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Diffstat (limited to 'src/content/dependencies/listAlbumsByDuration.js')
-rw-r--r-- | src/content/dependencies/listAlbumsByDuration.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/content/dependencies/listAlbumsByDuration.js b/src/content/dependencies/listAlbumsByDuration.js new file mode 100644 index 00000000..e922ebc9 --- /dev/null +++ b/src/content/dependencies/listAlbumsByDuration.js @@ -0,0 +1,57 @@ +import {stitchArrays} from '../../util/sugar.js'; +import {getTotalDuration} from '../../util/wiki-data.js'; + +export default { + contentDependencies: ['generateListingPage', 'linkAlbum'], + extraDependencies: ['language', 'wikiData'], + + sprawl({albumData}) { + return {albumData}; + }, + + query({albumData}, spec) { + const albumToDuration = + new Map(albumData.map(album => [album, getTotalDuration(album.tracks)])); + + return { + spec, + + albums: + albumData + .filter(album => albumToDuration.get(album) > 0) + .sort((a, b) => albumToDuration.get(b) - albumToDuration.get(a)), + }; + }, + + relations(relation, query) { + return { + page: relation('generateListingPage', query.spec), + + albumLinks: + query.albums + .map(album => relation('linkAlbum', album)), + }; + }, + + data(query) { + return { + durations: + query.albums + .map(album => getTotalDuration(album.tracks)), + }; + }, + + generate(data, relations, {language}) { + return relations.page.slots({ + type: 'rows', + rows: + stitchArrays({ + link: relations.albumLinks, + duration: data.durations, + }).map(({link, duration}) => ({ + album: link, + duration: language.formatDuration(duration), + })), + }); + }, +}; |