simple_logger_overlay

A lightweight, Dart 3-compatible Flutter logging package with a draggable in-app log viewer overlay — inspired by let_log, rebuilt for modern apps.
Built with 💙 by Saumya Macwan.

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✨ Features

• 🧠 Non-blocking: Log I/O runs in a background isolate
• 🌈 Material 3 overlay, dark/light theme aware
• 📄 Pretty-printed JSON views for network logs
• 🌐 Dio interceptor for network logging with status coloring
• 💬 Integrates with BLoC, Riverpod, GetX, and logger
• 🔍 Filter, sort, search logs
• 📤 Export logs as .json, or copy to clipboard
• 🧾 Detailed log view on card tap
• 🚀 Shake-to-open overlay (debug-only)
• 🐞 Draggable floating debug button
• 🔌 Optional: GoRouterObserver, AppLifecycleObserver
• 🖥️ Emoji + color-coded console logging (with toggle)
• 🧰 Simple static API: SimpleLoggerOverlay.log(...)

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📱 Screenshots

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🚀 Getting Started

import 'package:simple_logger_overlay/simple_logger_overlay.dart';  
  
@override  
Widget build(BuildContext context) {  
 return FloatingActionButton( onPressed: () { SimpleLoggerOverlay.show(context); }, child: const Icon(Icons.file_present), );}  

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🪵 Log from Anywhere

Log directly with the static API:

SimpleLoggerOverlay.log("Something happened", level: LogLevel.info, tag: 'HomeScreen');  

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🧩 Integrations

🧠 BLoC

import 'package:simple_logger_overlay/core/bloc_logger_observer.dart';  
  
Future<void> main() async {  
 WidgetsFlutterBinding.ensureInitialized(); Bloc.observer = SimpleOverlayBlocObserverLogger();}  

🌱 Riverpod

import 'package:simple_logger_overlay/core/riverpod_logger.dart';  
  
void main() {  
 runApp( ProviderScope( observers: [SimpleOverlayLoggerRiverpodObserver()], child: const MyApp(), ), );}  

⚡ GetX

import 'package:simple_logger_overlay/core/getx_logger_patch.dart';  
  
void main() {  
 simpleOverlayGetXLogObserver();}  

🌐 Dio Interceptor

import 'package:dio/dio.dart';  
import 'package:simple_logger_overlay/core/network_logger_interceptor.dart';  
  
final dio = Dio()  
 ..interceptors.add(SimpleOverlayNetworkLoggerInterceptor());  

🧭 GoRouter

MaterialApp.router(  
 routerDelegate: GoRouter( observers: [SimpleOverlayGoRouterObserver()], ... ).routerDelegate,);  

📱 App Lifecycle

WidgetsBinding.instance.addObserver(SimpleOverlayAppLifecycleObserver());  

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🐞 Debug Floating Button

Stack(  
 children: [ child!, const SimpleOverlayDraggableDebuggerFAB(navigatorKey: rootNavigatorKey), ],);  

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💻 Console Logging

Logs are also printed in your terminal with emojis and color by default.

[2025-06-24T19:15:01.000Z] 🔍 [DEBUG] [LoginBloc] Event dispatched[2025-06-24T19:15:02.000Z] 🔥 [ERROR] [LoginBloc] Invalid password  

Disable if needed:

SimpleOverlayLogStorageService.enableConsole = false;  

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📦 Export Logs

Use the export button in the top-right corner of the overlay to:

• 📤 Export logs as .json
• 📋 Copy current log to clipboard

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🛠️ License

MIT © 2025 Saumya Macwan