Merge branch 'main' of https://github.com/cake-tech/cake_wallet into CW-161-partial-redemption-fix

lib/view_model/advanced_privacy_settings_view_model.dart

@@ -0,0 +1,56 @@
+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';
+import 'package:mobx/mobx.dart';
+import 'package:cake_wallet/generated/i18n.dart';
+
+part 'advanced_privacy_settings_view_model.g.dart';
+
+class AdvancedPrivacySettingsViewModel = AdvancedPrivacySettingsViewModelBase
+    with _$AdvancedPrivacySettingsViewModel;
+
+abstract class AdvancedPrivacySettingsViewModelBase with Store {
+  AdvancedPrivacySettingsViewModelBase(this.type, this._settingsStore)
+      : _addCustomNode = false {
+    settings = [
+      SwitcherListItem(
+        title: S.current.disable_fiat,
+        value: () => _settingsStore.fiatApiMode == FiatApiMode.disabled,
+        onValueChange: (_, bool value) => setFiatMode(value),
+      ),
+      SwitcherListItem(
+        title: S.current.disable_exchange,
+        value: () => _settingsStore.disableExchange,
+        onValueChange: (_, bool value) {
+          _settingsStore.disableExchange = value;
+        },
+      ),
+      SwitcherListItem(
+        title: S.current.add_custom_node,
+        value: () => _addCustomNode,
+        onValueChange: (_, bool value) => _addCustomNode = value,
+      ),
+    ];
+  }
+
+  late List<SwitcherListItem> settings;
+
+  @observable
+  bool _addCustomNode = false;
+
+  final WalletType type;
+  final SettingsStore _settingsStore;
+
+  @computed
+  bool get addCustomNode => _addCustomNode;
+
+  @action
+  void setFiatMode(bool value) {
+    if (value) {
+      _settingsStore.fiatApiMode = FiatApiMode.disabled;
+      return;
+    }
+    _settingsStore.fiatApiMode = FiatApiMode.enabled;
+  }
+}

lib/view_model/contact_list/contact_list_view_model.dart

@@ -7,27 +7,26 @@ import 'package:mobx/mobx.dart';
 import 'package:cake_wallet/entities/contact_record.dart';
 import 'package:cake_wallet/entities/contact.dart';
 import 'package:cake_wallet/utils/mobx.dart';
+import 'package:cw_core/crypto_currency.dart';
 
 part 'contact_list_view_model.g.dart';
 
-class ContactListViewModel = ContactListViewModelBase
-    with _$ContactListViewModel;
+class ContactListViewModel = ContactListViewModelBase with _$ContactListViewModel;
 
 abstract class ContactListViewModelBase with Store {
-  ContactListViewModelBase(this.contactSource, this.walletInfoSource)
+  ContactListViewModelBase(this.contactSource, this.walletInfoSource, this._currency)
       : contacts = ObservableList<ContactRecord>(),
         walletContacts = [] {
     walletInfoSource.values.forEach((info) {
       if (info.addresses?.isNotEmpty ?? false) {
         info.addresses?.forEach((address, label) {
-          final name = label.isNotEmpty
-            ? info.name + ' ($label)'
-            : info.name;
+          final name = label.isNotEmpty ? info.name + ' ($label)' : info.name;
 
           walletContacts.add(WalletContact(
-              address,
-              name,
-              walletTypeToCryptoCurrency(info.type)));
+            address,
+            name,
+            walletTypeToCryptoCurrency(info.type),
+          ));
         });
       }
     });
@@ -41,7 +40,18 @@ abstract class ContactListViewModelBase with Store {
   final Box<WalletInfo> walletInfoSource;
   final ObservableList<ContactRecord> contacts;
   final List<WalletContact> walletContacts;
+  final CryptoCurrency? _currency;
   StreamSubscription<BoxEvent>? _subscription;
 
+  bool get isEditable => _currency == null;
+
   Future<void> delete(ContactRecord contact) async => contact.original.delete();
+
+  @computed
+  List<ContactRecord> get contactsToShow =>
+      contacts.where((element) => _currency == null || element.type == _currency).toList();
+
+  @computed
+  List<WalletContact> get walletContactsToShow =>
+      walletContacts.where((element) => _currency == null || element.type == _currency).toList();
 }

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: '---',
-          fiatAvailableBalance: '---',
+          fiatAdditionalBalance: isFiatDisabled ? '' : '---',
+          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/exchange/exchange_view_model.dart

@@ -6,8 +6,8 @@ import 'package:cake_wallet/entities/preferences_key.dart';
 import 'package:cake_wallet/exchange/sideshift/sideshift_exchange_provider.dart';
 import 'package:cake_wallet/exchange/sideshift/sideshift_request.dart';
 import 'package:cake_wallet/exchange/simpleswap/simpleswap_exchange_provider.dart';
-import 'package:cake_wallet/view_model/settings/settings_view_model.dart';
 import 'package:cake_wallet/exchange/simpleswap/simpleswap_request.dart';
+import 'package:cw_core/transaction_priority.dart';
 import 'package:cw_core/wallet_base.dart';
 import 'package:cw_core/crypto_currency.dart';
 import 'package:cw_core/sync_status.dart';
@@ -42,9 +42,8 @@ class ExchangeViewModel = ExchangeViewModelBase with _$ExchangeViewModel;
 
 abstract class ExchangeViewModelBase with Store {
   ExchangeViewModelBase(this.wallet, this.trades, this._exchangeTemplateStore,
-      this.tradesStore, this._settingsStore, this.sharedPreferences, this._settingsViewModel)
+      this.tradesStore, this._settingsStore, this.sharedPreferences)
     : _cryptoNumberFormat = NumberFormat(),
-      isReverse = false,
       isFixedRateMode = false,
       isReceiveAmountEntered = false,
       depositAmount = '',
@@ -112,7 +111,11 @@ abstract class ExchangeViewModelBase with Store {
     loadLimits();
     reaction(
       (_) => isFixedRateMode,
-      (Object _) => loadLimits());
+      (Object _) {
+        loadLimits();
+        _bestRate = 0;
+        _calculateBestRate();
+      });
   }
 
   final WalletBase wallet;
@@ -189,6 +192,19 @@ abstract class ExchangeViewModelBase with Store {
   ObservableList<ExchangeTemplate> get templates =>
       _exchangeTemplateStore.templates;
 
+  
+  @computed
+  TransactionPriority get transactionPriority {
+    final priority = _settingsStore.priority[wallet.type];
+
+    if (priority == null) {
+      throw Exception('Unexpected type ${wallet.type.toString()}');
+    }
+
+    return priority;
+  }
+
+
   bool get hasAllAmount =>
       wallet.type == WalletType.bitcoin && depositCurrency == wallet.currency;
 
@@ -198,11 +214,11 @@ abstract class ExchangeViewModelBase with Store {
     switch (wallet.type) {
       case WalletType.monero:
       case WalletType.haven:
-        return _settingsViewModel.transactionPriority == monero!.getMoneroTransactionPrioritySlow();
+        return transactionPriority == monero!.getMoneroTransactionPrioritySlow();
       case WalletType.bitcoin:
-        return _settingsViewModel.transactionPriority == bitcoin!.getBitcoinTransactionPrioritySlow();
+        return transactionPriority == bitcoin!.getBitcoinTransactionPrioritySlow();
       case WalletType.litecoin:
-        return _settingsViewModel.transactionPriority == bitcoin!.getLitecoinTransactionPrioritySlow();
+        return transactionPriority == bitcoin!.getLitecoinTransactionPrioritySlow();
       default:
         return false;
     }
@@ -214,14 +230,10 @@ abstract class ExchangeViewModelBase with Store {
 
   Limits limits;
 
-  bool isReverse;
-
   NumberFormat _cryptoNumberFormat;
 
   final SettingsStore _settingsStore;
 
-  final SettingsViewModel _settingsViewModel;
-
   double _bestRate = 0.0;
 
   late Timer bestRateSync;
@@ -247,7 +259,6 @@ abstract class ExchangeViewModelBase with Store {
   @action
   Future<void> changeReceiveAmount({required String amount}) async {
     receiveAmount = amount;
-    isReverse = true;
 
     if (amount.isEmpty) {
       depositAmount = '';
@@ -272,7 +283,6 @@ abstract class ExchangeViewModelBase with Store {
   @action
   Future<void> changeDepositAmount({required String amount}) async {
     depositAmount = amount;
-    isReverse = false;
 
     if (amount.isEmpty) {
       depositAmount = '';
@@ -296,14 +306,17 @@ abstract class ExchangeViewModelBase with Store {
   }
 
   Future<void> _calculateBestRate() async {
+    final amount = double.tryParse(isFixedRateMode ? receiveAmount : depositAmount) ?? 1;
+
     final result = await Future.wait<double>(
         _tradeAvailableProviders
-            .map((element) => element.calculateAmount(
+            .where((element) => !isFixedRateMode || element.supportsFixedRate)
+            .map((element) => element.fetchRate(
                 from: depositCurrency,
                 to: receiveCurrency,
-                amount: 1,
+                amount: amount,
                 isFixedRateMode: isFixedRateMode,
-                isReceiveAmount: false))
+                isReceiveAmount: isFixedRateMode))
     );
 
     _sortedAvailableProviders.clear();
@@ -334,7 +347,7 @@ abstract class ExchangeViewModelBase with Store {
         ? depositCurrency
         : receiveCurrency;
 
-    double lowestMin = double.maxFinite;
+    double? lowestMin = double.maxFinite;
     double? highestMax = 0.0;
 
     for (var provider in selectedProviders) {
@@ -349,8 +362,8 @@ abstract class ExchangeViewModelBase with Store {
             to: to,
             isFixedRateMode: isFixedRateMode);
 
-        if (tempLimits.min != null && tempLimits.min! < lowestMin) {
-          lowestMin = tempLimits.min!;
+        if (lowestMin != null && (tempLimits.min ?? -1) < lowestMin) {
+          lowestMin = tempLimits.min;
         }
         if (highestMax != null && (tempLimits.max ?? double.maxFinite) > highestMax) {
           highestMax = tempLimits.max;
@@ -360,7 +373,7 @@ abstract class ExchangeViewModelBase with Store {
       }
     }
 
-    if (lowestMin < double.maxFinite) {
+    if (lowestMin != double.maxFinite) {
       limits = Limits(min: lowestMin, max: highestMax);
 
       limitsState = LimitsLoadedSuccessfully(limits: limits);
@@ -388,7 +401,7 @@ abstract class ExchangeViewModelBase with Store {
             settleAddress: receiveAddress,
             refundAddress: depositAddress,
           );
-          amount = depositAmount;
+          amount = isFixedRateMode ? receiveAmount : depositAmount;
         }
 
         if (provider is SimpleSwapExchangeProvider) {
@@ -399,7 +412,7 @@ abstract class ExchangeViewModelBase with Store {
             address: receiveAddress,
             refundAddress: depositAddress,
           );
-          amount = depositAmount;
+          amount = isFixedRateMode ? receiveAmount : depositAmount;
         }
 
         if (provider is XMRTOExchangeProvider) {
@@ -411,7 +424,7 @@ abstract class ExchangeViewModelBase with Store {
               address: receiveAddress,
               refundAddress: depositAddress,
               isBTCRequest: isReceiveAmountEntered);
-          amount = depositAmount;
+          amount = isFixedRateMode ? receiveAmount : depositAmount;
         }
 
         if (provider is ChangeNowExchangeProvider) {
@@ -422,8 +435,8 @@ abstract class ExchangeViewModelBase with Store {
               toAmount: receiveAmount.replaceAll(',', '.'),
               refundAddress: depositAddress,
               address: receiveAddress,
-              isReverse: isReverse);
-          amount = isReverse ? receiveAmount : depositAmount;
+              isReverse: isFixedRateMode);
+          amount = isFixedRateMode ? receiveAmount : depositAmount;
         }
 
         if (provider is MorphTokenExchangeProvider) {
@@ -433,13 +446,13 @@ abstract class ExchangeViewModelBase with Store {
               amount: depositAmount.replaceAll(',', '.'),
               refundAddress: depositAddress,
               address: receiveAddress);
-          amount = depositAmount;
+          amount = isFixedRateMode ? receiveAmount : depositAmount;
         }
 
         amount = amount.replaceAll(',', '.');
 
         if (limitsState is LimitsLoadedSuccessfully) {
-          if (double.parse(amount) < limits.min!) {
+          if (limits.max != null && double.parse(amount) < limits.min!) {
             continue;
           } else if (limits.max != null && double.parse(amount) > limits.max!) {
             continue;

lib/view_model/node_list/node_create_or_edit_view_model.dart

@@ -1,7 +1,7 @@
 import 'package:cake_wallet/core/execution_state.dart';
+import 'package:cake_wallet/store/settings_store.dart';
 import 'package:hive/hive.dart';
 import 'package:mobx/mobx.dart';
-import 'package:cw_core/wallet_base.dart';
 import 'package:cw_core/node.dart';
 import 'package:cw_core/wallet_type.dart';
 
@@ -11,14 +11,15 @@ class NodeCreateOrEditViewModel = NodeCreateOrEditViewModelBase
     with _$NodeCreateOrEditViewModel;
 
 abstract class NodeCreateOrEditViewModelBase with Store {
-  NodeCreateOrEditViewModelBase(this._nodeSource, this._wallet)
+  NodeCreateOrEditViewModelBase(this._nodeSource, this._walletType, this._settingsStore)
       : state = InitialExecutionState(),
         connectionState = InitialExecutionState(),
         useSSL = false,
         address = '',
         port = '',
         login = '',
-        password = '';
+        password = '',
+        trusted = false;
 
   @observable
   ExecutionState state;
@@ -41,12 +42,15 @@ abstract class NodeCreateOrEditViewModelBase with Store {
   @observable
   bool useSSL;
 
+  @observable
+  bool trusted;
+
   @computed
   bool get isReady =>
       address.isNotEmpty && port.isNotEmpty;
 
-  bool get hasAuthCredentials => _wallet.type == WalletType.monero ||
-    _wallet.type == WalletType.haven;
+  bool get hasAuthCredentials => _walletType == WalletType.monero ||
+    _walletType == WalletType.haven;
 
   String get uri {
     var uri = address;
@@ -58,8 +62,9 @@ abstract class NodeCreateOrEditViewModelBase with Store {
     return uri;
   }
 
-  final WalletBase _wallet;
+  final WalletType _walletType;
   final Box<Node> _nodeSource;
+  final SettingsStore _settingsStore;
 
   @action
   void reset() {
@@ -68,16 +73,22 @@ abstract class NodeCreateOrEditViewModelBase with Store {
     login = '';
     password = '';
     useSSL = false;
+    trusted = false;
   }
 
   @action
-  Future<void> save() async {
+  Future<void> save({bool saveAsCurrent = false}) async {
     try {
       state = IsExecutingState();
       final node =
-          Node(uri: uri, type: _wallet.type, login: login, password: password,
-              useSSL: useSSL);
+          Node(uri: uri, type: _walletType, login: login, password: password,
+              useSSL: useSSL, trusted: trusted);
       await _nodeSource.add(node);
+
+      if (saveAsCurrent) {
+        _settingsStore.nodes[_walletType] = node;
+      }
+
       state = ExecutedSuccessfullyState();
     } catch (e) {
       state = FailureState(e.toString());
@@ -89,7 +100,7 @@ abstract class NodeCreateOrEditViewModelBase with Store {
     try {
       connectionState = IsExecutingState();
       final node =
-        Node(uri: uri, type: _wallet.type, login: login, password: password);
+        Node(uri: uri, type: _walletType, login: login, password: password);
       final isAlive = await node.requestNode();
       connectionState = ExecutedSuccessfullyState(payload: isAlive);
     } catch (e) {

lib/view_model/restore_from_backup_view_model.dart

@@ -35,7 +35,7 @@ abstract class RestoreFromBackupViewModelBase with Store {
     try {
       state = IsExecutingState();
 
-      if (filePath?.isEmpty ?? true) {
+      if (filePath.isEmpty) {
         state = FailureState('Backup file is not selected.');
         return;
       }
@@ -48,8 +48,7 @@ abstract class RestoreFromBackupViewModelBase with Store {
 
       final store = getIt.get<AppStore>();
       ReactionDisposer? reaction;
-      // FIX-ME: SettingsStore reload
-      // await store.settingsStore.reload(nodeSource: getIt.get<Box<Node>>());
+      await store.settingsStore.reload(nodeSource: getIt.get<Box<Node>>());
 
       reaction = autorun((_) {
         final wallet = store.wallet;

lib/view_model/send/send_view_model.dart

@@ -1,10 +1,10 @@
 import 'package:cake_wallet/entities/balance_display_mode.dart';
+import 'package:cake_wallet/entities/priority_for_wallet_type.dart';
 import 'package:cake_wallet/entities/transaction_description.dart';
 import 'package:cake_wallet/view_model/dashboard/balance_view_model.dart';
 import 'package:cw_core/transaction_priority.dart';
 import 'package:cake_wallet/view_model/send/output.dart';
 import 'package:cake_wallet/view_model/send/send_template_view_model.dart';
-import 'package:cake_wallet/view_model/settings/settings_view_model.dart';
 import 'package:hive/hive.dart';
 import 'package:mobx/mobx.dart';
 import 'package:cake_wallet/entities/template.dart';
@@ -42,7 +42,8 @@ abstract class SendViewModelBase with Store {
       : state = InitialExecutionState(),
         currencies = _wallet.balance.keys.toList(),
         selectedCryptoCurrency = _wallet.currency,
-        outputs = ObservableList<Output>() {
+        outputs = ObservableList<Output>(),
+        fiatFromSettings = _settingsStore.fiatCurrency {
     final priority = _settingsStore.priority[_wallet.type];
     final priorities = priorityForWalletType(_wallet.type);
 
@@ -52,7 +53,7 @@ abstract class SendViewModelBase with Store {
     
     outputs.add(Output(_wallet, _settingsStore, _fiatConversationStore, () => selectedCryptoCurrency));
   }
-
+  
   @observable
   ExecutionState state;
 
@@ -133,11 +134,26 @@ abstract class SendViewModelBase with Store {
 
   Validator get textValidator => TextValidator();
 
+  final FiatCurrency fiatFromSettings;
+
   @observable
   PendingTransaction? pendingTransaction;
 
   @computed
-  String get balance => balanceViewModel.availableBalance ?? '0.0';
+  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;
@@ -166,6 +182,9 @@ abstract class SendViewModelBase with Store {
 
   bool get hasCurrecyChanger => walletType == WalletType.haven;
 
+  @computed
+  FiatCurrency get fiatCurrency => _settingsStore.fiatCurrency;
+
   final WalletBase _wallet;
   final SettingsStore _settingsStore;
   final SendTemplateViewModel sendTemplateViewModel;
@@ -208,7 +227,7 @@ abstract class SendViewModelBase with Store {
       state = TransactionCommitting();
       await pendingTransaction!.commit();
 
-      if (pendingTransaction!.id?.isNotEmpty ?? false) {
+      if (pendingTransaction!.id.isNotEmpty) {
         _settingsStore.shouldSaveRecipientAddress
             ? await transactionDescriptionBox.add(TransactionDescription(
                 id: pendingTransaction!.id,
@@ -283,4 +302,12 @@ abstract class SendViewModelBase with Store {
 
   bool _isEqualCurrency(String currency) => 
       currency.toLowerCase() == _wallet.currency.title.toLowerCase();
+
+  @action
+  void onClose() =>
+      _settingsStore.fiatCurrency = fiatFromSettings;
+  
+  @action
+  void setFiatCurrency(FiatCurrency fiat) =>
+      _settingsStore.fiatCurrency = fiat;
 }

lib/view_model/settings/display_settings_view_model.dart

@@ -0,0 +1,61 @@
+import 'package:cake_wallet/entities/balance_display_mode.dart';
+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';
+
+class DisplaySettingsViewModel = DisplaySettingsViewModelBase with _$DisplaySettingsViewModel;
+
+abstract class DisplaySettingsViewModelBase with Store {
+  DisplaySettingsViewModelBase(
+    this._settingsStore,
+  );
+
+  final SettingsStore _settingsStore;
+
+  @computed
+  FiatCurrency get fiatCurrency => _settingsStore.fiatCurrency;
+
+  @computed
+  String get languageCode => _settingsStore.languageCode;
+
+  @computed
+  BalanceDisplayMode get balanceDisplayMode => _settingsStore.balanceDisplayMode;
+
+  @computed
+  bool get shouldDisplayBalance => balanceDisplayMode == BalanceDisplayMode.displayableBalance;
+
+  @computed
+  ThemeBase get theme => _settingsStore.currentTheme;
+
+  @computed
+  bool get disabledFiatApiMode => _settingsStore.fiatApiMode == FiatApiMode.disabled;
+
+  @action
+  void setBalanceDisplayMode(BalanceDisplayMode value) => _settingsStore.balanceDisplayMode = value;
+
+  @action
+  void setShouldDisplayBalance(bool value) {
+    if (value) {
+      _settingsStore.balanceDisplayMode = BalanceDisplayMode.displayableBalance;
+    } else {
+      _settingsStore.balanceDisplayMode = BalanceDisplayMode.hiddenBalance;
+    }
+  }
+
+  @action
+  void onLanguageSelected(String code) {
+    _settingsStore.languageCode = code;
+  }
+
+  @action
+  void setTheme(ThemeBase newTheme) {
+    _settingsStore.currentTheme = newTheme;
+  }
+
+  @action
+  void setFiatCurrency(FiatCurrency value) => _settingsStore.fiatCurrency = value;
+}

lib/view_model/settings/other_settings_view_model.dart

@@ -0,0 +1,64 @@
+import 'package:cake_wallet/bitcoin/bitcoin.dart';
+import 'package:cake_wallet/entities/priority_for_wallet_type.dart';
+import 'package:cake_wallet/store/settings_store.dart';
+import 'package:cw_core/balance.dart';
+import 'package:cw_core/transaction_history.dart';
+import 'package:cw_core/transaction_info.dart';
+import 'package:cw_core/transaction_priority.dart';
+import 'package:cw_core/wallet_base.dart';
+import 'package:cw_core/wallet_type.dart';
+import 'package:mobx/mobx.dart';
+import 'package:package_info/package_info.dart';
+
+part 'other_settings_view_model.g.dart';
+
+class OtherSettingsViewModel = OtherSettingsViewModelBase with _$OtherSettingsViewModel;
+
+abstract class OtherSettingsViewModelBase with Store {
+  OtherSettingsViewModelBase(this._settingsStore, this._wallet)
+      : walletType = _wallet.type,
+        currentVersion = '' {
+    PackageInfo.fromPlatform()
+        .then((PackageInfo packageInfo) => currentVersion = packageInfo.version);
+
+    final priority = _settingsStore.priority[_wallet.type];
+    final priorities = priorityForWalletType(_wallet.type);
+
+    if (!priorities.contains(priority)) {
+      _settingsStore.priority[_wallet.type] = priorities.first;
+    }
+  }
+
+  final WalletType walletType;
+  final WalletBase<Balance, TransactionHistoryBase<TransactionInfo>, TransactionInfo> _wallet;
+
+  @observable
+  String currentVersion;
+
+  final SettingsStore _settingsStore;
+
+  @computed
+  TransactionPriority get transactionPriority {
+    final priority = _settingsStore.priority[walletType];
+
+    if (priority == null) {
+      throw Exception('Unexpected type ${walletType.toString()}');
+    }
+
+    return priority;
+  }
+
+  String getDisplayPriority(dynamic priority) {
+    final _priority = priority as TransactionPriority;
+
+    if (_wallet.type == WalletType.bitcoin || _wallet.type == WalletType.litecoin) {
+      final rate = bitcoin!.getFeeRate(_wallet, _priority);
+      return bitcoin!.bitcoinTransactionPriorityWithLabel(_priority, rate);
+    }
+
+    return priority.toString();
+  }
+
+  void onDisplayPrioritySelected(TransactionPriority priority) =>
+      _settingsStore.priority[_wallet.type] = priority;
+}

lib/view_model/settings/privacy_settings_view_model.dart

@@ -0,0 +1,38 @@
+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';
+
+class PrivacySettingsViewModel = PrivacySettingsViewModelBase with _$PrivacySettingsViewModel;
+
+abstract class PrivacySettingsViewModelBase with Store {
+  PrivacySettingsViewModelBase(this._settingsStore);
+
+  final SettingsStore _settingsStore;
+
+  @computed
+  bool get disableExchange => _settingsStore.disableExchange;
+
+  @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;
+  }
+
+}

lib/view_model/settings/security_settings_view_model.dart

@@ -0,0 +1,25 @@
+import 'package:cake_wallet/entities/biometric_auth.dart';
+import 'package:cake_wallet/store/settings_store.dart';
+import 'package:mobx/mobx.dart';
+
+part 'security_settings_view_model.g.dart';
+
+class SecuritySettingsViewModel = SecuritySettingsViewModelBase with _$SecuritySettingsViewModel;
+
+abstract class SecuritySettingsViewModelBase with Store {
+  SecuritySettingsViewModelBase(this._settingsStore) : _biometricAuth = BiometricAuth();
+
+  final BiometricAuth _biometricAuth;
+  final SettingsStore _settingsStore;
+
+  @computed
+  bool get allowBiometricalAuthentication => _settingsStore.allowBiometricalAuthentication;
+
+  @action
+  Future<bool> biometricAuthenticated() async {
+    return await _biometricAuth.canCheckBiometrics() && await _biometricAuth.isAuthenticated();
+  }
+
+  @action
+  void setAllowBiometricalAuthentication(bool value) => _settingsStore.allowBiometricalAuthentication = value;
+}

lib/view_model/settings/settings_view_model.dart

@@ -1,342 +0,0 @@
-import 'package:cake_wallet/entities/language_service.dart';
-import 'package:cake_wallet/store/yat/yat_store.dart';
-import 'package:cake_wallet/view_model/settings/choices_list_item.dart';
-import 'package:flutter/cupertino.dart';
-import 'package:mobx/mobx.dart';
-import 'package:package_info/package_info.dart';
-import 'package:cake_wallet/routes.dart';
-import 'package:cake_wallet/generated/i18n.dart';
-import 'package:cw_core/wallet_base.dart';
-import 'package:cake_wallet/store/settings_store.dart';
-import 'package:cake_wallet/entities/biometric_auth.dart';
-import 'package:cw_core/wallet_type.dart';
-import 'package:cake_wallet/entities/balance_display_mode.dart';
-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/haven/haven.dart';
-import 'package:cake_wallet/entities/action_list_display_mode.dart';
-import 'package:cake_wallet/view_model/settings/version_list_item.dart';
-import 'package:cake_wallet/view_model/settings/picker_list_item.dart';
-import 'package:cake_wallet/view_model/settings/regular_list_item.dart';
-import 'package:cake_wallet/view_model/settings/settings_list_item.dart';
-import 'package:cake_wallet/view_model/settings/switcher_list_item.dart';
-import 'package:cake_wallet/src/screens/auth/auth_page.dart';
-import 'package:cake_wallet/bitcoin/bitcoin.dart';
-import 'package:cw_core/transaction_history.dart';
-import 'package:cw_core/balance.dart';
-import 'package:cw_core/transaction_info.dart';
-import 'package:cw_core/transaction_priority.dart';
-import 'package:cake_wallet/themes/theme_base.dart';
-import 'package:cake_wallet/themes/theme_list.dart';
-import 'package:cake_wallet/src/screens/pin_code/pin_code_widget.dart';
-import 'package:cake_wallet/wallet_type_utils.dart';
-
-part 'settings_view_model.g.dart';
-
-class SettingsViewModel = SettingsViewModelBase with _$SettingsViewModel;
-
-List<TransactionPriority> priorityForWalletType(WalletType type) {
-  switch (type) {
-    case WalletType.monero:
-      return monero!.getTransactionPriorities();
-    case WalletType.bitcoin:
-      return bitcoin!.getTransactionPriorities();
-    case WalletType.litecoin:
-      return bitcoin!.getLitecoinTransactionPriorities();
-    case WalletType.haven:
-      return haven!.getTransactionPriorities();
-    default:
-      return [];
-  }
-}
-
-abstract class SettingsViewModelBase with Store {
-  SettingsViewModelBase(
-      this._settingsStore,
-      this._yatStore,
-      WalletBase<Balance, TransactionHistoryBase<TransactionInfo>,
-              TransactionInfo>
-          wallet)
-      : itemHeaders = {},
-        _walletType = wallet.type,
-        _biometricAuth = BiometricAuth(),
-        sections = <List<SettingsListItem>>[],
-        currentVersion = '' {
-    PackageInfo.fromPlatform().then(
-        (PackageInfo packageInfo) => currentVersion = packageInfo.version);
-
-    final priority = _settingsStore.priority[wallet.type];
-    final priorities = priorityForWalletType(wallet.type);
-
-    if (!priorities.contains(priority)) {
-      _settingsStore.priority[wallet.type] = priorities.first;
-    }
-
-    //var connectYatUrl = YatLink.baseUrl + YatLink.signInSuffix;
-    //final connectYatUrlParameters =
-    //    _yatStore.defineQueryParameters();
-
-    //if (connectYatUrlParameters.isNotEmpty) {
-    //  connectYatUrl += YatLink.queryParameter + connectYatUrlParameters;
-    //}
-
-    //var manageYatUrl = YatLink.baseUrl + YatLink.managePath;
-    //final manageYatUrlParameters =
-    //    _yatStore.defineQueryParameters();
-
-    //if (manageYatUrlParameters.isNotEmpty) {
-    //  manageYatUrl += YatLink.queryParameter + manageYatUrlParameters;
-    //}
-
-    //var createNewYatUrl = YatLink.startFlowUrl;
-    //final createNewYatUrlParameters =
-    //    _yatStore.defineQueryParameters();
-
-    //if (createNewYatUrlParameters.isNotEmpty) {
-    //  createNewYatUrl += '?sub1=' + createNewYatUrlParameters;
-    //}
-
-
-    sections = [
-      [
-        SwitcherListItem(
-            title: S.current.settings_display_balance,
-            value: () => balanceDisplayMode == BalanceDisplayMode.displayableBalance,
-            onValueChange: (_, bool value) {
-              if (value) {
-                _settingsStore.balanceDisplayMode = BalanceDisplayMode.displayableBalance;
-              } else {
-                _settingsStore.balanceDisplayMode = BalanceDisplayMode.hiddenBalance;
-              }
-            },
-        ),
-        if (!isHaven)
-          PickerListItem(
-              title: S.current.settings_currency,
-              searchHintText: S.current.search_currency,
-              items: FiatCurrency.all,
-              selectedItem: () => fiatCurrency,
-              onItemSelected: (FiatCurrency currency) =>
-                  setFiatCurrency(currency),
-              images: FiatCurrency.all.map(
-                    (e) => Image.asset("assets/images/flags/${e.countryCode}.png"))
-                .toList(),
-              isGridView: true,
-              matchingCriteria: (FiatCurrency currency, String searchText) {
-                return currency.title.toLowerCase().contains(searchText) || currency.fullName.toLowerCase().contains(searchText);
-              },
-          ),
-        PickerListItem(
-            title: S.current.settings_fee_priority,
-            items: priorityForWalletType(wallet.type),
-            displayItem: (dynamic priority) {
-              final _priority = priority as TransactionPriority;
-
-              if (wallet.type == WalletType.bitcoin
-                  || wallet.type == WalletType.litecoin) {
-                final rate = bitcoin!.getFeeRate(wallet, _priority);
-                return bitcoin!.bitcoinTransactionPriorityWithLabel(_priority, rate);
-              }
-
-              return priority.toString();
-            },
-            selectedItem: () => transactionPriority,
-            onItemSelected: (TransactionPriority priority) =>
-                _settingsStore.priority[wallet.type] = priority),
-        SwitcherListItem(
-            title: S.current.settings_save_recipient_address,
-            value: () => shouldSaveRecipientAddress,
-            onValueChange: (_, bool value) =>
-                setShouldSaveRecipientAddress(value))
-      ],
-      [
-        RegularListItem(
-            title: S.current.settings_change_pin,
-            handler: (BuildContext context) {
-              Navigator.of(context).pushNamed(Routes.auth, arguments:
-                  (bool isAuthenticatedSuccessfully, AuthPageState auth) {
-                auth.close(
-                  route: isAuthenticatedSuccessfully ? Routes.setupPin : null,
-                  arguments: (PinCodeState<PinCodeWidget> setupPinContext,
-                      String _) {
-                    setupPinContext.close();
-                  },
-                );
-              });
-            }),
-        PickerListItem(
-            title: S.current.settings_change_language,
-            searchHintText: S.current.search_language,
-            items: LanguageService.list.keys.toList(),
-            displayItem: (dynamic code) {
-              return LanguageService.list[code] ?? '';
-            },
-            selectedItem: () => _settingsStore.languageCode,
-            onItemSelected: (String code) {
-              _settingsStore.languageCode = code;
-            },
-            images: LanguageService.list.keys.map(
-              (e) => Image.asset("assets/images/flags/${LanguageService.localeCountryCode[e]}.png"))
-              .toList(),
-            matchingCriteria: (String code, String searchText) {
-              return LanguageService.list[code]?.toLowerCase().contains(searchText) ?? false;
-            },
-        ),
-        SwitcherListItem(
-            title: S.current.settings_allow_biometrical_authentication,
-            value: () => allowBiometricalAuthentication,
-            onValueChange: (BuildContext context, bool value) {
-              if (value) {
-                Navigator.of(context).pushNamed(Routes.auth, arguments:
-                    (bool isAuthenticatedSuccessfully,
-                        AuthPageState auth) async {
-                  if (isAuthenticatedSuccessfully) {
-                    if (await _biometricAuth.canCheckBiometrics() &&
-                        await _biometricAuth.isAuthenticated()) {
-                      setAllowBiometricalAuthentication(
-                          isAuthenticatedSuccessfully);
-                    }
-                  } else {
-                    setAllowBiometricalAuthentication(
-                        isAuthenticatedSuccessfully);
-                  }
-
-                  auth.close();
-                });
-              } else {
-                setAllowBiometricalAuthentication(value);
-              }
-            }),
-        SwitcherListItem(
-            title: S.current.disable_exchange,
-            value: () => _settingsStore.disableExchange,
-            onValueChange: (BuildContext context, bool value) {
-              _settingsStore.disableExchange = value;
-            }),
-        ChoicesListItem(
-          title: S.current.color_theme,
-          items: ThemeList.all,
-          selectedItem: theme,
-          onItemSelected: (ThemeBase theme) => _settingsStore.currentTheme = theme,
-        ),
-      ],
-      //[
-        //if (_yatStore.emoji.isNotEmpty) ...[
-        //  LinkListItem(
-        //      title: S.current.manage_yats,
-        //      link: manageYatUrl,
-        //      linkTitle: ''),
-        //] else ...[
-        //LinkListItem(
-        //  title: S.current.connect_yats,
-        //  link: connectYatUrl,
-        //  linkTitle: ''),
-        //LinkListItem(
-        //  title: 'Create new Yats',
-        //  link: createNewYatUrl,
-        //  linkTitle: '')
-        //]
-      //],
-      [
-        RegularListItem(
-          title: S.current.settings_terms_and_conditions,
-          handler: (BuildContext context) =>
-              Navigator.of(context).pushNamed(Routes.readDisclaimer),
-        )
-      ],
-      [VersionListItem(title: currentVersion)]
-    ];
-  }
-
-  @observable
-  String currentVersion;
-
-  @computed
-  Node get node => _settingsStore.getCurrentNode(_walletType);
-
-  @computed
-  FiatCurrency get fiatCurrency => _settingsStore.fiatCurrency;
-
-  @computed
-  ObservableList<ActionListDisplayMode> get actionlistDisplayMode =>
-      _settingsStore.actionlistDisplayMode;
-
-  @computed
-  TransactionPriority get transactionPriority {
-    final priority = _settingsStore.priority[_walletType];
-
-    if (priority == null) {
-      throw Exception('Unexpected type ${_walletType.toString()}');
-    }
-
-    return priority;
-  }
-
-  @computed
-  BalanceDisplayMode get balanceDisplayMode =>
-      _settingsStore.balanceDisplayMode;
-
-  @computed
-  bool get shouldSaveRecipientAddress =>
-      _settingsStore.shouldSaveRecipientAddress;
-
-  @computed
-  bool get allowBiometricalAuthentication =>
-      _settingsStore.allowBiometricalAuthentication;
-
-  @computed
-  ThemeBase get theme => _settingsStore.currentTheme;
-
-  bool get isBitcoinBuyEnabled => _settingsStore.isBitcoinBuyEnabled;
-
-  final Map<String, String> itemHeaders;
-  List<List<SettingsListItem>> sections;
-  final SettingsStore _settingsStore;
-  final YatStore _yatStore;
-  final WalletType _walletType;
-  final BiometricAuth _biometricAuth;
-
-  @action
-  void setBalanceDisplayMode(BalanceDisplayMode value) =>
-      _settingsStore.balanceDisplayMode = value;
-
-  @action
-  void setFiatCurrency(FiatCurrency value) =>
-      _settingsStore.fiatCurrency = value;
-
-  @action
-  void setShouldSaveRecipientAddress(bool value) =>
-      _settingsStore.shouldSaveRecipientAddress = value;
-
-  @action
-  void setAllowBiometricalAuthentication(bool value) =>
-      _settingsStore.allowBiometricalAuthentication = value;
-
-  @action
-  void toggleTransactionsDisplay() =>
-      actionlistDisplayMode.contains(ActionListDisplayMode.transactions)
-          ? _hideTransaction()
-          : _showTransaction();
-
-  @action
-  void toggleTradesDisplay() =>
-      actionlistDisplayMode.contains(ActionListDisplayMode.trades)
-          ? _hideTrades()
-          : _showTrades();
-
-  @action
-  void _hideTransaction() =>
-      actionlistDisplayMode.remove(ActionListDisplayMode.transactions);
-
-  @action
-  void _hideTrades() =>
-      actionlistDisplayMode.remove(ActionListDisplayMode.trades);
-
-  @action
-  void _showTransaction() =>
-      actionlistDisplayMode.add(ActionListDisplayMode.transactions);
-
-  @action
-  void _showTrades() => actionlistDisplayMode.add(ActionListDisplayMode.trades);
-}

lib/view_model/transaction_details_view_model.dart

@@ -184,7 +184,7 @@ abstract class TransactionDetailsViewModelBase with Store {
       case WalletType.monero:
         return 'https://monero.com/tx/${txId}';
       case WalletType.bitcoin:
-        return 'https://www.blockchain.com/btc/tx/${txId}';
+        return 'https://mempool.space/tx/${txId}';
       case WalletType.litecoin:
         return 'https://blockchair.com/litecoin/transaction/${txId}';
       case WalletType.haven:
@@ -199,7 +199,7 @@ abstract class TransactionDetailsViewModelBase with Store {
       case WalletType.monero:
         return S.current.view_transaction_on + 'Monero.com';
       case WalletType.bitcoin:
-        return S.current.view_transaction_on + 'Blockchain.com';
+        return S.current.view_transaction_on + 'mempool.space';
       case WalletType.litecoin:
         return S.current.view_transaction_on + 'Blockchair.com';
       case WalletType.haven: