Merge pull request #595 from cake-tech/CW-118-Allow-disabling-of-fiat

CW-118 Allow disabling of fiat

lib/bitcoin/cw_bitcoin.dart

@@ -51,6 +51,10 @@ class CWBitcoin extends Bitcoin {
 	TransactionPriority deserializeBitcoinTransactionPriority(int raw)
 		=> BitcoinTransactionPriority.deserialize(raw: raw);
 
+	@override
+	TransactionPriority deserializeLitecoinTransactionPriority(int raw)
+		=> LitecoinTransactionPriority.deserialize(raw: raw);
+
 	@override
 	int getFeeRate(Object wallet, TransactionPriority priority) {
 		final bitcoinWallet = wallet as ElectrumWallet;

lib/core/backup_service.dart

@@ -214,6 +214,7 @@ class BackupService {
     final currentBitcoinElectrumSererId = data[PreferencesKey.currentBitcoinElectrumSererIdKey] as int?;
     final currentLanguageCode = data[PreferencesKey.currentLanguageCode] as String?;
     final displayActionListMode = data[PreferencesKey.displayActionListModeKey] as int?;
+    final fiatApiMode = data[PreferencesKey.currentFiatApiModeKey] as int?;
     final currentPinLength = data[PreferencesKey.currentPinLength] as int?;
     final currentTheme = data[PreferencesKey.currentTheme] as int?;
     final currentDefaultSettingsMigrationVersion = data[PreferencesKey.currentDefaultSettingsMigrationVersion] as int?;
@@ -266,6 +267,10 @@ class BackupService {
       await _sharedPreferences.setInt(PreferencesKey.displayActionListModeKey,
         displayActionListMode);
 
+    if (fiatApiMode != null)
+      await _sharedPreferences.setInt(PreferencesKey.currentFiatApiModeKey,
+          fiatApiMode);
+
     if (currentPinLength != null)
       await _sharedPreferences.setInt(PreferencesKey.currentPinLength,
         currentPinLength);
@@ -427,6 +432,8 @@ class BackupService {
           _sharedPreferences.getInt(PreferencesKey.bitcoinTransactionPriority),
       PreferencesKey.moneroTransactionPriority:
           _sharedPreferences.getInt(PreferencesKey.moneroTransactionPriority),
+      PreferencesKey.currentFiatApiModeKey:
+      _sharedPreferences.getInt(PreferencesKey.currentFiatApiModeKey),
     };
 
     return json.encode(preferences);

lib/entities/fiat_api_mode.dart

@@ -0,0 +1,39 @@
+import 'package:cake_wallet/generated/i18n.dart';
+import 'package:cw_core/enumerable_item.dart';
+
+class FiatApiMode extends EnumerableItem<int> with Serializable<int> {
+  const FiatApiMode({required String title, required int raw}) : super(title: title, raw: raw);
+
+  static const all = [FiatApiMode.enabled, FiatApiMode.torOnly, FiatApiMode.disabled];
+
+  static const enabled = FiatApiMode(raw: 0, title: 'Enabled');
+  static const torOnly = FiatApiMode(raw: 1, title: 'Tor only');
+  static const disabled = FiatApiMode(raw: 2, title: 'Disabled');
+
+  static FiatApiMode deserialize({required int raw}) {
+    switch (raw) {
+      case 0:
+        return enabled;
+      case 1:
+        return torOnly;
+      case 2:
+        return disabled;
+      default:
+        throw Exception('Unexpected token: $raw for FiatApiMode deserialize');
+    }
+  }
+
+  @override
+  String toString() {
+    switch (this) {
+      case FiatApiMode.enabled:
+        return S.current.enabled;
+      case FiatApiMode.torOnly:
+        return S.current.tor_only;
+      case FiatApiMode.disabled:
+        return S.current.disabled;
+      default:
+        return '';
+    }
+  }
+}

lib/entities/preferences_key.dart

@@ -9,6 +9,7 @@ class PreferencesKey {
   static const currentTransactionPriorityKeyLegacy = 'current_fee_priority';
   static const currentBalanceDisplayModeKey = 'current_balance_display_mode';
   static const shouldSaveRecipientAddressKey = 'save_recipient_address';
+  static const currentFiatApiModeKey = 'current_fiat_api_mode';
   static const allowBiometricalAuthenticationKey =
       'allow_biometrical_authentication';
   static const disableExchangeKey = 'disable_exchange';
@@ -21,6 +22,8 @@ class PreferencesKey {
       'current_default_settings_migration_version';
   static const moneroTransactionPriority = 'current_fee_priority_monero';
   static const bitcoinTransactionPriority = 'current_fee_priority_bitcoin';
+  static const havenTransactionPriority = 'current_fee_priority_haven';
+  static const litecoinTransactionPriority = 'current_fee_priority_litecoin';
   static const shouldShowReceiveWarning = 'should_show_receive_warning';
   static const shouldShowYatPopup = 'should_show_yat_popup';
   static const moneroWalletPasswordUpdateV1Base = 'monero_wallet_update_v1';

lib/reactions/bootstrap.dart

@@ -1,4 +1,5 @@
 import 'dart:async';
+import 'package:cake_wallet/reactions/fiat_rate_update.dart';
 import 'package:cake_wallet/reactions/on_current_node_change.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/widgets.dart';
@@ -31,4 +32,5 @@ Future<void> bootstrap(GlobalKey<NavigatorState> navigatorKey) async {
       appStore, settingsStore, fiatConversionStore);
   startCurrentFiatChangeReaction(appStore, settingsStore, fiatConversionStore);
   startOnCurrentNodeChangeReaction(appStore);
+  startFiatRateUpdate(appStore, settingsStore, fiatConversionStore);
 }

lib/reactions/fiat_rate_update.dart

@@ -1,5 +1,6 @@
 import 'dart:async';
 import 'package:cake_wallet/core/fiat_conversion_service.dart';
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 import 'package:cake_wallet/entities/update_haven_rate.dart';
 import 'package:cake_wallet/store/app_store.dart';
 import 'package:cake_wallet/store/dashboard/fiat_conversion_store.dart';
@@ -8,30 +9,27 @@ import 'package:cw_core/wallet_type.dart';
 
 Timer? _timer;
 
-Future<void> startFiatRateUpdate(AppStore appStore, SettingsStore settingsStore,
+Future<void> startFiatRateUpdate(
-    FiatConversionStore fiatConversionStore) async {
+    AppStore appStore, SettingsStore settingsStore, FiatConversionStore fiatConversionStore) async {
   if (_timer != null) {
     return;
   }
 
-  if (appStore.wallet != null) {
+  _timer = Timer.periodic(Duration(seconds: 30), (_) async {
-    fiatConversionStore.prices[appStore.wallet!.currency] =
+    try {
-      await FiatConversionService.fetchPrice(
+      if (appStore.wallet == null || settingsStore.fiatApiMode == FiatApiMode.disabled) {
-          appStore.wallet!.currency, settingsStore.fiatCurrency);
+        return;
-  }
+      }
 
-  _timer = Timer.periodic(
+      if (appStore.wallet!.type == WalletType.haven) {
-      Duration(seconds: 30),
+        await updateHavenRate(fiatConversionStore);
-      (_) async {
+      } else {
-        try {
+        fiatConversionStore.prices[appStore.wallet!.currency] =
-          if (appStore.wallet!.type == WalletType.haven) {
+            await FiatConversionService.fetchPrice(
-            await updateHavenRate(fiatConversionStore);
+                appStore.wallet!.currency, settingsStore.fiatCurrency);
-          } else {
+      }
-            fiatConversionStore.prices[appStore.wallet!.currency] = await FiatConversionService.fetchPrice(
+    } catch (e) {
-              appStore.wallet!.currency, settingsStore.fiatCurrency);
+      print(e);
-          }
+    }
-        } catch(e) {
+  });
-          print(e);
-        }
-      });
 }

lib/reactions/on_current_fiat_change.dart

@@ -1,3 +1,4 @@
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 import 'package:mobx/mobx.dart';
 import 'package:cake_wallet/core/fiat_conversion_service.dart';
 import 'package:cake_wallet/store/dashboard/fiat_conversion_store.dart';
@@ -12,7 +13,7 @@ void startCurrentFiatChangeReaction(AppStore appStore,
   _onCurrentFiatCurrencyChangeDisposer?.reaction.dispose();
   _onCurrentFiatCurrencyChangeDisposer = reaction(
       (_) => settingsStore.fiatCurrency, (FiatCurrency fiatCurrency) async {
-    if (appStore.wallet == null) {
+    if (appStore.wallet == null || settingsStore.fiatApiMode == FiatApiMode.disabled) {
       return;
     }
 

lib/reactions/on_current_wallet_change.dart

@@ -1,3 +1,4 @@
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 import 'package:cake_wallet/entities/fiat_currency.dart';
 import 'package:cake_wallet/entities/update_haven_rate.dart';
 import 'package:cw_core/transaction_history.dart';
@@ -87,7 +88,7 @@ void startCurrentWalletChangeReaction(AppStore appStore,
               TransactionHistoryBase<TransactionInfo>, TransactionInfo>?
           wallet) async {
     try {
-      if (wallet == null) {
+      if (wallet == null || settingsStore.fiatApiMode == FiatApiMode.disabled) {
         return;
       }
 

lib/src/screens/dashboard/widgets/transactions_page.dart

@@ -57,7 +57,9 @@ class TransactionsPage extends StatelessWidget {
                               formattedDate: DateFormat('HH:mm')
                                   .format(transaction.date),
                               formattedAmount: item.formattedCryptoAmount,
-                              formattedFiatAmount: item.formattedFiatAmount,
+                              formattedFiatAmount:
+                              dashboardViewModel.balanceViewModel.isFiatDisabled
+                                  ? '' : item.formattedFiatAmount,
                               isPending: transaction.isPending));
                         }
 

lib/src/screens/exchange_trade/exchange_trade_page.dart

@@ -378,12 +378,10 @@ class ExchangeTradeState extends State<ExchangeTradeForm> {
                           });
                     },
                     actionLeftButton: () => Navigator.of(context).pop(),
-                    feeFiatAmount: widget.exchangeTradeViewModel.sendViewModel.pendingTransactionFeeFiatAmount
+                    feeFiatAmount: widget.exchangeTradeViewModel
-                        +  ' ' + widget.exchangeTradeViewModel.sendViewModel.fiat.title,
+                        .pendingTransactionFeeFiatAmountFormatted,
-                    fiatAmountValue: widget.exchangeTradeViewModel.sendViewModel
+                    fiatAmountValue: widget.exchangeTradeViewModel
-                            .pendingTransactionFiatAmount +
+                        .pendingTransactionFiatAmountValueFormatted,
-                        ' ' +
-                        widget.exchangeTradeViewModel.sendViewModel.fiat.title,
                     outputs: widget.exchangeTradeViewModel.sendViewModel
                                  .outputs);
               });

lib/src/screens/new_wallet/advanced_privacy_settings_page.dart

@@ -78,7 +78,14 @@ class _AdvancedPrivacySettingsBodyState extends State<AdvancedPrivacySettingsBod
           children: [
             LoadingPrimaryButton(
               onPressed: () {
-                widget.nodeViewModel.save(saveAsCurrent: true);
+                if (widget.privacySettingsViewModel.addCustomNode) {
+                  if (_formKey.currentState != null && !_formKey.currentState!.validate()) {
+                    return;
+                  }
+
+                  widget.nodeViewModel.save(saveAsCurrent: true);
+                }
+
                 Navigator.pop(context);
               },
               text: S.of(context).continue_text,

lib/src/screens/send/send_page.dart

@@ -381,16 +381,10 @@ class SendPage extends BasePage {
                     amount: S.of(context).send_amount,
                     amountValue:
                         sendViewModel.pendingTransaction!.amountFormatted,
-                    fiatAmountValue:
+                    fiatAmountValue: sendViewModel.pendingTransactionFiatAmountFormatted,
-                        sendViewModel.pendingTransactionFiatAmount +
-                            ' ' +
-                            sendViewModel.fiat.title,
                     fee: S.of(context).send_fee,
                     feeValue: sendViewModel.pendingTransaction!.feeFormatted,
-                    feeFiatAmount:
+                    feeFiatAmount: sendViewModel.pendingTransactionFeeFiatAmountFormatted,
-                        sendViewModel.pendingTransactionFeeFiatAmount +
-                            ' ' +
-                            sendViewModel.fiat.title,
                     outputs: sendViewModel.outputs,
                     rightButtonText: S.of(context).ok,
                     leftButtonText: S.of(context).cancel,

lib/src/screens/send/widgets/send_card.dart

@@ -332,7 +332,8 @@ class SendCardState extends State<SendCard>
                             ],
                           ),
                         )),
-                    Padding(
+                    if (!sendViewModel.isFiatDisabled)
+                      Padding(
                         padding: const EdgeInsets.only(top: 20),
                         child: BaseTextFormField(
                           focusNode: fiatAmountFocus,
@@ -438,8 +439,9 @@ class SendCardState extends State<SendCard>
                                           Padding(
                                               padding:
                                               EdgeInsets.only(top: 5),
-                                              child: Text(
+                                              child: sendViewModel.isFiatDisabled
-                                                  output
+                                                  ? const SizedBox(height: 14)
+                                                  : Text(output
                                                       .estimatedFeeFiatAmount
                                                       +  ' ' +
                                                       sendViewModel

lib/src/screens/settings/display_settings_page.dart

@@ -34,7 +34,8 @@ class DisplaySettingsPage extends BasePage {
             onValueChange: (_, bool value) {
                _displaySettingsViewModel.setShouldDisplayBalance(value);          
             }),
-            if (!isHaven)
+            //if (!isHaven) it does not work correctly
+            if(!_displaySettingsViewModel.disabledFiatApiMode)
               SettingsPickerCell<FiatCurrency>(
                 title: S.current.settings_currency,
                 searchHintText: S.current.search_currency,

lib/src/screens/settings/privacy_page.dart

@@ -18,10 +18,15 @@ class PrivacyPage extends BasePage {
     return Container(
       padding: EdgeInsets.only(top: 10),
       child: Observer(builder: (_) {
-        return Observer(builder: (_) {
           return Column(
             mainAxisSize: MainAxisSize.min,
             children: [
+              SettingsSwitcherCell(
+                title: S.current.disable_fiat,
+                value: _privacySettingsViewModel.isFiatDisabled,
+                onValueChange: (BuildContext context, bool value) {
+                  _privacySettingsViewModel.setFiatMode(value);
+                }),
               SettingsSwitcherCell(
                   title: S.current.disable_exchange,
                   value: _privacySettingsViewModel.disableExchange,
@@ -36,7 +41,6 @@ class PrivacyPage extends BasePage {
                   })
             ],
           );
-        });
       }),
     );
   }

lib/store/settings_store.dart

@@ -17,8 +17,10 @@ import 'package:cake_wallet/entities/fiat_currency.dart';
 import 'package:cw_core/node.dart';
 import 'package:cake_wallet/monero/monero.dart';
 import 'package:cake_wallet/entities/action_list_display_mode.dart';
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 import 'package:cake_wallet/.secrets.g.dart' as secrets;
 
+
 part 'settings_store.g.dart';
 
 class SettingsStore = SettingsStoreBase with _$SettingsStore;
@@ -29,6 +31,7 @@ abstract class SettingsStoreBase with Store {
       required FiatCurrency initialFiatCurrency,
       required BalanceDisplayMode initialBalanceDisplayMode,
       required bool initialSaveRecipientAddress,
+      required FiatApiMode initialFiatMode,
       required bool initialAllowBiometricalAuthentication,
       required bool initialExchangeEnabled,
       required ThemeBase initialTheme,
@@ -41,12 +44,15 @@ abstract class SettingsStoreBase with Store {
       required this.isBitcoinBuyEnabled,
       required this.actionlistDisplayMode,
       TransactionPriority? initialBitcoinTransactionPriority,
-      TransactionPriority? initialMoneroTransactionPriority})
+      TransactionPriority? initialMoneroTransactionPriority,
+      TransactionPriority? initialHavenTransactionPriority,
+      TransactionPriority? initialLitecoinTransactionPriority})
   : nodes = ObservableMap<WalletType, Node>.of(nodes),
     _sharedPreferences = sharedPreferences,
     fiatCurrency = initialFiatCurrency,
     balanceDisplayMode = initialBalanceDisplayMode,
     shouldSaveRecipientAddress = initialSaveRecipientAddress,
+    fiatApiMode = initialFiatMode,
     allowBiometricalAuthentication = initialAllowBiometricalAuthentication,
     disableExchange = initialExchangeEnabled,
     currentTheme = initialTheme,
@@ -63,6 +69,14 @@ abstract class SettingsStoreBase with Store {
         priority[WalletType.bitcoin] = initialBitcoinTransactionPriority;
     }
 
+    if (initialHavenTransactionPriority != null) {
+        priority[WalletType.haven] = initialHavenTransactionPriority;
+    }
+
+    if (initialLitecoinTransactionPriority != null) {
+        priority[WalletType.litecoin] = initialLitecoinTransactionPriority;
+    }
+
     reaction(
         (_) => fiatCurrency,
         (FiatCurrency fiatCurrency) => sharedPreferences.setString(
@@ -74,11 +88,25 @@ abstract class SettingsStoreBase with Store {
              .setBool(PreferencesKey.shouldShowYatPopup, shouldShowYatPopup));
 
     priority.observe((change) {
-      final key = change.key == WalletType.monero
+      final String? key;
-          ? PreferencesKey.moneroTransactionPriority
+      switch (change.key) {
-          : PreferencesKey.bitcoinTransactionPriority;
+        case WalletType.monero:
+          key = PreferencesKey.moneroTransactionPriority;
+          break;
+        case WalletType.bitcoin:
+          key = PreferencesKey.bitcoinTransactionPriority;
+          break;
+        case WalletType.litecoin:
+          key = PreferencesKey.litecoinTransactionPriority;
+          break;
+        case WalletType.haven:
+          key = PreferencesKey.havenTransactionPriority;
+          break;
+        default:
+          key = null;
+      }
 
-      if (change.newValue != null) {
+      if (change.newValue != null && key != null) {
         sharedPreferences.setInt(key, change.newValue!.serialize());
       }
     });
@@ -89,6 +117,11 @@ abstract class SettingsStoreBase with Store {
             PreferencesKey.shouldSaveRecipientAddressKey,
             shouldSaveRecipientAddress));
 
+    reaction(
+            (_) => fiatApiMode,
+            (FiatApiMode mode) => sharedPreferences.setInt(
+            PreferencesKey.currentFiatApiModeKey, mode.serialize()));
+
     reaction(
         (_) => currentTheme,
         (ThemeBase theme) =>
@@ -144,6 +177,9 @@ abstract class SettingsStoreBase with Store {
   @observable
   BalanceDisplayMode balanceDisplayMode;
 
+  @observable
+  FiatApiMode fiatApiMode;
+
   @observable
   bool shouldSaveRecipientAddress;
 
@@ -195,39 +231,48 @@ abstract class SettingsStoreBase with Store {
   static Future<SettingsStore> load(
       {required Box<Node> nodeSource,
       required bool isBitcoinBuyEnabled,
-      TransactionPriority? initialMoneroTransactionPriority,
-      TransactionPriority? initialBitcoinTransactionPriority,
       FiatCurrency initialFiatCurrency = FiatCurrency.usd,
       BalanceDisplayMode initialBalanceDisplayMode =
           BalanceDisplayMode.availableBalance}) async {
-    if (initialBitcoinTransactionPriority == null) {
-        initialBitcoinTransactionPriority = bitcoin?.getMediumTransactionPriority();
-    }
-
-    if (initialMoneroTransactionPriority == null) {
-        initialMoneroTransactionPriority = monero?.getDefaultTransactionPriority();
-    }
 
     final sharedPreferences = await getIt.getAsync<SharedPreferences>();
     final currentFiatCurrency = FiatCurrency.deserialize(raw:
             sharedPreferences.getString(PreferencesKey.currentFiatCurrencyKey)!);
-    final savedMoneroTransactionPriority =
+
+    TransactionPriority? moneroTransactionPriority =
         monero?.deserializeMoneroTransactionPriority(
             raw: sharedPreferences
                 .getInt(PreferencesKey.moneroTransactionPriority)!);
-    final savedBitcoinTransactionPriority =
+    TransactionPriority? bitcoinTransactionPriority =
         bitcoin?.deserializeBitcoinTransactionPriority(sharedPreferences
                 .getInt(PreferencesKey.bitcoinTransactionPriority)!);
-    final moneroTransactionPriority =
+
-        savedMoneroTransactionPriority ?? initialMoneroTransactionPriority;
+    TransactionPriority? havenTransactionPriority;
-    final bitcoinTransactionPriority =
+    TransactionPriority? litecoinTransactionPriority;
-        savedBitcoinTransactionPriority ?? initialBitcoinTransactionPriority;
+
+    if (sharedPreferences.getInt(PreferencesKey.havenTransactionPriority) != null) {
+      havenTransactionPriority = monero?.deserializeMoneroTransactionPriority(
+          raw: sharedPreferences.getInt(PreferencesKey.havenTransactionPriority)!);
+    }
+    if (sharedPreferences.getInt(PreferencesKey.litecoinTransactionPriority) != null) {
+      litecoinTransactionPriority = bitcoin?.deserializeLitecoinTransactionPriority(
+          sharedPreferences.getInt(PreferencesKey.litecoinTransactionPriority)!);
+    }
+
+    moneroTransactionPriority ??= monero?.getDefaultTransactionPriority();
+    bitcoinTransactionPriority ??= bitcoin?.getMediumTransactionPriority();
+    havenTransactionPriority ??= monero?.getDefaultTransactionPriority();
+    litecoinTransactionPriority ??= bitcoin?.getLitecoinTransactionPriorityMedium();
+
     final currentBalanceDisplayMode = BalanceDisplayMode.deserialize(
         raw: sharedPreferences
             .getInt(PreferencesKey.currentBalanceDisplayModeKey)!);
     // FIX-ME: Check for which default value we should have here
     final shouldSaveRecipientAddress =
         sharedPreferences.getBool(PreferencesKey.shouldSaveRecipientAddressKey) ?? false;
+    final currentFiatApiMode = FiatApiMode.deserialize(
+        raw: sharedPreferences
+            .getInt(PreferencesKey.currentFiatApiModeKey) ?? FiatApiMode.enabled.raw);
     final allowBiometricalAuthentication = sharedPreferences
             .getBool(PreferencesKey.allowBiometricalAuthenticationKey) ??
         false;
@@ -239,8 +284,7 @@ abstract class SettingsStoreBase with Store {
             : ThemeType.bright.index;
     final savedTheme = ThemeList.deserialize(
         raw: sharedPreferences.getInt(PreferencesKey.currentTheme) ??
-            legacyTheme ??
+            legacyTheme);
-            0);
     final actionListDisplayMode = ObservableList<ActionListDisplayMode>();
     actionListDisplayMode.addAll(deserializeActionlistDisplayModes(
         sharedPreferences.getInt(PreferencesKey.displayActionListModeKey) ??
@@ -286,7 +330,7 @@ abstract class SettingsStoreBase with Store {
     if (havenNode != null) {
         nodes[WalletType.haven] = havenNode;
     }
-    
+
     return SettingsStore(
         sharedPreferences: sharedPreferences,
         nodes: nodes,
@@ -295,6 +339,7 @@ abstract class SettingsStoreBase with Store {
         initialFiatCurrency: currentFiatCurrency,
         initialBalanceDisplayMode: currentBalanceDisplayMode,
         initialSaveRecipientAddress: shouldSaveRecipientAddress,
+        initialFiatMode: currentFiatApiMode,
         initialAllowBiometricalAuthentication: allowBiometricalAuthentication,
         initialExchangeEnabled: disableExchange,
         initialTheme: savedTheme,
@@ -303,6 +348,8 @@ abstract class SettingsStoreBase with Store {
         initialLanguageCode: savedLanguageCode,
         initialMoneroTransactionPriority: moneroTransactionPriority,
         initialBitcoinTransactionPriority: bitcoinTransactionPriority,
+        initialHavenTransactionPriority: havenTransactionPriority,
+        initialLitecoinTransactionPriority: litecoinTransactionPriority,
         shouldShowYatPopup: shouldShowYatPopup);
   }
 
@@ -315,7 +362,7 @@ abstract class SettingsStoreBase with Store {
   //    TransactionPriority? initialBitcoinTransactionPriority,
   //    BalanceDisplayMode initialBalanceDisplayMode =
   //        BalanceDisplayMode.availableBalance}) async {
-    
+
   //  if (initialBitcoinTransactionPriority == null) {
   //      initialBitcoinTransactionPriority = bitcoin?.getMediumTransactionPriority();
   //  }

lib/view_model/advanced_privacy_settings_view_model.dart

@@ -1,3 +1,4 @@
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 import 'package:cake_wallet/store/settings_store.dart';
 import 'package:cake_wallet/view_model/settings/switcher_list_item.dart';
 import 'package:cw_core/wallet_type.dart';
@@ -11,15 +12,13 @@ class AdvancedPrivacySettingsViewModel = AdvancedPrivacySettingsViewModelBase
 
 abstract class AdvancedPrivacySettingsViewModelBase with Store {
   AdvancedPrivacySettingsViewModelBase(this.type, this._settingsStore)
-      : _disableFiat = false,
+      : _addCustomNode = false {
-        _addCustomNode = false {
     settings = [
-      // TODO: uncomment when Disable Fiat PR is merged
+      SwitcherListItem(
-      // SwitcherListItem(
+        title: S.current.disable_fiat,
-      //   title: S.current.disable_fiat,
+        value: () => _settingsStore.fiatApiMode == FiatApiMode.disabled,
-      //   value: () => _disableFiat,
+        onValueChange: (_, bool value) => setFiatMode(value),
-      //   onValueChange: (_, bool value) => _disableFiat = value,
+      ),
-      // ),
       SwitcherListItem(
         title: S.current.disable_exchange,
         value: () => _settingsStore.disableExchange,
@@ -37,9 +36,6 @@ abstract class AdvancedPrivacySettingsViewModelBase with Store {
 
   late List<SwitcherListItem> settings;
 
-  @observable
-  bool _disableFiat = false;
-
   @observable
   bool _addCustomNode = false;
 
@@ -48,4 +44,13 @@ abstract class AdvancedPrivacySettingsViewModelBase with Store {
 
   @computed
   bool get addCustomNode => _addCustomNode;
+
+  @action
+  void setFiatMode(bool value) {
+    if (value) {
+      _settingsStore.fiatApiMode = FiatApiMode.disabled;
+      return;
+    }
+    _settingsStore.fiatApiMode = FiatApiMode.enabled;
+  }
 }

lib/view_model/dashboard/balance_view_model.dart

@@ -1,3 +1,4 @@
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 import 'package:cw_core/transaction_history.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:cw_core/balance.dart';
@@ -10,7 +11,6 @@ import 'package:cake_wallet/entities/calculate_fiat_amount.dart';
 import 'package:cake_wallet/store/app_store.dart';
 import 'package:cake_wallet/store/settings_store.dart';
 import 'package:cake_wallet/store/dashboard/fiat_conversion_store.dart';
-import 'package:flutter/cupertino.dart';
 import 'package:mobx/mobx.dart';
 
 part 'balance_view_model.g.dart';
@@ -71,6 +71,9 @@ abstract class BalanceViewModelBase with Store {
   @computed
   BalanceDisplayMode get savedDisplayMode => settingsStore.balanceDisplayMode;
 
+  @computed
+  bool get isFiatDisabled => settingsStore.fiatApiMode == FiatApiMode.disabled;
+
   @computed
   String get asset {
     final typeFormatted = walletTypeToString(appStore.wallet!.type);
@@ -180,8 +183,8 @@ abstract class BalanceViewModelBase with Store {
         return MapEntry(key, BalanceRecord(
           availableBalance: '---',
           additionalBalance: '---',
-          fiatAdditionalBalance: '---',
+          fiatAdditionalBalance: isFiatDisabled ? '' : '---',
-          fiatAvailableBalance: '---',
+          fiatAvailableBalance: isFiatDisabled ? '' : '---',
           asset: key,
           formattedAssetTitle: _formatterAsset(key)));
       }
@@ -192,17 +195,17 @@ abstract class BalanceViewModelBase with Store {
       //   throw Exception('Price is null for: $key');
       // }
 
-      final additionalFiatBalance = fiatCurrency.toString()
+      final additionalFiatBalance = isFiatDisabled ? '' : (fiatCurrency.toString()
-        + ' ' 
+        + ' '
         + _getFiatBalance(
             price: price,
-            cryptoAmount: value.formattedAdditionalBalance);
+            cryptoAmount: value.formattedAdditionalBalance));
 
-      final availableFiatBalance = fiatCurrency.toString()
+      final availableFiatBalance = isFiatDisabled ? '' : (fiatCurrency.toString()
-        + ' ' 
+        + ' '
         + _getFiatBalance(
             price: price,
-            cryptoAmount: value.formattedAvailableBalance);
+            cryptoAmount: value.formattedAvailableBalance));
 
       return MapEntry(key, BalanceRecord(
         availableBalance: value.formattedAvailableBalance,

lib/view_model/exchange/exchange_trade_view_model.dart

@@ -72,6 +72,18 @@ abstract class ExchangeTradeViewModelBase with Store {
     ? '\n\n' + S.current.xrp_extra_info
     : '';
 
+  @computed
+  String get pendingTransactionFiatAmountValueFormatted =>
+      sendViewModel.isFiatDisabled
+          ? '' : sendViewModel.pendingTransactionFiatAmount
+          + ' ' + sendViewModel.fiat.title;
+
+  @computed
+  String get pendingTransactionFeeFiatAmountFormatted =>
+      sendViewModel.isFiatDisabled
+          ? '' : sendViewModel.pendingTransactionFeeFiatAmount
+          +  ' ' + sendViewModel.fiat.title;
+
   @observable
   ObservableList<ExchangeTradeItem> items;
 

lib/view_model/send/send_view_model.dart

@@ -142,6 +142,19 @@ abstract class SendViewModelBase with Store {
   @computed
   String get balance => balanceViewModel.availableBalance;
 
+  @computed
+  bool get isFiatDisabled => balanceViewModel.isFiatDisabled;
+
+  @computed
+  String get pendingTransactionFiatAmountFormatted =>
+      isFiatDisabled ? '' : pendingTransactionFiatAmount +
+          ' ' + fiat.title;
+
+  @computed
+  String get pendingTransactionFeeFiatAmountFormatted =>
+      isFiatDisabled ? '' : pendingTransactionFeeFiatAmount +
+          ' ' + fiat.title;
+
   @computed
   bool get isReadyForSend => _wallet.syncStatus is SyncedSyncStatus;
 

lib/view_model/settings/display_settings_view_model.dart

@@ -3,6 +3,7 @@ import 'package:cake_wallet/entities/fiat_currency.dart';
 import 'package:cake_wallet/store/settings_store.dart';
 import 'package:cake_wallet/themes/theme_base.dart';
 import 'package:mobx/mobx.dart';
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 
 part 'display_settings_view_model.g.dart';
 
@@ -30,6 +31,9 @@ abstract class DisplaySettingsViewModelBase with Store {
   @computed
   ThemeBase get theme => _settingsStore.currentTheme;
 
+  @computed
+  bool get disabledFiatApiMode => _settingsStore.fiatApiMode == FiatApiMode.disabled;
+
   @action
   void setBalanceDisplayMode(BalanceDisplayMode value) => _settingsStore.balanceDisplayMode = value;
 

lib/view_model/settings/privacy_settings_view_model.dart

@@ -1,5 +1,6 @@
 import 'package:cake_wallet/store/settings_store.dart';
 import 'package:mobx/mobx.dart';
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 
 part 'privacy_settings_view_model.g.dart';
 
@@ -16,9 +17,22 @@ abstract class PrivacySettingsViewModelBase with Store {
   @computed
   bool get shouldSaveRecipientAddress => _settingsStore.shouldSaveRecipientAddress;
 
+  @computed
+  bool get isFiatDisabled => _settingsStore.fiatApiMode == FiatApiMode.disabled;
+
   @action
   void setShouldSaveRecipientAddress(bool value) => _settingsStore.shouldSaveRecipientAddress = value;
 
   @action
   void setEnableExchange(bool value) => _settingsStore.disableExchange = value;
+
+  @action
+  void setFiatMode(bool value) {
+    if (value) {
+      _settingsStore.fiatApiMode = FiatApiMode.disabled;
+      return;
+    }
+    _settingsStore.fiatApiMode = FiatApiMode.enabled;
+  }
+
 }

res/values/strings_de.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "Exchange deaktivieren",
   "advanced_privacy_settings": "Erweiterte Datenschutzeinstellungen",
   "settings_can_be_changed_later": "Diese Einstellungen können später in den App-Einstellungen geändert werden",
-  "add_custom_node": "Neuen benutzerdefinierten Knoten hinzufügen"
+  "add_custom_node": "Neuen benutzerdefinierten Knoten hinzufügen",
+  "disable_fiat": "Fiat deaktivieren",
+  "fiat_api": "Fiat API",
+  "disabled": "Deaktiviert",
+  "enabled": "Ermöglicht",
+  "tor_only": "Nur Tor"
 }

res/values/strings_en.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "Disable exchange",
   "advanced_privacy_settings": "Advanced Privacy Settings",
   "settings_can_be_changed_later": "These settings can be changed later in the app settings",
-  "add_custom_node": "Add New Custom Node"
+  "add_custom_node": "Add New Custom Node",
+  "disable_fiat": "Disable fiat",
+  "fiat_api": "Fiat API",
+  "disabled": "Disabled",
+  "enabled": "Enabled",
+  "tor_only": "Tor only"
 }

res/values/strings_es.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "Deshabilitar intercambio",
   "advanced_privacy_settings": "Configuración avanzada de privacidad",
   "settings_can_be_changed_later": "Estas configuraciones se pueden cambiar más tarde en la configuración de la aplicación",
-  "add_custom_node": "Agregar nuevo nodo personalizado"
+  "add_custom_node": "Agregar nuevo nodo personalizado",
+  "disable_fiat": "Deshabilitar fiat",
+  "fiat_api": "Fiat API",
+  "disabled": "Desactivado",
+  "enabled": "Activado",
+  "tor_only": "solo Tor"
 }

res/values/strings_fr.arb

@@ -662,5 +662,10 @@
   "disable_exchange": "Désactiver l'échange",
   "advanced_privacy_settings": "Paramètres de confidentialité avancés",
   "settings_can_be_changed_later": "Ces paramètres peuvent être modifiés ultérieurement dans les paramètres de l'application",
-  "add_custom_node": "Ajouter un nouveau nœud personnalisé"
+  "add_custom_node": "Ajouter un nouveau nœud personnalisé",
+  "disable_fiat": "Désactiver fiat",
+  "fiat_api": "Fiat API",
+  "disabled": "Handicapé",
+  "enabled": "Activé",
+  "tor_only": "Tor uniquement"
 }

res/values/strings_hi.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "एक्सचेंज अक्षम करें",
   "advanced_privacy_settings": "उन्नत गोपनीयता सेटिंग्स",
   "settings_can_be_changed_later": "इन सेटिंग्स को बाद में ऐप सेटिंग में बदला जा सकता है",
-  "add_custom_node": "नया कस्टम नोड जोड़ें"
+  "add_custom_node": "नया कस्टम नोड जोड़ें",
+  "disable_exchange": "एक्सचेंज अक्षम करें",
+  "fiat_api": "फिएट पैसे API",
+  "disabled": "अक्षम",
+  "enabled": "सक्रिय",
+  "tor_only": "Tor केवल"
 }

res/values/strings_hr.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "Onemogući exchange",
   "advanced_privacy_settings": "Napredne postavke privatnosti",
   "settings_can_be_changed_later": "Te se postavke mogu promijeniti kasnije u postavkama aplikacije",
-  "add_custom_node": "Dodaj novi prilagođeni čvor"
+  "add_custom_node": "Dodaj novi prilagođeni čvor",
+  "disable_fiat": "Isključi, fiat",
+  "fiat_api": "Fiat API",
+  "disabled": "Onemogućeno",
+  "enabled": "Omogućeno",
+  "tor_only": "Samo Tor"
 }

res/values/strings_it.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "Disabilita scambio",
   "advanced_privacy_settings": "Impostazioni avanzate sulla privacy",
   "settings_can_be_changed_later": "Queste impostazioni possono essere modificate in seguito nelle impostazioni dell'app",
-  "add_custom_node": "Aggiungi nuovo nodo personalizzato"
+  "add_custom_node": "Aggiungi nuovo nodo personalizzato",
+  "disable_fiat": "Disabilita fiat",
+  "fiat_api": "Fiat API",
+  "disabled": "Disabilitato",
+  "enabled": "Abilitato",
+  "tor_only": "Solo Tor"
 }

res/values/strings_ja.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "交換を無効にする",
   "advanced_privacy_settings": "高度なプライバシー設定",
   "settings_can_be_changed_later": "これらの設定は、後でアプリの設定で変更できます",
-  "add_custom_node": "新しいカスタム ノードを追加"
+  "add_custom_node": "新しいカスタム ノードを追加",
+  "disable_fiat": "フィアットを無効にする",
+  "fiat_api": "不換紙幣 API",
+  "disabled": "無効",
+  "enabled": "有効",
+  "tor_only": "Torのみ"
 }

res/values/strings_ko.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "교환 비활성화",
   "advanced_privacy_settings": "고급 개인 정보 설정",
   "settings_can_be_changed_later": "이 설정은 나중에 앱 설정에서 변경할 수 있습니다.",
-  "add_custom_node": "새 사용자 정의 노드 추가"
+  "add_custom_node": "새 사용자 정의 노드 추가",
+  "disable_fiat": "법정화폐 비활성화",
+  "fiat_api": "명목 화폐 API",
+  "disabled": "장애가 있는",
+  "enabled": "사용",
+  "tor_only": "Tor 뿐"
 }

res/values/strings_nl.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "Uitwisseling uitschakelen",
   "advanced_privacy_settings": "Geavanceerde privacy-instellingen",
   "settings_can_be_changed_later": "Deze instellingen kunnen later worden gewijzigd in de app-instellingen",
-  "add_custom_node": "Voeg een nieuw aangepast knooppunt toe"
+  "add_custom_node": "Voeg een nieuw aangepast knooppunt toe",
+  "disable_fiat": "Schakel Fiat uit",
+  "fiat_api": "Fiat API",
+  "disabled": "Gehandicapt",
+  "enabled": "Ingeschakeld",
+  "tor_only": "Alleen Tor"
 }

res/values/strings_pl.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "Wyłącz wymianę",
   "advanced_privacy_settings": "Zaawansowane ustawienia prywatności",
   "settings_can_be_changed_later": "Te ustawienia można później zmienić w ustawieniach aplikacji",
-  "add_custom_node": "Dodaj nowy węzeł niestandardowy"
+  "add_custom_node": "Dodaj nowy węzeł niestandardowy",
+  "disable_fiat": "Wyłącz fiat",
+  "fiat_api": "API Fiata",
+  "disabled": "Wyłączone",
+  "enabled": "Włączony",
+  "tor_only": "Tylko Tor"
 }

res/values/strings_pt.arb

@@ -663,5 +663,10 @@
   "disable_exchange": "Desativar troca",
   "advanced_privacy_settings": "Configurações de privacidade avançadas",
   "settings_can_be_changed_later": "Essas configurações podem ser alteradas posteriormente nas configurações do aplicativo",
-  "add_custom_node": "Adicionar novo nó personalizado"
+  "add_custom_node": "Adicionar novo nó personalizado",
+  "disable_fiat": "Desativar fiat",
+  "fiat_api": "API da Fiat",
+  "disabled": "Desabilitado",
+  "enabled": "Habilitado",
+  "tor_only": "Tor apenas"
 }

res/values/strings_ru.arb

@@ -664,5 +664,10 @@
   "disable_exchange": "Отключить обмен",
   "advanced_privacy_settings": "Расширенные настройки конфиденциальности",
   "settings_can_be_changed_later": "Эти настройки можно изменить позже в настройках приложения.",
-  "add_custom_node": "Добавить новый пользовательский узел"
+  "add_custom_node": "Добавить новый пользовательский узел",
+  "disable_fiat": "Отключить фиат",
+  "fiat_api": "Фиат API",
+  "disabled": "Отключено",
+  "enabled": "Включено",
+  "tor_only": "Только Tor"
 }

res/values/strings_uk.arb

@@ -663,5 +663,11 @@
   "disable_exchange": "Вимкнути exchange",
   "advanced_privacy_settings": "Розширені налаштування конфіденційності",
   "settings_can_be_changed_later": "Ці параметри можна змінити пізніше в налаштуваннях програми",
-  "add_custom_node": "Додати новий спеціальний вузол"
+  "add_custom_node": "Додати новий спеціальний вузол",
+  "disable_fiat": "Вимкнути фиат",
+  "fiat_api": "Фіат API",
+  "disabled": "Вимкнено",
+  "enabled": "Увімкнено",
+  "tor_only": "Тільки Tor"
+
 }

res/values/strings_zh.arb

@@ -662,5 +662,10 @@
   "disable_exchange": "禁用交换",
   "advanced_privacy_settings": "高级隐私设置",
   "settings_can_be_changed_later": "稍后可以在应用设置中更改这些设置",
-  "add_custom_node": "添加新的自定义节点"
+  "add_custom_node": "添加新的自定义节点",
+  "disable_fiat": "禁用法令",
+  "fiat_api": "法币API",
+  "disabled": "禁用",
+  "enabled": "启用",
+  "tor_only": "仅限 Tor"
 }

tool/configure.dart

@@ -75,6 +75,7 @@ abstract class Bitcoin {
   List<TransactionPriority> getTransactionPriorities();
   List<TransactionPriority> getLitecoinTransactionPriorities();
   TransactionPriority deserializeBitcoinTransactionPriority(int raw); 
+  TransactionPriority deserializeLitecoinTransactionPriority(int raw); 
   int getFeeRate(Object wallet, TransactionPriority priority);
   Future<void> generateNewAddress(Object wallet);
   Object createBitcoinTransactionCredentials(List<Output> outputs, {required TransactionPriority priority, int? feeRate});