130 lines
3.3 KiB
TypeScript
130 lines
3.3 KiB
TypeScript
import { emojiRegex } from './emoji-regex';
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import { fetchMeta } from './fetch-meta';
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import { Emojis } from '../models';
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import { toPunyNullable } from './convert-host';
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const legacies: Record<string, string> = {
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'like': '👍',
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'love': '❤', // ここに記述する場合は異体字セレクタを入れない
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'laugh': '😆',
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'hmm': '🤔',
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'surprise': '😮',
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'congrats': '🎉',
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'angry': '💢',
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'confused': '😥',
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'rip': '😇',
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'pudding': '🍮',
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'star': '⭐',
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};
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export async function getFallbackReaction(): Promise<string> {
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const meta = await fetchMeta();
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return meta.useStarForReactionFallback ? '⭐' : '👍';
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}
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export function convertLegacyReactions(reactions: Record<string, number>) {
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const _reactions = {} as Record<string, number>;
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for (const reaction of Object.keys(reactions)) {
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if (reactions[reaction] <= 0) continue;
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if (Object.keys(legacies).includes(reaction)) {
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if (_reactions[legacies[reaction]]) {
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_reactions[legacies[reaction]] += reactions[reaction];
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} else {
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_reactions[legacies[reaction]] = reactions[reaction];
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}
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} else {
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if (_reactions[reaction]) {
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_reactions[reaction] += reactions[reaction];
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} else {
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_reactions[reaction] = reactions[reaction];
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}
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}
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}
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const _reactions2 = {} as Record<string, number>;
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for (const reaction of Object.keys(_reactions)) {
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_reactions2[decodeReaction(reaction).reaction] = _reactions[reaction];
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}
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return _reactions2;
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}
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export async function toDbReaction(reaction?: string | null, reacterHost?: string | null): Promise<string> {
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if (reaction == null) return await getFallbackReaction();
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reacterHost = toPunyNullable(reacterHost);
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// 文字列タイプのリアクションを絵文字に変換
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if (Object.keys(legacies).includes(reaction)) return legacies[reaction];
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// Unicode絵文字
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const match = emojiRegex.exec(reaction);
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if (match) {
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// 合字を含む1つの絵文字
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const unicode = match[0];
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// 異体字セレクタ除去
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return unicode.match('\u200d') ? unicode : unicode.replace(/\ufe0f/g, '');
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}
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const custom = reaction.match(/^:([\w+-]+):$/);
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if (custom) {
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const name = custom[1];
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const emoji = await Emojis.findOne({
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host: reacterHost || null,
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name,
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});
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if (emoji) return reacterHost ? `:${name}@${reacterHost}:` : `:${name}:`
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}
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return await getFallbackReaction();
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}
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type DecodedReaction = {
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/**
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* リアクション名 (Unicode Emoji or ':name@hostname' or ':name@.')
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*/
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reaction: string;
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/**
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* name (カスタム絵文字の場合name, Emojiクエリに使う)
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*/
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name?: string;
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/**
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* host (カスタム絵文字の場合host, Emojiクエリに使う)
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*/
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host?: string | null;
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};
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export function decodeReaction(str: string): DecodedReaction {
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const custom = str.match(/^:([\w+-]+)(?:@([\w.-]+))?:$/);
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if (custom) {
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const name = custom[1];
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const host = custom[2] || null;
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return {
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reaction: `:${name}@${host || '.'}:`, // ローカル分は@以降を省略するのではなく.にする
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name,
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host
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};
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}
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return {
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reaction: str,
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name: undefined,
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host: undefined
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};
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}
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export function convertLegacyReaction(reaction: string): string {
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reaction = decodeReaction(reaction).reaction;
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if (Object.keys(legacies).includes(reaction)) return legacies[reaction];
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return reaction;
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}
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