feat: use onInitStateChanged in login function to redirect to chat view quicker (#1696)

lib/pages/login/login.dart

@@ -3,6 +3,7 @@ import 'dart:async';
 import 'package:flutter/material.dart';
 
 import 'package:flutter_gen/gen_l10n/l10n.dart';
+import 'package:go_router/go_router.dart';
 import 'package:matrix/matrix.dart';
 
 import 'package:fluffychat/pangea/common/constants/local.key.dart';
@@ -176,20 +177,27 @@ class LoginController extends State<Login> {
       // #Pangea
       // await matrix.getLoginClient().login(
       final loginRes = await matrix.getLoginClient().login(
-            // Pangea#
-            LoginType.mLoginPassword,
-            identifier: identifier,
-            // To stay compatible with older server versions
-            // ignore: deprecated_member_use
-            user: identifier.type == AuthenticationIdentifierTypes.userId
-                ? username
-                : null,
-            // #Pangea
-            // password: passwordController.text,
-            password: passwordController.text.trim(),
-            // Pangea#
-            initialDeviceDisplayName: PlatformInfos.clientName,
-          );
+        // Pangea#
+        LoginType.mLoginPassword,
+        identifier: identifier,
+        // To stay compatible with older server versions
+        // ignore: deprecated_member_use
+        user: identifier.type == AuthenticationIdentifierTypes.userId
+            ? username
+            : null,
+        // #Pangea
+        // password: passwordController.text,
+        password: passwordController.text.trim(),
+        // Pangea#
+        initialDeviceDisplayName: PlatformInfos.clientName,
+        // #Pangea
+        onInitStateChanged: (state) {
+          if (state == InitState.settingUpEncryption) {
+            context.go("/rooms");
+          }
+        },
+        // Pangea#
+      );
       MatrixState.pangeaController.pStoreService
           .save(PLocalKey.loginType, 'password');
       // #Pangea

lib/pangea/user/controllers/user_controller.dart

@@ -123,7 +123,9 @@ class UserController extends BaseController {
         data: {},
       );
     } finally {
-      _profileCompleter!.complete();
+      if (!_profileCompleter!.isCompleted) {
+        _profileCompleter!.complete();
+      }
     }
 
     return _profileCompleter!.future;

lib/widgets/future_loading_dialog.dart

@@ -37,21 +37,32 @@ Future<Result<T>> showFutureLoadingDialog<T>({
     }
   }
 
-  final result = await showAdaptiveDialog<Result<T>>(
-    context: context,
-    barrierDismissible: barrierDismissible,
-    builder: (BuildContext context) => LoadingDialog<T>(
-      future: futureExec,
-      title: title,
-      backLabel: backLabel,
-      exceptionContext: exceptionContext,
-    ),
+  // #Pangea
+  if (context.mounted) {
+    // Pangea#
+    final result = await showAdaptiveDialog<Result<T>>(
+      context: context,
+      barrierDismissible: barrierDismissible,
+      builder: (BuildContext context) => LoadingDialog<T>(
+        future: futureExec,
+        title: title,
+        backLabel: backLabel,
+        exceptionContext: exceptionContext,
+      ),
+    );
+    return result ??
+        Result.error(
+          Exception('FutureDialog canceled'),
+          StackTrace.current,
+        );
+  }
+
+  // #Pangea
+  return Result.error(
+    Exception('FutureDialog canceled'),
+    StackTrace.current,
   );
-  return result ??
-      Result.error(
-        Exception('FutureDialog canceled'),
-        StackTrace.current,
-      );
+  // Pangea#
 }
 
 class LoadingDialog<T> extends StatefulWidget {