106 lines
2.3 KiB
TypeScript
106 lines
2.3 KiB
TypeScript
// @ts-ignore
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import EmojiConvertor from 'emoji-js';
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const instance = new EmojiConvertor();
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instance.init_unified();
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instance.init_colons();
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instance.img_sets.apple.path =
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'node_modules/emoji-datasource-apple/img/apple/64/';
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instance.include_title = true;
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instance.replace_mode = 'img';
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instance.supports_css = false; // needed to avoid spans with background-image
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export type SizeClassType = '' | 'small' | 'medium' | 'large' | 'jumbo';
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export function getRegex(): RegExp {
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return instance.rx_unified;
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}
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export function getTitle(value: string): string | undefined {
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return instance.data[value][3][0];
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}
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export function findImage(value: string, variation?: string) {
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return instance.find_image(value, variation);
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}
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function getCountOfAllMatches(str: string, regex: RegExp) {
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let match = regex.exec(str);
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let count = 0;
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if (!regex.global) {
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return match ? 1 : 0;
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}
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while (match) {
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count += 1;
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match = regex.exec(str);
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}
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return count;
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}
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function hasNormalCharacters(str: string) {
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const noEmoji = str.replace(instance.rx_unified, '').trim();
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return noEmoji.length > 0;
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}
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export function getSizeClass(str: string): SizeClassType {
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if (hasNormalCharacters(str)) {
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return '';
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}
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const emojiCount = getCountOfAllMatches(str, instance.rx_unified);
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if (emojiCount > 8) {
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return '';
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} else if (emojiCount > 6) {
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return 'small';
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} else if (emojiCount > 4) {
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return 'medium';
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} else if (emojiCount > 2) {
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return 'large';
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} else {
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return 'jumbo';
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}
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}
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const VARIATION_LOOKUP: { [index: string]: string } = {
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'\uD83C\uDFFB': '1f3fb',
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'\uD83C\uDFFC': '1f3fc',
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'\uD83C\uDFFD': '1f3fd',
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'\uD83C\uDFFE': '1f3fe',
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'\uD83C\uDFFF': '1f3ff',
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};
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// Taken from emoji-js/replace_unified
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export function getReplacementData(
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m: string,
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p1: string | undefined,
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p2: string | undefined
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): string | { value: string; variation?: string } {
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const unified = instance.map.unified[p1];
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if (unified) {
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const variation = VARIATION_LOOKUP[p2 || ''];
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if (variation) {
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return {
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value: unified,
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variation,
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};
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}
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return {
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value: unified,
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};
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}
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const unifiedVars = instance.map.unified_vars[p1];
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if (unifiedVars) {
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return {
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value: unifiedVars[0],
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variation: unifiedVars[1],
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};
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}
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return m;
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}
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