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@yalovek
Created October 23, 2016 16:26
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Translit latin to cyrillic
/**
* Function for translitirating latin to cyrillic
* @param {String} word Word on latin
* @return {String} Word translitirated to cyrillic
*/
const translitLatinToCyrillic = word => {
const translitMap = {
'a': 'а',
'b': 'б',
'c': 'ц',
'ch': 'ч',
'd': 'д',
'e': 'е',
'eh': 'э',
'f': 'ф',
'g': 'г',
'h': 'х',
'i': 'и',
'ia': 'я',
'ie': 'е',
'iu': 'ю',
'iy': 'ий',
'j': 'й',
'ja': 'я',
'jo': 'ё',
'ju': 'ю',
'k': 'к',
'kh': 'х',
'l': 'л',
'm': 'м',
'n': 'н',
'o': 'о',
'p': 'п',
'r': 'р',
's': 'с',
'sch': 'щ',
'sh': 'ш',
't': 'т',
'ts': 'ц',
'u': 'у',
'v': 'в',
'y': 'ы',
'ya': 'я',
'yo': 'ё',
'z': 'з',
'zh': 'ж',
"'": 'ь'
};
return word.toLowerCase()
.split('')
.map((l, k, a) => {
if ((l === 'c' && a[k + 1] === 'h' && k - 1 >= 0 && a[k - 1] !== 's')
|| (l === 'e' && a[k + 1] === 'h')
|| (l === 'i' && a[k + 1] === 'a')
|| (l === 'i' && a[k + 1] === 'e')
|| (l === 'i' && a[k + 1] === 'u')
|| (l === 'i' && a[k + 1] === 'y')
|| (l === 'j' && a[k + 1] === 'a')
|| (l === 'j' && a[k + 1] === 'o')
|| (l === 'j' && a[k + 1] === 'u')
|| (l === 'k' && a[k + 1] === 'h')
|| (l === 's' && a[k + 1] === 'h')
|| (l === 't' && a[k + 1] === 's')
|| (l === 'y' && a[k + 1] === 'a')
|| (l === 'y' && a[k + 1] === 'o')
|| (l === 'z' && a[k + 1] === 'h')) {
return translitMap[l + a[k + 1]];
} else if (l === 's' && a[k + 1] === 'c' && a[k + 2] === 'h') {
return translitMap[l + a[k + 1] + a[k + 2]];
} else if ((l === 'h' && k - 1 >= 0 && a[k - 1] === 'c')
|| (l === 'h' && k - 1 !== 0 && a[k - 1] === 'e')
|| (l === 'a' && k - 1 !== 0 && a[k - 1] === 'i')
|| (l === 'e' && k - 1 !== 0 && a[k - 1] === 'i')
|| (l === 'y' && k - 1 !== 0 && a[k - 1] === 'i')
|| (l === 'a' && k - 1 >= 0 && a[k - 1] === 'j')
|| (l === 'o' && k - 1 >= 0 && a[k - 1] === 'j')
|| (l === 'u' && k - 1 >= 0 && a[k - 1] === 'j')
|| (l === 'h' && k - 1 >= 0 && a[k - 1] === 'k')
|| (l === 'c' && k - 1 >= 0 && a[k - 1] === 's' && k + 1 >= 0 && a[k + 1] === 'h')
|| (l === 'h' && k - 1 >= 0 && a[k - 1] === 's')
|| (l === 's' && k - 1 >= 0 && a[k - 1] === 't')
|| (l === 'a' && k - 1 >= 0 && a[k - 1] === 'y')
|| (l === 'o' && k - 1 >= 0 && a[k - 1] === 'y')
|| (l === 'h' && k - 1 >= 0 && a[k - 1] === 'z')) {
return '';
} else if (l === 'h' && k - 1 >= 0 && a[k - 1] === 'c' && k - 2 >= 0 && a[k - 2] === 's') {
return '';
}
return translitMap[l];
})
.join('');
};
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