Nano-GPT (#1336)

* init * updates * nano updates * updates * updates * [skipci] wip deep link changes * fix deep links * minor fix * add reminder message on buy and exchange routes * [skip ci] font fixes * review updates * [skip ci] minor fix * save * fixes * minor code cleanup * minor potential fix
2024-12-22 11:39:22 +00:00 · 2024-05-07 17:00:01 -07:00 · 2024-05-07 17:00:01 -07:00 · baad7f7469
commit baad7f7469
parent e5be737236
46 changed files with 486 additions and 195 deletions
--- a/.github/workflows/pr_test_build.yml
+++ b/.github/workflows/pr_test_build.yml
@ -151,6 +151,7 @@ jobs:
          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 = '${{ secrets.ANKR_API_KEY }}';" >> cw_solana/lib/.secrets.g.dart
+          echo "const nano2ApiKey = '${{ secrets.NANO2_API_KEY }}';" >> cw_nano/lib/.secrets.g.dart
          echo "const tronGridApiKey = '${{ secrets.TRON_GRID_API_KEY }}';" >> cw_tron/lib/.secrets.g.dart

      - name: Rename app
--- a/.gitignore
+++ b/.gitignore
@ -94,6 +94,7 @@ android/app/key.jks
 **/tool/.evm-secrets-config.json
 **/tool/.ethereum-secrets-config.json
 **/tool/.solana-secrets-config.json
+**/tool/.nano-secrets-config.json
 **/tool/.tron-secrets-config.json
 **/lib/.secrets.g.dart
 **/cw_evm/lib/.secrets.g.dart
--- a/android/app/src/main/AndroidManifestBase.xml
+++ b/android/app/src/main/AndroidManifestBase.xml
@ -91,6 +91,13 @@
                <data android:scheme="tron-wallet" />
                <data android:scheme="tron_wallet" />
            </intent-filter>
+            <!-- nano-gpt link scheme -->
+            <intent-filter android:autoVerify="true">
+                <action android:name="android.intent.action.VIEW" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+                <data android:scheme="nano-gpt" />
+            </intent-filter>
        </activity>
        <meta-data
                android:name="flutterEmbedding"
--- a/assets/banano_node_list.yml
+++ b/assets/banano_node_list.yml
@ -0,0 +1,5 @@
+-
+  uri: kaliumapi.appditto.com
+  path: /api
+  useSSL: true
+  is_default: true
--- a/cw_core/lib/crypto_currency.dart
+++ b/cw_core/lib/crypto_currency.dart
@ -259,10 +259,16 @@ class CryptoCurrency extends EnumerableItem<int> with Serializable<int> implemen
              element.tag == walletCurrency?.tag));
    } catch (_) {}

+    // search by fullName if not found by title:
+    try {
+      return CryptoCurrency.all.firstWhere((element) => element.fullName?.toLowerCase() == name);
+    } catch (_) {}
+
    if (CryptoCurrency._nameCurrencyMap[name.toLowerCase()] == null) {
      final s = 'Unexpected token: $name for CryptoCurrency fromString';
      throw  ArgumentError.value(name, 'name', s);
    }
+
    return CryptoCurrency._nameCurrencyMap[name.toLowerCase()]!;
  }

--- a/cw_nano/lib/banano_balance.dart
+++ b/cw_nano/lib/banano_balance.dart
@ -1,12 +1,28 @@
 import 'package:cw_core/balance.dart';
 import 'package:nanoutil/nanoutil.dart';

+BigInt stringAmountToBigIntBanano(String amount) {
+  return BigInt.parse(NanoAmounts.getAmountAsRaw(amount, NanoAmounts.rawPerBanano));
+}
+
 class BananoBalance extends Balance {
  final BigInt currentBalance;
  final BigInt receivableBalance;

  BananoBalance({required this.currentBalance, required this.receivableBalance}) : super(0, 0);

+  BananoBalance.fromFormattedString(
+      {required String formattedCurrentBalance, required String formattedReceivableBalance})
+      : currentBalance = stringAmountToBigIntBanano(formattedCurrentBalance),
+        receivableBalance = stringAmountToBigIntBanano(formattedReceivableBalance),
+        super(0, 0);
+
+  BananoBalance.fromRawString(
+      {required String currentBalance, required String receivableBalance})
+      : currentBalance = BigInt.parse(currentBalance),
+        receivableBalance = BigInt.parse(receivableBalance),
+        super(0, 0);
+
  @override
  String get formattedAvailableBalance {
    return NanoAmounts.getRawAsUsableString(currentBalance.toString(), NanoAmounts.rawPerBanano);
--- a/cw_nano/lib/nano_balance.dart
+++ b/cw_nano/lib/nano_balance.dart
@ -1,7 +1,7 @@
 import 'package:cw_core/balance.dart';
 import 'package:nanoutil/nanoutil.dart';

-BigInt stringAmountToBigInt(String amount) {
+BigInt stringAmountToBigIntNano(String amount) {
  return BigInt.parse(NanoAmounts.getAmountAsRaw(amount, NanoAmounts.rawPerNano));
 }

@ -13,8 +13,8 @@ class NanoBalance extends Balance {

  NanoBalance.fromFormattedString(
      {required String formattedCurrentBalance, required String formattedReceivableBalance})
-      : currentBalance = stringAmountToBigInt(formattedCurrentBalance),
-        receivableBalance = stringAmountToBigInt(formattedReceivableBalance),
+      : currentBalance = stringAmountToBigIntNano(formattedCurrentBalance),
+        receivableBalance = stringAmountToBigIntNano(formattedReceivableBalance),
        super(0, 0);

  NanoBalance.fromRawString(
--- a/cw_nano/lib/nano_client.dart
+++ b/cw_nano/lib/nano_client.dart
@ -10,6 +10,7 @@ import 'package:nanodart/nanodart.dart';
 import 'package:cw_core/node.dart';
 import 'package:nanoutil/nanoutil.dart';
 import 'package:shared_preferences/shared_preferences.dart';
+import 'package:cw_nano/.secrets.g.dart' as secrets;

 class NanoClient {
  static const Map<String, String> CAKE_HEADERS = {
@ -52,10 +53,19 @@ class NanoClient {
    }
  }

+  Map<String, String> getHeaders() {
+    if (_node!.uri == "https://rpc.nano.to") {
+      return CAKE_HEADERS..addAll({
+        "key": secrets.nano2ApiKey,
+      });
+    }
+    return CAKE_HEADERS;
+  }
+
  Future<NanoBalance> getBalance(String address) async {
    final response = await http.post(
      _node!.uri,
-      headers: CAKE_HEADERS,
+      headers: getHeaders(),
      body: jsonEncode(
        {
          "action": "account_balance",
@ -82,7 +92,7 @@ class NanoClient {
    try {
      final response = await http.post(
        _node!.uri,
-        headers: CAKE_HEADERS,
+        headers: getHeaders(),
        body: jsonEncode(
          {
            "action": "account_info",
@ -94,7 +104,7 @@ class NanoClient {
      final data = await jsonDecode(response.body);
      return AccountInfoResponse.fromJson(data as Map<String, dynamic>);
    } catch (e) {
-      print("error while getting account info");
+      print("error while getting account info $e");
      return null;
    }
  }
@ -149,7 +159,7 @@ class NanoClient {
  Future<String> requestWork(String hash) async {
    final response = await http.post(
      _powNode!.uri,
-      headers: CAKE_HEADERS,
+      headers: getHeaders(),
      body: json.encode(
        {
          "action": "work_generate",
@ -192,7 +202,7 @@ class NanoClient {

    final processResponse = await http.post(
      _node!.uri,
-      headers: CAKE_HEADERS,
+      headers: getHeaders(),
      body: processBody,
    );

@ -351,7 +361,7 @@ class NanoClient {
    });
    final processResponse = await http.post(
      _node!.uri,
-      headers: CAKE_HEADERS,
+      headers: getHeaders(),
      body: processBody,
    );

@ -367,7 +377,7 @@ class NanoClient {
    required String privateKey,
  }) async {
    final receivableResponse = await http.post(_node!.uri,
-        headers: CAKE_HEADERS,
+        headers: getHeaders(),
        body: jsonEncode({
          "action": "receivable",
          "account": destinationAddress,
@ -417,7 +427,7 @@ class NanoClient {
  Future<List<NanoTransactionModel>> fetchTransactions(String address) async {
    try {
      final response = await http.post(_node!.uri,
-          headers: CAKE_HEADERS,
+          headers: getHeaders(),
          body: jsonEncode({
            "action": "account_history",
            "account": address,
--- a/ios/Runner/InfoBase.plist
+++ b/ios/Runner/InfoBase.plist
@ -140,6 +140,16 @@
                <string>nano-wallet</string>
            </array>
        </dict>
+        <dict>
+            <key>CFBundleTypeRole</key>
+            <string>Viewer</string>
+            <key>CFBundleURLName</key>
+            <string>nano-gpt</string>
+            <key>CFBundleURLSchemes</key>
+            <array>
+                <string>nano-gpt</string>
+            </array>
+        </dict>
        <dict>
            <key>CFBundleTypeRole</key>
            <string>Editor</string>
--- a/lib/di.dart
+++ b/lib/di.dart
@ -26,6 +26,7 @@ import 'package:cake_wallet/entities/contact.dart';
 import 'package:cake_wallet/entities/contact_record.dart';
 import 'package:cake_wallet/entities/exchange_api_mode.dart';
 import 'package:cake_wallet/entities/parse_address_from_domain.dart';
+import 'package:cake_wallet/view_model/link_view_model.dart';
 import 'package:cake_wallet/tron/tron.dart';
 import 'package:cake_wallet/src/screens/transaction_details/rbf_details_page.dart';
 import 'package:cw_core/receive_page_option.dart';
@ -268,6 +269,7 @@ Future<void> setup({
  required Box<UnspentCoinsInfo> unspentCoinsInfoSource,
  required Box<AnonpayInvoiceInfo> anonpayInvoiceInfoSource,
  required FlutterSecureStorage secureStorage,
+  required GlobalKey<NavigatorState> navigatorKey,
 }) async {
  _walletInfoSource = walletInfoSource;
  _nodeSource = nodeSource;
@ -429,68 +431,89 @@ Future<void> setup({
    ),
  );

-  getIt.registerFactory<AuthPage>(() {
-    return AuthPage(getIt.get<AuthViewModel>(),
+  getIt.registerLazySingleton<LinkViewModel>(() {
+    return LinkViewModel(
+      appStore: getIt.get<AppStore>(),
+      settingsStore: getIt.get<SettingsStore>(),
+      authenticationStore: getIt.get<AuthenticationStore>(),
+      navigatorKey: navigatorKey,
+    );
+  });
+
+  getIt.registerFactory<AuthPage>(instanceName: 'login', () {
+    return AuthPage(getIt.get<AuthViewModel>(), closable: false,
        onAuthenticationFinished: (isAuthenticated, AuthPageState authPageState) {
      if (!isAuthenticated) {
        return;
-      } else {
-        final authStore = getIt.get<AuthenticationStore>();
-        final appStore = getIt.get<AppStore>();
-        final useTotp = appStore.settingsStore.useTOTP2FA;
-        final shouldUseTotp2FAToAccessWallets =
-            appStore.settingsStore.shouldRequireTOTP2FAForAccessingWallet;
-        if (useTotp && shouldUseTotp2FAToAccessWallets) {
-          authPageState.close(
-            route: Routes.totpAuthCodePage,
-            arguments: TotpAuthArgumentsModel(
-              isForSetup: false,
-              isClosable: false,
-              onTotpAuthenticationFinished: (bool isAuthenticatedSuccessfully,
-                  TotpAuthCodePageState totpAuthPageState) async {
-                if (!isAuthenticatedSuccessfully) {
-                  return;
-                }
-                if (appStore.wallet != null) {
-                  authStore.allowed();
-                  return;
-                }
-
-                totpAuthPageState.changeProcessText('Loading the wallet');
-
-                if (loginError != null) {
-                  totpAuthPageState.changeProcessText('ERROR: ${loginError.toString()}');
-                }
-
-                ReactionDisposer? _reaction;
-                _reaction = reaction((_) => appStore.wallet, (Object? _) {
-                  _reaction?.reaction.dispose();
-                  authStore.allowed();
-                });
-              },
-            ),
-          );
-        } else {
-          if (appStore.wallet != null) {
-            authStore.allowed();
-            return;
-          }
-
-          authPageState.changeProcessText('Loading the wallet');
-
-          if (loginError != null) {
-            authPageState.changeProcessText('ERROR: ${loginError.toString()}');
-          }
-
-          ReactionDisposer? _reaction;
-          _reaction = reaction((_) => appStore.wallet, (Object? _) {
-            _reaction?.reaction.dispose();
-            authStore.allowed();
-          });
-        }
      }
-    }, closable: false);
-  }, instanceName: 'login');
+      final authStore = getIt.get<AuthenticationStore>();
+      final appStore = getIt.get<AppStore>();
+      final useTotp = appStore.settingsStore.useTOTP2FA;
+      final shouldUseTotp2FAToAccessWallets =
+          appStore.settingsStore.shouldRequireTOTP2FAForAccessingWallet;
+      if (useTotp && shouldUseTotp2FAToAccessWallets) {
+        authPageState.close(
+          route: Routes.totpAuthCodePage,
+          arguments: TotpAuthArgumentsModel(
+            isForSetup: false,
+            isClosable: false,
+            onTotpAuthenticationFinished:
+                (bool isAuthenticatedSuccessfully, TotpAuthCodePageState totpAuthPageState) async {
+              if (!isAuthenticatedSuccessfully) {
+                return;
+              }
+              if (appStore.wallet != null) {
+                authStore.allowed();
+                return;
+              }
+
+              totpAuthPageState.changeProcessText('Loading the wallet');
+
+              if (loginError != null) {
+                totpAuthPageState.changeProcessText('ERROR: ${loginError.toString()}');
+              }
+
+              ReactionDisposer? _reaction;
+              _reaction = reaction((_) => appStore.wallet, (Object? _) {
+                _reaction?.reaction.dispose();
+                authStore.allowed();
+              });
+            },
+          ),
+        );
+      } else {
+        // wallet is already loaded:
+        if (appStore.wallet != null) {
+          // goes to the dashboard:
+          authStore.allowed();
+          // trigger any deep links:
+          final linkViewModel = getIt.get<LinkViewModel>();
+          if (linkViewModel.currentLink != null) {
+            linkViewModel.handleLink();
+          }
+          return;
+        }
+
+        // load the wallet:
+
+        authPageState.changeProcessText('Loading the wallet');
+
+        if (loginError != null) {
+          authPageState.changeProcessText('ERROR: ${loginError.toString()}');
+        }
+
+        ReactionDisposer? _reaction;
+        _reaction = reaction((_) => appStore.wallet, (Object? _) {
+          _reaction?.reaction.dispose();
+          authStore.allowed();
+          final linkViewModel = getIt.get<LinkViewModel>();
+          if (linkViewModel.currentLink != null) {
+            linkViewModel.handleLink();
+          }
+        });
+      }
+    });
+  });

  getIt.registerSingleton<BottomSheetService>(BottomSheetServiceImpl());

@ -849,8 +872,10 @@ Future<void> setup({
      tradesStore: getIt.get<TradesStore>(),
      sendViewModel: getIt.get<SendViewModel>()));

-  getIt.registerFactory(
-      () => ExchangePage(getIt.get<ExchangeViewModel>(), getIt.get<AuthService>()));
+  getIt.registerFactoryParam<ExchangePage, PaymentRequest?, void>(
+      (PaymentRequest? paymentRequest, __) {
+    return ExchangePage(getIt.get<ExchangeViewModel>(), getIt.get<AuthService>(), paymentRequest);
+  });

  getIt.registerFactory(() => ExchangeConfirmPage(tradesStore: getIt.get<TradesStore>()));

--- a/lib/main.dart
+++ b/lib/main.dart
@ -7,6 +7,7 @@ import 'package:cake_wallet/locales/locale.dart';
 import 'package:cake_wallet/store/yat/yat_store.dart';
 import 'package:cake_wallet/utils/device_info.dart';
 import 'package:cake_wallet/utils/exception_handler.dart';
+import 'package:cake_wallet/view_model/link_view_model.dart';
 import 'package:cw_core/address_info.dart';
 import 'package:cake_wallet/utils/responsive_layout_util.dart';
 import 'package:cw_core/hive_type_ids.dart';
@ -205,18 +206,20 @@ Future<void> initialSetup(
      nodes: nodes,
      powNodes: powNodes);
  await setup(
-      walletInfoSource: walletInfoSource,
-      nodeSource: nodes,
-      powNodeSource: powNodes,
-      contactSource: contactSource,
-      tradesSource: tradesSource,
-      templates: templates,
-      exchangeTemplates: exchangeTemplates,
-      transactionDescriptionBox: transactionDescriptions,
-      ordersSource: ordersSource,
-      anonpayInvoiceInfoSource: anonpayInvoiceInfo,
-      unspentCoinsInfoSource: unspentCoinsInfoSource,
-      secureStorage: secureStorage);
+    walletInfoSource: walletInfoSource,
+    nodeSource: nodes,
+    powNodeSource: powNodes,
+    contactSource: contactSource,
+    tradesSource: tradesSource,
+    templates: templates,
+    exchangeTemplates: exchangeTemplates,
+    transactionDescriptionBox: transactionDescriptions,
+    ordersSource: ordersSource,
+    anonpayInvoiceInfoSource: anonpayInvoiceInfo,
+    unspentCoinsInfoSource: unspentCoinsInfoSource,
+    secureStorage: secureStorage,
+    navigatorKey: navigatorKey,
+  );
  await bootstrap(navigatorKey);
  monero?.onStartup();
 }
@ -287,6 +290,7 @@ class AppState extends State<App> with SingleTickerProviderStateMixin {
    return Observer(builder: (BuildContext context) {
      final appStore = getIt.get<AppStore>();
      final authService = getIt.get<AuthService>();
+      final linkViewModel = getIt.get<LinkViewModel>();
      final settingsStore = appStore.settingsStore;
      final statusBarColor = Colors.transparent;
      final authenticationStore = getIt.get<AuthenticationStore>();
@ -309,6 +313,7 @@ class AppState extends State<App> with SingleTickerProviderStateMixin {
          authenticationStore: authenticationStore,
          navigatorKey: navigatorKey,
          authService: authService,
+          linkViewModel: linkViewModel,
          child: MaterialApp(
            navigatorObservers: [routeObserver],
            navigatorKey: navigatorKey,
--- a/lib/router.dart
+++ b/lib/router.dart
@ -221,7 +221,8 @@ Route<dynamic> createRoute(RouteSettings settings) {
        return CupertinoPageRoute<void>(
          builder: (_) => getIt.get<SetupPinCodePage>(
            param1: (PinCodeState<PinCodeWidget> context, dynamic _) =>
-                Navigator.of(context.context).pushNamed(Routes.restoreWalletFromHardwareWallet, arguments: false),
+                Navigator.of(context.context)
+                    .pushNamed(Routes.restoreWalletFromHardwareWallet, arguments: false),
          ),
          fullscreenDialog: true,
        );
@ -231,9 +232,9 @@ Route<dynamic> createRoute(RouteSettings settings) {
            builder: (_) => ConnectDevicePage(
                  ConnectDevicePageParams(
                    walletType: availableWalletTypes.first,
-                    onConnectDevice: (BuildContext context, _) =>
-                        Navigator.of(context).pushNamed(Routes.chooseHardwareWalletAccount,
-                            arguments: [availableWalletTypes.first]),
+                    onConnectDevice: (BuildContext context, _) => Navigator.of(context).pushNamed(
+                        Routes.chooseHardwareWalletAccount,
+                        arguments: [availableWalletTypes.first]),
                  ),
                  getIt.get<LedgerViewModel>(),
                ));
@ -243,9 +244,8 @@ Route<dynamic> createRoute(RouteSettings settings) {
                param1: (BuildContext context, WalletType type) {
                  final arguments = ConnectDevicePageParams(
                    walletType: type,
-                    onConnectDevice: (BuildContext context, _) =>
-                        Navigator.of(context).pushNamed(Routes.chooseHardwareWalletAccount,
-                            arguments: [type]),
+                    onConnectDevice: (BuildContext context, _) => Navigator.of(context)
+                        .pushNamed(Routes.chooseHardwareWalletAccount, arguments: [type]),
                  );

                  Navigator.of(context).pushNamed(Routes.connectDevices, arguments: arguments);
@ -308,8 +308,7 @@ Route<dynamic> createRoute(RouteSettings settings) {
    case Routes.bumpFeePage:
      return CupertinoPageRoute<void>(
          fullscreenDialog: true,
-          builder: (_) =>
-              getIt.get<RBFDetailsPage>(param1: settings.arguments as TransactionInfo));
+          builder: (_) => getIt.get<RBFDetailsPage>(param1: settings.arguments as TransactionInfo));

    case Routes.newSubaddress:
      return CupertinoPageRoute<void>(
@ -461,7 +460,9 @@ Route<dynamic> createRoute(RouteSettings settings) {

    case Routes.exchange:
      return CupertinoPageRoute<void>(
-          fullscreenDialog: true, builder: (_) => getIt.get<ExchangePage>());
+        fullscreenDialog: true,
+        builder: (_) => getIt.get<ExchangePage>(param1: settings.arguments as PaymentRequest?),
+      );

    case Routes.exchangeTemplate:
      return CupertinoPageRoute<void>(builder: (_) => getIt.get<ExchangeTemplatePage>());
--- a/lib/src/screens/dashboard/pages/market_place_page.dart
+++ b/lib/src/screens/dashboard/pages/market_place_page.dart
@ -59,12 +59,15 @@ class MarketPlacePage extends StatelessWidget {
                    // ),
                    SizedBox(height: 20),
                    DashBoardRoundedCardWidget(
-                      onTap: () => launchUrl(
-                        Uri.https("buy.cakepay.com"),
-                        mode: LaunchMode.externalApplication,
-                      ),
                      title: S.of(context).cake_pay_web_cards_title,
                      subTitle: S.of(context).cake_pay_web_cards_subtitle,
+                      onTap: () => _launchMarketPlaceUrl("buy.cakepay.com"),
+                    ),
+                    const SizedBox(height: 20),
+                    DashBoardRoundedCardWidget(
+                      title: "NanoGPT",
+                      subTitle: S.of(context).nanogpt_subtitle,
+                      onTap: () => _launchMarketPlaceUrl("cake.nano-gpt.com"),
                    ),
                  ],
                ),
@ -76,6 +79,17 @@ class MarketPlacePage extends StatelessWidget {
    );
  }

+  void _launchMarketPlaceUrl(String url) async {
+    try {
+      launchUrl(
+        Uri.https(url),
+        mode: LaunchMode.externalApplication,
+      );
+    } catch (e) {
+      print(e);
+    }
+  }
+
  // TODO: Remove ionia flow/files if we will discard it
  void _navigatorToGiftCardsPage(BuildContext context) {
    final walletType = dashboardViewModel.type;
--- a/lib/src/screens/exchange/exchange_page.dart
+++ b/lib/src/screens/exchange/exchange_page.dart
@ -10,6 +10,7 @@ import 'package:cake_wallet/src/widgets/add_template_button.dart';
 import 'package:cake_wallet/themes/extensions/send_page_theme.dart';
 import 'package:cake_wallet/themes/theme_base.dart';
 import 'package:cake_wallet/utils/debounce.dart';
+import 'package:cake_wallet/utils/payment_request.dart';
 import 'package:cake_wallet/utils/responsive_layout_util.dart';
 import 'package:cw_core/sync_status.dart';
 import 'package:cw_core/wallet_type.dart';
@ -43,7 +44,7 @@ import 'package:cake_wallet/src/screens/exchange/widgets/present_provider_picker
 import 'package:cake_wallet/src/screens/dashboard/widgets/sync_indicator_icon.dart';

 class ExchangePage extends BasePage {
-  ExchangePage(this.exchangeViewModel, this.authService) {
+  ExchangePage(this.exchangeViewModel, this.authService, this.initialPaymentRequest) {
    depositWalletName = exchangeViewModel.depositCurrency == CryptoCurrency.xmr
        ? exchangeViewModel.wallet.name
        : null;
@ -54,6 +55,7 @@ class ExchangePage extends BasePage {

  final ExchangeViewModel exchangeViewModel;
  final AuthService authService;
+  final PaymentRequest? initialPaymentRequest;
  final depositKey = GlobalKey<ExchangeCardState>();
  final receiveKey = GlobalKey<ExchangeCardState>();
  final _formKey = GlobalKey<FormState>();
@ -543,6 +545,12 @@ class ExchangePage extends BasePage {
      //   amount: depositAmountController.text);
    });

+    if (initialPaymentRequest != null) {
+      exchangeViewModel.receiveCurrency = CryptoCurrency.fromString(initialPaymentRequest!.scheme);
+      exchangeViewModel.depositAmount = initialPaymentRequest!.amount;
+      exchangeViewModel.receiveAddress = initialPaymentRequest!.address;
+    }
+
    _isReactionsSet = true;
  }

--- a/lib/src/screens/root/root.dart
+++ b/lib/src/screens/root/root.dart
@ -5,6 +5,7 @@ import 'package:cake_wallet/generated/i18n.dart';
 import 'package:cake_wallet/reactions/wallet_connect.dart';
 import 'package:cake_wallet/utils/device_info.dart';
 import 'package:cake_wallet/utils/payment_request.dart';
+import 'package:cake_wallet/view_model/link_view_model.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:flutter/material.dart';
 import 'package:cake_wallet/routes.dart';
@ -25,6 +26,7 @@ class Root extends StatefulWidget {
    required this.child,
    required this.navigatorKey,
    required this.authService,
+    required this.linkViewModel,
  }) : super(key: key);

  final AuthenticationStore authenticationStore;
@ -32,6 +34,7 @@ class Root extends StatefulWidget {
  final GlobalKey<NavigatorState> navigatorKey;
  final AuthService authService;
  final Widget child;
+  final LinkViewModel linkViewModel;

  @override
  RootState createState() => RootState();
@ -53,7 +56,6 @@ class RootState extends State<Root> with WidgetsBindingObserver {
  StreamSubscription<Uri?>? stream;
  ReactionDisposer? _walletReactionDisposer;
  ReactionDisposer? _deepLinksReactionDisposer;
-  Uri? launchUri;

  @override
  void initState() {
@ -98,7 +100,7 @@ class RootState extends State<Root> with WidgetsBindingObserver {
  void handleDeepLinking(Uri? uri) async {
    if (uri == null || !mounted) return;

-    launchUri = uri;
+    widget.linkViewModel.currentLink = uri;

    bool requireAuth = await widget.authService.requireAuth();

@ -112,7 +114,7 @@ class RootState extends State<Root> with WidgetsBindingObserver {
      (AuthenticationState state) {
        if (state == AuthenticationState.allowed) {
          if (widget.appStore.wallet == null) {
-            waitForWalletInstance(context, launchUri!);
+            waitForWalletInstance(context);
          } else {
            _navigateToDeepLinkScreen();
          }
@ -150,6 +152,8 @@ class RootState extends State<Root> with WidgetsBindingObserver {

  @override
  Widget build(BuildContext context) {
+    // this only happens when the app has been in the background for some time
+    // this does NOT trigger when the app is started from the "closed" state!
    if (_isInactive && !_postFrameCallback && _requestAuth) {
      _postFrameCallback = true;
      WidgetsBinding.instance.addPostFrameCallback((_) {
@ -158,40 +162,38 @@ class RootState extends State<Root> with WidgetsBindingObserver {
          arguments: (bool isAuthenticatedSuccessfully, AuthPageState auth) {
            if (!isAuthenticatedSuccessfully) {
              return;
+            }
+            final useTotp = widget.appStore.settingsStore.useTOTP2FA;
+            final shouldUseTotp2FAToAccessWallets =
+                widget.appStore.settingsStore.shouldRequireTOTP2FAForAccessingWallet;
+            if (useTotp && shouldUseTotp2FAToAccessWallets) {
+              _reset();
+              auth.close(
+                route: Routes.totpAuthCodePage,
+                arguments: TotpAuthArgumentsModel(
+                  onTotpAuthenticationFinished:
+                      (bool isAuthenticatedSuccessfully, TotpAuthCodePageState totpAuth) {
+                    if (!isAuthenticatedSuccessfully) {
+                      return;
+                    }
+                    _reset();
+                    totpAuth.close(
+                      route: widget.linkViewModel.getRouteToGo(),
+                      arguments: widget.linkViewModel.getRouteArgs(),
+                    );
+                    widget.linkViewModel.currentLink = null;
+                  },
+                  isForSetup: false,
+                  isClosable: false,
+                ),
+              );
            } else {
-              final useTotp = widget.appStore.settingsStore.useTOTP2FA;
-              final shouldUseTotp2FAToAccessWallets =
-                  widget.appStore.settingsStore.shouldRequireTOTP2FAForAccessingWallet;
-              if (useTotp && shouldUseTotp2FAToAccessWallets) {
-                _reset();
-                auth.close(
-                  route: Routes.totpAuthCodePage,
-                  arguments: TotpAuthArgumentsModel(
-                    onTotpAuthenticationFinished:
-                        (bool isAuthenticatedSuccessfully, TotpAuthCodePageState totpAuth) {
-                      if (!isAuthenticatedSuccessfully) {
-                        return;
-                      }
-                      _reset();
-                      totpAuth.close(
-                        route: _getRouteToGo(),
-                        arguments:
-                            isWalletConnectLink ? launchUri : PaymentRequest.fromUri(launchUri),
-                      );
-                      launchUri = null;
-                    },
-                    isForSetup: false,
-                    isClosable: false,
-                  ),
-                );
-              } else {
-                _reset();
-                auth.close(
-                  route: _getRouteToGo(),
-                  arguments: isWalletConnectLink ? launchUri : PaymentRequest.fromUri(launchUri),
-                );
-                launchUri = null;
-              }
+              _reset();
+              auth.close(
+                route: widget.linkViewModel.getRouteToGo(),
+                arguments: widget.linkViewModel.getRouteArgs(),
+              );
+              widget.linkViewModel.currentLink = null;
            }
          },
        );
@ -216,36 +218,7 @@ class RootState extends State<Root> with WidgetsBindingObserver {
    _isInactiveController.add(value);
  }

-  bool _isValidPaymentUri() => launchUri?.path.isNotEmpty ?? false;
-
-  bool get isWalletConnectLink => launchUri?.authority == 'wc';
-
-  String? _getRouteToGo() {
-    if (isWalletConnectLink) {
-      if (isEVMCompatibleChain(widget.appStore.wallet!.type)) {
-        _nonETHWalletErrorToast(S.current.switchToEVMCompatibleWallet);
-        return null;
-      }
-      return Routes.walletConnectConnectionsListing;
-    } else if (_isValidPaymentUri()) {
-      return Routes.send;
-    } else {
-      return null;
-    }
-  }
-
-  Future<void> _nonETHWalletErrorToast(String message) async {
-    Fluttertoast.showToast(
-      msg: message,
-      toastLength: Toast.LENGTH_LONG,
-      gravity: ToastGravity.SNACKBAR,
-      backgroundColor: Colors.black,
-      textColor: Colors.white,
-      fontSize: 16.0,
-    );
-  }
-
-  void waitForWalletInstance(BuildContext context, Uri tempLaunchUri) {
+  void waitForWalletInstance(BuildContext context) {
    WidgetsBinding.instance.addPostFrameCallback((_) {
      if (context.mounted) {
        _walletReactionDisposer = reaction(
@ -263,14 +236,6 @@ class RootState extends State<Root> with WidgetsBindingObserver {
  }

  void _navigateToDeepLinkScreen() {
-    if (_getRouteToGo() != null) {
-      WidgetsBinding.instance.addPostFrameCallback((_) {
-        widget.navigatorKey.currentState?.pushNamed(
-          _getRouteToGo()!,
-          arguments: isWalletConnectLink ? launchUri : PaymentRequest.fromUri(launchUri),
-        );
-        launchUri = null;
-      });
-    }
+    widget.linkViewModel.handleLink();
  }
 }
--- a/lib/src/screens/send/send_page.dart
+++ b/lib/src/screens/send/send_page.dart
@ -35,6 +35,8 @@ import 'package:flutter/material.dart';
 import 'package:flutter_mobx/flutter_mobx.dart';
 import 'package:mobx/mobx.dart';
 import 'package:smooth_page_indicator/smooth_page_indicator.dart';
+import 'package:cw_core/crypto_currency.dart';
+import 'package:url_launcher/url_launcher.dart';

 class SendPage extends BasePage {
  SendPage({
@ -420,12 +422,10 @@ class SendPage extends BasePage {
    }

    reaction((_) => sendViewModel.state, (ExecutionState state) {
-
      if (dialogContext != null && dialogContext?.mounted == true) {
        Navigator.of(dialogContext!).pop();
      }

-
      if (state is FailureState) {
        WidgetsBinding.instance.addPostFrameCallback((_) {
          showPopUp<void>(
@ -460,10 +460,10 @@ class SendPage extends BasePage {
                      outputs: sendViewModel.outputs,
                      rightButtonText: S.of(_dialogContext).send,
                      leftButtonText: S.of(_dialogContext).cancel,
-                      actionRightButton: () {
+                      actionRightButton: () async {
                        Navigator.of(_dialogContext).pop();
                        sendViewModel.commitTransaction();
-                        showPopUp<void>(
+                        await showPopUp<void>(
                            context: context,
                            builder: (BuildContext _dialogContext) {
                              return Observer(builder: (_) {
@ -481,12 +481,14 @@ class SendPage extends BasePage {
                                      sendViewModel.selectedCryptoCurrency.toString());

                                  final waitMessage = sendViewModel.walletType == WalletType.solana
-                                      ? '. ${S.of(_dialogContext).waitFewSecondForTxUpdate}' : '';
+                                      ? '. ${S.of(_dialogContext).waitFewSecondForTxUpdate}'
+                                      : '';

                                  final newContactMessage = newContactAddress != null
-                                      ? '\n${S.of(_dialogContext).add_contact_to_address_book}' : '';
+                                      ? '\n${S.of(_dialogContext).add_contact_to_address_book}'
+                                      : '';

-                                  final alertContent =
+                                  String alertContent =
                                      "$successMessage$waitMessage$newContactMessage";

                                  if (newContactAddress != null) {
@ -509,6 +511,10 @@ class SendPage extends BasePage {
                                          newContactAddress = null;
                                        });
                                  } else {
+                                    if (initialPaymentRequest?.callbackMessage?.isNotEmpty ??
+                                        false) {
+                                      alertContent = initialPaymentRequest!.callbackMessage!;
+                                    }
                                    return AlertWithOneAction(
                                        alertTitle: '',
                                        alertContent: alertContent,
@ -523,6 +529,20 @@ class SendPage extends BasePage {
                                return Offstage();
                              });
                            });
+                        if (state is TransactionCommitted) {
+                          if (initialPaymentRequest?.callbackUrl?.isNotEmpty ?? false) {
+                            // wait a second so it's not as jarring:
+                            await Future.delayed(Duration(seconds: 1));
+                            try {
+                              launchUrl(
+                                Uri.parse(initialPaymentRequest!.callbackUrl!),
+                                mode: LaunchMode.externalApplication,
+                              );
+                            } catch (e) {
+                              print(e);
+                            }
+                          }
+                        }
                      },
                      actionLeftButton: () => Navigator.of(_dialogContext).pop());
                });
--- a/lib/utils/payment_request.dart
+++ b/lib/utils/payment_request.dart
@ -1,19 +1,29 @@
+import 'package:cake_wallet/generated/i18n.dart';
 import 'package:cake_wallet/nano/nano.dart';

 class PaymentRequest {
-  PaymentRequest(this.address, this.amount, this.note, this.scheme);
+  PaymentRequest(this.address, this.amount, this.note, this.scheme, {this.callbackUrl, this.callbackMessage});

  factory PaymentRequest.fromUri(Uri? uri) {
    var address = "";
    var amount = "";
    var note = "";
    var scheme = "";
+    String? callbackUrl;
+    String? callbackMessage;

    if (uri != null) {
-      address = uri.path;
+      address = uri.queryParameters['address'] ?? uri.path;
      amount = uri.queryParameters['tx_amount'] ?? uri.queryParameters['amount'] ?? "";
      note = uri.queryParameters['tx_description'] ?? uri.queryParameters['message'] ?? "";
      scheme = uri.scheme;
+      callbackUrl = uri.queryParameters['callback'];
+      callbackMessage = uri.queryParameters['callbackMessage'];
+    }
+
+    if (scheme == "nano-gpt") {
+      // treat as nano so filling out the address works:
+      scheme = "nano";
    }

    if (nano != null) {
@ -26,11 +36,20 @@ class PaymentRequest {
      }
    }

-    return PaymentRequest(address, amount, note, scheme);
+    return PaymentRequest(
+      address,
+      amount,
+      note,
+      scheme,
+      callbackUrl: callbackUrl,
+      callbackMessage: callbackMessage,
+    );
  }

  final String address;
  final String amount;
  final String note;
  final String scheme;
+  final String? callbackUrl;
+  final String? callbackMessage;
 }
--- a/lib/view_model/link_view_model.dart
+++ b/lib/view_model/link_view_model.dart
@ -0,0 +1,118 @@
+import 'package:cake_wallet/generated/i18n.dart';
+import 'package:cake_wallet/reactions/wallet_connect.dart';
+import 'package:cake_wallet/routes.dart';
+import 'package:cake_wallet/store/app_store.dart';
+import 'package:cake_wallet/store/authentication_store.dart';
+import 'package:cake_wallet/store/settings_store.dart';
+import 'package:cake_wallet/utils/payment_request.dart';
+import 'package:flutter/material.dart';
+import 'package:fluttertoast/fluttertoast.dart';
+import 'package:mobx/mobx.dart';
+
+part 'link_view_model.g.dart';
+
+class LinkViewModel = LinkViewModelBase with _$LinkViewModel;
+
+abstract class LinkViewModelBase with Store {
+  LinkViewModelBase({
+    required this.settingsStore,
+    required this.appStore,
+    required this.authenticationStore,
+    required this.navigatorKey,
+  }) {}
+
+  final SettingsStore settingsStore;
+  final AppStore appStore;
+  final AuthenticationStore authenticationStore;
+  final GlobalKey<NavigatorState> navigatorKey;
+  Uri? currentLink;
+
+  bool get _isValidPaymentUri => currentLink?.path.isNotEmpty ?? false;
+  bool get isWalletConnectLink => currentLink?.authority == 'wc';
+  bool get isNanoGptLink => currentLink?.scheme == 'nano-gpt';
+
+  String? getRouteToGo() {
+    if (isWalletConnectLink) {
+      if (!isEVMCompatibleChain(appStore.wallet!.type)) {
+        _errorToast(S.current.switchToEVMCompatibleWallet);
+        return null;
+      }
+      return Routes.walletConnectConnectionsListing;
+    }
+
+    if (authenticationStore.state == AuthenticationState.uninitialized) {
+      return null;
+    }
+
+    if (isNanoGptLink) {
+      switch (currentLink?.authority ?? '') {
+        case "exchange":
+          return Routes.exchange;
+        case "send":
+          return Routes.send;
+        case "buy":
+          return Routes.buySellPage;
+      }
+    }
+
+    if (_isValidPaymentUri) {
+      return Routes.send;
+    }
+
+    return null;
+  }
+
+  dynamic getRouteArgs() {
+    if (isWalletConnectLink) {
+      return currentLink;
+    }
+
+    if (isNanoGptLink) {
+      switch (currentLink?.authority ?? '') {
+        case "exchange":
+        case "send":
+          return PaymentRequest.fromUri(currentLink);
+        case "buy":
+          return true;
+      }
+    }
+
+    if (_isValidPaymentUri) {
+      return PaymentRequest.fromUri(currentLink);
+    }
+
+    return null;
+  }
+
+  Future<void> _errorToast(String message, {double fontSize = 16}) async {
+    Fluttertoast.showToast(
+      msg: message,
+      toastLength: Toast.LENGTH_LONG,
+      gravity: ToastGravity.SNACKBAR,
+      backgroundColor: Colors.black,
+      textColor: Colors.white,
+      fontSize: fontSize,
+    );
+  }
+
+  Future<void> handleLink() async {
+    String? route = getRouteToGo();
+    dynamic args = getRouteArgs();
+    if (route != null) {
+      if (appStore.wallet == null) {
+        return;
+      }
+
+      if (isNanoGptLink) {
+        if (route == Routes.buySellPage || route == Routes.exchange) {
+          await _errorToast(S.current.nano_gpt_thanks_message, fontSize: 14);
+        }
+      }
+      currentLink = null;
+      navigatorKey.currentState?.pushNamed(
+        route,
+        arguments: args,
+      );
+    }
+  }
+}
--- a/res/values/strings_ar.arb
+++ b/res/values/strings_ar.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "يجب أن تكون قيمة المبلغ أكبر من أو تساوي ${minAmount} ${fiatCurrency}",
  "more_options": "المزيد من الخيارات",
  "name": "ﻢﺳﺍ",
+  "nano_gpt_thanks_message": "شكرا لاستخدام nanogpt! تذكر أن تعود إلى المتصفح بعد اكتمال معاملتك!",
+  "nanogpt_subtitle": "جميع النماذج الأحدث (GPT-4 ، Claude). \\ nno اشتراك ، ادفع مع Crypto.",
  "nano_current_rep": "الممثل الحالي",
  "nano_pick_new_rep": "اختر ممثلًا جديدًا",
  "narrow": "ضيق",
--- a/res/values/strings_bg.arb
+++ b/res/values/strings_bg.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Сумата трябва да бъде най-малко ${minAmount} ${fiatCurrency}",
  "more_options": "Още настройки",
  "name": "Име",
+  "nano_gpt_thanks_message": "Благодаря, че използвахте Nanogpt! Не забравяйте да се върнете обратно към браузъра, след като транзакцията ви приключи!",
+  "nanogpt_subtitle": "Всички най-нови модели (GPT-4, Claude). \\ Nno абонамент, платете с Crypto.",
  "nano_current_rep": "Настоящ представител",
  "nano_pick_new_rep": "Изберете нов представител",
  "narrow": "Тесен",
--- a/res/values/strings_cs.arb
+++ b/res/values/strings_cs.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Částka musí být větší nebo rovna ${minAmount} ${fiatCurrency}",
  "more_options": "Více možností",
  "name": "název",
+  "nano_gpt_thanks_message": "Děkujeme za používání Nanogpt! Nezapomeňte se po dokončení transakce vydat zpět do prohlížeče!",
+  "nanogpt_subtitle": "Všechny nejnovější modely (GPT-4, Claude). \\ Nno předplatné, plaťte krypto.",
  "nano_current_rep": "Současný zástupce",
  "nano_pick_new_rep": "Vyberte nového zástupce",
  "narrow": "Úzký",
--- a/res/values/strings_de.arb
+++ b/res/values/strings_de.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Der Wert des Betrags muss größer oder gleich ${minAmount} ${fiatCurrency} sein",
  "more_options": "Weitere Optionen",
  "name": "Name",
+  "nano_gpt_thanks_message": "Danke, dass du Nanogpt benutzt hast! Denken Sie daran, nach Abschluss Ihrer Transaktion zurück zum Browser zu gehen!",
+  "nanogpt_subtitle": "Alle neuesten Modelle (GPT-4, Claude).",
  "nano_current_rep": "Aktueller Vertreter",
  "nano_pick_new_rep": "Wählen Sie einen neuen Vertreter aus",
  "narrow": "Eng",
--- a/res/values/strings_en.arb
+++ b/res/values/strings_en.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Value of the amount must be more or equal to ${minAmount} ${fiatCurrency}",
  "more_options": "More Options",
  "name": "Name",
+  "nano_gpt_thanks_message": "Thanks for using NanoGPT! Remember to head back to the browser after your transaction completes!",
+  "nanogpt_subtitle": "All the newest models (GPT-4, Claude).\\nNo subscription, pay with crypto.",
  "nano_current_rep": "Current Representative",
  "nano_pick_new_rep": "Pick a new representative",
  "narrow": "Narrow",
--- a/res/values/strings_es.arb
+++ b/res/values/strings_es.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "El valor de la cantidad debe ser mayor o igual a ${minAmount} ${fiatCurrency}",
  "more_options": "Más Opciones",
  "name": "Nombre",
+  "nano_gpt_thanks_message": "¡Gracias por usar nanogpt! ¡Recuerde regresar al navegador después de que se complete su transacción!",
+  "nanogpt_subtitle": "Todos los modelos más nuevos (GPT-4, Claude). \\ Nno suscripción, pague con cripto.",
  "nano_current_rep": "Representante actual",
  "nano_pick_new_rep": "Elija un nuevo representante",
  "narrow": "Angosto",
--- a/res/values/strings_fr.arb
+++ b/res/values/strings_fr.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Le montant doit être au moins égal à ${minAmount} ${fiatCurrency}",
  "more_options": "Plus d'options",
  "name": "Nom",
+  "nano_gpt_thanks_message": "Merci d'avoir utilisé Nanogpt! N'oubliez pas de retourner au navigateur une fois votre transaction terminée!",
+  "nanogpt_subtitle": "Tous les modèles les plus récents (GPT-4, Claude). \\ NNO abonnement, payez avec crypto.",
  "nano_current_rep": "Représentant actuel",
  "nano_pick_new_rep": "Choisissez un nouveau représentant",
  "narrow": "Étroit",
--- a/res/values/strings_ha.arb
+++ b/res/values/strings_ha.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Darajar adadin dole ne ya zama fiye ko daidai da ${minAmount} ${fiatCurrency}",
  "more_options": "Ƙarin Zaɓuɓɓuka",
  "name": "Suna",
+  "nano_gpt_thanks_message": "Na gode da amfani da Nanogpt! Ka tuna da komawa zuwa mai bincike bayan ma'amalar ka ta cika!",
+  "nanogpt_subtitle": "Duk sabbin samfuran (GPT-4, CLODE). \\ NNO biyan kuɗi, biya tare da crypto.",
  "nano_current_rep": "Wakilin Yanzu",
  "nano_pick_new_rep": "Dauki sabon wakili",
  "narrow": "kunkuntar",
--- a/res/values/strings_hi.arb
+++ b/res/values/strings_hi.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "राशि का मूल्य अधिक है या करने के लिए बराबर होना चाहिए ${minAmount} ${fiatCurrency}",
  "more_options": "और विकल्प",
  "name": "नाम",
+  "nano_gpt_thanks_message": "Nanogpt का उपयोग करने के लिए धन्यवाद! अपने लेन -देन के पूरा होने के बाद ब्राउज़र पर वापस जाना याद रखें!",
+  "nanogpt_subtitle": "सभी नवीनतम मॉडल (GPT-4, क्लाउड)। \\ nno सदस्यता, क्रिप्टो के साथ भुगतान करें।",
  "nano_current_rep": "वर्तमान प्रतिनिधि",
  "nano_pick_new_rep": "एक नया प्रतिनिधि चुनें",
  "narrow": "सँकरा",
--- a/res/values/strings_hr.arb
+++ b/res/values/strings_hr.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Vrijednost iznosa mora biti veća ili jednaka ${minAmount} ${fiatCurrency}",
  "more_options": "Više opcija",
  "name": "Ime",
+  "nano_gpt_thanks_message": "Hvala što ste koristili nanogpt! Ne zaboravite da se vratite u preglednik nakon što vam se transakcija završi!",
+  "nanogpt_subtitle": "Svi najnoviji modeli (GPT-4, Claude). \\ NNO pretplata, plaćajte kripto.",
  "nano_current_rep": "Trenutni predstavnik",
  "nano_pick_new_rep": "Odaberite novog predstavnika",
  "narrow": "Usko",
--- a/res/values/strings_id.arb
+++ b/res/values/strings_id.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Nilai jumlah harus lebih atau sama dengan ${minAmount} ${fiatCurrency}",
  "more_options": "Opsi Lainnya",
  "name": "Nama",
+  "nano_gpt_thanks_message": "Terima kasih telah menggunakan Nanogpt! Ingatlah untuk kembali ke browser setelah transaksi Anda selesai!",
+  "nanogpt_subtitle": "Semua model terbaru (GPT-4, Claude). \\ Nno langganan, bayar dengan crypto.",
  "nano_current_rep": "Perwakilan saat ini",
  "nano_pick_new_rep": "Pilih perwakilan baru",
  "narrow": "Sempit",
--- a/res/values/strings_it.arb
+++ b/res/values/strings_it.arb
@ -367,6 +367,8 @@
  "moonpay_alert_text": "Il valore dell'importo deve essere maggiore o uguale a ${minAmount} ${fiatCurrency}",
  "more_options": "Altre opzioni",
  "name": "Nome",
+  "nano_gpt_thanks_message": "Grazie per aver usato il nanogpt! Ricorda di tornare al browser dopo il completamento della transazione!",
+  "nanogpt_subtitle": "Tutti i modelli più recenti (GPT-4, Claude). Abbonamento nno, paga con cripto.",
  "nano_current_rep": "Rappresentante attuale",
  "nano_pick_new_rep": "Scegli un nuovo rappresentante",
  "narrow": "Stretto",
--- a/res/values/strings_ja.arb
+++ b/res/values/strings_ja.arb
@ -367,6 +367,8 @@
  "moonpay_alert_text": "金額の値は以上でなければなりません ${minAmount} ${fiatCurrency}",
  "more_options": "その他のオプション",
  "name": "名前",
+  "nano_gpt_thanks_message": "NanoGptを使用してくれてありがとう！トランザクションが完了したら、ブラウザに戻ることを忘れないでください！",
+  "nanogpt_subtitle": "すべての最新モデル（GPT-4、Claude）。\\ nnoサブスクリプション、暗号で支払います。",
  "nano_current_rep": "現在の代表",
  "nano_pick_new_rep": "新しい代表者を選びます",
  "narrow": "狭い",
--- a/res/values/strings_ko.arb
+++ b/res/values/strings_ko.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "금액은 다음보다 크거나 같아야합니다 ${minAmount} ${fiatCurrency}",
  "more_options": "추가 옵션",
  "name": "이름",
+  "nano_gpt_thanks_message": "Nanogpt를 사용해 주셔서 감사합니다! 거래가 완료된 후 브라우저로 돌아가는 것을 잊지 마십시오!",
+  "nanogpt_subtitle": "모든 최신 모델 (GPT-4, Claude). \\ nno 구독, Crypto로 지불하십시오.",
  "nano_current_rep": "현재 대표",
  "nano_pick_new_rep": "새로운 담당자를 선택하십시오",
  "narrow": "좁은",
--- a/res/values/strings_my.arb
+++ b/res/values/strings_my.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "ပမာဏ၏တန်ဖိုးသည် ${minAmount} ${fiatCurrency} နှင့် ပိုနေရမည်",
  "more_options": "နောက်ထပ် ရွေးချယ်စရာများ",
  "name": "နာမည်",
+  "nano_gpt_thanks_message": "nanogpt ကိုသုံးပြီးကျေးဇူးတင်ပါတယ် သင်၏ငွေပေးငွေယူပြီးနောက် browser သို့ပြန်သွားရန်သတိရပါ။",
+  "nanogpt_subtitle": "အားလုံးနောက်ဆုံးပေါ်မော်ဒယ်များ (GPT-4, Claude) ။ \\ nno subscription, crypto နှင့်အတူပေးဆောင်။",
  "nano_current_rep": "လက်ရှိကိုယ်စားလှယ်",
  "nano_pick_new_rep": "အသစ်တစ်ခုကိုရွေးပါ",
  "narrow": "ကျဉ်းသော",
--- a/res/values/strings_nl.arb
+++ b/res/values/strings_nl.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Waarde van het bedrag moet meer of gelijk zijn aan ${minAmount} ${fiatCurrency}",
  "more_options": "Meer opties",
  "name": "Naam",
+  "nano_gpt_thanks_message": "Bedankt voor het gebruik van Nanogpt! Vergeet niet om terug te gaan naar de browser nadat uw transactie is voltooid!",
+  "nanogpt_subtitle": "Alle nieuwste modellen (GPT-4, Claude). \\ Nno-abonnement, betalen met crypto.",
  "nano_current_rep": "Huidige vertegenwoordiger",
  "nano_pick_new_rep": "Kies een nieuwe vertegenwoordiger",
  "narrow": "Smal",
--- a/res/values/strings_pl.arb
+++ b/res/values/strings_pl.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Wartość kwoty musi być większa lub równa ${minAmount} ${fiatCurrency}",
  "more_options": "Więcej opcji",
  "name": "Nazwa",
+  "nano_gpt_thanks_message": "Dzięki za użycie Nanogpt! Pamiętaj, aby wrócić do przeglądarki po zakończeniu transakcji!",
+  "nanogpt_subtitle": "Wszystkie najnowsze modele (GPT-4, Claude). \\ Nno subskrypcja, płacą za pomocą kryptografii.",
  "nano_current_rep": "Obecny przedstawiciel",
  "nano_pick_new_rep": "Wybierz nowego przedstawiciela",
  "narrow": "Wąski",
--- a/res/values/strings_pt.arb
+++ b/res/values/strings_pt.arb
@ -367,6 +367,8 @@
  "moonpay_alert_text": "O valor do montante deve ser maior ou igual a ${minAmount} ${fiatCurrency}",
  "more_options": "Mais opções",
  "name": "Nome",
+  "nano_gpt_thanks_message": "Obrigado por usar o Nanogpt! Lembre -se de voltar para o navegador após a conclusão da transação!",
+  "nanogpt_subtitle": "Todos os modelos mais recentes (GPT-4, Claude). \\ Nno assinatura, pagam com criptografia.",
  "nano_current_rep": "Representante atual",
  "nano_pick_new_rep": "Escolha um novo representante",
  "narrow": "Estreito",
--- a/res/values/strings_ru.arb
+++ b/res/values/strings_ru.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Сумма должна быть больше или равна ${minAmount} ${fiatCurrency}",
  "more_options": "Дополнительные параметры",
  "name": "Имя",
+  "nano_gpt_thanks_message": "Спасибо за использование Nanogpt! Не забудьте вернуться в браузер после завершения транзакции!",
+  "nanogpt_subtitle": "Все новейшие модели (GPT-4, Claude). \\ Nno Подписка, платите с крипто.",
  "nano_current_rep": "Нынешний представитель",
  "nano_pick_new_rep": "Выберите нового представителя",
  "narrow": "Узкий",
--- a/res/values/strings_th.arb
+++ b/res/values/strings_th.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "มูลค่าของจำนวนต้องมากกว่าหรือเท่ากับ ${minAmount} ${fiatCurrency}",
  "more_options": "ตัวเลือกเพิ่มเติม",
  "name": "ชื่อ",
+  "nano_gpt_thanks_message": "ขอบคุณที่ใช้ Nanogpt! อย่าลืมกลับไปที่เบราว์เซอร์หลังจากการทำธุรกรรมของคุณเสร็จสิ้น!",
+  "nanogpt_subtitle": "รุ่นใหม่ล่าสุดทั้งหมด (GPT-4, Claude). การสมัครสมาชิก \\ nno, จ่ายด้วย crypto",
  "nano_current_rep": "ตัวแทนปัจจุบัน",
  "nano_pick_new_rep": "เลือกตัวแทนใหม่",
  "narrow": "แคบ",
--- a/res/values/strings_tl.arb
+++ b/res/values/strings_tl.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Ang halaga ng halaga ay dapat na higit pa o katumbas ng ${minAmount} ${fiatCurrency}",
  "more_options": "Higit pang mga pagpipilian",
  "name": "Pangalan",
+  "nano_gpt_thanks_message": "Salamat sa paggamit ng nanogpt! Tandaan na bumalik sa browser matapos makumpleto ang iyong transaksyon!",
+  "nanogpt_subtitle": "Ang lahat ng mga pinakabagong modelo (GPT-4, Claude). \\ Nno subscription, magbayad gamit ang crypto.",
  "nano_current_rep": "Kasalukuyang kinatawan",
  "nano_pick_new_rep": "Pumili ng isang bagong kinatawan",
  "narrow": "Makitid",
--- a/res/values/strings_tr.arb
+++ b/res/values/strings_tr.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Tutar ${minAmount} ${fiatCurrency} miktarına eşit veya daha fazla olmalıdır",
  "more_options": "Daha Fazla Seçenek",
  "name": "İsim",
+  "nano_gpt_thanks_message": "Nanogpt kullandığınız için teşekkürler! İşleminiz tamamlandıktan sonra tarayıcıya geri dönmeyi unutmayın!",
+  "nanogpt_subtitle": "En yeni modeller (GPT-4, Claude). \\ Nno aboneliği, kripto ile ödeme yapın.",
  "nano_current_rep": "Mevcut temsilci",
  "nano_pick_new_rep": "Yeni bir temsilci seçin",
  "narrow": "Dar",
--- a/res/values/strings_uk.arb
+++ b/res/values/strings_uk.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "Значення суми має бути більшим або дорівнювати ${minAmount} ${fiatCurrency}",
  "more_options": "Більше параметрів",
  "name": "Ім'я",
+  "nano_gpt_thanks_message": "Дякуємо за використання наногпта! Не забудьте повернутися до браузера після завершення транзакції!",
+  "nanogpt_subtitle": "Усі найновіші моделі (GPT-4, Claude). \\ Nno підписка, оплата криптовалютою.",
  "nano_current_rep": "Поточний представник",
  "nano_pick_new_rep": "Виберіть нового представника",
  "narrow": "вузькі",
--- a/res/values/strings_ur.arb
+++ b/res/values/strings_ur.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "رقم کی قدر ${minAmount} ${fiatCurrency} کے برابر یا زیادہ ہونی چاہیے۔",
  "more_options": "مزید زرائے",
  "name": "ﻡﺎﻧ",
+  "nano_gpt_thanks_message": "نانوگپٹ استعمال کرنے کا شکریہ! اپنے لین دین کی تکمیل کے بعد براؤزر کی طرف واپس جانا یاد رکھیں!",
+  "nanogpt_subtitle": "تمام تازہ ترین ماڈل (GPT-4 ، کلاڈ)۔ n n no سبسکرپشن ، کریپٹو کے ساتھ ادائیگی کریں۔",
  "nano_current_rep": "موجودہ نمائندہ",
  "nano_pick_new_rep": "ایک نیا نمائندہ منتخب کریں",
  "narrow": "تنگ",
--- a/res/values/strings_yo.arb
+++ b/res/values/strings_yo.arb
@ -367,6 +367,8 @@
  "moonpay_alert_text": "Iye owó kò gbọ́dọ̀ kéré ju ${minAmount} ${fiatCurrency}",
  "more_options": "Ìyàn àfikún",
  "name": "Oruko",
+  "nano_gpt_thanks_message": "O ṣeun fun lilo Nonnogt! Ranti lati tẹle pada si ẹrọ lilọ kiri ayelujara lẹhin iṣowo rẹ pari!",
+  "nanogpt_subtitle": "Gbogbo awọn awoṣe tuntun (GPT-4, Claude). \\ Nno alabapin kan, sanwo pẹlu Crypto.",
  "nano_current_rep": "Aṣoju lọwọlọwọ",
  "nano_pick_new_rep": "Mu aṣoju tuntun kan",
  "narrow": "Taara",
--- a/res/values/strings_zh.arb
+++ b/res/values/strings_zh.arb
@ -366,6 +366,8 @@
  "moonpay_alert_text": "金额的价值必须大于或等于 ${minAmount} ${fiatCurrency}",
  "more_options": "更多选项",
  "name": "姓名",
+  "nano_gpt_thanks_message": "感谢您使用Nanogpt！事务完成后，请记住回到浏览器！",
+  "nanogpt_subtitle": "所有最新型号（GPT-4，Claude）。\\ nno订阅，用加密货币付款。",
  "nano_current_rep": "当前代表",
  "nano_pick_new_rep": "选择新代表",
  "narrow": "狭窄的",
--- a/tool/generate_secrets_config.dart
+++ b/tool/generate_secrets_config.dart
@ -6,6 +6,7 @@ import 'utils/utils.dart';
 const configPath = 'tool/.secrets-config.json';
 const evmChainsConfigPath = 'tool/.evm-secrets-config.json';
 const solanaConfigPath = 'tool/.solana-secrets-config.json';
+const nanoConfigPath = 'tool/.nano-secrets-config.json';
 const tronConfigPath = 'tool/.tron-secrets-config.json';

 Future<void> main(List<String> args) async => generateSecretsConfig(args);
@ -21,6 +22,7 @@ Future<void> generateSecretsConfig(List<String> args) async {
  final configFile = File(configPath);
  final evmChainsConfigFile = File(evmChainsConfigPath);
  final solanaConfigFile = File(solanaConfigPath);
+  final nanoConfigFile = File(nanoConfigPath);
  final tronConfigFile = File(tronConfigPath);

  final secrets = <String, dynamic>{};
@ -42,45 +44,48 @@ Future<void> generateSecretsConfig(List<String> args) async {
    }
  }

+  // base:
  SecretKey.base.forEach((sec) {
    if (secrets[sec.name] != null) {
      return;
    }
-
    secrets[sec.name] = sec.generate();
  });
-
  var secretsJson = JsonEncoder.withIndent(' ').convert(secrets);
  await configFile.writeAsString(secretsJson);
-
  secrets.clear();

+  // evm chains:
  SecretKey.evmChainsSecrets.forEach((sec) {
    if (secrets[sec.name] != null) {
      return;
    }
-
    secrets[sec.name] = sec.generate();
  });
-
  secretsJson = JsonEncoder.withIndent(' ').convert(secrets);
-
  await evmChainsConfigFile.writeAsString(secretsJson);
-
  secrets.clear();

+  // solana:
  SecretKey.solanaSecrets.forEach((sec) {
    if (secrets[sec.name] != null) {
      return;
    }
-
    secrets[sec.name] = sec.generate();
  });
-
  secretsJson = JsonEncoder.withIndent(' ').convert(secrets);
-
  await solanaConfigFile.writeAsString(secretsJson);
+  secrets.clear();

+  // nano:
+  SecretKey.nanoSecrets.forEach((sec) {
+    if (secrets[sec.name] != null) {
+      return;
+    }
+    secrets[sec.name] = sec.generate();
+  });
+  secretsJson = JsonEncoder.withIndent(' ').convert(secrets);
+  await nanoConfigFile.writeAsString(secretsJson);
  secrets.clear();

  SecretKey.tronSecrets.forEach((sec) {
@ -90,8 +95,7 @@ Future<void> generateSecretsConfig(List<String> args) async {

    secrets[sec.name] = sec.generate();
  });
-
  secretsJson = JsonEncoder.withIndent(' ').convert(secrets);
-
  await tronConfigFile.writeAsString(secretsJson);
+  secrets.clear();
 }
--- a/tool/utils/secret_key.dart
+++ b/tool/utils/secret_key.dart
@ -50,6 +50,10 @@ class SecretKey {
    SecretKey('ankrApiKey', () => ''),
  ];

+  static final nanoSecrets = [
+    SecretKey('nano2ApiKey', () => ''),
+  ];
+  
  static final tronSecrets = [
    SecretKey('tronGridApiKey', () => ''),
  ];