From c93d722d3f217eaffbbc23966293d92e0ee11004 Mon Sep 17 00:00:00 2001
From: Fabian Freund <github@fabi.online>
Date: Sun, 29 Jun 2025 21:00:43 +0200
Subject: [PATCH] improve error logging

---
 app/lib/core/logger.dart                      | 14 +++++++-
 .../screens/general_settings.dart             | 32 +++++++++++++++++++
 app/lib/main.dart                             |  9 ++++++
 app/lib/utils/ui_helper.dart                  |  6 ++++
 4 files changed, 60 insertions(+), 1 deletion(-)

diff --git a/app/lib/core/logger.dart b/app/lib/core/logger.dart
index 55058ea0..b2201889 100644
--- a/app/lib/core/logger.dart
+++ b/app/lib/core/logger.dart
@@ -1,3 +1,15 @@
 import 'package:logger/logger.dart';
 
-final logger = Logger();
+class _DebugLogFilter extends LogFilter {
+  @override
+  bool shouldLog(LogEvent event) {
+    //Log all events
+    return true;
+  }
+}
+
+final loggerMemory = MemoryOutput(
+  bufferSize: 255,
+  secondOutput: ConsoleOutput(),
+);
+final logger = Logger(filter: _DebugLogFilter(), output: loggerMemory);
diff --git a/app/lib/features/settings/presentation/screens/general_settings.dart b/app/lib/features/settings/presentation/screens/general_settings.dart
index dc76f6aa..6eef664f 100644
--- a/app/lib/features/settings/presentation/screens/general_settings.dart
+++ b/app/lib/features/settings/presentation/screens/general_settings.dart
@@ -1,9 +1,11 @@
 import 'package:fading_scroll/fading_scroll.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:flutter_material_design_icons/flutter_material_design_icons.dart';
 import 'package:google_fonts/google_fonts.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:nullability/nullability.dart';
+import 'package:weblibre/core/logger.dart';
 import 'package:weblibre/features/search/domain/entities/abstract/i_search_suggestion_provider.dart';
 import 'package:weblibre/features/settings/presentation/controllers/save_settings.dart';
 import 'package:weblibre/features/settings/presentation/widgets/bang_icon.dart';
@@ -13,6 +15,7 @@ import 'package:weblibre/features/user/data/models/general_settings.dart';
 import 'package:weblibre/features/user/domain/providers.dart';
 import 'package:weblibre/features/user/domain/repositories/cache.dart';
 import 'package:weblibre/features/user/domain/repositories/general_settings.dart';
+import 'package:weblibre/utils/ui_helper.dart';
 
 class GeneralSettingsScreen extends HookConsumerWidget {
   const GeneralSettingsScreen({super.key});
@@ -260,6 +263,35 @@ class GeneralSettingsScreen extends HookConsumerWidget {
                   );
                 },
               ),
+              CustomListTile(
+                title: 'Error Logs',
+                subtitle: 'Copy logs for issue reporting',
+                prefix: Padding(
+                  padding: const EdgeInsets.only(right: 16.0),
+                  child: Icon(
+                    Icons.bug_report,
+                    size: 24,
+                    color: Theme.of(context).colorScheme.onSurfaceVariant,
+                  ),
+                ),
+                suffix: FilledButton.icon(
+                  onPressed: () async {
+                    await Clipboard.setData(
+                      ClipboardData(
+                        text: loggerMemory.buffer
+                            .map((e) => e.lines.join('\n'))
+                            .join('\n\n'),
+                      ),
+                    );
+
+                    if (context.mounted) {
+                      showInfoMessage(context, 'Logs copied');
+                    }
+                  },
+                  icon: const Icon(Icons.copy),
+                  label: const Text('Copy'),
+                ),
+              ),
             ],
           );
         },
diff --git a/app/lib/main.dart b/app/lib/main.dart
index 87bbbe55..123324e5 100644
--- a/app/lib/main.dart
+++ b/app/lib/main.dart
@@ -21,6 +21,15 @@ import 'package:weblibre/presentation/main_app.dart';
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
 
+  FlutterError.onError = (e) {
+    logger.e(e.toString(), error: e.exception, stackTrace: e.stack);
+  };
+
+  PlatformDispatcher.instance.onError = (error, stack) {
+    logger.e('Unhandled Error', error: error, stackTrace: stack);
+    return true;
+  };
+
   if (kDebugMode) {
     final serviceProtocolInfo = await Service.getInfo();
     logger.d('VM: ${serviceProtocolInfo.serverUri}');
diff --git a/app/lib/utils/ui_helper.dart b/app/lib/utils/ui_helper.dart
index 1a411426..ef338d3f 100644
--- a/app/lib/utils/ui_helper.dart
+++ b/app/lib/utils/ui_helper.dart
@@ -15,6 +15,12 @@ void showErrorMessage(BuildContext context, String message) {
   ScaffoldMessenger.of(context).showSnackBar(snackBar);
 }
 
+void showInfoMessage(BuildContext context, String message) {
+  final snackBar = SnackBar(content: Text(message));
+
+  ScaffoldMessenger.of(context).showSnackBar(snackBar);
+}
+
 void showTabBackButtonMessage(
   BuildContext context,
   int tabCount,