forgejo/web_src/js/utils/match.js
wxiaoguang 74930b1ccd
Avoiding accessing undefined mentionValues (#26461)
The `window.config.mentionValues` might be undefined: 

```
{{if or .Participants .Assignees .MentionableTeams}}
    mentionValues: ...
{{end}}
```
2023-08-12 08:36:23 +00:00

44 lines
1.4 KiB
JavaScript

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