wip: try to subscribe to each specifics balances

lib/main.dart

@@ -24,6 +24,7 @@ import 'package:gecko/models/chest_data.dart';
 import 'package:gecko/providers/chest_provider.dart';
 import 'package:gecko/models/g1_wallets_list.dart';
 import 'package:gecko/providers/generate_wallets.dart';
+import 'package:gecko/providers/subscribe_balances.dart';
 import 'package:gecko/providers/substrate_sdk.dart';
 import 'package:gecko/providers/wallets_profiles.dart';
 import 'package:gecko/providers/home.dart';
@@ -134,7 +135,8 @@ class Gecko extends StatelessWidget {
         ChangeNotifierProvider(create: (_) => WalletOptionsProvider()),
         ChangeNotifierProvider(create: (_) => SearchProvider()),
         ChangeNotifierProvider(create: (_) => CesiumPlusProvider()),
-        ChangeNotifierProvider(create: (_) => SubstrateSdk())
+        ChangeNotifierProvider(create: (_) => SubstrateSdk()),
+        ChangeNotifierProvider(create: (_) => SubscribeBalances())
       ],
       child: MaterialApp(
         builder: (context, widget) => ResponsiveWrapper.builder(

lib/providers/subscribe_balances.dart

@@ -0,0 +1,38 @@
+// ignore_for_file: avoid_print
+
+import 'package:flutter/material.dart';
+import 'package:gecko/globals.dart';
+import 'package:gecko/providers/substrate_sdk.dart';
+import 'package:provider/provider.dart';
+
+class SubscribeBalances with ChangeNotifier {
+  Map<String, double> balances = {};
+
+  Future<Map<String, double>> getBalance(
+      BuildContext context, String address) async {
+    SubstrateSdk _sub = Provider.of<SubstrateSdk>(context, listen: false);
+    // double balance = 0;
+
+    if (_sub.nodeConnected) {
+      await _sub.sdk.api.account.subscribeBalance(
+        address,
+        (p0) {
+          balances.clear();
+          // balances[address] = int.parse(p0.freeBalance) / 100;
+          balances.putIfAbsent(address, () => int.parse(p0.freeBalance) / 100);
+          // balances.update(address, (_) => int.parse(p0.freeBalance) / 100);
+          log.d('tatatatataata : ' + balances.toString());
+
+          notifyListeners();
+          // return balance;
+        },
+      );
+    }
+    log.d(balances);
+    return balances;
+  }
+
+  void reload() {
+    notifyListeners();
+  }
+}

lib/providers/wallet_options.dart

@@ -4,6 +4,7 @@ import 'dart:async';
 import 'package:gecko/globals.dart';
 import 'package:gecko/providers/my_wallets.dart';
 import 'package:gecko/models/wallet_data.dart';
+import 'package:gecko/providers/subscribe_balances.dart';
 import 'package:gecko/providers/substrate_sdk.dart';
 import 'package:gecko/screens/animated_text.dart';
 import 'package:gecko/screens/common_elements.dart';
@@ -301,42 +302,55 @@ class WalletOptionsProvider with ChangeNotifier {
   }
 }
 
-Map<String, String> balanceCache = {};
+Map<String, double> balanceCache = {};
 
 Widget balance(BuildContext context, String address, double size,
     [Color _color = Colors.black]) {
+  SubscribeBalances _subBalances =
+      Provider.of<SubscribeBalances>(context, listen: false);
+
+  log.d('Start balance widget: $address');
+
   return Column(children: <Widget>[
-    Consumer<SubstrateSdk>(builder: (context, _sdk, _) {
-      return FutureBuilder(
-          future: _sdk.getBalance(address),
-          builder: (BuildContext context, AsyncSnapshot<num?> _balance) {
-            if (_balance.connectionState != ConnectionState.done ||
-                _balance.hasError) {
-              if (balanceCache[address] != null) {
-                return Text(balanceCache[address]!,
-                    style: TextStyle(
-                        fontSize: isTall ? size : size * 0.9, color: _color));
-              } else {
-                return SizedBox(
-                  height: 15,
-                  width: 15,
-                  child: CircularProgressIndicator(
-                    color: orangeC,
-                    strokeWidth: 2,
-                  ),
-                );
-              }
+    FutureBuilder(
+        future: _subBalances.getBalance(context, address),
+        builder: (BuildContext context,
+            AsyncSnapshot<Map<String, double>> _balance) {
+          if (_balance.connectionState != ConnectionState.done ||
+              _balance.hasError) {
+            if (balanceCache[address] != null) {
+              log.d('BALANCES: ' + balanceCache[address].toString());
+              return Text(balanceCache[address].toString(),
+                  style: TextStyle(
+                      fontSize: isTall ? size : size * 0.9, color: _color));
+            } else {
+              return SizedBox(
+                height: 15,
+                width: 15,
+                child: CircularProgressIndicator(
+                  color: orangeC,
+                  strokeWidth: 2,
+                ),
+              );
+            }
+          }
+          balanceCache[address] = _subBalances.balances[address] ?? 0;
+
+          _subBalances.balances.forEach((key, value) {
+            if (key == address) {
+              balanceCache[address] = value;
             }
-            balanceCache[address] = "${_balance.data.toString()} $currencyName";
-            return Text(
-              balanceCache[address]!,
-              style: TextStyle(
-                fontSize: isTall ? size : size * 0.9,
-                color: _color,
-              ),
-            );
           });
-    }),
+
+          log.d('balanceCache: $balanceCache');
+          return Text(
+            balanceCache[address].toString(),
+            style: TextStyle(
+              fontSize: isTall ? size : size * 0.9,
+              color: _color,
+            ),
+          );
+        }),
   ]);
 }
 

lib/screens/wallet_view.dart

@@ -424,8 +424,7 @@ class WalletViewScreen extends StatelessWidget {
               builder: (BuildContext context, StateSetter setState) {
             if (_walletViewProvider.payAmount.text != '' &&
                 double.parse(_walletViewProvider.payAmount.text) <=
-                    double.parse(
-                        balanceCache[defaultWallet.address]!.split(' ')[0]) &&
+                    balanceCache[defaultWallet.address]! &&
                 _walletViewProvider.address != defaultWallet.address) {
               canValidate = true;
             } else {
@@ -520,7 +519,7 @@ class WalletViewScreen extends StatelessWidget {
                                     future:
                                         _sub.getBalance(defaultWallet.address!),
                                     builder: (BuildContext context,
-                                        AsyncSnapshot<num?> _balance) {
+                                        AsyncSnapshot<double> _balance) {
                                       if (_balance.connectionState !=
                                               ConnectionState.done ||
                                           _balance.hasError) {
@@ -529,7 +528,8 @@ class WalletViewScreen extends StatelessWidget {
                                             null) {
                                           return Text(
                                               balanceCache[
-                                                  defaultWallet.address!]!,
+                                                      defaultWallet.address!]
+                                                  .toString(),
                                               style: const TextStyle(
                                                 fontSize: 20,
                                               ));
@@ -545,9 +545,10 @@ class WalletViewScreen extends StatelessWidget {
                                         }
                                       }
                                       balanceCache[defaultWallet.address!] =
-                                          "${_balance.data.toString()} $currencyName";
+                                          _balance.data!;
                                       return Text(
-                                        balanceCache[defaultWallet.address!]!,
+                                        balanceCache[defaultWallet.address]
+                                            .toString(),
                                         style: const TextStyle(
                                           fontSize: 20,
                                         ),
@@ -689,7 +690,7 @@ class WalletViewScreen extends StatelessWidget {
         Provider.of<WalletOptionsProvider>(context, listen: false);
     // SubstrateSdk _sub = Provider.of<SubstrateSdk>(context, listen: false);
 
-    bool isAccountExist = balanceCache[pubkey] != '0.0 $currencyName';
+    bool isAccountExist = balanceCache[pubkey] != 0;
 
     return Stack(children: <Widget>[
       Consumer<SubstrateSdk>(builder: (context, _sub, _) {
@@ -736,7 +737,8 @@ class WalletViewScreen extends StatelessWidget {
 
                 balance(context, pubkey!, 22),
                 const SizedBox(height: 10),
-                _walletOptions.idtyStatus(context, pubkey!, isOwner: false, color: Colors.black),
+                _walletOptions.idtyStatus(context, pubkey!,
+                    isOwner: false, color: Colors.black),
                 getCerts(context, pubkey!, 14),
 
                 // if (username == null &&