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44 lines
1.4 KiB
44 lines
1.4 KiB
2 years ago
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import emojis from '../../../assets/emoji.json';
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const maxMatches = 6;
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function sortAndReduce(map) {
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const sortedMap = new Map([...map.entries()].sort((a, b) => a[1] - b[1]));
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return Array.from(sortedMap.keys()).slice(0, maxMatches);
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}
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export function matchEmoji(queryText) {
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const query = queryText.toLowerCase().replaceAll('_', ' ');
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if (!query) return emojis.slice(0, maxMatches).map((e) => e.aliases[0]);
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// results is a map of weights, lower is better
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const results = new Map();
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for (const {aliases} of emojis) {
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const mainAlias = aliases[0];
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for (const [aliasIndex, alias] of aliases.entries()) {
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const index = alias.replaceAll('_', ' ').indexOf(query);
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if (index === -1) continue;
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const existing = results.get(mainAlias);
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const rankedIndex = index + aliasIndex;
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results.set(mainAlias, existing ? existing - rankedIndex : rankedIndex);
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}
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}
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return sortAndReduce(results);
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}
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export function matchMention(queryText) {
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const query = queryText.toLowerCase();
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// results is a map of weights, lower is better
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const results = new Map();
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for (const obj of window.config.tributeValues) {
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const index = obj.key.toLowerCase().indexOf(query);
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if (index === -1) continue;
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const existing = results.get(obj);
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results.set(obj, existing ? existing - index : index);
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}
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return sortAndReduce(results);
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}
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