check if node is connected before check balances

2022-08-14 16:34:24 +02:00 · 2022-08-14 16:34:24 +02:00 · 7b778a74b1
parent c603d2b201
commit 7b778a74b1
1 changed files with 9 additions and 0 deletions
--- a/lib/providers/substrate_sdk.dart
+++ b/lib/providers/substrate_sdk.dart
@ -152,6 +152,15 @@ class SubstrateSdk with ChangeNotifier {
  // }

  Future<Map<String, double>> getBalance(String address) async {
+    if (!nodeConnected) {
+      return {
+        'transferableBalance': 0,
+        'free': 0,
+        'unclaimedUds': 0,
+        'reserved': 0,
+      };
+    }
+
    // Get onchain storage values
    final Map balanceGlobal = await getStorage('system.account("$address")');
    final int? idtyIndex =