fix: Push error message

assets/l10n/intl_en.arb

@@ -2950,5 +2950,6 @@
       "number": {}
     }
   },
-  "hideUnimportantStateEvents": "Hide unimportant state events"
+  "hideUnimportantStateEvents": "Hide unimportant state events",
+  "doNotShowAgain": "Do not show again"
 }

lib/config/app_config.dart

@@ -23,7 +23,7 @@ abstract class AppConfig {
       'https://gitlab.com/famedly/fluffychat/-/blob/main/PRIVACY.md';
   static String get privacyUrl => _privacyUrl;
   static const String enablePushTutorial =
-      'https://www.reddit.com/r/fluffychat/comments/qn6liu/enable_push_notifications_without_google_services/';
+      'https://gitlab.com/famedly/fluffychat/-/wikis/Push-Notifications-without-Google-Services';
   static const String appId = 'im.fluffychat.FluffyChat';
   static const String appOpenUrlScheme = 'im.fluffychat';
   static String _webBaseUrl = 'https://fluffychat.im/web';

lib/utils/background_push.dart

@@ -258,8 +258,11 @@ class BackgroundPush {
     if (context == null) {
       return;
     }
-    if (await store.getItemBool(SettingKeys.showNoGoogle, true)) {
-      await loadLocale();
+    if (await store.getItemBool(SettingKeys.showNoGoogle, true) != true) {
+      return;
+    }
+    await loadLocale();
+    WidgetsBinding.instance.addPostFrameCallback((_) {
       if (PlatformInfos.isAndroid) {
         onFcmError?.call(
           l10n!.noGoogleServicesWarning,
@@ -267,13 +270,10 @@ class BackgroundPush {
             AppConfig.enablePushTutorial,
           ),
         );
+        return;
       }
       onFcmError?.call(l10n!.oopsPushError);
-
-      if (null == await store.getItem(SettingKeys.showNoGoogle)) {
-        await store.setItemBool(SettingKeys.showNoGoogle, false);
-      }
-    }
+    });
   }
 
   Future<void> setupFirebase() async {

lib/widgets/matrix.dart

@@ -5,6 +5,7 @@ import 'dart:io';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 
+import 'package:adaptive_dialog/adaptive_dialog.dart';
 import 'package:adaptive_theme/adaptive_theme.dart';
 import 'package:collection/collection.dart';
 import 'package:desktop_notifications/desktop_notifications.dart';
@@ -400,22 +401,23 @@ class MatrixState extends State<Matrix> with WidgetsBindingObserver {
         client,
         context,
         widget.router,
-        onFcmError: (errorMsg, {Uri? link}) => Timer(
-          const Duration(seconds: 1),
-          () {
-            final banner = SnackBar(
-              content: Text(errorMsg),
-              duration: const Duration(seconds: 30),
-              action: link == null
-                  ? null
-                  : SnackBarAction(
-                      label: L10n.of(navigatorContext)!.link,
-                      onPressed: () => launch(link.toString()),
-                    ),
-            );
-            ScaffoldMessenger.of(navigatorContext).showSnackBar(banner);
-          },
-        ),
+        onFcmError: (errorMsg, {Uri? link}) async {
+          final result = await showOkCancelAlertDialog(
+            barrierDismissible: true,
+            context: context,
+            title: L10n.of(context)!.oopsSomethingWentWrong,
+            message: errorMsg,
+            okLabel:
+                link == null ? L10n.of(context)!.ok : L10n.of(context)!.help,
+            cancelLabel: L10n.of(context)!.doNotShowAgain,
+          );
+          if (result == OkCancelResult.ok && link != null) {
+            launch(link.toString());
+          }
+          if (result == OkCancelResult.cancel) {
+            await store.setItemBool(SettingKeys.showNoGoogle, true);
+          }
+        },
       );
     }