// Copyright (c) 2024- schick Informatik
// Description:
// 

using System;
using System.ComponentModel;
using System.Windows;

using ToastNotifications;
using ToastNotifications.Core;
using ToastNotifications.Lifetime;
using ToastNotifications.Lifetime.Clear;
using ToastNotifications.Messages;
using ToastNotifications.Position;

namespace BreCalClient
{
    internal class ToastViewModel : INotifyPropertyChanged
    {
        private readonly Notifier _notifier;

        public ToastViewModel()
        {
            _notifier = new Notifier(cfg =>
            {
                cfg.PositionProvider = new WindowPositionProvider(
                    parentWindow: Application.Current.MainWindow,
                    corner: Corner.BottomRight,
                    offsetX: 25,
                    offsetY: 100);

                cfg.LifetimeSupervisor = new TimeAndCountBasedLifetimeSupervisor(
                    notificationLifetime: TimeSpan.FromSeconds(30),
                    maximumNotificationCount: MaximumNotificationCount.FromCount(6));

                cfg.Dispatcher = Application.Current.Dispatcher;

                cfg.DisplayOptions.TopMost = false;
                cfg.DisplayOptions.Width = 250;
            });

            _notifier.ClearMessages(new ClearAll());
        }

        public void OnUnloaded()
        {
            _notifier.Dispose();
        }

        public void ShowAppNotification(string message, MessageOptions options)
        {
            _notifier?.ShowAppNotification(message, options);
        }

        public void ShowAppNotification(string message)
        {
            _notifier?.ShowAppNotification(message);
        }        

        public event PropertyChangedEventHandler? PropertyChanged;

        protected virtual void OnPropertyChanged(string? propertyName = null)
        {
            var handler = PropertyChanged;
            handler?.Invoke(this, new PropertyChangedEventArgs(propertyName));
        }

        public void ClearAll()
        {
            _notifier.ClearMessages(new ClearAll());
        }
    }
}