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import {atOffset, stitchArrays} from '#sugar';
import {sortChronologically} from '#wiki-data';
export default {
contentDependencies: [
'generateColorStyleAttribute',
'generatePreviousNextLinks',
'generateSecondaryNav',
'linkAlbumDynamically',
'linkGroup',
'linkTrack',
],
extraDependencies: ['html', 'language'],
query(album) {
const query = {};
query.groups =
album.groups;
if (album.date) {
// Sort by latest first. This matches the sorting order used on group
// gallery pages, ensuring that previous/next matches moving up/down
// the gallery. Note that this makes the index offsets "backwards"
// compared to how latest-last chronological lists are accessed.
const groupAlbums =
query.groups.map(group =>
sortChronologically(
group.albums.filter(album => album.date),
{latestFirst: true}));
const groupCurrentIndex =
groupAlbums.map(albums =>
albums.indexOf(album));
query.groupPreviousAlbum =
stitchArrays({
albums: groupAlbums,
index: groupCurrentIndex,
}).map(({albums, index}) =>
atOffset(albums, index, +1));
query.groupNextAlbum =
stitchArrays({
albums: groupAlbums,
index: groupCurrentIndex,
}).map(({albums, index}) =>
atOffset(albums, index, -1));
}
return query;
},
relations(relation, query, album) {
const relations = {};
relations.secondaryNav =
relation('generateSecondaryNav');
relations.groupLinks =
album.groups
.map(group => relation('linkGroup', group));
relations.colorStyles =
album.groups
.map(group => relation('generateColorStyleAttribute', group.color));
if (album.date) {
relations.previousNextLinks =
stitchArrays({
previousAlbum: query.groupPreviousAlbum,
nextAlbum: query.groupNextAlbum
}).map(({previousAlbum, nextAlbum}) =>
(previousAlbum || nextAlbum
? relation('generatePreviousNextLinks')
: null));
relations.previousAlbumLinks =
query.groupPreviousAlbum.map(previousAlbum =>
(previousAlbum
? relation('linkAlbumDynamically', previousAlbum)
: null));
relations.nextAlbumLinks =
query.groupNextAlbum.map(nextAlbum =>
(nextAlbum
? relation('linkAlbumDynamically', nextAlbum)
: null));
}
return relations;
},
slots: {
mode: {
validate: v => v.is('album', 'track'),
default: 'album',
},
},
generate(relations, slots, {html, language}) {
return relations.secondaryNav.slots({
class: 'nav-links-groups',
content:
stitchArrays({
colorStyle: relations.colorStyles,
groupLink: relations.groupLinks,
previousNextLinks: relations.previousNextLinks ?? null,
previousAlbumLink: relations.previousAlbumLinks ?? null,
nextAlbumLink: relations.nextAlbumLinks ?? null,
}).map(({
colorStyle,
groupLink,
previousNextLinks,
previousAlbumLink,
nextAlbumLink,
}) => {
if (
slots.mode === 'track' ||
!previousAlbumLink && !nextAlbumLink
) {
return language.$('albumSidebar.groupBox.title', {
group: groupLink,
});
}
const {content: previousNextPart} =
previousNextLinks.slots({
previousLink: previousAlbumLink,
nextLink: nextAlbumLink,
id: false,
});
return (
html.tag('span',
colorStyle.slot('context', 'primary-only'),
[
language.$('albumSidebar.groupBox.title', {
group: groupLink.slot('color', false),
}),
`(${language.formatUnitList(previousNextPart)})`,
]));
}),
});
},
};
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