Cw 473 exchange refactoring (#1126)

* CW-473 Remove deprecated Exchanges

* CW-473 Clean up Exchange Code

* CW-473 Add Decimals to Crypto Enums

* CW-473 Fix minor merge error

* CW-473 Fix minor merge error

* CW-473 Fix FAQ Locals

* CW-473 Apply requested changes

* CW-473 Show Error if Exchange Provider is not supported anymore

* CW-473 Implement Requested Changes

lib/src/screens/exchange/exchange_template_page.dart

@@ -1,6 +1,6 @@
 import 'package:cake_wallet/themes/extensions/exchange_page_theme.dart';
 import 'package:cake_wallet/themes/extensions/keyboard_theme.dart';
-import 'package:cake_wallet/exchange/exchange_provider.dart';
+import 'package:cake_wallet/exchange/provider/exchange_provider.dart';
 import 'package:cake_wallet/src/screens/base_page.dart';
 import 'package:cake_wallet/src/widgets/keyboard_done_button.dart';
 import 'package:flutter/material.dart';
@@ -9,9 +9,6 @@ import 'package:keyboard_actions/keyboard_actions.dart';
 import 'package:mobx/mobx.dart';
 import 'package:cake_wallet/generated/i18n.dart';
 import 'package:cw_core/crypto_currency.dart';
-import 'package:cake_wallet/exchange/xmrto/xmrto_exchange_provider.dart';
-// import 'package:cake_wallet/exchange/exchange_trade_state.dart';
-// import 'package:cake_wallet/exchange/limits_state.dart';
 import 'package:cake_wallet/src/screens/exchange/widgets/exchange_card.dart';
 import 'package:cake_wallet/src/widgets/primary_button.dart';
 import 'package:cake_wallet/src/widgets/scollable_with_bottom_section.dart';
@@ -176,9 +173,7 @@ class ExchangeTemplatePage extends BasePage {
                                   exchangeViewModel.wallet.currency
                                   ? exchangeViewModel.wallet.walletAddresses.address
                                   : exchangeViewModel.receiveAddress,
-                              initialIsAmountEditable:
-                              exchangeViewModel.provider is
-                              XMRTOExchangeProvider ? true : false,
+                              initialIsAmountEditable: false,
                               initialIsAddressEditable:
                               exchangeViewModel.isReceiveAddressEnabled,
                               isAmountEstimated: true,
@@ -205,26 +200,25 @@ class ExchangeTemplatePage extends BasePage {
               bottomSectionPadding:
               EdgeInsets.only(left: 24, right: 24, bottom: 24),
               bottomSection: Column(children: <Widget>[
-                Padding(
-                  padding: EdgeInsets.only(bottom: 15),
-                  child: Observer(builder: (_) {
-                    final description =
-                    exchangeViewModel.provider is XMRTOExchangeProvider
-                        ? S.of(context).amount_is_guaranteed
-                        : S.of(context).amount_is_estimate;
-                    return Center(
-                      child: Text(
-                        description,
-                        textAlign: TextAlign.center,
-                        style: TextStyle(
-                            color: Theme.of(context).extension<ExchangePageTheme>()!.receiveAmountColor,
-                            fontWeight: FontWeight.w500,
-                            fontSize: 12),
+                    Padding(
+                      padding: EdgeInsets.only(bottom: 15),
+                      child: Observer(
+                        builder: (_) => Center(
+                          child: Text(
+                            S.of(context).amount_is_estimate,
+                            textAlign: TextAlign.center,
+                            style: TextStyle(
+                              color: Theme.of(context)
+                                  .extension<ExchangePageTheme>()!
+                                  .receiveAmountColor,
+                              fontWeight: FontWeight.w500,
+                              fontSize: 12,
+                            ),
+                          ),
+                        ),
                       ),
-                    );
-                  }),
-                ),
-                PrimaryButton(
+                    ),
+                    PrimaryButton(
                     onPressed: () {
                       if (_formKey.currentState != null && _formKey.currentState!.validate()) {
                         exchangeViewModel.addTemplate(
@@ -340,9 +334,7 @@ class ExchangeTemplatePage extends BasePage {
         });
 
     reaction((_) => exchangeViewModel.provider, (ExchangeProvider? provider) {
-      provider is XMRTOExchangeProvider
-          ? receiveKey.currentState!.isAmountEditable(isEditable: true)
-          : receiveKey.currentState!.isAmountEditable(isEditable: false);
+      receiveKey.currentState!.isAmountEditable(isEditable: false);
     });
 
     /*reaction((_) => exchangeViewModel.limitsState, (LimitsState state) {

lib/src/screens/trade_details/trade_details_page.dart

@@ -1,18 +1,19 @@
+import 'package:auto_size_text/auto_size_text.dart';
+import 'package:cake_wallet/generated/i18n.dart';
+import 'package:cake_wallet/src/screens/base_page.dart';
+import 'package:cake_wallet/src/screens/trade_details/track_trade_list_item.dart';
+import 'package:cake_wallet/src/screens/trade_details/trade_details_list_card.dart';
+import 'package:cake_wallet/src/screens/trade_details/trade_details_status_item.dart';
+import 'package:cake_wallet/src/screens/trade_details/trade_provider_unsupported_item.dart';
+import 'package:cake_wallet/src/widgets/list_row.dart';
 import 'package:cake_wallet/src/widgets/standard_list.dart';
 import 'package:cake_wallet/src/widgets/standard_list_card.dart';
 import 'package:cake_wallet/src/widgets/standard_list_status_row.dart';
 import 'package:cake_wallet/utils/show_bar.dart';
 import 'package:cake_wallet/view_model/trade_details_view_model.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_mobx/flutter_mobx.dart';
-import 'package:cake_wallet/generated/i18n.dart';
-import 'package:cake_wallet/src/screens/base_page.dart';
-import 'package:cake_wallet/src/widgets/list_row.dart';
-import 'package:cake_wallet/src/screens/trade_details/track_trade_list_item.dart';
-import 'package:cake_wallet/src/screens/trade_details/trade_details_list_card.dart';
-import 'package:cake_wallet/src/screens/trade_details/trade_details_status_item.dart';
 
 class TradeDetailsPage extends BasePage {
   TradeDetailsPage(this.tradeDetailsViewModel);
@@ -23,8 +24,7 @@ class TradeDetailsPage extends BasePage {
   final TradeDetailsViewModel tradeDetailsViewModel;
 
   @override
-  Widget body(BuildContext context) =>
-      TradeDetailsPageBody(tradeDetailsViewModel);
+  Widget body(BuildContext context) => TradeDetailsPageBody(tradeDetailsViewModel);
 }
 
 class TradeDetailsPageBody extends StatefulWidget {
@@ -33,8 +33,7 @@ class TradeDetailsPageBody extends StatefulWidget {
   final TradeDetailsViewModel tradeDetailsViewModel;
 
   @override
-  TradeDetailsPageBodyState createState() =>
-      TradeDetailsPageBodyState(tradeDetailsViewModel);
+  TradeDetailsPageBodyState createState() => TradeDetailsPageBodyState(tradeDetailsViewModel);
 }
 
 class TradeDetailsPageBodyState extends State<TradeDetailsPageBody> {
@@ -51,7 +50,7 @@ class TradeDetailsPageBodyState extends State<TradeDetailsPageBody> {
   @override
   Widget build(BuildContext context) {
     return Observer(builder: (_) {
-      int itemsCount = tradeDetailsViewModel.items.length;
+      final itemsCount = tradeDetailsViewModel.items.length;
 
       return SectionStandardList(
           sectionCount: 1,
@@ -59,37 +58,39 @@ class TradeDetailsPageBodyState extends State<TradeDetailsPageBody> {
           itemBuilder: (__, index) {
             final item = tradeDetailsViewModel.items[index];
 
-            if (item is TrackTradeListItem) {
+            if (item is TrackTradeListItem)
               return GestureDetector(
                   onTap: item.onTap,
-                  child: ListRow(
-                      title: '${item.title}', value: '${item.value}'));
-            }
+                  child: ListRow(title: '${item.title}', value: '${item.value}'));
 
-            if (item is DetailsListStatusItem) {
-              return StandardListStatusRow(
-                  title: item.title,
-                  value: item.value);
-            }
+            if (item is DetailsListStatusItem)
+              return StandardListStatusRow(title: item.title, value: item.value);
 
-            if (item is TradeDetailsListCardItem) {
+            if (item is TradeDetailsListCardItem)
               return TradeDetailsStandardListCard(
-                  id: item.id,
-                  create: item.createdAt,
-                  pair: item.pair,
-                  currentTheme: tradeDetailsViewModel.settingsStore.currentTheme.type,
-                  onTap: item.onTap,);
-            }
+                id: item.id,
+                create: item.createdAt,
+                pair: item.pair,
+                currentTheme: tradeDetailsViewModel.settingsStore.currentTheme.type,
+                onTap: item.onTap,
+              );
 
-              return GestureDetector(
-                  onTap: () {
-                    Clipboard.setData(ClipboardData(text: '${item.value}'));
-                    showBar<void>(context, S.of(context).copied_to_clipboard);
-                  },
-                  child: ListRow(
-                      title: '${item.title}', value: '${item.value}'));
+            if (item is TradeProviderUnsupportedItem)
+              return AutoSizeText(item.value,
+                  textAlign: TextAlign.center,
+                  style: TextStyle(
+                    fontSize: 16,
+                    fontWeight: FontWeight.w500,
+                    color: Colors.red,
+                  ));
+
+            return GestureDetector(
+                onTap: () {
+                  Clipboard.setData(ClipboardData(text: '${item.value}'));
+                  showBar<void>(context, S.of(context).copied_to_clipboard);
+                },
+                child: ListRow(title: '${item.title}', value: '${item.value}'));
           });
     });
   }
-
 }

lib/src/screens/trade_details/trade_provider_unsupported_item.dart

@@ -0,0 +1,5 @@
+import 'package:cake_wallet/src/screens/transaction_details/standart_list_item.dart';
+
+class TradeProviderUnsupportedItem extends StandartListItem {
+  TradeProviderUnsupportedItem({required String error}) : super(title: '', value: error);
+}