AppMonitor - Flutter Error Monitoring & Logging Library #

A comprehensive error monitoring and logging solution for Flutter applications that helps developers track, record, and manage errors efficiently with local SQLite storage and customizable error handling.

Features ✨ #

• 📝 Automatic Error Capturing - Catches all Flutter framework errors and Dart runtime errors
• 💾 Persistent Storage - SQLite database for reliable error log persistence
• 🔍 Detailed Error Reports - Captures error messages, stack traces, and timestamps
• ⚡ Performance Optimized - Lightweight and non-blocking error recording
• 🛡️ Crash Prevention - Optional prevention of app crashes from uncaught exceptions
• � Custom Error Handling - Add your own error handling logic
• 🔄 Log Management - View, filter, and delete error logs
• 🧩 Easy Integration - Simple setup with powerful results
• 🌐 Navigator Integration - Built-in global navigator key for error dialogs

Installation 💻 #

Add the dependency to your pubspec.yaml:

dependencies:
  app_monitor: ^1.0.3

Usage 🚀 #

import 'package:app_monitor/app_monitor.dart';

void main() async {
  // Ensure Flutter binding is initialized
  WidgetsFlutterBinding.ensureInitialized();

  final scaffoldMessengerKey = GlobalKey<ScaffoldMessengerState>();
  final appMonitor = AppMonitor();

  // Initialize AppMonitor
  await appMonitor.initialize(
    appName: 'MyApp',
    onError: (error, stack) {
      debugPrint('Stack: $stack');

      scaffoldMessengerKey.currentState?.showSnackBar(
        SnackBar(content: Text(error)),
      );
    },
  );

  // Run the app
  runApp(
    MyApp(scaffoldMessengerKey: scaffoldMessengerKey, appMonitor: appMonitor),
  );
}

Methods #

/// Retrieves all error logs from database, sorted by most recent
Future<List<Map<String, dynamic>>> getAllLogs() async {
  return await _db.query('logs', orderBy: 'timestamp DESC');
}

/// Clears all error logs from the database
///
/// Returns:
///   Number of records deleted
Future<int> deleteAllLogs() async {
  return await _db.delete('logs');
}

/// Deletes a specific error log by its ID
///
/// Parameters:
///   - id: The ID of the log record to delete
///
/// Returns:
///   Number of records deleted (0 or 1)
Future<int> deleteLog(int id) async {
  return await _db.delete('logs', where: 'id = ?', whereArgs: [id]);
}

License 📜 #

MIT License

Copyright (c) 2025 Ferid Cafer