Merge branch 'master' into tooltip

blue_modules/BlueElectrum.js

@@ -1,8 +1,10 @@
+/* global alert */
 import AsyncStorage from '@react-native-async-storage/async-storage';
-import { Platform } from 'react-native';
+import { Platform, Alert } from 'react-native';
 import { AppStorage, LegacyWallet, SegwitBech32Wallet, SegwitP2SHWallet } from '../class';
 import DefaultPreference from 'react-native-default-preference';
 import RNWidgetCenter from 'react-native-widget-center';
+import loc from '../loc';
 const bitcoin = require('bitcoinjs-lib');
 const ElectrumClient = require('electrum-client');
 const reverse = require('buffer-reverse');
@@ -32,6 +34,7 @@ let mainConnected = false;
 let wasConnectedAtLeastOnce = false;
 let serverName = false;
 let disableBatching = false;
+let connectionAttempt = 0;
 
 let latestBlockheight = false;
 let latestBlockheightTimestamp = false;
@@ -96,13 +99,89 @@ async function connectMain() {
 
   if (!mainConnected) {
     console.log('retry');
+    connectionAttempt = connectionAttempt + 1;
     mainClient.close && mainClient.close();
-    setTimeout(connectMain, 500);
+    if (connectionAttempt >= 5) {
+      presentNetworkErrorAlert(usingPeer);
+    } else {
+      setTimeout(connectMain, 500);
+    }
   }
 }
 
 connectMain();
 
+async function presentNetworkErrorAlert(usingPeer) {
+  Alert.alert(
+    loc.errors.network,
+    loc.formatString(
+      usingPeer ? loc.settings.electrum_unable_to_connect : loc.settings.electrum_error_connect,
+      usingPeer ? { server: `${usingPeer.host}:${usingPeer.ssl ?? usingPeer.tcp}` } : {},
+    ),
+    [
+      {
+        text: loc.wallets.list_tryagain,
+        onPress: () => {
+          connectionAttempt = 0;
+          mainClient.close() && mainClient.close();
+          setTimeout(connectMain, 500);
+        },
+        style: 'default',
+      },
+      {
+        text: loc.settings.electrum_reset,
+        onPress: () => {
+          Alert.alert(
+            loc.settings.electrum_reset,
+            loc.settings.electrum_reset_to_default,
+            [
+              {
+                text: loc._.cancel,
+                style: 'cancel',
+                onPress: () => {},
+              },
+              {
+                text: loc._.ok,
+                style: 'destructive',
+                onPress: async () => {
+                  await AsyncStorage.setItem(AppStorage.ELECTRUM_HOST, '');
+                  await AsyncStorage.setItem(AppStorage.ELECTRUM_TCP_PORT, '');
+                  await AsyncStorage.setItem(AppStorage.ELECTRUM_SSL_PORT, '');
+                  try {
+                    await DefaultPreference.setName('group.io.bluewallet.bluewallet');
+                    await DefaultPreference.clear(AppStorage.ELECTRUM_HOST);
+                    await DefaultPreference.clear(AppStorage.ELECTRUM_SSL_PORT);
+                    await DefaultPreference.clear(AppStorage.ELECTRUM_TCP_PORT);
+                    RNWidgetCenter.reloadAllTimelines();
+                  } catch (e) {
+                    // Must be running on Android
+                    console.log(e);
+                  }
+                  alert(loc.settings.electrum_saved);
+                  setTimeout(connectMain, 500);
+                },
+              },
+            ],
+            { cancelable: true },
+          );
+          connectionAttempt = 0;
+          mainClient.close() && mainClient.close();
+        },
+        style: 'destructive',
+      },
+      {
+        text: loc._.cancel,
+        onPress: () => {
+          connectionAttempt = 0;
+          mainClient.close() && mainClient.close();
+        },
+        style: 'cancel',
+      },
+    ],
+    { cancelable: false },
+  );
+}
+
 /**
  * Returns random hardcoded electrum server guaranteed to work
  * at the time of writing.
@@ -454,6 +533,8 @@ module.exports.waitTillConnected = async function () {
 
       if (retriesCounter++ >= 30) {
         clearInterval(waitTillConnectedInterval);
+        connectionAttempt = 0;
+        presentNetworkErrorAlert();
         reject(new Error('Waiting for Electrum connection timeout'));
       }
     }, 500);

loc/en.json

@@ -274,7 +274,9 @@
     "electrum_clear_alert_ok": "Ok",
     "electrum_select": "Select",
     "electrum_reset": "Reset to default",
+    "electrum_unable_to_connect": "Unable to connect to {server}.",
     "electrum_history": "Server history",
+    "electrum_reset_to_default": "Are you sure to want to reset your Electrum settings to default?",
     "electrum_clear": "Clear",
     "encrypt_decrypt": "Decrypt Storage",
     "encrypt_decrypt_q": "Are you sure you want to decrypt your storage? This will allow your wallets to be accessed without a password.",