69 lines
2.4 KiB
Dart
69 lines
2.4 KiB
Dart
import '../channels/channel_id.dart';
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import '../common/common.dart';
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import '../extensions/helpers_extension.dart';
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import '../reverse_engineering/pages/watch_page.dart';
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import '../reverse_engineering/youtube_http_client.dart';
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import 'videos.dart';
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/// Queries related to YouTube videos.
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class VideoClient {
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final YoutubeHttpClient _httpClient;
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/// Queries related to media streams of YouTube videos.
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final StreamsClient streamsClient;
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/// Queries related to media streams of YouTube videos.
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/// Alias of [streamsClient].
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StreamsClient get streams => streamsClient;
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/// Queries related to closed captions of YouTube videos.
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final ClosedCaptionClient closedCaptions;
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/// Queries related to a YouTube video comments.
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final CommentsClient commentsClient;
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/// Queries related to a YouTube video comments.
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/// Alias of [commentsClient].
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CommentsClient get comments => commentsClient;
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/// Initializes an instance of [VideoClient].
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VideoClient(this._httpClient)
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: streamsClient = StreamsClient(_httpClient),
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closedCaptions = ClosedCaptionClient(_httpClient),
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commentsClient = CommentsClient(_httpClient);
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/// Gets the metadata associated with the specified video.
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Future<Video> _getVideoFromWatchPage(VideoId videoId) async {
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var watchPage = await WatchPage.get(_httpClient, videoId.value);
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final playerResponse = watchPage.playerResponse!;
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return Video(
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videoId,
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playerResponse.videoTitle,
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playerResponse.videoAuthor,
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ChannelId(playerResponse.videoChannelId),
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playerResponse.videoUploadDate ??
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watchPage.root
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.querySelector('meta[itemprop=uploadDate]')
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?.attributes['content']
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?.tryParseDateTime(),
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playerResponse.videoPublishDate ??
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watchPage.root
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.querySelector('meta[itemprop=datePublished]')
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?.attributes['content']
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?.tryParseDateTime(),
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playerResponse.videoDescription,
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playerResponse.videoDuration,
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ThumbnailSet(videoId.value),
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playerResponse.videoKeywords,
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Engagement(playerResponse.videoViewCount, watchPage.videoLikeCount,
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watchPage.videoDislikeCount),
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playerResponse.isLive,
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watchPage);
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}
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/// Get a [Video] instance from a [videoId]
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Future<Video> get(dynamic videoId) async =>
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_getVideoFromWatchPage(VideoId.fromString(videoId));
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}
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