CW-370-add-options-to-enable-disable-buy-and-sell-actions (#920)

* feat: In the privacy settings screen, add 2 options to Enable/Disable Buy and Sell actions

* fix: add strings

* fix: add the rest of the strings

* fix: disable instead of hide buy & sell buttons

* fix: use disableSell

* fix: main actions able to be onTapped even when disabled

lib/core/backup_service.dart

@@ -210,6 +210,8 @@ class BackupService {
     final currentFiatCurrency = data[PreferencesKey.currentFiatCurrencyKey] as String?;
     final shouldSaveRecipientAddress = data[PreferencesKey.shouldSaveRecipientAddressKey] as bool?;
     final isAppSecure = data[PreferencesKey.isAppSecureKey] as bool?;
+    final disableBuy = data[PreferencesKey.disableBuyKey] as bool?;
+    final disableSell = data[PreferencesKey.disableSellKey] as bool?;
     final currentTransactionPriorityKeyLegacy = data[PreferencesKey.currentTransactionPriorityKeyLegacy] as int?;
     final allowBiometricalAuthentication = data[PreferencesKey.allowBiometricalAuthenticationKey] as bool?;
     final currentBitcoinElectrumSererId = data[PreferencesKey.currentBitcoinElectrumSererIdKey] as int?;
@@ -251,6 +253,16 @@ class BackupService {
           PreferencesKey.isAppSecureKey,
           isAppSecure);
 
+    if (disableBuy != null)
+      await _sharedPreferences.setBool(
+          PreferencesKey.disableBuyKey,
+          disableBuy);
+
+    if (disableSell != null)
+      await _sharedPreferences.setBool(
+          PreferencesKey.disableSellKey,
+          disableSell);
+
     if (currentTransactionPriorityKeyLegacy != null)
       await _sharedPreferences.setInt(
         PreferencesKey.currentTransactionPriorityKeyLegacy,
@@ -421,6 +433,10 @@ class BackupService {
           _sharedPreferences.getString(PreferencesKey.currentFiatCurrencyKey),
       PreferencesKey.shouldSaveRecipientAddressKey: _sharedPreferences
           .getBool(PreferencesKey.shouldSaveRecipientAddressKey),
+      PreferencesKey.disableBuyKey: _sharedPreferences
+          .getBool(PreferencesKey.disableBuyKey),
+      PreferencesKey.disableSellKey: _sharedPreferences
+          .getBool(PreferencesKey.disableSellKey),
       PreferencesKey.isDarkThemeLegacy:
           _sharedPreferences.getBool(PreferencesKey.isDarkThemeLegacy),
       PreferencesKey.currentPinLength:

lib/entities/main_actions.dart

@@ -47,23 +47,23 @@ class MainActions {
       switch (walletType) {
         case WalletType.bitcoin:
         case WalletType.litecoin:
-          if (DeviceInfo.instance.isMobile) {
-            Navigator.of(context).pushNamed(Routes.onramperPage);
-          } else {
-            final uri = getIt
-                .get<OnRamperBuyProvider>()
-                .requestUrl();
-            await launchUrl(uri);
+          if (viewModel.isEnabledBuyAction) {
+            if (DeviceInfo.instance.isMobile) {
+              Navigator.of(context).pushNamed(Routes.onramperPage);
+            } else {
+              final uri = getIt.get<OnRamperBuyProvider>().requestUrl();
+              await launchUrl(uri);
+            }
           }
           break;
         case WalletType.monero:
-          if (DeviceInfo.instance.isMobile) {
-            Navigator.of(context).pushNamed(Routes.payfuraPage);
-          } else {
-            final uri = getIt
-                .get<PayfuraBuyProvider>()
-                .requestUrl();
-            await launchUrl(uri);
+          if (viewModel.isEnabledBuyAction) {
+            if (DeviceInfo.instance.isMobile) {
+              Navigator.of(context).pushNamed(Routes.payfuraPage);
+            } else {
+              final uri = getIt.get<PayfuraBuyProvider>().requestUrl();
+              await launchUrl(uri);
+            }
           }
           break;
         default:
@@ -118,12 +118,14 @@ class MainActions {
 
       switch (walletType) {
         case WalletType.bitcoin:
-          final moonPaySellProvider = MoonPaySellProvider();
-          final uri = await moonPaySellProvider.requestUrl(
-            currency: viewModel.wallet.currency,
-            refundWalletAddress: viewModel.wallet.walletAddresses.address,
-          );
-          await launchUrl(uri);
+          if (viewModel.isEnabledSellAction) {
+            final moonPaySellProvider = MoonPaySellProvider();
+            final uri = await moonPaySellProvider.requestUrl(
+              currency: viewModel.wallet.currency,
+              refundWalletAddress: viewModel.wallet.walletAddresses.address,
+            );
+            await launchUrl(uri);
+          }
           break;
         default:
           await showPopUp<void>(

lib/entities/preferences_key.dart

@@ -10,6 +10,8 @@ class PreferencesKey {
   static const currentBalanceDisplayModeKey = 'current_balance_display_mode';
   static const shouldSaveRecipientAddressKey = 'save_recipient_address';
   static const isAppSecureKey = 'is_app_secure';
+  static const disableBuyKey = 'disable_buy';
+  static const disableSellKey = 'disable_sell';
   static const currentFiatApiModeKey = 'current_fiat_api_mode';
   static const allowBiometricalAuthenticationKey =
       'allow_biometrical_authentication';

lib/src/screens/settings/privacy_page.dart

@@ -50,11 +50,23 @@ class PrivacyPage extends BasePage {
                   _privacySettingsViewModel.setShouldSaveRecipientAddress(value);
                 }),
             if (Platform.isAndroid)
+              SettingsSwitcherCell(
+                  title: S.current.prevent_screenshots,
+                  value: _privacySettingsViewModel.isAppSecure,
+                  onValueChange: (BuildContext _, bool value) {
+                    _privacySettingsViewModel.setIsAppSecure(value);
+                  }),
             SettingsSwitcherCell(
-                title: S.current.prevent_screenshots,
-                value: _privacySettingsViewModel.isAppSecure,
+                title: S.current.disable_buy,
+                value: _privacySettingsViewModel.disableBuy,
                 onValueChange: (BuildContext _, bool value) {
-                  _privacySettingsViewModel.setIsAppSecure(value);
+                  _privacySettingsViewModel.setDisableBuy(value);
+                }),
+            SettingsSwitcherCell(
+                title: S.current.disable_sell,
+                value: _privacySettingsViewModel.disableSell,
+                onValueChange: (BuildContext _, bool value) {
+                  _privacySettingsViewModel.setDisableSell(value);
                 }),
           ],
         );

lib/store/settings_store.dart

@@ -34,6 +34,8 @@ abstract class SettingsStoreBase with Store {
       required BalanceDisplayMode initialBalanceDisplayMode,
       required bool initialSaveRecipientAddress,
       required bool initialAppSecure,
+      required bool initialDisableBuy,
+      required bool initialDisableSell,
       required FiatApiMode initialFiatMode,
       required bool initialAllowBiometricalAuthentication,
       required ExchangeApiMode initialExchangeStatus,
@@ -57,6 +59,8 @@ abstract class SettingsStoreBase with Store {
     balanceDisplayMode = initialBalanceDisplayMode,
     shouldSaveRecipientAddress = initialSaveRecipientAddress,
         isAppSecure = initialAppSecure,
+    disableBuy = initialDisableBuy,
+    disableSell = initialDisableSell,
     fiatApiMode = initialFiatMode,
     allowBiometricalAuthentication = initialAllowBiometricalAuthentication,
         shouldShowMarketPlaceInDashboard = initialShouldShowMarketPlaceInDashboard,
@@ -130,6 +134,16 @@ abstract class SettingsStoreBase with Store {
       }
     });
 
+    reaction(
+        (_) => disableBuy,
+        (bool disableBuy) => sharedPreferences.setBool(
+            PreferencesKey.disableBuyKey, disableBuy));
+
+    reaction(
+        (_) => disableSell,
+        (bool disableSell) => sharedPreferences.setBool(
+            PreferencesKey.disableSellKey, disableSell));
+
     if (Platform.isAndroid) {
       setIsAppSecureNative(isAppSecure);
     }
@@ -217,6 +231,12 @@ abstract class SettingsStoreBase with Store {
   @observable
   bool isAppSecure;
 
+  @observable
+  bool disableBuy;
+
+  @observable
+  bool disableSell;
+
   @observable
   bool allowBiometricalAuthentication;
 
@@ -309,6 +329,10 @@ abstract class SettingsStoreBase with Store {
         sharedPreferences.getBool(PreferencesKey.shouldSaveRecipientAddressKey) ?? false;
     final isAppSecure =
         sharedPreferences.getBool(PreferencesKey.isAppSecureKey) ?? false;
+    final disableBuy =
+        sharedPreferences.getBool(PreferencesKey.disableBuyKey) ?? false;
+    final disableSell =
+        sharedPreferences.getBool(PreferencesKey.disableSellKey) ?? false;
     final currentFiatApiMode = FiatApiMode.deserialize(
         raw: sharedPreferences
             .getInt(PreferencesKey.currentFiatApiModeKey) ?? FiatApiMode.enabled.raw);
@@ -388,6 +412,8 @@ abstract class SettingsStoreBase with Store {
         initialBalanceDisplayMode: currentBalanceDisplayMode,
         initialSaveRecipientAddress: shouldSaveRecipientAddress,
         initialAppSecure: isAppSecure,
+        initialDisableBuy: disableBuy,
+        initialDisableSell: disableSell,
         initialFiatMode: currentFiatApiMode,
         initialAllowBiometricalAuthentication: allowBiometricalAuthentication,
         initialExchangeStatus: exchangeStatus,
@@ -435,6 +461,10 @@ abstract class SettingsStoreBase with Store {
         sharedPreferences.getBool(PreferencesKey.shouldSaveRecipientAddressKey) ?? shouldSaveRecipientAddress;
     isAppSecure =
         sharedPreferences.getBool(PreferencesKey.isAppSecureKey) ?? isAppSecure;
+    disableBuy =
+        sharedPreferences.getBool(PreferencesKey.disableBuyKey) ?? disableBuy;
+    disableSell =
+        sharedPreferences.getBool(PreferencesKey.disableSellKey) ?? disableSell;
     allowBiometricalAuthentication = sharedPreferences
         .getBool(PreferencesKey.allowBiometricalAuthenticationKey) ??
         allowBiometricalAuthentication;

lib/view_model/dashboard/dashboard_view_model.dart

@@ -46,9 +46,7 @@ abstract class DashboardViewModelBase with Store {
       required this.anonpayTransactionsStore})
   : isOutdatedElectrumWallet = false,
     hasSellAction = false,
-    isEnabledSellAction = false,
     hasBuyAction = false,
-    isEnabledBuyAction = false,
     hasExchangeAction = false,
     isShowFirstYatIntroduction = false,
     isShowSecondYatIntroduction = false,
@@ -287,14 +285,19 @@ abstract class DashboardViewModelBase with Store {
   @observable
   bool hasExchangeAction;
 
-  @observable
-  bool isEnabledBuyAction;
+  @computed
+  bool get isEnabledBuyAction =>
+      !settingsStore.disableBuy && wallet.type != WalletType.haven;
 
   @observable
   bool hasBuyAction;
 
-  @observable
-  bool isEnabledSellAction;
+  @computed
+  bool get isEnabledSellAction =>
+      !settingsStore.disableSell &&
+      wallet.type != WalletType.haven &&
+      wallet.type != WalletType.monero &&
+      wallet.type != WalletType.litecoin;
 
   @observable
   bool hasSellAction;
@@ -398,11 +401,7 @@ abstract class DashboardViewModelBase with Store {
 
   void updateActions() {
     hasExchangeAction = !isHaven;
-    isEnabledBuyAction = wallet.type != WalletType.haven;
     hasBuyAction = !isHaven;
-    isEnabledSellAction = wallet.type != WalletType.haven
-      && wallet.type != WalletType.monero
-      && wallet.type != WalletType.litecoin;
     hasSellAction = !isHaven;
   }
 }

lib/view_model/settings/privacy_settings_view_model.dart

@@ -24,6 +24,12 @@ abstract class PrivacySettingsViewModelBase with Store {
   @computed
   bool get isAppSecure => _settingsStore.isAppSecure;
 
+  @computed
+  bool get disableBuy => _settingsStore.disableBuy;
+
+  @computed
+  bool get disableSell => _settingsStore.disableSell;
+
   @action
   void setShouldSaveRecipientAddress(bool value) => _settingsStore.shouldSaveRecipientAddress = value;
 
@@ -36,4 +42,10 @@ abstract class PrivacySettingsViewModelBase with Store {
   @action
   void setIsAppSecure(bool value) => _settingsStore.isAppSecure = value;
 
+  @action
+  void setDisableBuy(bool value) => _settingsStore.disableBuy = value;
+
+  @action
+  void setDisableSell(bool value) => _settingsStore.disableSell = value;
+
 }