[clean] add logger

lib/main.dart

@@ -1,13 +1,19 @@
+import 'dart:async';
+import 'dart:io';
+
 import 'package:flutter/material.dart';
 import 'package:easy_localization/easy_localization.dart';
+import 'package:logger/logger.dart';
 import 'package:notube/screens/settings.dart';
 import 'package:notube/wrapper.dart';
 import 'package:notube/constants.dart';
+import 'package:path_provider/path_provider.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import 'package:window_manager/window_manager.dart';
 import 'package:upgrader/upgrader.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:notube/videoList/cubit/videos_cubit.dart';
+import 'package:notube/services/file_logger.dart';
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
@@ -25,6 +31,12 @@ void main() async {
     await windowManager.focus();
   });
 
+  await FileLogger().init();
+
+  FlutterError.onError = (FlutterErrorDetails details) {
+    FileLogger().e('FlutterError', details.exception, details.stack);
+  };
+
   runApp(
     EasyLocalization(
         supportedLocales: [Locale('en', 'US'), Locale('fr', 'FR')],

lib/services/download.dart

@@ -2,8 +2,11 @@ import 'dart:io';
 
 import 'package:flutter/foundation.dart';
 import 'package:flutter/services.dart';
+import 'package:get/get_navigation/src/nav2/get_router_delegate.dart';
+import 'package:logger/logger.dart';
 import 'package:notube/constants.dart';
 import 'package:notube/models/video.dart';
+import 'package:notube/services/file_logger.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:process_run/shell.dart';
 
@@ -91,12 +94,29 @@ class DLServices {
     var command = '${url.trim()} -q --flat-playlist -J';
 
     var shellLinesController = ShellLinesController();
-    var shell = Shell(stdout: shellLinesController.sink, verbose: false);
+    var shellErrorController = ShellLinesController();
+
+    shellErrorController.stream.listen((event) {
+      debugPrint('Analyse error: $event');
+      FileLogger().e('Analyse error: $event');
+    });
+
+    var shell = Shell(
+        stdout: shellLinesController.sink,
+        stderr: shellErrorController.sink,
+        verbose: false);
 
     await shell.run('''
       $ytDlpPath $command
     ''').then((result) {
-      debugPrint('Analyse result: $result');
+      debugPrint('Analyse error: $result');
+
+      FileLogger().d('Analyse result: ${result.toString()}');
+    }).catchError((
+      error,
+      stackTrace,
+    ) {
+      FileLogger().e('Analyse error: $error');
     });
 
     return shellLinesController.stream;

lib/services/file_logger.dart

@@ -0,0 +1,45 @@
+import 'dart:io';
+import 'package:path_provider/path_provider.dart';
+import 'package:logger/logger.dart';
+import 'package:flutter/foundation.dart';
+
+class FileLogger {
+  static final FileLogger _instance = FileLogger._internal();
+  late Logger _logger;
+  late File _logFile;
+
+  factory FileLogger() {
+    return _instance;
+  }
+
+  FileLogger._internal();
+
+  Future<void> init() async {
+    _logFile = File('apps_logs.txt');
+
+    _logger = Logger(
+      printer: PrettyPrinter(),
+      output: FileOutput(file: _logFile),
+    );
+  }
+
+  void d(String message) {
+    _logger.d(message);
+  }
+
+  void i(String message) {
+    _logger.i(message);
+  }
+
+  void w(String message) {
+    _logger.w(message);
+  }
+
+  void e(String message, [dynamic error, StackTrace? stackTrace]) {
+    _logger.e(message, error: error, stackTrace: stackTrace);
+  }
+
+  Future<String> getLogContent() async {
+    return await _logFile.readAsString();
+  }
+}