#224: Fixed

FoxTube/App.xaml.cs

@@ -1,6 +1,4 @@
-using Google.Apis.YouTube.v3;
+using Google.Apis.YouTube.v3.Data;
-using Google.Apis.YouTube.v3.Data;
-using Newtonsoft.Json;
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
@@ -9,13 +7,11 @@ using System.Linq;
 using Windows.ApplicationModel;
 using Windows.ApplicationModel.Activation;
 using Windows.ApplicationModel.Background;
-using Windows.ApplicationModel.Core;
 using Windows.Globalization;
 using Windows.Storage;
 using Windows.System;
 using Windows.System.Power;
 using Windows.UI.Notifications;
-using Windows.UI.Popups;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
 using Windows.UI.Xaml.Navigation;
@@ -81,11 +77,6 @@ namespace FoxTube
 
                 rootFrame.NavigationFailed += OnNavigationFailed;
 
-                if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
-                {
-                    //TODO: Load state from previously suspended application
-                }
-
                 // Place the frame in the current Window
                 Window.Current.Content = rootFrame;
             }

FoxTube/Controls/DownloadItem.xaml

@@ -44,7 +44,7 @@
             </Button>
         </StackPanel>
         <StackPanel Name="progressPanel" Grid.Column="4" Margin="10">
-            <TextBlock Name="status" Text="Initializing..." HorizontalAlignment="Left"/>
+            <TextBlock Name="status" Text="Downloading..." HorizontalAlignment="Left"/>
             <ProgressBar Name="progressBar" Width="200" Maximum="1" IsIndeterminate="True" Foreground="Red"/>
             <TextBlock Name="perc" Text="--%"/>
             <Button Content="Cancel" Name="cancel" Click="CancelPrompt" HorizontalAlignment="Right"/>

FoxTube/Controls/DownloadItem.xaml.cs

@@ -33,6 +33,9 @@ namespace FoxTube.Controls
         Progress<double> progress = new Progress<double>();
         NotificationData data = new NotificationData();
 
+        DispatcherTimer timer = new DispatcherTimer() { Interval = TimeSpan.FromSeconds(1) };
+        double percentage;
+
         public DownloadItem(MediaStreamInfo info, Video meta, string q)
         {
             this.InitializeComponent();
@@ -71,13 +74,16 @@ namespace FoxTube.Controls
             donePanel.Visibility = Visibility.Visible;
         }
 
-        async Task Download(MediaStreamInfo info, Video meta, string q)
+        async void Download(MediaStreamInfo info, Video meta, string q)
+        {
+            try
             {
                 InProgress = true;
                 Container = new DownloadItemContainer();
 
                 token = cts.Token;
-            progress.ProgressChanged += UpdateInfo;
+                progress.ProgressChanged += (s, e) => percentage = e;
+                timer.Tick += (s, e) => UpdateInfo(percentage);
 
                 file = await DownloadAgent.Downloads.CreateFileAsync($"{meta.Snippet.Title.ReplaceInvalidChars('_')}.{info.Container.GetFileExtension()}", CreationCollisionOption.GenerateUniqueName);
                 Container.Name = file.Name;
@@ -137,6 +143,8 @@ namespace FoxTube.Controls
                 progressPanel.Visibility = Visibility.Visible;
                 donePanel.Visibility = Visibility.Collapsed;
 
+                timer.Start();
+
                 await client.DownloadMediaStreamAsync(info, await file.OpenStreamForWriteAsync(), progress, token);
 
                 progressPanel.Visibility = Visibility.Collapsed;
@@ -147,10 +155,11 @@ namespace FoxTube.Controls
                 if (!cts.IsCancellationRequested)
                     DownloadCompleted();
             }
+            catch (TaskCanceledException) { }
+        }
 
-        private void UpdateInfo(object sender, double e)
+        private void UpdateInfo(double e)
         {
-            status.Text = "Downloading";
             progressBar.Value = e;
             perc.Text = $"{(int)e * 100}%";
 

FoxTube/Controls/VideoPlayer.xaml

@@ -168,5 +168,13 @@
                 <Button Name="signin" Click="signin_Click" Content="Sign in now" Foreground="White" Background="Gray" HorizontalAlignment="Right" Grid.Column="1" Margin="0,0,10,0"/>
             </Grid>
         </Grid>
+        <Grid Background="#E5000000" Visibility="Collapsed">
+            <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Name="errorPlate">
+                <TextBlock Text="Something went wrong..." HorizontalAlignment="Center" FontSize="20"/>
+                <TextBlock Text="Video ID: " HorizontalAlignment="Center" IsTextSelectionEnabled="True" FontSize="20"/>
+                <TextBlock Text="Error type: " HorizontalAlignment="Center" IsTextSelectionEnabled="True" FontSize="20"/>
+                <TextBlock Text="Message: " HorizontalAlignment="Center" IsTextSelectionEnabled="True" FontSize="20"/>
+            </StackPanel>
+        </Grid>
     </Grid>
 </UserControl>

FoxTube/Controls/VideoPlayer.xaml.cs

@@ -112,6 +112,8 @@ namespace FoxTube
         }
 
         public async void Initialize(Video meta, string channelAvatar)
+        {
+            try
             {
                 item = meta;
                 avatar = channelAvatar;
@@ -209,6 +211,19 @@ namespace FoxTube
 
                 Visibility = Visibility.Visible;
             }
+            catch (Exception e)
+            {
+                RaiseError(e);
+            }
+        }
+
+        public void RaiseError(Exception e)
+        {
+            ((TextBlock)errorPlate.Children[1]).Text = $"Video ID: {videoId}";
+            ((TextBlock)errorPlate.Children[2]).Text = $"Error type: {e.GetType()}";
+            ((TextBlock)errorPlate.Children[3]).Text = $"Message: {e.Message}";
+            ((Grid)errorPlate.Parent).Visibility = Visibility.Visible;
+        }
 
         private async void SystemControls_Engaged(SystemMediaTransportControls sender, SystemMediaTransportControlsButtonPressedEventArgs args)
         {

FoxTube/Pages/VideoPage.xaml.cs

@@ -242,6 +242,8 @@ namespace FoxTube.Pages
         }
 
         async void LoadDownloads()
+        {
+            try
             {
                 MediaStreamInfoSet infoSet = await new YoutubeClient().GetVideoMediaStreamInfosAsync(videoId);
                 foreach (MuxedStreamInfo i in infoSet.Muxed)
@@ -263,6 +265,11 @@ namespace FoxTube.Pages
                 audioItem.Click += downloadItemSelected;
                 downloadSelector.Items.Add(audioItem);
             }
+            catch (Exception e)
+            {
+                loading.Error(e.GetType().ToString(), e.Message);
+            }
+        }
 
         private void downloadItemSelected(object sender, RoutedEventArgs e)
         {