V4.6.1 report fixes (#859)

* Add exception handler to anypay api response failure

* Check if context is still mounted before fetching iPad position

* Add user connection issue to ignored errors

* Wrap launchURL in empty try catch to avoid package un-needed exceptions

lib/anypay/anypay_api.dart

@@ -1,5 +1,6 @@
 import 'dart:convert';
 import 'package:cake_wallet/anypay/any_pay_payment_committed_info.dart';
+import 'package:cake_wallet/utils/exception_handler.dart';
 import 'package:flutter/foundation.dart';
 import 'package:http/http.dart';
 import 'package:cw_core/crypto_currency.dart';
@@ -55,6 +56,7 @@ class AnyPayApi {
 		final response = await post(url, headers: headers, body: utf8.encode(json.encode(body)));
 
     if (response.statusCode != 200) {
+			ExceptionHandler.onError(FlutterErrorDetails(exception: response));
       throw Exception('Unexpected response http code: ${response.statusCode}');
 		}
 

lib/utils/exception_handler.dart

@@ -136,9 +136,11 @@ class ExceptionHandler {
     "errno = 54", // SocketException: Connection reset by peer
     "errno = 57", // SocketException: Read failed (OS Error: Socket is not connected)
     "errno = 60", // SocketException: Operation timed out
+    "errno = 65", // SocketException: No route to host
     "errno = 103", // SocketException: Software caused connection abort
     "errno = 104", // SocketException: Connection reset by peer
     "errno = 110", // SocketException: Connection timed out
+    "HttpException: Connection reset by peer",
     "HttpException: Connection closed before full header was received",
     "HandshakeException: Connection terminated during handshake",
     "PERMISSION_NOT_GRANTED",

lib/utils/share_util.dart

@@ -28,7 +28,11 @@ class ShareUtil {
     );
   }
 
-  static Rect? _sharePosition(BuildContext context) {
+  static Rect _sharePosition(BuildContext context) {
+    if (!context.mounted) {
+      return Rect.zero;
+    }
+
     final box = context.findRenderObject() as RenderBox?;
 
     return box!.localToGlobal(Offset.zero) & box.size;

lib/view_model/order_details_view_model.dart

@@ -81,21 +81,23 @@ abstract class OrderDetailsViewModelBase with Store {
               : S.current.trade_details_fetching),
     ]);
 
-    if (order.provider != null) {
-      items.add(
-        StandartListItem(
-            title: 'Buy provider',
-            value: order.provider.title)
-      );
-    }
+    items.add(
+      StandartListItem(
+          title: 'Buy provider',
+          value: order.provider.title)
+    );
 
-    if (_provider!.trackUrl?.isNotEmpty ?? false) {
+    if (_provider?.trackUrl.isNotEmpty ?? false) {
       final buildURL = _provider!.trackUrl + '${order.transferId}';
       items.add(
         TrackTradeListItem(
             title: 'Track',
             value: buildURL,
-            onTap: () => launch(buildURL)
+            onTap: () {
+              try {
+                launch(buildURL);
+              } catch (e) {}
+            }
         )
       );
     }

lib/view_model/trade_details_view_model.dart

@@ -21,6 +21,7 @@ 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:url_launcher/url_launcher.dart';
+
 part 'trade_details_view_model.g.dart';
 
 class TradeDetailsViewModel = TradeDetailsViewModelBase with _$TradeDetailsViewModel;
@@ -121,23 +122,26 @@ abstract class TradeDetailsViewModelBase with Store {
           title: 'Track',
           value: buildURL,
           onTap: () {
-            launch(buildURL);
+            _launchUrl(buildURL);
           }));
     }
 
     if (trade.provider == ExchangeProviderDescription.sideShift) {
       final buildURL = 'https://sideshift.ai/orders/${trade.id.toString()}';
-      items.add(TrackTradeListItem(title: 'Track', value: buildURL, onTap: () => launch(buildURL)));
+      items.add(
+          TrackTradeListItem(title: 'Track', value: buildURL, onTap: () => _launchUrl(buildURL)));
     }
 
     if (trade.provider == ExchangeProviderDescription.simpleSwap) {
       final buildURL = 'https://simpleswap.io/exchange?id=${trade.id.toString()}';
-      items.add(TrackTradeListItem(title: 'Track', value: buildURL, onTap: () => launch(buildURL)));
+      items.add(
+          TrackTradeListItem(title: 'Track', value: buildURL, onTap: () => _launchUrl(buildURL)));
     }
 
     if (trade.provider == ExchangeProviderDescription.trocador) {
       final buildURL = 'https://trocador.app/en/checkout/${trade.id.toString()}';
-      items.add(TrackTradeListItem(title: 'Track', value: buildURL, onTap: () => launch(buildURL)));
+      items.add(
+          TrackTradeListItem(title: 'Track', value: buildURL, onTap: () => _launchUrl(buildURL)));
 
       items.add(StandartListItem(
           title: '${trade.providerName} ${S.current.id.toUpperCase()}',
@@ -148,4 +152,10 @@ abstract class TradeDetailsViewModelBase with Store {
             title: '${trade.providerName} ${S.current.password}', value: trade.password ?? ''));
     }
   }
+
+  void _launchUrl(String url) {
+    try {
+      launch(url);
+    } catch (e) {}
+  }
 }

lib/view_model/transaction_details_view_model.dart

@@ -14,7 +14,6 @@ import 'package:cake_wallet/store/settings_store.dart';
 import 'package:cake_wallet/generated/i18n.dart';
 import 'package:url_launcher/url_launcher.dart';
 import 'package:cake_wallet/monero/monero.dart';
-import 'package:cake_wallet/haven/haven.dart';
 
 part 'transaction_details_view_model.g.dart';
 
@@ -150,7 +149,11 @@ abstract class TransactionDetailsViewModelBase with Store {
     items.add(BlockExplorerListItem(
         title: S.current.view_in_block_explorer,
         value: _explorerDescription(type),
-        onTap: () => launch(_explorerUrl(type, tx.id))));
+        onTap: () {
+          try {
+            launch(_explorerUrl(type, tx.id));
+          } catch (e) {}
+        }));
 
     final description = transactionDescriptionBox.values.firstWhere(
         (val) => val.id == transactionInfo.id,