Toast notifications for downloads

FoxTube/Controls/DownloadItem.xaml

@@ -45,7 +45,7 @@
         </StackPanel>
         <StackPanel Name="progressPanel" Grid.Column="4" Margin="10">
             <TextBlock Name="status" Text="Initializing..." HorizontalAlignment="Left"/>
-            <ProgressBar Name="progressBar" Width="200" IsIndeterminate="True" Foreground="Red"/>
+            <ProgressBar Name="progressBar" Width="200" Maximum="1" IsIndeterminate="True" Foreground="Red"/>
             <TextBlock Name="perc" Text="--%"/>
             <Button Content="Cancel" Name="cancel" Click="cancel_Click" HorizontalAlignment="Right"/>
         </StackPanel>

FoxTube/Controls/DownloadItem.xaml.cs

@@ -15,6 +15,8 @@ using System.Xml;
 using Windows.UI.Popups;
 using Windows.Storage.Pickers;
 using System.Diagnostics;
+using Windows.UI.Notifications;
+using Microsoft.Toolkit.Uwp.Notifications;
 
 // The User Control item template is documented at https://go.microsoft.com/fwlink/?LinkId=234236
 
@@ -31,6 +33,7 @@ namespace FoxTube.Controls
         CancellationTokenSource cts = new CancellationTokenSource();
         CancellationToken token;
         Progress<double> progress = new Progress<double>();
+        NotificationData data = new NotificationData();
 
         public DownloadItem(MediaStreamInfo info, Video meta, string q)
         {
@@ -79,7 +82,41 @@ namespace FoxTube.Controls
                 Cancel();
             Container.File = await folder.CreateFileAsync($"{meta.Snippet.Title.ReplaceInvalidChars('_')}.{info.Container.GetFileExtension()}", CreationCollisionOption.GenerateUniqueName);
 
-            //TO-DO: Create toast
+            ToastContent toastContent = new ToastContent()
+            {
+                Visual = new ToastVisual()
+                {
+                    BindingGeneric = new ToastBindingGeneric()
+                    {
+                        Children =
+                        {
+                            new AdaptiveText() { Text = "Downloading a video" },
+                            new AdaptiveProgressBar()
+                            {
+                                Title = meta.Snippet.Title,
+                                Status = "Downloading...",
+                                Value = new BindableProgressBarValue("value")
+                            }
+                        }
+                    }
+                },
+                
+                Actions = new ToastActionsCustom()
+                {
+                    Buttons =
+                    {
+                        new ToastButton("Cancel", $"dcancel|{Container.Id}")
+                        {
+                            ActivationType = ToastActivationType.Background
+                        }
+                    }
+                },
+                Launch = "download",
+                ActivationType = ToastActivationType.Foreground
+            };
+
+            data.Values["value"] = "0";
+            ToastNotificationManager.CreateToastNotifier().Show(new ToastNotification(toastContent.GetXml()) { Tag = $"download|{meta.Id}", Data = data });
 
             Container.Channel = meta.Snippet.ChannelTitle;
             Container.Duration = XmlConvert.ToTimeSpan(meta.ContentDetails.Duration);
@@ -100,6 +137,8 @@ namespace FoxTube.Controls
             donePanel.Visibility = Visibility.Collapsed;
             
             await client.DownloadMediaStreamAsync(info, await Container.File.OpenStreamForWriteAsync(), progress, token);
+
+            DownloadCompleted();
             
             progressPanel.Visibility = Visibility.Collapsed;
             donePanel.Visibility = Visibility.Visible;
@@ -111,14 +150,30 @@ namespace FoxTube.Controls
         {
             status.Text = "Downloading";
             progressBar.Value = e;
-            perc.Text = $"{(int)e}%";
+            perc.Text = $"{(int)e * 100}%";
 
-            //TO-DO: Update toast
+            data.Values["value"] = e.ToString();
+            ToastNotificationManager.CreateToastNotifier().Update(data, $"download|{Container.Id}");
         }
 
-        private void DownloadCompleted(object sender, System.ComponentModel.AsyncCompletedEventArgs e)
+        private void DownloadCompleted()
         {
-            //TO-DO: Update toast
+            Windows.Data.Xml.Dom.XmlDocument template = new Windows.Data.Xml.Dom.XmlDocument();
+            template.LoadXml($@"<toast activationType='background' launch='download|{Container.Id}'>
+                                    <visual>
+                                        <binding template='ToastGeneric'>
+                                            <text>Download complete</text>
+                                            <text>{Container.Title}</text>
+                                        </binding>
+                                    </visual>
+
+                                    <actions>
+                                        <action content='Go to original'
+                                            activationType='foreground'
+                                            arguments='video|{Container.Id}'/>
+                                    </actions>
+                                </toast>");
+            ToastNotificationManager.CreateToastNotifier().Show(new ToastNotification(template) { Tag = $"download|{Container.Id}" });
         }
 
         private async void open_Click(object sender, RoutedEventArgs e)

FoxTube/Pages/Downloads.xaml.cs

@@ -11,9 +11,9 @@ using Windows.Storage.Pickers;
 using Windows.System;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
+using Windows.UI.Xaml.Navigation;
 
 // The Blank Page item template is documented at https://go.microsoft.com/fwlink/?LinkId=234238
-#pragma warning disable CS0252 // Possible unintended reference comparison; left hand side needs cast
 
 namespace FoxTube.Pages
 {
@@ -25,7 +25,18 @@ namespace FoxTube.Pages
         public Downloads()
         {
             this.InitializeComponent();
-            stack.ItemsSource = Methods.MainPage.Agent.items;
+            try
+            {
+                stack.ItemsSource = Methods.MainPage.Agent.items;
+            }
+            catch { }
+        }
+
+        protected override void OnNavigatedFrom(NavigationEventArgs e)
+        {
+            base.OnNavigatedFrom(e);
+            stack.ItemsSource = null;
+            stack.Items.Clear();
         }
 
         /*private async void changePath_Click(object sender, RoutedEventArgs e)

FoxTube/Pages/MainPage.xaml.cs

@@ -74,7 +74,7 @@ namespace FoxTube
             if (settings.Values["ver"] == null)
                 settings.Values.Add("ver", $"{ver.Major}.{ver.Minor}");
 
-            if((string)settings.Values["ver"] == $"{ver.Major}.{ver.Minor}")            //Replace for '!=' !!!
+            if((string)settings.Values["ver"] != $"{ver.Major}.{ver.Minor}")            //Replace for '!=' !!!
             {
                 try
                 {