CW-653-Migrate-Tron-And-Solana-To-NowNodes (#1492)

* chore: Setup

* feat: Add NowNodes for Tron Wallet and switch it to be the default node for Tron

* feat: Add NowNodes for Solana Wallet and switch it to be the default node for Solana

* fix: Add nownodes entry to secrets

* fix: Remove pubspec.lock in shared external

* fix conflicts with main

* change secrets names

* feat: Remove Solana NowNodes config

* feat: Remove Solana NowNodes config

* feat: Revert commented out code

---------

Co-authored-by: OmarHatem <omarh.ismail1@gmail.com>

lib/entities/default_settings_migration.dart

@@ -37,7 +37,7 @@ const cakeWalletBitcoinCashDefaultNodeUri = 'bitcoincash.stackwallet.com:50002';
 const nanoDefaultNodeUri = 'rpc.nano.to';
 const nanoDefaultPowNodeUri = 'rpc.nano.to';
 const solanaDefaultNodeUri = 'rpc.ankr.com';
-const tronDefaultNodeUri = 'api.trongrid.io';
+const tronDefaultNodeUri = 'trx.nownodes.io';
 const newCakeWalletBitcoinUri = 'btc-electrum.cakewallet.com:50002';
 
 Future<void> defaultSettingsMigration(
@@ -234,7 +234,11 @@ Future<void> defaultSettingsMigration(
           await changeTronCurrentNodeToDefault(sharedPreferences: sharedPreferences, nodes: nodes);
           break;
         case 37:
+          await replaceTronDefaultNode(sharedPreferences: sharedPreferences, nodes: nodes);
+          break;
+        case 38:
           await fixBtcDerivationPaths(walletInfoSource);
+          break;
         default:
           break;
       }
@@ -1142,3 +1146,29 @@ Future<void> changeTronCurrentNodeToDefault(
 
   await sharedPreferences.setInt(PreferencesKey.currentTronNodeIdKey, nodeId);
 }
+
+Future<void> replaceTronDefaultNode({
+  required SharedPreferences sharedPreferences,
+  required Box<Node> nodes,
+}) async {
+  // Get the currently active node
+  final currentTronNodeId = sharedPreferences.getInt(PreferencesKey.currentTronNodeIdKey);
+  final currentTronNode =
+      nodes.values.firstWhereOrNull((Node node) => node.key == currentTronNodeId);
+
+  //Confirm if this node is part of the default nodes from CakeWallet
+  final tronDefaultNodeList = [
+    'tron-rpc.publicnode.com:443',
+    'api.trongrid.io',
+  ];
+  bool needsToBeReplaced =
+      currentTronNode == null ? true : tronDefaultNodeList.contains(currentTronNode.uriRaw);
+
+  // If it's a custom node, return. We don't want to switch users from their custom nodes
+  if (!needsToBeReplaced) {
+    return;
+  }
+
+  // If it's not, we switch user to the new default node: NowNodes
+  await changeTronCurrentNodeToDefault(sharedPreferences: sharedPreferences, nodes: nodes);
+}

lib/main.dart

@@ -202,7 +202,7 @@ Future<void> initializeAppConfigs() async {
     transactionDescriptions: transactionDescriptions,
     secureStorage: secureStorage,
     anonpayInvoiceInfo: anonpayInvoiceInfo,
-    initialMigrationVersion: 37,
+    initialMigrationVersion: 38,
   );
 }