Flood-notif-flutter/lib/services/my_notification.dart

import 'package:flutter_local_notifications/flutter_local_notifications.dart';

class MyNotification {
  static Future initialize(
      FlutterLocalNotificationsPlugin flutterLocalNotificationsPlugin) async {
    var androidInitialize =
        const AndroidInitializationSettings('mipmap/ic_launcher');
    var iOSInitialize = const DarwinInitializationSettings();
    var initializeSettings =
        InitializationSettings(android: androidInitialize, iOS: iOSInitialize);
    await flutterLocalNotificationsPlugin.initialize(initializeSettings);
  }

  Future showNotification(
      {var id = 0,
      var title,
      var body,
      var payload,
      required FlutterLocalNotificationsPlugin
          flutterLocalNotificationsPlugin}) async {
    AndroidNotificationDetails androidPlatformChannelSpecifics =
        const AndroidNotificationDetails(
      '07eff3c8-e3d7-4386-b8a1-e6588cd9fbb5', // channelId
      'channel_name',
      sound: RawResourceAndroidNotificationSound('notification_fuck'),
      importance: Importance.max,
      priority: Priority.high,
    );

    var iOSPlatformChannelSpecifics = const DarwinNotificationDetails();
    var platformChannelSpecifics = NotificationDetails(
        android: androidPlatformChannelSpecifics,
        iOS: iOSPlatformChannelSpecifics);
    await flutterLocalNotificationsPlugin.show(
      id,
      title,
      body,
      platformChannelSpecifics,
      payload: payload,
    );
  }
}