Добавлен вывод AuthStorage. Спрятаны внутренние api запросы

.gitignore

@@ -361,4 +361,4 @@ MigrationBackup/
 
 # Fody - auto-generated XML schema
 FodyWeavers.xsd
-/YaMusicCli/YaMusicCli.csproj
+YaMusicCli/

YaMusicCli/Program.cs

@@ -1,16 +0,0 @@
-using YandexMusic.API.Extensions.API;
-
-internal class Program
-{
-    private async static Task Main(string[] args)
-    {
-        var client = new YandexMusic.YandexMusicClient();
-        var type = await client.Authorize("y0__xDy2budARje-AYg7rmliBc11LbYoMeUiwiO6f6mSCAMDYVIKg");
-        var playlists = (await client.GetFavoritesAsync()).Where(t => t.Owner.Uid == client.Account.Uid).ToList();
-        var playlist = await client.GetPlaylistAsync("97ae0768-8a40-8485-9fa4-b6c856bc6b21");
-        var tracks = playlist.Tracks.Where(t => t.Id == "21696942").Select(t => t.Track).ToArray();
-        var x = await playlist.RemoveTracksAsync(tracks);
-        Console.WriteLine($"TC: {playlist.TrackCount}; {playlist.Title}");
-        Console.ReadKey();
-    }
-}

YandexMusic.API/API/YAlbumAPI.cs

@@ -1,6 +1,4 @@
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Album;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Requests.Album;
 
 namespace YandexMusic.API;
@@ -8,21 +6,13 @@ namespace YandexMusic.API;
 /// <summary>API для работы с альбомами.</summary>
 public class YAlbumAPI : YCommonAPI
 {
-    /// <summary>Инициализирует новый экземпляр API альбомов.</summary>
-    /// <param name="yandex">Экземпляр основного API.</param>
-    public YAlbumAPI(YandexMusicApi yandex) : base(yandex) { }
+    public YAlbumAPI(YandexMusicApi api) : base(api) { }
 
     /// <summary>Получает альбом по идентификатору.</summary>
-    /// <param name="storage">Хранилище данных авторизации.</param>
-    /// <param name="albumId">Идентификатор альбома.</param>
-    /// <returns>Ответ API с моделью альбома.</returns>
-    public Task<YResponse<YAlbum>> GetAsync(AuthStorage storage, string albumId)
-        => new YGetAlbumBuilder(api, storage).Build(albumId).GetResponseAsync();
+    public Task<YAlbum?> GetAsync(string albumId)
+        => new YGetAlbumBuilder(Api).ExecuteAsync(albumId);
 
     /// <summary>Получает несколько альбомов по списку идентификаторов.</summary>
-    /// <param name="storage">Хранилище данных авторизации.</param>
-    /// <param name="albumIds">Список идентификаторов альбомов.</param>
-    /// <returns>Ответ API со списком альбомов.</returns>
-    public Task<YResponse<List<YAlbum>>> GetAsync(AuthStorage storage, IEnumerable<string> albumIds)
-        => new YGetAlbumsBuilder(api, storage).Build(albumIds).GetResponseAsync();
+    public Task<List<YAlbum>?> GetAsync(IEnumerable<string> albumIds)
+        => new YGetAlbumsBuilder(Api).ExecuteAsync(albumIds);
 }

YandexMusic.API/API/YArtistAPI.cs

@@ -1,71 +1,27 @@
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Artist;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Requests.Artist;
 
 namespace YandexMusic.API;
 
-/// <summary>
-/// API для взаимодействия с исполнителями
-/// </summary>
+/// <summary>API для работы с исполнителями.</summary>
 public class YArtistAPI : YCommonAPI
 {
-    public YArtistAPI(YandexMusicApi yandex) : base(yandex)
+    public YArtistAPI(YandexMusicApi api) : base(api) { }
+
+    public Task<YArtistBriefInfo?> GetAsync(string artistId)
+        => new YGetArtistBuilder(Api).ExecuteAsync(artistId);
+
+    public Task<List<YArtist>?> GetAsync(IEnumerable<string> artistIds)
+        => new YGetArtistsBuilder(Api).ExecuteAsync(artistIds);
+
+    public Task<YTracksPage?> GetTracksAsync(string artistId, int page = 0, int pageSize = 20)
+        => new YGetArtistTrackBuilder(Api).ExecuteAsync((artistId, page, pageSize));
+
+    public async Task<YTracksPage?> GetAllTracksAsync(string artistId)
     {
+        var info = await GetAsync(artistId);
+        if (info?.Artist?.Counts?.Tracks == null)
+            return null;
+        return await GetTracksAsync(artistId, pageSize: info.Artist.Counts.Tracks);
     }
-
-    /// <summary>
-    /// Получение исполнителя
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="artistId">Идентификатор</param> 
-    public Task<YResponse<YArtistBriefInfo>> GetAsync(AuthStorage storage, string artistId)
-    {
-        return new YGetArtistBuilder(api, storage)
-            .Build(artistId)
-            .GetResponseAsync();
-    }
-
-    /// <summary>
-    /// Получение исполнителей
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="artistIds">Идентификаторы</param> 
-    public Task<YResponse<List<YArtist>>> GetAsync(AuthStorage storage, IEnumerable<string> artistIds)
-    {
-        return new YGetArtistsBuilder(api, storage)
-            .Build(artistIds)
-            .GetResponseAsync();
-    }
-
-    /// <summary>
-    /// Получение треков исполнителя с пагинацией
-    /// <remarks>
-    /// Треки поставляются по <paramref name="pageSize"/> штук на страницу,
-    /// для получения всех треков необходимо использовать метод <see cref="GetAllTracksAsync"/> 
-    /// </remarks>
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="artistId">Идентификатор исполнителя</param>
-    /// <param name="page">Страница ответов</param>
-    /// <param name="pageSize">Количество треков на странице ответов</param>
-    public Task<YResponse<YTracksPage>> GetTracksAsync(AuthStorage storage, string artistId, int page = 0, int pageSize = 20)
-    {
-        return new YGetArtistTrackBuilder(api, storage)
-            .Build((artistId, page, pageSize))
-            .GetResponseAsync();
-    }
-
-    /// <summary>
-    /// Получение всех треков исполнителя
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="artistId">Идентификатор исполнителя</param>
-    public async Task<YResponse<YTracksPage>> GetAllTracksAsync(AuthStorage storage, string artistId)
-    {
-        YResponse<YArtistBriefInfo> response = await GetAsync(storage, artistId);
-        return await GetTracksAsync(storage, artistId, pageSize: response.Result.Artist.Counts.Tracks);
-    }
-
-
 }

YandexMusic.API/API/YCommonAPI.cs

@@ -1,12 +1,10 @@
 namespace YandexMusic.API;
 
-/// <summary>Родительский класс для всех веток API.</summary>
+/// <summary>Базовый класс для всех веток API.</summary>
 public abstract class YCommonAPI
 {
     /// <summary>Основной экземпляр API.</summary>
-    protected readonly YandexMusicApi api;
+    protected YandexMusicApi Api { get; }
 
-    /// <summary>Инициализирует новый экземпляр.</summary>
-    /// <param name="yandex">Экземпляр основного API.</param>
-    protected YCommonAPI(YandexMusicApi yandex) => api = yandex;
+    protected YCommonAPI(YandexMusicApi api) => Api = api;
 }

YandexMusic.API/API/YLabelAPI.cs

@@ -1,39 +1,19 @@
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Label;
 using YandexMusic.API.Requests.Label;
 
 namespace YandexMusic.API;
 
-public partial class YLabelAPI : YCommonAPI
+/// <summary>API для работы с лейблами.</summary>
+public class YLabelAPI : YCommonAPI
 {
-    public YLabelAPI(YandexMusicApi yandex) : base(yandex)
-    {
-    }
+    public YLabelAPI(YandexMusicApi api) : base(api) { }
 
-    /// <summary>
-    /// Постраничное получение альбомов лейбла
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="label">Лейбл</param>
-    /// <param name="page">Страница</param>
-    public Task<YResponse<YLabelAlbums>> GetAlbumsByLabelAsync(AuthStorage storage, YLabel label, int page)
-    {
-        return new YGetLabelAlbumsBuilder(api, storage)
-            .Build((label, page))
-            .GetResponseAsync();
-    }
+    /// <summary>Получает альбомы лейбла с пагинацией.</summary>
+    public Task<YLabelAlbums?> GetAlbumsByLabelAsync(YLabel label, int page = 0)
+        => new YGetLabelAlbumsBuilder(Api).ExecuteAsync((label, page));
 
-    /// <summary>
-    /// Постраничное получение артистов лейбла
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="label">Лейбл</param>
-    /// <param name="page">Страница</param>
-    public Task<YResponse<YLabelArtists>> GetArtistsByLabelAsync(AuthStorage storage, YLabel label, int page)
-    {
-        return new YGetLabelArtistsBuilder(api, storage)
-            .Build((label, page))
-            .GetResponseAsync();
-    }
+    /// <summary>Получает артистов лейбла с пагинацией.</summary>
+    public Task<YLabelArtists?> GetArtistsByLabelAsync(YLabel label, int page = 0)
+        => new YGetLabelArtistsBuilder(Api).ExecuteAsync((label, page));
 }

YandexMusic.API/API/YLandingAPI.cs

@@ -1,43 +1,21 @@
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Models.Feed;
+using YandexMusic.API.Models.Feed;
 using YandexMusic.API.Models.Landing;
 using YandexMusic.API.Requests.Feed;
 using YandexMusic.API.Requests.Landing;
 
 namespace YandexMusic.API;
 
-/// <summary>API для взаимодействия с главной страницей (лендингом).</summary>
+/// <summary>API для работы с главной страницей (лендингом).</summary>
 public class YLandingAPI : YCommonAPI
 {
-    /// <summary>Инициализирует новый экземпляр API лендинга.</summary>
-    /// <param name="yandex">Экземпляр основного API.</param>
-    public YLandingAPI(YandexMusicApi yandex) : base(yandex) { }
+    public YLandingAPI(YandexMusicApi api) : base(api) { }
 
-    /// <summary>Получает персональные блоки лендинга.</summary>
-    /// <param name="storage">Хранилище авторизации.</param>
-    /// <param name="blocks">Типы запрашиваемых блоков.</param>
-    /// <returns>Ответ API с лендингом.</returns>
-    /// <exception cref="ArgumentNullException">Если массив blocks равен null.</exception>
-    public Task<YResponse<YLanding>> GetAsync(AuthStorage storage, params YLandingBlockType[] blocks)
-    {
-        if (blocks == null)
-            throw new ArgumentNullException(nameof(blocks), "Массив блоков не может быть null");
+    public Task<YLanding?> GetAsync(params YLandingBlockType[] blocks)
+        => new YGetLandingBuilder(Api).ExecuteAsync(blocks);
 
-        return new YGetLandingBuilder(api, storage)
-            .Build(blocks)
-            .GetResponseAsync();
-    }
+    public Task<YFeed?> GetFeedAsync()
+        => new YGetFeedBuilder(Api).ExecuteAsync(null!);
 
-    /// <summary>Получает ленту событий (фид).</summary>
-    /// <param name="storage">Хранилище авторизации.</param>
-    /// <returns>Ответ API с лентой.</returns>
-    public Task<YResponse<YFeed>> GetFeedAsync(AuthStorage storage)
-        => new YGetFeedBuilder(api, storage).Build(null!).GetResponseAsync();
-
-    /// <summary>Получает лендинг детского раздела.</summary>
-    /// <param name="storage">Хранилище авторизации.</param>
-    /// <returns>Ответ API с детским лендингом.</returns>
-    public Task<YResponse<YChildrenLanding>> GetChildrenLandingAsync(AuthStorage storage)
-        => new YGetChildrenLandingBuilder(api, storage).Build(null!).GetResponseAsync();
+    public Task<YChildrenLanding?> GetChildrenLandingAsync()
+        => new YGetChildrenLandingBuilder(Api).ExecuteAsync(null!);
 }

YandexMusic.API/API/YLibraryAPI.cs

@@ -1,4 +1,3 @@
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Album;
 using YandexMusic.API.Models.Artist;
 using YandexMusic.API.Models.Common;
@@ -10,244 +9,82 @@ using YandexMusic.API.Requests.Library;
 
 namespace YandexMusic.API;
 
-/// <summary>
-/// API для взаимодействия с библиотекой
-/// </summary>
-public partial class YLibraryAPI : YCommonAPI
+/// <summary>API для работы с библиотекой (лайки, дизлайки, недавно прослушанное).</summary>
+public class YLibraryAPI : YCommonAPI
 {
-    /// <summary>
-    /// Получение секции библиотеки
-    /// </summary>
-    /// <typeparam name="T">Тип объекта библиотеки</typeparam>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="section">Секция</param>
-    /// <param name="type">Тип</param>
-    /// <returns>Список объектов из секции</returns>
-    private Task<YResponse<T>> GetLibrarySection<T>(AuthStorage storage, YLibrarySection section, YLibrarySectionType type = YLibrarySectionType.Likes)
-    {
-        return new YGetLibrarySectionBuilder<T>(api, storage)
-            .Build((section, type))
-            .GetResponseAsync();
-    }
-
-
-
-    public YLibraryAPI(YandexMusicApi yandex) : base(yandex)
-    {
-    }
+    public YLibraryAPI(YandexMusicApi api) : base(api) { }
 
     #region Лайки
 
-    /// <summary>
-    /// Получение лайкнутых треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<YLibraryTracks>> GetLikedTracksAsync(AuthStorage storage)
-    {
-        return GetLibrarySection<YLibraryTracks>(storage, YLibrarySection.Tracks);
-    }
+    public Task<YLibraryTracks?> GetLikedTracksAsync()
+        => new YGetLibrarySectionBuilder<YLibraryTracks>(Api).ExecuteAsync((YLibrarySection.Tracks, YLibrarySectionType.Likes));
 
-    /// <summary>
-    /// Получение лайкнутых альбомов
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YLibraryAlbum>>> GetLikedAlbumsAsync(AuthStorage storage)
-    {
-        return GetLibrarySection<List<YLibraryAlbum>>(storage, YLibrarySection.Albums);
-    }
+    public Task<List<YLibraryAlbum>?> GetLikedAlbumsAsync()
+        => new YGetLibrarySectionBuilder<List<YLibraryAlbum>>(Api).ExecuteAsync((YLibrarySection.Albums, YLibrarySectionType.Likes));
 
-    /// <summary>
-    /// Получение лайкнутых исполнителей
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YArtist>>> GetLikedArtistsAsync(AuthStorage storage)
-    {
-        return GetLibrarySection<List<YArtist>>(storage, YLibrarySection.Artists);
-    }
+    public Task<List<YArtist>?> GetLikedArtistsAsync()
+        => new YGetLibrarySectionBuilder<List<YArtist>>(Api).ExecuteAsync((YLibrarySection.Artists, YLibrarySectionType.Likes));
 
-    /// <summary>
-    /// Получение лайкнутых плейлистов
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YLibraryPlaylists>>> GetLikedPlaylistsAsync(AuthStorage storage)
-    {
-        return GetLibrarySection<List<YLibraryPlaylists>>(storage, YLibrarySection.Playlists);
-    }
+    public Task<List<YLibraryPlaylists>?> GetLikedPlaylistsAsync()
+        => new YGetLibrarySectionBuilder<List<YLibraryPlaylists>>(Api).ExecuteAsync((YLibrarySection.Playlists, YLibrarySectionType.Likes));
 
-    #endregion Лайки
+    #endregion
 
     #region Дизлайки
 
-    /// <summary>
-    /// Получение дизлайкнутых треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<YLibraryTracks>> GetDislikedTracksAsync(AuthStorage storage)
-    {
-        return GetLibrarySection<YLibraryTracks>(storage, YLibrarySection.Tracks, YLibrarySectionType.Dislikes);
-    }
+    public Task<YLibraryTracks?> GetDislikedTracksAsync()
+        => new YGetLibrarySectionBuilder<YLibraryTracks>(Api).ExecuteAsync((YLibrarySection.Tracks, YLibrarySectionType.Dislikes));
 
-    /// <summary>
-    /// Получение дизлайкнутых исполнителей
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YArtist>>> GetDislikedArtistsAsync(AuthStorage storage)
-    {
-        return GetLibrarySection<List<YArtist>>(storage, YLibrarySection.Artists, YLibrarySectionType.Dislikes);
-    }
+    public Task<List<YArtist>?> GetDislikedArtistsAsync()
+        => new YGetLibrarySectionBuilder<List<YArtist>>(Api).ExecuteAsync((YLibrarySection.Artists, YLibrarySectionType.Dislikes));
 
-    #endregion Дизлайки
+    #endregion
 
-    #region Добавление в списки лайков/дизлайков
+    #region Добавление/удаление
 
-    /// <summary>
-    /// Добавить трек в список лайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <returns></returns>
-    public Task<YResponse<YPlaylist>> AddTrackLikeAsync(AuthStorage storage, YTrack track)
-    {
-        return new YLibraryAddBuilder<YPlaylist>(api, storage)
-            .Build((track.GetKey().ToString(), YLibrarySection.Tracks, YLibrarySectionType.Likes))
-            .GetResponseAsync();
-    }
+    public Task<int?> AddTrackLikeAsync(YTrack track)
+        => new YLibraryAddBuilder<YRevision>(Api).ExecuteAsync((track.Id, YLibrarySection.Tracks, YLibrarySectionType.Likes))
+            .ContinueWith(t => t.Result?.Revision);
 
-    /// <summary>
-    /// Удалить трек из списка лайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <returns></returns>
-    public Task<YResponse<YRevision>> RemoveTrackLikeAsync(AuthStorage storage, YTrack track)
-    {
-        return new YLibraryRemoveBuilder<YRevision>(api, storage)
-            .Build((track.GetKey().ToString(), YLibrarySection.Tracks, YLibrarySectionType.Likes))
-            .GetResponseAsync();
-    }
+    public Task<int?> RemoveTrackLikeAsync(YTrack track)
+        => new YLibraryRemoveBuilder<YRevision>(Api).ExecuteAsync((track.Id, YLibrarySection.Tracks, YLibrarySectionType.Likes))
+            .ContinueWith(t => t.Result?.Revision);
 
-    /// <summary>
-    /// Добавить трек в список дизлайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <returns></returns>
-    public Task<YResponse<YRevision>> AddTrackDislikeAsync(AuthStorage storage, YTrack track)
-    {
-        return new YLibraryAddBuilder<YRevision>(api, storage)
-            .Build((track.GetKey().ToString(), YLibrarySection.Tracks, YLibrarySectionType.Dislikes))
-            .GetResponseAsync();
-    }
+    public Task<int?> AddTrackDislikeAsync(YTrack track)
+        => new YLibraryAddBuilder<YRevision>(Api).ExecuteAsync((track.Id, YLibrarySection.Tracks, YLibrarySectionType.Dislikes))
+            .ContinueWith(t => t.Result?.Revision);
 
-    /// <summary>
-    /// Удалить трек из списка дизлайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <returns></returns>
-    public Task<YResponse<YRevision>> RemoveTrackDislikeAsync(AuthStorage storage, YTrack track)
-    {
-        return new YLibraryRemoveBuilder<YRevision>(api, storage)
-            .Build((track.GetKey().ToString(), YLibrarySection.Tracks, YLibrarySectionType.Dislikes))
-            .GetResponseAsync();
-    }
+    public Task<int?> RemoveTrackDislikeAsync(YTrack track)
+        => new YLibraryRemoveBuilder<YRevision>(Api).ExecuteAsync((track.Id, YLibrarySection.Tracks, YLibrarySectionType.Dislikes))
+            .ContinueWith(t => t.Result?.Revision);
 
-    /// <summary>
-    /// Добавить альбом в список лайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="album">Альбом</param>
-    /// <returns></returns>
-    public Task<YResponse<string>> AddAlbumLikeAsync(AuthStorage storage, YAlbum album)
-    {
-        return new YLibraryAddBuilder<string>(api, storage)
-            .Build((album.Id, YLibrarySection.Albums, YLibrarySectionType.Likes))
-            .GetResponseAsync();
-    }
+    public Task<string?> AddAlbumLikeAsync(YAlbum album)
+        => new YLibraryAddBuilder<string>(Api).ExecuteAsync((album.Id, YLibrarySection.Albums, YLibrarySectionType.Likes));
 
-    /// <summary>
-    /// Удалить альбом из списка лайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="album">Альбом</param>
-    /// <returns></returns>
-    public Task<YResponse<string>> RemoveAlbumLikeAsync(AuthStorage storage, YAlbum album)
-    {
-        return new YLibraryRemoveBuilder<string>(api, storage)
-            .Build((album.Id, YLibrarySection.Albums, YLibrarySectionType.Likes))
-            .GetResponseAsync();
-    }
+    public Task<string?> RemoveAlbumLikeAsync(YAlbum album)
+        => new YLibraryRemoveBuilder<string>(Api).ExecuteAsync((album.Id, YLibrarySection.Albums, YLibrarySectionType.Likes));
 
-    /// <summary>
-    /// Добавить исполнителя в список лайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="artist">Исполнитель</param>
-    /// <returns></returns>
-    public Task<YResponse<string>> AddArtistLikeAsync(AuthStorage storage, YArtist artist)
-    {
-        return new YLibraryAddBuilder<string>(api, storage)
-            .Build((artist.Id, YLibrarySection.Artists, YLibrarySectionType.Likes))
-            .GetResponseAsync();
-    }
+    public Task<string?> AddArtistLikeAsync(YArtist artist)
+        => new YLibraryAddBuilder<string>(Api).ExecuteAsync((artist.Id, YLibrarySection.Artists, YLibrarySectionType.Likes));
 
-    /// <summary>
-    /// Удалить исполнителя из списка лайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="artist">Исполнитель</param>
-    /// <returns></returns>
-    public Task<YResponse<string>> RemoveArtistLikeAsync(AuthStorage storage, YArtist artist)
-    {
-        return new YLibraryRemoveBuilder<string>(api, storage)
-            .Build((artist.Id, YLibrarySection.Artists, YLibrarySectionType.Likes))
-            .GetResponseAsync();
-    }
+    public Task<string?> RemoveArtistLikeAsync(YArtist artist)
+        => new YLibraryRemoveBuilder<string>(Api).ExecuteAsync((artist.Id, YLibrarySection.Artists, YLibrarySectionType.Likes));
 
-    /// <summary>
-    /// Добавить плейлист в список лайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="playlist">Плейлист</param>
-    /// <returns></returns>
-    public Task<YResponse<string>> AddPlaylistLikeAsync(AuthStorage storage, YPlaylist playlist)
-    {
-        return new YLibraryAddBuilder<string>(api, storage)
-            .Build((playlist.GetKey().ToString(), YLibrarySection.Playlists, YLibrarySectionType.Likes))
-            .GetResponseAsync();
-    }
+    public Task<string?> AddPlaylistLikeAsync(YPlaylist playlist)
+        => new YLibraryAddBuilder<string>(Api).ExecuteAsync((playlist.GetKey().ToString(), YLibrarySection.Playlists, YLibrarySectionType.Likes));
 
-    /// <summary>
-    /// Удалить плейлист из списка лайкнутых
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="playlist">Плейлист</param>
-    /// <returns></returns>
-    public Task<YResponse<string>> RemovePlaylistLikeAsync(AuthStorage storage, YPlaylist playlist)
-    {
-        return new YLibraryRemoveBuilder<string>(api, storage)
-            .Build((playlist.GetKey().ToString(), YLibrarySection.Playlists, YLibrarySectionType.Likes))
-            .GetResponseAsync();
-    }
+    public Task<string?> RemovePlaylistLikeAsync(YPlaylist playlist)
+        => new YLibraryRemoveBuilder<string>(Api).ExecuteAsync((playlist.GetKey().ToString(), YLibrarySection.Playlists, YLibrarySectionType.Likes));
 
-    #endregion Добавление/удаление в списки лайков/дизлайков
+    #endregion
 
-    #region Получение списка "Вы недавно слушали"
-
-    public Task<YResponse<YRecentlyListenedContext>> GetRecentlyListenedAsync(AuthStorage storage, IEnumerable<YPlayContextType> contextTypes, int trackCount, int contextCount)
-    {
-        return new YGetLibraryRecentlyListenedBuilder(api, storage)
-            .Build((contextTypes, trackCount, contextCount))
-            .GetResponseAsync();
-    }
-
-    #endregion Получение списка "Вы недавно слушали"
+    #region Недавно прослушанное
 
+    public Task<YRecentlyListenedContext?> GetRecentlyListenedAsync(
+        IEnumerable<YPlayContextType> contextTypes,
+        int trackCount = 50,
+        int contextCount = 10)
+        => new YGetLibraryRecentlyListenedBuilder(Api).ExecuteAsync((contextTypes, trackCount, contextCount));
 
+    #endregion
 }

YandexMusic.API/API/YPinsAPI.cs

@@ -1,20 +1,13 @@
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Pins;
 using YandexMusic.API.Requests.Pins;
 
 namespace YandexMusic.API;
 
-/// <summary>API для взаимодействия с закреплёнными объектами (пинами).</summary>
+/// <summary>API для работы с закреплёнными объектами (пинами).</summary>
 public class YPinsAPI : YCommonAPI
 {
-    /// <summary>Инициализирует новый экземпляр API пинов.</summary>
-    /// <param name="yandex">Экземпляр основного API.</param>
-    public YPinsAPI(YandexMusicApi yandex) : base(yandex) { }
+    public YPinsAPI(YandexMusicApi api) : base(api) { }
 
-    /// <summary>Получает список закреплённых объектов.</summary>
-    /// <param name="storage">Хранилище авторизации.</param>
-    /// <returns>Ответ API со списком пинов.</returns>
-    public Task<YResponse<YPins>> GetAsync(AuthStorage storage)
-        => new YGetPinsBuilder(api, storage).Build(null!).GetResponseAsync();
+    public Task<YPins?> GetAsync()
+        => new YGetPinsBuilder(Api).ExecuteAsync(null!);
 }

YandexMusic.API/API/YPlaylistAPI.cs

@@ -1,5 +1,3 @@
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Landing;
 using YandexMusic.API.Models.Landing.Entity.Entities;
 using YandexMusic.API.Models.Playlist;
@@ -8,143 +6,114 @@ using YandexMusic.API.Requests.Playlist;
 
 namespace YandexMusic.API;
 
-/// <summary>API для взаимодействия с плейлистами.</summary>
+/// <summary>API для работы с плейлистами.</summary>
 public class YPlaylistAPI : YCommonAPI
 {
-    /// <summary>Инициализирует новый экземпляр API плейлистов.</summary>
-    /// <param name="yandex">Экземпляр основного API.</param>
-    public YPlaylistAPI(YandexMusicApi yandex) : base(yandex) { }
+    public YPlaylistAPI(YandexMusicApi api) : base(api) { }
 
-    /// <summary>Получает список персональных плейлистов с главной страницы.</summary>
-    /// <param name="storage">Хранилище авторизации.</param>
-    /// <returns>Список ответов с плейлистами.</returns>
-    public async Task<List<YResponse<YPlaylist>>> GetPersonalPlaylistsAsync(AuthStorage storage)
+    public async Task<List<YPlaylist>> GetPersonalPlaylistsAsync()
     {
-        var landing = await api.Landing.GetAsync(storage, YLandingBlockType.PersonalPlaylists);
-        var block = landing.Result?.Blocks?.FirstOrDefault(b => b.Type == YLandingBlockType.PersonalPlaylists);
+        var landing = await Api.Landing.GetAsync(YLandingBlockType.PersonalPlaylists);
+        var block = landing?.Blocks?.FirstOrDefault(b => b.Type == YLandingBlockType.PersonalPlaylists);
         if (block?.Entities == null)
-            return new List<YResponse<YPlaylist>>();
+            return new List<YPlaylist>();
 
         var tasks = block.Entities
             .OfType<YLandingEntityPersonalPlaylist>()
-            .Select(e => api.Playlist.GetAsync(storage, e.Data?.Data));
+            .Select(e => GetAsync(e.Data?.Data?.Owner?.Uid ?? Api.Storage.User.Uid, e.Data?.Data?.Kind ?? ""))
+            .Where(t => t != null)
+            .ToList();
 
-        return new List<YResponse<YPlaylist>>(await Task.WhenAll(tasks));
+        var results = await Task.WhenAll(tasks);
+        return results.Where(p => p != null).ToList()!;
     }
 
-    /// <summary>Получает избранные плейлисты.</summary>
-    public Task<YResponse<List<YPlaylist>>> FavoritesAsync(AuthStorage storage)
-        => new YGetPlaylistFavoritesBuilder(api, storage).Build(null!).GetResponseAsync();
+    public Task<YPlaylist?> GetAsync(string user, string kind)
+        => new YGetPlaylistBuilder(Api).ExecuteAsync((user, kind));
 
-    /// <summary>Получает плейлист дня.</summary>
-    public Task<YResponse<YPlaylist>> OfTheDayAsync(AuthStorage storage)
-        => GetPersonalPlaylistAsync(storage, YGeneratedPlaylistType.PlaylistOfTheDay);
+    public Task<YPlaylist?> GetAsync(string uuid)
+        => new YGetPlaylistByUuidBuilder(Api).ExecuteAsync(uuid);
 
-    /// <summary>Получает плейлист «Дежавю».</summary>
-    public Task<YResponse<YPlaylist>> DejaVuAsync(AuthStorage storage)
-        => GetPersonalPlaylistAsync(storage, YGeneratedPlaylistType.NeverHeard);
+    public Task<YPlaylist?> GetAsync(YPlaylist playlist)
+        => GetAsync(playlist.Owner.Uid, playlist.Kind);
 
-    /// <summary>Получает плейлист «Премьера».</summary>
-    public Task<YResponse<YPlaylist>> PremiereAsync(AuthStorage storage)
-        => GetPersonalPlaylistAsync(storage, YGeneratedPlaylistType.RecentTracks);
+    public Task<List<YPlaylist>?> GetAsync(IEnumerable<(string user, string kind)> ids)
+        => new YGetPlaylistsBuilder(Api).ExecuteAsync(ids);
 
-    /// <summary>Получает плейлист «Тайник».</summary>
-    public Task<YResponse<YPlaylist>> MissedAsync(AuthStorage storage)
-        => GetPersonalPlaylistAsync(storage, YGeneratedPlaylistType.MissedLikes);
+    public Task<List<YPlaylist>?> FavoritesAsync()
+        => new YGetPlaylistFavoritesBuilder(Api).ExecuteAsync(null!);
 
-    /// <summary>Получает плейлист «Кинопоиск».</summary>
-    public Task<YResponse<YPlaylist>> KinopoiskAsync(AuthStorage storage)
-        => GetPersonalPlaylistAsync(storage, YGeneratedPlaylistType.Kinopoisk);
+    public async Task<YPlaylist?> OfTheDayAsync()
+        => (await GetPersonalPlaylistsAsync()).FirstOrDefault(p => p?.GeneratedPlaylistType == YGeneratedPlaylistType.PlaylistOfTheDay.ToString());
 
-    private async Task<YResponse<YPlaylist>> GetPersonalPlaylistAsync(AuthStorage storage, YGeneratedPlaylistType type)
-    {
-        var list = await GetPersonalPlaylistsAsync(storage);
-        return list.FirstOrDefault(e => string.Equals(e.Result?.GeneratedPlaylistType, type.ToString(), StringComparison.CurrentCultureIgnoreCase))
-            ?? throw new Exception($"Плейлист типа {type} не найден.");
-    }
+    public async Task<YPlaylist?> DejaVuAsync()
+        => (await GetPersonalPlaylistsAsync()).FirstOrDefault(p => p?.GeneratedPlaylistType == YGeneratedPlaylistType.NeverHeard.ToString());
 
-    /// <summary>Получает плейлист по идентификатору пользователя и типа.</summary>
-    public Task<YResponse<YPlaylist>> GetAsync(AuthStorage storage, string user, string kind)
-        => new YGetPlaylistBuilder(api, storage).Build((user, kind)).GetResponseAsync();
+    public async Task<YPlaylist?> PremiereAsync()
+        => (await GetPersonalPlaylistsAsync()).FirstOrDefault(p => p?.GeneratedPlaylistType == YGeneratedPlaylistType.RecentTracks.ToString());
 
-    /// <summary>Получает плейлист по UUID.</summary>
-    public Task<YResponse<YPlaylist>> GetAsync(AuthStorage storage, string uuid)
-        => new YGetPlaylistByUuidBuilder(api, storage).Build(uuid).GetResponseAsync();
+    public async Task<YPlaylist?> MissedAsync()
+        => (await GetPersonalPlaylistsAsync()).FirstOrDefault(p => p?.GeneratedPlaylistType == YGeneratedPlaylistType.MissedLikes.ToString());
 
-    /// <summary>Получает несколько плейлистов по списку пар (пользователь, тип).</summary>
-    public Task<YResponse<List<YPlaylist>>> GetAsync(AuthStorage storage, IEnumerable<(string user, string kind)> ids)
-        => new YGetPlaylistsBuilder(api, storage).Build(ids).GetResponseAsync();
+    public async Task<YPlaylist?> KinopoiskAsync()
+        => (await GetPersonalPlaylistsAsync()).FirstOrDefault(p => p?.GeneratedPlaylistType == YGeneratedPlaylistType.Kinopoisk.ToString());
 
-    /// <summary>Получает плейлист по объекту плейлиста (обновляет его треки).</summary>
-    public Task<YResponse<YPlaylist>> GetAsync(AuthStorage storage, YPlaylist playlist)
-        => new YGetPlaylistBuilder(api, storage).Build((playlist.Owner.Uid, playlist.Kind)).GetResponseAsync();
+    public Task<YPlaylist?> CreateAsync(string name)
+        => new YPlaylistCreateBuilder(Api).ExecuteAsync(name);
 
-    /// <summary>Создаёт новый плейлист с заданным именем.</summary>
-    public Task<YResponse<YPlaylist>> CreateAsync(AuthStorage storage, string name)
-        => new YPlaylistCreateBuilder(api, storage).Build(name).GetResponseAsync();
+    public Task<YPlaylist?> RenameAsync(string kind, string name)
+        => new YPlaylistRenameBuilder(Api).ExecuteAsync((kind, name));
 
-    /// <summary>Переименовывает плейлист.</summary>
-    public Task<YResponse<YPlaylist>> RenameAsync(AuthStorage storage, string kind, string name)
-        => new YPlaylistRenameBuilder(api, storage).Build((kind, name)).GetResponseAsync();
+    public Task<YPlaylist?> RenameAsync(YPlaylist playlist, string name)
+        => RenameAsync(playlist.Kind, name);
 
-    /// <summary>Переименовывает плейлист.</summary>
-    public Task<YResponse<YPlaylist>> RenameAsync(AuthStorage storage, YPlaylist playlist, string name)
-        => RenameAsync(storage, playlist.Kind, name);
-
-    /// <summary>Удаляет плейлист.</summary>
-    public async Task<bool> DeleteAsync(AuthStorage storage, string kind)
+    public async Task<bool> DeleteAsync(string kind)
     {
         try
         {
-            await new YPlaylistRemoveBuilder(api, storage).Build(kind).GetResponseAsync();
+            await new YPlaylistRemoveBuilder(Api).ExecuteAsync(kind);
             return true;
         }
-        catch (Exception ex)
+        catch
         {
-            // Логирование ошибки можно добавить через ILogger
             return false;
         }
     }
 
-    /// <summary>Удаляет плейлист.</summary>
-    public Task<bool> DeleteAsync(AuthStorage storage, YPlaylist playlist)
-        => DeleteAsync(storage, playlist.Kind);
+    public Task<bool> DeleteAsync(YPlaylist playlist)
+        => DeleteAsync(playlist.Kind);
 
-    /// <summary>Добавляет треки в начало плейлиста.</summary>
-    public async Task<YResponse<YPlaylist>> InsertTracksAsync(AuthStorage storage, YPlaylist playlist, IEnumerable<YTrack> tracks)
+    public async Task<YPlaylist?> InsertTracksAsync(YPlaylist playlist, IEnumerable<YTrack> tracks)
     {
-        var change = await ChangePlaylistAsync(storage, playlist, new List<YPlaylistChange>
+        var change = await new YPlaylistChangeBuilder(Api).ExecuteAsync((playlist, new[]
         {
-            new()
+            new YPlaylistChange
             {
                 Operation = YPlaylistChangeType.Insert,
                 At = 0,
                 Tracks = tracks.Select(t => t.GetKey())
             }
-        });
-        return await GetAsync(storage, change.Result);
+        }));
+        return change != null ? await GetAsync(change) : null;
     }
 
-    /// <summary>Удаляет треки из плейлиста.</summary>
-    public Task<YResponse<YPlaylist>> DeleteTracksAsync(AuthStorage storage, YPlaylist playlist, IEnumerable<YTrack> tracks)
+    public async Task<YPlaylist?> DeleteTracksAsync(YPlaylist playlist, IEnumerable<YTrack> tracks)
     {
         var distinctTracks = tracks.Distinct().ToList();
-
-        var changes = distinctTracks
+        var indices = distinctTracks
             .Select(t => playlist.Tracks?.FindIndex(ct => ct.Track?.GetKey() == t.GetKey()) ?? -1)
             .Where(i => i != -1)
-            .Select(i => new YPlaylistChange
-            {
-                Operation = YPlaylistChangeType.Delete,
-                From = i,
-                To = i + 1,
-                Tracks = new List<YTrackAlbumPair> { playlist.Tracks![i].Track!.GetKey() }
-            })
             .ToList();
 
-        return ChangePlaylistAsync(storage, playlist, changes);
-    }
+        var changes = indices.Select(i => new YPlaylistChange
+        {
+            Operation = YPlaylistChangeType.Delete,
+            From = i,
+            To = i + 1,
+            Tracks = new[] { playlist.Tracks![i].Track!.GetKey() }
+        });
 
-    private Task<YResponse<YPlaylist>> ChangePlaylistAsync(AuthStorage storage, YPlaylist playlist, IEnumerable<YPlaylistChange> changes)
-        => new YPlaylistChangeBuilder(api, storage).Build((playlist, changes)).GetResponseAsync();
+        var change = await new YPlaylistChangeBuilder(Api).ExecuteAsync((playlist, changes));
+        return change != null ? await GetAsync(change) : null;
+    }
 }

YandexMusic.API/API/YQueueAPI.cs

@@ -1,72 +1,22 @@
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Queue;
 using YandexMusic.API.Requests.Queue;
 
 namespace YandexMusic.API;
 
-/// <summary>
-/// API для взаимодействия с очередями
-/// </summary>
-public partial class YQueueAPI : YCommonAPI
+/// <summary>API для работы с очередями воспроизведения.</summary>
+public class YQueueAPI : YCommonAPI
 {
-    public YQueueAPI(YandexMusicApi yandex) : base(yandex)
-    {
-    }
+    public YQueueAPI(YandexMusicApi api) : base(api) { }
 
-    /// <summary>
-    /// Получение всех очередей треков с разных устройств для синхронизации между ними
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="device">Устройство</param>
-    /// <returns></returns>
-    public Task<YResponse<YQueueItemsContainer>> ListAsync(AuthStorage storage, string? device = null)
-    {
-        return new YQueuesListBuilder(api, storage)
-            .Build(device)
-            .GetResponseAsync();
-    }
+    public Task<YQueueItemsContainer?> ListAsync(string? device = null)
+        => new YQueuesListBuilder(Api, device).ExecuteAsync(null!);
 
-    /// <summary>
-    /// Получение очереди
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="queueId">Идентификатор очереди</param>
-    /// <returns></returns>
-    public Task<YResponse<YQueue>> GetAsync(AuthStorage storage, string queueId)
-    {
-        return new YGetQueueBuilder(api, storage)
-            .Build(queueId)
-            .GetResponseAsync();
-    }
+    public Task<YQueue?> GetAsync(string queueId)
+        => new YGetQueueBuilder(Api).ExecuteAsync(queueId);
 
-    /// <summary>
-    /// Создание новой очереди треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="queue">Очередь треков</param>
-    /// <param name="device">Устройство</param>
-    /// <returns></returns>
-    public Task<YResponse<YNewQueue>> CreateAsync(AuthStorage storage, YQueue queue, string? device = null)
-    {
-        return new YQueueCreateBuilder(api, storage, device)
-            .Build(queue)
-            .GetResponseAsync();
-    }
+    public Task<YNewQueue?> CreateAsync(YQueue queue, string? device = null)
+        => new YQueueCreateBuilder(Api, device).ExecuteAsync(queue);
 
-    /// <summary>
-    /// Установка текущего индекса проигрываемого трека в очереди треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="queueId">Идентификатор очереди</param>
-    /// <param name="currentIndex">Текущий индекс</param>
-    /// <param name="isInteractive">Флаг интерактивности</param>
-    /// <param name="device">Устройство</param>
-    /// <returns></returns>
-    public Task<YResponse<YUpdatedQueue>> UpdatePositionAsync(AuthStorage storage, string queueId, int currentIndex, bool isInteractive, string device = null)
-    {
-        return new YQueueUpdatePositionBuilder(api, storage, device)
-            .Build((queueId, currentIndex, isInteractive))
-            .GetResponseAsync();
-    }
-}
+    public Task<YUpdatedQueue?> UpdatePositionAsync(string queueId, int currentIndex, bool isInteractive, string? device = null)
+        => new YQueueUpdatePositionBuilder(Api, device).ExecuteAsync((queueId, currentIndex, isInteractive));
+}

YandexMusic.API/API/YRadioAPI.cs

@@ -1,113 +1,37 @@
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Radio;
 using YandexMusic.API.Models.Track;
 using YandexMusic.API.Requests.Radio;
 
 namespace YandexMusic.API;
 
-/// <summary>
-/// API для взаимодействия с радио
-/// </summary>
-public partial class YRadioAPI : YCommonAPI
+/// <summary>API для работы с радио.</summary>
+public class YRadioAPI : YCommonAPI
 {
-    public YRadioAPI(YandexMusicApi yandex) : base(yandex)
-    {
-    }
+    public YRadioAPI(YandexMusicApi api) : base(api) { }
 
-    /// <summary>
-    /// Получение списка рекомендованных радиостанций
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<YStationsDashboard>> GetStationsDashboardAsync(AuthStorage storage)
-    {
-        return new YGetStationsDashboardBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
-    }
+    public Task<YStationsDashboard?> GetStationsDashboardAsync()
+        => new YGetStationsDashboardBuilder(Api).ExecuteAsync(null!);
 
-    /// <summary>
-    /// Получение списка радиостанций
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YStation>>> GetStationsAsync(AuthStorage storage)
-    {
-        return new YGetStationsBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
-    }
+    public Task<List<YStation>?> GetStationsAsync()
+        => new YGetStationsBuilder(Api).ExecuteAsync(null!);
 
-    /// <summary>
-    /// Получение информации о радиостанции
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="type">Тип</param>
-    /// <param name="tag">Тэг</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YStation>>> GetStationAsync(AuthStorage storage, string type, string tag)
-    {
-        return new YGetStationBuilder(api, storage)
-            .Build((type, tag))
-            .GetResponseAsync();
-    }
+    public Task<List<YStation>?> GetStationAsync(string type, string tag)
+        => new YGetStationBuilder(Api).ExecuteAsync((type, tag));
 
-    /// <summary>
-    /// Получение информации о радиостанции
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="id">Идентификатор станции</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YStation>>> GetStationAsync(AuthStorage storage, YStationId id)
-    {
-        return GetStationAsync(storage, id.Type, id.Tag);
-    }
+    public Task<List<YStation>?> GetStationAsync(YStationId id)
+        => GetStationAsync(id.Type, id.Tag);
 
-    /// <summary>
-    /// Получение последовательности треков радиостанции
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="station">Радиостанция</param>
-    /// <param name="prevTrackId">Идентификатор предыдущего трека</param>
-    /// <returns></returns>
-    public Task<YResponse<YStationSequence>> GetStationTracksAsync(AuthStorage storage, YStation station, string prevTrackId = "")
-    {
-        return new YGetStationTracksBuilder(api, storage)
-            .Build((station.Station, prevTrackId))
-            .GetResponseAsync();
-    }
-
-    /// <summary>
-    /// Установка настроек подбора треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="station">Радиостанция</param>
-    /// <param name="settings">Настройки</param>
-    /// <returns></returns>
-    public Task<YResponse<string>> SetStationSettings2Async(AuthStorage storage, YStation station, YStationSettings2 settings)
-    {
-        return new YSetSettings2Builder(api, storage)
-            .Build((station.Station, settings))
-            .GetResponseAsync();
-    }
-
-    /// <summary>
-    /// Отправка обратной связи на действия при прослушивании радио
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="station">Радиостанция</param>
-    /// <param name="type">Тип обратной связи</param>
-    /// <param name="track">Трек</param>
-    /// <param name="batchId">Уникальный идентификатор партии треков. Возвращается при получении треков</param>
-    /// <param name="totalPlayedSeconds">Сколько было проиграно секунд трека перед действием</param>
-    /// <returns></returns>
-    public Task<string> SendStationFeedBackAsync(AuthStorage storage, YStation station, YStationFeedbackType type, YTrack track = null, string batchId = "", double totalPlayedSeconds = 0)
-    {
-        return new YSetStationFeedbackBuilder(api, storage)
-            .Build((type, station, track, batchId, totalPlayedSeconds))
-            .GetResponseAsync();
-    }
+    public Task<YStationSequence?> GetStationTracksAsync(YStation station, string prevTrackId = "")
+        => new YGetStationTracksBuilder(Api).ExecuteAsync((station.Station, prevTrackId));
 
+    public Task<string?> SetStationSettings2Async(YStation station, YStationSettings2 settings)
+        => new YSetSettings2Builder(Api).ExecuteAsync((station.Station, settings));
 
+    public Task<string?> SendStationFeedbackAsync(
+        YStation station,
+        YStationFeedbackType type,
+        YTrack? track = null,
+        string batchId = "",
+        double totalPlayedSeconds = 0)
+        => new YSetStationFeedbackBuilder(Api).ExecuteAsync((type, station, track, batchId, totalPlayedSeconds));
 }

YandexMusic.API/API/YSearchAPI.cs

@@ -1,139 +1,38 @@
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Search;
 using YandexMusic.API.Requests.Search;
 
 namespace YandexMusic.API;
 
-/// <summary>
-/// API для поиска
-/// </summary>
-public partial class YSearchAPI : YCommonAPI
+/// <summary>API для поиска.</summary>
+public class YSearchAPI : YCommonAPI
 {
+    public YSearchAPI(YandexMusicApi api) : base(api) { }
 
-    public YSearchAPI(YandexMusicApi yandex) : base(yandex)
-    {
-    }
+    public Task<YSearch?> TrackAsync(string trackName, int page = 0, int pageSize = 20)
+        => SearchAsync(trackName, YSearchType.Track, page, pageSize);
 
-    /// <summary>
-    /// Поиск по трекам
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackName">Имя трека</param>
-    /// <param name="pageNumber">Номер страницы</param>
-    /// <param name="pageSize">Размер страницы</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearch>> TrackAsync(AuthStorage storage, string trackName, int pageNumber = 0, int pageSize = 20)
-    {
-        return SearchAsync(storage, trackName, YSearchType.Track, pageNumber, pageSize);
-    }
+    public Task<YSearch?> AlbumsAsync(string albumName, int page = 0, int pageSize = 20)
+        => SearchAsync(albumName, YSearchType.Album, page, pageSize);
 
-    /// <summary>
-    /// Поиск по альбомам
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="albumName">Имя альбома</param>
-    /// <param name="pageNumber">Номер страницы</param>
-    /// <param name="pageSize">Размер страницы</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearch>> AlbumsAsync(AuthStorage storage, string albumName, int pageNumber = 0, int pageSize = 20)
-    {
-        return SearchAsync(storage, albumName, YSearchType.Album, pageNumber, pageSize);
-    }
+    public Task<YSearch?> ArtistAsync(string artistName, int page = 0, int pageSize = 20)
+        => SearchAsync(artistName, YSearchType.Artist, page, pageSize);
 
-    /// <summary>
-    /// Поиск по артисту
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="artistName">Имя артиста</param>
-    /// <param name="pageNumber">Номер страницы</param>
-    /// <param name="pageSize">Размер страницы</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearch>> ArtistAsync(AuthStorage storage, string artistName, int pageNumber = 0, int pageSize = 20)
-    {
-        return SearchAsync(storage, artistName, YSearchType.Artist, pageNumber, pageSize);
-    }
+    public Task<YSearch?> PlaylistAsync(string playlistName, int page = 0, int pageSize = 20)
+        => SearchAsync(playlistName, YSearchType.Playlist, page, pageSize);
 
-    /// <summary>
-    /// Поиск по плейлистам
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="playlistName">Имя плейлиста</param>
-    /// <param name="pageNumber">Номер страницы</param>
-    /// <param name="pageSize">Размер страницы</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearch>> PlaylistAsync(AuthStorage storage, string playlistName, int pageNumber = 0, int pageSize = 20)
-    {
-        return SearchAsync(storage, playlistName, YSearchType.Playlist, pageNumber, pageSize);
-    }
+    public Task<YSearch?> PodcastEpisodeAsync(string podcastName, int page = 0, int pageSize = 20)
+        => SearchAsync(podcastName, YSearchType.PodcastEpisode, page, pageSize);
 
-    /// <summary>
-    /// Поиск по плейлистам
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="podcastName">Имя подкаста</param>
-    /// <param name="pageNumber">Номер страницы</param>
-    /// <param name="pageSize">Размер страницы</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearch>> PodcastEpisodeAsync(AuthStorage storage, string podcastName, int pageNumber = 0, int pageSize = 20)
-    {
-        return SearchAsync(storage, podcastName, YSearchType.PodcastEpisode, pageNumber, pageSize);
-    }
+    public Task<YSearch?> VideosAsync(string videoName, int page = 0, int pageSize = 20)
+        => SearchAsync(videoName, YSearchType.Video, page, pageSize);
 
-    /// <summary>
-    /// Поиск по видео
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="videoName">Имя видео</param>
-    /// <param name="pageNumber">Номер страницы</param>
-    /// <param name="pageSize">Размер страницы</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearch>> VideosAsync(AuthStorage storage, string videoName, int pageNumber = 0, int pageSize = 20)
-    {
-        return SearchAsync(storage, videoName, YSearchType.Video, pageNumber, pageSize);
-    }
-
-    /// <summary>
-    /// Поиск по пользователям
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="userName">Имя пользователя</param>
-    /// <param name="pageNumber">Номер страницы</param>
-    /// <param name="pageSize">Размер страницы</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearch>> UsersAsync(AuthStorage storage, string userName, int pageNumber = 0, int pageSize = 20)
-    {
-        return SearchAsync(storage, userName, YSearchType.User, pageNumber, pageSize);
-    }
-
-    /// <summary>
-    /// Поиск
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="searchText">Поисковый запрос</param>
-    /// <param name="searchType">Тип поиска</param>
-    /// <param name="page">Страница</param>
-    /// <param name="pageSize">Размер страницы</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearch>> SearchAsync(AuthStorage storage, string searchText, YSearchType searchType, int page = 0, int pageSize = 20)
-    {
-        return new YSearchBuilder(api, storage)
-            .Build((searchText, searchType, page, pageSize))
-            .GetResponseAsync();
-    }
-
-    /// <summary>
-    /// Подсказка
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="searchText">Поисковый запрос</param>
-    /// <returns></returns>
-    public Task<YResponse<YSearchSuggest>> SuggestAsync(AuthStorage storage, string searchText)
-    {
-        return new YSearchSuggestBuilder(api, storage)
-            .Build(searchText)
-            .GetResponseAsync();
-    }
+    public Task<YSearch?> UsersAsync(string userName, int page = 0, int pageSize = 20)
+        => SearchAsync(userName, YSearchType.User, page, pageSize);
 
+    public Task<YSearch?> SearchAsync(string searchText, YSearchType searchType, int page = 0, int pageSize = 20)
+        => new YSearchBuilder(Api).ExecuteAsync((searchText, searchType, page, pageSize));
 
+    public Task<YSearchSuggest?> GetSearchSuggestionsAsync(string searchText)
+        => new YSearchSuggestBuilder(Api).ExecuteAsync(searchText);
 }

YandexMusic.API/API/YTrackAPI.cs

@@ -1,307 +1,110 @@
 using System.Security.Cryptography;
 using System.Text;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Track;
 using YandexMusic.API.Requests.Track;
 
 namespace YandexMusic.API;
 
-/// <summary>
-/// API для взаимодействия с треками
-/// </summary>
-public partial class YTrackAPI : YCommonAPI
+/// <summary>API для работы с треками (получение, загрузка, метаданные).</summary>
+public class YTrackAPI : YCommonAPI
 {
-    #region Вспомогательные функции
+    public YTrackAPI(YandexMusicApi api) : base(api) { }
 
-    private string BuildLinkForDownload(YTrackDownloadInfo mainDownloadResponse, YStorageDownloadFile storageDownload)
+    private static string BuildDownloadLink(YTrackDownloadInfo info, YStorageDownloadFile storageDownload)
     {
-        string path = storageDownload.Path;
-        string host = storageDownload.Host;
-        string ts = storageDownload.Ts;
-        string s = storageDownload.S;
-        string codec = mainDownloadResponse.Codec;
+        var path = storageDownload.Path;
+        var host = storageDownload.Host;
+        var ts = storageDownload.Ts;
+        var s = storageDownload.S;
+        var codec = info.Codec;
 
-        string secret = $"XGRlBW9FXlekgbPrRHuSiA{path.Substring(1, path.Length - 1)}{s}";
-        MD5 md5 = MD5.Create();
-        byte[] md5Hash = md5.ComputeHash(Encoding.UTF8.GetBytes(secret));
-        HMACSHA1 hmacsha1 = new();
-        byte[] hmasha1Hash = hmacsha1.ComputeHash(md5Hash);
-        string sign = BitConverter.ToString(hmasha1Hash).Replace("-", "").ToLower();
-
-        string link = $"https://{host}/get-{codec}/{sign}/{ts}{path}";
-
-        return link;
+        var secret = $"XGRlBW9FXlekgbPrRHuSiA{path[1..]}{s}";
+        var md5Hash = MD5.HashData(Encoding.UTF8.GetBytes(secret));
+        var hmacsha1 = new HMACSHA1(md5Hash);
+        var sign = BitConverter.ToString(hmacsha1.ComputeHash(md5Hash)).Replace("-", "").ToLower();
+        return $"https://{host}/get-{codec}/{sign}/{ts}{path}";
     }
 
-    #endregion Вспомогательные функции
+    public Task<YTrack?> GetAsync(string trackId)
+        => GetAsync(trackId);
 
+    public Task<List<YTrack>?> GetAsync(IEnumerable<string> trackIds)
+        => new YGetTracksBuilder(Api).ExecuteAsync(trackIds);
+    public Task<List<YTrackDownloadInfo>?> GetMetadataForDownloadAsync(string trackKey, bool direct = false)
+        => new YTrackDownloadInfoBuilder(Api).ExecuteAsync((trackKey, direct));
 
+    public Task<List<YTrackDownloadInfo>?> GetMetadataForDownloadAsync(YTrack track, bool direct = false)
+        => GetMetadataForDownloadAsync(track.GetKey().ToString(), direct);
 
-    public YTrackAPI(YandexMusicApi yandex) : base(yandex)
+    public Task<YStorageDownloadFile?> GetDownloadFileInfoAsync(YTrackDownloadInfo metadataInfo)
+        => new YStorageDownloadFileBuilder(Api).ExecuteAsync(metadataInfo.DownloadInfoUrl);
+
+    public async Task<string?> GetFileLinkAsync(string trackKey)
     {
+        var meta = await GetMetadataForDownloadAsync(trackKey);
+        var info = meta?.OrderByDescending(i => i.BitrateInKbps).FirstOrDefault(m => m.Codec == "mp3");
+        if (info == null) return null;
+        var storageDownload = await GetDownloadFileInfoAsync(info);
+        if (storageDownload == null) return null;
+        return BuildDownloadLink(info, storageDownload);
     }
 
-    /// <summary>
-    /// Получение треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackId">Идентификатор трека</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YTrack>>> GetAsync(AuthStorage storage, string trackId)
+    public Task<string?> GetFileLinkAsync(YTrack track)
+        => GetFileLinkAsync(track.GetKey().ToString());
+
+    public async Task ExtractToFileAsync(string trackKey, string filePath)
     {
-        return new YGetTracksBuilder(api, storage)
-            .Build(new[] { trackId })
-            .GetResponseAsync();
+        var url = await GetFileLinkAsync(trackKey);
+        if (string.IsNullOrEmpty(url)) throw new Exception("Не удалось получить ссылку на трек");
+        using var response = await Api.HttpClient.GetAsync(url);
+        await using var fs = File.Create(filePath);
+        await response.Content.CopyToAsync(fs);
     }
 
-    /// <summary>
-    /// Получение треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackIds">Идентификаторы треков</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YTrack>>> GetAsync(AuthStorage storage, IEnumerable<string> trackIds)
+    public Task ExtractToFileAsync(YTrack track, string filePath)
+        => ExtractToFileAsync(track.GetKey().ToString(), filePath);
+
+    public async Task<byte[]> ExtractDataAsync(string trackKey)
     {
-        return new YGetTracksBuilder(api, storage)
-            .Build(trackIds)
-            .GetResponseAsync();
+        var url = await GetFileLinkAsync(trackKey);
+        if (string.IsNullOrEmpty(url)) throw new Exception("Не удалось получить ссылку на трек");
+        return await Api.HttpClient.GetByteArrayAsync(url);
     }
 
-    /// <summary>
-    /// Получение метаданных для загрузки
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackKey">Ключ трека в формате {идентифактор трека:идентификатор альбома}</param>
-    /// <param name="direct">Должен ли ответ содержать прямую ссылку на загрузку</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YTrackDownloadInfo>>> GetMetadataForDownloadAsync(AuthStorage storage, string trackKey, bool direct = false)
+    public Task<byte[]> ExtractDataAsync(YTrack track)
+        => ExtractDataAsync(track.GetKey().ToString());
+
+    public async Task<Stream> ExtractStreamAsync(string trackKey, HttpCompletionOption completionOption = HttpCompletionOption.ResponseContentRead)
     {
-        return new YTrackDownloadInfoBuilder(api, storage)
-            .Build((trackKey, direct))
-            .GetResponseAsync();
+        var url = await GetFileLinkAsync(trackKey);
+        if (string.IsNullOrEmpty(url)) throw new Exception("Не удалось получить ссылку на трек");
+        var response = await Api.HttpClient.GetAsync(url, completionOption);
+        return await response.Content.ReadAsStreamAsync();
     }
 
-    /// <summary>
-    /// Получение метаданных для загрузки
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <param name="direct">Должен ли ответ содержать прямую ссылку на загрузку</param>
-    /// <returns></returns>
-    public Task<YResponse<List<YTrackDownloadInfo>>> GetMetadataForDownloadAsync(AuthStorage storage, YTrack track, bool direct = false)
-    {
-        return GetMetadataForDownloadAsync(storage, track.GetKey().ToString(), direct);
-    }
+    public Task<Stream> ExtractStreamAsync(YTrack track, HttpCompletionOption completionOption = HttpCompletionOption.ResponseContentRead)
+        => ExtractStreamAsync(track.GetKey().ToString(), completionOption);
 
-    /// <summary>
-    /// Получение информации для формирования ссылки для загрузки
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="metadataInfo">Метаданные для загрузки</param>
-    /// <returns></returns>
-    public Task<YStorageDownloadFile> GetDownloadFileInfoAsync(AuthStorage storage, YTrackDownloadInfo metadataInfo)
-    {
-        return new YStorageDownloadFileBuilder(api, storage)
-            .Build(metadataInfo.DownloadInfoUrl)
-            .GetResponseAsync();
-    }
+    public Task<string?> SendPlayTrackInfoAsync(
+        YTrack track,
+        string from,
+        bool fromCache = false,
+        string playId = "",
+        string playlistId = "",
+        double totalPlayedSeconds = 0,
+        double endPositionSeconds = 0)
+        => new YSendTrackInfoBuilder(Api).ExecuteAsync((track, from, fromCache, playId, playlistId, totalPlayedSeconds, endPositionSeconds));
 
-    /// <summary>
-    /// Получение ссылки для загрузки
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackKey">Ключ трека в формате {идентификатор трека:идентификатор альбома}</param>
-    /// <returns></returns>
-    public async Task<string> GetFileLinkAsync(AuthStorage storage, string trackKey)
-    {
-        YResponse<List<YTrackDownloadInfo>> meta = await GetMetadataForDownloadAsync(storage, trackKey);
-        YTrackDownloadInfo info = meta.Result
-            .OrderByDescending(i => i.BitrateInKbps)
-            .First(m => m.Codec == "mp3");
-        YStorageDownloadFile storageDownload = await GetDownloadFileInfoAsync(storage, info);
-        return BuildLinkForDownload(info, storageDownload);
-    }
+    public Task<YTrackSupplement?> GetSupplementAsync(string trackId)
+        => new YGetTrackSupplementBuilder(Api).ExecuteAsync(trackId);
 
-    /// <summary>
-    /// Получение ссылки для загрузки
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <returns></returns>
-    public Task<string> GetFileLinkAsync(AuthStorage storage, YTrack track)
-    {
-        return GetFileLinkAsync(storage, track.GetKey().ToString());
-    }
-
-    /// <summary>
-    /// Отправка текущего состояния прослушиваемого трека
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <param name="from">Наименования клиента, с которого происходит прослушивание</param>
-    /// <param name="fromCache">Проигрывается ли трек с кеша</param>
-    /// <param name="playId">Уникальный идентификатор проигрывания</param>
-    /// <param name="playlistId">Уникальный идентификатор плейлиста, если таковой прослушивается</param>
-    /// <param name="totalPlayedSeconds">Сколько было всего воспроизведено трека в секундах</param>
-    /// <param name="endPositionSeconds">Окончательное значение воспроизведенных секунд</param>
-    /// </summary>
-    /// <returns></returns>
-    public Task<string> SendPlayTrackInfoAsync(AuthStorage storage, YTrack track, string from, bool fromCache = false, string playId = "", string playlistId = "", double totalPlayedSeconds = 0, double endPositionSeconds = 0)
-    {
-        return new YSendTrackInfoBuilder(api, storage)
-            .Build((track, from, fromCache, playId, playlistId, totalPlayedSeconds, endPositionSeconds))
-            .GetResponseAsync();
-    }
-
-    #region GetSupplement
-
-    /// <summary>
-    /// Получение дополнительной информации для трека
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackId">Идентификатор трека</param>
-    /// <returns></returns>
-    public Task<YResponse<YTrackSupplement>> GetSupplementAsync(AuthStorage storage, string trackId)
-    {
-        return new YGetTrackSupplementBuilder(api, storage)
-            .Build(trackId)
-            .GetResponseAsync();
-    }
-
-    /// <summary>
-    /// Получение дополнительной информации для трека
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <returns></returns>
-    public Task<YResponse<YTrackSupplement>> GetSupplementAsync(AuthStorage storage, YTrack track)
-    {
-        return new YGetTrackSupplementBuilder(api, storage)
-            .Build(track.GetKey().ToString())
-            .GetResponseAsync();
-    }
-
-    #endregion GetSupplement
-
-    #region GetSimilar
-
-    /// <summary>
-    /// Получение похожих треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackId">Идентификатор трека</param>
-    /// <returns></returns>
-    public Task<YResponse<YTrackSimilar>> GetSimilarAsync(AuthStorage storage, string trackId)
-    {
-        return new YGetTrackSimilarBuilder(api, storage)
-            .Build(trackId)
-            .GetResponseAsync();
-    }
-
-    /// <summary>
-    /// Получение похожих треков
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <returns></returns>
-    public Task<YResponse<YTrackSimilar>> GetSimilarAsync(AuthStorage storage, YTrack track)
-    {
-        return new YGetTrackSimilarBuilder(api, storage)
-            .Build(track.GetKey().ToString())
-            .GetResponseAsync();
-    }
-
-    #endregion GetSimilar
-
-    #region Получение данных трека
-
-    #region В файл
-
-    /// <summary>
-    /// Выгрузка в файл
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackKey">Ключ трека в формате {идентификатор трека:идентификатор альбома}</param>
-    /// <param name="filePath">Путь для файла</param>
-    public async Task ExtractToFileAsync(AuthStorage storage, string trackKey, string filePath)
-    {
-        string url = await GetFileLinkAsync(storage, trackKey);
-        await new DataDownloader(storage).ToFile(url, filePath);
-    }
-
-    /// <summary>
-    /// Выгрузка в файл
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <param name="filePath">Путь для файла</param>
-    public Task ExtractToFileAsync(AuthStorage storage, YTrack track, string filePath)
-    {
-        return ExtractToFileAsync(storage, track.GetKey().ToString(), filePath);
-    }
-
-    #endregion В файл
-
-    #region В массив байт
-
-    /// <summary>
-    /// Получение двоичного массива данных
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackKey">Ключ трека в формате {идентификатор трека:идентификатор альбома}</param>
-    /// <returns></returns>
-    public async Task<byte[]> ExtractDataAsync(AuthStorage storage, string trackKey)
-    {
-        string url = await GetFileLinkAsync(storage, trackKey);
-        return await new DataDownloader(storage).AsBytes(url);
-    }
-
-    /// <summary>
-    /// Получение двоичного массива данных
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <returns></returns>
-    public Task<byte[]> ExtractDataAsync(AuthStorage storage, YTrack track)
-    {
-        return ExtractDataAsync(storage, track.GetKey().ToString());
-    }
-
-    #endregion В массив байт
-
-    #region В поток
-
-    /// <summary>
-    /// Получение потока данных
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="trackKey">Ключ трека в формате {идентификатор трека:идентификатор альбома}</param>
-    /// <param name="httpCompletionOption">Параметры передачи управления при http запросе</param>
-    /// <returns></returns>
-    public async Task<Stream> ExtractStreamAsync(AuthStorage storage, string trackKey,
-        HttpCompletionOption httpCompletionOption = HttpCompletionOption.ResponseContentRead)
-    {
-        string url = await GetFileLinkAsync(storage, trackKey);
-        return await new DataDownloader(storage).AsStream(url, httpCompletionOption);
-    }
-
-    /// <summary>
-    /// Получение потока данных
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="track">Трек</param>
-    /// <param name="httpCompletionOption">Параметры передачи управления при http запросе</param>
-    /// <returns></returns>
-    public Task<Stream> ExtractStreamAsync(AuthStorage storage, YTrack track,
-        HttpCompletionOption httpCompletionOption = HttpCompletionOption.ResponseContentRead)
-    {
-        return ExtractStreamAsync(storage, track.GetKey().ToString(), httpCompletionOption);
-    }
-
-    #endregion В поток
-
-    #endregion Получение данных трека
+    public Task<YTrackSupplement?> GetSupplementAsync(YTrack track)
+        => GetSupplementAsync(track.GetKey().ToString());
 
+    public Task<YTrackSimilar?> GetSimilarAsync(string trackId)
+        => new YGetTrackSimilarBuilder(Api).ExecuteAsync(trackId);
 
+    public Task<YTrackSimilar?> GetSimilarAsync(YTrack track)
+        => GetSimilarAsync(track.GetKey().ToString());
 }

YandexMusic.API/API/YUgcAPI.cs

@@ -1,71 +1,36 @@
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Models.Playlist;
+using YandexMusic.API.Models.Playlist;
 using YandexMusic.API.Models.Ugc;
 using YandexMusic.API.Requests.Ugc;
 
 namespace YandexMusic.API;
 
-public partial class YUgcAPI : YCommonAPI
+/// <summary>API для загрузки пользовательского контента (UGC).</summary>
+public class YUgcAPI : YCommonAPI
 {
-    public YUgcAPI(YandexMusicApi yandex) : base(yandex)
-    {
-    }
+    public YUgcAPI(YandexMusicApi api) : base(api) { }
 
-    /// <summary>
-    /// Получение ссылки на загрузчик трека
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="playlist">Плейлист, куда будет загружен трек</param>
-    /// <param name="fileName">Название файла для загрузки</param>
-    public Task<YUgcUpload> GetUgcUploadLinkAsync(AuthStorage storage, YPlaylist playlist, string fileName)
-    {
-        return new YUgcGetUploadLinkBuilder(api, storage)
-            .Build((playlist, fileName))
-            .GetResponseAsync();
-    }
+    public Task<YUgcUpload?> GetUgcUploadLinkAsync(YPlaylist playlist, string fileName)
+        => new YUgcGetUploadLinkBuilder(Api).ExecuteAsync((playlist, fileName));
 
-    /// <summary>
-    /// Загрузка трека из файла
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="uploadLink">Ссылка на балансировщик для загрузки, можно получить из GetUgcUploadLinkAsync</param>
-    /// <param name="filePath">Загружаемый файл</param>
-    public Task<YResponse<string>> UploadUgcTrackAsync(AuthStorage storage, string uploadLink, string filePath)
+    public async Task<string?> UploadTrackToPlaylistAsync(YPlaylist playlist, string fileName, string filePath)
     {
         if (!File.Exists(filePath))
-            throw new FileNotFoundException("Файл для загрузки не существует.", filePath);
-
-        return UploadUgcTrackAsync(storage, uploadLink, File.Open(filePath, FileMode.Open));
+            throw new FileNotFoundException("Файл не найден", filePath);
+        return await UploadTrackToPlaylistAsync(playlist, fileName, await File.ReadAllBytesAsync(filePath));
     }
 
-    /// <summary>
-    /// Загрузка трека из потока
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="uploadLink">Ссылка на балансировщик для загрузки, можно получить из GetUgcUploadLinkAsync</param>
-    /// <param name="stream">Поток с данными для загрузки</param>
-    public Task<YResponse<string>> UploadUgcTrackAsync(AuthStorage storage, string uploadLink, Stream stream)
+    public async Task<string?> UploadTrackToPlaylistAsync(YPlaylist playlist, string fileName, Stream stream)
     {
-        if (stream == null)
-            throw new NullReferenceException("Пустая ссылка на поток загрузки.");
-
-        using MemoryStream ms = new();
-        stream.CopyTo(ms);
-
-        return UploadUgcTrackAsync(storage, uploadLink, ms.ToArray());
+        using var ms = new MemoryStream();
+        await stream.CopyToAsync(ms);
+        return await UploadTrackToPlaylistAsync(playlist, fileName, ms.ToArray());
     }
 
-    /// <summary>
-    /// Загрузка трека из массива
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="uploadLink">Ссылка на балансировщик для загрузки, можно получить из GetUgcUploadLinkAsync</param>
-    /// <param name="file">Загружаемый трек в виде массив байтов</param>
-    public Task<YResponse<string>> UploadUgcTrackAsync(AuthStorage storage, string uploadLink, byte[] file)
+    public async Task<string?> UploadTrackToPlaylistAsync(YPlaylist playlist, string fileName, byte[] file)
     {
-        return new YUgcUploadBuilder(api, storage)
-            .Build((uploadLink, file))
-            .GetResponseAsync();
+        var uploadLink = await GetUgcUploadLinkAsync(playlist, fileName);
+        if (uploadLink?.PostTarget == null) return null;
+        var result = await new YUgcUploadBuilder(Api).ExecuteAsync((uploadLink.PostTarget, file));
+        return result?.Result;
     }
 }

YandexMusic.API/API/YUserAPI.cs

@@ -1,300 +1,159 @@
 using System.Security.Authentication;
 using System.Text.RegularExpressions;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Requests.Account;
 
 namespace YandexMusic.API;
 
-/// <summary>
-/// API для пользователя
-/// </summary>
-public partial class YUserAPI : YCommonAPI
+/// <summary>API для работы с пользователем и авторизации.</summary>
+public class YUserAPI : YCommonAPI
 {
-    #region Вспомогательные функции
+    public YUserAPI(YandexMusicApi api) : base(api) { }
 
-    private async Task<bool> GetCsrfTokenAsync(AuthStorage storage)
+    private async Task<bool> GetCsrfTokenAsync()
     {
-        using HttpResponseMessage authMethodsResponse = await new YGetAuthMethodsBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
+        using var response = await new YGetAuthMethodsBuilder(Api).ExecuteRawAsync(null!);
+        if (response == null || !response.IsSuccessStatusCode)
+            throw new HttpRequestException("Не удалось получить CSRF-токен");
 
-        if (!authMethodsResponse.IsSuccessStatusCode)
-            throw new HttpRequestException("Невозможно получить CFRF-токен.");
+        var content = await response.Content.ReadAsStringAsync();
+        var csrfMatch = Regex.Match(content, @"window\.__CSRF__\s*=\s*""([^""]+)""");
+        var processMatch = Regex.Match(content, @"'process_uuid'\s*:\s*'([0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12})'");
 
-        string responseString = await authMethodsResponse.Content
-            .ReadAsStringAsync();
-        Match match = Regex.Match(responseString, "\"csrf_token\" value=\"([^\"]+)\"");
-
-        if (!match.Success || match.Groups.Count < 2)
+        if (!csrfMatch.Success || !processMatch.Success)
             return false;
 
-        storage.AuthToken = new YAuthToken
+        Api.Storage.AuthToken = new YAuthToken
         {
-            CsfrToken = match.Groups[1].Value
+            CsfrToken = csrfMatch.Groups[1].Value,
+            ProcessUuid = processMatch.Groups[1].Value
         };
 
+        await new YPostAuthStats(Api).ExecuteAsync(null!);
+        return true;
+    }
+
+    private async Task<bool> LoginByCookiesAsync()
+    {
+        if (Api.Storage.AuthToken == null)
+            throw new AuthenticationException("Сессия входа не инициализирована");
+
+        var accessToken = await new YGetAuthCookiesBuilder(Api).ExecuteAsync(null!);
+        if (accessToken == null || string.IsNullOrEmpty(accessToken.AccessToken))
+            return false;
+
+        Api.Storage.AccessToken = accessToken;
+        Api.Storage.Token = accessToken.AccessToken;
+
+        var shortInfo = await new YGetShortAccountInfoBuilder(Api).ExecuteAsync(null!);
+        if (shortInfo?.Status != YAuthStatus.Ok || string.IsNullOrWhiteSpace(shortInfo.Uid))
+            throw new Exception("Не удалось подтвердить авторизацию");
+
         return true;
     }
 
-    private async Task<bool> LoginByCookiesAsync(AuthStorage storage)
-    {
-        if (storage.AuthToken == null)
-            throw new AuthenticationException("Невозможно инициализировать сессию входа.");
-
-        YAccessToken accessToken = await new YGetAuthCookiesBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
-
-        storage.IsAuthorized = !string.IsNullOrEmpty(accessToken.AccessToken);
-
-        storage.AccessToken = accessToken;
-        storage.Token = accessToken.AccessToken;
-
-        YShortAccountInfo validateTokenResponse = await new YGetShortAccountInifoBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
-
-        if (validateTokenResponse.Status != YAuthStatus.Ok)
-            throw new Exception("Вход в аккаунт не выполнен.");
-
-        storage.IsAuthorized = !string.IsNullOrWhiteSpace(validateTokenResponse.Uid);
-
-        return storage.IsAuthorized;
-    }
-
-    #endregion Вспомогательные функции
-
-    public YUserAPI(YandexMusicApi yandex) : base(yandex)
-    {
-    }
-
-    /// <summary>
-    /// Авторизация
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="token">Токен авторизации</param>
-    /// <returns></returns>
-    public async Task AuthorizeAsync(AuthStorage storage, string token)
+    public async Task AuthorizeAsync(string token)
     {
         if (string.IsNullOrEmpty(token))
-            throw new Exception("Задан пустой токен авторизации.");
+            throw new Exception("Токен не может быть пустым");
 
-        storage.Token = token;
+        Api.Storage.Token = token;
+        var authInfo = await new YGetAuthInfoBuilder(Api).ExecuteAsync(null!);
+        if (authInfo?.Account?.Uid == null)
+            throw new Exception("Пользователь не авторизован");
 
-        // Пытаемся получить информацию о пользователе
-        YResponse<YAccountResult> authInfo = await GetUserAuthAsync(storage);
-
-        // Если не авторизован, то авторизуем
-        if (string.IsNullOrEmpty(authInfo.Result.Account.Uid))
-            throw new Exception("Пользователь незалогинен.");
-
-        // Флаг авторизации
-        storage.IsAuthorized = true;
-        storage.User = authInfo.Result.Account;
+        Api.Storage.SetAuthorized(authInfo.Account, token);
     }
 
-    /// <summary>
-    /// Получение информации об авторизации
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YResponse<YAccountResult>> GetUserAuthAsync(AuthStorage storage)
+    public Task<YAccountResult?> GetUserAuthAsync()
+        => new YGetAuthInfoBuilder(Api).ExecuteAsync(null!);
+
+    public async Task<YAuthTypes?> CreateAuthSessionAsync(string userName)
     {
-        return new YGetAuthInfoBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
+        if (!await GetCsrfTokenAsync())
+            throw new Exception("Не удалось инициализировать сессию");
+
+        var result = await new YGetAuthLoginUserBuilder(Api).ExecuteAsync((Api.Storage.AuthToken.CsfrToken, userName));
+        if (result?.TrackId != null)
+            Api.Storage.AuthToken.TrackId = result.TrackId;
+        return result;
     }
 
-    /// <summary>
-    /// Создание сеанса и получение доступных методов авторизации
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="userName">Имя пользователя</param>
-    /// <returns></returns>
-    public async Task<YAuthTypes> CreateAuthSessionAsync(AuthStorage storage, string userName)
+    public async Task<string?> GetAuthQRLinkAsync()
     {
-        if (!await GetCsrfTokenAsync(storage))
-            throw new Exception("Невозможно инициализировать сессию входа.");
+        if (!await GetCsrfTokenAsync())
+            throw new Exception("Не удалось инициализировать сессию");
 
-        YAuthTypes types = await new YGetAuthLoginUserBuilder(api, storage)
-            .Build((storage.AuthToken.CsfrToken, userName))
-            .GetResponseAsync();
+        var qr = await new YGetAuthQRBuilder(Api).ExecuteAsync(null!);
+        if (qr?.Status != YAuthStatus.Ok || string.IsNullOrEmpty(qr.TrackId))
+            return null;
 
-        storage.AuthToken.TrackId = types.TrackId;
-
-        return types;
-    }
-
-    /// <summary>
-    /// Получение ссылки на QR-код
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public async Task<string> GetAuthQRLinkAsync(AuthStorage storage)
-    {
-        if (!await GetCsrfTokenAsync(storage))
-            throw new Exception("Невозможно инициализировать сессию входа.");
-
-        YAuthQR result = await new YGetAuthQRBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
-
-        if (result.Status != YAuthStatus.Ok)
-            return string.Empty;
-
-        storage.AuthToken = new YAuthToken
+        Api.Storage.AuthToken = new YAuthToken
         {
-            TrackId = result.TrackId,
-            CsfrToken = result.CsrfToken
+            TrackId = qr.TrackId,
+            CsfrToken = qr.CsrfToken
         };
-
-        return $"https://passport.yandex.ru/auth/magic/code/?track_id={result.TrackId}";
+        return $"https://passport.yandex.ru/auth/magic/code/?track_id={qr.TrackId}";
     }
 
-    /// <summary>
-    /// Авторизация по QR-коду
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public async Task<YAuthQRStatus> AuthorizeByQRAsync(AuthStorage storage)
+    public async Task<YAuthQRStatus?> AuthorizeByQRAsync()
     {
-        if (storage.AuthToken == null)
-            throw new Exception("Не выполнен запрос на авторизацию по QR.");
+        if (Api.Storage.AuthToken == null)
+            throw new Exception("Сессия не инициализирована");
 
-        try
-        {
-            YAuthQRStatus qrStatus = await new YGetAuthLoginQRBuilder(api, storage)
-                .Build(null)
-                .GetResponseAsync();
-            if (qrStatus.Status != YAuthStatus.Ok)
-                return qrStatus;
-
-            bool ok = await LoginByCookiesAsync(storage);
-            if (!ok)
-                throw new AuthenticationException("Ошибка авторизации по QR.");
-
-            return qrStatus;
-        }
-        catch (Exception ex)
-        {
-            throw new AuthenticationException("Ошибка авторизации по QR.", ex);
-        }
+        var status = await new YGetAuthLoginQRBuilder(Api).ExecuteAsync(null!);
+        if (status?.Status == YAuthStatus.Ok && await LoginByCookiesAsync())
+            return status;
+        throw new AuthenticationException("Ошибка авторизации по QR");
     }
 
-    /// <summary>
-    /// Получение <see cref="YAuthCaptcha"/>
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YAuthCaptcha> GetCaptchaAsync(AuthStorage storage)
+    public Task<YAuthCaptcha?> GetCaptchaAsync()
     {
-        if (storage.AuthToken == null || string.IsNullOrWhiteSpace(storage.AuthToken.CsfrToken))
-            throw new AuthenticationException($"Не найдена сессия входа. Выполните {nameof(CreateAuthSessionAsync)} перед использованием.");
-
-        return new YGetAuthCaptchaBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
+        if (Api.Storage.AuthToken == null)
+            throw new AuthenticationException("Выполните CreateAuthSessionAsync перед использованием");
+        return new YGetAuthCaptchaBuilder(Api).ExecuteAsync(null!);
     }
 
-    /// <summary>
-    /// Авторизация по captcha
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="captchaValue">Значение captcha</param>
-    /// <returns></returns>
-    public Task<YAuthBase> AuthorizeByCaptchaAsync(AuthStorage storage, string captchaValue)
+    public Task<YAuthBase?> AuthorizeByCaptchaAsync(string captchaValue)
     {
-        if (storage.AuthToken == null || string.IsNullOrWhiteSpace(storage.AuthToken.CsfrToken))
-            throw new AuthenticationException($"Не найдена сессия входа. Выполните {nameof(CreateAuthSessionAsync)} перед использованием.");
-
-        return new YGetAuthLoginCaptchaBuilder(api, storage)
-            .Build(captchaValue)
-            .GetResponseAsync();
+        if (Api.Storage.AuthToken == null)
+            throw new AuthenticationException("Выполните CreateAuthSessionAsync перед использованием");
+        return new YGetAuthLoginCaptchaBuilder(Api).ExecuteAsync(captchaValue);
     }
 
-    /// <summary>
-    /// Получение письма авторизации на почту пользователя
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public Task<YAuthLetter> GetAuthLetterAsync(AuthStorage storage)
+    public Task<YAuthLetter?> GetAuthLetterAsync()
+        => new YGetAuthLetterBuilder(Api).ExecuteAsync(null!);
+
+    public async Task<bool> AuthorizeByLetterAsync()
     {
-        return new YGetAuthLetterBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
+        var status = await new YGetAuthLoginLetterBuilder(Api).ExecuteAsync(null!);
+        if (status?.Status != YAuthStatus.Ok || !status.MagicLinkConfirmed)
+            throw new Exception("Письмо не подтверждено");
+        return await LoginByCookiesAsync();
     }
 
-    /// <summary>
-    /// Авторизация после подтверждения входа через письмо
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <returns></returns>
-    public async Task<bool> AuthorizeByLetterAsync(AuthStorage storage)
+    public async Task<YAuthBase?> AuthorizeByAppPasswordAsync(string password)
     {
-        YAuthLetterStatus status = await new YGetAuthLoginLetterBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
+        if (Api.Storage.AuthToken == null)
+            throw new AuthenticationException("Выполните CreateAuthSessionAsync перед использованием");
 
-        if (status.Status == YAuthStatus.Ok && !status.MagicLinkConfirmed)
-            throw new Exception("Не подтвержден вход посредством e-mail.");
-
-        return await LoginByCookiesAsync(storage);
+        var result = await new YGetAuthAppPasswordBuilder(Api).ExecuteAsync(password);
+        if (result?.Status == YAuthStatus.Ok && await LoginByCookiesAsync())
+            return result;
+        throw new AuthenticationException("Ошибка авторизации по паролю");
     }
 
-    /// <summary>
-    /// Авторизация с помощью пароля из приложения Яндекс
-    /// </summary>
-    /// <param name="storage">Хранилище</param>
-    /// <param name="password">Пароль</param>
-    /// <returns></returns>
-    public async Task<YAuthBase> AuthorizeByAppPasswordAsync(AuthStorage storage, string password)
+    public async Task<YAccessToken?> GetAccessTokenAsync()
     {
-        if (storage.AuthToken == null || string.IsNullOrWhiteSpace(storage.AuthToken.CsfrToken))
-            throw new AuthenticationException($"Не найдена сессия входа. Выполните {nameof(CreateAuthSessionAsync)} перед использованием.");
+        if (Api.Storage.AuthToken == null)
+            throw new Exception("Сессия не инициализована");
 
-        YAuthBase response = await new YGetAuthAppPasswordBuilder(api, storage)
-            .Build(password)
-            .GetResponseAsync();
-
-        if (response.Status == YAuthStatus.Ok)
-        {
-            bool ok = await LoginByCookiesAsync(storage);
-            if (!ok)
-                throw new AuthenticationException("Ошибка авторизации.");
-        }
-
-        return response;
+        var token = await new YGetMusicTokenBuilder(Api).ExecuteAsync(null!);
+        if (token?.AccessToken != null)
+            Api.Storage.Token = token.AccessToken;
+        return token;
     }
 
-    /// <summary>
-    /// Получение <see cref="YAccessToken"/> после авторизации с помощью QR, e-mail, пароля из приложения
-    /// </summary>
-    public async Task<YAccessToken> GetAccessTokenAsync(AuthStorage storage)
-    {
-        if (storage.AuthToken == null)
-            throw new Exception("Не найдена сессия входа.");
-
-        YAccessToken accessToken = await new YGetMusicTokenBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
-
-        storage.Token = accessToken.AccessToken;
-
-        return accessToken;
-    }
-
-    /// <summary>
-    /// Получение информации о пользователе через логин Яндекса
-    /// </summary>
-    public Task<YLoginInfo> GetLoginInfoAsync(AuthStorage storage)
-    {
-        return new YGetLoginInfoBuilder(api, storage)
-            .Build(null)
-            .GetResponseAsync();
-    }
-
-
-}
+    public Task<YLoginInfo?> GetLoginInfoAsync()
+        => new YGetLoginInfoBuilder(Api).ExecuteAsync(null!);
+}

YandexMusic.API/API/YYnisonAPI.cs

@@ -1,21 +1,16 @@
-using YandexMusic.API.Common;
 using YandexMusic.API.Common.Ynison;
 
 namespace YandexMusic.API;
-/// <summary>
-/// API Ynison
-/// </summary>
-public partial class YYnisonAPI : YCommonAPI
+
+/// <summary>API для работы с Ynison (WebSocket-плеер).</summary>
+public class YYnisonAPI : YCommonAPI
 {
-    public YYnisonAPI(YandexMusicApi yandex) : base(yandex)
-    {
-    }
+    public YYnisonAPI(YandexMusicApi api) : base(api) { }
 
-    public YnisonPlayer GetPlayer(AuthStorage storage)
+    public YnisonPlayer GetPlayer()
     {
-        if (string.IsNullOrEmpty(storage.Token))
-            throw new Exception("Токен пользователя не задан.");
-
-        return new(api, storage);
+        if (string.IsNullOrEmpty(Api.Storage.Token))
+            throw new Exception("Токен пользователя не задан");
+        return new YnisonPlayer(Api, Api.Storage);
     }
-}
+}

YandexMusic.API/Common/AuthStorage.cs

@@ -1,80 +1,61 @@
-using System.Net;
-using YandexMusic.API.Common.Providers;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
 
 namespace YandexMusic.API.Common;
 
 /// <summary>
-/// Хранилище данных пользователя
+/// Хранилище данных авторизации. Не содержит HTTP-зависимостей.
 /// </summary>
 public class AuthStorage
 {
     /// <summary>
-    /// Http-контекст
-    /// </summary>
-    public HttpContext Context { get; }
-
-    /// <summary>
-    /// Флаг авторизации
+    /// Флаг, указывающий, авторизован ли пользователь.
     /// </summary>
     public bool IsAuthorized { get; internal set; }
 
     /// <summary>
-    /// Идентификатор устройства
+    /// Идентификатор устройства (используется в заголовках).
     /// </summary>
     public string DeviceId { get; set; } = "csharp";
 
     /// <summary>
-    /// Токен авторизации
+    /// OAuth-токен для доступа к API.
     /// </summary>
-    public string Token { get; internal set; }
+    public string Token { get; internal set; } = string.Empty;
 
     /// <summary>
-    /// Аккаунт
+    /// Информация об аккаунте пользователя.
     /// </summary>
-    public YAccount User { get; set; }
+    public YAccount User { get; internal set; } = new();
 
     /// <summary>
-    /// Провайдер запросов
+    /// Временный токен доступа (используется в некоторых сценариях авторизации).
     /// </summary>
-    public IRequestProvider Provider { get; }
+    public YAccessToken AccessToken { get; internal set; } = new();
 
     /// <summary>
-    /// Токен доступа
+    /// Внутренние данные авторизации (CSRF, track_id и т.д.).
     /// </summary>
-    public YAccessToken AccessToken { get; set; }
-
-    internal YAuthToken AuthToken { get; set; }
+    internal YAuthToken AuthToken { get; set; } = new();
 
     /// <summary>
-    /// Конструктор
+    /// Устанавливает флаг авторизации и сохраняет информацию об аккаунте.
     /// </summary>
-    public AuthStorage(IRequestProvider provider)
+    internal void SetAuthorized(YAccount user, string token)
+    {
+        User = user ?? throw new ArgumentNullException(nameof(user));
+        Token = token ?? throw new ArgumentNullException(nameof(token));
+        IsAuthorized = true;
+    }
+
+    /// <summary>
+    /// Сбрасывает состояние авторизации.
+    /// </summary>
+    internal void ResetAuthorization()
     {
         User = new YAccount();
-        Context = new HttpContext();
-        Provider = provider;
+        Token = string.Empty;
+        AccessToken = new YAccessToken();
+        AuthToken = new YAuthToken();
+        IsAuthorized = false;
     }
-
-    /// <summary>
-    /// Конструктор
-    /// </summary>
-    public AuthStorage()
-    {
-        User = new YAccount();
-        Context = new HttpContext();
-        Provider = new DefaultRequestProvider(this);
-    }
-
-    /// <summary>
-    /// Установка прокси для пользователия
-    /// </summary>
-    /// <param name="proxy">Прокси</param>
-    public void SetProxy(IWebProxy proxy)
-    {
-        Context.WebProxy = proxy;
-    }
-
-
 }

YandexMusic.API/Common/DataDownloader.cs

@@ -1,43 +0,0 @@
-using System.Net;
-
-namespace YandexMusic.API.Common;
-
-/// <summary>
-/// Загрузчик файлов по ссылке
-/// </summary>
-public class DataDownloader
-{
-    private AuthStorage authStorage;
-
-    private async Task<HttpContent> GetResponseContent(string url, HttpCompletionOption httpCompletionOption = HttpCompletionOption.ResponseContentRead)
-    {
-        HttpRequestMessage message = new(new HttpMethod(WebRequestMethods.Http.Get), url);
-
-        HttpResponseMessage response = await authStorage.Provider.GetWebResponseAsync(message, httpCompletionOption);
-        return response.Content;
-    }
-
-    public async Task<Stream> AsStream(string url, HttpCompletionOption httpCompletionOption = HttpCompletionOption.ResponseContentRead)
-    {
-        HttpContent content = await GetResponseContent(url, httpCompletionOption);
-        return await content.ReadAsStreamAsync();
-    }
-
-    public async Task<byte[]> AsBytes(string url)
-    {
-        HttpContent content = await GetResponseContent(url);
-        return await content.ReadAsByteArrayAsync();
-    }
-
-    public async Task ToFile(string url, string fileName)
-    {
-        using Stream stream = await AsStream(url);
-        using FileStream fs = File.Create(fileName);
-        await stream.CopyToAsync(fs);
-    }
-
-    public DataDownloader(AuthStorage storage)
-    {
-        authStorage = storage;
-    }
-}

YandexMusic.API/Common/Providers/CommonRequestProvider.cs

@@ -1,60 +0,0 @@
-using System.Text.Json;
-using System.Text.Json.Serialization;
-using YandexMusic.API.Converters;
-using YandexMusic.API.Models.Common;
-
-namespace YandexMusic.API.Common.Providers;
-
-/// <summary>Базовый провайдер HTTP-запросов с общей логикой десериализации.</summary>
-public abstract class CommonRequestProvider : IRequestProvider
-{
-    /// <summary>Хранилище данных авторизации.</summary>
-    protected readonly AuthStorage storage;
-
-    /// <summary>Инициализирует новый экземпляр провайдера.</summary>
-    /// <param name="authStorage">Хранилище авторизации.</param>
-    protected CommonRequestProvider(AuthStorage authStorage)
-    {
-        storage = authStorage;
-    }
-
-    /// <summary>Выполняет HTTP-запрос и возвращает ответ.</summary>
-    public abstract Task<HttpResponseMessage> GetWebResponseAsync(
-        HttpRequestMessage message,
-        HttpCompletionOption completionOption = HttpCompletionOption.ResponseContentRead);
-
-    /// <summary>Преобразует HTTP-ответ в объект типа T.</summary>
-    public virtual async Task<T> GetDataFromResponseAsync<T>(
-        YandexMusicApi api,
-        HttpResponseMessage response)
-    {
-        var json = await response.Content.ReadAsStringAsync();
-
-        JsonSerializerOptions JsonOptions = new()
-        {
-            PropertyNameCaseInsensitive = true,
-            Converters = {
-            new JsonStringEnumConverter(JsonNamingPolicy.KebabCaseLower),
-            new IntToStringConverter(),
-            new YExecutionContextConverter(api, storage),
-            }
-        };
-
-        if (!response.IsSuccessStatusCode)
-        {
-            var error = JsonSerializer.Deserialize<YErrorResponse>(json, JsonOptions);
-            throw error ?? new Exception("Ошибка десериализации ответа с ошибкой.");
-        }
-
-        try
-        {
-            // Если нужен контекст выполнения, он добавляется через кастомный конвертер
-            return JsonSerializer.Deserialize<T>(json, JsonOptions)
-                ?? throw new JsonException("Десериализация вернула null");
-        }
-        catch (Exception ex)
-        {
-            throw new Exception($"Ошибка десериализации: {ex.Message}", ex);
-        }
-    }
-}

YandexMusic.API/Common/Providers/DefaultRequestProvider.cs

@@ -1,45 +0,0 @@
-using System.Net;
-
-namespace YandexMusic.API.Common.Providers;
-
-/// <summary>Стандартный провайдер HTTP-запросов с использованием HttpClient.</summary>
-public class DefaultRequestProvider : CommonRequestProvider
-{
-    /// <summary>Инициализирует новый экземпляр провайдера.</summary>
-    /// <param name="authStorage">Хранилище авторизации.</param>
-    public DefaultRequestProvider(AuthStorage authStorage) : base(authStorage) { }
-
-    /// <summary>Выполняет HTTP-запрос и возвращает ответ.</summary>
-    /// <param name="message">HTTP-запрос.</param>
-    /// <param name="completionOption">Опция завершения запроса.</param>
-    /// <returns>HTTP-ответ.</returns>
-    public override async Task<HttpResponseMessage> GetWebResponseAsync(
-        HttpRequestMessage message,
-        HttpCompletionOption completionOption = HttpCompletionOption.ResponseContentRead)
-    {
-        using var handler = new SocketsHttpHandler
-        {
-            Proxy = storage.Context.WebProxy,
-            AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate,
-            UseCookies = true,
-            CookieContainer = storage.Context.Cookies,
-            AllowAutoRedirect = true,
-            MaxAutomaticRedirections = 10
-        };
-
-        using var client = new HttpClient(handler);
-
-        try
-        {
-            return await client.SendAsync(message, completionOption);
-        }
-        catch (HttpRequestException ex)
-        {
-            // Пытаемся извлечь тело ошибки, если оно доступно
-            if (ex.InnerException == null)
-                throw;
-
-            throw new Exception($"Ошибка HTTP-запроса: {ex.Message}", ex);
-        }
-    }
-}

YandexMusic.API/Common/Providers/IRequestProvider.cs

@@ -1,25 +0,0 @@
-namespace YandexMusic.API.Common.Providers
-{
-    /// <summary>
-    /// Интерфейс для провайдеров обработки запросов
-    /// </summary>
-    public interface IRequestProvider
-    {
-        /// <summary>
-        /// Функция получения ответа
-        /// </summary>
-        /// <param name="message">Запрос</param>
-        /// <param name="completionOption">Опция завершения запроса</param>
-        /// <returns></returns>
-        Task<HttpResponseMessage> GetWebResponseAsync(HttpRequestMessage message, HttpCompletionOption completionOption = HttpCompletionOption.ResponseContentRead);
-
-        /// <summary>
-        /// Функция формирования ответа
-        /// </summary>
-        /// <typeparam name="T">Тип объекта с ответом</typeparam>
-        /// <param name="api">API</param>
-        /// <param name="response">Ответ</param>
-        /// <returns></returns>
-        Task<T> GetDataFromResponseAsync<T>(YandexMusicApi api, HttpResponseMessage response);
-    }
-}

YandexMusic.API/Common/YandexMusicHttpClientFactory.cs

@@ -0,0 +1,47 @@
+using System.Net;
+
+namespace YandexMusic.API.Common;
+
+/// <summary>
+/// Фабрика для создания стандартного HttpClient с поддержкой кук, прокси и автоматической декомпрессией.
+/// </summary>
+public static class YandexMusicHttpClientFactory
+{
+    /// <summary>
+    /// Создаёт стандартный HttpClient с автоматическим управлением куками.
+    /// </summary>
+    /// <param name="proxy">Прокси-сервер (опционально).</param>
+    /// <param name="timeout">Таймаут запросов (по умолчанию 30 секунд).</param>
+    /// <param name="userAgent">User-Agent (по умолчанию как у браузера Chrome).</param>
+    /// <returns>Настроенный HttpClient.</returns>
+    public static HttpClient CreateDefault(
+        CookieContainer? cookieContainer = null,
+        IWebProxy? proxy = null,
+        TimeSpan? timeout = null,
+        string? userAgent = null)
+    {
+        var handler = new HttpClientHandler
+        {
+            AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate,
+            UseCookies = true,
+            CookieContainer = cookieContainer ?? new CookieContainer(),
+            AllowAutoRedirect = true,
+            MaxAutomaticRedirections = 10,
+            Proxy = proxy,
+            UseProxy = proxy != null
+        };
+
+        var client = new HttpClient(handler, disposeHandler: true)
+        {
+            Timeout = timeout ?? TimeSpan.FromSeconds(30)
+        };
+
+        // Стандартный User-Agent, похожий на браузерный
+        client.DefaultRequestHeaders.Add("User-Agent",
+            userAgent ?? "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36");
+        client.DefaultRequestHeaders.Add("Accept", "*/*");
+        client.DefaultRequestHeaders.Add("Accept-Language", "ru-RU,ru;q=0.9,en;q=0.8");
+
+        return client;
+    }
+}

YandexMusic.API/Common/Ynison/YnisonPlayer.cs

@@ -1,4 +1,5 @@
-using System.Net.WebSockets;
+using System.Net;
+using System.Net.WebSockets;
 using System.Text.Json;
 using System.Text.Json.Serialization;
 using YandexMusic.API.Models.Track;
@@ -12,6 +13,7 @@ public class YnisonPlayer : IDisposable
 {
     private readonly JsonSerializerOptions _jsonOptions;
     private readonly AuthStorage _storage;
+    private readonly IWebProxy? _proxy;
     private YnisonWebSocket? _redirector;
     private YnisonWebSocket? _state;
 
@@ -33,40 +35,36 @@ public class YnisonPlayer : IDisposable
     /// <summary>Аргументы события получения состояния.</summary>
     public class ReceiveEventArgs : EventArgs
     {
-        /// <summary>Состояние плеера.</summary>
         public YYnisonState State { get; init; } = null!;
     }
 
     /// <summary>Аргументы события закрытия соединения.</summary>
     public class CloseEventArgs : EventArgs
     {
-        /// <summary>Статус закрытия.</summary>
         public WebSocketCloseStatus? Status { get; init; }
-        /// <summary>Описание причины закрытия.</summary>
         public string? Description { get; init; }
     }
 
-    internal YnisonPlayer(YandexMusicApi api, AuthStorage authStorage)
+    internal YnisonPlayer(YandexMusicApi api, AuthStorage authStorage, IWebProxy? proxy = null)
     {
         API = api;
         _storage = authStorage;
+        _proxy = proxy;
         _jsonOptions = new JsonSerializerOptions
         {
             PropertyNamingPolicy = JsonNamingPolicy.SnakeCaseLower,
             DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
             Converters = { new JsonStringEnumConverter(new UpperSnakeCaseNamingPolicy(), false) }
         };
-        _redirector = new YnisonWebSocket();
-        _state = new YnisonWebSocket();
+        _redirector = new YnisonWebSocket(_proxy);
+        _state = new YnisonWebSocket(_proxy);
     }
 
     private string SerializeJson(object data) => JsonSerializer.Serialize(data, _jsonOptions);
 
     private T Deserialize<T>(YYnisonMessageType messageType, string data)
-    {
-        return JsonSerializer.Deserialize<T>(data, _jsonOptions)
+        => JsonSerializer.Deserialize<T>(data, _jsonOptions)
             ?? throw new JsonException("Десериализация вернула null");
-    }
 
     private T DeserializeMessage<T>(YYnisonMessageType messageType, string data)
     {
@@ -120,8 +118,8 @@ public class YnisonPlayer : IDisposable
         if (index < 0 || index >= State.PlayerState.PlayerQueue.PlayableList.Count)
             return null;
         var item = State.PlayerState.PlayerQueue.PlayableList[index];
-        var response = await API.Track.GetAsync(_storage, item.PlayableId);
-        return response?.Result?.FirstOrDefault();
+        var response = await API.Track.GetAsync(item.PlayableId);
+        return response;
     }
 
     private async Task UpdateStateAsync()

YandexMusic.API/Common/Ynison/YnisonWebSocket.cs

@@ -1,4 +1,5 @@
-using System.Net.WebSockets;
+using System.Net;
+using System.Net.WebSockets;
 using System.Text;
 using System.Text.Json;
 
@@ -7,14 +8,15 @@ namespace YandexMusic.API.Common.Ynison;
 /// <summary>WebSocket-клиент для взаимодействия с протоколом Ynison.</summary>
 public class YnisonWebSocket : IDisposable
 {
-    private readonly ClientWebSocket _socketClient = new();
+    private ClientWebSocket? _socketClient;
     private CancellationTokenSource? _cancellationTokenSource;
     private CancellationToken _cancellationToken;
     private readonly StringBuilder _data = new();
     private const int BufferSize = 4096;
+    private readonly IWebProxy? _proxy;
 
     /// <summary>Флаг, указывает, открыто ли соединение.</summary>
-    public bool IsConnected => _socketClient.State == WebSocketState.Open;
+    public bool IsConnected => _socketClient?.State == WebSocketState.Open;
 
     /// <summary>Событие получения сообщения.</summary>
     public event EventHandler<ReceiveEventArgs>? OnReceive;
@@ -25,19 +27,25 @@ public class YnisonWebSocket : IDisposable
     /// <summary>Аргументы события получения данных.</summary>
     public class ReceiveEventArgs : EventArgs
     {
-        /// <summary>Полученные данные (JSON-строка).</summary>
         public string Data { get; init; } = null!;
     }
 
     /// <summary>Аргументы события закрытия соединения.</summary>
     public class CloseEventArgs : EventArgs
     {
-        /// <summary>Статус закрытия.</summary>
         public WebSocketCloseStatus? Status { get; init; }
-        /// <summary>Описание причины закрытия.</summary>
         public string? Description { get; init; }
     }
 
+    /// <summary>
+    /// Инициализирует новый экземпляр WebSocket-клиента.
+    /// </summary>
+    /// <param name="proxy">Прокси-сервер (опционально).</param>
+    public YnisonWebSocket(IWebProxy? proxy = null)
+    {
+        _proxy = proxy;
+    }
+
     private static string GetProtocolData(string deviceId, string? redirectTicket)
     {
         var deviceInfo = new Dictionary<string, object>
@@ -57,6 +65,9 @@ public class YnisonWebSocket : IDisposable
 
     private async Task<string> ReadSocketContentAsync()
     {
+        if (_socketClient == null)
+            throw new InvalidOperationException("WebSocket не инициализирован");
+
         var buffer = new byte[BufferSize];
         WebSocketReceiveResult result;
         do
@@ -68,17 +79,19 @@ public class YnisonWebSocket : IDisposable
     }
 
     /// <summary>Подключается к WebSocket.</summary>
-    /// <param name="storage">Хранилище авторизации.</param>
+    /// <param name="storage">Хранилище авторизации (для токена и deviceId).</param>
     /// <param name="url">URL WebSocket.</param>
     /// <param name="redirectTicket">Тикет перенаправления (опционально).</param>
     public async Task ConnectAsync(AuthStorage storage, string url, string? redirectTicket = null)
     {
+        _socketClient = new ClientWebSocket();
         _socketClient.Options.AddSubProtocol("Bearer");
         var protocolData = GetProtocolData(storage.DeviceId, redirectTicket);
         _socketClient.Options.SetRequestHeader("Sec-WebSocket-Protocol", $"Bearer, v2, {protocolData}");
         _socketClient.Options.SetRequestHeader("Origin", "https://music.yandex.ru");
         _socketClient.Options.SetRequestHeader("Authorization", $"OAuth {storage.Token}");
-        _socketClient.Options.Proxy = storage.Context.WebProxy;
+        if (_proxy != null)
+            _socketClient.Options.Proxy = _proxy;
 
         _cancellationTokenSource = new CancellationTokenSource();
         _cancellationToken = _cancellationTokenSource.Token;
@@ -89,7 +102,7 @@ public class YnisonWebSocket : IDisposable
     /// <summary>Начинает асинхронный приём сообщений.</summary>
     public async Task BeginReceiveAsync()
     {
-        if (_socketClient.State != WebSocketState.Open)
+        if (_socketClient == null || _socketClient.State != WebSocketState.Open)
             return;
 
         try
@@ -116,9 +129,11 @@ public class YnisonWebSocket : IDisposable
     }
 
     /// <summary>Отправляет JSON-сообщение.</summary>
-    /// <param name="json">JSON-строка.</param>
     public async ValueTask SendAsync(string json)
     {
+        if (_socketClient == null)
+            throw new InvalidOperationException("WebSocket не инициализирован");
+
         var bytes = Encoding.UTF8.GetBytes(json);
         await _socketClient.SendAsync(new ArraySegment<byte>(bytes), WebSocketMessageType.Text, true, _cancellationToken);
     }
@@ -127,16 +142,14 @@ public class YnisonWebSocket : IDisposable
     public async Task StopReceiveAsync()
     {
         if (_cancellationTokenSource != null && !_cancellationTokenSource.IsCancellationRequested)
-        {
             await _cancellationTokenSource.CancelAsync();
-        }
     }
 
     /// <summary>Освобождает ресурсы.</summary>
     public void Dispose()
     {
         _cancellationTokenSource?.Dispose();
-        _socketClient.Dispose();
+        _socketClient?.Dispose();
         GC.SuppressFinalize(this);
     }
 }

YandexMusic.API/Converters/IntToStringConverter.cs

@@ -3,7 +3,7 @@ using System.Text.Json.Serialization;
 
 namespace YandexMusic.API.Converters;
 
-public class IntToStringConverter : JsonConverter<string>
+internal class IntToStringConverter : JsonConverter<string>
 {
     public override string Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
     {

YandexMusic.API/Converters/StringToIntConverter.cs

@@ -0,0 +1,42 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace YandexMusic.API.Converters;
+
+internal class StringToIntConverter : JsonConverter<int>
+{
+    public override int Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    {
+        // Если текущий токен — строка
+        if (reader.TokenType == JsonTokenType.String)
+        {
+            string? stringValue = reader.GetString();
+            if (string.IsNullOrEmpty(stringValue))
+            {
+                throw new JsonException("Строка не может быть пустой или null для преобразования в int.");
+            }
+
+            // Пробуем распарсить с учётом возможных пробелов и инвариантной культуры
+            if (int.TryParse(stringValue.Trim(), out int result))
+            {
+                return result;
+            }
+
+            throw new JsonException($"Невозможно преобразовать строку \"{stringValue}\" в int.");
+        }
+
+        // Если токен — число (стандартное поведение)
+        if (reader.TokenType == JsonTokenType.Number)
+        {
+            return reader.GetInt32();
+        }
+
+        throw new JsonException($"Ожидалась строка или число, получен {reader.TokenType}.");
+    }
+
+    public override void Write(Utf8JsonWriter writer, int value, JsonSerializerOptions options)
+    {
+        // Записываем число как обычное JSON-число
+        writer.WriteNumberValue(value);
+    }
+}

YandexMusic.API/Extensions/API/YAlbumExtensionsAsync.cs

@@ -3,27 +3,31 @@ using YandexMusic.API.Models.Album;
 namespace YandexMusic.API.Extensions.API;
 
 /// <summary>
-/// Методы-расширения для альбома
+/// Методы-расширения для альбома.
 /// </summary>
-public static partial class YAlbumExtensions
+public static class YAlbumExtensions
 {
+    /// <summary>
+    /// Получает полную информацию об альбоме вместе с треками (если ещё не загружены).
+    /// </summary>
     public static async Task<YAlbum> WithTracksAsync(this YAlbum album)
     {
-        return album.Volumes != null
-            ? album
-            : (await album.Context.API.Album.GetAsync(album.Context.Storage, album.Id))
-                .Result;
+        if (album.Volumes != null)
+            return album;
+
+        var result = await album.Context.API.Album.GetAsync(album.Id);
+        return result ?? album;
     }
 
-    public static async Task<string> AddLikeAsync(this YAlbum album)
-    {
-        return (await album.Context.API.Library.AddAlbumLikeAsync(album.Context.Storage, album))
-            .Result;
-    }
+    /// <summary>
+    /// Добавляет альбом в список лайкнутых.
+    /// </summary>
+    public static async Task<string?> AddLikeAsync(this YAlbum album)
+        => await album.Context.API.Library.AddAlbumLikeAsync(album);
 
-    public static async Task<string> RemoveLikeAsync(this YAlbum album)
-    {
-        return (await album.Context.API.Library.RemoveAlbumLikeAsync(album.Context.Storage, album))
-            .Result;
-    }
-}
+    /// <summary>
+    /// Удаляет альбом из списка лайкнутых.
+    /// </summary>
+    public static async Task<string?> RemoveLikeAsync(this YAlbum album)
+        => await album.Context.API.Library.RemoveAlbumLikeAsync(album);
+}

YandexMusic.API/Extensions/API/YArtistExtensionsAsync.cs

@@ -4,37 +4,37 @@ using YandexMusic.API.Models.Track;
 namespace YandexMusic.API.Extensions.API;
 
 /// <summary>
-/// Методы-расширения для исполнителя
+/// Методы-расширения для исполнителя.
 /// </summary>
-public static partial class YArtistExtensions
+public static class YArtistExtensions
 {
-    public static async Task<YArtistBriefInfo> BriefInfoAsync(this YArtist artist)
-    {
-        return (await artist.Context.API.Artist.GetAsync(artist.Context.Storage, artist.Id))
-            .Result;
-    }
+    /// <summary>
+    /// Получает расширенную информацию об исполнителе.
+    /// </summary>
+    public static async Task<YArtistBriefInfo?> BriefInfoAsync(this YArtist artist)
+        => await artist.Context.API.Artist.GetAsync(artist.Id);
 
-    public static async Task<YTracksPage> GetTracksAsync(this YArtist artist, int page = 0, int pageSize = 20)
-    {
-        return (await artist.Context.API.Artist.GetTracksAsync(artist.Context.Storage, artist.Id, page, pageSize))
-            .Result;
-    }
+    /// <summary>
+    /// Получает страницу треков исполнителя.
+    /// </summary>
+    public static async Task<YTracksPage?> GetTracksAsync(this YArtist artist, int page = 0, int pageSize = 20)
+        => await artist.Context.API.Artist.GetTracksAsync(artist.Id, page, pageSize);
 
-    public static async Task<List<YTrack>> GetAllTracksAsync(this YArtist artist)
-    {
-        return (await artist.Context.API.Artist.GetAllTracksAsync(artist.Context.Storage, artist.Id))
-            .Result.Tracks;
-    }
+    /// <summary>
+    /// Получает все треки исполнителя.
+    /// </summary>
+    public static async Task<List<YTrack>?> GetAllTracksAsync(this YArtist artist)
+        => (await artist.Context.API.Artist.GetAllTracksAsync(artist.Id))?.Tracks;
 
-    public static async Task<string> AddLikeAsync(this YArtist artist)
-    {
-        return (await artist.Context.API.Library.AddArtistLikeAsync(artist.Context.Storage, artist))
-            .Result;
-    }
+    /// <summary>
+    /// Добавляет исполнителя в список лайкнутых.
+    /// </summary>
+    public static async Task<string?> AddLikeAsync(this YArtist artist)
+        => await artist.Context.API.Library.AddArtistLikeAsync(artist);
 
-    public static async Task<string> RemoveLikeAsync(this YArtist artist)
-    {
-        return (await artist.Context.API.Library.RemoveArtistLikeAsync(artist.Context.Storage, artist))
-            .Result;
-    }
-}
+    /// <summary>
+    /// Удаляет исполнителя из списка лайкнутых.
+    /// </summary>
+    public static async Task<string?> RemoveLikeAsync(this YArtist artist)
+        => await artist.Context.API.Library.RemoveArtistLikeAsync(artist);
+}

YandexMusic.API/Extensions/API/YPlaylistExtensionsAsync.cs

@@ -4,73 +4,66 @@ using YandexMusic.API.Models.Track;
 namespace YandexMusic.API.Extensions.API;
 
 /// <summary>
-/// Методы-расширения для плейлиста
+/// Методы-расширения для плейлиста.
 /// </summary>
-public static partial class YPlaylistExtensions
+public static class YPlaylistExtensions
 {
-    private static bool CheckUser(YPlaylist playlist)
+    private static bool IsOwner(YPlaylist playlist)
+        => playlist.Owner.Uid == playlist.Context.Storage.User.Uid;
+
+    /// <summary>
+    /// Получает полную информацию о плейлисте вместе с треками.
+    /// </summary>
+    public static async Task<YPlaylist?> WithTracksAsync(this YPlaylist playlist)
     {
-        return playlist.Owner.Uid == playlist.Context.Storage.User.Uid;
+        if (playlist.Tracks != null)
+            return playlist;
+        return await playlist.Context.API.Playlist.GetAsync(playlist);
     }
 
-    public static async Task<YPlaylist> WithTracksAsync(this YPlaylist playlist)
-    {
-        return playlist.Tracks != null
-            ? playlist
-            : (await playlist.Context.API.Playlist.GetAsync(playlist.Context.Storage, playlist))
-                .Result;
-    }
+    /// <summary>
+    /// Добавляет плейлист в список лайкнутых.
+    /// </summary>
+    public static async Task<string?> AddLikeAsync(this YPlaylist playlist)
+        => await playlist.Context.API.Library.AddPlaylistLikeAsync(playlist);
 
-    public static async Task<string> AddLikeAsync(this YPlaylist playlist)
-    {
-        return (await playlist.Context.API.Library.AddPlaylistLikeAsync(playlist.Context.Storage, playlist))
-            .Result;
-    }
+    /// <summary>
+    /// Удаляет плейлист из списка лайкнутых.
+    /// </summary>
+    public static async Task<string?> RemoveLikeAsync(this YPlaylist playlist)
+        => await playlist.Context.API.Library.RemovePlaylistLikeAsync(playlist);
 
-    public static async Task<string> RemoveLikeAsync(this YPlaylist playlist)
-    {
-        return (await playlist.Context.API.Library.RemovePlaylistLikeAsync(playlist.Context.Storage, playlist))
-            .Result;
-    }
-
-    public static async Task<YPlaylist> RenameAsync(this YPlaylist playlist, string newName)
-    {
-        return CheckUser(playlist)
-            ? (await playlist.Context.API.Playlist.RenameAsync(playlist.Context.Storage, playlist, newName))
-                .Result
-            : playlist;
-    }
+    /// <summary>
+    /// Переименовывает плейлист (только для владельца).
+    /// </summary>
+    public static async Task<YPlaylist?> RenameAsync(this YPlaylist playlist, string newName)
+        => IsOwner(playlist) ? await playlist.Context.API.Playlist.RenameAsync(playlist, newName) : playlist;
 
+    /// <summary>
+    /// Удаляет плейлист (только для владельца).
+    /// </summary>
     public static async Task<bool> DeleteAsync(this YPlaylist playlist)
+        => IsOwner(playlist) && await playlist.Context.API.Playlist.DeleteAsync(playlist);
+
+    /// <summary>
+    /// Вставляет треки в начало плейлиста (только для владельца).
+    /// </summary>
+    public static async Task<YPlaylist?> InsertTracksAsync(this YPlaylist playlist, params YTrack[] tracks)
+        => IsOwner(playlist) ? await playlist.Context.API.Playlist.InsertTracksAsync(playlist, tracks) : playlist;
+
+    /// <summary>
+    /// Удаляет треки из плейлиста (только для владельца).
+    /// </summary>
+    public static async Task<YPlaylist?> RemoveTracksAsync(this YPlaylist playlist, params YTrack[] tracks)
+        => IsOwner(playlist) ? await playlist.Context.API.Playlist.DeleteTracksAsync(playlist, tracks) : playlist;
+
+    /// <summary>
+    /// Загружает трек в плейлист (только для владельца).
+    /// </summary>
+    public static async Task<bool> UploadTrackAsync(this YPlaylist playlist, string filePath, string fileName)
     {
-        return CheckUser(playlist) && await playlist.Context.API.Playlist.DeleteAsync(playlist.Context.Storage, playlist);
+        if (!IsOwner(playlist)) return false;
+        var result = await playlist.Context.API.UserGeneratedContent.UploadTrackToPlaylistAsync(playlist, fileName, filePath);
+        return result == "CREATED";
     }
-
-    public static async Task<YPlaylist> InsertTracksAsync(this YPlaylist playlist, params YTrack[] tracks)
-    {
-        return CheckUser(playlist)
-            ? (await playlist.Context.API.Playlist.InsertTracksAsync(playlist.Context.Storage, playlist, tracks))
-                .Result
-            : playlist;
-    }
-
-    public static async Task<YPlaylist> RemoveTracksAsync(this YPlaylist playlist, params YTrack[] tracks)
-    {
-        return CheckUser(playlist)
-            ? (await playlist.Context.API.Playlist.DeleteTracksAsync(playlist.Context.Storage, playlist, tracks))
-                .Result
-            : playlist;
-    }
-
-    public static async Task<bool> UploadTracksAsync(this YPlaylist playlist, string filePath, string fileName)
-    {
-        if (!CheckUser(playlist))
-            return false;
-
-        string target = (await playlist.Context.API.UserGeneratedContent.GetUgcUploadLinkAsync(playlist.Context.Storage, playlist, fileName))
-            .PostTarget;
-
-        return (await playlist.Context.API.UserGeneratedContent.UploadUgcTrackAsync(playlist.Context.Storage, target, filePath))
-            .Result == "CREATED";
-    }
-}
+}

YandexMusic.API/Extensions/API/YStationResultExtensionsAsync.cs

@@ -4,24 +4,25 @@ using YandexMusic.API.Models.Track;
 namespace YandexMusic.API.Extensions.API;
 
 /// <summary>
-/// Методы-расширения для радиостанции
+/// Методы-расширения для радиостанции.
 /// </summary>
-public static partial class YStationResultExtensions
+public static class YStationResultExtensions
 {
-    public static async Task<List<YSequenceItem>> GetTracksAsync(this YStation station, string prevTrackId = "")
-    {
-        return (await station.Context.API.Radio.GetStationTracksAsync(station.Context.Storage, station, prevTrackId))
-            .Result.Sequence;
-    }
+    /// <summary>
+    /// Получает список треков для радиостанции.
+    /// </summary>
+    public static async Task<List<YSequenceItem>?> GetTracksAsync(this YStation station, string prevTrackId = "")
+        => (await station.Context.API.Radio.GetStationTracksAsync(station, prevTrackId))?.Sequence;
 
-    public static async Task<string> SetSettings2Async(this YStation station, YStationSettings2 settings)
-    {
-        return (await station.Context.API.Radio.SetStationSettings2Async(station.Context.Storage, station, settings))
-            .Result;
-    }
+    /// <summary>
+    /// Устанавливает настройки станции.
+    /// </summary>
+    public static async Task<string?> SetSettings2Async(this YStation station, YStationSettings2 settings)
+        => await station.Context.API.Radio.SetStationSettings2Async(station, settings);
 
-    public static Task<string> SendFeedBackAsync(this YStation station, YStationFeedbackType type, YTrack track = null, string batchId = "", double totalPlayedSeconds = 0)
-    {
-        return station.Context.API.Radio.SendStationFeedBackAsync(station.Context.Storage, station, type, track, batchId, totalPlayedSeconds);
-    }
-}
+    /// <summary>
+    /// Отправляет обратную связь о прослушивании.
+    /// </summary>
+    public static Task<string?> SendFeedbackAsync(this YStation station, YStationFeedbackType type, YTrack? track = null, string batchId = "", double totalPlayedSeconds = 0)
+        => station.Context.API.Radio.SendStationFeedbackAsync(station, type, track, batchId, totalPlayedSeconds);
+}

YandexMusic.API/Extensions/API/YTrackExtensionsAsync.cs

@@ -3,58 +3,61 @@ using YandexMusic.API.Models.Track;
 namespace YandexMusic.API.Extensions.API;
 
 /// <summary>
-/// Методы-расширения для трека
+/// Методы-расширения для трека.
 /// </summary>
-public static partial class YTrackExtensions
+public static class YTrackExtensions
 {
-    public static Task<string> GetLinkAsync(this YTrack track)
-    {
-        return track.Context.API.Track.GetFileLinkAsync(track.Context.Storage, track);
-    }
+    /// <summary>
+    /// Получает прямую ссылку на скачивание трека.
+    /// </summary>
+    public static Task<string?> GetLinkAsync(this YTrack track)
+        => track.Context.API.Track.GetFileLinkAsync(track);
 
+    /// <summary>
+    /// Сохраняет трек в файл.
+    /// </summary>
     public static Task SaveAsync(this YTrack track, string filePath)
-    {
-        return track.Context.API.Track.ExtractToFileAsync(track.Context.Storage, track, filePath);
-    }
+        => track.Context.API.Track.ExtractToFileAsync(track, filePath);
 
-    public static async Task<int> AddLikeAsync(this YTrack track)
-    {
-        return (await track.Context.API.Library.AddTrackLikeAsync(track.Context.Storage, track))
-            .Result.Revision;
-    }
+    /// <summary>
+    /// Добавляет трек в список лайкнутых.
+    /// </summary>
+    public static async Task<int?> AddLikeAsync(this YTrack track)
+        => await track.Context.API.Library.AddTrackLikeAsync(track);
 
-    public static async Task<int> RemoveLikeAsync(this YTrack track)
-    {
-        return (await track.Context.API.Library.RemoveTrackLikeAsync(track.Context.Storage, track))
-            .Result.Revision;
-    }
+    /// <summary>
+    /// Удаляет трек из списка лайкнутых.
+    /// </summary>
+    public static async Task<int?> RemoveLikeAsync(this YTrack track)
+        => await track.Context.API.Library.RemoveTrackLikeAsync(track);
 
-    public static async Task<int> AddDislikeAsync(this YTrack track)
-    {
-        return (await track.Context.API.Library.AddTrackDislikeAsync(track.Context.Storage, track))
-            .Result.Revision;
-    }
+    /// <summary>
+    /// Добавляет трек в список дизлайкнутых.
+    /// </summary>
+    public static async Task<int?> AddDislikeAsync(this YTrack track)
+        => await track.Context.API.Library.AddTrackDislikeAsync(track);
 
-    public static async Task<int> RemoveDislikeAsync(this YTrack track)
-    {
-        return (await track.Context.API.Library.RemoveTrackDislikeAsync(track.Context.Storage, track))
-            ?.Result.Revision ?? -1;
-    }
+    /// <summary>
+    /// Удаляет трек из списка дизлайкнутых.
+    /// </summary>
+    public static async Task<int?> RemoveDislikeAsync(this YTrack track)
+        => await track.Context.API.Library.RemoveTrackDislikeAsync(track);
 
-    public static Task<string> SendPlayTrackInfoAsync(this YTrack track, string from, bool fromCache = false, string playId = "", string playlistId = "", double totalPlayedSeconds = 0, double endPositionSeconds = 0)
-    {
-        return track.Context.API.Track.SendPlayTrackInfoAsync(track.Context.Storage, track, from, fromCache, playId, playlistId, totalPlayedSeconds);
-    }
+    /// <summary>
+    /// Отправляет информацию о воспроизведении трека.
+    /// </summary>
+    public static Task<string?> SendPlayTrackInfoAsync(this YTrack track, string from, bool fromCache = false, string playId = "", string playlistId = "", double totalPlayedSeconds = 0, double endPositionSeconds = 0)
+        => track.Context.API.Track.SendPlayTrackInfoAsync(track, from, fromCache, playId, playlistId, totalPlayedSeconds, endPositionSeconds);
 
-    public static async Task<YTrackSupplement> SupplementAsync(this YTrack track)
-    {
-        return (await track.Context.API.Track.GetSupplementAsync(track.Context.Storage, track))
-            .Result;
-    }
+    /// <summary>
+    /// Получает дополнительную информацию о треке.
+    /// </summary>
+    public static async Task<YTrackSupplement?> SupplementAsync(this YTrack track)
+        => await track.Context.API.Track.GetSupplementAsync(track);
 
-    public static async Task<YTrackSimilar> SimilarAsync(this YTrack track)
-    {
-        return (await track.Context.API.Track.GetSimilarAsync(track.Context.Storage, track))
-            .Result;
-    }
-}
+    /// <summary>
+    /// Получает похожие треки.
+    /// </summary>
+    public static async Task<YTrackSimilar?> SimilarAsync(this YTrack track)
+        => await track.Context.API.Track.GetSimilarAsync(track);
+}

YandexMusic.API/Extensions/HttpRequestHeaderExtensions.cs

@@ -1,11 +0,0 @@
-using System.Net;
-
-namespace YandexMusic.API.Extensions;
-
-public static class HttpRequestHeaderExtensions
-{
-    public static string GetName(this HttpRequestHeader header)
-    {
-        return header.ToString().SplitByCapitalLetter("-");
-    }
-}

YandexMusic.API/Extensions/StringExtensions.cs

@@ -1,49 +0,0 @@
-using System.Text.RegularExpressions;
-
-namespace YandexMusic.API.Extensions;
-
-public static class StringExtensions
-{
-    public static string ReplaceRegex(this string str, string regExpr, string replStr, RegexOptions options = RegexOptions.IgnoreCase)
-    {
-        return str == null
-            ? string.Empty
-            : Regex.Replace(str, regExpr, replStr);
-    }
-
-    public static string SplitByCapitalLetter(this string str, string delimiter)
-    {
-        return string.Join(delimiter, Regex.Matches(str, @"([A-Z]+)(?=([A-Z][a-z]|$)) | [A-Z][a-z].+?(?=([A-Z]|$))", RegexOptions.IgnorePatternWhitespace)
-            .Cast<Match>()
-            .Select(m => m.ToString()));
-    }
-
-    /// <summary>
-    /// Проверяет соответствие регулярному выражению
-    /// </summary>
-    public static bool IsMatch(this string str, string pattern, RegexOptions options)
-    {
-        return Regex.IsMatch(str, pattern, options);
-    }
-
-    /// <summary>
-    /// Проверяет соответствие регулярному выражению
-    /// </summary>
-    public static bool IsMatch(this string str, string pattern)
-    {
-        return IsMatch(str, pattern, RegexOptions.IgnoreCase);
-    }
-
-    /// <summary>
-    /// Возвращает совпадения для регулярного выражения
-    /// </summary>
-    public static string[] GetMatches(this string str, string pattern, RegexOptions options = RegexOptions.IgnoreCase)
-    {
-        return str.IsMatch(pattern, options)
-            ? Regex.Matches(str, pattern, options)
-                .Cast<Match>()
-                .Select(m => m.Value)
-                .ToArray()
-            : new string[] { };
-    }
-}

YandexMusic.API/Models/Account/YAuthEmpty.cs

@@ -0,0 +1,5 @@
+namespace YandexMusic.API.Models.Account;
+
+public class YAuthEmpty
+{
+}

YandexMusic.API/Models/Account/YAuthQr.cs

@@ -9,4 +9,4 @@ public class YAuthQR : YAuthBase
 
     [JsonPropertyName("csrf_token")]
     public string CsrfToken { get; set; }
-}
+}

YandexMusic.API/Models/Account/YAuthToken.cs

@@ -9,4 +9,9 @@ public class YAuthToken
 
     [JsonPropertyName("track_id")]
     public string TrackId { get; set; }
+
+    [JsonPropertyName("process_uuid")]
+    public string ProcessUuid { get; set; }
+
+    public Dictionary<string, string> Cookie { get; set; } = new();
 }

YandexMusic.API/Models/Artist/YArtistBriefInfo.cs

@@ -1,4 +1,3 @@
-using System.Text.Json.Serialization;
 using YandexMusic.API.Models.Album;
 using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Common.Cover;
@@ -11,7 +10,6 @@ public class YArtistBriefInfo
 {
     public YButton ActionButton { get; set; }
     public List<YAlbum> Albums { get; set; }
-    [JsonConverter(typeof(YCoverConverter))]
     public List<YCover> AllCovers { get; set; }
     public List<YAlbum> AlsoAlbums { get; set; }
     public YArtist Artist { get; set; }

YandexMusic.API/Models/Common/Cover/YCover.cs

@@ -1,33 +1,7 @@
-using System.Text.Json;
 using System.Text.Json.Serialization;
 
 namespace YandexMusic.API.Models.Common.Cover;
 
-public class YCoverConverter : JsonConverter<YCover>
-{
-    public override YCover? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
-    {
-        if (reader.TokenType != JsonTokenType.StartObject) return null;
-        using var doc = JsonDocument.ParseValue(ref reader);
-        var root = doc.RootElement;
-        var type = root.TryGetProperty("type", out var t) ? t.GetString() : null;
-        if (root.TryGetProperty("error", out _)) type = "error";
-
-        return type switch
-        {
-            "color" => JsonSerializer.Deserialize<YCoverColor>(root.GetRawText(), options),
-            "error" => JsonSerializer.Deserialize<YCoverError>(root.GetRawText(), options),
-            "from-artist-photos" or "from-album-cover" => JsonSerializer.Deserialize<YCoverImage>(root.GetRawText(), options),
-            "pic" => JsonSerializer.Deserialize<YCoverPic>(root.GetRawText(), options),
-            "mosaic" => JsonSerializer.Deserialize<YCoverMosaic>(root.GetRawText(), options),
-            _ => new YCover() { Type = YCoverType.Error }
-        };
-    }
-
-    public override void Write(Utf8JsonWriter writer, YCover value, JsonSerializerOptions options)
-        => JsonSerializer.Serialize(writer, value, options);
-}
-
 [JsonConverter(typeof(YCoverConverter))]
 public class YCover
 {

YandexMusic.API/Models/Common/Cover/YCoverConverter.cs

@@ -0,0 +1,29 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace YandexMusic.API.Models.Common.Cover;
+
+public class YCoverConverter : JsonConverter<YCover>
+{
+    public override YCover? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
+    {
+        if (reader.TokenType != JsonTokenType.StartObject) return null;
+        using var doc = JsonDocument.ParseValue(ref reader);
+        var root = doc.RootElement;
+        var type = root.TryGetProperty("type", out var t) ? t.GetString() : null;
+        if (root.TryGetProperty("error", out _)) type = "error";
+
+        return type switch
+        {
+            "color" => JsonSerializer.Deserialize<YCoverColor>(root.GetRawText(), options),
+            "error" => JsonSerializer.Deserialize<YCoverError>(root.GetRawText(), options),
+            "from-artist-photos" or "from-album-cover" => JsonSerializer.Deserialize<YCoverImage>(root.GetRawText(), options),
+            "pic" => JsonSerializer.Deserialize<YCoverPic>(root.GetRawText(), options),
+            "mosaic" => JsonSerializer.Deserialize<YCoverMosaic>(root.GetRawText(), options),
+            _ => new YCover() { Type = YCoverType.Error }
+        };
+    }
+
+    public override void Write(Utf8JsonWriter writer, YCover value, JsonSerializerOptions options)
+        => JsonSerializer.Serialize(writer, value, options);
+}

YandexMusic.API/Models/Common/YExecutionContext.cs

@@ -2,11 +2,15 @@ using YandexMusic.API.Common;
 
 namespace YandexMusic.API.Models.Common;
 
-/// <summary>Контекст выполнения, содержащий ссылки на API и хранилище.</summary>
+/// <summary>
+/// Контекст выполнения, содержащий ссылки на API и хранилище.
+/// Используется в моделях для вызова методов расширения.
+/// </summary>
 public class YExecutionContext
 {
     /// <summary>Экземпляр основного API.</summary>
     public YandexMusicApi API { get; internal set; } = null!;
+
     /// <summary>Хранилище данных авторизации.</summary>
     public AuthStorage Storage { get; internal set; } = null!;
 }

YandexMusic.API/Models/Common/YExecutionContextConverter.cs

@@ -1,24 +1,34 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
 using YandexMusic.API.Common;
+using YandexMusic.API.Models.Common;
 
-namespace YandexMusic.API.Models.Common;
+namespace YandexMusic.API.Converters;
 
-/// <summary>Конвертер для внедрения контекста выполнения (API и хранилище) в модели.</summary>
+/// <summary>
+/// Конвертер для внедрения контекста выполнения (API и хранилище) в модели, наследуемые от YBaseModel.
+/// </summary>
 public class YExecutionContextConverter : JsonConverter<object>
 {
     private readonly YandexMusicApi _api;
     private readonly AuthStorage _storage;
 
+    /// <summary>
+    /// Инициализирует новый экземпляр конвертера.
+    /// </summary>
+    /// <param name="api">Экземпляр основного API.</param>
+    /// <param name="storage">Хранилище авторизации.</param>
     public YExecutionContextConverter(YandexMusicApi api, AuthStorage storage)
     {
         _api = api;
         _storage = storage;
     }
 
+    /// <inheritdoc />
     public override bool CanConvert(Type typeToConvert) =>
         typeof(YBaseModel).IsAssignableFrom(typeToConvert);
 
+    /// <inheritdoc />
     public override object? Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
     {
         // Убираем этот конвертер из опций, чтобы избежать рекурсии
@@ -33,6 +43,7 @@ public class YExecutionContextConverter : JsonConverter<object>
         return obj;
     }
 
+    /// <inheritdoc />
     public override void Write(Utf8JsonWriter writer, object value, JsonSerializerOptions options)
     {
         var innerOptions = new JsonSerializerOptions(options);

YandexMusic.API/Requests/Account/YGetAuthAppPasswordBuilder.cs

@@ -1,26 +1,19 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Post, "registration-validations/auth/multi_step/commit_password")]
-internal class YGetAuthAppPasswordBuilder : YRequestBuilder<YAuthBase, string>
+internal class YGetAuthAppPasswordBuilder : YAuthRequestBuilder<YAuthBase?, string>
 {
-    public YGetAuthAppPasswordBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(string tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "csrf_token", storage.AuthToken.CsfrToken },
-            { "track_id", storage.AuthToken.TrackId },
-            { "password", tuple },
+    public YGetAuthAppPasswordBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "registration-validations/auth/multi_step/commit_password";
+    protected override HttpContent? GetContent(string password)
+        => new FormUrlEncodedContent(new Dictionary<string, string>
+        {
+            { "csrf_token", Api.Storage.AuthToken.CsfrToken },
+            { "track_id", Api.Storage.AuthToken.TrackId },
+            { "password", password },
             { "retpath", "https://passport.yandex.ru/am/finish?status=ok&from=Login" }
         });
-    }
 }

YandexMusic.API/Requests/Account/YGetAuthCaptchaBuilder.cs

@@ -1,29 +1,13 @@
 using System.Net;
-using System.Net.Http.Headers;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
+using YandexMusic.API.Models.Account;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Post, "registration-validations/textcaptcha")]
-internal class YGetAuthCaptchaBuilder : YRequestBuilder<Models.Account.YAuthCaptcha, string>
+internal class YGetAuthCaptchaBuilder : YAuthRequestBuilder<YAuthCaptcha?, object>
 {
-    public YGetAuthCaptchaBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(string tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "csrf_token", storage.AuthToken.CsfrToken },
-            { "track_id", storage.AuthToken.TrackId },
-        });
-    }
-
-    protected override void SetCustomHeaders(HttpRequestHeaders headers)
-    {
-        headers.Add("X-Requested-With", "XMLHttpRequest");
-    }
+    public YGetAuthCaptchaBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "registration-validations/textcaptcha";
+    protected override HttpContent? GetContent(object _)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "csrf_token", Api.Storage.AuthToken.CsfrToken }, { "track_id", Api.Storage.AuthToken.TrackId } });
 }

YandexMusic.API/Requests/Account/YGetAuthCookiesBuilder.cs

@@ -1,36 +1,14 @@
 using System.Net;
-using System.Net.Http.Headers;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
 using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YMobileProxyRequest(WebRequestMethods.Http.Post, "1/bundle/oauth/token_by_sessionid")]
-internal class YGetAuthCookiesBuilder : YRequestBuilder<YAccessToken, string>
+internal class YGetAuthCookiesBuilder : YAuthRequestBuilder<YAccessToken?, object>
 {
-    public YGetAuthCookiesBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override void SetCustomHeaders(HttpRequestHeaders headers)
-    {
-        CookieCollection cookieCollection = new() {
-            storage.Context.Cookies.GetCookies(new Uri("https://yandex.ru/")),
-            storage.Context.Cookies.GetCookies(new Uri("https://passport.yandex.ru/"))
-        };
-
-        headers.Add("Ya-Client-Cookie", string.Join(";", cookieCollection.Select(c => $"{c.Name}={c.Value}")));
-        headers.Add("Ya-Client-Host", "passport.yandex.ru");
-    }
-
-    protected override HttpContent GetContent(string tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "client_id", YConstants.XClientId },
-            { "client_secret", YConstants.XClientSecret }
-        });
-    }
+    public YGetAuthCookiesBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "1/bundle/oauth/token_by_sessionid";
+    protected override HttpContent? GetContent(object _)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "client_id", YConstants.XClientId }, { "client_secret", YConstants.XClientSecret } });
 }

YandexMusic.API/Requests/Account/YGetAuthInfoBuilder.cs

@@ -1,17 +1,11 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YApiRequest(WebRequestMethods.Http.Get, "account/status")]
-public class YGetAuthInfoBuilder : YRequestBuilder<YResponse<YAccountResult>, object>
+internal class YGetAuthInfoBuilder : YMusicRequestBuilder<YAccountResult?, object>
 {
-    public YGetAuthInfoBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
+    public YGetAuthInfoBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "account/status";
 }

YandexMusic.API/Requests/Account/YGetAuthLetterBuilder.cs

@@ -1,29 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
+using YandexMusic.API.Models.Account;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Post, "registration-validations/auth/send_magic_letter")]
-internal class YGetAuthLetterBuilder : YRequestBuilder<Models.Account.YAuthLetter, string>
+internal class YGetAuthLetterBuilder : YAuthRequestBuilder<YAuthLetter?, object>
 {
-    public YGetAuthLetterBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(string tuple)
-    {
-        if (storage.AuthToken == null)
-        {
-            throw new Exception("Не найдена сессия входа.");
-        }
-
-        return new FormUrlEncodedContent(new Dictionary<string, string>
-        {
-            { "csrf_token", storage.AuthToken.CsfrToken },
-            { "track_id", storage.AuthToken.TrackId },
-        });
-    }
+    public YGetAuthLetterBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "registration-validations/auth/send_magic_letter";
+    protected override HttpContent? GetContent(object _)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "csrf_token", Api.Storage.AuthToken.CsfrToken }, { "track_id", Api.Storage.AuthToken.TrackId } });
 }

YandexMusic.API/Requests/Account/YGetAuthLoginCaptchaBuilder.cs

@@ -1,31 +1,13 @@
 using System.Net;
-using System.Net.Http.Headers;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Post, "registration-validations/checkHuman")]
-internal class YGetAuthLoginCaptchaBuilder : YRequestBuilder<YAuthBase, string>
+internal class YGetAuthLoginCaptchaBuilder : YAuthRequestBuilder<YAuthBase?, string>
 {
-    public YGetAuthLoginCaptchaBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(string tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "csrf_token", storage.AuthToken.CsfrToken },
-            { "track_id", storage.AuthToken.TrackId },
-            { "answer", tuple }
-        });
-    }
-
-    protected override void SetCustomHeaders(HttpRequestHeaders headers)
-    {
-        headers.Add("X-Requested-With", "XMLHttpRequest");
-    }
+    public YGetAuthLoginCaptchaBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "registration-validations/checkHuman";
+    protected override HttpContent? GetContent(string captchaAnswer)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "csrf_token", Api.Storage.AuthToken.CsfrToken }, { "track_id", Api.Storage.AuthToken.TrackId }, { "answer", captchaAnswer } });
 }

YandexMusic.API/Requests/Account/YGetAuthLoginLetterBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Post, "auth/letter/status/")]
-internal class YGetAuthLoginLetterBuilder : YRequestBuilder<YAuthLetterStatus, string>
+internal class YGetAuthLoginLetterBuilder : YAuthRequestBuilder<YAuthLetterStatus?, object>
 {
-    public YGetAuthLoginLetterBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(string tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "csrf_token", storage.AuthToken.CsfrToken },
-            { "track_id", storage.AuthToken.TrackId },
-        });
-    }
+    public YGetAuthLoginLetterBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "auth/letter/status/";
+    protected override HttpContent? GetContent(object _)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "csrf_token", Api.Storage.AuthToken.CsfrToken }, { "track_id", Api.Storage.AuthToken.TrackId } });
 }

YandexMusic.API/Requests/Account/YGetAuthLoginQRBuilder.cs

@@ -1,24 +1,23 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Post, "auth/new/magic/status/")]
-internal class YGetAuthLoginQRBuilder : YRequestBuilder<YAuthQRStatus, string>
+internal class YGetAuthLoginQRBuilder : YAuthRequestBuilder<YAuthQRStatus, string>
 {
-    public YGetAuthLoginQRBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
+    public YGetAuthLoginQRBuilder(YandexMusicApi yandex) : base(yandex)
     {
     }
 
+    protected override string Method => WebRequestMethods.Http.Post;
+
+    protected override string PathTemplate => "auth/new/magic/status/";
+
     protected override HttpContent GetContent(string tuple)
     {
         return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "csrf_token", storage.AuthToken.CsfrToken },
-            { "track_id", storage.AuthToken.TrackId }
+            { "csrf_token", Api.Storage.AuthToken.CsfrToken },
+            { "track_id", Api.Storage.AuthToken.TrackId }
         });
     }
 }

YandexMusic.API/Requests/Account/YGetAuthLoginUserBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Post, "registration-validations/auth/multi_step/start")]
-internal class YGetAuthLoginUserBuilder : YRequestBuilder<YAuthTypes, (string token, string login)>
+internal class YGetAuthLoginUserBuilder : YAuthRequestBuilder<YAuthTypes?, (string token, string login)>
 {
-    public YGetAuthLoginUserBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent((string token, string login) tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "csrf_token", tuple.token },
-            { "login", tuple.login }
-        });
-    }
+    public YGetAuthLoginUserBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "registration-validations/auth/multi_step/start";
+    protected override HttpContent? GetContent((string token, string login) tuple)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "csrf_token", tuple.token }, { "login", tuple.login } });
 }

YandexMusic.API/Requests/Account/YGetAuthMethodsBuilder.cs

@@ -1,23 +1,13 @@
-using System.Collections.Specialized;
-using System.Net;
-
-using YandexMusic.API.Common;
+using System.Net;
 using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Get, "am")]
-internal class YGetAuthMethodsBuilder : YRequestBuilder<HttpResponseMessage, string>
+internal class YGetAuthMethodsBuilder : YRequestBuilder<object>
 {
-    public YGetAuthMethodsBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
+    public YGetAuthMethodsBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "am";
 
-    protected override NameValueCollection GetQueryParams(string tuple)
-    {
-        return new NameValueCollection {
-            { "app_platform", "android" }
-        };
-    }
+    protected override string BaseUrl => YConstants.Endpoints.PassportUrl;
 }

YandexMusic.API/Requests/Account/YGetAuthQRBuilder.cs

@@ -1,25 +1,19 @@
 using System.Net;
-
-using YandexMusic.API.Common;
+using System.Net.Http.Headers;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YPassportRequest(WebRequestMethods.Http.Post, "registration-validations/auth/password/submit")]
-internal class YGetAuthQRBuilder : YRequestBuilder<YAuthQR, string>
+internal class YGetAuthQRBuilder : YAuthRequestBuilder<YAuthQR?, object>
 {
-    public YGetAuthQRBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
+    public YGetAuthQRBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "pwl-yandex/api/passport/auth/password/submit";
+    protected override HttpContent? GetContent(object _)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "retpath", "" } });
+    protected override void SetCustomHeaders(HttpRequestHeaders headers)
     {
-    }
-
-    protected override HttpContent GetContent(string tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-                { "csrf_token", storage.AuthToken.CsfrToken },
-                { "retpath", "https://passport.yandex.ru/profile" },
-                { "with_code", "1" },
-            });
+        headers.Add("X-Csrf-Token", Api.Storage.AuthToken.CsfrToken);
+        headers.Add("Process-Uuid", Api.Storage.AuthToken.ProcessUuid);
     }
 }

YandexMusic.API/Requests/Account/YGetLoginInfoBuilder.cs

@@ -1,16 +1,11 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YLoginRequest(WebRequestMethods.Http.Get, "info")]
-public class YGetLoginInfoBuilder : YRequestBuilder<YLoginInfo, object>
+internal class YGetLoginInfoBuilder : YAuthRequestBuilder<YLoginInfo?, object>
 {
-    public YGetLoginInfoBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
+    public YGetLoginInfoBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "info";
 }

YandexMusic.API/Requests/Account/YGetMusicTokenBuilder.cs

@@ -1,35 +1,25 @@
 using System.Net;
 using System.Net.Http.Headers;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
 using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YOAuthMobile(WebRequestMethods.Http.Post, "/1/token")]
-internal class YGetMusicTokenBuilder : YRequestBuilder<YAccessToken, string>
+internal class YGetMusicTokenBuilder : YAuthRequestBuilder<YAccessToken?, object>
 {
-    public YGetMusicTokenBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(string tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string>
+    public YGetMusicTokenBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "/1/token";
+    protected override HttpContent? GetContent(object _)
+        => new FormUrlEncodedContent(new Dictionary<string, string>
         {
             { "client_id", YConstants.ClientId },
             { "client_secret", YConstants.ClientSecret },
             { "grant_type", "x-token" },
-            { "access_token", storage.AccessToken.AccessToken }
+            { "access_token", Api.Storage.AccessToken.AccessToken }
         });
-    }
-
     protected override void SetCustomHeaders(HttpRequestHeaders headers)
     {
         headers.Remove("Authorization");
-
-        base.SetCustomHeaders(headers);
     }
 }

YandexMusic.API/Requests/Account/YGetShortAccountInifoBuilder.cs

@@ -1,30 +1,19 @@
 using System.Collections.Specialized;
 using System.Net;
 using System.Net.Http.Headers;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Account;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Account;
 
-[YMobileProxyRequest(WebRequestMethods.Http.Get, "/1/bundle/account/short_info/")]
-internal class YGetShortAccountInifoBuilder : YRequestBuilder<YShortAccountInfo, object>
+internal class YGetShortAccountInfoBuilder : YAuthRequestBuilder<YShortAccountInfo?, object>
 {
-    public YGetShortAccountInifoBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override NameValueCollection GetQueryParams(object tuple)
-    {
-        return new NameValueCollection {
-            { "avatar_size", "islands-300" }
-        };
-    }
-
+    public YGetShortAccountInfoBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "1/bundle/account/short_info/";
+    protected override NameValueCollection GetQueryParams(object _)
+        => new() { { "avatar_size", "islands-300" } };
     protected override void SetCustomHeaders(HttpRequestHeaders headers)
     {
-        headers.Add("Ya-Consumer-Authorization", $"OAuth {storage.AccessToken.AccessToken}");
+        headers.Add("Ya-Consumer-Authorization", $"OAuth {Api.Storage.AccessToken.AccessToken}");
     }
 }

YandexMusic.API/Requests/Account/YPostAuthStats.cs

@@ -0,0 +1,19 @@
+using System.Net;
+using System.Net.Http.Headers;
+using YandexMusic.API.Models.Account;
+
+namespace YandexMusic.API.Requests.Account;
+
+internal class YPostAuthStats : YAuthRequestBuilder<YAuthEmpty?, object>
+{
+    public YPostAuthStats(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "pwl-yandex/api/passport/stats";
+    protected override HttpContent? GetContent(object _)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "messageType", "CLIENT_READY" } });
+    protected override void SetCustomHeaders(HttpRequestHeaders headers)
+    {
+        headers.Add("X-Csrf-Token", Api.Storage.AuthToken.CsfrToken);
+        headers.Add("Process-Uuid", Api.Storage.AuthToken.ProcessUuid);
+    }
+}

YandexMusic.API/Requests/Album/YGetAlbumBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Album;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Album;
 
-[YApiRequest(WebRequestMethods.Http.Get, "albums/{albumId}/with-tracks")]
-public class YGetAlbumBuilder : YRequestBuilder<YResponse<YAlbum>, string>
+internal class YGetAlbumBuilder : YMusicRequestBuilder<YAlbum?, string>
 {
-    public YGetAlbumBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YGetAlbumBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "albums/{albumId}/with-tracks";
     protected override Dictionary<string, string> GetSubstitutions(string albumId)
-    {
-        return new Dictionary<string, string> {
-            { "albumId", albumId }
-        };
-    }
+        => new() { { "albumId", albumId } };
 }

YandexMusic.API/Requests/Album/YGetAlbumsBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Album;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Album;
 
-[YApiRequest(WebRequestMethods.Http.Post, "albums")]
-public class YGetAlbumsBuilder : YRequestBuilder<YResponse<List<YAlbum>>, IEnumerable<string>>
+internal class YGetAlbumsBuilder : YMusicRequestBuilder<List<YAlbum>?, IEnumerable<string>>
 {
-    public YGetAlbumsBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(IEnumerable<string> albumIds)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "album-ids", string.Join(",", albumIds) }
-        });
-    }
+    public YGetAlbumsBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "albums";
+    protected override HttpContent? GetContent(IEnumerable<string> albumIds)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "album-ids", string.Join(",", albumIds) } });
 }

YandexMusic.API/Requests/Artist/YGetArtistBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Artist;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Artist;
 
-[YApiRequest(WebRequestMethods.Http.Get, "artists/{artistId}/brief-info")]
-public class YGetArtistBuilder : YRequestBuilder<YResponse<YArtistBriefInfo>, string>
+internal class YGetArtistBuilder : YMusicRequestBuilder<YArtistBriefInfo?, string>
 {
-    public YGetArtistBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YGetArtistBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "artists/{artistId}/brief-info";
     protected override Dictionary<string, string> GetSubstitutions(string artistId)
-    {
-        return new Dictionary<string, string> {
-            { "artistId", artistId }
-        };
-    }
+        => new() { { "artistId", artistId } };
 }

YandexMusic.API/Requests/Artist/YGetArtistTrackBuilder.cs

@@ -1,31 +1,16 @@
 using System.Collections.Specialized;
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Artist;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Artist;
 
-[YApiRequest(WebRequestMethods.Http.Get, "artists/{artistId}/tracks")]
-public class YGetArtistTrackBuilder : YRequestBuilder<YResponse<YTracksPage>, (string id, int page, int pageSize)>
+internal class YGetArtistTrackBuilder : YMusicRequestBuilder<YTracksPage?, (string id, int page, int pageSize)>
 {
-    public YGetArtistTrackBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth) { }
-
+    public YGetArtistTrackBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "artists/{artistId}/tracks";
     protected override Dictionary<string, string> GetSubstitutions((string id, int page, int pageSize) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "artistId", tuple.id },
-        };
-    }
-
+        => new() { { "artistId", tuple.id } };
     protected override NameValueCollection GetQueryParams((string id, int page, int pageSize) tuple)
-    {
-        return new NameValueCollection {
-            { "page", tuple.page.ToString() },
-            { "pageSize", tuple.pageSize.ToString() },
-        };
-    }
+        => new() { { "page", tuple.page.ToString() }, { "pageSize", tuple.pageSize.ToString() } };
 }

YandexMusic.API/Requests/Artist/YGetArtistsBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Artist;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Artist;
 
-[YApiRequest(WebRequestMethods.Http.Post, "artists")]
-public class YGetArtistsBuilder : YRequestBuilder<YResponse<List<YArtist>>, IEnumerable<string>>
+internal class YGetArtistsBuilder : YMusicRequestBuilder<List<YArtist>?, IEnumerable<string>>
 {
-    public YGetArtistsBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(IEnumerable<string> artistIds)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "artist-Ids", string.Join(",", artistIds) }
-        });
-    }
+    public YGetArtistsBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "artists";
+    protected override HttpContent? GetContent(IEnumerable<string> artistIds)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "artist-Ids", string.Join(",", artistIds) } });
 }

YandexMusic.API/Requests/Common/Attributes/YApiRequestAttribute.cs

@@ -1,9 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-public class YApiRequestAttribute : YBasePathRequestAttribute
-{
-    public YApiRequestAttribute(string method, string url) : base(method, url)
-    {
-        basePath = "https://api.music.yandex.net";
-    }
-}

YandexMusic.API/Requests/Common/Attributes/YBasePathRequestAttribute.cs

@@ -1,31 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-/// <summary>
-/// Атрибут запроса относительно базового адреса
-/// </summary>
-public class YBasePathRequestAttribute : YRequestAttribute
-{
-    #region Поля
-
-    protected string basePath;
-
-    #endregion Поля
-
-    #region Свойства
-    public override string Url => GetFullUrl();
-
-    #endregion Свойства
-
-    #region Вспомогательные функции
-
-    private string GetFullUrl()
-    {
-        return $"{basePath.TrimEnd('/')}/{path.TrimStart('/')}";
-    }
-
-    #endregion Вспомогательные функции
-
-    public YBasePathRequestAttribute(string method, string url) : base(method, url)
-    {
-    }
-}

YandexMusic.API/Requests/Common/Attributes/YLoginRequestAttribute.cs

@@ -1,9 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-public class YLoginRequestAttribute : YBasePathRequestAttribute
-{
-    public YLoginRequestAttribute(string method, string url) : base(method, url)
-    {
-        basePath = "https://login.yandex.ru";
-    }
-}

YandexMusic.API/Requests/Common/Attributes/YMobileProxyRequestAttribute.cs

@@ -1,9 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-public class YMobileProxyRequestAttribute : YBasePathRequestAttribute
-{
-    public YMobileProxyRequestAttribute(string method, string url) : base(method, url)
-    {
-        basePath = "https://mobileproxy.passport.yandex.net";
-    }
-}

YandexMusic.API/Requests/Common/Attributes/YOAuthMobileAttribute.cs

@@ -1,9 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-public class YOAuthMobileAttribute : YBasePathRequestAttribute
-{
-    public YOAuthMobileAttribute(string method, string url) : base(method, url)
-    {
-        basePath = "https://oauth.mobile.yandex.net";
-    }
-}

YandexMusic.API/Requests/Common/Attributes/YOAuthRequestAttribute.cs

@@ -1,9 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-public class YOAuthRequestAttribute : YBasePathRequestAttribute
-{
-    public YOAuthRequestAttribute(string method, string url) : base(method, url)
-    {
-        basePath = "https://oauth.yandex.ru";
-    }
-}

YandexMusic.API/Requests/Common/Attributes/YPassportRequestAttribute.cs

@@ -1,9 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-public class YPassportRequestAttribute : YBasePathRequestAttribute
-{
-    public YPassportRequestAttribute(string method, string url) : base(method, url)
-    {
-        basePath = "https://passport.yandex.ru";
-    }
-}

YandexMusic.API/Requests/Common/Attributes/YRequestAttribute.cs

@@ -1,26 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-/// <summary>
-/// Атрибут запроса без привязки к базовому адресу
-/// </summary>
-public class YRequestAttribute : Attribute
-{
-    #region Поля
-
-    protected string path;
-
-    #endregion Поля
-
-    #region Свойства
-
-    public string Method { get; }
-    public virtual string Url => path;
-
-    #endregion Свойства
-
-    public YRequestAttribute(string method, string url)
-    {
-        Method = method;
-        path = url;
-    }
-}

YandexMusic.API/Requests/Common/Attributes/YWebApiRequestAttribute.cs

@@ -1,9 +0,0 @@
-namespace YandexMusic.API.Requests.Common.Attributes;
-
-public class YWebApiRequestAttribute : YBasePathRequestAttribute
-{
-    public YWebApiRequestAttribute(string method, string url) : base(method, url)
-    {
-        basePath = "https://music.yandex.ru";
-    }
-}

YandexMusic.API/Requests/Common/HttpContext.cs

@@ -1,25 +0,0 @@
-using System.Net;
-
-namespace YandexMusic.API.Requests.Common;
-
-public class HttpContext
-{
-    public CookieContainer Cookies;
-
-    public HttpContext()
-    {
-        Cookies = new CookieContainer();
-    }
-
-    public IWebProxy WebProxy { get; set; }
-
-    public long GetTimeInterval()
-    {
-        DateTime dt = TimeZoneInfo.ConvertTimeToUtc(DateTime.Now);
-        DateTime dt1970 = new(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
-        TimeSpan tsInterval = dt.Subtract(dt1970);
-        long iMilliseconds = Convert.ToInt64(tsInterval.TotalMilliseconds);
-
-        return iMilliseconds;
-    }
-}

YandexMusic.API/Requests/Common/YAuthRequestBuilder.cs

@@ -0,0 +1,18 @@
+using System.Net.Http.Headers;
+using YandexMusic.API.Requests.Common;
+
+namespace YandexMusic.API.Requests;
+
+/// <summary>Базовый класс для запросов к Passport (passport.yandex.ru).</summary>
+internal abstract class YAuthRequestBuilder<TResponse, TParams> : YJsonRequestBuilder<TResponse, TParams>
+{
+    protected override string BaseUrl => YConstants.Endpoints.PassportUrl;
+
+    protected YAuthRequestBuilder(YandexMusicApi api) : base(api) { }
+
+    protected override void SetCustomHeaders(HttpRequestHeaders headers)
+    {
+        base.SetCustomHeaders(headers);
+        headers.Add("X-Requested-With", "XMLHttpRequest");
+    }
+}

YandexMusic.API/Requests/Common/YConstants.cs

@@ -7,4 +7,10 @@ internal class YConstants
 
     public const string XClientId = "c0ebe342af7d48fbbbfcf2d2eedb8f9e";
     public const string XClientSecret = "ad0a908f0aa341a182a37ecd75bc319e";
+
+    internal static class Endpoints
+    {
+        public const string MusicUrl = "https://api.music.yandex.net";
+        public const string PassportUrl = "https://passport.yandex.ru/";
+    }
 }

YandexMusic.API/Requests/Common/YJsonRequestBuilder.cs

@@ -0,0 +1,54 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using YandexMusic.API.Converters;
+using YandexMusic.API.Models.Common;
+
+namespace YandexMusic.API.Requests.Common;
+
+/// <summary>
+/// Строитель запросов с десериализацией JSON-ответа в TResponse.
+/// </summary>
+internal abstract class YJsonRequestBuilder<TResponse, TParams> : YRequestBuilder<TParams>
+{
+    protected YJsonRequestBuilder(YandexMusicApi api) : base(api) { }
+
+    protected virtual async Task<TResponse?> DeserializeAsync(HttpResponseMessage response)
+    {
+        var json = await response.Content.ReadAsStringAsync();
+
+        var options = new JsonSerializerOptions
+        {
+            PropertyNameCaseInsensitive = true,
+            Converters = {
+                new JsonStringEnumConverter(JsonNamingPolicy.KebabCaseLower),
+                new IntToStringConverter(),
+                new StringToIntConverter(),
+                new YExecutionContextConverter(Api, Storage),
+            }
+        };
+
+        if (!response.IsSuccessStatusCode)
+        {
+            var error = JsonSerializer.Deserialize<YErrorResponse>(json, options);
+            throw error ?? new Exception($"Ошибка HTTP {response.StatusCode}: {json}");
+        }
+
+        try
+        {
+            return JsonSerializer.Deserialize<TResponse>(json, options);
+        }
+        catch (Exception ex)
+        {
+            throw new Exception($"Ошибка десериализации: {ex.Message}\nJSON: {json}", ex);
+        }
+    }
+
+    /// <summary>
+    /// Выполняет запрос и возвращает десериализованный объект типа TResponse.
+    /// </summary>
+    public async Task<TResponse?> ExecuteAsync(TParams parameters)
+    {
+        using var response = await ExecuteRawAsync(parameters);
+        return await DeserializeAsync(response);
+    }
+}

YandexMusic.API/Requests/Common/YMusicRequestBuilder.cs

@@ -0,0 +1,55 @@
+using System.Net.Http.Headers;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using YandexMusic.API.Converters;
+using YandexMusic.API.Models.Common;
+using YandexMusic.API.Requests.Common;
+
+namespace YandexMusic.API.Requests;
+
+/// <summary>Базовый класс для запросов к API Яндекс Музыки (api.music.yandex.net).</summary>
+internal abstract class YMusicRequestBuilder<TResponse, TParams> : YJsonRequestBuilder<TResponse, TParams>
+{
+    protected override string BaseUrl => YConstants.Endpoints.MusicUrl;
+
+    protected YMusicRequestBuilder(YandexMusicApi api) : base(api) { }
+
+    protected override void SetCustomHeaders(HttpRequestHeaders headers)
+    {
+        base.SetCustomHeaders(headers);
+        headers.Add("X-Yandex-Music-Client", Storage.DeviceId);
+    }
+
+    protected override async Task<TResponse?> DeserializeAsync(HttpResponseMessage response)
+    {
+        var json = await response.Content.ReadAsStringAsync();
+
+        var options = new JsonSerializerOptions
+        {
+            PropertyNameCaseInsensitive = true,
+            Converters = {
+                new JsonStringEnumConverter(JsonNamingPolicy.KebabCaseLower),
+                new IntToStringConverter(),
+                new StringToIntConverter(),
+                new YExecutionContextConverter(Api, Storage),
+            }
+        };
+
+        if (!response.IsSuccessStatusCode)
+        {
+            var error = JsonSerializer.Deserialize<YErrorResponse>(json, options);
+            throw error ?? new Exception($"Ошибка HTTP {response.StatusCode}: {json}");
+        }
+
+        try
+        {
+            var uResponse = JsonSerializer.Deserialize<YResponse<TResponse>>(json, options);
+            if (uResponse == null) return default;
+            return uResponse.Result;
+        }
+        catch (Exception ex)
+        {
+            throw new Exception($"Ошибка десериализации: {ex.Message}\nJSON: {json}", ex);
+        }
+    }
+}

YandexMusic.API/Requests/Common/YRequest.cs

@@ -1,41 +0,0 @@
-using YandexMusic.API.Common;
-using YandexMusic.API.Common.Providers;
-
-namespace YandexMusic.API.Requests.Common;
-
-internal class YRequest<T>
-{
-    private HttpRequestMessage msg;
-    private IRequestProvider provider;
-
-    protected YandexMusicApi api;
-
-    public YRequest(HttpRequestMessage message, YandexMusicApi yandex, AuthStorage auth)
-    {
-        msg = message;
-        api = yandex;
-        provider = auth.Provider;
-    }
-
-    public async Task<T> GetResponseAsync()
-    {
-        if (msg == null)
-            return default;
-
-        HttpResponseMessage response = await provider.GetWebResponseAsync(msg);
-
-        if (typeof(T) == typeof(HttpResponseMessage))
-            return (T)(object)response;
-
-        try
-        {
-            return await provider.GetDataFromResponseAsync<T>(api, response);
-        }
-        finally
-        {
-            response.Dispose();
-        }
-    }
-
-
-}

YandexMusic.API/Requests/Common/YRequestBuilder.cs

@@ -1,38 +1,39 @@
 using System.Collections.Specialized;
 using System.Net;
 using System.Net.Http.Headers;
-using System.Reflection;
 using System.Text;
 using System.Text.Json;
 using System.Text.Json.Serialization;
+using System.Text.RegularExpressions;
 using System.Web;
 using YandexMusic.API.Common;
-using YandexMusic.API.Extensions;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Common;
 
-/// <summary>Базовый строитель HTTP-запросов к API Яндекс.Музыки.</summary>
-/// <typeparam name="TResponse">Тип ответа.</typeparam>
+/// <summary>Базовый строитель HTTP-запросов.</summary>
 /// <typeparam name="TParams">Тип параметров запроса.</typeparam>
-public abstract class YRequestBuilder<TResponse, TParams>
+internal abstract class YRequestBuilder<TParams>
 {
-    private readonly YRequestAttribute _requestInfo;
-    private Dictionary<string, string> _substitutions = null!;
+    /// <summary>HTTP-метод (GET, POST и т.д.).</summary>
+    protected abstract string Method { get; }
+
+    /// <summary>Базовый URL (например, "https://api.music.yandex.net").</summary>
+    protected abstract string BaseUrl { get; }
+
+    /// <summary>Шаблон пути (может содержать плейсхолдеры вида {id}).</summary>
+    protected abstract string PathTemplate { get; }
+
     private readonly JsonSerializerOptions _jsonOptions;
 
-    protected readonly YandexMusicApi api;
-    protected readonly AuthStorage storage;
-    protected string device;
+    /// <summary>Основной экземпляр API.</summary>
+    protected YandexMusicApi Api { get; }
 
-    protected YRequestBuilder(YandexMusicApi yandex, AuthStorage auth)
+    /// <summary>Хранилище авторизации (сокращение для Api.Storage).</summary>
+    protected AuthStorage Storage => Api.Storage;
+
+    protected YRequestBuilder(YandexMusicApi api)
     {
-        _requestInfo = GetType().GetCustomAttribute<YRequestAttribute>()
-            ?? throw new NotImplementedException($"Отсутствует атрибут {nameof(YRequestAttribute)}");
-        api = yandex;
-        storage = auth;
-        device = $"os=CSharp; os_version=; manufacturer=FrigaT; model=Yandex Music API; clid=; device_id={storage.DeviceId}; uuid=random";
-
+        Api = api;
         _jsonOptions = new JsonSerializerOptions
         {
             PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
@@ -41,57 +42,91 @@ public abstract class YRequestBuilder<TResponse, TParams>
         };
     }
 
-    private Uri BuildUri(TParams tuple)
+    private string FullUrl => $"{BaseUrl.TrimEnd('/')}/{PathTemplate.TrimStart('/')}";
+
+    private Uri BuildUri(TParams parameters, Dictionary<string, string> substitutions)
     {
-        var queryParams = GetQueryParams(tuple);
+        var queryParams = GetQueryParams(parameters);
         var modifiedParams = HttpUtility.ParseQueryString(string.Empty);
         foreach (string? key in queryParams)
             if (key != null)
-                modifiedParams[key] = ReplaceSubs(queryParams[key]!);
-        var endpoint = ReplaceSubs(_requestInfo.Url);
+                modifiedParams[key] = ReplaceSubs(queryParams[key]!, substitutions);
+        var endpoint = ReplaceSubs(FullUrl, substitutions);
         var builder = new UriBuilder(endpoint) { Query = modifiedParams.ToString() ?? string.Empty };
         return builder.Uri;
     }
 
-    private HttpRequestMessage CreateMessage(TParams tuple)
+    private HttpRequestMessage CreateMessage(TParams parameters, Dictionary<string, string> substitutions)
     {
         var msg = new HttpRequestMessage
         {
-            RequestUri = BuildUri(tuple),
-            Method = new HttpMethod(_requestInfo.Method),
-            Content = GetContent(tuple)
+            RequestUri = BuildUri(parameters, substitutions),
+            Method = new HttpMethod(Method),
+            Content = GetContent(parameters)
         };
-        msg.Headers.TryAddWithoutValidation(HttpRequestHeader.AcceptCharset.GetName(), Encoding.UTF8.WebName);
-        msg.Headers.TryAddWithoutValidation(HttpRequestHeader.AcceptEncoding.GetName(), "gzip");
-        if (!string.IsNullOrEmpty(storage.Token))
-            msg.Headers.TryAddWithoutValidation(HttpRequestHeader.Authorization.GetName(), $"OAuth {storage.Token}");
+        msg.Headers.TryAddWithoutValidation(GetHeaderName(HttpRequestHeader.AcceptCharset), Encoding.UTF8.WebName);
+        msg.Headers.TryAddWithoutValidation(GetHeaderName(HttpRequestHeader.AcceptEncoding), "gzip");
+        if (!string.IsNullOrEmpty(Storage.Token))
+            msg.Headers.TryAddWithoutValidation(GetHeaderName(HttpRequestHeader.Authorization), $"OAuth {Storage.Token}");
         SetCustomHeaders(msg.Headers);
         return msg;
     }
 
-    protected string ReplaceSubs(string str)
+    // Вспомогательный метод: преобразование HttpRequestHeader в строку (как было в HttpRequestHeaderExtensions)
+    private static string GetHeaderName(HttpRequestHeader header)
     {
-        var subs = str.GetMatches(@"\{.+?\}");
+        return SplitByCapitalLetter(header.ToString(), "-");
+    }
+
+    // Вспомогательный метод: разбиение строки по заглавным буквам (из StringExtensions)
+    private static string SplitByCapitalLetter(string str, string delimiter)
+    {
+        var matches = Regex.Matches(str, @"([A-Z]+)(?=([A-Z][a-z]|$)) | [A-Z][a-z].+?(?=([A-Z]|$))", RegexOptions.IgnorePatternWhitespace);
+        return string.Join(delimiter, matches.Cast<Match>().Select(m => m.Value));
+    }
+
+    // Вспомогательный метод: замена всех вхождений регулярного выражения (из StringExtensions)
+    private static string ReplaceRegex(string input, string pattern, string replacement, RegexOptions options = RegexOptions.IgnoreCase)
+    {
+        return string.IsNullOrEmpty(input) ? string.Empty : Regex.Replace(input, pattern, replacement, options);
+    }
+
+    // Вспомогательный метод: получение совпадений по регулярному выражению (из StringExtensions)
+    private static string[] GetMatches(string input, string pattern, RegexOptions options = RegexOptions.IgnoreCase)
+    {
+        if (string.IsNullOrEmpty(input) || !Regex.IsMatch(input, pattern, options))
+            return Array.Empty<string>();
+        return Regex.Matches(input, pattern, options)
+            .Cast<Match>()
+            .Select(m => m.Value)
+            .ToArray();
+    }
+
+    private string ReplaceSubs(string str, Dictionary<string, string> substitutions)
+    {
+        var subs = GetMatches(str, @"\{.+?\}");
         foreach (var s in subs)
         {
-            var key = s.ReplaceRegex(@"[\{\}]", string.Empty);
-            if (!_substitutions.TryGetValue(key, out var value))
+            var key = ReplaceRegex(s, @"[\{\}]", string.Empty);
+            if (!substitutions.TryGetValue(key, out var value))
                 throw new Exception($"Не найдена подстановка {s}");
             str = str.Replace(s, value);
         }
         return str;
     }
 
-    protected virtual Dictionary<string, string> GetSubstitutions(TParams tuple) => [];
-    protected virtual NameValueCollection GetQueryParams(TParams tuple) => [];
-    protected virtual HttpContent? GetContent(TParams tuple) => null;
+    protected virtual Dictionary<string, string> GetSubstitutions(TParams parameters) => [];
+    protected virtual NameValueCollection GetQueryParams(TParams parameters) => [];
+    protected virtual HttpContent? GetContent(TParams parameters) => null;
     protected virtual void SetCustomHeaders(HttpRequestHeaders headers) { }
+
     protected string SerializeJson(object data) => JsonSerializer.Serialize(data, _jsonOptions);
 
-    internal YRequest<TResponse> Build(TParams tuple)
+    /// <summary>Выполняет запрос и возвращает десериализованный ответ.</summary>
+    public async Task<HttpResponseMessage?> ExecuteRawAsync(TParams parameters)
     {
-        _substitutions = GetSubstitutions(tuple);
-        var msg = CreateMessage(tuple);
-        return new YRequest<TResponse>(msg, api, storage);
+        var substitutions = GetSubstitutions(parameters);
+        using var msg = CreateMessage(parameters, substitutions);
+        return await Api.HttpClient.SendAsync(msg);
     }
 }

YandexMusic.API/Requests/Feed/YGetFeedBuilder.cs

@@ -1,17 +1,11 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Feed;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Feed;
 
-[YApiRequest(WebRequestMethods.Http.Get, "feed")]
-public class YGetFeedBuilder : YRequestBuilder<YResponse<YFeed>, object>
+internal class YGetFeedBuilder : YMusicRequestBuilder<YFeed?, object>
 {
-    public YGetFeedBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
+    public YGetFeedBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "feed";
 }

YandexMusic.API/Requests/Label/YGetLabelAlbumsBuilder.cs

@@ -1,32 +1,17 @@
 using System.Collections.Specialized;
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Label;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Label;
 
-[YApiRequest(WebRequestMethods.Http.Get, "labels/{labelId}/albums")]
-public class YGetLabelAlbumsBuilder : YRequestBuilder<YResponse<YLabelAlbums>, (YLabel label, int pageNumber)>
+internal class YGetLabelAlbumsBuilder : YMusicRequestBuilder<YLabelAlbums?, (YLabel label, int pageNumber)>
 {
-    public YGetLabelAlbumsBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override NameValueCollection GetQueryParams((YLabel label, int pageNumber) tuple)
-    {
-        return new NameValueCollection {
-            { "page", tuple.pageNumber.ToString() }
-        };
-    }
-
+    public YGetLabelAlbumsBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "labels/{labelId}/albums";
     protected override Dictionary<string, string> GetSubstitutions((YLabel label, int pageNumber) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "labelId", tuple.label.Id }
-        };
-    }
-}
+        => new() { { "labelId", tuple.label.Id } };
+    protected override NameValueCollection GetQueryParams((YLabel label, int pageNumber) tuple)
+        => new() { { "page", tuple.pageNumber.ToString() } };
+}

YandexMusic.API/Requests/Label/YGetLabelArtistsBuilder.cs

@@ -1,32 +1,17 @@
 using System.Collections.Specialized;
 using System.Net;
-
-using YandexMusic.API.Common;
 using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Label;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Label;
 
-[YApiRequest(WebRequestMethods.Http.Get, "labels/{labelId}/artists")]
-public class YGetLabelArtistsBuilder : YRequestBuilder<YResponse<YLabelArtists>, (YLabel label, int pageNumber)>
+internal class YGetLabelArtistsBuilder : YMusicRequestBuilder<YLabelArtists?, (YLabel label, int pageNumber)>
 {
-    public YGetLabelArtistsBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override NameValueCollection GetQueryParams((YLabel label, int pageNumber) tuple)
-    {
-        return new NameValueCollection {
-            { "page", tuple.pageNumber.ToString() }
-        };
-    }
-
+    public YGetLabelArtistsBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "labels/{labelId}/artists";
     protected override Dictionary<string, string> GetSubstitutions((YLabel label, int pageNumber) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "labelId", tuple.label.Id }
-        };
-    }
-}
+        => new() { { "labelId", tuple.label.Id } };
+    protected override NameValueCollection GetQueryParams((YLabel label, int pageNumber) tuple)
+        => new() { { "page", tuple.pageNumber.ToString() } };
+}

YandexMusic.API/Requests/Landing/YGetChildrenLandingBuilder.cs

@@ -1,17 +1,11 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Landing;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Landing;
 
-[YApiRequest(WebRequestMethods.Http.Get, "children-landing/catalogue")]
-public class YGetChildrenLandingBuilder : YRequestBuilder<YResponse<YChildrenLanding>, object>
+internal class YGetChildrenLandingBuilder : YMusicRequestBuilder<YChildrenLanding?, object>
 {
-    public YGetChildrenLandingBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
+    public YGetChildrenLandingBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "children-landing/catalogue";
 }

YandexMusic.API/Requests/Landing/YGetLandingBuilder.cs

@@ -1,28 +1,17 @@
 using System.Collections.Specialized;
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Landing;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Landing;
 
-[YApiRequest(WebRequestMethods.Http.Get, "landing3")]
-public class YGetLandingBuilder : YRequestBuilder<YResponse<YLanding>, YLandingBlockType[]>
+internal class YGetLandingBuilder : YMusicRequestBuilder<YLanding?, YLandingBlockType[]>
 {
-    public YGetLandingBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
+    public YGetLandingBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "landing3";
+    protected override NameValueCollection GetQueryParams(YLandingBlockType[] blocks)
     {
-    }
-
-    protected override NameValueCollection GetQueryParams(YLandingBlockType[] tuple)
-    {
-        string blocks = string.Join(",", tuple
-            .Select(b => SerializeJson(b).Replace("\"", string.Empty)));
-
-        return new NameValueCollection {
-            { "blocks", blocks }
-        };
+        string blocksStr = string.Join(",", blocks.Select(b => SerializeJson(b).Replace("\"", "")));
+        return new NameValueCollection { { "blocks", blocksStr } };
     }
 }

YandexMusic.API/Requests/Library/YGetLibraryRecentlyListenedBuilder.cs

@@ -1,36 +1,22 @@
 using System.Collections.Specialized;
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Landing.Entity.Entities.Context;
 using YandexMusic.API.Models.Library;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Library;
 
-[YApiRequest(WebRequestMethods.Http.Get, "/users/{uid}/contexts")]
-public class YGetLibraryRecentlyListenedBuilder : YRequestBuilder<YResponse<YRecentlyListenedContext>,
-    (IEnumerable<YPlayContextType> contextTypes, int trackCount, int contextCount)>
+internal class YGetLibraryRecentlyListenedBuilder : YMusicRequestBuilder<YRecentlyListenedContext?, (IEnumerable<YPlayContextType> contextTypes, int trackCount, int contextCount)>
 {
-    public YGetLibraryRecentlyListenedBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YGetLibraryRecentlyListenedBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "users/{uid}/contexts";
+    protected override Dictionary<string, string> GetSubstitutions((IEnumerable<YPlayContextType> contextTypes, int trackCount, int contextCount) tuple)
+        => new() { { "uid", Api.Storage.User.Uid } };
     protected override NameValueCollection GetQueryParams((IEnumerable<YPlayContextType> contextTypes, int trackCount, int contextCount) tuple)
-    {
-        return new NameValueCollection {
+        => new()
+        {
             { "trackCount", tuple.trackCount.ToString() },
             { "contextCount", tuple.contextCount.ToString() },
             { "types", string.Join(",", tuple.contextTypes.Select(x => x.ToString().ToLowerInvariant())) }
         };
-    }
-
-    protected override Dictionary<string, string> GetSubstitutions((IEnumerable<YPlayContextType> contextTypes, int trackCount, int contextCount) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid }
-        };
-    }
 }

YandexMusic.API/Requests/Library/YGetLibrarySectionBuilder.cs

@@ -1,26 +1,18 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Library;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Library;
 
-[YApiRequest(WebRequestMethods.Http.Get, "users/{uid}/{type}/{section}")]
-public class YGetLibrarySectionBuilder<T> : YRequestBuilder<YResponse<T>, (YLibrarySection section, YLibrarySectionType type)>
+internal class YGetLibrarySectionBuilder<T> : YMusicRequestBuilder<T?, (YLibrarySection section, YLibrarySectionType type)>
 {
-    public YGetLibrarySectionBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YGetLibrarySectionBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "users/{uid}/{type}/{section}";
     protected override Dictionary<string, string> GetSubstitutions((YLibrarySection section, YLibrarySectionType type) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid },
+        => new()
+        {
+            { "uid", Api.Storage.User.Uid },
             { "type", tuple.type.ToString().ToLower() },
-            { "section", tuple.section.ToString().ToLower() },
+            { "section", tuple.section.ToString().ToLower() }
         };
-    }
 }

YandexMusic.API/Requests/Library/YLibraryAddBuilder.cs

@@ -1,33 +1,20 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Library;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Library;
 
-[YApiRequest(WebRequestMethods.Http.Post, "users/{uid}/{type}/{section}/add-multiple")]
-public class YLibraryAddBuilder<T> : YRequestBuilder<YResponse<T>, (string id, YLibrarySection section, YLibrarySectionType type)>
+internal class YLibraryAddBuilder<T> : YMusicRequestBuilder<T?, (string id, YLibrarySection section, YLibrarySectionType type)>
 {
-    public YLibraryAddBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YLibraryAddBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "users/{uid}/{type}/{section}/add-multiple";
     protected override Dictionary<string, string> GetSubstitutions((string id, YLibrarySection section, YLibrarySectionType type) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid },
+        => new()
+        {
+            { "uid", Api.Storage.User.Uid },
             { "type", tuple.type.ToString().ToLower() },
-            { "section", tuple.section.ToString().ToLower() },
+            { "section", tuple.section.ToString().ToLower() }
         };
-    }
-
-    protected override HttpContent GetContent((string id, YLibrarySection section, YLibrarySectionType type) tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { $"{tuple.section.ToString().ToLower().TrimEnd('s')}-ids", tuple.id }
-        });
-    }
+    protected override HttpContent? GetContent((string id, YLibrarySection section, YLibrarySectionType type) tuple)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { $"{tuple.section.ToString().ToLower().TrimEnd('s')}-ids", tuple.id } });
 }

YandexMusic.API/Requests/Library/YLibraryRemoveBuilder.cs

@@ -1,33 +1,20 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Library;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Library;
 
-[YApiRequest(WebRequestMethods.Http.Post, "users/{uid}/{type}/{section}/remove")]
-public class YLibraryRemoveBuilder<T> : YRequestBuilder<YResponse<T>, (string id, YLibrarySection section, YLibrarySectionType type)>
+internal class YLibraryRemoveBuilder<T> : YMusicRequestBuilder<T?, (string id, YLibrarySection section, YLibrarySectionType type)>
 {
-    public YLibraryRemoveBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YLibraryRemoveBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "users/{uid}/{type}/{section}/remove";
     protected override Dictionary<string, string> GetSubstitutions((string id, YLibrarySection section, YLibrarySectionType type) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid },
+        => new()
+        {
+            { "uid", Api.Storage.User.Uid },
             { "type", tuple.type.ToString().ToLower() },
-            { "section", tuple.section.ToString().ToLower() },
+            { "section", tuple.section.ToString().ToLower() }
         };
-    }
-
-    protected override HttpContent GetContent((string id, YLibrarySection section, YLibrarySectionType type) tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { $"{tuple.section.ToString().ToLower().TrimEnd('s')}-ids", tuple.id }
-        });
-    }
+    protected override HttpContent? GetContent((string id, YLibrarySection section, YLibrarySectionType type) tuple)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { $"{tuple.section.ToString().ToLower().TrimEnd('s')}-ids", tuple.id } });
 }

YandexMusic.API/Requests/Pins/YGetPinsBuilder.cs

@@ -1,17 +1,11 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Pins;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Pins;
 
-[YApiRequest(WebRequestMethods.Http.Get, "pins")]
-public class YGetPinsBuilder : YRequestBuilder<YResponse<YPins>, object>
+internal class YGetPinsBuilder : YMusicRequestBuilder<YPins?, object>
 {
-    public YGetPinsBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
+    public YGetPinsBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "pins";
 }

YandexMusic.API/Requests/Playlist/YGetPlaylistBuilder.cs

@@ -1,25 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Playlist;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Playlist;
 
-[YApiRequest(WebRequestMethods.Http.Get, "users/{user}/playlists/{kind}")]
-public class YGetPlaylistBuilder : YRequestBuilder<YResponse<YPlaylist>, (string user, string kind)>
+internal class YGetPlaylistBuilder : YMusicRequestBuilder<YPlaylist?, (string user, string kind)>
 {
-    public YGetPlaylistBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YGetPlaylistBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "users/{user}/playlists/{kind}";
     protected override Dictionary<string, string> GetSubstitutions((string user, string kind) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "user", tuple.user },
-            { "kind", tuple.kind },
-        };
-    }
+        => new() { { "user", tuple.user }, { "kind", tuple.kind } };
 }

YandexMusic.API/Requests/Playlist/YGetPlaylistByUuidBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Playlist;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Playlist;
 
-[YApiRequest(WebRequestMethods.Http.Get, "playlist/{uuid}")]
-public class YGetPlaylistByUuidBuilder : YRequestBuilder<YResponse<YPlaylist>, string>
+internal class YGetPlaylistByUuidBuilder : YMusicRequestBuilder<YPlaylist?, string>
 {
-    public YGetPlaylistByUuidBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YGetPlaylistByUuidBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "playlist/{uuid}";
     protected override Dictionary<string, string> GetSubstitutions(string uuid)
-    {
-        return new Dictionary<string, string> {
-            { "uuid", uuid },
-        };
-    }
+        => new() { { "uuid", uuid } };
 }

YandexMusic.API/Requests/Playlist/YGetPlaylistFavoritesBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Playlist;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Playlist;
 
-[YApiRequest(WebRequestMethods.Http.Get, "users/{uid}/playlists/list")]
-public class YGetPlaylistFavoritesBuilder : YRequestBuilder<YResponse<List<YPlaylist>>, object>
+internal class YGetPlaylistFavoritesBuilder : YMusicRequestBuilder<List<YPlaylist>?, object>
 {
-    public YGetPlaylistFavoritesBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override Dictionary<string, string> GetSubstitutions(object tuple)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid }
-        };
-    }
+    public YGetPlaylistFavoritesBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "users/{uid}/playlists/list";
+    protected override Dictionary<string, string> GetSubstitutions(object _)
+        => new() { { "uid", Api.Storage.User.Uid } };
 }

YandexMusic.API/Requests/Playlist/YGetPlaylistsBuilder.cs

@@ -1,24 +1,16 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Playlist;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Playlist;
 
-[YApiRequest(WebRequestMethods.Http.Post, "playlists/list")]
-public class YGetPlaylistsBuilder : YRequestBuilder<YResponse<List<YPlaylist>>, IEnumerable<(string User, string Kind)>>
+internal class YGetPlaylistsBuilder : YMusicRequestBuilder<List<YPlaylist>?, IEnumerable<(string User, string Kind)>>
 {
-    public YGetPlaylistsBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override HttpContent GetContent(IEnumerable<(string User, string Kind)> playlistIds)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
+    public YGetPlaylistsBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "playlists/list";
+    protected override HttpContent? GetContent(IEnumerable<(string User, string Kind)> playlistIds)
+        => new FormUrlEncodedContent(new Dictionary<string, string>
+        {
             { "playlist-Ids", string.Join(",", playlistIds.Select(t => $"{t.User}:{t.Kind}")) }
         });
-    }
 }

YandexMusic.API/Requests/Playlist/YPlaylistChangeBuilder.cs

@@ -1,34 +1,20 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Playlist;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Playlist;
 
-[YApiRequest(WebRequestMethods.Http.Post, "users/{uid}/playlists/{kind}/change")]
-public class YPlaylistChangeBuilder : YRequestBuilder<YResponse<YPlaylist>, (YPlaylist playlist, IEnumerable<YPlaylistChange> changes)>
+internal class YPlaylistChangeBuilder : YMusicRequestBuilder<YPlaylist?, (YPlaylist playlist, IEnumerable<YPlaylistChange> changes)>
 {
-    public YPlaylistChangeBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YPlaylistChangeBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "users/{uid}/playlists/{kind}/change";
     protected override Dictionary<string, string> GetSubstitutions((YPlaylist playlist, IEnumerable<YPlaylistChange> changes) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid },
-            { "kind", tuple.playlist.Kind }
-        };
-    }
-
-    protected override HttpContent GetContent((YPlaylist playlist, IEnumerable<YPlaylistChange> changes) tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
+        => new() { { "uid", Api.Storage.User.Uid }, { "kind", tuple.playlist.Kind } };
+    protected override HttpContent? GetContent((YPlaylist playlist, IEnumerable<YPlaylistChange> changes) tuple)
+        => new FormUrlEncodedContent(new Dictionary<string, string>
+        {
             { "kind", tuple.playlist.Kind },
             { "revision", tuple.playlist.Revision.ToString() },
             { "diff", SerializeJson(tuple.changes) }
         });
-    }
 }

YandexMusic.API/Requests/Playlist/YPlaylistCreateBuilder.cs

@@ -1,32 +1,15 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Playlist;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Playlist;
 
-[YApiRequest(WebRequestMethods.Http.Post, "users/{uid}/playlists/create")]
-public class YPlaylistCreateBuilder : YRequestBuilder<YResponse<YPlaylist>, string>
+internal class YPlaylistCreateBuilder : YMusicRequestBuilder<YPlaylist?, string>
 {
-    public YPlaylistCreateBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YPlaylistCreateBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "users/{uid}/playlists/create";
     protected override Dictionary<string, string> GetSubstitutions(string name)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid }
-        };
-    }
-
-    protected override HttpContent GetContent(string name)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "title", name },
-            { "visibility", "public" }
-        });
-    }
+        => new() { { "uid", Api.Storage.User.Uid } };
+    protected override HttpContent? GetContent(string name)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "title", name }, { "visibility", "public" } });
 }

YandexMusic.API/Requests/Playlist/YPlaylistRemoveBuilder.cs

@@ -1,32 +1,12 @@
 using System.Net;
 
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
-using YandexMusic.API.Models.Playlist;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
-
 namespace YandexMusic.API.Requests.Playlist;
 
-[YApiRequest(WebRequestMethods.Http.Post, "users/{uid}/playlists/{kind}/name")]
-public class YPlaylistRenameBuilder : YRequestBuilder<YResponse<YPlaylist>, (string kind, string name)>
+internal class YPlaylistRemoveBuilder : YMusicRequestBuilder<HttpResponseMessage, string>
 {
-    public YPlaylistRenameBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override Dictionary<string, string> GetSubstitutions((string kind, string name) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid },
-            { "kind", tuple.kind }
-        };
-    }
-
-    protected override HttpContent GetContent((string kind, string name) tuple)
-    {
-        return new FormUrlEncodedContent(new Dictionary<string, string> {
-            { "value", tuple.name }
-        });
-    }
+    public YPlaylistRemoveBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "users/{uid}/playlists/{kind}/delete";
+    protected override Dictionary<string, string> GetSubstitutions(string kind)
+        => new() { { "uid", Api.Storage.User.Uid }, { "kind", kind } };
 }

YandexMusic.API/Requests/Playlist/YPlaylistRenameBuilder.cs

@@ -1,23 +1,15 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
+using YandexMusic.API.Models.Playlist;
 
 namespace YandexMusic.API.Requests.Playlist;
 
-[YApiRequest(WebRequestMethods.Http.Post, "users/{uid}/playlists/{kind}/delete")]
-public class YPlaylistRemoveBuilder : YRequestBuilder<HttpResponseMessage, string>
+internal class YPlaylistRenameBuilder : YMusicRequestBuilder<YPlaylist?, (string kind, string name)>
 {
-    public YPlaylistRemoveBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
-    protected override Dictionary<string, string> GetSubstitutions(string kind)
-    {
-        return new Dictionary<string, string> {
-            { "uid", storage.User.Uid },
-            { "kind", kind }
-        };
-    }
+    public YPlaylistRenameBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "users/{uid}/playlists/{kind}/name";
+    protected override Dictionary<string, string> GetSubstitutions((string kind, string name) tuple)
+        => new() { { "uid", Api.Storage.User.Uid }, { "kind", tuple.kind } };
+    protected override HttpContent? GetContent((string kind, string name) tuple)
+        => new FormUrlEncodedContent(new Dictionary<string, string> { { "value", tuple.name } });
 }

YandexMusic.API/Requests/Queue/YGetQueueBuilder.cs

@@ -1,24 +1,13 @@
 using System.Net;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Queue;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Queue;
 
-[YApiRequest(WebRequestMethods.Http.Get, "queues/{queueId}")]
-public class YGetQueueBuilder : YRequestBuilder<YResponse<YQueue>, string>
+internal class YGetQueueBuilder : YMusicRequestBuilder<YQueue?, string>
 {
-    public YGetQueueBuilder(YandexMusicApi yandex, AuthStorage auth) : base(yandex, auth)
-    {
-    }
-
+    public YGetQueueBuilder(YandexMusicApi api) : base(api) { }
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "queues/{queueId}";
     protected override Dictionary<string, string> GetSubstitutions(string queueId)
-    {
-        return new Dictionary<string, string> {
-            { "queueId", queueId }
-        };
-    }
-}
+        => new() { { "queueId", queueId } };
+}

YandexMusic.API/Requests/Queue/YQueueCreateBuilder.cs

@@ -4,40 +4,29 @@ using System.Net.Http.Json;
 using System.Text.Encodings.Web;
 using System.Text.Json;
 using System.Text.Json.Serialization;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Queue;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Queue;
 
-[YApiRequest(WebRequestMethods.Http.Post, "queues")]
-public class YQueueCreateBuilder : YRequestBuilder<YResponse<YNewQueue>, YQueue>
+internal class YQueueCreateBuilder : YMusicRequestBuilder<YNewQueue?, YQueue>
 {
-    public YQueueCreateBuilder(YandexMusicApi yandex, AuthStorage auth, string? device = null) : base(yandex, auth)
+    private string? _device;
+    public YQueueCreateBuilder(YandexMusicApi api, string? device = null) : base(api) => _device = device;
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "queues";
+    protected override HttpContent? GetContent(YQueue queue)
     {
-        if (device != null)
-            this.device = device;
-    }
-
-    protected override HttpContent GetContent(YQueue queue)
-    {
-        JsonSerializerOptions settings = new()
+        var options = new JsonSerializerOptions
         {
-            Converters = {
-                new JsonStringEnumConverter()
-            },
+            PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
             Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping,
-            PropertyNamingPolicy = JsonNamingPolicy.CamelCase
+            Converters = { new JsonStringEnumConverter() }
         };
-
-        return JsonContent.Create(queue, new MediaTypeHeaderValue("application/json"), settings);
+        return JsonContent.Create(queue, new MediaTypeHeaderValue("application/json"), options);
     }
-
     protected override void SetCustomHeaders(HttpRequestHeaders headers)
     {
-        headers.Add("X-Yandex-Music-Device", device);
+        if (!string.IsNullOrEmpty(_device))
+            headers.Add("X-Yandex-Music-Device", _device);
     }
-}
+}

YandexMusic.API/Requests/Queue/YQueueUpdatePositionBuilder.cs

@@ -1,41 +1,27 @@
 using System.Collections.Specialized;
 using System.Net;
 using System.Net.Http.Headers;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Queue;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Queue;
 
-[YApiRequest(WebRequestMethods.Http.Post, "queues/{queueId}/update-position")]
-public class YQueueUpdatePositionBuilder : YRequestBuilder<YResponse<YUpdatedQueue>, (string queueId, int currentIndex, bool isInteractive)>
+internal class YQueueUpdatePositionBuilder : YMusicRequestBuilder<YUpdatedQueue?, (string queueId, int currentIndex, bool isInteractive)>
 {
-    public YQueueUpdatePositionBuilder(YandexMusicApi yandex, AuthStorage auth, string device = null) : base(yandex, auth)
-    {
-        if (device != null)
-            this.device = device;
-    }
-
+    private string? _device;
+    public YQueueUpdatePositionBuilder(YandexMusicApi api, string? device = null) : base(api) => _device = device;
+    protected override string Method => WebRequestMethods.Http.Post;
+    protected override string PathTemplate => "queues/{queueId}/update-position";
     protected override Dictionary<string, string> GetSubstitutions((string queueId, int currentIndex, bool isInteractive) tuple)
-    {
-        return new Dictionary<string, string> {
-            { "queueId", tuple.queueId },
-        };
-    }
-
-    protected override void SetCustomHeaders(HttpRequestHeaders headers)
-    {
-        headers.Add("X-Yandex-Music-Device", device);
-    }
-
+        => new() { { "queueId", tuple.queueId } };
     protected override NameValueCollection GetQueryParams((string queueId, int currentIndex, bool isInteractive) tuple)
-    {
-        return new NameValueCollection {
+        => new()
+        {
             { "currentIndex", tuple.currentIndex.ToString() },
             { "isInteractive", tuple.isInteractive.ToString().ToLower() }
         };
+    protected override void SetCustomHeaders(HttpRequestHeaders headers)
+    {
+        if (!string.IsNullOrEmpty(_device))
+            headers.Add("X-Yandex-Music-Device", _device);
     }
-}
+}

YandexMusic.API/Requests/Queue/YQueuesListBuilder.cs

@@ -1,25 +1,18 @@
 using System.Net;
 using System.Net.Http.Headers;
-
-using YandexMusic.API.Common;
-using YandexMusic.API.Models.Common;
 using YandexMusic.API.Models.Queue;
-using YandexMusic.API.Requests.Common;
-using YandexMusic.API.Requests.Common.Attributes;
 
 namespace YandexMusic.API.Requests.Queue;
 
-[YApiRequest(WebRequestMethods.Http.Get, "queues")]
-public class YQueuesListBuilder : YRequestBuilder<YResponse<YQueueItemsContainer>, string>
+internal class YQueuesListBuilder : YMusicRequestBuilder<YQueueItemsContainer?, string?>
 {
-    public YQueuesListBuilder(YandexMusicApi yandex, AuthStorage auth, string? device = null) : base(yandex, auth)
-    {
-        if (device != null)
-            this.device = device;
-    }
-
+    private string? _device;
+    public YQueuesListBuilder(YandexMusicApi api, string? device = null) : base(api) => _device = device;
+    protected override string Method => WebRequestMethods.Http.Get;
+    protected override string PathTemplate => "queues";
     protected override void SetCustomHeaders(HttpRequestHeaders headers)
     {
-        headers.Add("X-Yandex-Music-Device", device);
+        if (!string.IsNullOrEmpty(_device))
+            headers.Add("X-Yandex-Music-Device", _device);
     }
-}
+}