1.0-dev11 (Notifications added, removing task after success option added, deleting video temp after error option added)

VDownload.Core/Services/Config.cs

@@ -17,7 +17,7 @@ namespace VDownload.Core.Services
         {
             { "delete_temp_on_start", true },
             { "twitch_vod_passive_trim", true },
-            { "twitch_vod_downloading_chunk_retry_after_error", true },
+            { "twitch_vod_downloading_chunk_retry_after_error", false },
             { "twitch_vod_downloading_chunk_max_retries", 10 },
             { "twitch_vod_downloading_chunk_retries_delay", 5000 },
             { "media_transcoding_use_hardware_acceleration", true },
@@ -32,7 +32,10 @@ namespace VDownload.Core.Services
             { "custom_temp_location", false }, 
             { "max_active_video_task", 5 },
             { "replace_output_file_if_exists", false },
-            { "remove_task_when_successfully_ended", false }
+            { "remove_task_when_successfully_ended", false },
+            { "delete_task_temp_when_ended_with_error", false },
+            { "show_notification_when_task_ended_successfully", false },
+            { "show_notification_when_task_ended_unsuccessfully", false }
         };
 
         #endregion

VDownload.Core/Services/Sources/Twitch/Vod.cs

@@ -2,6 +2,7 @@
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
+using System.Diagnostics;
 using System.Linq;
 using System.Net;
 using System.Text.RegularExpressions;
@@ -266,7 +267,7 @@ namespace VDownload.Core.Services.Sources.Twitch
         private static async Task<byte[]> DownloadChunkAsync(Uri chunkUrl, CancellationToken cancellationToken = default)
         {
             int retriesCount = 0;
-            while ((bool)Config.GetValue("twitch_vod_downloading_chunk_retry_after_error") && retriesCount < (int)Config.GetValue("twitch_vod_downloading_chunk_max_retries"))
+            while (true)
             {
                 cancellationToken.ThrowIfCancellationRequested();
                 try
@@ -276,13 +277,16 @@ namespace VDownload.Core.Services.Sources.Twitch
                         return await client.DownloadDataTaskAsync(chunkUrl);
                     }
                 }
-                catch
+                catch (WebException wex)
+                {
+                    if ((bool)Config.GetValue("twitch_vod_downloading_chunk_retry_after_error") && retriesCount < (int)Config.GetValue("twitch_vod_downloading_chunk_max_retries"))
                     {
                         retriesCount++;
                         await Task.Delay((int)Config.GetValue("twitch_vod_downloading_chunk_retries_delay"));
                     }
+                    else throw wex;
+                }
             }
-            throw new WebException("An error occurs while downloading a Twitch VOD chunk");
         }
 
         // WRITE CHUNK TO FILE

VDownload/App.xaml.cs

@@ -35,7 +35,8 @@ namespace VDownload
         protected override async void OnLaunched(LaunchActivatedEventArgs e)
         {
             // Rebuild configuration file
-            Config.Rebuild();
+            //Config.Rebuild();
+            Config.SetDefault();
 
             // Delete temp on start
             if ((bool)Config.GetValue("delete_temp_on_start"))

VDownload/Strings/en-US/Resources.resw

@@ -205,6 +205,9 @@ The number in the numberbox indicades how many videos will be got from playlist.
   <data name="HomeTaskPanelStateTextDownloading" xml:space="preserve">
     <value>Downloading</value>
   </data>
+  <data name="HomeTaskPanelStateTextError" xml:space="preserve">
+    <value>An error occured</value>
+  </data>
   <data name="HomeTaskPanelStateTextFinalizing" xml:space="preserve">
     <value>Finalizing</value>
   </data>
@@ -259,6 +262,18 @@ The number in the numberbox indicades how many videos will be got from playlist.
   <data name="MediaTypeOnlyVideoText" xml:space="preserve">
     <value>Only video</value>
   </data>
+  <data name="NotificationTaskEndedSuccessfullyDescription" xml:space="preserve">
+    <value>downloading ended successfully</value>
+  </data>
+  <data name="NotificationTaskEndedSuccessfullyHeader" xml:space="preserve">
+    <value>Video downloading ended successfully</value>
+  </data>
+  <data name="NotificationTaskEndedUnsuccessfullyDescription" xml:space="preserve">
+    <value>an error occured</value>
+  </data>
+  <data name="NotificationTaskEndedUnsuccessfullyHeader" xml:space="preserve">
+    <value>Video downloading ended unsuccessfully</value>
+  </data>
   <data name="SourcesMainPageHeaderText.Text" xml:space="preserve">
     <value>Sources</value>
   </data>
@@ -295,4 +310,7 @@ The number in the numberbox indicades how many videos will be got from playlist.
   <data name="SourcesTwitchSettingControlDescriptionNotLoggedIn" xml:space="preserve">
     <value>Not logged in. Twitch authentication is required to download videos.</value>
   </data>
+  <data name="TaskErrorInternetConnection" xml:space="preserve">
+    <value>Internet connection error</value>
+  </data>
 </root>

VDownload/VDownload.csproj

@@ -322,6 +322,9 @@
     <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
       <Version>6.2.13</Version>
     </PackageReference>
+    <PackageReference Include="Microsoft.Toolkit.Uwp.Notifications">
+      <Version>7.1.2</Version>
+    </PackageReference>
     <PackageReference Include="Microsoft.Toolkit.Uwp.UI">
       <Version>7.1.2</Version>
     </PackageReference>

VDownload/Views/Home/HomeMain.xaml.cs

@@ -138,7 +138,7 @@ namespace VDownload.Views.Home
                 catch (WebException wex)
                 {
                     HomeOptionsBarSearchingStatusControl.Content = HomeOptionsBarSearchingStatusErrorImage;
-                    if (wex.Response == null)
+                    if (wex.Response is null)
                     {
                         ContentDialog internetAccessErrorDialog = new ContentDialog
                         {

VDownload/Views/Home/HomeTaskPanel.xaml.cs

@@ -1,6 +1,8 @@
-using System;
+using Microsoft.Toolkit.Uwp.Notifications;
+using System;
 using System.Diagnostics;
 using System.Linq;
+using System.Net;
 using System.Threading;
 using System.Threading.Tasks;
 using VDownload.Core.Enums;
@@ -53,7 +55,7 @@ namespace VDownload.Views.Home
             Location = location;
 
             // Set metadata
-            ThumbnailImage = (BitmapImage)ImagesRes["UnknownThumbnailImage"];
+            ThumbnailImage = VideoService.Thumbnail != null ? new BitmapImage { UriSource = VideoService.Thumbnail } : (BitmapImage)ImagesRes["UnknownThumbnailImage"];
             SourceImage = new BitmapIcon { UriSource = new Uri($"ms-appx:///Assets/Sources/{VideoService.GetType().Namespace.Split(".").Last()}.png"), ShowAsMonochrome = false };
             Title = VideoService.Title;
             Author = VideoService.Author;
@@ -144,6 +146,8 @@ namespace VDownload.Views.Home
                     tempFolder = ApplicationData.Current.TemporaryFolder;
                 tempFolder = await tempFolder.CreateFolderAsync(uniqueID);
 
+                bool endedWithError = false;
+
                 try
                 {
                     // Throw exception if cancellation requested
@@ -212,6 +216,12 @@ namespace VDownload.Views.Home
                     HomeTaskPanelStateText.Text = $"{ResourceLoader.GetForCurrentView().GetString("HomeTaskPanelStateTextDone")} ({(Math.Floor(taskStopwatch.Elapsed.TotalHours) > 0 ? $"{ Math.Floor(taskStopwatch.Elapsed.TotalHours):0}:" : "")}{taskStopwatch.Elapsed.Minutes:00}:{taskStopwatch.Elapsed.Seconds:00})";
                     HomeTaskPanelStateProgressBar.Visibility = Visibility.Collapsed;
 
+                    // Show notification
+                    if ((bool)Config.GetValue("show_notification_when_task_ended_successfully"))
+                        new ToastContentBuilder()
+                            .AddText(ResourceLoader.GetForCurrentView().GetString("NotificationTaskEndedSuccessfullyHeader"))
+                            .AddText($"\"{Title}\" - {ResourceLoader.GetForCurrentView().GetString("NotificationTaskEndedSuccessfullyDescription")}")
+                            .Show();
                 }
                 catch (OperationCanceledException)
                 {
@@ -220,20 +230,47 @@ namespace VDownload.Views.Home
                     HomeTaskPanelStateText.Text = ResourceLoader.GetForCurrentView().GetString("HomeTaskPanelStateTextCancelled");
                     HomeTaskPanelStateProgressBar.Visibility = Visibility.Collapsed;
                 }
+                catch (WebException ex)
+                {
+                    string errorInfo;
+                    if (ex.Response is null) errorInfo = ResourceLoader.GetForCurrentView().GetString("TaskErrorInternetConnection");
+                    else throw ex;
+
+                    // Set state controls
+                    HomeTaskPanelStateIcon.Source = (SvgImageSource)IconsRes["StateErrorIcon"];
+                    HomeTaskPanelStateText.Text = $"{ResourceLoader.GetForCurrentView().GetString("HomeTaskPanelStateTextError")} ({errorInfo})";
+                    HomeTaskPanelStateProgressBar.Visibility = Visibility.Collapsed;
+
+                    // Show notification
+                    if ((bool)Config.GetValue("show_notification_when_task_ended_unsuccessfully"))
+                        new ToastContentBuilder()
+                            .AddText(ResourceLoader.GetForCurrentView().GetString("NotificationTaskEndedUnsuccessfullyHeader"))
+                            .AddText($"\"{Title}\" - {ResourceLoader.GetForCurrentView().GetString("NotificationTaskEndedUnsuccessfullyDescription")} ({errorInfo})")
+                            .Show();
+                }
                 finally
                 {
-                    // Change icon
-                    HomeTaskPanelStartStopButton.Icon = new SymbolIcon(Symbol.Download);
-
                     // Set video status
                     TaskStatus = Core.Enums.TaskStatus.Idle;
 
+                    // Change icon
+                    HomeTaskPanelStartStopButton.Icon = new SymbolIcon(Symbol.Download);
+
+                    if (!endedWithError || (bool)Config.GetValue("delete_task_temp_when_ended_with_error"))
+                    {
                         // Delete temporary files
                         await tempFolder.DeleteAsync();
 
                         // Dispose unique id
                         TaskId.Dispose(uniqueID);
                     }
+
+                    if (!endedWithError && !CancellationTokenSource.IsCancellationRequested && (bool)Config.GetValue("remove_task_when_successfully_ended"))
+                    {
+                        // Remove task when successfully ended
+                        TaskRemovingRequested?.Invoke(this, EventArgs.Empty);
+                    }
+                }
             }
             else
             {
@@ -268,7 +305,7 @@ namespace VDownload.Views.Home
         private void HomeTaskPanelRemoveButton_Click(object sender, RoutedEventArgs e)
         {
             if (TaskStatus == Core.Enums.TaskStatus.InProgress || TaskStatus == Core.Enums.TaskStatus.Waiting) CancellationTokenSource.Cancel();
-            TaskRemovingRequested?.Invoke(sender, EventArgs.Empty);
+            TaskRemovingRequested?.Invoke(this, EventArgs.Empty);
         }
 
         #endregion