fix: Correct mns site & update balance check

lib/features/splash/mns_process/presentation/mns_query/mns_query_presenter.dart

@@ -1,3 +1,4 @@
+import 'package:datadashwallet/common/config.dart';
 import 'package:datadashwallet/features/dapps/dapps.dart';
 import 'package:datadashwallet/core/core.dart';
 import 'package:datadashwallet/features/portfolio/presentation/widgets/show_wallet_address_dialog.dart';
@@ -15,6 +16,8 @@ class SplashMNSQueryPresenter extends CompletePresenter<SplashMNSQueryState> {
 
   late final _tokenContractUseCase = ref.read(tokenContractUseCaseProvider);
   late final _accountUserCase = ref.read(accountUseCaseProvider);
+  late final _chainConfigurationUseCase =
+      ref.read(chainConfigurationUseCaseProvider);
 
   late final TextEditingController usernameController = TextEditingController();
 
@@ -27,6 +30,12 @@ class SplashMNSQueryPresenter extends CompletePresenter<SplashMNSQueryState> {
         notify(() => state.walletAddress = value.address);
       }
     });
+
+    listen(_chainConfigurationUseCase.selectedNetwork, (value) {
+      if (value != null) {
+        state.network = value;
+      }
+    });
   }
 
   Future<void> queryNameAvailable() async {
@@ -86,9 +95,11 @@ class SplashMNSQueryPresenter extends CompletePresenter<SplashMNSQueryState> {
   }
 
   Future<void> claim(String name) async {
+    final launchUrl = state.network!.chainId == Config.mxcMainnetChainId
+        ? Config.mainnetMns(name)
+        : Config.testnetMns(name);
     await navigator
-        ?.push(route.featureDialog(
-            OpenAppPage(url: 'https://wannsee-mns.mxc.com/$name.mxc/register')))
+        ?.push(route.featureDialog(OpenAppPage(url: launchUrl)))
         .then((_) {
       navigator?.replaceAll(route(const DAppsPage()));
     });

lib/features/splash/mns_process/presentation/mns_query/mns_query_state.dart

@@ -1,11 +1,13 @@
 import 'package:equatable/equatable.dart';
 import 'package:flutter/material.dart';
+import 'package:mxc_logic/mxc_logic.dart';
 
 class SplashMNSQueryState with EquatableMixin {
   bool isRegistered = false;
   String? errorText;
   String? walletAddress;
   bool checking = false;
+  Network? network;
 
   @override
   List<Object?> get props => [

lib/features/splash/setup_wallet/setup_wallet_presenter.dart

@@ -17,6 +17,7 @@ class SplashSetupWalletPresenter
       ref.read(chainConfigurationUseCaseProvider);
   late final LanguageUseCase _languageUseCase =
       ref.read(languageUseCaseProvider);
+  late final _authUseCase = ref.read(authUseCaseProvider);
 
   @override
   void initState() {
@@ -27,6 +28,8 @@ class SplashSetupWalletPresenter
         _chainConfigurationUseCase.addItems(defaultList);
       }
       _chainConfigurationUseCase.getCurrentNetwork();
+      _authUseCase.resetNetwork(
+          _chainConfigurationUseCase.getCurrentNetworkWithoutRefresh());
     });
 
     listen<Language?>(