internal async Task <IEnumerable <Playlist> > GetPlaylists(Channel channel = null, bool myPlaylists = false, string id = null, int maxResults = 1)
{
return(await this.YouTubeServiceWrapper(async() =>
{
List <Playlist> results = new List <Playlist>();
string pageToken = null;
do
{
PlaylistsResource.ListRequest request = this.connection.GoogleYouTubeService.Playlists.List("snippet,contentDetails");
if (channel != null)
{
request.ChannelId = channel.Id;
}
else if (myPlaylists)
{
request.Mine = true;
}
else if (!string.IsNullOrEmpty(id))
{
request.Id = id;
}
request.MaxResults = Math.Min(maxResults, 50);
request.PageToken = pageToken;
PlaylistListResponse response = await request.ExecuteAsync();
results.AddRange(response.Items);
maxResults -= response.Items.Count;
pageToken = response.NextPageToken;
} while (maxResults > 0 && !string.IsNullOrEmpty(pageToken));
return results;
}));
}
public async Task <PlaylistListResponse> GetPlaylistInfo(PlaylistQuery query)
{
PlaylistsResource.ListRequest listRequest = _youtubeService.Playlists.List(query.Part);
listRequest.Id = query.Id;
listRequest.MaxResults = query.MaxResults;
return(await listRequest.ExecuteAsync());
}
private async Task search(IClientServiceRequest request, String searchInfo, bool isNextPage, CancellationToken token)
{
SearchListResponse searchResponse = null;
PlaylistItemListResponse playlistItemResponse = null;
PlaylistListResponse playlistResponse = null;
SearchResource.ListRequest searchRequest = request as SearchResource.ListRequest;
PlaylistItemsResource.ListRequest playlistItemsRequest = request as PlaylistItemsResource.ListRequest;
PlaylistsResource.ListRequest playlistRequest = request as PlaylistsResource.ListRequest;
List <YoutubeItem> items = new List <YoutubeItem>();
int relevance;
if (isNextPage)
{
if (NextPageToken == null)
{
// Final page
return;
}
if (searchRequest != null)
{
searchRequest.PageToken = NextPageToken;
}
else if (playlistItemsRequest != null)
{
playlistItemsRequest.PageToken = NextPageToken;
}
else if (playlistRequest != null)
{
playlistRequest.PageToken = NextPageToken;
}
relevance = MediaState.UIMediaCollection.Count;
}
else
{
MediaState.clearUIState(searchInfo, DateTime.Now, MediaStateType.SearchResult);
CurrentQuery = request;
relevance = 0;
}
// Call the search.list method to retrieve results matching the specified query term.
if (searchRequest != null)
{
searchResponse = await searchRequest.ExecuteAsync(token);
NextPageToken = searchResponse.NextPageToken;
foreach (SearchResult searchResult in searchResponse.Items)
{
YoutubeItem newItem = null;
switch (searchResult.Id.Kind)
{
case "youtube#video":
newItem = new YoutubeVideoItem(searchResult, relevance);
break;
case "youtube#channel":
newItem = new YoutubeChannelItem(searchResult, relevance);
break;
case "youtube#playlist":
newItem = new YoutubePlaylistItem(searchResult, relevance);
break;
default:
break;
}
if (newItem == null || MediaState.UIMediaCollection.Contains(newItem))
{
continue;
}
items.Add(newItem);
relevance++;
}
}
if (playlistItemsRequest != null)
{
playlistItemResponse = await playlistItemsRequest.ExecuteAsync(token);
NextPageToken = playlistItemResponse.NextPageToken;
foreach (PlaylistItem playlistItem in playlistItemResponse.Items)
{
YoutubeVideoItem newItem = new YoutubeVideoItem(playlistItem, relevance);
items.Add(newItem);
relevance++;
}
}
if (playlistRequest != null)
{
playlistResponse = await playlistRequest.ExecuteAsync(token);
NextPageToken = playlistResponse.NextPageToken;
foreach (Playlist playlist in playlistResponse.Items)
{
YoutubePlaylistItem newItem = new YoutubePlaylistItem(playlist, relevance);
if (!items.Contains(newItem))
{
items.Add(newItem);
}
relevance++;
}
}
// Add each result to the appropriate list, and then display the lists of
// matching videos, channels, and playlists.
MediaState.addUIState(items);
}
private async Task <Chart> GetOrCreatePlaylist(Chart chart)
{
int chartNameWithPrefixLen = chart.NameWithPrefix.Length;
UserCredential credential;
try
{
using (FileStream stream = new FileStream("client_secrets.json", FileMode.Open, FileAccess.Read))
{
credential = await GoogleWebAuthorizationBroker.AuthorizeAsync(
GoogleClientSecrets.Load(stream).Secrets,
// This OAuth 2.0 access scope allows for full read/write access to the
// authenticated user's account.
new[] { YouTubeService.Scope.Youtube },
"user",
CancellationToken.None,
new FileDataStore(GetType().ToString())
);
}
}
catch (Exception e)
{
Console.WriteLine("Error: " + e.Message);
return(null);
}
var youTubeService = new YouTubeService(new BaseClientService.Initializer()
{
HttpClientInitializer = credential,
ApplicationName = GetType().ToString()
});
// Find playlist by chart name
PlaylistsResource.ListRequest playlistReq = youTubeService.Playlists.List("snippet");
playlistReq.Mine = true;
playlistReq.MaxResults = 10;
PlaylistListResponse playlistResp = await playlistReq.ExecuteAsync();
Playlist playlist = null;
foreach (Playlist playlistCandidate in playlistResp.Items)
{
string playlistTitle = playlistCandidate.Snippet.Title;
if (playlistTitle.Length > chartNameWithPrefixLen && playlistTitle.Substring(0, chartNameWithPrefixLen) == chart.NameWithPrefix)
{
playlist = playlistCandidate;
Debug.WriteLine("Playlist for {0} already exists as {1}", chart.Name, playlist.Snippet.Title);
break;
}
}
if (playlist == null)
{
// Create a new, private playlist in the authorized user's channel
playlist = new Playlist
{
Snippet = new PlaylistSnippet
{
Title = chart.PlaylistName,
Description = $"Source: {chart.Url}\n\nPlaylist created with the YouTube Playlist Builder https://github.com/RDultsin/YouTubePlaylistBuilder"
},
Status = new PlaylistStatus
{
PrivacyStatus = "public"
}
};
playlist = await youTubeService.Playlists.Insert(playlist, "snippet,status").ExecuteAsync();
Debug.WriteLine("Created playlist {0}", (object)playlist.Snippet.Title);
}
else
{
// Update title of playlist
playlist.Snippet.Title = chart.PlaylistName;
playlist.Snippet.Description = $"Source: {chart.Url}\n\nPlaylist updated with the YouTube Playlist Builder https://github.com/RDultsin/YouTubePlaylistBuilder";
playlist = await youTubeService.Playlists.Update(playlist, "snippet").ExecuteAsync();
Debug.WriteLine("Updated playlist {0}", (object)playlist.Snippet.Title);
// Remove all videos from playlist
PlaylistItemsResource.ListRequest playlistItemReq = youTubeService.PlaylistItems.List("snippet");
playlistItemReq.PlaylistId = playlist.Id;
playlistItemReq.MaxResults = 50;
PlaylistItemListResponse playlistItemResp = await playlistItemReq.ExecuteAsync();
foreach (PlaylistItem playlistItem in playlistItemResp.Items)
{
await youTubeService.PlaylistItems.Delete(playlistItem.Id).ExecuteAsync();
Debug.WriteLine("Removed playlist item {0} from playlist {1}", playlistItem.Snippet.Title, playlist.Snippet.Title);
}
}
// Add a videos to the playlist
foreach (Song song in chart.Songs)
{
PlaylistItem playlistItem = new PlaylistItem
{
Snippet = new PlaylistItemSnippet
{
PlaylistId = playlist.Id,
ResourceId = new ResourceId
{
Kind = "youtube#video",
VideoId = song.VideoId
}
}
};
playlistItem = await youTubeService.PlaylistItems.Insert(playlistItem, "snippet").ExecuteAsync();
Debug.WriteLine("Added playlist item {0} to playlist {1}", playlistItem.Snippet.Title, playlist.Snippet.Title);
}
return(chart);
}
