/**
 * 从文本中获取 Emoji 字符（一个）
 */
export function getEmojiFromText(text: string) {
    // 低版本 Safri 不支持这个正则表达式，所以不能放在外面，否则会让网页一载入就报错
    const regexpUnicodeModified =
        /\p{RI}\p{RI}|\p{Emoji}(\p{EMod}+|\u{FE0F}\u{20E3}?|[\u{E0020}-\u{E007E}]+\u{E007F})?(\u{200D}\p{Emoji}(\p{EMod}+|\u{FE0F}\u{20E3}?|[\u{E0020}-\u{E007E}]+\u{E007F})?)+|\p{EPres}(\p{EMod}+|\u{FE0F}\u{20E3}?|[\u{E0020}-\u{E007E}]+\u{E007F})?|\p{Emoji}(\p{EMod}+|\u{FE0F}\u{20E3}?|[\u{E0020}-\u{E007E}]+\u{E007F})/gu

    let emoji = text.match(regexpUnicodeModified)
    return emoji ? emoji[0] : ""
}

/**
 * 从文本中获取 Emoji 字符（多个）
 */
export function getEmojisFromText(text: string) {
    // 低版本 Safri 不支持这个正则表达式，所以不能放在外面，否则会让网页yi'zai'ru'jiu报错
    const regexpUnicodeModified =
        /\p{RI}\p{RI}|\p{Emoji}(\p{EMod}+|\u{FE0F}\u{20E3}?|[\u{E0020}-\u{E007E}]+\u{E007F})?(\u{200D}\p{Emoji}(\p{EMod}+|\u{FE0F}\u{20E3}?|[\u{E0020}-\u{E007E}]+\u{E007F})?)+|\p{EPres}(\p{EMod}+|\u{FE0F}\u{20E3}?|[\u{E0020}-\u{E007E}]+\u{E007F})?|\p{Emoji}(\p{EMod}+|\u{FE0F}\u{20E3}?|[\u{E0020}-\u{E007E}]+\u{E007F})/gu

    let emojis = text.match(regexpUnicodeModified)
    return emojis
}