new_version_init

VDownload.Common/AudioExtension.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Common
+{
+    public enum AudioExtension
+    {
+        MP3
+    }
+}

VDownload.Common/Exceptions/MediaSearchException.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Common.Exceptions
+{
+    public class MediaSearchException : Exception
+    {
+        #region CONSTRUCTORS
+
+        public MediaSearchException() : base() { }
+
+        public MediaSearchException(string message) : base(message) { }
+
+        public MediaSearchException(string message, Exception inner) : base(message, inner) { }
+
+        #endregion
+    }
+}

VDownload.Common/MediaType.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Common
+{
+    public enum MediaType
+    {
+        [Description("Original")]
+        Original,
+
+        [Description("Only video")]
+        OnlyVideo,
+
+        [Description("Only audio")]
+        OnlyAudio,
+    }
+}

VDownload.Common/Playlist.cs

@@ -0,0 +1,24 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VDownload.Common.Models;
+
+namespace VDownload.Common
+{
+    public abstract class Playlist : ObservableObject, IEnumerable<Video>
+    {
+        public IEnumerator<Video> GetEnumerator()
+        {
+            throw new NotImplementedException();
+        }
+
+        IEnumerator IEnumerable.GetEnumerator()
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

VDownload.Common/Services/ISourceSearchService.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VDownload.Common.Models;
+
+namespace VDownload.Common.Services
+{
+    public interface ISourceSearchService
+    {
+        Task<Video> SearchVideo(string url);
+        Task<Playlist> SearchPlaylist(string url, int maxVideoCount);
+    }
+}

VDownload.Common/Source.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Common
+{
+    public enum Source
+    {
+        Twitch
+    }
+}

VDownload.Common/VDownload.Common.csproj

@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.2" />
+  </ItemGroup>
+
+</Project>

VDownload.Common/Video.cs

@@ -0,0 +1,58 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Common.Models
+{
+    public abstract partial class Video : ObservableObject
+    {
+        #region PROPERTIES
+
+        [ObservableProperty]
+        protected string _title;
+
+        [ObservableProperty]
+        protected string _description;
+
+        [ObservableProperty]
+        protected string _author;
+
+        [ObservableProperty]
+        protected DateTime _publishDate;
+
+        [ObservableProperty]
+        protected TimeSpan _duration;
+
+        [ObservableProperty]
+        protected int _viewCount;
+
+        [ObservableProperty]
+        protected string? _thumbnailUrl;
+
+        [ObservableProperty]
+        protected ObservableCollection<VideoStream> _streams;
+
+        [ObservableProperty]
+        protected string _url;
+
+        [ObservableProperty]
+        protected Source _source;
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        protected Video()
+        {
+            _streams = new ObservableCollection<VideoStream>();
+        }
+
+        #endregion
+    }
+}

VDownload.Common/VideoExtension.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Common
+{
+    public enum VideoExtension
+    {
+        MP4
+    }
+}

VDownload.Common/VideoStream.cs

@@ -0,0 +1,22 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Common
+{
+    public abstract partial class VideoStream : ObservableObject
+    {
+        #region PROPERTIES
+
+        [ObservableProperty]
+        protected string _streamIdentifier;
+
+        [ObservableProperty]
+        private int _width;
+
+        #endregion
+    }
+}

VDownload.Core/Enums/AudioFileExtension.cs

@@ -1,12 +0,0 @@
-namespace VDownload.Core.Enums
-{
-    public enum AudioFileExtension
-    {
-        MP3 = 3,
-        FLAC = 4,
-        WAV = 5,
-        M4A = 6,
-        ALAC = 7,
-        WMA = 8,
-    }
-}

VDownload.Core/Enums/DownloadTasksAddingRequestSource.cs

@@ -1,9 +0,0 @@
-namespace VDownload.Core.Enums
-{
-    public enum DownloadTasksAddingRequestSource
-    {
-        Video,
-        Playlist,
-        Subscriptions,
-    }
-}

VDownload.Core/Enums/MediaFileExtension.cs

@@ -1,15 +0,0 @@
-namespace VDownload.Core.Enums
-{
-    public enum MediaFileExtension
-    {
-        MP4 = VideoFileExtension.MP4,
-        WMV = VideoFileExtension.WMV,
-        HEVC = VideoFileExtension.HEVC,
-        MP3 = AudioFileExtension.MP3,
-        FLAC = AudioFileExtension.FLAC,
-        WAV = AudioFileExtension.WAV,
-        M4A = AudioFileExtension.M4A,
-        ALAC = AudioFileExtension.ALAC,
-        WMA = AudioFileExtension.WMA,
-    }
-}

VDownload.Core/Enums/MediaType.cs

@@ -1,9 +0,0 @@
-namespace VDownload.Core.Enums
-{
-    public enum MediaType
-    {
-        AudioVideo = 0,
-        OnlyAudio = 1,
-        OnlyVideo = 2,
-    }
-}

VDownload.Core/Enums/PlaylistSource.cs

@@ -1,8 +0,0 @@
-namespace VDownload.Core.Enums
-{
-    public enum PlaylistSource
-    {
-        TwitchChannel,
-        Null
-    }
-}

VDownload.Core/Enums/VideoFileExtension.cs

@@ -1,9 +0,0 @@
-namespace VDownload.Core.Enums
-{
-    public enum VideoFileExtension
-    {
-        MP4 = 0,
-        WMV = 1,
-        HEVC = 2,
-    }
-}

VDownload.Core/Enums/VideoSource.cs

@@ -1,9 +0,0 @@
-namespace VDownload.Core.Enums
-{
-    public enum VideoSource
-    {
-        TwitchVod,
-        TwitchClip,
-        Null
-    }
-}

VDownload.Core/EventArgs/DownloadTaskStatusChangedEventArgs.cs

@@ -1,61 +0,0 @@
-using System;
-using VDownload.Core.Enums;
-
-namespace VDownload.Core.EventArgs
-{
-    public class DownloadTaskStatusChangedEventArgs : System.EventArgs
-    {
-        #region CONSTRUCTORS
-
-        public DownloadTaskStatusChangedEventArgs(DownloadTaskStatus status)
-        {
-            Status = status;
-        }
-
-        public DownloadTaskStatusChangedEventArgs(DownloadTaskStatus status, DateTime scheduledFor)
-        {
-            Status = status;
-            ScheduledFor = scheduledFor;
-        }
-
-        public DownloadTaskStatusChangedEventArgs(DownloadTaskStatus status, double progress)
-        {
-            Status = status;
-            if (Status == DownloadTaskStatus.Downloading)
-            {
-                DownloadingProgress = progress;
-            }
-            else if (Status == DownloadTaskStatus.Processing)
-            {
-                ProcessingProgress = progress;
-            }
-        }
-
-        public DownloadTaskStatusChangedEventArgs(DownloadTaskStatus status, TimeSpan elapsedTime)
-        {
-            Status = status;
-            ElapsedTime = elapsedTime;
-        }
-
-        public DownloadTaskStatusChangedEventArgs(DownloadTaskStatus status, Exception exception)
-        {
-            Status = status;
-            Exception = exception;
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public DownloadTaskStatus Status { get; private set; }
-        public DateTime ScheduledFor { get; private set; }
-        public double DownloadingProgress { get; private set; }
-        public double ProcessingProgress { get; private set; }
-        public TimeSpan ElapsedTime { get; private set; }
-        public Exception Exception { get; private set; }
-
-        #endregion
-    }
-}

VDownload.Core/EventArgs/DownloadTasksAddingRequestedEventArgs.cs

@@ -1,27 +0,0 @@
-using VDownload.Core.Enums;
-using VDownload.Core.Structs;
-
-namespace VDownload.Core.EventArgs
-{
-    public class DownloadTasksAddingRequestedEventArgs : System.EventArgs
-    {
-        #region CONSTRUCTORS
-
-        public DownloadTasksAddingRequestedEventArgs(DownloadTask[] downloadTasks, DownloadTasksAddingRequestSource requestSource)
-        {
-            DownloadTasks = downloadTasks;
-            RequestSource = requestSource;
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public DownloadTask[] DownloadTasks { get; private set; }
-        public DownloadTasksAddingRequestSource RequestSource { get; private set; }
-
-        #endregion
-    }
-}

VDownload.Core/EventArgs/PlaylistSearchSuccessedEventArgs.cs

@@ -1,24 +0,0 @@
-using VDownload.Core.Interfaces;
-
-namespace VDownload.Core.EventArgs
-{
-    public class PlaylistSearchSuccessedEventArgs : System.EventArgs
-    {
-        #region CONSTRUCTORS
-
-        public PlaylistSearchSuccessedEventArgs(IPlaylist playlist)
-        {
-            Playlist = playlist;
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public IPlaylist Playlist { get; private set; }
-
-        #endregion
-    }
-}

VDownload.Core/EventArgs/ProgressChangedEventArgs.cs

@@ -1,24 +0,0 @@
-namespace VDownload.Core.EventArgs
-{
-    public class ProgressChangedEventArgs : System.EventArgs
-    {
-        #region CONSTRUCTORS
-
-        public ProgressChangedEventArgs(double progress, bool isCompleted = false)
-        {
-            Progress = progress;
-            IsCompleted = isCompleted;
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public double Progress { get; private set; }
-        public bool IsCompleted { get; private set; }
-
-        #endregion
-    }
-}

VDownload.Core/EventArgs/SubscriptionLoadSuccessedEventArgs.cs

@@ -1,24 +0,0 @@
-using VDownload.Core.Interfaces;
-
-namespace VDownload.Core.EventArgs
-{
-    public class SubscriptionLoadSuccessedEventArgs : System.EventArgs
-    {
-        #region CONSTRUCTORS
-
-        public SubscriptionLoadSuccessedEventArgs(IVideo[] videos)
-        {
-            Videos = videos;
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public IVideo[] Videos { get; private set; }
-
-        #endregion
-    }
-}

VDownload.Core/EventArgs/VideoSearchSuccessedEventArgs.cs

@@ -1,24 +0,0 @@
-using VDownload.Core.Interfaces;
-
-namespace VDownload.Core.EventArgs
-{
-    public class VideoSearchSuccessedEventArgs : System.EventArgs
-    {
-        #region CONSTRUCTORS
-
-        public VideoSearchSuccessedEventArgs(IVideo video)
-        {
-            Video = video;
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public IVideo Video { get; set; }
-
-        #endregion
-    }
-}

VDownload.Core/Exceptions/MediaNotFoundException.cs

@@ -1,11 +0,0 @@
-using System;
-
-namespace VDownload.Core.Exceptions
-{
-    public class MediaNotFoundException : Exception
-    {
-        public MediaNotFoundException() { }
-        public MediaNotFoundException(string message) : base(message) { }
-        public MediaNotFoundException(string message, Exception inner) : base(message, inner) { }
-    }
-}

VDownload.Core/Exceptions/SubscriptionExistsException.cs

@@ -1,15 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace VDownload.Core.Exceptions
-{
-    public class SubscriptionExistsException : Exception
-    {
-        public SubscriptionExistsException() { }
-        public SubscriptionExistsException(string message) : base(message) { }
-        public SubscriptionExistsException(string message, Exception inner) : base(message, inner) { }
-    }
-}

VDownload.Core/Exceptions/TwitchAccessTokenNotFoundException.cs

@@ -1,11 +0,0 @@
-using System;
-
-namespace VDownload.Core.Exceptions
-{
-    public class TwitchAccessTokenNotFoundException : Exception
-    {
-        public TwitchAccessTokenNotFoundException() { }
-        public TwitchAccessTokenNotFoundException(string message) : base(message) { }
-        public TwitchAccessTokenNotFoundException(string message, Exception inner) :base(message, inner) { }
-    }
-}

VDownload.Core/Exceptions/TwitchAccessTokenNotValidException.cs

@@ -1,11 +0,0 @@
-using System;
-
-namespace VDownload.Core.Exceptions
-{
-    public class TwitchAccessTokenNotValidException : Exception
-    {
-        public TwitchAccessTokenNotValidException() { }
-        public TwitchAccessTokenNotValidException(string message) : base(message) { }
-        public TwitchAccessTokenNotValidException(string message, Exception inner) : base(message, inner) { }
-    }
-}

VDownload.Core/Extensions/TimeSpanExtension.cs

@@ -1,66 +0,0 @@
-using System;
-using System.Linq;
-using System.Text;
-
-namespace VDownload.Core.Extensions
-{
-    public static class TimeSpanExtension
-    {
-        // To string (TH:)MM:SS
-        public static string ToStringOptTHBaseMMSS(this TimeSpan timeSpan, params TimeSpan[] formatBase)
-        {
-            StringBuilder formattedTimeSpan = new StringBuilder();
-
-            int maxTHLength = 0;
-            foreach (TimeSpan format in formatBase.Concat(new TimeSpan[] { timeSpan }))
-            {
-                int THLength = Math.Floor(format.TotalHours) > 0 ? Math.Floor(timeSpan.TotalHours).ToString().Length : 0;
-                if (THLength > maxTHLength)
-                {
-                    maxTHLength = THLength;
-                }
-            }
-            if (maxTHLength > 0)
-            {
-                formattedTimeSpan.Append($"{((int)Math.Floor(timeSpan.TotalHours)).ToString($"D{maxTHLength}")}:");
-            }
-
-            formattedTimeSpan.Append(maxTHLength == 0 ? $"{timeSpan.Minutes}:" : $"{timeSpan.Minutes:00}:");
-
-            formattedTimeSpan.Append($"{timeSpan.Seconds:00}");
-
-            return formattedTimeSpan.ToString();
-        }
-
-        // To string ((TH:)MM:)SS
-        public static string ToStringOptTHMMBaseSS(this TimeSpan timeSpan, params TimeSpan[] formatBase)
-        {
-            StringBuilder formattedTimeSpan = new StringBuilder();
-
-            int maxTHLength = 0;
-            foreach (TimeSpan format in formatBase.Concat(new TimeSpan[] { timeSpan }))
-            {
-                int THLength = Math.Floor(format.TotalHours) > 0 ? Math.Floor(timeSpan.TotalHours).ToString().Length : 0;
-                if (THLength > maxTHLength)
-                {
-                    maxTHLength = THLength;
-                }
-            }
-            if (maxTHLength > 0)
-            {
-                formattedTimeSpan.Append($"{((int)Math.Floor(timeSpan.TotalHours)).ToString($"D{maxTHLength}")}:");
-            }
-
-            bool MM = false;
-            if (Math.Floor(timeSpan.TotalMinutes) > 0 || maxTHLength > 0)
-            {
-                formattedTimeSpan.Append(maxTHLength > 0 ? $"{timeSpan.Minutes:00}:" : $"{timeSpan.Minutes}:");
-                MM = true;
-            }
-
-            formattedTimeSpan.Append(MM ? $"{timeSpan.Seconds:00}" : $"{timeSpan.Seconds}");
-
-            return formattedTimeSpan.ToString();
-        }
-    }
-}

VDownload.Core/Interfaces/IPlaylist.cs

@@ -1,31 +0,0 @@
-using System;
-using System.Threading;
-using System.Threading.Tasks;
-using VDownload.Core.Enums;
-
-namespace VDownload.Core.Interfaces
-{
-    public interface IPlaylist
-    {
-        #region PROPERTIES
-
-        PlaylistSource Source { get; }
-        string ID { get; }
-        Uri Url { get; }
-        string Name { get; }
-        IVideo[] Videos { get; }
-
-        #endregion
-
-
-
-        #region METHODS
-
-        Task GetMetadataAsync(CancellationToken cancellationToken = default);
-
-        Task GetVideosAsync(CancellationToken cancellationToken = default);
-        Task GetVideosAsync(int numberOfVideos, CancellationToken cancellationToken = default);
-
-        #endregion
-    }
-}

VDownload.Core/Interfaces/IVideo.cs

@@ -1,49 +0,0 @@
-using System;
-using System.ComponentModel;
-using System.Threading;
-using System.Threading.Tasks;
-using VDownload.Core.Enums;
-using VDownload.Core.Structs;
-using Windows.Storage;
-
-namespace VDownload.Core.Interfaces
-{
-    public interface IVideo
-    {
-        #region PROPERTIES
-
-        VideoSource Source { get; }
-        string ID { get; }
-        Uri Url { get; }
-        string Title { get; }
-        string Author { get; }
-        DateTime Date { get; }
-        TimeSpan Duration { get; }
-        long Views { get; }
-        Uri Thumbnail { get; }
-        BaseStream[] BaseStreams { get; }
-
-        #endregion
-
-
-
-        #region METHODS
-
-        Task GetMetadataAsync(CancellationToken cancellationToken = default);
-
-        Task GetStreamsAsync(CancellationToken cancellationToken = default);
-
-        Task<StorageFile> DownloadAndTranscodeAsync(StorageFolder downloadingFolder, BaseStream baseStream, MediaFileExtension extension, MediaType mediaType, TrimData trim, CancellationToken cancellationToken = default);
-
-        #endregion
-
-
-
-        #region EVENTS
-
-        event EventHandler<EventArgs.ProgressChangedEventArgs> DownloadingProgressChanged;
-        event EventHandler<EventArgs.ProgressChangedEventArgs> ProcessingProgressChanged;
-
-        #endregion
-    }
-}

VDownload.Core/Services/Config.cs

@@ -1,76 +0,0 @@
-using System.Collections.Generic;
-using VDownload.Core.Enums;
-using Windows.Media.Editing;
-using Windows.Media.Transcoding;
-using Windows.Storage;
-
-namespace VDownload.Core.Services
-{
-    public static class Config
-    {
-        #region CONSTANTS
-
-        private static readonly Dictionary<string, object> DefaultSettings = new Dictionary<string, object>()
-        {
-            { "delete_temp_on_start", true },
-            { "twitch_vod_passive_trim", 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 },
-            { "media_transcoding_algorithm", (int)MediaVideoProcessingAlgorithm.MrfCrf444 },
-            { "media_editing_algorithm", (int)MediaTrimmingPreference.Fast },
-            { "default_max_playlist_videos", 0 },
-            { "default_media_type", (int)MediaType.AudioVideo },
-            { "default_filename", "[<date_pub:yyyy.MM.dd>] <title>" },
-            { "default_video_extension", (int)VideoFileExtension.MP4 },
-            { "default_audio_extension", (int)AudioFileExtension.MP3 },
-            { "custom_media_location", false },
-            { "max_active_video_task", 5 },
-            { "replace_output_file_if_exists", 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 },
-            { "show_warning_when_task_starts_on_metered_network", true },
-            { "delay_task_when_queued_task_starts_on_metered_network", true }
-        };
-
-        #endregion
-
-
-
-        #region PUBLIC METHODS
-
-        public static object GetValue(string key)
-        {
-            return ApplicationData.Current.LocalSettings.Values[key];
-        }
-
-        public static void SetValue(string key, object value)
-        {
-            ApplicationData.Current.LocalSettings.Values[key] = value;
-        }
-
-        public static void SetDefault()
-        {
-            foreach (KeyValuePair<string, object> s in DefaultSettings)
-            {
-                ApplicationData.Current.LocalSettings.Values[s.Key] = s.Value;
-            }
-        }
-
-        public static void Rebuild()
-        {
-            foreach (KeyValuePair<string, object> s in DefaultSettings)
-            {
-                if (!ApplicationData.Current.LocalSettings.Values.ContainsKey(s.Key))
-                {
-                    ApplicationData.Current.LocalSettings.Values[s.Key] = s.Value;
-                }
-            }
-        }
-
-        #endregion
-    }
-}

VDownload.Core/Services/DownloadTask.cs

@@ -1,178 +0,0 @@
-using System;
-using System.Diagnostics;
-using System.Threading;
-using System.Threading.Tasks;
-using VDownload.Core.Enums;
-using VDownload.Core.EventArgs;
-using VDownload.Core.Interfaces;
-using VDownload.Core.Services;
-using Windows.ApplicationModel.ExtendedExecution;
-using Windows.Storage;
-using Windows.Storage.AccessCache;
-
-namespace VDownload.Core.Structs
-{
-    public class DownloadTask
-    {
-        #region CONSTRUCTORS
-
-        public DownloadTask(string id, IVideo video, MediaType mediaType, BaseStream selectedStream, TrimData trim, OutputFile file, double schedule)
-        {
-            Id = id;
-            Video = video;
-            MediaType = mediaType;
-            SelectedStream = selectedStream;
-            Trim = trim;
-            File = file;
-            Schedule = schedule;
-
-            Status = DownloadTaskStatus.Idle;
-            LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status);
-            CancellationTokenSource = new CancellationTokenSource();
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public string Id { get; set; }
-        public IVideo Video { get; set; }
-        public MediaType MediaType { get; set; }
-        public BaseStream SelectedStream { get; set; }
-        public TrimData Trim { get; set; }
-        public OutputFile File { get; set; }
-        public double Schedule { get; set; }
-        public DownloadTaskStatus Status { get; private set; }
-        public DownloadTaskStatusChangedEventArgs LastStatusChangedEventArgs { get; private set; }
-        public CancellationTokenSource CancellationTokenSource { get; private set; }
-
-        #endregion
-
-
-
-        #region METHODS
-
-        public async Task Run(bool delayWhenOnMeteredConnection)
-        {
-            StatusChanged.Invoke(this, new DownloadTaskStatusChangedEventArgs(Status));
-
-            CancellationTokenSource = new CancellationTokenSource();
-
-            if (Schedule > 0)
-            {
-                DateTime scheduleFor = DateTime.Now.AddMinutes(Schedule);
-                Status = DownloadTaskStatus.Scheduled;
-                LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status, scheduleFor);
-                StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-                while (DateTime.Now < scheduleFor && !CancellationTokenSource.Token.IsCancellationRequested)
-                {
-                    await Task.Delay(100);
-                }
-            }
-
-            Status = DownloadTaskStatus.Queued;
-            LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status);
-            StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-            await DownloadTasksCollectionManagement.WaitInQueue(delayWhenOnMeteredConnection, CancellationTokenSource.Token);
-
-            if (!CancellationTokenSource.Token.IsCancellationRequested)
-            {
-                Status = DownloadTaskStatus.Downloading;
-                LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status, 0);
-                StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-
-                StorageFolder tempFolder;
-                if (StorageApplicationPermissions.FutureAccessList.ContainsItem("custom_temp_location"))
-                {
-                    tempFolder = await StorageApplicationPermissions.FutureAccessList.GetFolderAsync("custom_temp_location");
-                }
-                else
-                {
-                    tempFolder = ApplicationData.Current.TemporaryFolder;
-                }
-                tempFolder = await tempFolder.CreateFolderAsync(Id);
-
-                bool endedWithError = false;
-
-                try
-                {
-                    CancellationTokenSource.Token.ThrowIfCancellationRequested();
-
-                    Stopwatch taskStopwatch = Stopwatch.StartNew();
-
-                    ExtendedExecutionSession session = new ExtendedExecutionSession { Reason = ExtendedExecutionReason.Unspecified };
-                    await session.RequestExtensionAsync();
-                    CancellationTokenSource.Token.ThrowIfCancellationRequested();
-
-                    Video.DownloadingProgressChanged += DownloadingProgressChanged;
-                    Video.ProcessingProgressChanged += ProcessingProgressChanged;
-                    StorageFile tempOutputFile = await Video.DownloadAndTranscodeAsync(tempFolder, SelectedStream, File.Extension, MediaType, Trim, CancellationTokenSource.Token);
-
-                    session.Dispose();
-
-                    Status = DownloadTaskStatus.Finalizing;
-                    LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status);
-                    StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-
-                    StorageFile outputFile = await File.Create();
-
-                    CancellationTokenSource.Token.ThrowIfCancellationRequested();
-                    await tempOutputFile.MoveAndReplaceAsync(outputFile);
-
-                    taskStopwatch.Stop();
-
-                    Status = DownloadTaskStatus.EndedSuccessfully;
-                    LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status, taskStopwatch.Elapsed);
-                    StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-                }
-                catch (Exception ex)
-                {
-                    endedWithError = true;
-                    Status = DownloadTaskStatus.EndedUnsuccessfully;
-                    LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status, ex);
-                    StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-                }
-                finally
-                {
-                    if (!endedWithError || (bool)Config.GetValue("delete_task_temp_when_ended_with_error"))
-                    {
-                        // Delete temporary files
-                        await tempFolder.DeleteAsync();
-                    }
-                }
-            }
-            else
-            {
-                Status = DownloadTaskStatus.EndedUnsuccessfully;
-                LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status, new OperationCanceledException(CancellationTokenSource.Token));
-                StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-            }
-        }
-
-        private void DownloadingProgressChanged(object sender, ProgressChangedEventArgs e)
-        {
-            Status = DownloadTaskStatus.Downloading;
-            LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status, e.Progress);
-            StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-        }
-
-        private void ProcessingProgressChanged(object sender, ProgressChangedEventArgs e)
-        {
-            Status = DownloadTaskStatus.Processing;
-            LastStatusChangedEventArgs = new DownloadTaskStatusChangedEventArgs(Status, e.Progress);
-            StatusChanged.Invoke(this, LastStatusChangedEventArgs);
-        }
-
-        #endregion
-
-
-
-        #region EVENT
-
-        public event EventHandler<DownloadTaskStatusChangedEventArgs> StatusChanged;
-
-        #endregion
-    }
-}

VDownload.Core/Services/DownloadTasksCollectionManagement.cs

@@ -1,64 +0,0 @@
-using Microsoft.Toolkit.Uwp.Connectivity;
-using System;
-using System.Collections.Generic;
-using System.Collections.ObjectModel;
-using System.Linq;
-using System.Text;
-using System.Threading;
-using System.Threading.Tasks;
-using VDownload.Core.Structs;
-
-namespace VDownload.Core.Services
-{
-    public static class DownloadTasksCollectionManagement
-    {
-        #region PROPERTIES
-
-        private static readonly Dictionary<string, DownloadTask> ChangeableDownloadTasksCollection = new Dictionary<string, DownloadTask>();
-        public static readonly ReadOnlyDictionary<string, DownloadTask> DownloadTasksCollection = new ReadOnlyDictionary<string, DownloadTask>(ChangeableDownloadTasksCollection);
-
-        #endregion
-
-
-
-        #region PUBLIC METHODS
-
-        public static string GenerateID()
-        {
-            char[] idChars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890".ToCharArray();
-            int idLength = 10;
-
-            string id;
-            do
-            {
-                id = "";
-                while (id.Length < idLength)
-                {
-                    id += idChars[new Random().Next(0, idChars.Length)];
-                }
-            } while (DownloadTasksCollection.Keys.Contains(id));
-
-            return id;
-        }
-
-        public static void Add(DownloadTask downloadTask, string id)
-        {
-            ChangeableDownloadTasksCollection[id] = downloadTask;
-        }
-
-        public static void Remove(string id)
-        {
-            ChangeableDownloadTasksCollection.Remove(id);
-        }
-
-        public static async Task WaitInQueue(bool delayWhenOnMeteredConnection, CancellationToken cancellationToken = default)
-        {
-            while ((ChangeableDownloadTasksCollection.Values.Where((DownloadTask task) => task.Status == Enums.DownloadTaskStatus.Downloading || task.Status == Enums.DownloadTaskStatus.Processing || task.Status == Enums.DownloadTaskStatus.Finalizing).Count() >= (int)Config.GetValue("max_active_video_task") || (delayWhenOnMeteredConnection && NetworkHelper.Instance.ConnectionInformation.IsInternetOnMeteredConnection)) && !cancellationToken.IsCancellationRequested)
-            {
-                await Task.Delay(100);
-            }
-        }
-
-        #endregion
-    }
-}

VDownload.Core/Services/MediaProcessor.cs

@@ -1,146 +0,0 @@
-using System;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
-using VDownload.Core.Enums;
-using VDownload.Core.Structs;
-using Windows.Foundation;
-using Windows.Media.Editing;
-using Windows.Media.MediaProperties;
-using Windows.Media.Transcoding;
-using Windows.Storage;
-using Windows.Storage.Streams;
-
-namespace VDownload.Core.Services
-{
-    public class MediaProcessor
-    {
-        #region PUBLIC METHODS
-
-        public async Task Run(StorageFile mediaFile, MediaFileExtension extension, MediaType mediaType, StorageFile outputFile, TrimData trim, CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-            ProgressChanged(this, new EventArgs.ProgressChangedEventArgs(0));
-
-            MediaTranscoder mediaTranscoder = new MediaTranscoder
-            {
-                HardwareAccelerationEnabled = (bool)Config.GetValue("media_transcoding_use_hardware_acceleration"),
-                VideoProcessingAlgorithm = (MediaVideoProcessingAlgorithm)Config.GetValue("media_transcoding_algorithm"),
-            };
-            if (trim.Start != null) mediaTranscoder.TrimStartTime = trim.Start;
-            if (trim.End != null) mediaTranscoder.TrimStopTime = trim.End;
-
-            using (IRandomAccessStream openedOutputFile = await outputFile.OpenAsync(FileAccessMode.ReadWrite))
-            {
-                PrepareTranscodeResult transcodingPreparated = await mediaTranscoder.PrepareStreamTranscodeAsync(await mediaFile.OpenAsync(FileAccessMode.Read), openedOutputFile, await GetMediaEncodingProfile(mediaFile, extension, mediaType));
-                
-                IAsyncActionWithProgress<double> transcodingTask = transcodingPreparated.TranscodeAsync();
-                await transcodingTask.AsTask(cancellationToken, new Progress<double>((percent) => { ProgressChanged(this, new EventArgs.ProgressChangedEventArgs(percent)); }));
-                cancellationToken.ThrowIfCancellationRequested();
-
-                await openedOutputFile.FlushAsync();
-                transcodingTask.Close();
-            }
-
-            ProgressChanged(this, new EventArgs.ProgressChangedEventArgs(100, true));
-        }
-        public async Task Run(StorageFile audioFile, StorageFile videoFile, VideoFileExtension extension, StorageFile outputFile, TrimData trim, CancellationToken cancellationToken = default) 
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-            ProgressChanged(this, new EventArgs.ProgressChangedEventArgs(0));
-
-            MediaComposition mediaEditor = new MediaComposition();
-
-            cancellationToken.ThrowIfCancellationRequested();
-            Task<MediaClip> getVideoFileTask = MediaClip.CreateFromFileAsync(videoFile).AsTask();
-            Task<BackgroundAudioTrack> getAudioFileTask = BackgroundAudioTrack.CreateFromFileAsync(audioFile).AsTask();
-            await Task.WhenAll(getVideoFileTask, getAudioFileTask);
-
-            MediaClip videoElement = getVideoFileTask.Result;
-            if (trim.Start != null) videoElement.TrimTimeFromStart = trim.Start;
-            if (trim.End != null) videoElement.TrimTimeFromEnd = trim.End;
-            BackgroundAudioTrack audioElement = getAudioFileTask.Result;
-            if (trim.Start != null) audioElement.TrimTimeFromStart = trim.Start;
-            if (trim.End != null) audioElement.TrimTimeFromEnd = trim.End;
-
-            mediaEditor.Clips.Add(videoElement);
-            mediaEditor.BackgroundAudioTracks.Add(audioElement);
-
-            var renderOperation = mediaEditor.RenderToFileAsync(outputFile, (MediaTrimmingPreference)Config.GetValue("media_editing_algorithm"), await GetMediaEncodingProfile(videoFile, audioFile, (MediaFileExtension)extension, MediaType.AudioVideo));
-            renderOperation.Progress += (info, progress) => { ProgressChanged(this, new EventArgs.ProgressChangedEventArgs(progress)); };
-            cancellationToken.ThrowIfCancellationRequested();
-            await renderOperation.AsTask(cancellationToken);
-
-            ProgressChanged(this, new EventArgs.ProgressChangedEventArgs(100, true));
-        }
-        public async Task Run(StorageFile audioFile, AudioFileExtension extension, StorageFile outputFile, TrimData trim, CancellationToken cancellationToken = default) 
-        { 
-            await Run(audioFile, (MediaFileExtension)extension, MediaType.OnlyAudio, outputFile, trim, cancellationToken); 
-        }
-        public async Task Run(StorageFile videoFile, VideoFileExtension extension, StorageFile outputFile, TrimData trim, CancellationToken cancellationToken = default)
-        { 
-            await Run(videoFile, (MediaFileExtension)extension, MediaType.OnlyVideo, outputFile, trim, cancellationToken); 
-        }
-
-        #endregion
-
-
-
-        #region PRIVATE METHODS
-
-        private static async Task<MediaEncodingProfile> GetMediaEncodingProfile(StorageFile videoFile, StorageFile audioFile, MediaFileExtension extension, MediaType mediaType)
-        {
-            MediaEncodingProfile profile;
-
-            switch (extension)
-            {
-                default:
-                case MediaFileExtension.MP4: profile = MediaEncodingProfile.CreateMp4(VideoEncodingQuality.HD1080p); break;
-                case MediaFileExtension.WMV: profile = MediaEncodingProfile.CreateWmv(VideoEncodingQuality.HD1080p); break;
-                case MediaFileExtension.HEVC: profile = MediaEncodingProfile.CreateHevc(VideoEncodingQuality.HD1080p); break;
-                case MediaFileExtension.MP3: profile = MediaEncodingProfile.CreateMp3(AudioEncodingQuality.High); break;
-                case MediaFileExtension.FLAC: profile = MediaEncodingProfile.CreateFlac(AudioEncodingQuality.High); break;
-                case MediaFileExtension.WAV: profile = MediaEncodingProfile.CreateWav(AudioEncodingQuality.High); break;
-                case MediaFileExtension.M4A: profile = MediaEncodingProfile.CreateM4a(AudioEncodingQuality.High); break;
-                case MediaFileExtension.ALAC: profile = MediaEncodingProfile.CreateAlac(AudioEncodingQuality.High); break;
-                case MediaFileExtension.WMA: profile = MediaEncodingProfile.CreateWma(AudioEncodingQuality.High); break;
-            }
-
-            if (mediaType != MediaType.OnlyAudio)
-            {
-                var videoData = await videoFile.Properties.GetVideoPropertiesAsync();
-                profile.Video.Height = videoData.Height;
-                profile.Video.Width = videoData.Width;
-                profile.Video.Bitrate = videoData.Bitrate;
-            }
-            if (mediaType != MediaType.OnlyVideo)
-            {
-                var audioData = await audioFile.Properties.GetMusicPropertiesAsync();
-                profile.Audio.Bitrate = audioData.Bitrate;
-                if (mediaType == MediaType.AudioVideo) profile.Video.Bitrate -= audioData.Bitrate;
-            }
-            if (mediaType == MediaType.OnlyVideo)
-            {
-                var audioTracks = profile.GetAudioTracks();
-                audioTracks.Clear();
-                profile.SetAudioTracks(audioTracks.AsEnumerable());
-            }
-
-            return profile;
-        }
-        private static async Task<MediaEncodingProfile> GetMediaEncodingProfile(StorageFile audioVideoFile, MediaFileExtension extension, MediaType mediaType)
-        { 
-            return await GetMediaEncodingProfile(audioVideoFile, audioVideoFile, extension, mediaType);  
-        }
-
-        #endregion
-
-
-
-        #region EVENTS
-
-        public event EventHandler<EventArgs.ProgressChangedEventArgs> ProgressChanged;
-
-        #endregion
-    }
-}

VDownload.Core/Services/OutputFile.cs

@@ -1,56 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using VDownload.Core.Enums;
-using Windows.Storage;
-
-namespace VDownload.Core.Services
-{
-    public class OutputFile
-    {
-        #region CONSTRUCTORS
-
-        public OutputFile(string name, MediaFileExtension extension, StorageFolder location)
-        {
-            Name = name;
-            Extension = extension;
-            Location = location;
-        }
-
-        public OutputFile(string name, MediaFileExtension extension)
-        {
-            Name = name;
-            Extension = extension;
-            Location = null;
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public string Name { get; private set; }
-        public MediaFileExtension Extension { get; private set; }
-        public StorageFolder Location { get; private set; }
-
-        #endregion
-
-
-
-        #region PUBLIC METHODS
-
-        public async Task<StorageFile> Create()
-        {
-            string filename = $"{Name}.{Extension.ToString().ToLower()}";
-            CreationCollisionOption collisionOption = (bool)Config.GetValue("replace_output_file_if_exists") ? CreationCollisionOption.ReplaceExisting : CreationCollisionOption.GenerateUniqueName;
-            return await(!(Location is null) ? Location.CreateFileAsync(filename, collisionOption) : DownloadsFolder.CreateFileAsync(filename, collisionOption));
-        }
-
-        public string GetPath() => $@"{(Location != null ? Location.Path : $@"{UserDataPaths.GetDefault().Downloads}\VDownload")}\{Name}.{Extension.ToString().ToLower()}";
-
-        #endregion
-    }
-}

VDownload.Core/Services/Subscription.cs

@@ -1,68 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
-using VDownload.Core.Interfaces;
-
-namespace VDownload.Core.Services
-{
-    [Serializable]
-    public class Subscription
-    {
-        #region CONSTRUCTORS
-
-        public Subscription(IPlaylist playlist)
-        {
-            Playlist = playlist;
-            SavedVideos = Playlist.Videos;
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public IPlaylist Playlist { get; private set; }
-        public IVideo[] SavedVideos { get; private set; }
-
-        #endregion
-
-
-
-        #region PUBLIC METHODS
-
-        public async Task<IVideo[]> GetNewVideosAsync(CancellationToken cancellationToken = default)
-        {
-            await Playlist.GetVideosAsync(cancellationToken);
-            return GetUnsavedVideos();
-        }
-
-        public async Task<IVideo[]> GetNewVideosAndUpdateAsync(CancellationToken cancellationToken = default)
-        {
-            await Playlist.GetVideosAsync(cancellationToken);
-            IVideo[] newVideos = GetUnsavedVideos();
-            SavedVideos = Playlist.Videos;
-            return newVideos;
-        }
-
-        #endregion
-
-
-
-        #region PRIVATE METHODS
-
-        private IVideo[] GetUnsavedVideos()
-        {
-            List<IVideo> newVideos = Playlist.Videos.ToList();
-            foreach (IVideo savedVideo in SavedVideos)
-            {
-                newVideos.RemoveAll((v) => v.Source == savedVideo.Source && v.ID == savedVideo.ID);
-            }
-            return newVideos.ToArray();
-        }
-
-        #endregion
-    }
-}

VDownload.Core/Services/SubscriptionsCollectionManagement.cs

@@ -1,79 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Runtime.Serialization.Formatters.Binary;
-using System.Text;
-using System.Threading.Tasks;
-using VDownload.Core.Exceptions;
-using Windows.Storage;
-
-namespace VDownload.Core.Services
-{
-    public static class SubscriptionsCollectionManagement
-    {
-        #region CONSTANTS
-
-        private static readonly StorageFolder SubscriptionFolderLocation = ApplicationData.Current.LocalFolder;
-        private static readonly string SubscriptionsFolderName = "Subscriptions";
-        private static readonly string SubscriptionFileExtension = "vsub";
-
-        #endregion
-
-
-
-        #region PUBLIC METHODS
-
-        public static async Task<(Subscription Subscription, StorageFile SubscriptionFile)[]> GetSubscriptionsAsync()
-        {
-            List<(Subscription Subscription, StorageFile SubscriptionFile)> subscriptions = new List<(Subscription Subscription,StorageFile SubscriptionFile)> ();
-            StorageFolder subscriptionsFolder = await SubscriptionFolderLocation.CreateFolderAsync(SubscriptionsFolderName, CreationCollisionOption.OpenIfExists);
-            BinaryFormatter formatter = new BinaryFormatter();
-            foreach (StorageFile file in await subscriptionsFolder.GetFilesAsync())
-            {
-                if (file.Name.EndsWith(SubscriptionFileExtension))
-                {
-                    Stream fileStream = await file.OpenStreamForReadAsync();
-                    Subscription subscription = (Subscription)formatter.Deserialize(fileStream);
-                    subscriptions.Add((subscription, file));
-                }
-            }
-            return subscriptions.ToArray();
-        }
-
-        public static async Task<StorageFile> CreateSubscriptionFileAsync(Subscription subscription)
-        {
-            StorageFolder subscriptionsFolder = await SubscriptionFolderLocation.CreateFolderAsync(SubscriptionsFolderName, CreationCollisionOption.OpenIfExists);
-            try
-            {
-                StorageFile subscriptionFile = await subscriptionsFolder.CreateFileAsync($"{(int)subscription.Playlist.Source}-{subscription.Playlist.ID}.{SubscriptionFileExtension}", CreationCollisionOption.FailIfExists);
-                BinaryFormatter formatter = new BinaryFormatter();
-                Stream subscriptionFileStream = await subscriptionFile.OpenStreamForWriteAsync();
-                formatter.Serialize(subscriptionFileStream, subscription);
-                return subscriptionFile;
-            }
-            catch (Exception ex)
-            {
-                if ((uint)ex.HResult == 0x800700B7)
-                {
-                    throw new SubscriptionExistsException($"Subscription with id \"{(int)subscription.Playlist.Source}-{subscription.Playlist.ID}\" already exists");
-                }
-                else
-                {
-                    throw;
-                }
-            }
-        }
-
-        public static async Task UpdateSubscriptionFileAsync(Subscription subscription, StorageFile subscriptionFile)
-        {
-            BinaryFormatter formatter = new BinaryFormatter();
-            Stream subscriptionFileStream = await subscriptionFile.OpenStreamForWriteAsync();
-            formatter.Serialize(subscriptionFileStream, subscription);
-        }
-
-        public static async Task DeleteSubscriptionFileAsync(StorageFile subscriptionFile) => await subscriptionFile.DeleteAsync(StorageDeleteOption.PermanentDelete);
-
-        #endregion
-    }
-}

VDownload.Core/Sources/AuthorizationData.cs

@@ -1,11 +0,0 @@
-using Windows.Storage;
-
-namespace VDownload.Core.Sources
-{
-    internal static class AuthorizationData
-    {
-        internal static StorageFolder FolderLocation = ApplicationData.Current.LocalCacheFolder;
-        internal static string FolderName = "AuthData";
-        internal static string FilesExtension = "auth";
-    }
-}

VDownload.Core/Sources/Source.cs

@@ -1,86 +0,0 @@
-using System.Text.RegularExpressions;
-using VDownload.Core.Enums;
-using VDownload.Core.Interfaces;
-
-namespace VDownload.Core.Services.Sources
-{
-    public static class Source
-    {
-        #region CONSTANTS
-
-        // VIDEO SOURCES REGULAR EXPRESSIONS
-        private static readonly (Regex Regex, VideoSource Type)[] VideoSources = new (Regex Regex, VideoSource Type)[]
-        {
-            (new Regex(@"^https://www.twitch.tv/videos/(?<id>\d+)"), VideoSource.TwitchVod),
-            (new Regex(@"^https://www.twitch.tv/\S+/clip/(?<id>[^?]+)"), VideoSource.TwitchClip),
-            (new Regex(@"^https://clips.twitch.tv/(?<id>[^?]+)"), VideoSource.TwitchClip),
-        };
-
-        // PLAYLIST SOURCES REGULAR EXPRESSIONS
-        private static readonly (Regex Regex, PlaylistSource Type)[] PlaylistSources = new (Regex Regex, PlaylistSource Type)[]
-        {
-            (new Regex(@"^https://www.twitch.tv/(?<id>[^?/]+)"), PlaylistSource.TwitchChannel),
-        };
-
-        #endregion
-
-
-
-        #region METHODS
-
-        // GET VIDEO SOURCE
-        public static IVideo GetVideo(string url)
-        {
-            VideoSource source = VideoSource.Null;
-            string id = string.Empty;
-            foreach ((Regex Regex, VideoSource Type) Source in VideoSources)
-            {
-                Match sourceMatch = Source.Regex.Match(url);
-                if (sourceMatch.Success)
-                {
-                    source = Source.Type;
-                    id = sourceMatch.Groups["id"].Value;
-                }
-            }
-            return GetVideo(source, id);
-        }
-        public static IVideo GetVideo(VideoSource source, string id)
-        {
-            IVideo videoService = null;
-            switch (source)
-            {
-                case VideoSource.TwitchVod: videoService = new Twitch.Vod(id); break;
-                case VideoSource.TwitchClip: videoService = new Twitch.Clip(id); break;
-            }
-            return videoService;
-        }
-
-        // GET PLAYLIST SOURCE
-        public static IPlaylist GetPlaylist(string url)
-        {
-            PlaylistSource source = PlaylistSource.Null;
-            string id = string.Empty;
-            foreach ((Regex Regex, PlaylistSource Type) Source in PlaylistSources)
-            {
-                Match sourceMatch = Source.Regex.Match(url);
-                if (sourceMatch.Success)
-                {
-                    source = Source.Type;
-                    id = sourceMatch.Groups["id"].Value;
-                }
-            }
-            return GetPlaylist(source, id);
-        }
-        public static IPlaylist GetPlaylist(PlaylistSource source, string id)
-        {
-            IPlaylist playlistService = null;
-            switch (source)
-            {
-                case PlaylistSource.TwitchChannel: playlistService = new Twitch.Channel(id); break;
-            }
-            return playlistService;
-        }
-
-        #endregion
-    }
-}

VDownload.Core/Sources/Twitch/Channel.cs

@@ -1,113 +0,0 @@
-using Newtonsoft.Json.Linq;
-using System;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.Linq;
-using System.Net;
-using System.Text;
-using System.Threading;
-using System.Threading.Tasks;
-using VDownload.Core.Enums;
-using VDownload.Core.Exceptions;
-using VDownload.Core.Interfaces;
-using VDownload.Core.Services.Sources.Twitch.Helpers;
-
-namespace VDownload.Core.Services.Sources.Twitch
-{
-    [Serializable]
-    public class Channel : IPlaylist
-    {
-        #region CONSTRUCTORS
-
-        public Channel(string id)
-        {
-            Source = PlaylistSource.TwitchChannel;
-            ID = id;
-            Url = new Uri($"https://twitch.tv/{ID}");
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public PlaylistSource Source { get; private set; }
-        public string ID { get; private set; }
-        private string UniqueID { get; set; }
-        public Uri Url { get; private set; }
-        public string Name { get; private set; }
-        public IVideo[] Videos { get; private set; }
-
-        #endregion
-
-
-
-        #region PUBLIC METHODS
-
-        public async Task GetMetadataAsync(CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-
-            JToken response = null;
-            using (WebClient client = await Client.Helix())
-            {
-                client.QueryString.Add("login", ID);
-                response = JObject.Parse(await client.DownloadStringTaskAsync("https://api.twitch.tv/helix/users"))["data"];
-                if (((JArray)response).Count > 0) response = response[0];
-                else throw new MediaNotFoundException($"Twitch Channel (ID: {ID}) was not found");
-            }
-
-            UniqueID = (string)response["id"];
-            Name = (string)response["display_name"];
-        }
-
-        public async Task GetVideosAsync(CancellationToken cancellationToken = default) => await GetVideosAsync(0, cancellationToken);
-        public async Task GetVideosAsync(int numberOfVideos, CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-
-            string pagination = "";
-
-            List<Vod> videos = new List<Vod>();
-
-            bool getAll = numberOfVideos == 0;
-            int count;
-            JToken[] videosData;
-            List<Task> getStreamsTasks = new List<Task>();
-            do
-            {
-                count = numberOfVideos < 100 && !getAll ? numberOfVideos : 100;
-
-                JToken response = null;
-                using (WebClient client = await Client.Helix())
-                {
-                    client.QueryString.Add("user_id", UniqueID);
-                    client.QueryString.Add("first", count.ToString());
-                    client.QueryString.Add("after", pagination);
-                    response = JObject.Parse(await client.DownloadStringTaskAsync("https://api.twitch.tv/helix/videos"));
-                }
-
-                pagination = (string)response["pagination"]["cursor"];
-
-                videosData = response["data"].ToArray();
-                foreach (JToken videoData in videosData)
-                {
-                    Vod video = new Vod((string)videoData["id"]);
-                    video.GetMetadataAsync(videoData);
-                    getStreamsTasks.Add(video.GetStreamsAsync());
-                    videos.Add(video);
-
-                    numberOfVideos--;
-                }
-            }
-            while ((getAll || numberOfVideos > 0) && count == videosData.Length);
-
-            await Task.WhenAll(getStreamsTasks);
-
-            Videos = videos.ToArray();
-        }
-
-        #endregion
-    }
-}

VDownload.Core/Sources/Twitch/Clip.cs

@@ -1,158 +0,0 @@
-using Newtonsoft.Json.Linq;
-using System;
-using System.Collections.Generic;
-using System.ComponentModel;
-using System.Diagnostics;
-using System.Linq;
-using System.Net;
-using System.Text;
-using System.Threading;
-using System.Threading.Tasks;
-using System.Web;
-using VDownload.Core.Enums;
-using VDownload.Core.Exceptions;
-using VDownload.Core.Interfaces;
-using VDownload.Core.Services.Sources.Twitch.Helpers;
-using VDownload.Core.Structs;
-using Windows.Storage;
-
-namespace VDownload.Core.Services.Sources.Twitch
-{
-    [Serializable]
-    public class Clip : IVideo
-    {
-        #region CONSTRUCTORS
-
-        public Clip(string id)
-        {
-            Source = VideoSource.TwitchClip;
-            ID = id;
-            Url = new Uri($"https://clips.twitch.tv/{ID}");
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public VideoSource Source { get; private set; }
-        public string ID { get; private set; }
-        public Uri Url { get; private set; }
-        public string Title { get; private set; }
-        public string Author { get; private set; }
-        public DateTime Date { get; private set; }
-        public TimeSpan Duration { get; private set; }
-        public long Views { get; private set; }
-        public Uri Thumbnail { get; private set; }
-        public BaseStream[] BaseStreams { get; private set; }
-
-        #endregion
-
-
-
-        #region PUBLIC METHODS
-
-        public async Task GetMetadataAsync(CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-
-            JToken response = null;
-            using (WebClient client = await Client.Helix())
-            {
-                client.QueryString.Add("id", ID);
-                response = JObject.Parse(await client.DownloadStringTaskAsync("https://api.twitch.tv/helix/clips")).GetValue("data");
-                if (((JArray)response).Count > 0) response = response[0];
-                else throw new MediaNotFoundException($"Twitch Clip (ID: {ID}) was not found");
-            }
-
-            Title = (string)response["title"];
-            Author = (string)response["broadcaster_name"];
-            Date = Convert.ToDateTime(response["created_at"]);
-            Duration = TimeSpan.FromSeconds((double)response["duration"]);
-            Views = (long)response["view_count"];
-            Thumbnail = new Uri((string)response["thumbnail_url"]);
-        }
-
-        public async Task GetStreamsAsync(CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-
-            JToken[] response;
-            using (WebClient client = Client.GQL())
-            {
-                response = JArray.Parse(await client.UploadStringTaskAsync("https://gql.twitch.tv/gql", "[{\"operationName\":\"VideoAccessToken_Clip\",\"variables\":{\"slug\":\"" + ID + "\"},\"extensions\":{\"persistedQuery\":{\"version\":1,\"sha256Hash\":\"36b89d2507fce29e5ca551df756d27c1cfe079e2609642b4390aa4c35796eb11\"}}}]"))[0]["data"]["clip"]["videoQualities"].ToArray();
-            }
-
-            List<BaseStream> streams = new List<BaseStream>();
-            
-            foreach (JToken streamData in response)
-            {
-                BaseStream stream = new BaseStream()
-                {
-                    Url = new Uri((string)streamData["sourceURL"]),
-                    Height = int.Parse((string)streamData["quality"]),
-                    FrameRate = (int)streamData["frameRate"],
-                };
-
-                streams.Add(stream);
-            }
-            
-            BaseStreams = streams.ToArray();
-        }
-
-        public async Task<StorageFile> DownloadAndTranscodeAsync(StorageFolder downloadingFolder, BaseStream baseStream, MediaFileExtension extension, MediaType mediaType, TrimData trim, CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-            DownloadingProgressChanged(this, new EventArgs.ProgressChangedEventArgs(0));
-
-            JToken videoAccessToken = null;
-            using (WebClient client = Client.GQL())
-            {
-                videoAccessToken = JArray.Parse(await client.UploadStringTaskAsync("https://gql.twitch.tv/gql", "[{\"operationName\":\"VideoAccessToken_Clip\",\"variables\":{\"slug\":\"" + ID + "\"},\"extensions\":{\"persistedQuery\":{\"version\":1,\"sha256Hash\":\"36b89d2507fce29e5ca551df756d27c1cfe079e2609642b4390aa4c35796eb11\"}}}]"))[0]["data"]["clip"]["playbackAccessToken"];
-            }
-
-            // Download
-            cancellationToken.ThrowIfCancellationRequested();
-            StorageFile rawFile = await downloadingFolder.CreateFileAsync("raw.mp4");
-            using (WebClient client = new WebClient())
-            {
-                client.DownloadProgressChanged += (s, a) => { DownloadingProgressChanged(this, new EventArgs.ProgressChangedEventArgs(a.ProgressPercentage)); };
-                client.QueryString.Add("sig", (string)videoAccessToken["signature"]);
-                client.QueryString.Add("token", HttpUtility.UrlEncode((string)videoAccessToken["value"]));
-                cancellationToken.ThrowIfCancellationRequested();
-                using (cancellationToken.Register(client.CancelAsync))
-                {
-                    await client.DownloadFileTaskAsync(baseStream.Url, rawFile.Path);
-                }
-            }
-            DownloadingProgressChanged(this, new EventArgs.ProgressChangedEventArgs(100, true));
-
-            // Processing
-            StorageFile outputFile = rawFile;
-            if (extension != MediaFileExtension.MP4 || mediaType != MediaType.AudioVideo || trim.Start != null || trim.End != null)
-            {
-                cancellationToken.ThrowIfCancellationRequested();
-                outputFile = await downloadingFolder.CreateFileAsync($"transcoded.{extension.ToString().ToLower()}");
-
-                MediaProcessor mediaProcessor = new MediaProcessor();
-                mediaProcessor.ProgressChanged += ProcessingProgressChanged;
-
-                await mediaProcessor.Run(rawFile, extension, mediaType, outputFile, trim, cancellationToken);
-            }
-
-            return outputFile;
-        }
-
-        #endregion
-
-
-
-        #region EVENTS
-
-        public event EventHandler<EventArgs.ProgressChangedEventArgs> DownloadingProgressChanged;
-        public event EventHandler<EventArgs.ProgressChangedEventArgs> ProcessingProgressChanged;
-
-        #endregion
-    }
-}

VDownload.Core/Sources/Twitch/Helpers/Authorization.cs

@@ -1,107 +0,0 @@
-using Newtonsoft.Json.Linq;
-using System;
-using System.IO;
-using System.Net;
-using System.Text;
-using System.Threading.Tasks;
-using VDownload.Core.Sources;
-using VDownload.Core.Structs;
-using Windows.Storage;
-
-namespace VDownload.Core.Services.Sources.Twitch.Helpers
-{
-    public static class Authorization
-    {
-        #region CONSTANTS
-
-        public readonly static string ClientID = "yukkqkwp61wsv3u1pya17crpyaa98y";
-        public readonly static string GQLApiClientID = "kimne78kx3ncx6brgo4mv6wki5h1ko";
-        public readonly static Uri RedirectUrl = new Uri("https://www.vd.com");
-
-        private readonly static string ResponseType = "token";
-        private readonly static string[] Scopes = new[]
-        { 
-            "user:read:subscriptions",
-        };
-        public readonly static Uri AuthorizationUrl = new Uri($"https://id.twitch.tv/oauth2/authorize?client_id={ClientID}&redirect_uri={RedirectUrl.OriginalString}&response_type={ResponseType}&scope={string.Join(" ", Scopes)}");
-        
-        #endregion
-
-
-
-        #region METHODS
-
-        public static async Task<string> ReadAccessTokenAsync()
-        {
-            try
-            {
-                StorageFolder authDataFolder = await AuthorizationData.FolderLocation.GetFolderAsync(AuthorizationData.FolderName);
-                StorageFile authDataFile = await authDataFolder.GetFileAsync($"Twitch.{AuthorizationData.FilesExtension}");
-
-                return await FileIO.ReadTextAsync(authDataFile);
-            }
-            catch (FileNotFoundException) 
-            {
-                return null;
-            }
-        }
-
-        public static async Task SaveAccessTokenAsync(string accessToken)
-        {
-            StorageFolder authDataFolder = await AuthorizationData.FolderLocation.CreateFolderAsync(AuthorizationData.FolderName, CreationCollisionOption.OpenIfExists);
-            StorageFile authDataFile = await authDataFolder.CreateFileAsync($"Twitch.{AuthorizationData.FilesExtension}", CreationCollisionOption.ReplaceExisting);
-
-            await FileIO.WriteTextAsync(authDataFile, accessToken);
-        }
-
-        public static async Task DeleteAccessTokenAsync()
-        {
-            try
-            {
-                StorageFolder authDataFolder = await AuthorizationData.FolderLocation.GetFolderAsync(AuthorizationData.FolderName);
-                StorageFile authDataFile = await authDataFolder.GetFileAsync($"Twitch.{AuthorizationData.FilesExtension}");
-
-                await authDataFile.DeleteAsync();
-            }
-            catch (FileNotFoundException) { }
-        } 
-
-        public static async Task<TwitchAccessTokenValidationData> ValidateAccessTokenAsync(string accessToken)
-        {
-            WebClient client = new WebClient { Encoding = Encoding.UTF8 };
-            client.Headers.Add("Authorization", $"Bearer {accessToken}");
-
-            try
-            {
-                JObject response = JObject.Parse(await client.DownloadStringTaskAsync("https://id.twitch.tv/oauth2/validate"));
-
-                string login = response["login"].ToString();
-                DateTime? expirationDate = DateTime.Now.AddSeconds(long.Parse(response["expires_in"].ToString()));
-
-                return new TwitchAccessTokenValidationData(accessToken, true, login, expirationDate);
-            }
-            catch (WebException ex)
-            {
-                if (ex.Response is null)
-                {
-                    throw;
-                }
-                else
-                {
-                    JObject exInfo = JObject.Parse(new StreamReader(ex.Response.GetResponseStream()).ReadToEnd());
-                    if ((int)exInfo["status"] == 401) return new TwitchAccessTokenValidationData(accessToken, false, null, null);
-                    else throw;
-                }
-            }
-        }
-
-        public static async Task RevokeAccessTokenAsync(string accessToken)
-        {
-            WebClient client = new WebClient { Encoding = Encoding.UTF8 };
-
-            await client.UploadStringTaskAsync(new Uri("https://id.twitch.tv/oauth2/revoke"), $"client_id={ClientID}&token={accessToken}");
-        }
-
-        #endregion
-    }
-}

VDownload.Core/Sources/Twitch/Helpers/Client.cs

@@ -1,32 +0,0 @@
-using System.Net;
-using System.Threading.Tasks;
-using VDownload.Core.Exceptions;
-
-namespace VDownload.Core.Services.Sources.Twitch.Helpers
-{
-    internal static class Client
-    {
-        internal static async Task<WebClient> Helix()
-        {
-            string accessToken = await Authorization.ReadAccessTokenAsync();
-            if (accessToken == null) throw new TwitchAccessTokenNotFoundException();
-
-            var twitchAccessTokenValidation = await Authorization.ValidateAccessTokenAsync(accessToken);
-            if (!twitchAccessTokenValidation.IsValid) throw new TwitchAccessTokenNotValidException();
-
-            WebClient client = new WebClient();
-            client.Headers.Add("Authorization", $"Bearer {accessToken}");
-            client.Headers.Add("Client-Id", Authorization.ClientID);
-
-            return client;
-        }
-
-        internal static WebClient GQL()
-        {
-            WebClient client = new WebClient();
-            client.Headers.Add("Client-Id", Authorization.GQLApiClientID);
-
-            return client;
-        }
-    }
-}

VDownload.Core/Sources/Twitch/Vod.cs

@@ -1,285 +0,0 @@
-using Newtonsoft.Json.Linq;
-using System;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.IO;
-using System.Linq;
-using System.Net;
-using System.Text.RegularExpressions;
-using System.Threading;
-using System.Threading.Tasks;
-using VDownload.Core.Enums;
-using VDownload.Core.Exceptions;
-using VDownload.Core.Interfaces;
-using VDownload.Core.Services.Sources.Twitch.Helpers;
-using VDownload.Core.Structs;
-using Windows.Storage;
-
-namespace VDownload.Core.Services.Sources.Twitch
-{
-    [Serializable]
-    public class Vod : IVideo
-    {
-        #region CONSTRUCTORS
-
-        public Vod(string id)
-        {
-            Source = VideoSource.TwitchVod;
-            ID = id;
-            Url = new Uri($"https://www.twitch.tv/videos/{ID}");
-        }
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public VideoSource Source { get; private set; }
-        public string ID { get; private set; }
-        public Uri Url { get; private set; }
-        public string Title { get; private set; }
-        public string Author { get; private set; }
-        public DateTime Date { get; private set; }
-        public TimeSpan Duration { get; private set; }
-        public long Views { get; private set; }
-        public Uri Thumbnail { get; private set; }
-        public BaseStream[] BaseStreams { get; private set; }
-
-        #endregion
-
-
-
-        #region PUBLIC METHODS
-
-        public async Task GetMetadataAsync(CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-
-            JToken response = null;
-            using (WebClient client = await Client.Helix())
-            {
-                client.QueryString.Add("id", ID);
-                cancellationToken.ThrowIfCancellationRequested();
-                try
-                {
-                    response = JObject.Parse(await client.DownloadStringTaskAsync("https://api.twitch.tv/helix/videos")).GetValue("data")[0];
-                }
-                catch (WebException ex)
-                {
-                    if (ex.Response != null && new StreamReader(ex.Response.GetResponseStream()).ReadToEnd().Contains("Not Found")) throw new MediaNotFoundException($"Twitch VOD (ID: {ID}) was not found");
-                    else if (ex.Response != null && new StreamReader(ex.Response.GetResponseStream()).ReadToEnd() == string.Empty && ex.Message.Contains("400")) throw new MediaNotFoundException($"Twitch VOD (ID: {ID}) was not found");
-                    else throw;
-                }
-            }
-
-            GetMetadataAsync(response);
-        }
-        internal void GetMetadataAsync(JToken response)
-        {
-            Title = ((string)response["title"]).Replace("\n", "");
-            Author = (string)response["user_name"];
-            Date = Convert.ToDateTime(response["created_at"]);
-            Duration = ParseDuration((string)response["duration"]);
-            Views = (long)response["view_count"];
-            Thumbnail = (string)response["thumbnail_url"] == string.Empty ? null : new Uri(((string)response["thumbnail_url"]).Replace("%{width}", "1920").Replace("%{height}", "1080"));
-        }
-
-        public async Task GetStreamsAsync(CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-
-            string[] response = null;
-            using (WebClient client = Client.GQL())
-            {
-                cancellationToken.ThrowIfCancellationRequested();
-                JToken videoAccessToken = JObject.Parse(await client.UploadStringTaskAsync("https://gql.twitch.tv/gql", "{\"operationName\":\"PlaybackAccessToken_Template\",\"query\":\"query PlaybackAccessToken_Template($login: String!, $isLive: Boolean!, $vodID: ID!, $isVod: Boolean!, $playerType: String!) {  streamPlaybackAccessToken(channelName: $login, params: {platform: \\\"web\\\", playerBackend: \\\"mediaplayer\\\", playerType: $playerType}) @include(if: $isLive) {    value    signature    __typename  }  videoPlaybackAccessToken(id: $vodID, params: {platform: \\\"web\\\", playerBackend: \\\"mediaplayer\\\", playerType: $playerType}) @include(if: $isVod) {    value    signature    __typename  }}\",\"variables\":{\"isLive\":false,\"login\":\"\",\"isVod\":true,\"vodID\":\"" + ID + "\",\"playerType\":\"embed\"}}"))["data"]["videoPlaybackAccessToken"];
-
-                cancellationToken.ThrowIfCancellationRequested();
-                response = (await client.DownloadStringTaskAsync($"http://usher.twitch.tv/vod/{ID}?nauth={videoAccessToken["value"]}&nauthsig={videoAccessToken["signature"]}&allow_source=true&player=twitchweb")).Split("\n");
-            }
-
-            List<BaseStream> streams = new List<BaseStream>();
-
-            Regex streamDataL2Regex = new Regex(@"^#EXT-X-STREAM-INF:BANDWIDTH=\d+,CODECS=""\S+,\S+"",RESOLUTION=\d+x(?<height>\d+),VIDEO=""\w+""(,FRAME-RATE=(?<frame_rate>\d+.\d+))?");
-
-            for (int i = 2; i < response.Length; i += 3)
-            {
-                Match line2 = streamDataL2Regex.Match(response[i + 1]);
-
-                BaseStream stream = new BaseStream()
-                {
-                    Url = new Uri(response[i + 2]),
-                    Height = int.Parse(line2.Groups["height"].Value),
-                    FrameRate = line2.Groups["frame_rate"].Value != string.Empty ? (int)Math.Round(double.Parse(line2.Groups["frame_rate"].Value)) : 0,
-                };
-
-                streams.Add(stream);
-            }
-
-            BaseStreams = streams.ToArray();
-        }
-
-        public async Task<StorageFile> DownloadAndTranscodeAsync(StorageFolder downloadingFolder, BaseStream baseStream, MediaFileExtension extension, MediaType mediaType, TrimData trim, CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-            DownloadingProgressChanged.Invoke(this, new EventArgs.ProgressChangedEventArgs(0));
-            List<(Uri ChunkUrl, TimeSpan ChunkDuration)> chunksList = await ExtractChunksFromM3U8Async(baseStream.Url, cancellationToken);
-
-            TimeSpan duration = Duration;
-
-            // Passive trim
-            if ((bool)Config.GetValue("twitch_vod_passive_trim") && trim.Start != TimeSpan.Zero && trim.End != duration) (trim, duration) = PassiveVideoTrim(chunksList, trim, Duration);
-
-            // Download
-            cancellationToken.ThrowIfCancellationRequested();
-            StorageFile rawFile = await downloadingFolder.CreateFileAsync("raw.ts");
-
-            double chunksDownloaded = 0;
-
-            Task<byte[]> downloadTask;
-            Task writeTask;
-
-            cancellationToken.ThrowIfCancellationRequested();
-            downloadTask = DownloadChunkAsync(chunksList[0].ChunkUrl);
-            await downloadTask;
-            for (int i = 1; i < chunksList.Count; i++)
-            {
-                cancellationToken.ThrowIfCancellationRequested();
-                writeTask = WriteChunkToFileAsync(rawFile, downloadTask.Result);
-                downloadTask = DownloadChunkAsync(chunksList[i].ChunkUrl);
-                await Task.WhenAll(writeTask, downloadTask);
-                DownloadingProgressChanged(this, new EventArgs.ProgressChangedEventArgs(++chunksDownloaded * 100 / chunksList.Count));
-            }
-            cancellationToken.ThrowIfCancellationRequested();
-            await WriteChunkToFileAsync(rawFile, downloadTask.Result);
-            DownloadingProgressChanged(this, new EventArgs.ProgressChangedEventArgs(100, true));
-
-            // Processing
-            cancellationToken.ThrowIfCancellationRequested();
-            StorageFile outputFile = await downloadingFolder.CreateFileAsync($"transcoded.{extension.ToString().ToLower()}");
-
-            MediaProcessor mediaProcessor = new MediaProcessor();
-            mediaProcessor.ProgressChanged += ProcessingProgressChanged;
-
-            await mediaProcessor.Run(rawFile, extension, mediaType, outputFile, trim, cancellationToken);
-
-            // Return output file
-            return outputFile;
-        }
-
-        #endregion
-
-
-
-        #region PRIVATE METHODS
-
-        private static async Task<List<(Uri ChunkUrl, TimeSpan ChunkDuration)>> ExtractChunksFromM3U8Async(Uri streamUrl, CancellationToken cancellationToken = default)
-        {
-            cancellationToken.ThrowIfCancellationRequested();
-
-            string response = null;
-            using (WebClient client = Client.GQL())
-            {
-                response = await client.DownloadStringTaskAsync(streamUrl);
-            }
-
-            List<(Uri ChunkUrl, TimeSpan ChunkDuration)> chunks = new List<(Uri ChunkUrl, TimeSpan ChunkDuration)>();
-
-            Regex chunkDataRegex = new Regex(@"#EXTINF:(?<duration>\d+.\d+),\n(?<filename>\S+.ts)");
-
-            string chunkLocationPath = streamUrl.AbsoluteUri.Replace(Path.GetFileName(streamUrl.AbsoluteUri), "");
-
-            foreach (Match chunk in chunkDataRegex.Matches(response))
-            {
-                Uri chunkUrl = new Uri($"{chunkLocationPath}{chunk.Groups["filename"].Value}");
-                TimeSpan chunkDuration = TimeSpan.FromSeconds(double.Parse(chunk.Groups["duration"].Value));
-                chunks.Add((chunkUrl, chunkDuration));
-            }
-
-            return chunks;
-        }
-
-        private static (TrimData Trim, TimeSpan NewDuration) PassiveVideoTrim(List<(Uri ChunkUrl, TimeSpan ChunkDuration)> chunksList, TrimData trim, TimeSpan duration)
-        {
-            TimeSpan newDuration = duration;
-
-            while (chunksList[0].ChunkDuration <= trim.Start)
-            {
-                trim.Start = trim.Start.Subtract(chunksList[0].ChunkDuration);
-                trim.End = trim.End.Subtract(chunksList[0].ChunkDuration);
-                newDuration = newDuration.Subtract(chunksList[0].ChunkDuration);
-                chunksList.RemoveAt(0);
-            }
-
-            while (chunksList.Last().ChunkDuration <= newDuration.Subtract(trim.End))
-            {
-                newDuration = newDuration.Subtract(chunksList.Last().ChunkDuration);
-                chunksList.RemoveAt(chunksList.Count - 1);
-            }
-
-            return (trim, newDuration);
-        }
-
-        private static async Task<byte[]> DownloadChunkAsync(Uri chunkUrl, CancellationToken cancellationToken = default)
-        {
-            int retriesCount = 0;
-            while (true)
-            {
-                cancellationToken.ThrowIfCancellationRequested();
-                try
-                {
-                    using (WebClient client = new WebClient())
-                    {
-                        return await client.DownloadDataTaskAsync(chunkUrl);
-                    }
-                }
-                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;
-                }
-            }
-        }
-
-        private static Task WriteChunkToFileAsync(StorageFile file, byte[] chunk)
-        {
-            return Task.Factory.StartNew(() =>
-            {
-                using (var stream = new FileStream(file.Path, FileMode.Append))
-                {
-                    stream.Write(chunk, 0, chunk.Length);
-                    stream.Close();
-                }
-            });
-        }
-
-        private static TimeSpan ParseDuration(string duration)
-        {
-            char[] separators = { 'h', 'm', 's' };
-            string[] durationParts = duration.Split(separators, StringSplitOptions.RemoveEmptyEntries).Reverse().ToArray();
-
-            TimeSpan timeSpan = new TimeSpan(
-                durationParts.Count() > 2 ? int.Parse(durationParts[2]) : 0,
-                durationParts.Count() > 1 ? int.Parse(durationParts[1]) : 0,
-                int.Parse(durationParts[0]));
-
-            return timeSpan;
-        }
-
-        #endregion
-
-
-
-        #region EVENTS
-
-        public event EventHandler<EventArgs.ProgressChangedEventArgs> DownloadingProgressChanged;
-        public event EventHandler<EventArgs.ProgressChangedEventArgs> ProcessingProgressChanged;
-
-        #endregion
-    }
-}

VDownload.Core/Structs/BaseStream.cs

@@ -1,28 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace VDownload.Core.Structs
-{
-    [Serializable]
-    public struct BaseStream
-    {
-        #region PROPERTIES
-
-        public Uri Url { get; set; }
-        public int Height { get; set; }
-        public int FrameRate { get; set; }
-
-        #endregion
-
-
-
-        #region METHODS
-
-        public override string ToString() => $"{Height}p{(FrameRate > 0 ? FrameRate.ToString() : "N/A")}";
-
-        #endregion
-    }
-}

VDownload.Core/Structs/TrimData.cs

@@ -1,18 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace VDownload.Core.Structs
-{
-    public struct TrimData
-    {
-        #region PROPERTIES
-
-        public TimeSpan Start { get; set; }
-        public TimeSpan End { get; set; }
-
-        #endregion
-    }
-}

VDownload.Core/Structs/TwitchAccessTokenValidationData.cs

@@ -1,32 +0,0 @@
-using System;
-
-namespace VDownload.Core.Structs
-{
-    public struct TwitchAccessTokenValidationData
-    {
-        #region CONSTRUCTORS
-
-        public TwitchAccessTokenValidationData(string accessToken, bool isValid, string login, DateTime? expirationDate)
-        {
-            AccessToken = accessToken;
-            IsValid = isValid;
-            Login = login;
-            ExpirationDate = expirationDate;
-        }
-
-        public static TwitchAccessTokenValidationData Null = new TwitchAccessTokenValidationData(string.Empty, false, string.Empty, null);
-
-        #endregion
-
-
-
-        #region PROPERTIES
-
-        public string AccessToken { get; private set; }
-        public bool IsValid { get; private set; }
-        public string Login { get; private set; }
-        public DateTime? ExpirationDate { get; private set; }
-
-        #endregion
-    }
-}

VDownload.Core/VDownload.Core.csproj

@@ -1,190 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="15.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
-  <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{65C44D96-9C6C-47AD-A1F5-86BFAF2B15B8}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>VDownload.Core</RootNamespace>
-    <AssemblyName>VDownload.Core</AssemblyName>
-    <DefaultLanguage>en-US</DefaultLanguage>
-    <TargetPlatformIdentifier>UAP</TargetPlatformIdentifier>
-    <TargetPlatformVersion Condition=" '$(TargetPlatformVersion)' == '' ">10.0.22000.0</TargetPlatformVersion>
-    <TargetPlatformMinVersion>10.0.18362.0</TargetPlatformMinVersion>
-    <MinimumVisualStudioVersion>14</MinimumVisualStudioVersion>
-    <FileAlignment>512</FileAlignment>
-    <ProjectTypeGuids>{A5A43C5B-DE2A-4C0C-9213-0A381AF9435A};{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}</ProjectTypeGuids>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <PlatformTarget>AnyCPU</PlatformTarget>
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
-    <PlatformTarget>x86</PlatformTarget>
-    <DebugSymbols>true</DebugSymbols>
-    <OutputPath>bin\x86\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
-    <NoWarn>;2008</NoWarn>
-    <DebugType>full</DebugType>
-    <UseVSHostingProcess>false</UseVSHostingProcess>
-    <ErrorReport>prompt</ErrorReport>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
-    <PlatformTarget>x86</PlatformTarget>
-    <OutputPath>bin\x86\Release\</OutputPath>
-    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
-    <Optimize>true</Optimize>
-    <NoWarn>;2008</NoWarn>
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-    <ErrorReport>prompt</ErrorReport>
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-    <PlatformTarget>ARM</PlatformTarget>
-    <DebugSymbols>true</DebugSymbols>
-    <OutputPath>bin\ARM\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
-    <NoWarn>;2008</NoWarn>
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-    <ErrorReport>prompt</ErrorReport>
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-  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|ARM'">
-    <PlatformTarget>ARM</PlatformTarget>
-    <OutputPath>bin\ARM\Release\</OutputPath>
-    <DefineConstants>TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
-    <Optimize>true</Optimize>
-    <NoWarn>;2008</NoWarn>
-    <DebugType>pdbonly</DebugType>
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-  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|ARM64'">
-    <PlatformTarget>ARM64</PlatformTarget>
-    <DebugSymbols>true</DebugSymbols>
-    <OutputPath>bin\ARM64\Debug\</OutputPath>
-    <DefineConstants>DEBUG;TRACE;NETFX_CORE;WINDOWS_UWP</DefineConstants>
-    <NoWarn>;2008</NoWarn>
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-    <ErrorReport>prompt</ErrorReport>
-  </PropertyGroup>
-  <PropertyGroup>
-    <RestoreProjectStyle>PackageReference</RestoreProjectStyle>
-  </PropertyGroup>
-  <ItemGroup>
-    <Compile Include="Enums\AudioFileExtension.cs" />
-    <Compile Include="Enums\MediaFileExtension.cs" />
-    <Compile Include="Enums\MediaType.cs" />
-    <Compile Include="Enums\PlaylistSource.cs" />
-    <Compile Include="Enums\DownloadTasksAddingRequestSource.cs" />
-    <Compile Include="Enums\VideoFileExtension.cs" />
-    <Compile Include="Enums\VideoSource.cs" />
-    <Compile Include="Enums\DownloadTaskStatus.cs" />
-    <Compile Include="EventArgs\DownloadTasksAddingRequestedEventArgs.cs" />
-    <Compile Include="EventArgs\DownloadTaskStatusChangedEventArgs.cs" />
-    <Compile Include="EventArgs\ProgressChangedEventArgs.cs" />
-    <Compile Include="EventArgs\PlaylistSearchSuccessedEventArgs.cs" />
-    <Compile Include="EventArgs\SubscriptionLoadSuccessedEventArgs.cs" />
-    <Compile Include="EventArgs\VideoSearchSuccessedEventArgs.cs" />
-    <Compile Include="Exceptions\MediaNotFoundException.cs" />
-    <Compile Include="Exceptions\SubscriptionExistsException.cs" />
-    <Compile Include="Exceptions\TwitchAccessTokenNotFoundException.cs" />
-    <Compile Include="Exceptions\TwitchAccessTokenNotValidException.cs" />
-    <Compile Include="Extensions\TimeSpanExtension.cs" />
-    <Compile Include="Interfaces\IPlaylist.cs" />
-    <Compile Include="Interfaces\IVideo.cs" />
-    <Compile Include="Services\DownloadTasksCollectionManagement.cs" />
-    <Compile Include="Services\OutputFile.cs" />
-    <Compile Include="Sources\AuthorizationData.cs" />
-    <Compile Include="Sources\Twitch\Helpers\Client.cs" />
-    <Compile Include="Services\Subscription.cs" />
-    <Compile Include="Services\SubscriptionsCollectionManagement.cs" />
-    <Compile Include="Structs\BaseStream.cs" />
-    <Compile Include="Services\DownloadTask.cs" />
-    <Compile Include="Services\Config.cs" />
-    <Compile Include="Services\MediaProcessor.cs" />
-    <Compile Include="Sources\Source.cs" />
-    <Compile Include="Sources\Twitch\Helpers\Authorization.cs" />
-    <Compile Include="Sources\Twitch\Channel.cs" />
-    <Compile Include="Sources\Twitch\Clip.cs" />
-    <Compile Include="Sources\Twitch\Vod.cs" />
-    <Compile Include="Structs\TrimData.cs" />
-    <Compile Include="Structs\TwitchAccessTokenValidationData.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <PackageReference Include="Microsoft.NETCore.UniversalWindowsPlatform">
-      <Version>6.2.13</Version>
-    </PackageReference>
-    <PackageReference Include="Microsoft.Toolkit.Uwp.Connectivity">
-      <Version>7.1.2</Version>
-    </PackageReference>
-    <PackageReference Include="Newtonsoft.Json">
-      <Version>13.0.1</Version>
-    </PackageReference>
-    <PackageReference Include="System.ValueTuple">
-      <Version>4.5.0</Version>
-    </PackageReference>
-  </ItemGroup>
-  <ItemGroup>
-    <Folder Include="Properties\" />
-  </ItemGroup>
-  <PropertyGroup Condition=" '$(VisualStudioVersion)' == '' or '$(VisualStudioVersion)' &lt; '14.0' ">
-    <VisualStudioVersion>14.0</VisualStudioVersion>
-  </PropertyGroup>
-  <Import Project="$(MSBuildExtensionsPath)\Microsoft\WindowsXaml\v$(VisualStudioVersion)\Microsoft.Windows.UI.Xaml.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
-</Project>

VDownload.Extensions/StringExtensions.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Extensions
+{
+    public static class StringExtensions
+    {
+        public static string CreateRandom(int length) => CreateRandom(length, "QWERTYUIOPASDFGHJKLZXCVBNMqwertyuiopasdfghjklzxcvbnm1234567890`~!@#$%^&*()-_=+[{]};:'\"\\|,<.>/?");
+        public static string CreateRandom(int length, IEnumerable<char> characters) => new string(Enumerable.Repeat(characters, length).Select(s => s.ElementAt(Random.Shared.Next(s.Count()))).ToArray());
+
+        public static string Shuffle(this string str)
+        {
+            char[] array = str.ToCharArray();
+            Random rng = Random.Shared;
+            int n = array.Length;
+            while (n > 1)
+            {
+                n--;
+                int k = rng.Next(n + 1);
+                char value = array[k];
+                array[k] = array[n];
+                array[n] = value;
+            }
+            return new string(array);
+        }
+    }
+}

VDownload.Extensions/VDownload.Extensions.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

VDownload.GUI/VDownload.GUI.Controls/TimeSpanControl.xaml

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<UserControl
+    x:Class="VDownload.GUI.Controls.TimeSpanControl"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:VDownload.GUI.Controls"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    x:Name="Control"
+    Loaded="Control_Loaded">
+
+    <StackPanel Orientation="Horizontal" Spacing="4">
+        <NumberBox x:Name="Hours" SpinButtonPlacementMode="Compact" Minimum="0" Value="0" ValueChanged="ValueChanged"/>
+        <TextBlock VerticalAlignment="Center" Padding="0,0,0,5" Text=":"/>
+        <NumberBox x:Name="Minutes" SpinButtonPlacementMode="Compact" Minimum="0" Value="0" Maximum="59" ValueChanged="ValueChanged"/>
+        <TextBlock VerticalAlignment="Center" Padding="0,0,0,5" Text=":"/>
+        <NumberBox x:Name="Seconds" SpinButtonPlacementMode="Compact" Minimum="0" Value="0" Maximum="59" ValueChanged="ValueChanged"/>
+    </StackPanel>
+</UserControl>

VDownload.GUI/VDownload.GUI.Controls/TimeSpanControl.xaml.cs

@@ -0,0 +1,122 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace VDownload.GUI.Controls
+{
+    public sealed partial class TimeSpanControl : UserControl
+    {
+        #region PROPERTIES
+
+        public TimeSpan Value
+        {
+            get => (TimeSpan)GetValue(ValueProperty);
+            set => SetValue(ValueProperty, value);
+        }
+        public static readonly DependencyProperty ValueProperty = DependencyProperty.Register("Value", typeof(TimeSpan), typeof(TimeSpanControl), new PropertyMetadata(TimeSpan.Zero, new PropertyChangedCallback(ValuePropertyChanged)));
+
+        public TimeSpan Maximum
+        {
+            get => (TimeSpan)GetValue(MaximumProperty);
+            set => SetValue(MaximumProperty, value);
+        }
+        public static readonly DependencyProperty MaximumProperty = DependencyProperty.Register("Maximum", typeof(TimeSpan), typeof(TimeSpanControl), new PropertyMetadata(TimeSpan.MaxValue, new PropertyChangedCallback(RangePropertyChanged)));
+
+        public TimeSpan Minimum
+        {
+            get => (TimeSpan)GetValue(MinimumProperty);
+            set => SetValue(MinimumProperty, value);
+        }
+        public static readonly DependencyProperty MinimumProperty = DependencyProperty.Register("Minimum", typeof(TimeSpan), typeof(TimeSpanControl), new PropertyMetadata(TimeSpan.Zero, new PropertyChangedCallback(RangePropertyChanged)));
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public TimeSpanControl()
+        {
+            this.InitializeComponent();
+        }
+
+        #endregion
+
+
+
+        #region PRIVATE METHODS
+
+        private void UpdateOnChanges()
+        {
+            if (this.IsLoaded)
+            {
+                TimeSpan hoursTimeSpan = TimeSpan.FromHours(Hours.Value);
+                TimeSpan minutesTimeSpan = TimeSpan.FromMinutes(Minutes.Value);
+                TimeSpan secondsTimeSpan = TimeSpan.FromSeconds(Seconds.Value);
+                TimeSpan value = secondsTimeSpan + minutesTimeSpan + hoursTimeSpan;
+                if (value >= Maximum)
+                {
+                    Hours.Value = Math.Floor(Maximum.TotalHours);
+                    Minutes.Value = Maximum.Minutes;
+                    Seconds.Value = Maximum.Seconds;
+                }
+                else if (value <= Minimum)
+                {
+                    Hours.Value = Math.Floor(Minimum.TotalHours);
+                    Minutes.Value = Minimum.Minutes;
+                    Seconds.Value = Minimum.Seconds;
+                }
+                Value = value;
+            }
+        }
+
+        private void UpdateOnValueChange()
+        {
+            if (this.IsLoaded)
+            {
+                TimeSpan value = Value;
+                if (value > Maximum)
+                {
+                    value = Maximum;
+                }
+                else if (value < Minimum)
+                {
+                    value = Minimum;
+                }
+                Hours.Value = Math.Floor(value.TotalHours);
+                Minutes.Value = value.Minutes;
+                Seconds.Value = value.Seconds;
+            }
+        }
+
+        #endregion
+
+
+
+        #region EVENT HANDLERS
+
+        private void ValueChanged(NumberBox sender, NumberBoxValueChangedEventArgs args) => UpdateOnChanges();
+
+        private static void ValuePropertyChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e) => ((TimeSpanControl)obj).UpdateOnValueChange();
+
+        private static void RangePropertyChanged(DependencyObject obj, DependencyPropertyChangedEventArgs e) => ((TimeSpanControl)obj).UpdateOnChanges();
+
+        private void Control_Loaded(object sender, RoutedEventArgs e) => UpdateOnValueChange();
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Controls/VDownload.GUI.Controls.csproj

@@ -0,0 +1,26 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.Controls</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+  <ItemGroup>
+    <None Remove="TimeSpanControl.xaml" />
+  </ItemGroup>
+
+  <ItemGroup>
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <CustomAdditionalCompileInputs Remove="TimeSpanControl.xaml" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Resource Remove="TimeSpanControl.xaml" />
+  </ItemGroup>
+</Project>

VDownload.GUI/VDownload.GUI.Converters/BooleanToGridLengthConverter.cs

@@ -0,0 +1,44 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class BooleanToGridLengthConverter : IValueConverter
+    {
+        #region METHODS
+
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            GridLength notVisibleLength = new GridLength(0);
+            if (value is bool visible)
+            {
+                GridLength visibleLength = new GridLength(1, GridUnitType.Star);
+                if (parameter is string width)
+                {
+                    if (width.ToLower() == "auto")
+                    {
+                        visibleLength = GridLength.Auto;
+                    }
+                    else if (int.TryParse(width, out int result))
+                    {
+                        visibleLength = new GridLength(result);
+                    }
+                }
+                return visible ? visibleLength : notVisibleLength;
+            }
+            return notVisibleLength;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/BooleanToGridLengthFillConverter.cs

@@ -0,0 +1,33 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class BooleanToGridLengthFillConverter : IValueConverter
+    {
+        #region METHODS
+
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            GridLength falseLength = GridLength.Auto;
+            if (value is bool boolean)
+            {
+                GridLength trueLength = new GridLength(1, GridUnitType.Star);
+                return boolean ? trueLength : falseLength;
+            }
+            return falseLength;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/BooleanToGridLengthFillReversedConverter.cs

@@ -0,0 +1,33 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class BooleanToGridLengthFillReversedConverter : IValueConverter
+    {
+        #region METHODS
+
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            GridLength falseLength = GridLength.Auto;
+            if (value is bool boolean)
+            {
+                GridLength trueLength = new GridLength(1, GridUnitType.Star);
+                return boolean ? falseLength : trueLength;
+            }
+            return falseLength;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/BooleanToGridLengthReversedConverter.cs

@@ -0,0 +1,44 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class BooleanToGridLengthReversedConverter : IValueConverter
+    {
+        #region METHODS
+
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            GridLength visibleLength = new GridLength(1, GridUnitType.Star);
+            if (value is bool visible)
+            {
+                GridLength notVisibleLength = new GridLength(0);
+                if (parameter is string width)
+                {
+                    if (width.ToLower() == "auto")
+                    {
+                        visibleLength = GridLength.Auto;
+                    }
+                    else if (int.TryParse(width, out int result))
+                    {
+                        visibleLength = new GridLength(result);
+                    }
+                }
+                return visible ? notVisibleLength : visibleLength;
+            }
+            return visibleLength;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/BooleanToStringConverter.cs

@@ -0,0 +1,30 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class BooleanToStringConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            if (value is bool boolean)
+            {
+                return boolean.ToString();
+            }
+            return bool.FalseString;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            if (value is string str)
+            {
+                return str == bool.TrueString;
+            }
+            return false;
+        }
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/BooleanToVisibilityConverter.cs

@@ -0,0 +1,35 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class BooleanToVisibilityConverter : IValueConverter
+    {
+        #region METHODS
+
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            if (value is bool isVisible)
+            {
+                return isVisible ? Visibility.Visible : Visibility.Collapsed;
+            }
+            return Visibility.Collapsed;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            if (value is Visibility visibility)
+            {
+                return visibility == Visibility.Visible;
+            }
+            return false;
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/EnumToDescriptionConverter.cs

@@ -0,0 +1,29 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class EnumToDescriptionConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            if (value is Enum enumValue)
+            {
+                return enumValue.GetType().GetMember(enumValue.ToString()).FirstOrDefault()?.GetCustomAttribute<DescriptionAttribute>()?.Description;
+            }
+            return null;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/EnumToIntConverter.cs

@@ -0,0 +1,22 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class EnumToIntConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            return (int)value;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/EnumToStringConverter.cs

@@ -0,0 +1,26 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class EnumToStringConverter : IValueConverter
+    {
+        #region METHODS
+
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            return value.ToString();
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/ReverseBooleanConverter.cs

@@ -0,0 +1,27 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class ReverseBooleanConverter : IValueConverter
+    {
+        #region METHODS
+
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            if (value is bool boolean) 
+            {
+                return !boolean;
+            }
+            return true;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language) => Convert(value, targetType, parameter, language);
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/StringToLowerConverter.cs

@@ -0,0 +1,22 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class StringToLowerConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            return value.ToString().ToLower();
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/StringToUriConverter.cs

@@ -0,0 +1,30 @@
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Converters
+{
+    public class StringToUriConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            if (value is string str)
+            {
+                return new Uri(str, UriKind.RelativeOrAbsolute);
+            }
+            return null;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            if (value is Uri uri)
+            {
+                return uri.OriginalString;
+            }
+            return null;
+        }
+    }
+}

VDownload.GUI/VDownload.GUI.Converters/StringToVisibilityConverter.cs

@@ -1,14 +1,18 @@
-using System;
-using Windows.UI.Xaml;
-using Windows.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
 
-namespace VDownload.Converters
+namespace VDownload.GUI.Converters
 {
     public class StringToVisibilityConverter : IValueConverter
     {
         public object Convert(object value, Type targetType, object parameter, string language)
         {
-            if (string.IsNullOrEmpty((string)value))
+            if (value is not string str || string.IsNullOrWhiteSpace(str))
             {
                 return Visibility.Collapsed;
             }

VDownload.GUI/VDownload.GUI.Converters/VDownload.GUI.Converters.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.Converters</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+
+  <ItemGroup>
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\VDownload.Services\VDownload.Services\VDownload.Services.csproj" />
+    <ProjectReference Include="..\VDownload.GUI.ViewModels\VDownload.GUI.ViewModels.csproj" />
+    <ProjectReference Include="..\VDownload.GUI.Views\VDownload.GUI.Views.csproj" />
+  </ItemGroup>
+</Project>

VDownload.GUI/VDownload.GUI.Converters/ViewModelToViewConverter.cs

@@ -0,0 +1,65 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Data;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VDownload.GUI.ViewModels;
+using VDownload.GUI.Views;
+using VDownload.Services;
+
+namespace VDownload.GUI.Converters
+{
+    public class ViewModelToViewConverter : IValueConverter
+    {
+        #region FIELDS
+
+        private readonly Dictionary<Type, Type> _viewModelViewBinding = new Dictionary<Type, Type>
+        {
+            { typeof(HomeViewModel), typeof(HomeView) },
+            { typeof(SettingsViewModel), typeof(SettingsView) },
+            { typeof(AuthenticationViewModel), typeof(AuthenticationView) }
+        };
+        private readonly Dictionary<Type, Type> _viewViewModelBinding = new Dictionary<Type, Type>
+        {
+            { typeof(HomeView), typeof(HomeViewModel) },
+            { typeof(SettingsView), typeof(SettingsViewModel) },
+            { typeof(AuthenticationView), typeof(AuthenticationViewModel) }
+        };
+
+        #endregion
+
+
+
+        #region METHODS
+
+        public object Convert(object value, Type targetType, object parameter, string language)
+        {
+            if (value is null)
+            {
+                return null;
+            }
+            if (value is Type type && _viewModelViewBinding.ContainsKey(type))
+            {
+                return ServiceProvider.Instance.GetService(_viewModelViewBinding[type]);
+            }
+            if (_viewModelViewBinding.ContainsKey(value.GetType()))
+            {
+                return ServiceProvider.Instance.GetService(_viewModelViewBinding[value.GetType()]);
+            }
+            return null;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, string language)
+        {
+            if (_viewViewModelBinding.ContainsKey(value.GetType()))
+            {
+                return _viewViewModelBinding[value.GetType()];
+            }
+            return null;
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Customs/Behaviors/EventToCommandBehavior.cs

@@ -0,0 +1,91 @@
+using Microsoft.UI.Xaml;
+using Microsoft.Xaml.Interactivity;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Input;
+
+namespace VDownload.GUI.Customs.Behaviors
+{
+    public class EventToCommandBehavior : Behavior<FrameworkElement>
+    {
+        #region FIELDS
+
+        private Delegate _handler;
+        private EventInfo _oldEvent;
+
+        #endregion
+
+
+
+        #region PROPERTIES
+
+        public string Event { get { return (string)GetValue(EventProperty); } set { SetValue(EventProperty, value); } }
+        public static readonly DependencyProperty EventProperty = DependencyProperty.Register("Event", typeof(string), typeof(EventToCommandBehavior), new PropertyMetadata(null, OnEventChanged));
+
+        public ICommand Command { get { return (ICommand)GetValue(CommandProperty); } set { SetValue(CommandProperty, value); } }
+        public static readonly DependencyProperty CommandProperty = DependencyProperty.Register("Command", typeof(ICommand), typeof(EventToCommandBehavior), new PropertyMetadata(null));
+
+        public bool PassArguments { get { return (bool)GetValue(PassArgumentsProperty); } set { SetValue(PassArgumentsProperty, value); } }
+        public static readonly DependencyProperty PassArgumentsProperty = DependencyProperty.Register("PassArguments", typeof(bool), typeof(EventToCommandBehavior), new PropertyMetadata(false));
+
+        #endregion
+
+
+
+        #region PRIVATE METHODS
+
+        private static void OnEventChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            EventToCommandBehavior beh = (EventToCommandBehavior)d;
+
+            if (beh.AssociatedObject != null)
+            {
+                beh.AttachHandler((string)e.NewValue);
+            }
+        }
+
+        protected override void OnAttached()
+        {
+            AttachHandler(this.Event);
+        }
+
+        private void AttachHandler(string eventName)
+        {
+            if (_oldEvent != null)
+            {
+                _oldEvent.RemoveEventHandler(this.AssociatedObject, _handler);
+            }
+
+            if (!string.IsNullOrEmpty(eventName))
+            {
+                EventInfo ei = this.AssociatedObject.GetType().GetEvent(eventName);
+                if (ei != null)
+                {
+                    MethodInfo mi = this.GetType().GetMethod("ExecuteCommand", BindingFlags.Instance | BindingFlags.NonPublic);
+                    _handler = Delegate.CreateDelegate(ei.EventHandlerType, this, mi);
+                    ei.AddEventHandler(this.AssociatedObject, _handler);
+                    _oldEvent = ei;
+                }
+                else
+                {
+                    throw new ArgumentException(string.Format("The event '{0}' was not found on type '{1}'", eventName, this.AssociatedObject.GetType().Name));
+                }
+            }
+        }
+
+        private void ExecuteCommand(object sender, object e)
+        {
+            object parameter = this.PassArguments ? e : null;
+            if (this.Command != null && this.Command.CanExecute(parameter))
+            {
+                this.Command.Execute(parameter);
+            }
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Customs/Models/NavigationViewItem.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Customs.Models
+{
+    public class NavigationViewItem 
+    {
+        #region PROPERTIES
+
+        public required string Name { get; init; }
+        public required string IconSource { get; init; }
+        public required Type ViewModel { get; init; }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Customs/VDownload.GUI.Customs.csproj

@@ -0,0 +1,16 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.Customs</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+
+  <ItemGroup>
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+      <PackageReference Include="Microsoft.Xaml.Behaviors.WinUI.Managed" Version="2.0.9" />
+  </ItemGroup>
+</Project>

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.Dialog/DialogResult.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.Dialog
+{
+    public enum DialogResult
+    {
+        Primary,
+        Secondary,
+        Cancelled
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.Dialog/DialogResultOkCancel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.Dialog
+{
+    public enum DialogResultOkCancel
+    {
+        Ok,
+        Cancel
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.Dialog/DialogResultYesNo.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.Dialog
+{
+    public enum DialogResultYesNo
+    {
+        Yes,
+        No
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.Dialog/DialogResultYesNoCancel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.Dialog
+{
+    public enum DialogResultYesNoCancel
+    {
+        Yes,
+        No,
+        Cancelled
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.Dialog/DialogService.cs

@@ -0,0 +1,121 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.Dialog
+{
+    public interface IDialogService
+    {
+        #region PROPERTIES
+
+        XamlRoot DefaultRoot { get; set; }
+
+        #endregion
+
+
+
+        #region METHODS
+
+        Task ShowClose(string title, string message);
+        Task<DialogResult> ShowDouble(string title, string message, string primaryButtonText, string secondaryButtonText);
+        Task ShowOk(string title, string message);
+        Task<DialogResultOkCancel> ShowOkCancel(string title, string message);
+        Task ShowSingle(string title, string message, string buttonText);
+        Task<DialogResult> ShowTriple(string title, string message, string primaryButtonText, string secondaryButtonText, string cancelButtonText);
+        Task<DialogResultYesNo> ShowYesNo(string title, string message);
+        Task<DialogResultYesNoCancel> ShowYesNoCancel(string title, string message);
+
+        #endregion
+    }
+
+
+
+    public class DialogService : IDialogService
+    {
+        #region PROPERTIES
+
+        public XamlRoot DefaultRoot { get; set; }
+
+        #endregion
+
+
+
+        #region PUBLIC METHODS
+
+        public async Task ShowOk(string title, string message) => await ShowSingle(title, message, "OK");
+        public async Task ShowClose(string title, string message) => await ShowSingle(title, message, "Close");
+        public async Task ShowSingle(string title, string message, string buttonText)
+        {
+            ContentDialog contentDialog = BuildDialog(title, message);
+            contentDialog.CloseButtonText = buttonText;
+            await ShowDialog(contentDialog);
+        }
+
+        public async Task<DialogResultOkCancel> ShowOkCancel(string title, string message) => await ShowDouble(title, message, "OK", "Cancel") switch
+        {
+            DialogResult.Primary => DialogResultOkCancel.Ok,
+            _ => DialogResultOkCancel.Cancel
+        };
+        public async Task<DialogResultYesNo> ShowYesNo(string title, string message) => await ShowDouble(title, message, "Yes", "No") switch
+        {
+            DialogResult.Primary => DialogResultYesNo.Yes,
+            _ => DialogResultYesNo.No
+        };
+        public async Task<DialogResult> ShowDouble(string title, string message, string primaryButtonText, string secondaryButtonText)
+        {
+            ContentDialog contentDialog = BuildDialog(title, message);
+            contentDialog.PrimaryButtonText = primaryButtonText;
+            contentDialog.SecondaryButtonText = secondaryButtonText;
+            return await ShowDialog(contentDialog);
+        }
+
+        public async Task<DialogResultYesNoCancel> ShowYesNoCancel(string title, string message) => await ShowTriple(title, message, "Yes", "No", "Cancel") switch
+        {
+            DialogResult.Primary => DialogResultYesNoCancel.Yes,
+            DialogResult.Secondary => DialogResultYesNoCancel.Yes,
+            _ => DialogResultYesNoCancel.Cancelled
+        };
+        public async Task<DialogResult> ShowTriple(string title, string message, string primaryButtonText, string secondaryButtonText, string cancelButtonText)
+        {
+            ContentDialog contentDialog = BuildDialog(title, message);
+            contentDialog.PrimaryButtonText = primaryButtonText;
+            contentDialog.SecondaryButtonText = secondaryButtonText;
+            contentDialog.CloseButtonText = cancelButtonText;
+            return await ShowDialog(contentDialog);
+        }
+
+        #endregion
+
+
+
+        #region PRIVATE METHODS
+
+        private ContentDialog BuildDialog(string title, string message)
+        {
+            return new ContentDialog()
+            {
+                Title = title,
+                Content = message,
+                XamlRoot = DefaultRoot
+            };
+        }
+
+        private async Task<DialogResult> ShowDialog(ContentDialog dialog)
+        {
+            ContentDialogResult result = await dialog.ShowAsync();
+            return result switch
+            {
+                ContentDialogResult.Primary => DialogResult.Primary,
+                ContentDialogResult.Secondary => DialogResult.Secondary,
+                _ => DialogResult.Cancelled
+            }; ;
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.Dialog/VDownload.GUI.Services.Dialog.csproj

@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.Services.Dialog</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+
+  <ItemGroup>
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+  </ItemGroup>
+</Project>

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.ResourceDictionaries/ImagesResourceDictionary.cs

@@ -0,0 +1,59 @@
+using Microsoft.UI.Xaml;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.ResourceDictionaries
+{
+    public interface IImagesResourceDictionary
+    {
+        // LOGO
+        string Logo { get; }
+
+        // SOURCES
+        string SourcesTwitch { get; }
+
+        // NAVIGATION VIEW
+        string NavigationViewAuthentication { get; }
+        string NavigationViewHome { get; }
+    }
+
+
+
+    public class ImagesResourceDictionary : IImagesResourceDictionary
+    {
+        #region PROPERTIES
+
+        // LOGO
+        public string Logo { get; private set; }
+
+        // SOURCES
+        public string SourcesTwitch { get; private set; }
+
+        // NAVIGATION VIEW
+        public string NavigationViewAuthentication { get; private set; }
+        public string NavigationViewHome { get; private set; }
+
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public ImagesResourceDictionary()
+        {
+            Logo = (string)Application.Current.Resources["ImageLogo"];
+
+            SourcesTwitch = (string)Application.Current.Resources["ImageSourcesTwitch"];
+
+            NavigationViewAuthentication = (string)Application.Current.Resources["ImageNavigationViewAuthentication"];
+            NavigationViewHome = (string)Application.Current.Resources["ImageNavigationViewHome"];
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.ResourceDictionaries/ResourceDictionariesServices.cs

@@ -0,0 +1,64 @@
+using Microsoft.UI.Xaml;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.ResourceDictionaries
+{
+    public interface IResourceDictionariesServices
+    {
+        #region PROPERTIES
+
+        IImagesResourceDictionary Images { get; }
+
+        #endregion
+
+
+
+        #region METHODS
+
+        T Get<T>(string key);
+
+        #endregion
+    }
+
+
+
+    public class ResourceDictionariesServices : IResourceDictionariesServices
+    {
+        #region PROPERTIES
+
+        public IImagesResourceDictionary Images { get; private set; }
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public ResourceDictionariesServices(IImagesResourceDictionary imagesResourceDictionary)
+        {
+            Images = imagesResourceDictionary;
+        }
+
+        #endregion
+
+
+
+        #region PUBLIC METHODS
+
+        public T Get<T>(string key)
+        {
+            Application.Current.Resources.TryGetValue(key, out object value);
+            if (value is not null && value is T cast)
+            {
+                return cast;
+            }
+            throw new KeyNotFoundException();
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.ResourceDictionaries/VDownload.GUI.Services.ResourceDictionaries.csproj

@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.Services.ResourceDictionaries</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+
+  <ItemGroup>
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+  </ItemGroup>
+</Project>

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.StoragePicker/FileSavePickerFileTypeChoice.cs

@@ -0,0 +1,30 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.StoragePicker
+{
+    public class FileSavePickerFileTypeChoice
+    {
+        #region PROPERTIES
+
+        public string Description { get; private set; }
+        public IEnumerable<string> Extensions { get; private set; }
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public FileSavePickerFileTypeChoice(string description, string[] extensions)
+        {
+            Description = description;
+            Extensions = extensions.Select(x => x.StartsWith('.') ? x : $".{x}");
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.StoragePicker/StoragePickerService.cs

@@ -0,0 +1,169 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Security.Cryptography.X509Certificates;
+using System.Text;
+using System.Threading.Tasks;
+using Windows.Storage;
+using Windows.Storage.Pickers;
+using WinRT.Interop;
+
+namespace VDownload.GUI.Services.StoragePicker
+{
+    public interface IStoragePickerService
+    {
+        #region PROPERTIES
+
+        Window DefaultRoot { get; set; }
+
+        #endregion
+
+
+
+        #region METHODS
+
+        Task<string?> OpenDirectory();
+        Task<string?> OpenDirectory(StoragePickerStartLocation startLocation);
+        Task<IEnumerable<string>> OpenMultipleFiles();
+        Task<IEnumerable<string>> OpenMultipleFiles(StoragePickerStartLocation startLocation);
+        Task<IEnumerable<string>> OpenMultipleFiles(string[] fileTypes);
+        Task<IEnumerable<string>> OpenMultipleFiles(string[] fileTypes, StoragePickerStartLocation startLocation);
+        Task<string?> OpenSingleFile();
+        Task<string?> OpenSingleFile(StoragePickerStartLocation startLocation);
+        Task<string?> OpenSingleFile(string[] fileTypes);
+        Task<string?> OpenSingleFile(string[] fileTypes, StoragePickerStartLocation startLocation);
+        Task<string?> SaveFile(FileSavePickerFileTypeChoice[] fileTypes, string defaultFileType);
+        Task<string?> SaveFile(FileSavePickerFileTypeChoice[] fileTypes, string defaultFileType, StoragePickerStartLocation startLocation);
+
+        #endregion
+    }
+
+
+
+    public class StoragePickerService : IStoragePickerService
+    {
+        #region PROPERTIES
+
+        public Window DefaultRoot { get; set; }
+
+        #endregion
+
+
+
+        #region PUBLIC METHODS
+
+        public async Task<string?> OpenDirectory() => await OpenDirectory(StoragePickerStartLocation.Unspecified);
+        public async Task<string?> OpenDirectory(StoragePickerStartLocation startLocation)
+        {
+            FolderPicker picker = new FolderPicker();
+            InitializePicker(picker);
+
+            ConfigureFolderPicker(picker, startLocation);
+
+            StorageFolder directory = await picker.PickSingleFolderAsync();
+            return directory?.Path;
+        }
+
+        public async Task<string?> OpenSingleFile() => await OpenSingleFile(["*"], StoragePickerStartLocation.Unspecified);
+        public async Task<string?> OpenSingleFile(string[] fileTypes) => await OpenSingleFile(fileTypes, StoragePickerStartLocation.Unspecified);
+        public async Task<string?> OpenSingleFile(StoragePickerStartLocation startLocation) => await OpenSingleFile(["*"], startLocation);
+        public async Task<string?> OpenSingleFile(string[] fileTypes, StoragePickerStartLocation startLocation)
+        {
+            FileOpenPicker picker = new FileOpenPicker();
+            InitializePicker(picker);
+
+            ConfigureFileOpenPicker(picker, fileTypes, startLocation);
+
+            StorageFile storageFile = await picker.PickSingleFileAsync();
+            return storageFile?.Path;
+        }
+
+        public async Task<IEnumerable<string>> OpenMultipleFiles() => await OpenMultipleFiles(["*"], StoragePickerStartLocation.Unspecified);
+        public async Task<IEnumerable<string>> OpenMultipleFiles(string[] fileTypes) => await OpenMultipleFiles(fileTypes, StoragePickerStartLocation.Unspecified);
+        public async Task<IEnumerable<string>> OpenMultipleFiles(StoragePickerStartLocation startLocation) => await OpenMultipleFiles(["*"], startLocation);
+        public async Task<IEnumerable<string>> OpenMultipleFiles(string[] fileTypes, StoragePickerStartLocation startLocation)
+        {
+            FileOpenPicker picker = new FileOpenPicker();
+            InitializePicker(picker);
+
+            ConfigureFileOpenPicker(picker, fileTypes, startLocation);
+
+            IEnumerable<StorageFile> list = await picker.PickMultipleFilesAsync();
+            return list.Select(x => x.Path);
+        }
+
+        public async Task<string?> SaveFile(FileSavePickerFileTypeChoice[] fileTypes, string defaultFileType) => await SaveFile(fileTypes, defaultFileType, StoragePickerStartLocation.Unspecified);
+        public async Task<string?> SaveFile(FileSavePickerFileTypeChoice[] fileTypes, string defaultFileType, StoragePickerStartLocation startLocation)
+        {
+            FileSavePicker picker = new FileSavePicker();
+            InitializePicker(picker);
+
+            ConfigureFileSavePicker(picker, fileTypes, defaultFileType, startLocation);
+
+            StorageFile file = await picker.PickSaveFileAsync();
+            return file?.Path;
+        }
+
+        #endregion
+
+
+
+        #region PRIVATE METHODS
+
+        protected void InitializePicker(object picker)
+        {
+            var hwnd = WindowNative.GetWindowHandle(DefaultRoot);
+            InitializeWithWindow.Initialize(picker, hwnd);
+        }
+
+        protected void ConfigureFolderPicker(FolderPicker picker, StoragePickerStartLocation startLocation)
+        {
+            if (startLocation != StoragePickerStartLocation.Unspecified)
+            {
+                picker.SuggestedStartLocation = (PickerLocationId)startLocation;
+            }
+        }
+
+        protected void ConfigureFileOpenPicker(FileOpenPicker picker, string[] fileTypes, StoragePickerStartLocation startLocation)
+        {
+            foreach (string fileType in fileTypes)
+            {
+                picker.FileTypeFilter.Add(fileType);
+            }
+
+            if (startLocation != StoragePickerStartLocation.Unspecified)
+            {
+                picker.SuggestedStartLocation = (PickerLocationId)startLocation;
+            }
+        }
+
+        protected void ConfigureFileSavePicker(FileSavePicker picker, FileSavePickerFileTypeChoice[] fileTypes, string defaultFileType, StoragePickerStartLocation startLocation)
+        {
+            if (startLocation != StoragePickerStartLocation.Unspecified)
+            {
+                picker.SuggestedStartLocation = (PickerLocationId)startLocation;
+            }
+
+            foreach (FileSavePickerFileTypeChoice fileType in fileTypes)
+            {
+                picker.FileTypeChoices.Add(fileType.Description, fileType.Extensions.ToList());
+            }
+
+            if (!defaultFileType.StartsWith('.'))
+            {
+                defaultFileType = $".{defaultFileType}";
+            }
+
+            if (!fileTypes.Any(x => x.Extensions.Contains(defaultFileType)))
+            {
+                picker.FileTypeChoices.Add("Default", [defaultFileType]);
+            }
+
+            picker.DefaultFileExtension = defaultFileType;
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.StoragePicker/StoragePickerStartLocation.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.StoragePicker
+{
+    public enum StoragePickerStartLocation
+    {
+        Documents = 0,
+        Computer = 1,
+        Desktop = 2,
+        Downloads = 3,
+        Music = 5,
+        Pictures = 6,
+        Videos = 7,
+        Unspecified = 999
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.StoragePicker/VDownload.GUI.Services.StoragePicker.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.Services.StoragePicker</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+
+  <ItemGroup>
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Update="StoragePickerService.cs">
+      <CopyToOutputDirectory>Never</CopyToOutputDirectory>
+    </Compile>
+  </ItemGroup>
+</Project>

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.WebView/VDownload.GUI.Services.WebView.csproj

@@ -0,0 +1,25 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.Services.WebView</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+  <ItemGroup>
+    <None Remove="WebViewWindow.xaml" />
+  </ItemGroup>
+
+  <ItemGroup>
+      <PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.2" />
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Page Update="WebViewWindow.xaml">
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+  </ItemGroup>
+</Project>

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.WebView/WebViewService.cs

@@ -0,0 +1,29 @@
+using Microsoft.Web.WebView2.Core;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.Services.WebView
+{
+    public interface IWebViewService
+    {
+        Task<string> Show(Uri url, Predicate<string> closePredicate, string name);
+    }
+
+
+
+    public class WebViewService : IWebViewService
+    {
+        #region METHODS
+
+        public async Task<string> Show(Uri url, Predicate<string> closePredicate, string name)
+        {
+            WebViewWindow window = new WebViewWindow(name);
+            return await window.Show(url, closePredicate);
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.WebView/WebViewWindow.xaml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Window
+    x:Class="VDownload.GUI.Services.WebView.WebViewWindow"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:VDownload.GUI.Services.WebView"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    mc:Ignorable="d"
+    Closed="Window_Closed">
+    <WebView2 x:Name="WebView" NavigationCompleted="WebView_NavigationCompleted"/>
+</Window>

VDownload.GUI/VDownload.GUI.Services/VDownload.GUI.Services.WebView/WebViewWindow.xaml.cs

@@ -0,0 +1,89 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using Microsoft.Web.WebView2.Core;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using System.Threading.Tasks;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+namespace VDownload.GUI.Services.WebView
+{
+    public sealed partial class WebViewWindow : Window
+    {
+        #region FIEDLS
+
+        private readonly Predicate<string> _defaultClosePredicate = args => false;
+
+        private bool _isOpened;
+        private Predicate<string> _closePredicate;
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public WebViewWindow(string name)
+        {
+            this.InitializeComponent();
+            this.Title = name;
+
+            _isOpened = false;
+            _closePredicate = _defaultClosePredicate;
+        }
+
+        #endregion
+
+
+
+        #region PUBLIC METHODS
+
+        internal async Task<string> Show(Uri url, Predicate<string> closePredicate)
+        {
+            this.WebView.Source = url;
+            _closePredicate = closePredicate;
+
+            this.Activate();
+            _isOpened = true;
+            while (_isOpened)
+            {
+                await Task.Delay(10);
+            }
+
+            _closePredicate = _defaultClosePredicate;
+
+            return this.WebView.Source.ToString();
+        }
+
+        #endregion
+
+
+
+        #region EVENT HANDLER
+
+
+        private void WebView_NavigationCompleted(WebView2 sender, CoreWebView2NavigationCompletedEventArgs args)
+        {
+            if (_closePredicate.Invoke(this.WebView.Source.ToString()))
+            {
+                this.Close();
+            }
+        }
+        
+        private void Window_Closed(object sender, WindowEventArgs args)
+        {
+            _isOpened = false;
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.ViewModels/AuthenticationViewModel.cs

@@ -0,0 +1,147 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using Microsoft.UI.Xaml.Controls;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection.Metadata.Ecma335;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+using VDownload.GUI.Services.Dialog;
+using VDownload.GUI.Services.WebView;
+using VDownload.Sources.Twitch;
+using VDownload.Sources.Twitch.Authentication;
+
+namespace VDownload.GUI.ViewModels
+{
+    public partial class AuthenticationViewModel : ObservableObject
+    {
+        #region ENUMS
+
+        public enum AuthenticationButton
+        {
+            SignIn,
+            SignOut,
+            Loading
+        }
+
+        #endregion
+
+
+
+        #region SERVICES
+
+        private IDialogService _dialogService;
+        private IWebViewService _webViewService;
+        private ITwitchAuthenticationService _twitchAuthenticationService;
+
+        #endregion
+
+
+
+        #region PROPERTIES
+
+        [ObservableProperty]
+        private string _twitchDescription;
+
+        [ObservableProperty]
+        private AuthenticationButton _twitchButtonState;
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public AuthenticationViewModel(IDialogService dialogService, IWebViewService webViewService, ITwitchAuthenticationService twitchAuthenticationService)
+        {
+            _dialogService = dialogService;
+            _webViewService = webViewService;
+            _twitchAuthenticationService = twitchAuthenticationService;
+
+            TwitchButtonState = AuthenticationButton.Loading;
+        }
+
+        #endregion
+
+
+
+        #region PUBLIC METHODS
+
+        [RelayCommand]
+        public async Task TwitchAuthentication()
+        {
+            AuthenticationButton state = TwitchButtonState;
+            TwitchButtonState = AuthenticationButton.Loading;
+
+            if (state == AuthenticationButton.SignOut)
+            {
+                await _twitchAuthenticationService.DeleteToken();
+            }
+            else
+            {
+                string url = await _webViewService.Show(new Uri(_twitchAuthenticationService.AuthenticationPageUrl), _twitchAuthenticationService.AuthenticationPageClosePredicate, "Twitch authentication");
+
+                Match match = _twitchAuthenticationService.AuthenticationPageRedirectUrlRegex.Match(url);
+
+                if (match.Success)
+                {
+                    string token = match.Groups[1].Value;
+                    await _twitchAuthenticationService.SetToken(Encoding.UTF8.GetBytes(token));
+                }
+                else
+                {
+                    await _dialogService.ShowOk("Twitch authentication error", "An error occured");
+                }
+            }
+            await TwitchAuthenticationRefresh();
+        }
+
+        [RelayCommand]
+        public async Task Navigation()
+        {
+            List<Task> refreshTasks = new List<Task>
+            {
+                TwitchAuthenticationRefresh() 
+            };
+            await Task.WhenAll(refreshTasks);
+        }
+
+        #endregion
+
+
+
+        #region PRIVATE METHODS
+
+        private async Task TwitchAuthenticationRefresh()
+        {
+            TwitchButtonState = AuthenticationButton.Loading;
+
+            byte[]? token = await _twitchAuthenticationService.GetToken();
+
+            if (token is null)
+            {
+                TwitchDescription = "You are not authenticated. Please sign in";
+                TwitchButtonState = AuthenticationButton.SignIn;
+            }
+            else
+            {
+                TwitchValidationResult validationResult = await _twitchAuthenticationService.ValidateToken(token);
+                if (validationResult.Success)
+                {
+                    TwitchDescription = $"Signed in as {validationResult.TokenData.Login}. Expiration date: {validationResult.TokenData.ExpirationDate:dd.MM.yyyy HH:mm}";
+                    TwitchButtonState = AuthenticationButton.SignOut;
+                }
+                else
+                {
+                    await _twitchAuthenticationService.DeleteToken();
+                    TwitchDescription = "Token expired or is invalid. Please log in again";
+                    TwitchButtonState = AuthenticationButton.SignIn;
+                }
+            }
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.ViewModels/HomeViewModel.cs

@@ -0,0 +1,315 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VDownload.Common;
+using VDownload.Common.Exceptions;
+using VDownload.Common.Models;
+using VDownload.GUI.Services.StoragePicker;
+using VDownload.Services.Search;
+using VDownload.Tasks;
+
+namespace VDownload.GUI.ViewModels
+{
+    public partial class HomeViewModel : ObservableObject
+    {
+        #region ENUMS
+
+        public enum OptionBarContentType
+        {
+            None,
+            VideoSearch,
+            PlaylistSearch
+        }
+
+        public enum MainContentType
+        {
+            Downloads,
+            Video
+        }
+
+        #endregion
+
+
+
+        #region SERVICES
+
+        private IStoragePickerService _storagePickerService;
+        private ISearchService _searchService;
+        private IDownloadTasksManager _tasksService;
+
+        #endregion
+
+
+
+        #region PROPERTIES
+
+        // MAIN
+
+        [ObservableProperty]
+        private MainContentType _mainContent;
+
+
+        // DOWNLOADS
+        public ObservableCollection<DownloadTask> Tasks => _tasksService.Tasks;
+
+        [ObservableProperty]
+        private bool _taskListIsEmpty;
+
+
+        // VIDEO
+
+        [ObservableProperty]
+        private DownloadTask _task;
+
+
+        // OPTION BAR
+
+        [ObservableProperty]
+        private OptionBarContentType _optionBarContent;
+
+        [ObservableProperty]
+        private string _optionBarMessage;
+
+        [ObservableProperty]
+        private bool _optionBarLoading;
+
+        [ObservableProperty]
+        private bool _optionBarVideoSearchButtonChecked;
+
+        [ObservableProperty]
+        private bool _optionBarPlaylistSearchButtonChecked;
+
+        [ObservableProperty]
+        private bool _optionBarSearchNotPending;
+
+        [ObservableProperty]
+        private string _optionBarVideoSearchTBValue;
+
+        [ObservableProperty]
+        private string _optionBarPlaylistSearchTBValue;
+
+        [ObservableProperty]
+        private int _optionBarPlaylistSearchNBValue;
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public HomeViewModel(IStoragePickerService storagePickerService, ISearchService searchService, IDownloadTasksManager tasksService) 
+        {
+            _storagePickerService = storagePickerService;
+            _searchService = searchService;
+            _tasksService = tasksService;
+            _tasksService.Tasks.CollectionChanged += Tasks_CollectionChanged;
+
+            _taskListIsEmpty = _tasksService.Tasks.Count == 0;
+        }
+
+        #endregion
+
+
+
+        #region COMMANDS
+
+        [RelayCommand]
+        public void Navigation()
+        {
+            MainContent = MainContentType.Downloads;
+
+            OptionBarContent = OptionBarContentType.None;
+            OptionBarMessage = null;
+            OptionBarVideoSearchButtonChecked = false;
+            OptionBarPlaylistSearchButtonChecked = false;
+            OptionBarSearchNotPending = true;
+            OptionBarVideoSearchTBValue = string.Empty;
+            OptionBarPlaylistSearchNBValue = 1; // TODO: load from settings
+            OptionBarPlaylistSearchTBValue = string.Empty;
+        }
+
+
+        // DOWNLOADS
+
+        [RelayCommand]
+        public void StartCancelTask(DownloadTask task)
+        {
+            DownloadTaskStatus[] idleStatuses =
+            [
+                DownloadTaskStatus.Idle,
+                DownloadTaskStatus.EndedUnsuccessfully,
+                DownloadTaskStatus.EndedSuccessfully,
+                DownloadTaskStatus.EndedCancelled
+            ];
+            if (idleStatuses.Contains(task.Status))
+            {
+                task.Enqueue();
+            }
+            else
+            {
+                task.Cancel();
+            }
+        }
+
+
+        // VIDEO
+
+        [RelayCommand]
+        public async Task Browse()
+        {
+            string? newDirectory = await _storagePickerService.OpenDirectory();
+            if (newDirectory is not null)
+            {
+                Task.DirectoryPath = newDirectory;
+            }
+        }
+
+        [RelayCommand]
+        public async Task CreateTask()
+        {
+            string extension = Task.MediaType switch
+            {
+                MediaType.OnlyAudio => Task.AudioExtension.ToString(),
+                _ => Task.VideoExtension.ToString()
+            };
+
+            Task.Filename = string.Join("_", Task.Filename.Split(Path.GetInvalidFileNameChars()));
+            string file = $"{Task.Filename}.{extension}";
+            string path = Path.Combine(Task.DirectoryPath, file);
+
+            await File.WriteAllBytesAsync(path, [0x00]);
+            File.Delete(path);
+
+            _tasksService.AddTask(Task);
+
+            Navigation();
+        }
+
+
+        // OPTION BAR
+
+        [RelayCommand]
+        public void LoadFromSubscription()
+        {
+            MainContent = MainContentType.Downloads;
+
+            OptionBarContent = OptionBarContentType.None;
+            OptionBarVideoSearchButtonChecked = false;
+            OptionBarPlaylistSearchButtonChecked = false;
+            OptionBarSearchNotPending = false;
+
+            //TODO: Load videos
+        }
+
+        [RelayCommand]
+        public void VideoSearchShow()
+        {
+            MainContent = MainContentType.Downloads;
+
+            if (OptionBarContent != OptionBarContentType.VideoSearch)
+            {
+                OptionBarContent = OptionBarContentType.VideoSearch;
+                OptionBarPlaylistSearchButtonChecked = false;
+            }
+            else
+            {
+                OptionBarContent = OptionBarContentType.None;
+            }
+        }
+
+        [RelayCommand]
+        public void PlaylistSearchShow()
+        {
+            MainContent = MainContentType.Downloads;
+
+            if (OptionBarContent != OptionBarContentType.PlaylistSearch)
+            {
+                OptionBarContent = OptionBarContentType.PlaylistSearch;
+                OptionBarVideoSearchButtonChecked = false;
+            }
+            else
+            {
+                OptionBarContent = OptionBarContentType.None;
+            }
+        }
+
+        [RelayCommand]
+        public async Task VideoSearchStart()
+        {
+            OptionBarSearchNotPending = false;
+            OptionBarLoading = true;
+            OptionBarMessage = "Loading...";
+
+            Video video;
+            try
+            {
+                video = await _searchService.SearchVideo(OptionBarVideoSearchTBValue);
+            }
+            catch (MediaSearchException ex)
+            {
+                OptionBarLoading = false;
+                OptionBarMessage = ex.Message;
+                OptionBarSearchNotPending = true;
+                return;
+            }
+
+            Task = new DownloadTask(video);
+
+            MainContent = MainContentType.Video;
+
+            OptionBarSearchNotPending = true;
+            OptionBarLoading = false;
+            OptionBarMessage = null;
+        }
+
+        [RelayCommand]
+        public async Task PlaylistSearchStart()
+        {
+            OptionBarSearchNotPending = false;
+            OptionBarLoading = true;
+            OptionBarMessage = "Loading...";
+
+            Playlist playlist;
+            try
+            {
+                playlist = await _searchService.SearchPlaylist(OptionBarPlaylistSearchTBValue, OptionBarPlaylistSearchNBValue);
+            }
+            catch (MediaSearchException ex)
+            {
+                OptionBarLoading = false;
+                OptionBarMessage = ex.Message;
+                OptionBarSearchNotPending = true;
+                return;
+            }
+
+            OptionBarSearchNotPending = true;
+            OptionBarLoading = false;
+            OptionBarMessage = null;
+        }
+
+        [RelayCommand]
+        public void Download()
+        {
+
+        }
+
+        #endregion
+
+
+
+        #region EVENT HANDLERS
+
+        private void Tasks_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
+        {
+            TaskListIsEmpty = Tasks.Count == 0;
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.ViewModels/SettingsViewModel.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.GUI.ViewModels
+{
+    public class SettingsViewModel
+    {
+        #region CONSTRUCTORS
+
+        public SettingsViewModel() 
+        { 
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.ViewModels/VDownload.GUI.ViewModels.csproj

@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.ViewModels</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+
+  <ItemGroup>
+      <PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.2" />
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\VDownload.Common\VDownload.Common.csproj" />
+    <ProjectReference Include="..\..\VDownload.Services\VDownload.Services.Search\VDownload.Services.Search.csproj" />
+    <ProjectReference Include="..\..\VDownload.Sources\VDownload.Sources.Twitch\VDownload.Sources.Twitch.Authentication\VDownload.Sources.Twitch.Authentication.csproj" />
+    <ProjectReference Include="..\..\VDownload.Sources\VDownload.Sources.Twitch\VDownload.Sources.Twitch\VDownload.Sources.Twitch.csproj" />
+    <ProjectReference Include="..\..\VDownload.Tasks\VDownload.Tasks.csproj" />
+    <ProjectReference Include="..\VDownload.GUI.Services\VDownload.GUI.Services.Dialog\VDownload.GUI.Services.Dialog.csproj" />
+    <ProjectReference Include="..\VDownload.GUI.Services\VDownload.GUI.Services.StoragePicker\VDownload.GUI.Services.StoragePicker.csproj" />
+    <ProjectReference Include="..\VDownload.GUI.Services\VDownload.GUI.Services.WebView\VDownload.GUI.Services.WebView.csproj" />
+  </ItemGroup>
+</Project>

VDownload.GUI/VDownload.GUI.Views/AuthenticationView.xaml

@@ -0,0 +1,80 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Page
+    x:Class="VDownload.GUI.Views.AuthenticationView"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:VDownload.GUI.Views"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ctuc="using:CommunityToolkit.WinUI.UI.Controls"
+    xmlns:ctc="using:CommunityToolkit.WinUI.Controls"
+    xmlns:ct="using:CommunityToolkit.WinUI"
+    xmlns:i="using:Microsoft.Xaml.Interactivity" 
+    xmlns:ic="using:Microsoft.Xaml.Interactions.Core"
+    mc:Ignorable="d"
+    Background="{ThemeResource ViewBackgroundColor}">
+    <i:Interaction.Behaviors>
+        <ic:EventTriggerBehavior EventName="Loaded">
+            <ic:InvokeCommandAction Command="{Binding NavigationCommand}"/>
+        </ic:EventTriggerBehavior>
+    </i:Interaction.Behaviors>
+    <Grid Padding="20" RowSpacing="20">
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"/>
+            <RowDefinition/>
+        </Grid.RowDefinitions>
+        <TextBlock Grid.Row="0"
+                   FontSize="28"
+                   FontWeight="SemiBold"
+                   Text="Authentication"/>
+        <StackPanel Grid.Row="1"
+                    Spacing="10">
+            <ctc:SettingsCard Header="Twitch">
+                <i:Interaction.Behaviors>
+                    <ic:DataTriggerBehavior Binding="{Binding TwitchButtonState, Converter={StaticResource EnumToStringConverter}}"
+                                            ComparisonCondition="NotEqual"
+                                            Value="Loading">
+                        <ic:ChangePropertyAction PropertyName="Description"
+                                                 Value="{Binding TwitchDescription}"/>
+                        <ic:ChangePropertyAction PropertyName="Content">
+                            <ic:ChangePropertyAction.Value>
+                                <Button Command="{Binding TwitchAuthenticationCommand}">
+                                    <i:Interaction.Behaviors>
+                                        <ic:DataTriggerBehavior Binding="{Binding TwitchButtonState, Converter={StaticResource EnumToStringConverter}}"
+                                                                ComparisonCondition="Equal"
+                                                                Value="SignIn">
+                                            <ic:ChangePropertyAction PropertyName="Content"
+                                                                     Value="Sign in"/>
+                                        </ic:DataTriggerBehavior>
+                                        <ic:DataTriggerBehavior Binding="{Binding TwitchButtonState, Converter={StaticResource EnumToStringConverter}}"
+                                                                ComparisonCondition="Equal"
+                                                                Value="SignOut">
+                                            <ic:ChangePropertyAction PropertyName="Content"
+                                                                     Value="Sign out"/>
+                                        </ic:DataTriggerBehavior>
+                                    </i:Interaction.Behaviors>
+                                </Button>
+                            </ic:ChangePropertyAction.Value>
+                        </ic:ChangePropertyAction>
+                    </ic:DataTriggerBehavior>
+                    <ic:DataTriggerBehavior Binding="{Binding TwitchButtonState, Converter={StaticResource EnumToStringConverter}}"
+                                            ComparisonCondition="Equal"
+                                            Value="Loading">
+                        <ic:ChangePropertyAction PropertyName="Description"
+                                                 Value="Loading..."/>
+                        <ic:ChangePropertyAction PropertyName="Content">
+                            <ic:ChangePropertyAction.Value>
+                                <ProgressRing Width="20" 
+                                              Height="20"/>
+                            </ic:ChangePropertyAction.Value>
+                        </ic:ChangePropertyAction>
+                    </ic:DataTriggerBehavior>
+                </i:Interaction.Behaviors>
+                <ctc:SettingsCard.HeaderIcon>
+                    <BitmapIcon ShowAsMonochrome="False" 
+                                UriSource="{StaticResource ImageSourcesTwitch}"/>
+                </ctc:SettingsCard.HeaderIcon>
+            </ctc:SettingsCard>
+        </StackPanel>
+    </Grid>
+</Page>

VDownload.GUI/VDownload.GUI.Views/AuthenticationView.xaml.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using VDownload.GUI.ViewModels;
+
+namespace VDownload.GUI.Views
+{
+    public sealed partial class AuthenticationView : Page
+    {
+        public AuthenticationView(AuthenticationViewModel viewModel)
+        {
+            this.InitializeComponent();
+            this.DataContext = viewModel;
+        }
+    }
+}

VDownload.GUI/VDownload.GUI.Views/HomeView.xaml

@@ -0,0 +1,578 @@
+<Page
+    x:Class="VDownload.GUI.Views.HomeView"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:local="using:VDownload.GUI.Views"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:i="using:Microsoft.Xaml.Interactivity" 
+    xmlns:ic="using:Microsoft.Xaml.Interactions.Core"
+    xmlns:cc="using:VDownload.GUI.Controls"
+    xmlns:cmn="using:VDownload.Common"
+    xmlns:ct="using:CommunityToolkit.WinUI"
+    xmlns:ctc="using:CommunityToolkit.WinUI.Controls"
+    xmlns:ctuc="using:CommunityToolkit.WinUI.UI.Controls"
+    xmlns:ctb="using:CommunityToolkit.WinUI.Behaviors"
+    mc:Ignorable="d"
+    Background="Transparent"
+    x:Name="Root">
+    <i:Interaction.Behaviors>
+        <ic:EventTriggerBehavior EventName="Loaded">
+            <ic:InvokeCommandAction Command="{Binding NavigationCommand}"/>
+        </ic:EventTriggerBehavior>
+    </i:Interaction.Behaviors>
+    <Grid RowSpacing="10"
+          Margin="10">
+        <Grid.RowDefinitions>
+            <RowDefinition/>
+            <RowDefinition Height="Auto"/>
+        </Grid.RowDefinitions>
+        <ctuc:SwitchPresenter Grid.Row="0"
+                              Value="{Binding MainContent, Converter={StaticResource EnumToStringConverter}}"
+                              CornerRadius="10">
+            <ctuc:Case Value="Downloads">
+                <ctuc:SwitchPresenter Value="{Binding TaskListIsEmpty, Converter={StaticResource BooleanToStringConverter}}">
+                    <ctuc:Case Value="True">
+                        <StackPanel HorizontalAlignment="Center"
+                                    VerticalAlignment="Center">
+                            <Image Source="{StaticResource ImageDownloadsNoTasks}"
+                                   Width="100"/>
+                            <TextBlock Text="Click Video/Playlist search button to add new tasks" 
+                                       Foreground="{StaticResource GreyText}"/>
+                        </StackPanel>
+                    </ctuc:Case>
+                    <ctuc:Case Value="False">
+                        <ScrollViewer>
+                            <ItemsControl ItemsSource="{Binding Tasks}">
+                                <ItemsControl.ItemTemplate>
+                                    <DataTemplate>
+                                        <Grid Background="{ThemeResource ViewBackgroundColor}"
+                                              CornerRadius="10"
+                                              Height="150">
+                                            <Grid.RowDefinitions>
+                                                <RowDefinition/>
+                                                <RowDefinition Height="Auto"/>
+                                            </Grid.RowDefinitions>
+                                            <Grid>
+                                                <Grid.ColumnDefinitions>
+                                                    <ColumnDefinition Width="Auto"/>
+                                                    <ColumnDefinition/>
+                                                    <ColumnDefinition Width="Auto"/>
+                                                </Grid.ColumnDefinitions>
+                                                <Image Grid.Column="0" 
+                                                       Source="{Binding Video.ThumbnailUrl}" 
+                                                       VerticalAlignment="Stretch"/>
+                                                <Grid Grid.Column="1"
+                                                      Margin="10"
+                                                      RowSpacing="10">
+                                                    <Grid.RowDefinitions>
+                                                        <RowDefinition Height="Auto"/>
+                                                        <RowDefinition/>
+                                                    </Grid.RowDefinitions>
+                                                    <Grid Grid.Row="0"
+                                                          ColumnSpacing="10" 
+                                                          HorizontalAlignment="Left">
+                                                        <Grid.ColumnDefinitions>
+                                                            <ColumnDefinition/>
+                                                            <ColumnDefinition Width="Auto"/>
+                                                        </Grid.ColumnDefinitions>
+                                                        <TextBlock Grid.Column="0" 
+                                                                   FontWeight="SemiBold"
+                                                                   FontSize="18"
+                                                                   Text="{Binding Video.Title}"
+                                                                   TextTrimming="CharacterEllipsis"/>
+                                                        <TextBlock Grid.Column="1" 
+                                                                   VerticalAlignment="Center"
+                                                                   FontWeight="Light"
+                                                                   FontSize="12"
+                                                                   Text="{Binding Video.Author}"/>
+                                                    </Grid>
+                                                    <Grid Grid.Row="1" 
+                                                          RowSpacing="10" 
+                                                          ColumnSpacing="10">
+                                                        <Grid.Resources>
+                                                            <x:Double x:Key="TextSize">12</x:Double>
+                                                        </Grid.Resources>
+                                                        <Grid.RowDefinitions>
+                                                            <RowDefinition/>
+                                                            <RowDefinition/>
+                                                            <RowDefinition/>
+                                                            <RowDefinition/>
+                                                        </Grid.RowDefinitions>
+                                                        <Grid.ColumnDefinitions>
+                                                            <ColumnDefinition Width="Auto"/>
+                                                            <ColumnDefinition/>
+                                                        </Grid.ColumnDefinitions>
+                                                        <Image Grid.Row="0"
+                                                               Grid.Column="0"
+                                                               Source="{ThemeResource ImageDownloadsQuality}"/>
+                                                        <TextBlock Grid.Row="0"
+                                                                   Grid.Column="1"
+                                                                   FontSize="{StaticResource TextSize}"
+                                                                   VerticalAlignment="Center">
+                                                            <Run Text="{Binding MediaType, Converter={StaticResource EnumToDescriptionConverter}}"/> (<Run Text="{Binding VideoStream.StreamIdentifier}"/>)
+                                                        </TextBlock>
+                                                        <Image Grid.Row="1"
+                                                               Grid.Column="0"
+                                                               Source="{ThemeResource ImageDownloadsTime}"/>
+                                                        <StackPanel Grid.Row="1"
+                                                                    Grid.Column="1"
+                                                                    Orientation="Horizontal"
+                                                                    VerticalAlignment="Center">
+                                                            <TextBlock Text="{Binding DurationAfterTrim}"
+                                                                       FontSize="{StaticResource TextSize}"/>
+                                                            <TextBlock Visibility="{Binding IsTrimmed, Converter={StaticResource BooleanToVisibilityConverter}}"
+                                                                       FontSize="{StaticResource TextSize}">
+                                                                <Run Text=" "/>(<Run Text="{Binding TrimStart}"/> - <Run Text="{Binding TrimEnd}"/>)
+                                                            </TextBlock>
+                                                        </StackPanel>
+                                                        <Image Grid.Row="2"
+                                                               Grid.Column="0"
+                                                               Source="{ThemeResource ImageDownloadsFile}"/>
+                                                        <TextBlock Grid.Row="2"
+                                                                   Grid.Column="1"
+                                                                   FontSize="{StaticResource TextSize}"
+                                                                   VerticalAlignment="Center"
+                                                                   Text="{Binding FilePath}"/>
+                                                        <Image Grid.Row="3"
+                                                               Grid.Column="0">
+                                                            <i:Interaction.Behaviors>
+                                                                <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToStringConverter}}"
+                                                                                        ComparisonCondition="Equal"
+                                                                                        Value="Idle">
+                                                                    <ic:ChangePropertyAction PropertyName="Source"
+                                                                                             Value="{ThemeResource ImageDownloadsIdle}"/>
+                                                                </ic:DataTriggerBehavior>
+                                                                <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToStringConverter}}"
+                                                                                        ComparisonCondition="Equal"
+                                                                                        Value="Queued">
+                                                                    <ic:ChangePropertyAction PropertyName="Source"
+                                                                                             Value="{ThemeResource ImageDownloadsQueued}"/>
+                                                                </ic:DataTriggerBehavior>
+                                                                <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToStringConverter}}"
+                                                                                        ComparisonCondition="Equal"
+                                                                                        Value="Initializing">
+                                                                    <ic:ChangePropertyAction PropertyName="Source"
+                                                                                             Value="{ThemeResource ImageDownloadsInitializing}"/>
+                                                                </ic:DataTriggerBehavior>
+                                                            </i:Interaction.Behaviors>
+                                                        </Image>
+                                                        <TextBlock Grid.Row="3"
+                                                                   Grid.Column="1"
+                                                                   FontSize="{StaticResource TextSize}"
+                                                                   VerticalAlignment="Center">
+                                                            <i:Interaction.Behaviors>
+                                                                <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToStringConverter}}"
+                                                                                        ComparisonCondition="Equal"
+                                                                                        Value="Idle">
+                                                                    <ic:ChangePropertyAction PropertyName="Text"
+                                                                                             Value="Idle"/>
+                                                                </ic:DataTriggerBehavior>
+                                                                <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToStringConverter}}"
+                                                                                        ComparisonCondition="Equal"
+                                                                                        Value="Queued">
+                                                                    <ic:ChangePropertyAction PropertyName="Text"
+                                                                                             Value="Queued"/>
+                                                                </ic:DataTriggerBehavior>
+                                                                <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToStringConverter}}"
+                                                                                        ComparisonCondition="Equal"
+                                                                                        Value="Initializing">
+                                                                    <ic:ChangePropertyAction PropertyName="Text"
+                                                                                             Value="Initializing"/>
+                                                                </ic:DataTriggerBehavior>
+                                                            </i:Interaction.Behaviors>
+                                                        </TextBlock>
+                                                    </Grid>
+                                                </Grid>
+                                                <Grid Grid.Column="2"
+                                                      Margin="0,0,5,0">
+                                                    <Grid.RowDefinitions>
+                                                        <RowDefinition/>
+                                                        <RowDefinition/>
+                                                        <RowDefinition/>
+                                                    </Grid.RowDefinitions>
+                                                    <AppBarButton Grid.Row="0" 
+                                                                  Width="40" 
+                                                                  Height="48">
+                                                        <i:Interaction.Behaviors>
+                                                            <ic:EventTriggerBehavior EventName="Click">
+                                                                <ctb:NavigateToUriAction NavigateUri="{Binding Video.Url}"/>
+                                                            </ic:EventTriggerBehavior>
+                                                            <ic:DataTriggerBehavior Binding="{Binding Video.Source, Converter={StaticResource EnumToStringConverter}}"
+                                                                                    ComparisonCondition="Equal"
+                                                                                    Value="Twitch">
+                                                                <ic:ChangePropertyAction PropertyName="Icon">
+                                                                    <ic:ChangePropertyAction.Value>
+                                                                        <BitmapIcon ShowAsMonochrome="False" 
+                                                                                    UriSource="{StaticResource ImageSourcesTwitch}"/>
+                                                                    </ic:ChangePropertyAction.Value>
+                                                                </ic:ChangePropertyAction>
+                                                            </ic:DataTriggerBehavior>
+                                                        </i:Interaction.Behaviors>
+                                                    </AppBarButton>
+                                                    <AppBarButton Grid.Row="1" 
+                                                                  Width="40" 
+                                                                  Height="48"
+                                                                  Command="{Binding ElementName=Root, Path=DataContext.StartCancelTaskCommand}"
+                                                                  CommandParameter="{Binding}">
+                                                        <i:Interaction.Behaviors>
+                                                            <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToIntConverter}}"
+                                                                                    ComparisonCondition="LessThan"
+                                                                                    Value="4">
+                                                                <ic:ChangePropertyAction PropertyName="Icon">
+                                                                    <ic:ChangePropertyAction.Value>
+                                                                        <SymbolIcon Symbol="Download"/>
+                                                                    </ic:ChangePropertyAction.Value>
+                                                                </ic:ChangePropertyAction>
+                                                            </ic:DataTriggerBehavior>
+                                                            <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToIntConverter}}"
+                                                                                    ComparisonCondition="GreaterThanOrEqual"
+                                                                                    Value="4">
+                                                                <ic:ChangePropertyAction PropertyName="Icon">
+                                                                    <ic:ChangePropertyAction.Value>
+                                                                        <SymbolIcon Symbol="Cancel"/>
+                                                                    </ic:ChangePropertyAction.Value>
+                                                                </ic:ChangePropertyAction>
+                                                            </ic:DataTriggerBehavior>
+                                                        </i:Interaction.Behaviors>
+                                                    </AppBarButton>
+                                                    <AppBarButton Grid.Row="2" 
+                                                                  Icon="Delete" 
+                                                                  Width="40" 
+                                                                  Height="48"/>
+                                                </Grid>
+                                            </Grid>
+                                            <ProgressBar Grid.Row="1"
+                                                         Value="{Binding Progress}">
+                                                <i:Interaction.Behaviors>
+                                                    <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToIntConverter}}"
+                                                                        ComparisonCondition="LessThan"
+                                                                        Value="5">
+                                                        <ic:ChangePropertyAction PropertyName="Visibility" Value="Collapsed"/>
+                                                    </ic:DataTriggerBehavior>
+                                                    <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToIntConverter}}"
+                                                                        ComparisonCondition="GreaterThanOrEqual"
+                                                                        Value="5">
+                                                        <ic:ChangePropertyAction PropertyName="Visibility" Value="Visible"/>
+                                                    </ic:DataTriggerBehavior>
+                                                    <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToIntConverter}}"
+                                                                            ComparisonCondition="LessThan"
+                                                                            Value="7">
+                                                        <ic:ChangePropertyAction PropertyName="IsIndeterminate" Value="True"/>
+                                                    </ic:DataTriggerBehavior>
+                                                    <ic:DataTriggerBehavior Binding="{Binding Status, Converter={StaticResource EnumToIntConverter}}"
+                                                                            ComparisonCondition="GreaterThanOrEqual"
+                                                                            Value="7">
+                                                        <ic:ChangePropertyAction PropertyName="IsIndeterminate" Value="False"/>
+                                                    </ic:DataTriggerBehavior>
+                                                </i:Interaction.Behaviors>
+                                            </ProgressBar>
+                                        </Grid>
+                                        
+                                    </DataTemplate>
+                                </ItemsControl.ItemTemplate>
+                            </ItemsControl>
+                        </ScrollViewer>
+                    </ctuc:Case>
+                </ctuc:SwitchPresenter>
+            </ctuc:Case>
+            <ctuc:Case Value="Video">
+                <Grid Padding="15" 
+                      RowSpacing="20"
+                      Background="{ThemeResource ViewBackgroundColor}">
+                    <Grid.RowDefinitions>
+                        <RowDefinition Height="150"/>
+                        <RowDefinition/>
+                        <RowDefinition Height="Auto"/>
+                    </Grid.RowDefinitions>
+                    <Grid Grid.Row="0"
+                          ColumnSpacing="10">
+                        <Grid.ColumnDefinitions>
+                            <ColumnDefinition Width="Auto"/>
+                            <ColumnDefinition Width="*"/>
+                        </Grid.ColumnDefinitions>
+                        <Border Grid.Column="0"
+                                CornerRadius="{ThemeResource ControlCornerRadius}">
+                            <Image Source="{Binding Task.Video.ThumbnailUrl}"
+                                   VerticalAlignment="Stretch"/>
+                        </Border>
+                        <StackPanel Grid.Column="1" 
+                                    Spacing="15">
+                            <TextBlock Text="{Binding Task.Video.Title}"
+                                       FontWeight="Bold"
+                                       FontSize="20"
+                                       TextWrapping="WrapWholeWords"/>
+                            <Grid ColumnSpacing="10"
+                                  RowSpacing="10">
+                                <Grid.Resources>
+                                    <x:Double x:Key="IconSize">18</x:Double>
+                                </Grid.Resources>
+                                <Grid.ColumnDefinitions>
+                                    <ColumnDefinition Width="Auto"/>
+                                    <ColumnDefinition/>
+                                </Grid.ColumnDefinitions>
+                                <Grid.RowDefinitions>
+                                    <RowDefinition Height="Auto"/>
+                                    <RowDefinition Height="Auto"/>
+                                    <RowDefinition Height="Auto"/>
+                                    <RowDefinition Height="Auto"/>
+                                </Grid.RowDefinitions>
+                                <Image Grid.Column="0"
+                                       Grid.Row="0"
+                                       Source="{ThemeResource ImageVideoAuthor}"
+                                       Width="{StaticResource IconSize}"/>
+                                <TextBlock Grid.Column="1"
+                                           Grid.Row="0"
+                                           Text="{Binding Task.Video.Author}"/>
+                                <Image Grid.Column="0"
+                                       Grid.Row="1"
+                                       Source="{ThemeResource ImageVideoDate}"
+                                       Width="{StaticResource IconSize}"/>
+                                <TextBlock Grid.Column="1"
+                                           Grid.Row="1"
+                                           Text="{Binding Task.Video.PublishDate}"/>
+                                <Image Grid.Column="0"
+                                       Grid.Row="2"
+                                       Source="{ThemeResource ImageVideoTime}"
+                                       Width="{StaticResource IconSize}"/>
+                                <TextBlock Grid.Column="1"
+                                           Grid.Row="2"
+                                           Text="{Binding Task.Video.Duration}"/>
+                                <Image Grid.Column="0"
+                                       Grid.Row="3"
+                                       Source="{ThemeResource ImageVideoView}"
+                                       Width="{StaticResource IconSize}"/>
+                                <TextBlock Grid.Column="1"
+                                           Grid.Row="3"
+                                           Text="{Binding Task.Video.ViewCount}"/>
+                            </Grid>
+                        </StackPanel>
+                    </Grid>
+                    <ScrollViewer Grid.Row="1">
+                        <StackPanel Spacing="20">
+                            <StackPanel Spacing="5">
+                                <TextBlock Text="Media options"
+                                           FontWeight="Bold"
+                                           FontSize="15"/>
+                                <ctc:SettingsCard Header="Quality">
+                                    <ctc:SettingsCard.HeaderIcon>
+                                        <BitmapIcon ShowAsMonochrome="False" 
+                                                    UriSource="{ThemeResource ImageVideoQuality}"/>
+                                    </ctc:SettingsCard.HeaderIcon>
+                                    <ComboBox ItemsSource="{Binding Task.Video.Streams}"
+                                              SelectedItem="{Binding Task.VideoStream, Mode=TwoWay}">
+                                        <ComboBox.ItemTemplate>
+                                            <DataTemplate>
+                                                <TextBlock Text="{Binding StreamIdentifier}"/>
+                                            </DataTemplate>
+                                        </ComboBox.ItemTemplate>
+                                    </ComboBox>
+                                </ctc:SettingsCard>
+                                <ctc:SettingsCard Header="Media type">
+                                    <ctc:SettingsCard.HeaderIcon>
+                                        <BitmapIcon ShowAsMonochrome="False" 
+                                                    UriSource="{ThemeResource ImageVideoMedia}"/>
+                                    </ctc:SettingsCard.HeaderIcon>
+                                    <ComboBox ItemsSource="{ct:EnumValues Type=cmn:MediaType}"
+                                              SelectedItem="{Binding Task.MediaType, Mode=TwoWay}">
+                                        <ComboBox.ItemTemplate>
+                                            <DataTemplate>
+                                                <TextBlock Text="{Binding Converter={StaticResource EnumToDescriptionConverter}}"/>
+                                            </DataTemplate>
+                                        </ComboBox.ItemTemplate>
+                                    </ComboBox>
+                                </ctc:SettingsCard>
+                                <ctc:SettingsExpander Header="Trim">
+                                    <ctc:SettingsExpander.HeaderIcon>
+                                        <BitmapIcon ShowAsMonochrome="False" 
+                                                    UriSource="{ThemeResource ImageVideoTrim}"/>
+                                    </ctc:SettingsExpander.HeaderIcon>
+                                    <ctc:SettingsExpander.Items>
+                                        <ctc:SettingsCard Header="Start at">
+                                            <cc:TimeSpanControl Value="{Binding Task.TrimStart, Mode=TwoWay}" 
+                                                                Maximum="{Binding Task.TrimEnd, Mode=OneWay}"/>
+                                        </ctc:SettingsCard>
+                                        <ctc:SettingsCard Header="End at">
+                                            <cc:TimeSpanControl Minimum="{Binding Task.TrimStart, Mode=OneWay}" 
+                                                                Value="{Binding Task.TrimEnd, Mode=TwoWay}" 
+                                                                Maximum="{Binding Task.Video.Duration, Mode=OneWay}"/>
+                                        </ctc:SettingsCard>
+                                    </ctc:SettingsExpander.Items>
+                                </ctc:SettingsExpander>
+                            </StackPanel>
+                            <StackPanel Spacing="5">
+                                <TextBlock Text="File options"
+                                           FontWeight="Bold"
+                                           FontSize="15"/>
+                                <ctc:SettingsCard Header="Directory"
+                                                  Description="{Binding Task.DirectoryPath}">
+                                    <ctc:SettingsCard.HeaderIcon>
+                                        <BitmapIcon ShowAsMonochrome="False" UriSource="{ThemeResource ImageVideoDirectory}"/>
+                                    </ctc:SettingsCard.HeaderIcon>
+                                    <Button Content="Browse" 
+                                            Command="{Binding BrowseCommand}"/>
+                                </ctc:SettingsCard>
+                                <ctc:SettingsCard Header="Filename">
+                                    <ctc:SettingsCard.HeaderIcon>
+                                        <BitmapIcon ShowAsMonochrome="False" UriSource="{ThemeResource ImageVideoFilename}"/>
+                                    </ctc:SettingsCard.HeaderIcon>
+                                    <TextBox Text="{Binding Task.Filename, Mode=TwoWay}"/>
+                                </ctc:SettingsCard>
+                                <ctc:SettingsCard Header="File type"
+                                                  Description="If original video is not in selected type, it will be converted">
+                                    <ctc:SettingsCard.HeaderIcon>
+                                        <BitmapIcon ShowAsMonochrome="False" UriSource="{ThemeResource ImageVideoExtension}"/>
+                                    </ctc:SettingsCard.HeaderIcon>
+                                    <ComboBox>
+                                        <i:Interaction.Behaviors>
+                                            <ic:DataTriggerBehavior Binding="{Binding Task.MediaType, Converter={StaticResource EnumToStringConverter}}"
+                                                                    ComparisonCondition="Equal"
+                                                                    Value="OnlyAudio">
+                                                <ic:ChangePropertyAction PropertyName="ItemsSource"
+                                                                         Value="{ct:EnumValues Type=cmn:AudioExtension}"/>
+                                                <ic:ChangePropertyAction PropertyName="SelectedItem"
+                                                                         Value="{Binding Task.AudioExtension}"/>
+                                            </ic:DataTriggerBehavior>
+                                            <ic:DataTriggerBehavior Binding="{Binding Task.MediaType, Converter={StaticResource EnumToStringConverter}}"
+                                                                    ComparisonCondition="NotEqual"
+                                                                    Value="OnlyAudio">
+                                                <ic:ChangePropertyAction PropertyName="ItemsSource"
+                                                                         Value="{ct:EnumValues Type=cmn:VideoExtension}"/>
+                                                <ic:ChangePropertyAction PropertyName="SelectedItem"
+                                                                         Value="{Binding Task.VideoExtension}"/>
+                                            </ic:DataTriggerBehavior>
+                                        </i:Interaction.Behaviors>
+                                        <ComboBox.ItemTemplate>
+                                            <DataTemplate>
+                                                <TextBlock Text="{Binding}"/>
+                                            </DataTemplate>
+                                        </ComboBox.ItemTemplate>
+                                    </ComboBox>
+                                </ctc:SettingsCard>
+                            </StackPanel>
+                        </StackPanel>
+                    </ScrollViewer>
+                    <Button Grid.Row="2" 
+                            HorizontalAlignment="Right" 
+                            Style="{StaticResource AccentButtonStyle}"
+                            Content="Create download task"  
+                            Command="{Binding CreateTaskCommand}"/>
+                </Grid>
+            </ctuc:Case>
+        </ctuc:SwitchPresenter>
+        <Grid Grid.Row="1"
+              Background="{ThemeResource OptionBarBackgroundColor}"
+              CornerRadius="10">
+            <Grid.ColumnDefinitions>
+                <ColumnDefinition/>
+                <ColumnDefinition Width="50"/>
+                <ColumnDefinition Width="Auto"/>
+            </Grid.ColumnDefinitions>
+            <ctuc:UniformGrid Grid.Column="0" 
+                              Rows="1" 
+                              Margin="15,0,0,0">
+                <ctuc:UniformGrid.RowDefinitions>
+                    <RowDefinition/>
+                </ctuc:UniformGrid.RowDefinitions>
+                <ctuc:UniformGrid.ColumnDefinitions>
+                    <ColumnDefinition/>
+                    <ColumnDefinition Width="Auto"/>
+                </ctuc:UniformGrid.ColumnDefinitions>
+                <ctuc:SwitchPresenter Grid.Row="0" 
+                                      VerticalAlignment="Stretch" 
+                                      Margin="0,0,15,0" 
+                                      Value="{Binding OptionBarContent, Converter={StaticResource EnumToStringConverter}}">
+                    <i:Interaction.Behaviors>
+                        <ic:DataTriggerBehavior Binding="{Binding OptionBarContent, Converter={StaticResource EnumToStringConverter}}"
+                                                ComparisonCondition="Equal"
+                                                Value="None">
+                            <ic:ChangePropertyAction PropertyName="Visibility"
+                                                     Value="Collapsed"/>
+                        </ic:DataTriggerBehavior>
+                        <ic:DataTriggerBehavior Binding="{Binding OptionBarContent, Converter={StaticResource EnumToStringConverter}}"
+                                                ComparisonCondition="NotEqual"
+                                                Value="None">
+                            <ic:ChangePropertyAction PropertyName="Visibility"
+                                                     Value="Visible"/>
+                        </ic:DataTriggerBehavior>
+                    </i:Interaction.Behaviors>
+                    <ctuc:Case Value="VideoSearch">
+                        <Grid ColumnSpacing="10" 
+                              VerticalAlignment="Stretch">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition/>
+                                <ColumnDefinition Width="Auto"/>
+                            </Grid.ColumnDefinitions>
+                            <TextBox Grid.Column="0" 
+                                     PlaceholderText="Video URL"
+                                     VerticalAlignment="Center"
+                                     Text="{Binding OptionBarVideoSearchTBValue, Mode=TwoWay}"/>
+                            <Button Grid.Column="1" 
+                                    Content="Search"
+                                    IsEnabled="{Binding OptionBarSearchNotPending}"
+                                    Command="{Binding VideoSearchStartCommand}"/>
+                        </Grid>
+                    </ctuc:Case>
+                    <ctuc:Case Value="PlaylistSearch">
+                        <Grid ColumnSpacing="10">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition/>
+                                <ColumnDefinition Width="Auto"/>
+                                <ColumnDefinition Width="Auto"/>
+                            </Grid.ColumnDefinitions>
+                            <TextBox Grid.Column="0" 
+                                     VerticalAlignment="Center"
+                                     PlaceholderText="Playlist URL"
+                                     Text="{Binding OptionBarPlaylistSearchTBValue, Mode=TwoWay}"/>
+                            <NumberBox Grid.Column="1" 
+                                       VerticalAlignment="Center"
+                                       SpinButtonPlacementMode="Compact" 
+                                       SmallChange="1" 
+                                       LargeChange="10" 
+                                       Value="{Binding OptionBarPlaylistSearchNBValue, Mode=TwoWay}"
+                                       Minimum="1"
+                                       ToolTipService.ToolTip="Number of videos to get from playlist"/>
+                            <Button Grid.Column="2" 
+                                    Content="Search"
+                                    IsEnabled="{Binding OptionBarSearchNotPending}"
+                                    Command="{Binding PlaylistSearchStartCommand}"/>
+                        </Grid>
+                    </ctuc:Case>
+                </ctuc:SwitchPresenter>
+                <StackPanel VerticalAlignment="Center" 
+                            Orientation="Horizontal">
+                    <ProgressRing Width="20" 
+                          Height="20" 
+                          Margin="0,0,10,0"
+                          Visibility="{Binding OptionBarLoading, Converter={StaticResource BooleanToVisibilityConverter}}"/>
+                    <TextBlock Text="{Binding OptionBarMessage}"/>
+                </StackPanel>
+            </ctuc:UniformGrid>
+            <StackPanel Grid.Column="2" 
+                        Orientation="Horizontal">
+                <AppBarButton Width="150"
+                              Label="Load from subscriptions"
+                              Icon="Favorite"
+                              IsEnabled="{Binding OptionBarSearchNotPending}"
+                              Command="{Binding LoadFromSubscriptionCommand}"/>
+                <AppBarToggleButton Label="Video search"
+                                    Width="100"
+                                    Icon="Video"
+                                    IsEnabled="{Binding OptionBarSearchNotPending}"
+                                    IsChecked="{Binding OptionBarVideoSearchButtonChecked, Mode=TwoWay}"
+                                    Command="{Binding VideoSearchShowCommand}"/>
+                <AppBarToggleButton Label="Playlist search"
+                                    Width="100"
+                                    Icon="List"
+                                    IsEnabled="{Binding OptionBarSearchNotPending}"
+                                    IsChecked="{Binding OptionBarPlaylistSearchButtonChecked, Mode=TwoWay}"
+                                    Command="{Binding PlaylistSearchShowCommand}"/>
+                <AppBarSeparator/>
+                <AppBarButton Width="100"
+                              Label="Download all"
+                              Icon="Download"
+                              Command="{Binding DownloadCommand}"/>
+            </StackPanel>
+        </Grid>
+    </Grid>
+</Page>

VDownload.GUI/VDownload.GUI.Views/HomeView.xaml.cs

@@ -0,0 +1,31 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using VDownload.GUI.ViewModels;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+namespace VDownload.GUI.Views
+{
+    public sealed partial class HomeView : Page
+    {
+        #region CONSTRUCTORS
+
+        public HomeView(HomeViewModel viewModel)
+        {
+            this.InitializeComponent();
+            this.DataContext = viewModel;
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Views/SettingsView.xaml

@@ -1,13 +1,15 @@
-<UserControl
-    x:Class="VDownload.Controls.PlaceholderableStackPanel"
+<?xml version="1.0" encoding="utf-8"?>
+<Page
+    x:Class="VDownload.GUI.Views.SettingsView"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:local="using:VDownload.Controls"
+    xmlns:local="using:VDownload.GUI.Views"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     mc:Ignorable="d"
-    d:DesignHeight="300"
-    d:DesignWidth="400">
+    Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
 
-    <StackPanel x:Name="StackPanel"/>
-</UserControl>
+    <Grid>
+        <TextBlock Text="Settings"/>
+    </Grid>
+</Page>

VDownload.GUI/VDownload.GUI.Views/SettingsView.xaml.cs

@@ -0,0 +1,31 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
+using Microsoft.UI.Xaml.Data;
+using Microsoft.UI.Xaml.Input;
+using Microsoft.UI.Xaml.Media;
+using Microsoft.UI.Xaml.Navigation;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices.WindowsRuntime;
+using VDownload.GUI.ViewModels;
+using Windows.Foundation;
+using Windows.Foundation.Collections;
+
+namespace VDownload.GUI.Views
+{
+    public sealed partial class SettingsView : Page
+    {
+        #region CONSTRUCTORS
+
+        public SettingsView(SettingsViewModel viewModel)
+        {
+            this.InitializeComponent();
+            this.DataContext = viewModel;
+        }
+
+        #endregion
+    }
+}

VDownload.GUI/VDownload.GUI.Views/VDownload.GUI.Views.csproj

@@ -0,0 +1,50 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>net8.0-windows10.0.19041.0</TargetFramework>
+    <TargetPlatformMinVersion>10.0.17763.0</TargetPlatformMinVersion>
+    <RootNamespace>VDownload.GUI.Views</RootNamespace>
+    <RuntimeIdentifiers>win10-x86;win10-x64;win10-arm64</RuntimeIdentifiers>
+    <UseWinUI>true</UseWinUI>
+    <UseRidGraph>true</UseRidGraph>
+  </PropertyGroup>
+  <ItemGroup>
+    <None Remove="AuthenticationView.xaml" />
+    <None Remove="HomeView.xaml" />
+    <None Remove="SettingsView.xaml" />
+  </ItemGroup>
+
+  <ItemGroup>
+      <PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.2" />
+      <PackageReference Include="CommunityToolkit.WinUI.Behaviors" Version="8.0.240109" />
+      <PackageReference Include="CommunityToolkit.WinUI.Controls.SettingsControls" Version="8.0.240109" />
+      <PackageReference Include="CommunityToolkit.WinUI.Extensions" Version="8.0.240109" />
+      <PackageReference Include="CommunityToolkit.WinUI.UI.Controls" Version="7.1.2" />
+      <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.4.231219000" />
+      <PackageReference Include="Microsoft.Windows.SDK.BuildTools" Version="10.0.22621.2428" />
+      <PackageReference Include="Microsoft.Xaml.Behaviors.WinUI.Managed" Version="2.0.9" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\VDownload.GUI.Controls\VDownload.GUI.Controls.csproj" />
+    <ProjectReference Include="..\VDownload.GUI.Customs\VDownload.GUI.Customs.csproj" />
+    <ProjectReference Include="..\VDownload.GUI.ViewModels\VDownload.GUI.ViewModels.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Page Update="AuthenticationView.xaml">
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Page Update="SettingsView.xaml">
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+  </ItemGroup>
+
+  <ItemGroup>
+    <Page Update="HomeView.xaml">
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+  </ItemGroup>
+</Project>

VDownload.Services/VDownload.Services.Authentication/AuthenticationConfiguration.cs

@@ -0,0 +1,30 @@
+using Microsoft.Extensions.Configuration;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace VDownload.Services.Authentication
+{
+    public class AuthenticationConfiguration
+    {
+        #region PROPERTIES
+
+        public string FilePath { get; private set; }
+
+        #endregion
+
+
+
+        #region CONSTRUCTORS
+
+        public AuthenticationConfiguration(IConfiguration configuration)
+        {
+            IConfigurationSection section = configuration.GetSection("authentication");
+            FilePath = section["file_path"];
+        }
+
+        #endregion
+    }
+}