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fix(VideoInfo.ts): reimplement get music_tracks (#409)

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* fix(VideoInfo.ts): reimplement `get music_tracks`

- Add parser classes to parse needed data
  - Add `CarouselLockup`
  - Add `EngagementPanelSectionList`
  - Add `InfoRow`
  - Add `StructuredDescriptionContent`
  - Add `VideoDescriptionMusicSection`
  - Add `VideoDescriptionHeader`
  - Add `Factoid`
  - Add `ExpandableVideoDescriptionBody`
  - Add `AdsEngagementPanelContent`
- Add `engagement_panels` to raw and parsed next responses
- Add `engagement_panels` parsing code to `parser.ts`

* Check for song inside of video_lockup first before checking info_rows

* Add support for pulling artist ids out of music_tracks

- Add support for WRITERS InfoRow
- Check for video id inside of naviagation endpoint on info_row metadata

* Add `AdsEngagementPanelContent` to ignore list

* Switch `map => parseItem` to `parseArray`

* Use `Text` && `NavigationEndpoint`

* Replace `String` with `Text` in `ExpandableVideoDescriptionBody`
This commit is contained in:
Emma
2023-06-28 05:54:55 -04:00
committed by GitHub
parent a11e5962c6
commit e434bb2632
13 changed files with 240 additions and 36 deletions
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69
src/parser/youtube/VideoInfo.ts
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@@ -33,6 +33,8 @@ import type { ObservedArray, YTNode } from '../helpers.js';
import { InnertubeError } from '../../utils/Utils.js';
import { MediaInfo } from '../../core/mixins/index.js';
import StructuredDescriptionContent from '../classes/StructuredDescriptionContent.js';
import { VideoDescriptionMusicSection } from '../nodes.js';
class VideoInfo extends MediaInfo {
#watch_next_continuation?: ContinuationItem;
@@ -336,41 +338,46 @@ class VideoInfo extends MediaInfo {
/**
* Get songs used in the video.
*/
// TODO: this seems to be broken with the new UI, further investigation needed
get music_tracks() {
/*
Const metadata = this.secondary_info?.metadata;
if (!metadata)
return [];
const songs = [];
let current_song: Record<string, Text[]> = {};
let is_music_section = false;
for (let i = 0; i < metadata.rows.length; i++) {
const row = metadata.rows[i];
if (row.is(MetadataRowHeader)) {
if (row.content?.toString().toLowerCase().startsWith('music')) {
is_music_section = true;
i++; // Skip the learn more link
const description_content = this.page[1]?.engagement_panels?.filter((panel) => panel.content?.is(StructuredDescriptionContent));
if (description_content !== undefined && description_content.length > 0) {
const music_section = (description_content[0].content as StructuredDescriptionContent)?.items.filter((item: YTNode) => item?.is(VideoDescriptionMusicSection)) as VideoDescriptionMusicSection[];
if (music_section !== undefined && music_section.length > 0) {
return music_section[0].carousel_lockups?.map((lookup) => {
let song, artist, album, license, videoId, channelId;
// If the song isn't in the video_lockup, it should be in the info_rows
song = lookup.video_lockup?.title;
// If the video id isn't in the video_lockup, it should be in the info_rows
videoId = lookup.video_lockup?.endpoint.payload.videoId;
for (let i = 0; i < lookup.info_rows.length; i++) {
const info_row = lookup.info_rows[i];
if (info_row.info_row_expand_status_key === undefined) {
if (song === undefined) {
song = info_row.metadata_text;
if (videoId === undefined) {
videoId = info_row.metadata_endpoint?.payload;
}
continue;
} else {
album = info_row.metadata_text;
}
} else {
if (info_row.info_row_expand_status_key?.indexOf('structured-description-music-section-artists-row-state-id') !== -1) {
artist = info_row.metadata_text;
if (channelId === undefined) {
channelId = info_row.metadata_endpoint?.payload?.browseId;
}
}
if (info_row.info_row_expand_status_key?.indexOf('structured-description-music-section-licenses-row-state-id') !== -1) {
license = info_row.metadata_text;
}
}
if (!is_music_section)
continue;
if (row.is(MetadataRow))
current_song[row.title?.toString().toLowerCase().replace(/ /g, '_')] = row.contents;
// TODO: this makes no sense, we continue above when
if (row.has_divider_line) {
songs.push(current_song);
current_song = {};
}
}
if (is_music_section)
songs.push(current_song);
return songs;
*/
}
return { song, artist, album, license, videoId, channelId };
});
}
}
return [];
}
}
export default VideoInfo;
export default VideoInfo;