'use strict';

/**
 *
 *
 * @author Mai
 * @date
 * @version
 */

const allNumReg = /^[0-9]+$/;
const suffixNumReg = /[0-9]+$/;
const mainReg = /^((GD*)|G)?(\d\d)*\d$/i;
const subReg = /^((GD*)|G)?[A-Z]{2}(\d\d)+$/i;
const gdXmjPartReg = /^((GD*)|G)/;
// 路基、路面、涵洞、、桥梁、隧道、交通安全、隧道机电、绿化、其他、房建、专项评估
const subXmjPrefixReplace = [
    { str: 'LJ', num: '110', },
    { str: 'LM', num: '120', },
    { str: 'HD', num: '130', },
    { str: 'TD', num: '140', },
    { str: 'QL', num: '150', },
    { str: 'SD', num: '160', },
    { str: 'JA', num: '170', },
    { str: 'SJ', num: '180', },
    { str: 'LH', num: '190', },
    { str: 'QT', num: '210', },
    { str: 'FJ', num: '211', },
    { str: 'ZP', num: '212', },
];

const findSubXmjPrefixNum = function (str) {
    for (const p of subXmjPrefixReplace) {
        if (str.indexOf(p.str) >= 0)
            return p.num;
    }
    return '999';
};

const subXmjToNumStr = function (str) {
    const num = str.match(suffixNumReg);
    return findSubXmjPrefixNum(str) + (num ? num[0] : '') + (gdXmjPartReg.test(str) ? 1 : 0);
};

module.exports = {
    reg: {
        mainXmj: mainReg,
        subXmj: subReg,
        gdXmjPartReg: gdXmjPartReg,
    },
    /**
     * 用于比较1-1类型项目节编号，或者202-1-a/202-2-3类型工程量清单
     *
     * @param str1
     * @param str2
     * @param symbol
     */
    defaultCompareCode: function (str1, str2, symbol = '-') {
        if (!str1) {
            return 1;
        } else if (!str2) {
            return -1;
        }

        function compareSubCode(code1, code2) {
            if (allNumReg.test(code1)) {
                if (allNumReg.test(code2)) {
                    return parseInt(code1) - parseInt(code2);
                }
                return -1;

            }
            if (allNumReg.test(code2)) {
                return 1;
            }
            return code1 === code2 ? 0 : (code1 < code2 ? -1 : 1); // code1.localeCompare(code2);
        }
        const aCodes = str1.split(symbol),
            bCodes = str2.split(symbol);
        for (let i = 0, iLength = Math.min(aCodes.length, bCodes.length); i < iLength; ++i) {
            const iCompare = compareSubCode(aCodes[i], bCodes[i]);
            if (iCompare !== 0) {
                return iCompare;
            }
        }
        return aCodes.length - bCodes.length;
    },
    compare18MainXmj(str1, str2) {
        if (str1.length < str2.length) {
            return -1;
        } else if (str1.length > str2.length) {
            return 1;
        } else {
            const num1 = str1.match(suffixNumReg)[0], num2 = str2.match(suffixNumReg)[0];
            return num1.localeCompare(num2);
        }
    },
    compare18SubXmj(str1, str2) {
        const numStr1 = subXmjToNumStr(str1), numStr2 = subXmjToNumStr(str2);
        return numStr1.localeCompare(numStr2);
    },
    compareCode(str1, str2) {
        if (mainReg.test(str1)) {
            return this.compare18MainXmj(str1, str2);
        }
        if (subReg.test(str2)) {
            return this.compare18SubXmj(str1, str2);
        }
        return this.defaultCompareCode(str1, str2);
    }
};