is SPLToken && other.mintAddress == mintAddress) ||
+      (other is CryptoCurrency && other.title == title);
+
+  @override
+  int get hashCode => mintAddress.hashCode;
+}
+
+class NFT extends SPLToken {
+  final ImageInfo? imageInfo;
+
+  NFT(
+    String mint,
+    String name,
+    String symbol,
+    String mintAddress,
+    int decimal,
+    String iconPath,
+    this.imageInfo,
+  ) : super(
+          name: name,
+          symbol: symbol,
+          mintAddress: mintAddress,
+          decimal: decimal,
+          mint: mint,
+          iconPath: iconPath,
+        );
+}
+
+class ImageInfo {
+  final String uri;
+  final OffChainMetadata? data;
+
+  const ImageInfo(this.uri, this.data);
+}

cw_solana/pubspec.yaml

@@ -0,0 +1,36 @@
+name: cw_solana
+description: A new Flutter package project.
+version: 0.0.1
+publish_to: none
+homepage: https://cakewallet.com
+
+environment:
+  sdk: '>=3.0.6 <4.0.0'
+  flutter: ">=1.17.0"
+
+dependencies:
+  flutter:
+    sdk: flutter
+  solana: ^0.30.1
+  cw_core:
+    path: ../cw_core
+  http: ^1.1.0
+  hive: ^2.2.3
+  bip39: ^1.0.6
+  mobx: ^2.3.0+1
+  shared_preferences: ^2.0.15
+  bip32: ^2.0.0
+  hex: ^0.2.0
+
+dev_dependencies:
+  flutter_test:
+    sdk: flutter
+  flutter_lints: ^2.0.0
+  build_runner: ^2.1.11
+  mobx_codegen: ^2.0.7
+  hive_generator: ^1.1.3
+
+flutter:
+  # assets:
+  #   - images/a_dot_burr.jpeg
+  #   - images/a_dot_ham.jpeg

cw_solana/test/cw_solana_test.dart

@@ -0,0 +1,12 @@
+import 'package:flutter_test/flutter_test.dart';
+
+import 'package:cw_solana/cw_solana.dart';
+
+void main() {
+  test('adds one to input values', () {
+    final calculator = Calculator();
+    expect(calculator.addOne(2), 3);
+    expect(calculator.addOne(-7), -6);
+    expect(calculator.addOne(0), 1);
+  });
+}

ios/Podfile

@@ -1,5 +1,5 @@
 # Uncomment this line to define a global platform for your project
-platform :ios, '11.0'
+platform :ios, '12.0'
 source 'https://github.com/CocoaPods/Specs.git'
 
 # CocoaPods analytics sends network stats synchronously affecting flutter build latency.
@@ -44,7 +44,7 @@ post_install do |installer|
     flutter_additional_ios_build_settings(target)
     
     target.build_configurations.each do |config|
-      config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = '11.0'
+      config.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = '12.0'
       config.build_settings['GCC_PREPROCESSOR_DEFINITIONS'] ||= [
             '$(inherited)',
 

ios/Podfile.lock

@@ -7,7 +7,7 @@ PODS:
   - connectivity_plus (0.0.1):
     - Flutter
     - ReachabilitySwift
-  - CryptoSwift (1.7.1)
+  - CryptoSwift (1.8.1)
   - cw_haven (0.0.1):
     - cw_haven/Boost (= 0.0.1)
     - cw_haven/Haven (= 0.0.1)
@@ -132,9 +132,9 @@ PODS:
   - permission_handler_apple (9.1.1):
     - Flutter
   - ReachabilitySwift (5.0.0)
-  - SDWebImage (5.16.0):
-    - SDWebImage/Core (= 5.16.0)
-  - SDWebImage/Core (5.16.0)
+  - SDWebImage (5.18.11):
+    - SDWebImage/Core (= 5.18.11)
+  - SDWebImage/Core (5.18.11)
   - sensitive_clipboard (0.0.1):
     - Flutter
   - share_plus (0.0.1):
@@ -142,9 +142,9 @@ PODS:
   - shared_preferences_foundation (0.0.1):
     - Flutter
     - FlutterMacOS
-  - SwiftProtobuf (1.22.0)
+  - SwiftProtobuf (1.25.2)
   - SwiftyGif (5.4.4)
-  - Toast (4.0.0)
+  - Toast (4.1.0)
   - uni_links (0.0.1):
     - Flutter
   - UnstoppableDomainsResolution (4.0.0):
@@ -262,8 +262,8 @@ EXTERNAL SOURCES:
 SPEC CHECKSUMS:
   barcode_scan2: 0af2bb63c81b4565aab6cd78278e4c0fa136dbb0
   BigInt: f668a80089607f521586bbe29513d708491ef2f7
-  connectivity_plus: 413a8857dd5d9f1c399a39130850d02fe0feaf7e
-  CryptoSwift: d3d18dc357932f7e6d580689e065cf1f176007c1
+  connectivity_plus: bf0076dd84a130856aa636df1c71ccaff908fa1d
+  CryptoSwift: b9c701d6f5011df23794dbf7f2e480a77835d83d
   cw_haven: b3e54e1fbe7b8e6fda57a93206bc38f8e89b898a
   cw_monero: 4cf3b96f2da8e95e2ef7d6703dd4d2c509127b7d
   cw_shared_external: 2972d872b8917603478117c9957dfca611845a92
@@ -277,7 +277,7 @@ SPEC CHECKSUMS:
   flutter_inappwebview_ios: 97215cf7d4677db55df76782dbd2930c5e1c1ea0
   flutter_mailer: 2ef5a67087bc8c6c4cefd04a178bf1ae2c94cd83
   flutter_secure_storage: 23fc622d89d073675f2eaa109381aefbcf5a49be
-  fluttertoast: eb263d302cc92e04176c053d2385237e9f43fad0
+  fluttertoast: 48c57db1b71b0ce9e6bba9f31c940ff4b001293c
   in_app_review: 318597b3a06c22bb46dc454d56828c85f444f99d
   local_auth_ios: 1ba1475238daa33a6ffa2a29242558437be435ac
   MTBBarcodeScanner: f453b33c4b7dfe545d8c6484ed744d55671788cb
@@ -287,19 +287,19 @@ SPEC CHECKSUMS:
   path_provider_foundation: 3784922295ac71e43754bd15e0653ccfd36a147c
   permission_handler_apple: e76247795d700c14ea09e3a2d8855d41ee80a2e6
   ReachabilitySwift: 985039c6f7b23a1da463388634119492ff86c825
-  SDWebImage: 2aea163b50bfcb569a2726b6a754c54a4506fcf6
+  SDWebImage: a3ba0b8faac7228c3c8eadd1a55c9c9fe5e16457
   sensitive_clipboard: d4866e5d176581536c27bb1618642ee83adca986
   share_plus: 056a1e8ac890df3e33cb503afffaf1e9b4fbae68
   shared_preferences_foundation: b4c3b4cddf1c21f02770737f147a3f5da9d39695
-  SwiftProtobuf: 40bd808372cb8706108f22d28f8ab4a6b9bc6989
+  SwiftProtobuf: 407a385e97fd206c4fbe880cc84123989167e0d1
   SwiftyGif: 93a1cc87bf3a51916001cf8f3d63835fb64c819f
-  Toast: 91b396c56ee72a5790816f40d3a94dd357abc196
+  Toast: ec33c32b8688982cecc6348adeae667c1b9938da
   uni_links: d97da20c7701486ba192624d99bffaaffcfc298a
   UnstoppableDomainsResolution: c3c67f4d0a5e2437cb00d4bd50c2e00d6e743841
   url_launcher_ios: bbd758c6e7f9fd7b5b1d4cde34d2b95fcce5e812
   wakelock_plus: 8b09852c8876491e4b6d179e17dfe2a0b5f60d47
   workmanager: 0afdcf5628bbde6924c21af7836fed07b42e30e6
 
-PODFILE CHECKSUM: 09df1114e7c360f55770d35a79356bf5446e0100
+PODFILE CHECKSUM: fcb1b8418441a35b438585c9dd8374e722e6c6ca
 
-COCOAPODS: 1.12.1
+COCOAPODS: 1.15.2

ios/Runner.xcodeproj/project.pbxproj

@@ -377,7 +377,7 @@
 					"$(PROJECT_DIR)/Flutter",
 				);
 				INFOPLIST_FILE = Runner/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -523,7 +523,7 @@
 					"$(PROJECT_DIR)/Flutter",
 				);
 				INFOPLIST_FILE = Runner/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -561,7 +561,7 @@
 					"$(PROJECT_DIR)/Flutter",
 				);
 				INFOPLIST_FILE = Runner/Info.plist;
-				IPHONEOS_DEPLOYMENT_TARGET = 11.0;
+				IPHONEOS_DEPLOYMENT_TARGET = 12.0;
 				LD_RUNPATH_SEARCH_PATHS = (
 					"$(inherited)",
 					"@executable_path/Frameworks",
@@ -607,9 +607,4 @@
 /* End XCConfigurationList section */
 	};
 	rootObject = 97C146E61CF9000F007C117D /* Project object */;
-	SystemCapabilities = {
-    	com.apple.BackgroundModes = {
-    		enabled = 1;
-    	};
-    };
 }

ios/Runner/InfoBase.plist

@@ -180,6 +180,16 @@
                 <string>polygon-wallet</string>
             </array>
         </dict>
+        <dict>
+            <key>CFBundleTypeRole</key>
+            <string>Viewer</string>
+            <key>CFBundleURLName</key>
+            <string>solana-wallet</string>
+            <key>CFBundleURLSchemes</key>
+            <array>
+                <string>solana-wallet</string>
+            </array>
+        </dict>
     </array>
 	<key>CFBundleVersion</key>
 	<string>$(CURRENT_PROJECT_VERSION)</string>

lib/bitcoin/cw_bitcoin.dart

@@ -5,25 +5,23 @@ class CWBitcoin extends Bitcoin {
   TransactionPriority getMediumTransactionPriority() => BitcoinTransactionPriority.medium;
 
   @override
-	WalletCredentials createBitcoinRestoreWalletFromSeedCredentials({
-    required String name,
-    required String mnemonic,
-    required String password})
-		=> BitcoinRestoreWalletFromSeedCredentials(name: name, mnemonic: mnemonic, password: password);
+  WalletCredentials createBitcoinRestoreWalletFromSeedCredentials(
+          {required String name, required String mnemonic, required String password}) =>
+      BitcoinRestoreWalletFromSeedCredentials(name: name, mnemonic: mnemonic, password: password);
 
   @override
-	WalletCredentials createBitcoinRestoreWalletFromWIFCredentials({
-    required String name,
+  WalletCredentials createBitcoinRestoreWalletFromWIFCredentials(
+          {required String name,
           required String password,
           required String wif,
-    WalletInfo? walletInfo})
-		=> BitcoinRestoreWalletFromWIFCredentials(name: name, password: password, wif: wif, walletInfo: walletInfo);
+          WalletInfo? walletInfo}) =>
+      BitcoinRestoreWalletFromWIFCredentials(
+          name: name, password: password, wif: wif, walletInfo: walletInfo);
 
   @override
-	WalletCredentials createBitcoinNewWalletCredentials({
-    required String name,
-    WalletInfo? walletInfo})
-		=> BitcoinNewWalletCredentials(name: name, walletInfo: walletInfo);
+  WalletCredentials createBitcoinNewWalletCredentials(
+          {required String name, WalletInfo? walletInfo}) =>
+      BitcoinNewWalletCredentials(name: name, walletInfo: walletInfo);
 
   @override
   List<String> getWordList() => wordlist;
@@ -41,20 +39,18 @@ class CWBitcoin extends Bitcoin {
   }
 
   @override
-	List<TransactionPriority> getTransactionPriorities() 
-		=> BitcoinTransactionPriority.all;
+  List<TransactionPriority> getTransactionPriorities() => BitcoinTransactionPriority.all;
 
   @override
-	List<TransactionPriority> getLitecoinTransactionPriorities()
-		=> LitecoinTransactionPriority.all;
+  List<TransactionPriority> getLitecoinTransactionPriorities() => LitecoinTransactionPriority.all;
 
   @override
-	TransactionPriority deserializeBitcoinTransactionPriority(int raw)
-		=> BitcoinTransactionPriority.deserialize(raw: raw);
+  TransactionPriority deserializeBitcoinTransactionPriority(int raw) =>
+      BitcoinTransactionPriority.deserialize(raw: raw);
 
   @override
-	TransactionPriority deserializeLitecoinTransactionPriority(int raw)
-		=> LitecoinTransactionPriority.deserialize(raw: raw);
+  TransactionPriority deserializeLitecoinTransactionPriority(int raw) =>
+      LitecoinTransactionPriority.deserialize(raw: raw);
 
   @override
   int getFeeRate(Object wallet, TransactionPriority priority) {
@@ -77,9 +73,11 @@ class CWBitcoin extends Bitcoin {
   }
 
   @override
-	Object createBitcoinTransactionCredentials(List<Output> outputs, {required TransactionPriority priority, int? feeRate})
-		=> BitcoinTransactionCredentials(
-			outputs.map((out) => OutputInfo(
+  Object createBitcoinTransactionCredentials(List<Output> outputs,
+          {required TransactionPriority priority, int? feeRate}) =>
+      BitcoinTransactionCredentials(
+          outputs
+              .map((out) => OutputInfo(
                   fiatAmount: out.fiatAmount,
                   cryptoAmount: out.cryptoAmount,
                   address: out.address,
@@ -93,16 +91,16 @@ class CWBitcoin extends Bitcoin {
           feeRate: feeRate);
 
   @override
-	Object createBitcoinTransactionCredentialsRaw(List<OutputInfo> outputs, {TransactionPriority? priority, required int feeRate})
-		=> BitcoinTransactionCredentials(
-				outputs,
+  Object createBitcoinTransactionCredentialsRaw(List<OutputInfo> outputs,
+          {TransactionPriority? priority, required int feeRate}) =>
+      BitcoinTransactionCredentials(outputs,
           priority: priority != null ? priority as BitcoinTransactionPriority : null,
           feeRate: feeRate);
 
   @override
   List<String> getAddresses(Object wallet) {
     final bitcoinWallet = wallet as ElectrumWallet;
-		return bitcoinWallet.walletAddresses.addresses
+    return bitcoinWallet.walletAddresses.addressesByReceiveType
         .map((BitcoinAddressRecord addr) => addr.address)
         .toList();
   }
@@ -111,17 +109,43 @@ class CWBitcoin extends Bitcoin {
   @computed
   List<ElectrumSubAddress> getSubAddresses(Object wallet) {
     final electrumWallet = wallet as ElectrumWallet;
-		return electrumWallet.walletAddresses.addresses
+    return electrumWallet.walletAddresses.addressesByReceiveType
         .map((BitcoinAddressRecord addr) => ElectrumSubAddress(
             id: addr.index,
             name: addr.name,
-				address: electrumWallet.type == WalletType.bitcoinCash ? addr.cashAddr : addr.address,
+            address: addr.address,
             txCount: addr.txCount,
             balance: addr.balance,
             isChange: addr.isHidden))
         .toList();
   }
 
+  @override
+  Future<int> estimateFakeSendAllTxAmount(Object wallet, TransactionPriority priority) async {
+    final electrumWallet = wallet as ElectrumWallet;
+    final sk = ECPrivate.random();
+
+    final p2shAddr = sk.getPublic().toP2pkhInP2sh();
+    final p2wpkhAddr = sk.getPublic().toP2wpkhAddress();
+    try {
+      final estimatedTx = await electrumWallet.estimateTxFeeAndInputsToUse(
+          0,
+          true,
+          // Deposit address + change address
+          [p2shAddr, p2wpkhAddr],
+          [
+            BitcoinOutput(address: p2shAddr, value: BigInt.zero),
+            BitcoinOutput(address: p2wpkhAddr, value: BigInt.zero)
+          ],
+          null,
+          priority as BitcoinTransactionPriority);
+
+      return estimatedTx.amount;
+    } catch (_) {
+      return 0;
+    }
+  }
+
   @override
   String getAddress(Object wallet) {
     final bitcoinWallet = wallet as ElectrumWallet;
@@ -129,20 +153,19 @@ class CWBitcoin extends Bitcoin {
   }
 
   @override
-	String formatterBitcoinAmountToString({required int amount})
-		=> bitcoinAmountToString(amount: amount);
+  String formatterBitcoinAmountToString({required int amount}) =>
+      bitcoinAmountToString(amount: amount);
 
   @override
-	double formatterBitcoinAmountToDouble({required int amount})
-		=> bitcoinAmountToDouble(amount: amount);
+  double formatterBitcoinAmountToDouble({required int amount}) =>
+      bitcoinAmountToDouble(amount: amount);
 
   @override
-	int formatterStringDoubleToBitcoinAmount(String amount)
-		=> stringDoubleToBitcoinAmount(amount);
+  int formatterStringDoubleToBitcoinAmount(String amount) => stringDoubleToBitcoinAmount(amount);
 
   @override
-  String bitcoinTransactionPriorityWithLabel(TransactionPriority priority, int rate)
-    => (priority as BitcoinTransactionPriority).labelWithRate(rate);
+  String bitcoinTransactionPriorityWithLabel(TransactionPriority priority, int rate) =>
+      (priority as BitcoinTransactionPriority).labelWithRate(rate);
 
   @override
   List<BitcoinUnspent> getUnspents(Object wallet) {
@@ -155,27 +178,57 @@ class CWBitcoin extends Bitcoin {
     await bitcoinWallet.updateUnspent();
   }
 
-	WalletService createBitcoinWalletService(Box<WalletInfo> walletInfoSource, Box<UnspentCoinsInfo> unspentCoinSource) {
+  WalletService createBitcoinWalletService(
+      Box<WalletInfo> walletInfoSource, Box<UnspentCoinsInfo> unspentCoinSource) {
     return BitcoinWalletService(walletInfoSource, unspentCoinSource);
   }
 
-	WalletService createLitecoinWalletService(Box<WalletInfo> walletInfoSource, Box<UnspentCoinsInfo> unspentCoinSource) {
+  WalletService createLitecoinWalletService(
+      Box<WalletInfo> walletInfoSource, Box<UnspentCoinsInfo> unspentCoinSource) {
     return LitecoinWalletService(walletInfoSource, unspentCoinSource);
   }
 
   @override
-  TransactionPriority getBitcoinTransactionPriorityMedium()
-    => BitcoinTransactionPriority.medium;
+  TransactionPriority getBitcoinTransactionPriorityMedium() => BitcoinTransactionPriority.medium;
 
   @override
-  TransactionPriority getLitecoinTransactionPriorityMedium()
-    => LitecoinTransactionPriority.medium;
+  TransactionPriority getLitecoinTransactionPriorityMedium() => LitecoinTransactionPriority.medium;
 
   @override
-  TransactionPriority getBitcoinTransactionPrioritySlow()
-    => BitcoinTransactionPriority.slow;
+  TransactionPriority getBitcoinTransactionPrioritySlow() => BitcoinTransactionPriority.slow;
 
   @override
-  TransactionPriority getLitecoinTransactionPrioritySlow()
-    => LitecoinTransactionPriority.slow;
+  TransactionPriority getLitecoinTransactionPrioritySlow() => LitecoinTransactionPriority.slow;
+
+  @override
+  Future<void> setAddressType(Object wallet, dynamic option) async {
+    final bitcoinWallet = wallet as ElectrumWallet;
+    await bitcoinWallet.walletAddresses.setAddressType(option as BitcoinAddressType);
+  }
+
+  @override
+  ReceivePageOption getSelectedAddressType(Object wallet) {
+    final bitcoinWallet = wallet as ElectrumWallet;
+    return BitcoinReceivePageOption.fromType(bitcoinWallet.walletAddresses.addressPageType);
+  }
+
+  @override
+  List<ReceivePageOption> getBitcoinReceivePageOptions() => BitcoinReceivePageOption.all;
+
+  @override
+  BitcoinAddressType getBitcoinAddressType(ReceivePageOption option) {
+    switch (option) {
+      case BitcoinReceivePageOption.p2pkh:
+        return P2pkhAddressType.p2pkh;
+      case BitcoinReceivePageOption.p2sh:
+        return P2shAddressType.p2wpkhInP2sh;
+      case BitcoinReceivePageOption.p2tr:
+        return SegwitAddresType.p2tr;
+      case BitcoinReceivePageOption.p2wsh:
+        return SegwitAddresType.p2wsh;
+      case BitcoinReceivePageOption.p2wpkh:
+      default:
+        return SegwitAddresType.p2wpkh;
+    }
+  }
 }

lib/bitcoin_cash/cw_bitcoin_cash.dart

@@ -1,12 +1,6 @@
 part of 'bitcoin_cash.dart';
 
 class CWBitcoinCash extends BitcoinCash {
-  @override
-  String getMnemonic(int? strength) => Mnemonic.generate();
-
-  @override
-  Uint8List getSeedFromMnemonic(String seed) => Mnemonic.toSeed(seed);
-
   @override
   String getCashAddrFormat(String address) => AddressUtils.getCashAddrFormat(address);
 

lib/buy/moonpay/moonpay_provider.dart

@@ -1,4 +1,13 @@
 import 'dart:convert';
+
+import 'package:cake_wallet/.secrets.g.dart' as secrets;
+import 'package:cake_wallet/buy/buy_amount.dart';
+import 'package:cake_wallet/buy/buy_exception.dart';
+import 'package:cake_wallet/buy/buy_provider.dart';
+import 'package:cake_wallet/buy/buy_provider_description.dart';
+import 'package:cake_wallet/buy/order.dart';
+import 'package:cake_wallet/exchange/trade_state.dart';
+import 'package:cake_wallet/generated/i18n.dart';
 import 'package:cake_wallet/palette.dart';
 import 'package:cake_wallet/routes.dart';
 import 'package:cake_wallet/src/widgets/alert_with_one_action.dart';
@@ -6,19 +15,11 @@ import 'package:cake_wallet/store/settings_store.dart';
 import 'package:cake_wallet/themes/theme_base.dart';
 import 'package:cake_wallet/utils/device_info.dart';
 import 'package:crypto/crypto.dart';
-import 'package:cake_wallet/buy/buy_exception.dart';
-import 'package:cake_wallet/generated/i18n.dart';
-import 'package:flutter/material.dart';
-import 'package:http/http.dart';
-import 'package:cake_wallet/buy/buy_amount.dart';
-import 'package:cake_wallet/buy/buy_provider.dart';
-import 'package:cake_wallet/buy/buy_provider_description.dart';
-import 'package:cake_wallet/buy/order.dart';
+import 'package:cw_core/crypto_currency.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:cw_core/wallet_type.dart';
-import 'package:cake_wallet/exchange/trade_state.dart';
-import 'package:cake_wallet/.secrets.g.dart' as secrets;
-import 'package:cw_core/crypto_currency.dart';
+import 'package:flutter/material.dart';
+import 'package:http/http.dart';
 import 'package:url_launcher/url_launcher.dart';
 
 class MoonPaySellProvider extends BuyProvider {
@@ -34,6 +35,7 @@ class MoonPaySellProvider extends BuyProvider {
 
   static const _baseTestUrl = 'sell-sandbox.moonpay.com';
   static const _baseProductUrl = 'sell.moonpay.com';
+  static const _cIdBaseUrl = 'exchange-helper.cakewallet.com';
 
   @override
   String get providerDescription =>
@@ -60,9 +62,29 @@ class MoonPaySellProvider extends BuyProvider {
 
   static String get _apiKey => secrets.moonPayApiKey;
 
-  static String get _secretKey => secrets.moonPaySecretKey;
+  static String get _exchangeHelperApiKey => secrets.exchangeHelperApiKey;
   final String baseUrl;
 
+  Future<String> getMoonpaySignature(String query) async {
+    final uri = Uri.https(_cIdBaseUrl, "/api/moonpay");
+
+    final response = await post(
+      uri,
+      headers: {
+        'Content-Type': 'application/json',
+        'x-api-key': _exchangeHelperApiKey,
+      },
+      body: json.encode({'query': query}),
+    );
+
+    if (response.statusCode == 200) {
+      return (jsonDecode(response.body) as Map<String, dynamic>)['signature'] as String;
+    } else {
+      throw Exception(
+          'Provider currently unavailable. Status: ${response.statusCode} ${response.body}');
+    }
+  }
+
   Future<Uri> requestMoonPayUrl({
     required CryptoCurrency currency,
     required String refundWalletAddress,
@@ -81,16 +103,12 @@ class MoonPaySellProvider extends BuyProvider {
       '',
       <String, dynamic>{
         'apiKey': _apiKey,
-        'defaultBaseCurrencyCode': currency.toString().toLowerCase(),
+        'defaultBaseCurrencyCode': _normalizeCurrency(currency),
         'refundWalletAddress': refundWalletAddress,
       }..addAll(customParams),
     );
 
-    final messageBytes = utf8.encode('?${originalUri.query}');
-    final key = utf8.encode(_secretKey);
-    final hmac = Hmac(sha256, key);
-    final digest = hmac.convert(messageBytes);
-    final signature = base64.encode(digest.bytes);
+    final signature = await getMoonpaySignature('?${originalUri.query}');
 
     if (isTestEnvironment) {
       return originalUri;
@@ -134,6 +152,14 @@ class MoonPaySellProvider extends BuyProvider {
       );
     }
   }
+
+  String _normalizeCurrency(CryptoCurrency currency) {
+    if (currency == CryptoCurrency.maticpoly) {
+      return "MATIC_POLYGON";
+    }
+
+    return currency.toString().toLowerCase();
+  }
 }
 
 class MoonPayBuyProvider extends BuyProvider {