NewPlayer/NewPlayer/ViewModels/LibraryPageViewModel.cs


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using System.Collections.Generic;
using System.ComponentModel;
using System.Runtime.CompilerServices;
using NewPlayer.Models;
using Xamarin.Forms;

namespace NewPlayer.ViewModels
{
    public class LibraryPageViewModel : INotifyPropertyChanged
    {
        private IEnumerable<MediaItem> items;

        public event PropertyChangedEventHandler PropertyChanged;

        protected void OnPropertyChanged([CallerMemberName] string propertyName = null)
        {
            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
        }

        public IEnumerable<MediaItem> Items
        {
            get => items;
            private set
            {
                items = value;
                OnPropertyChanged();
            }
        }

        public async void UpdateItemList()
        {
            {
                await MediaItemProvider.Instance.Update();
                Items = MediaItemProvider.Instance.ItemList;
            }
        }

        public LibraryPageViewModel()
        {
            UpdateItemList();
        }
    }
}