Add trocador exchange provider

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

@@ -9,7 +9,8 @@ class TradeRow extends StatelessWidget {
     required this.to,
     required this.createdAtFormattedDate,
     this.onTap,
-    this.formattedAmount,});
+    this.formattedAmount,
+  });
 
   final VoidCallback? onTap;
   final ExchangeProviderDescription provider;
@@ -35,47 +36,40 @@ class TradeRow extends StatelessWidget {
               SizedBox(width: 12),
               Expanded(
                   child: Column(
-                    mainAxisSize: MainAxisSize.min,
-                    children: [
-                      Row(
-                          mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                          children: <Widget>[
-                            Text('${from.toString()} → ${to.toString()}',
-                                style: TextStyle(
-                                    fontSize: 16,
-                                    fontWeight: FontWeight.w500,
-                                    color: Theme.of(context).accentTextTheme!.headline2!.backgroundColor!
-                                )),
-                            formattedAmount != null
-                                ? Text(formattedAmount! + ' ' + amountCrypto,
-                                style: TextStyle(
-                                    fontSize: 16,
-                                    fontWeight: FontWeight.w500,
-                                    color: Theme.of(context).accentTextTheme!.headline2!.backgroundColor!
-                                ))
-                                : Container()
-                          ]),
-                      SizedBox(height: 5),
-                      Row(
-                          mainAxisAlignment: MainAxisAlignment.spaceBetween,
-                          children: <Widget>[
-                            if (createdAtFormattedDate != null)
-                              Text(createdAtFormattedDate!,
-                                  style: TextStyle(
-                                      fontSize: 14,
-                                      color: Theme.of(context).textTheme!
-                                          .overline!.backgroundColor!))
-                          ])
-                    ],
-                  )
-              )
+                mainAxisSize: MainAxisSize.min,
+                children: [
+                  Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: <Widget>[
+                    Text('${from.toString()} → ${to.toString()}',
+                        style: TextStyle(
+                            fontSize: 16,
+                            fontWeight: FontWeight.w500,
+                            color: Theme.of(context).accentTextTheme!.headline2!.backgroundColor!)),
+                    formattedAmount != null
+                        ? Text(formattedAmount! + ' ' + amountCrypto,
+                            style: TextStyle(
+                                fontSize: 16,
+                                fontWeight: FontWeight.w500,
+                                color:
+                                    Theme.of(context).accentTextTheme!.headline2!.backgroundColor!))
+                        : Container()
+                  ]),
+                  SizedBox(height: 5),
+                  Row(mainAxisAlignment: MainAxisAlignment.spaceBetween, children: <Widget>[
+                    if (createdAtFormattedDate != null)
+                      Text(createdAtFormattedDate!,
+                          style: TextStyle(
+                              fontSize: 14,
+                              color: Theme.of(context).textTheme!.overline!.backgroundColor!))
+                  ])
+                ],
+              ))
             ],
           ),
         ));
   }
 
-  Image? _getPoweredImage(ExchangeProviderDescription provider) {
-    Image? image;
+  Widget? _getPoweredImage(ExchangeProviderDescription provider) {
+    Widget? image;
 
     switch (provider) {
       case ExchangeProviderDescription.xmrto:
@@ -93,10 +87,15 @@ class TradeRow extends StatelessWidget {
       case ExchangeProviderDescription.simpleSwap:
         image = Image.asset('assets/images/simpleSwap.png', width: 36, height: 36);
         break;
+      case ExchangeProviderDescription.trocador:
+        image = ClipRRect(
+            borderRadius: BorderRadius.circular(50),
+            child: Image.asset('assets/images/trocador.png', width: 36, height: 36));
+        break;
       default:
         image = null;
     }
 
     return image;
   }
-}
+}

lib/src/screens/new_wallet/advanced_privacy_settings_page.dart

@@ -1,7 +1,11 @@
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 import 'package:cake_wallet/src/screens/nodes/widgets/node_form.dart';
+import 'package:cake_wallet/src/screens/settings/widgets/settings_choices_cell.dart';
 import 'package:cake_wallet/src/screens/settings/widgets/settings_switcher_cell.dart';
 import 'package:cake_wallet/view_model/node_list/node_create_or_edit_view_model.dart';
 import 'package:cake_wallet/view_model/advanced_privacy_settings_view_model.dart';
+import 'package:cake_wallet/view_model/settings/choices_list_item.dart';
+import 'package:cake_wallet/view_model/settings/switcher_list_item.dart';
 import 'package:flutter_mobx/flutter_mobx.dart';
 import 'package:flutter/material.dart';
 import 'package:cake_wallet/generated/i18n.dart';
@@ -48,9 +52,14 @@ class _AdvancedPrivacySettingsBodyState extends State<AdvancedPrivacySettingsBod
         content: Column(
           crossAxisAlignment: CrossAxisAlignment.center,
           children: [
-            ...widget.privacySettingsViewModel.settings.map(
+            ...widget.privacySettingsViewModel.settings.whereType<ChoicesListItem<FiatApiMode>>().map(
               (item) => Observer(
-                builder: (_) => SettingsSwitcherCell(
+                builder: (_) =>  SettingsChoicesCell(item)
+              ),
+            ),
+            ...widget.privacySettingsViewModel.settings.whereType<SwitcherListItem>().map(
+              (item) => Observer(
+                builder: (_) =>  SettingsSwitcherCell(
                   title: item.title,
                   value: item.value(),
                   onValueChange: item.onValueChange,

lib/src/screens/settings/privacy_page.dart

@@ -1,6 +1,9 @@
+import 'package:cake_wallet/entities/fiat_api_mode.dart';
 import 'package:cake_wallet/generated/i18n.dart';
 import 'package:cake_wallet/src/screens/base_page.dart';
+import 'package:cake_wallet/src/screens/settings/widgets/settings_choices_cell.dart';
 import 'package:cake_wallet/src/screens/settings/widgets/settings_switcher_cell.dart';
+import 'package:cake_wallet/view_model/settings/choices_list_item.dart';
 import 'package:cake_wallet/view_model/settings/privacy_settings_view_model.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_mobx/flutter_mobx.dart';
@@ -21,18 +24,22 @@ class PrivacyPage extends BasePage {
           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,
-                  onValueChange: (BuildContext context, bool value) {
-                    _privacySettingsViewModel.setEnableExchange(value);
-                  }),
+              SettingsChoicesCell(
+                ChoicesListItem<FiatApiMode>(
+                  title: S.current.fiat_api,
+                  items: FiatApiMode.all,
+                  selectedItem: _privacySettingsViewModel.fiatApi,
+                  onItemSelected: (FiatApiMode mode) => _privacySettingsViewModel.setFiatMode(mode),
+                ),
+              ),
+              SettingsChoicesCell(
+                ChoicesListItem<FiatApiMode>(
+                  title: S.current.exchange,
+                  items: FiatApiMode.all,
+                  selectedItem: _privacySettingsViewModel.exchangeStatus,
+                  onItemSelected: (FiatApiMode mode) => _privacySettingsViewModel.setEnableExchange(mode),
+                ),
+              ),
               SettingsSwitcherCell(
                   title: S.current.settings_save_recipient_address,
                   value: _privacySettingsViewModel.shouldSaveRecipientAddress,