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