use phf::{phf_map, phf_set};

pub static CONVERT_MAP: phf::Map<char, char> = phf_map! {
    '＂' => '"',
    '＃' => '#',
    '＄' => '$',
    '％' => '%',
    '＆' => '&',
    '＇' => '\'',
    '＊' => '*',
    '＋' => '+',
    '．' => '.',
    '／' => '/',
    '０' => '0',
    '１' => '1',
    '２' => '2',
    '３' => '3',
    '４' => '4',
    '５' => '5',
    '６' => '6',
    '７' => '7',
    '８' => '8',
    '９' => '9',
    '＜' => '<',
    '＝' => '=',
    '＞' => '>',
    '＠' => '@',
    'Ａ' => 'A',
    'Ｂ' => 'B',
    'Ｃ' => 'C',
    'Ｄ' => 'D',
    'Ｅ' => 'E',
    'Ｆ' => 'F',
    'Ｇ' => 'G',
    'Ｈ' => 'H',
    'Ｉ' => 'I',
    'Ｊ' => 'J',
    'Ｋ' => 'K',
    'Ｌ' => 'L',
    'Ｍ' => 'M',
    'Ｎ' => 'N',
    'Ｏ' => 'O',
    'Ｐ' => 'P',
    'Ｑ' => 'Q',
    'Ｒ' => 'R',
    'Ｓ' => 'S',
    'Ｔ' => 'T',
    'Ｕ' => 'U',
    'Ｖ' => 'V',
    'Ｗ' => 'W',
    'Ｘ' => 'X',
    'Ｙ' => 'Y',
    'Ｚ' => 'Z',
    '＼' => '\\',
    '＾' => '^',
    '｀' => '`',
    'ａ' => 'a',
    'ｂ' => 'b',
    'ｃ' => 'c',
    'ｄ' => 'd',
    'ｅ' => 'e',
    'ｆ' => 'f',
    'ｇ' => 'g',
    'ｈ' => 'h',
    'ｉ' => 'i',
    'ｊ' => 'j',
    'ｋ' => 'k',
    'ｌ' => 'l',
    'ｍ' => 'm',
    'ｎ' => 'n',
    'ｏ' => 'o',
    'ｐ' => 'p',
    'ｑ' => 'q',
    'ｒ' => 'r',
    'ｓ' => 's',
    'ｔ' => 't',
    'ｕ' => 'u',
    'ｖ' => 'v',
    'ｗ' => 'w',
    'ｘ' => 'x',
    'ｙ' => 'y',
    'ｚ' => 'z',
    '｛' => '{',
    '｜' => '|',
    '｝' => '}',
    '｡' => '。',
    '｢' => '「',
    '｣' => '」',
    '､' => '、',
    '･' => '·',
    '•' => '·',
    '─' => '—',
    '―' => '—',
    '∶' => '：',
    '‧' => '·',
    '・' => '·',
    '﹑' => '、',
    '〜' => '～',
    '︰' => '：',
    '?' => '？',
    '!' => '！',
    ',' => '，',
    ';' => '；',
    '(' => '（',
    ')' => '）',
};

// https://zh.wiktionary.org/wiki/
pub static CONVERT_T2S_MAP: phf::Map<char, char> = phf_map! {
    '妳' => '你',
    '姊' => '姐',
    '擡' => '抬',
    '牠' => '它',
    '緖' => '绪',
    '揹' => '背',
};

// https://zh.wikipedia.org/wiki/%E4%B8%AD%E6%97%A5%E9%9F%93%E7%B5%B1%E4%B8%80%E8%A1%A8%E6%84%8F%E6%96%87%E5%AD%97
// Unicode 15.1
#[must_use]
#[inline]
pub const fn is_cjk(c: char) -> bool {
    c == '\u{3007}'
        || range(c, '\u{3400}', '\u{4DBF}')
        || range(c, '\u{4E00}', '\u{9FFF}')
        || range(c, '\u{FA0E}', '\u{FA0F}')
        || c == '\u{FA11}'
        || range(c, '\u{FA13}', '\u{FA14}')
        || c == '\u{FA1F}'
        || c == '\u{FA21}'
        || range(c, '\u{FA23}', '\u{FA24}')
        || range(c, '\u{FA27}', '\u{FA29}')
        || range(c, '\u{20000}', '\u{2A6DF}')
        || range(c, '\u{2A700}', '\u{2B739}')
        || range(c, '\u{2B740}', '\u{2B81D}')
        || range(c, '\u{2B820}', '\u{2CEA1}')
        || range(c, '\u{2CEB0}', '\u{2EBE0}')
        || range(c, '\u{2EBF0}', '\u{2EE5F}')
        || range(c, '\u{30000}', '\u{3134A}')
        || range(c, '\u{31350}', '\u{323AF}')
}

#[must_use]
#[inline]
const fn range(c: char, min: char, max: char) -> bool {
    c >= min && c <= max
}

// https://zh.wikipedia.org/wiki/%E6%A0%87%E7%82%B9%E7%AC%A6%E5%8F%B7
static CHINESE_PUNCTUATION: phf::Set<char> = phf_set! {
    '。',
    '？',
    '！',
    '，',
    '、',
    '；',
    '：',
    '“',
    '”',
    '『',
    '』',
    '‘',
    '’',
    '「',
    '」',
    '（',
    '）',
    '［',
    '］',
    '〔',
    '〕',
    '【',
    '】',
    // ——
    '—',
    // ……
    '…',
    '－',
    '-',
    '～',
    '·',
    '《',
    '》',
    '〈',
    '〉',
    // ﹏﹏
    '﹏',
    // ＿＿
    '＿',
    '.'
};

#[must_use]
#[inline]
pub fn is_chinese_punctuation(c: char) -> bool {
    CHINESE_PUNCTUATION.contains(&c)
}

// https://zh.wikipedia.org/wiki/%E6%A0%87%E7%82%B9%E7%AC%A6%E5%8F%B7
static ENGLISH_PUNCTUATION: phf::Set<char> = phf_set! {
    '.',
    '?',
    '!',
    ',',
    ':',
    '…',
    ';',
    '-',
    '–',
    '—',
    '(',
    ')',
    '[',
    ']',
    '{',
    '}',
    '"',
    '\'',
    '/',
};

#[must_use]
#[inline]
pub fn is_english_punctuation(c: char) -> bool {
    ENGLISH_PUNCTUATION.contains(&c)
}

#[must_use]
#[inline]
pub fn is_punctuation(c: char) -> bool {
    is_chinese_punctuation(c) || is_english_punctuation(c)
}

#[cfg(test)]
mod test {
    use super::*;

    #[test]
    fn test_is_cjk() {
        assert!(is_cjk('你'));
        assert!(is_cjk('〇'));
        assert!(is_cjk('䀹'));
        assert!(is_cjk('鿃'));
        assert!(is_cjk('\u{9FEB}'));
        assert!(is_cjk('﨧'));
        assert!(is_cjk('𱞈'));

        assert!(!is_cjk('a'));
        assert!(!is_cjk('🍌'));
    }
}