FoxTube/FoxTube/Views/Subscriptions.xaml.cs

using FoxTube.Attributes;
using FoxTube.Models;
using System.Linq;
using Windows.UI.Xaml.Controls;
using Windows.UI.Xaml.Navigation;

namespace FoxTube.Views
{
	/// <summary>
	/// User's subscriptions list
	/// </summary>
	[Refreshable]
	public sealed partial class Subscriptions : Page
	{
		public Subscriptions()
		{
			InitializeComponent();
			list.ItemsSource = UserManagement.CurrentUser.Subscriptions;
		}

		private void List_ItemClick(object sender, ItemClickEventArgs e)
		{
			// TODO: Navigate to channel
		}

		private async void Unsubscribe(object sender, Windows.UI.Xaml.RoutedEventArgs e)
		{
			loadingScreen.IsLoading = true;
			await UserManagement.CurrentUser.UpdateSubscriptionState((sender as Button).Tag as string);
			list.ItemsSource = UserManagement.CurrentUser.Subscriptions;
			loadingScreen.IsLoading = false;
		}

		protected override void OnNavigatedTo(NavigationEventArgs e)
		{
			base.OnNavigatedTo(e);

			if (e.NavigationMode == NavigationMode.Refresh)
				RefreshSubscriptions();
		}

		private void RefreshContainer_RefreshRequested(RefreshContainer sender, RefreshRequestedEventArgs args) =>
			RefreshSubscriptions();

		private async void RefreshSubscriptions()
		{
			loadingScreen.IsLoading = true;

			await UserManagement.CurrentUser.LoadSubscriptions();
			list.ItemsSource = UserManagement.CurrentUser.Subscriptions;

			MainPage.Current.UpdateSubscriptions();

			loadingScreen.IsLoading = false;
		}
	}
}