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import {atOffset, empty} from '#sugar';
export default {
contentDependencies: [
'generatePreviousNextLinks',
'linkFlashAct',
],
extraDependencies: ['html', 'language', 'wikiData'],
sprawl({flashActData}) {
return {flashActData};
},
query(sprawl, flashAct) {
// Like with generateFlashNavAccent, don't sort chronologically here.
const flashActs =
sprawl.flashActData;
const index =
flashActs.indexOf(flashAct);
const previousFlashAct =
atOffset(flashActs, index, -1);
const nextFlashAct =
atOffset(flashActs, index, +1);
return {previousFlashAct, nextFlashAct};
},
relations(relation, query) {
const relations = {};
if (query.previousFlashAct || query.nextFlashAct) {
relations.previousNextLinks =
relation('generatePreviousNextLinks');
relations.previousFlashActLink =
(query.previousFlashAct
? relation('linkFlashAct', query.previousFlashAct)
: null);
relations.nextFlashActLink =
(query.nextFlashAct
? relation('linkFlashAct', query.nextFlashAct)
: null);
}
return relations;
},
generate(relations, {html, language}) {
const {content: previousNextLinks = []} =
relations.previousNextLinks &&
relations.previousNextLinks.slots({
previousLink: relations.previousFlashActLink,
nextLink: relations.nextFlashActLink,
});
const allLinks = [
...previousNextLinks,
].filter(Boolean);
if (empty(allLinks)) {
return html.blank();
}
return `(${language.formatUnitList(allLinks)})`;
},
};
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