61 lines
1.5 KiB
TypeScript
61 lines
1.5 KiB
TypeScript
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// A mapping of unicode strings to an object containing the filename
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// (i.e. the svg filename) and a shortCode intended to be shown
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// as a "title" attribute in an HTML element (aka tooltip).
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import type {
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FilenameData,
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ShortCodesToEmojiDataKey,
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} from './emoji_compressed';
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import emojiCompressed from './emoji_compressed';
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import { unicodeToFilename } from './unicode_to_filename';
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type UnicodeMapping = {
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[key in FilenameData[number][0]]: {
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shortCode: ShortCodesToEmojiDataKey;
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filename: FilenameData[number][number];
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};
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};
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const [
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shortCodesToEmojiData,
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_skins,
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_categories,
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_short_names,
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emojisWithoutShortCodes,
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] = emojiCompressed;
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// decompress
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const unicodeMapping: UnicodeMapping = {};
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function processEmojiMapData(
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emojiMapData: FilenameData[number],
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shortCode?: ShortCodesToEmojiDataKey,
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) {
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const [native, _filename] = emojiMapData;
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let filename = emojiMapData[1];
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if (!filename) {
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// filename name can be derived from unicodeToFilename
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filename = unicodeToFilename(native);
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}
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unicodeMapping[native] = {
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shortCode,
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filename,
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};
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}
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Object.keys(shortCodesToEmojiData).forEach(
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(shortCode: ShortCodesToEmojiDataKey) => {
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if (shortCode === undefined) return;
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const [filenameData, _searchData] = shortCodesToEmojiData[shortCode];
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filenameData.forEach((emojiMapData) => {
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processEmojiMapData(emojiMapData, shortCode);
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});
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},
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);
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emojisWithoutShortCodes.forEach((emojiMapData) => {
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processEmojiMapData(emojiMapData);
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});
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export { unicodeMapping };
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