fluxer/fluxer_app/src/utils/EmojiUtils.tsx
2026-01-01 21:05:54 +00:00

52 lines
1.9 KiB
TypeScript

/*
* Copyright (C) 2026 Fluxer Contributors
*
* This file is part of Fluxer.
*
* Fluxer is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Fluxer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Fluxer. If not, see <https://www.gnu.org/licenses/>.
*/
import type {FC, SVGProps} from 'react';
import {MODE} from '~/lib/env';
import {Platform} from '~/lib/Platform';
export type TwemojiComponent = FC<SVGProps<SVGSVGElement>>;
const TWEMOJI_CDN = 'https://fluxerstatic.com/emoji';
export const shouldUseNativeEmoji = Platform.isAppleDevice;
export const convertToCodePoints = (emoji: string): string => {
const containsZWJ = emoji.includes('\u200D');
const processedEmoji = containsZWJ ? emoji : emoji.replace(/\uFE0F/g, '');
return Array.from(processedEmoji)
.map((char) => char.codePointAt(0)?.toString(16).replace(/^0+/, '') || '')
.join('-');
};
export const fromHexCodePoint = (hex: string): string => String.fromCodePoint(Number.parseInt(hex, 16));
export const getTwemojiURL = (codePoints: string): string | null => {
if (shouldUseNativeEmoji || MODE === 'test' || !codePoints) {
return null;
}
return `${TWEMOJI_CDN}/${codePoints}.svg`;
};
export const getEmojiURL = (unicode: string): string | null => getTwemojiURL(convertToCodePoints(unicode));
export const getTwemojiSvg = (_codePoints: string): TwemojiComponent | null => null;
export const getEmojiSvg = (_unicode: string): TwemojiComponent | null => null;