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// Index structures shared by client and server, and relevant interfaces.
// First and foremost, this is complemented by src/search-select.js, which
// actually fills the search indexes up with stuff. During build this all
// gets consumed by src/search.js to make an index, fill it with stuff
// (as described by search-select.js), and export it to disk; then on
// the client that export is consumed by src/static/js/search-worker.js,
// which builds an index in the same shape and imports the data for query.
const baselineStore = [
'primaryName',
'disambiguator',
'artwork',
'color',
];
const genericStore = baselineStore;
const searchShape = {
generic: {
index: [
'primaryName',
'parentName',
'artTags',
'additionalNames',
'contributors',
'groups',
].map(field => ({field, tokenize: 'forward'})),
store: genericStore,
},
verbatim: {
index: [
'primaryName',
'parentName',
'artTags',
'additionalNames',
'contributors',
'groups',
],
store: genericStore,
},
};
export default searchShape;
export function makeSearchIndex(descriptor, {FlexSearch}) {
return new FlexSearch.Document({
id: 'reference',
index: descriptor.index,
store: descriptor.store,
// Disable scoring, always return results according to provided order
// (specified above in `genericQuery`, etc).
resolution: 1,
});
}
// TODO: This function basically mirrors bind-utilities.js, which isn't
// exactly robust, but... binding might need some more thought across the
// codebase in *general.*
function bindSearchUtilities({
checkIfImagePathHasCachedThumbnails,
getThumbnailEqualOrSmaller,
thumbsCache,
urls,
}) {
// TODO: :boom:
const bound = {
urls,
};
bound.checkIfImagePathHasCachedThumbnails =
(imagePath) =>
checkIfImagePathHasCachedThumbnails(imagePath, thumbsCache);
bound.getThumbnailEqualOrSmaller =
(preferred, imagePath) =>
getThumbnailEqualOrSmaller(preferred, imagePath, thumbsCache);
return bound;
}
export function populateSearchIndex(index, descriptor, opts) {
const {wikiData} = opts;
const bound = bindSearchUtilities(opts);
for (const thing of descriptor.select(wikiData)) {
const reference = thing.constructor.getReference(thing);
let processed;
try {
processed = descriptor.process(thing, bound);
} catch (caughtError) {
throw new Error(
`Failed to process searchable thing ${reference}`,
{cause: caughtError});
}
index.add({reference, ...processed});
}
}
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