mirror of https://github.com/misskey-dev/misskey
41 lines
1.2 KiB
TypeScript
41 lines
1.2 KiB
TypeScript
export const unicodeEmojiCategories = ['face', 'people', 'animals_and_nature', 'food_and_drink', 'activity', 'travel_and_places', 'objects', 'symbols', 'flags'] as const;
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export type UnicodeEmojiDef = {
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name: string;
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char: string;
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category: typeof unicodeEmojiCategories[number];
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}
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// initial converted from https://github.com/muan/emojilib/commit/242fe68be86ed6536843b83f7e32f376468b38fb
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import _emojilist from '../emojilist.json';
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export const emojilist: UnicodeEmojiDef[] = _emojilist.map(x => ({
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name: x[1] as string,
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char: x[0] as string,
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category: unicodeEmojiCategories[x[2]],
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}));
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const _indexByChar = new Map<string, number>();
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const _charGroupByCategory = new Map<string, string[]>();
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for (let i = 0; i < emojilist.length; i++) {
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const emo = emojilist[i];
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_indexByChar.set(emo.char, i);
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if (_charGroupByCategory.has(emo.category)) {
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_charGroupByCategory.get(emo.category)?.push(emo.char);
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} else {
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_charGroupByCategory.set(emo.category, [emo.char]);
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}
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}
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export const emojiCharByCategory = _charGroupByCategory;
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export function getEmojiName(char: string): string | null {
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const idx = _indexByChar.get(char);
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if (idx == null) {
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return null;
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} else {
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return emojilist[idx].name;
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}
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}
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