/// <summary>
/// ビデオをプレイリストに追加する
/// </summary>
/// <param name="id">ID</param>
/// <returns></returns>
public async Task AddVideoToPlaylist(string id)
{
// 入力の検証
var playlistVm = this;
var videoId = id;
if (playlistVm == null || string.IsNullOrEmpty(videoId))
{
return;
}
// 以下を参考にプレイリストに指定の動画を追加
// https://github.com/youtube/api-samples/blob/master/dotnet/Google.Apis.YouTube.Samples.Playlists/PlaylistUpdates.cs#L94
var factory = new YoutubeServiceFactory();
var service = await factory.Create();
var playlistItem = new PlaylistItem();
playlistItem.Snippet = new PlaylistItemSnippet();
playlistItem.Snippet.PlaylistId = playlistVm.Id;
playlistItem.Snippet.ResourceId = new ResourceId();
playlistItem.Snippet.ResourceId.Kind = "youtube#video";
playlistItem.Snippet.ResourceId.VideoId = videoId;
playlistItem = await service.PlaylistItems.Insert(playlistItem, "snippet").ExecuteAsync();
PlaylistItemViewModels.Add(new PlaylistItemViewModel(playlistItem, this));
}
/// <summary>
/// プレイリストのアイテムを削除します
/// </summary>
/// <param name="id">ID</param>
internal async void RemovePlaylistItem(string id)
{
var factory = new YoutubeServiceFactory();
var service = await factory.Create();
await service.PlaylistItems.Delete(id).ExecuteAsync();
// VMからも一致するアイテムを削除する
PlaylistItemViewModels.Remove(PlaylistItemViewModels.First(item => item.Id == id));
}
/// <summary>
/// プレイリストのアイテムを追加します
/// </summary>
/// <param name="vm">ViewModel</param>
/// <returns></returns>
internal async void AddPlaylistItem(PlaylistItemViewModel vm)
{
// 以下を参考にプレイリストに指定の動画を追加
// https://github.com/youtube/api-samples/blob/master/dotnet/Google.Apis.YouTube.Samples.Playlists/PlaylistUpdates.cs#L94
var factory = new YoutubeServiceFactory();
var service = await factory.Create();
var playlistItem = new PlaylistItem();
playlistItem.Snippet = new PlaylistItemSnippet();
playlistItem.Snippet.PlaylistId = Playlist.Id;
playlistItem.Snippet.ResourceId = vm.PlaylistItem.Snippet.ResourceId;
playlistItem = await service.PlaylistItems.Insert(playlistItem, "snippet").ExecuteAsync();
PlaylistItemViewModels.Add(new PlaylistItemViewModel(playlistItem, this));
}