"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const string_trim_1 = __importDefault(require("../../utils/string-trim"));
// NOTE: https://encoding.spec.whatwg.org/#names-and-labels
const ENCODING_LABELS = {
    'utf-8': ['unicode-1-1-utf-8', 'utf-8', 'utf8'],
    'ibm866': ['866', 'cp866', 'csibm866', 'ibm866'],
    'iso-8859-2': ['csisolatin2', 'iso-8859-2', 'iso-ir-101', 'iso8859-2', 'iso88592', 'iso_8859-2', 'iso_8859-2:1987', 'l2', 'latin2'],
    'iso-8859-3': ['csisolatin3', 'iso-8859-3', 'iso-ir-109', 'iso8859-3', 'iso88593', 'iso_8859-3', 'iso_8859-3:1988', 'l3', 'latin3'],
    'iso-8859-4': ['csisolatin4', 'iso-8859-4', 'iso-ir-110', 'iso8859-4', 'iso88594', 'iso_8859-4', 'iso_8859-4:1988', 'l4', 'latin4'],
    'iso-8859-5': ['csisolatincyrillic', 'cyrillic', 'iso-8859-5', 'iso-ir-144', 'iso8859-5', 'iso88595', 'iso_8859-5', 'iso_8859-5:1988'],
    'iso-8859-6': ['arabic', 'asmo-708', 'csiso88596e', 'csiso88596i', 'csisolatinarabic', 'ecma-114', 'iso-8859-6', 'iso-8859-6-e', 'iso-8859-6-i', 'iso-ir-127', 'iso8859-6', 'iso88596', 'iso_8859-6', 'iso_8859-6:1987'],
    'iso-8859-7': ['csisolatingreek', 'ecma-118', 'elot_928', 'greek', 'greek8', 'iso-8859-7', 'iso-ir-126', 'iso8859-7', 'iso88597', 'iso_8859-7', 'iso_8859-7:1987', 'sun_eu_greek'],
    'iso-8859-8': ['csiso88598e', 'csisolatinhebrew', 'hebrew', 'iso-8859-8', 'iso-8859-8-e', 'iso-ir-138', 'iso8859-8', 'iso88598', 'iso_8859-8', 'iso_8859-8:1988', 'visual'],
    'iso-8859-8-i': ['csiso88598i', 'iso-8859-8-i', 'logical'],
    'iso-8859-10': ['csisolatin6', 'iso-8859-10', 'iso-ir-157', 'iso8859-10', 'iso885910', 'l6', 'latin6'],
    'iso-8859-13': ['iso-8859-13', 'iso8859-13', 'iso885913'],
    'iso-8859-14': ['iso-8859-14', 'iso8859-14', 'iso885914'],
    'iso-8859-15': ['csisolatin9', 'iso-8859-15', 'iso8859-15', 'iso885915', 'iso_8859-15', 'l9'],
    'iso-8859-16': ['iso-8859-16'],
    'koi8-r': ['cskoi8r', 'koi', 'koi8', 'koi8-r', 'koi8_r'],
    'koi8-u': ['koi8-ru', 'koi8-u'],
    'macintosh': ['csmacintosh', 'mac', 'macintosh', 'x-mac-roman'],
    'windows-874': ['dos-874', 'iso-8859-11', 'iso8859-11', 'iso885911', 'tis-620', 'windows-874'],
    'windows-1250': ['cp1250', 'windows-1250', 'x-cp1250'],
    'windows-1251': ['cp1251', 'windows-1251', 'x-cp1251'],
    'windows-1252': ['ansi_x3.4-1968', 'ascii', 'cp1252', 'cp819', 'csisolatin1', 'ibm819', 'iso-8859-1', 'iso-ir-100', 'iso8859-1', 'iso88591', 'iso_8859-1', 'iso_8859-1:1987', 'l1', 'latin1', 'us-ascii', 'windows-1252', 'x-cp1252'],
    'windows-1253': ['cp1253', 'windows-1253', 'x-cp1253'],
    'windows-1254': ['cp1254', 'csisolatin5', 'iso-8859-9', 'iso-ir-148', 'iso8859-9', 'iso88599', 'iso_8859-9', 'iso_8859-9:1989', 'l5', 'latin5', 'windows-1254', 'x-cp1254'],
    'windows-1255': ['cp1255', 'windows-1255', 'x-cp1255'],
    'windows-1256': ['cp1256', 'windows-1256', 'x-cp1256'],
    'windows-1257': ['cp1257', 'windows-1257', 'x-cp1257'],
    'windows-1258': ['cp1258', 'windows-1258', 'x-cp1258'],
    'x-mac-cyrillic': ['x-mac-cyrillic', 'x-mac-ukrainian'],
    'gbk': ['chinese', 'csgb2312', 'csiso58gb231280', 'gb2312', 'gb_2312', 'gb_2312-80', 'gbk', 'iso-ir-58', 'x-gbk'],
    'gb18030': ['gb18030'],
    'big5': ['big5', 'big5-hkscs', 'cn-big5', 'csbig5', 'x-x-big5'],
    'euc-jp': ['cseucpkdfmtjapanese', 'euc-jp', 'x-euc-jp'],
    'iso-2022-jp': ['csiso2022jp', 'iso-2022-jp'],
    'shift_jis': ['csshiftjis', 'ms932', 'ms_kanji', 'shift-jis', 'shift_jis', 'sjis', 'windows-31j', 'x-sjis'],
    'euc-kr': ['cseuckr', 'csksc56011987', 'euc-kr', 'iso-ir-149', 'korean', 'ks_c_5601-1987', 'ks_c_5601-1989', 'ksc5601', 'ksc_5601', 'windows-949'],
    'replacement': ['csiso2022kr', 'hz-gb-2312', 'iso-2022-cn', 'iso-2022-cn-ext', 'iso-2022-kr'],
    'utf-16be': ['utf-16be'],
    'utf-16le': ['utf-16', 'utf-16le'],
    'x-user-defined': ['x-user-defined'],
};
const LOOKUP_TABLE = Object.keys(ENCODING_LABELS).reduce((table, encoding) => {
    ENCODING_LABELS[encoding].forEach(label => {
        table[label] = encoding;
    });
    return table;
}, {});
function getEncodingName(label) {
    if (label) {
        label = (0, string_trim_1.default)(label.toLowerCase());
        return LOOKUP_TABLE[label];
    }
    return label;
}
exports.default = getEncodingName;module.exports = exports.default;