71 lines
2.7 KiB
JavaScript
71 lines
2.7 KiB
JavaScript
const { parse } = require('parse-torrent-title');
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function assignSubtitles({ contents, videos, subtitles }) {
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if (videos && videos.length && subtitles && subtitles.length) {
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if (videos.length === 1) {
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videos[0].subtitles = subtitles;
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return { contents, videos, subtitles: [] };
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}
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const parsedVideos = videos
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.map(video => _parseVideo(video));
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const assignedSubs = subtitles
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.map(subtitle => ({ subtitle, videos: _mostProbableSubtitleVideos(subtitle, parsedVideos) }));
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const unassignedSubs = assignedSubs
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.filter(assignedSub => !assignedSub.videos)
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.map(assignedSub => assignedSub.subtitle);
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assignedSubs
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.filter(assignedSub => assignedSub.videos)
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.forEach(assignedSub => assignedSub.videos
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.forEach(video => video.subtitles = (video.subtitles || []).concat(assignedSub.subtitle)));
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return { contents, videos, subtitles: unassignedSubs };
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}
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return { contents, videos, subtitles };
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}
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function _parseVideo(video) {
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const fileName = video.title.split('/').pop().replace(/\.(\w{2,4})$/, '');
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const folderName = video.title.replace(/\/?[^/]+$/, '');
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return {
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videoFile: video,
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fileName: fileName,
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folderName: folderName,
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...parse(video.title)
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};
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}
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function _mostProbableSubtitleVideos(subtitle, parsedVideos) {
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const subTitle = subtitle.title || subtitle.path;
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const parsedSub = parse(subTitle.replace(/\.(\w{2,4})$/, ''));
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const byFileName = parsedVideos.filter(video => subTitle.includes(video.fileName));
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if (byFileName.length === 1) {
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return byFileName.map(v => v.videoFile);
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}
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const byTitleSeasonEpisode = parsedVideos.filter(video => video.title === parsedSub.title
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&& video.seasons === parsedSub.seasons
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&& JSON.stringify(video.episodes) === JSON.stringify(parsedSub.episodes));
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if (singleVideoFile(byTitleSeasonEpisode)) {
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return byTitleSeasonEpisode.map(v => v.videoFile);
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}
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const bySeasonEpisode = parsedVideos.filter(video => video.seasons === parsedSub.seasons
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&& video.episodes === parsedSub.episodes);
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if (singleVideoFile(bySeasonEpisode)) {
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return bySeasonEpisode.map(v => v.videoFile);
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}
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const byTitle = parsedVideos.filter(video => video.title && video.title === parsedSub.title);
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if (singleVideoFile(byTitle)) {
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return byTitle.map(v => v.videoFile);
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}
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const byEpisode = parsedVideos.filter(video => JSON.stringify(video.episodes) === JSON.stringify(parsedSub.episodes));
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if (singleVideoFile(byEpisode)) {
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return byEpisode.map(v => v.videoFile);
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}
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return undefined;
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}
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function singleVideoFile(videos) {
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return new Set(videos.map(v => v.videoFile.fileIndex)).size === 1;
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}
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module.exports = { assignSubtitles } |