/*
 * (c) Copyright Ascensio System SIA 2010-2015
 *
 * This program is a free software product. You can redistribute it and/or 
 * modify it under the terms of the GNU Affero General Public License (AGPL) 
 * version 3 as published by the Free Software Foundation. In accordance with 
 * Section 7(a) of the GNU AGPL its Section 15 shall be amended to the effect 
 * that Ascensio System SIA expressly excludes the warranty of non-infringement
 * of any third-party rights.
 *
 * This program is distributed WITHOUT ANY WARRANTY; without even the implied 
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR  PURPOSE. For 
 * details, see the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
 *
 * You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia,
 * EU, LV-1021.
 *
 * The  interactive user interfaces in modified source and object code versions
 * of the Program must display Appropriate Legal Notices, as required under 
 * Section 5 of the GNU AGPL version 3.
 *
 * Pursuant to Section 7(b) of the License you must retain the original Product
 * logo when distributing the program. Pursuant to Section 7(e) we decline to
 * grant you any rights under trademark law for use of our trademarks.
 *
 * All the Product's GUI elements, including illustrations and icon sets, as
 * well as technical writing content are licensed under the terms of the
 * Creative Commons Attribution-ShareAlike 4.0 International. See the License
 * terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
 *
 */
 "use strict";
var DayCountBasis = {
    UsPsa30_360: 0,
    ActualActual: 1,
    Actual360: 2,
    Actual365: 3,
    Europ30_360: 4
};
function yearFrac(d1, d2, mode) {
    d1.truncate();
    d2.truncate();
    var date1 = d1.getUTCDate(),
    month1 = d1.getUTCMonth() + 1,
    year1 = d1.getUTCFullYear(),
    date2 = d2.getUTCDate(),
    month2 = d2.getUTCMonth() + 1,
    year2 = d2.getUTCFullYear();
    switch (mode) {
    case DayCountBasis.UsPsa30_360:
        return new cNumber(Math.abs(GetDiffDate360(date1, month1, year1, date2, month2, year2, true)) / 360);
    case DayCountBasis.ActualActual:
        var yc = Math.abs(year2 - year1),
        sd = year1 > year2 ? new Date(d2) : new Date(d1),
        yearAverage = sd.isLeapYear() ? 366 : 365,
        dayDiff = (d2 - d1);
        for (var i = 0; i < yc; i++) {
            sd.addYears(1);
            yearAverage += sd.isLeapYear() ? 366 : 365;
        }
        yearAverage /= (yc + 1);
        dayDiff /= (yearAverage * c_msPerDay);
        return new cNumber(Math.abs(dayDiff));
    case DayCountBasis.Actual360:
        var dayDiff = Math.abs(d2 - d1);
        dayDiff /= (360 * c_msPerDay);
        return new cNumber(dayDiff);
    case DayCountBasis.Actual365:
        var dayDiff = Math.abs(d2 - d1);
        dayDiff /= (365 * c_msPerDay);
        return new cNumber(dayDiff);
    case DayCountBasis.Europ30_360:
        return new cNumber(Math.abs(GetDiffDate360(date1, month1, year1, date2, month2, year2, false)) / 360);
    default:
        return new cError(cErrorType.not_numeric);
    }
}
function diffDate(d1, d2, mode) {
    var date1 = d1.getUTCDate(),
    month1 = d1.getUTCMonth() + 1,
    year1 = d1.getUTCFullYear(),
    date2 = d2.getUTCDate(),
    month2 = d2.getUTCMonth() + 1,
    year2 = d2.getUTCFullYear();
    switch (mode) {
    case DayCountBasis.UsPsa30_360:
        return new cNumber(GetDiffDate360(date1, month1, year1, date2, month2, year2, true));
    case DayCountBasis.ActualActual:
        return new cNumber((d2 - d1) / c_msPerDay);
    case DayCountBasis.Actual360:
        var dayDiff = d2 - d1;
        dayDiff /= c_msPerDay;
        return new cNumber((d2 - d1) / c_msPerDay);
    case DayCountBasis.Actual365:
        var dayDiff = d2 - d1;
        dayDiff /= c_msPerDay;
        return new cNumber((d2 - d1) / c_msPerDay);
    case DayCountBasis.Europ30_360:
        return new cNumber(GetDiffDate360(date1, month1, year1, date2, month2, year2, false));
    default:
        return new cError(cErrorType.not_numeric);
    }
}
function diffDate2(d1, d2, mode) {
    var date1 = d1.getUTCDate(),
    month1 = d1.getUTCMonth(),
    year1 = d1.getUTCFullYear(),
    date2 = d2.getUTCDate(),
    month2 = d2.getUTCMonth(),
    year2 = d2.getUTCFullYear();
    var nDaysInYear, nYears, nDayDiff;
    switch (mode) {
    case DayCountBasis.UsPsa30_360:
        nDaysInYear = 360;
        nYears = year1 - year2;
        nDayDiff = Math.abs(GetDiffDate360(date1, month1 + 1, year1, date2, month2 + 1, year2, true)) - nYears * nDaysInYear;
        return new cNumber(nYears + nDayDiff / nDaysInYear);
    case DayCountBasis.ActualActual:
        nYears = year2 - year1;
        nDaysInYear = d1.isLeapYear() ? 366 : 365;
        var dayDiff;
        if (nYears && (month1 > month2 || (month1 == month2 && date1 > date2))) {
            nYears--;
        }
        if (nYears) {
            dayDiff = parseInt((d2 - new Date(Date.UTC(year2, month1, date1))) / c_msPerDay);
        } else {
            dayDiff = parseInt((d2 - d1) / c_msPerDay);
        }
        if (dayDiff < 0) {
            dayDiff += nDaysInYear;
        }
        return new cNumber(nYears + dayDiff / nDaysInYear);
    case DayCountBasis.Actual360:
        nDaysInYear = 360;
        nYears = parseInt((d2 - d1) / c_msPerDay / nDaysInYear);
        nDayDiff = (d2 - d1) / c_msPerDay;
        nDayDiff %= nDaysInYear;
        return new cNumber(nYears + nDayDiff / nDaysInYear);
    case DayCountBasis.Actual365:
        nDaysInYear = 365;
        nYears = parseInt((d2 - d1) / c_msPerDay / nDaysInYear);
        nDayDiff = (d2 - d1) / c_msPerDay;
        nDayDiff %= nDaysInYear;
        return new cNumber(nYears + nDayDiff / nDaysInYear);
    case DayCountBasis.Europ30_360:
        nDaysInYear = 360;
        nYears = year1 - year2;
        nDayDiff = Math.abs(GetDiffDate360(date1, month1 + 1, year1, date2, month2 + 1, year2, false)) - nYears * nDaysInYear;
        return new cNumber(nYears + nDayDiff / nDaysInYear);
    default:
        return new cError(cErrorType.not_numeric);
    }
}
function GetDiffDate(d1, d2, nMode, av) {
    var bNeg = d1 > d2,
    nRet, pOptDaysIn1stYear;
    if (bNeg) {
        var n = d2;
        d2 = d1;
        d1 = n;
    }
    var nD1 = d1.getUTCDate(),
    nM1 = d1.getUTCMonth(),
    nY1 = d1.getUTCFullYear(),
    nD2 = d2.getUTCDate(),
    nM2 = d2.getUTCMonth(),
    nY2 = d2.getUTCFullYear();
    switch (nMode) {
    case DayCountBasis.UsPsa30_360:
        case DayCountBasis.Europ30_360:
        var bLeap = d1.isLeapYear(),
        nDays,
        nMonths;
        nMonths = nM2 - nM1;
        nDays = nD2 - nD1;
        nMonths += (nY2 - nY1) * 12;
        nRet = nMonths * 30 + nDays;
        if (nMode == 0 && nM1 == 2 && nM2 != 2 && nY1 == nY2) {
            nRet -= bLeap ? 1 : 2;
        }
        pOptDaysIn1stYear = 360;
        break;
    case DayCountBasis.ActualActual:
        pOptDaysIn1stYear = d1.isLeapYear() ? 366 : 365;
        nRet = d2 - d1;
        break;
    case DayCountBasis.Actual360:
        nRet = d2 - d1;
        pOptDaysIn1stYear = 360;
        break;
    case DayCountBasis.Actual365:
        nRet = d2 - d1;
        pOptDaysIn1stYear = 365;
        break;
    }
    return (bNeg ? -nRet : nRet) / c_msPerDay / (av ? 1 : pOptDaysIn1stYear);
}
function days360(date1, date2, flag) {
    var sign;
    var nY1 = date1.getUTCFullYear(),
    nM1 = date1.getUTCMonth() + 1,
    nD1 = date1.getUTCDate(),
    nY2 = date2.getUTCFullYear(),
    nM2 = date2.getUTCMonth() + 1,
    nD2 = date2.getUTCDate();
    if (flag && (date2 < date1)) {
        sign = date1;
        date1 = date2;
        date2 = sign;
        sign = -1;
    } else {
        sign = 1;
    }
    if (nD1 == 31) {
        nD1 -= 1;
    } else {
        if (!flag) {
            if (nM1 == 2) {
                switch (nD1) {
                case 28:
                    if (!date1.isLeapYear()) {
                        nD1 = 30;
                    }
                    break;
                case 29:
                    nD1 = 30;
                    break;
                }
            }
        }
    }
    if (nD2 == 31) {
        if (!flag) {
            if (nD1 == 30) {
                nD2--;
            }
        } else {
            nD2 = 30;
        }
    }
    return sign * (nD2 - nD1 + (nM2 - nM1) * 30 + (nY2 - nY1) * 360);
}
function daysInYear(date, basis) {
    switch (basis) {
    case DayCountBasis.UsPsa30_360:
        case DayCountBasis.Actual360:
        case DayCountBasis.Europ30_360:
        return new cNumber(360);
    case DayCountBasis.ActualActual:
        var d = Date.prototype.getDateFromExcel(date);
        return new cNumber(d.isLeapYear() ? 366 : 365);
    case DayCountBasis.Actual365:
        return new cNumber(365);
    default:
        return new cError(cErrorType.not_numeric);
    }
}
cFormulaFunction.DateAndTime = {
    "groupName": "DateAndTime",
    "DATE": cDATE,
    "DATEDIF": cDATEDIF,
    "DATEVALUE": cDATEVALUE,
    "DAY": cDAY,
    "DAYS360": cDAYS360,
    "EDATE": cEDATE,
    "EOMONTH": cEOMONTH,
    "HOUR": cHOUR,
    "MINUTE": cMINUTE,
    "MONTH": cMONTH,
    "NETWORKDAYS": cNETWORKDAYS,
    "NETWORKDAYS.INTL": cNETWORKDAYS_INTL,
    "NOW": cNOW,
    "SECOND": cSECOND,
    "TIME": cTIME,
    "TIMEVALUE": cTIMEVALUE,
    "TODAY": cTODAY,
    "WEEKDAY": cWEEKDAY,
    "WEEKNUM": cWEEKNUM,
    "WORKDAY": cWORKDAY,
    "WORKDAY.INTL": cWORKDAY_INTL,
    "YEAR": cYEAR,
    "YEARFRAC": cYEARFRAC
};
function cDATE() {
    this.name = "DATE";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 3;
    this.argumentsCurrent = 0;
    this.argumentsMax = 3;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.def;
}
cDATE.prototype = Object.create(cBaseFunction.prototype);
cDATE.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1],
    arg2 = arg[2],
    year,
    month,
    day;
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElement(0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElement(0);
        }
    }
    if (arg2 instanceof cArea || arg2 instanceof cArea3D) {
        arg2 = arg2.cross(arguments[1].first);
    } else {
        if (arg2 instanceof cArray) {
            arg2 = arg2.getElement(0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    arg2 = arg2.tocNumber();
    if (arg0 instanceof cError) {
        return this.setCA(arg0, true);
    }
    if (arg1 instanceof cError) {
        return this.setCA(arg1, true);
    }
    if (arg2 instanceof cError) {
        return this.setCA(arg2, true);
    }
    year = arg0.getValue();
    month = arg1.getValue();
    day = arg2.getValue();
    if (year >= 0 && year <= 1899) {
        year += 1900;
    }
    if (month == 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    }
    if (year == 1900 && month == 2 && day == 29) {
        this.value = new cNumber(60);
    } else {
        this.value = new cNumber(Math.round(new Date(Date.UTC(year, month - 1, day)).getExcelDate()));
    }
    this.value.numFormat = 14;
    this.value.ca = true;
    return this.value;
};
cDATE.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( year, month, day )"
    };
};
function cDATEDIF() {
    this.name = "DATEDIF";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 3;
    this.argumentsCurrent = 0;
    this.argumentsMax = 3;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cDATEDIF.prototype = Object.create(cBaseFunction.prototype);
cDATEDIF.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1],
    arg2 = arg[2];
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    if (arg2 instanceof cArea || arg2 instanceof cArea3D) {
        arg2 = arg2.cross(arguments[1].first);
    } else {
        if (arg2 instanceof cArray) {
            arg2 = arg2.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    arg2 = arg2.tocString();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    if (arg2 instanceof cError) {
        return this.value = arg2;
    }
    var val0 = arg0.getValue(),
    val1 = arg1.getValue();
    if (val0 < 0 || val1 < 0 || val0 >= val1) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    }
    val0 = Date.prototype.getDateFromExcel(val0);
    val1 = Date.prototype.getDateFromExcel(val1);
    function dateDiff(date1, date2) {
        var years = date2.getUTCFullYear() - date1.getUTCFullYear();
        var months = years * 12 + date2.getUTCMonth() - date1.getUTCMonth();
        var days = date2.getUTCDate() - date1.getUTCDate();
        years -= date2.getUTCMonth() < date1.getUTCMonth();
        months -= date2.getUTCDate() < date1.getUTCDate();
        days += days < 0 ? new Date(Date.UTC(date2.getUTCFullYear(), date2.getUTCMonth() - 1, 0)).getUTCDate() + 1 : 0;
        return [years, months, days];
    }
    switch (arg2.getValue().toUpperCase()) {
    case "Y":
        return this.value = new cNumber(dateDiff(val0, val1)[0]);
        break;
    case "M":
        return this.value = new cNumber(dateDiff(val0, val1)[1]);
        break;
    case "D":
        return this.value = new cNumber(parseInt((val1 - val0) / c_msPerDay));
        break;
    case "MD":
        if (val0.getUTCDate() > val1.getUTCDate()) {
            this.value = new cNumber(Math.abs(new Date(Date.UTC(val0.getUTCFullYear(), val0.getUTCMonth(), val0.getUTCDate())) - new Date(Date.UTC(val0.getUTCFullYear(), val0.getUTCMonth() + 1, val1.getUTCDate()))) / c_msPerDay);
        } else {
            this.value = new cNumber(val1.getUTCDate() - val0.getUTCDate());
        }
        return this.value;
        break;
    case "YM":
        var d = dateDiff(val0, val1);
        return this.value = new cNumber(d[1] - d[0] * 12);
        break;
    case "YD":
        if (val0.getUTCMonth() > val1.getUTCMonth()) {
            this.value = new cNumber(Math.abs(new Date(Date.UTC(val0.getUTCFullYear(), val0.getUTCMonth(), val0.getUTCDate())) - new Date(Date.UTC(val0.getUTCFullYear() + 1, val1.getUTCMonth(), val1.getUTCDate()))) / c_msPerDay);
        } else {
            this.value = new cNumber(Math.abs(new Date(Date.UTC(val0.getUTCFullYear(), val0.getUTCMonth(), val0.getUTCDate())) - new Date(Date.UTC(val0.getUTCFullYear(), val1.getUTCMonth(), val1.getUTCDate()))) / c_msPerDay);
        }
        return this.value;
        break;
    default:
        return this.value = new cError(cErrorType.not_numeric);
    }
};
cDATEDIF.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( start-date , end-date , unit )"
    };
};
function cDATEVALUE() {
    this.name = "DATEVALUE";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 1;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cDATEVALUE.prototype = Object.create(cBaseFunction.prototype);
cDATEVALUE.prototype.Calculate = function (arg) {
    var arg0 = arg[0];
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocString();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg0.tocNumber() instanceof cNumber && arg0.tocNumber().getValue() > 0) {
        return this.value = new cNumber(parseInt(arg0.tocNumber().getValue()));
    }
    var res = g_oFormatParser.parse(arg0.getValue());
    if (res && res.bDateTime) {
        return this.value = new cNumber(parseInt(res.value));
    } else {
        return this.value = new cError(cErrorType.wrong_value_type);
    }
};
cDATEVALUE.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( date-time-string )"
    };
};
function cDAY() {
    this.name = "DAY";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 1;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cDAY.prototype = Object.create(cBaseFunction.prototype);
cDAY.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    val;
    if (arg0 instanceof cArray) {
        arg0 = arg0.getElement(0);
    } else {
        if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
            arg0 = arg0.cross(arguments[1].first).tocNumber();
            val = arg0.tocNumber().getValue();
        }
    }
    if (arg0 instanceof cError) {
        return this.setCA(arg0, true);
    } else {
        if (arg0 instanceof cNumber || arg0 instanceof cBool) {
            val = arg0.tocNumber().getValue();
        } else {
            if (arg0 instanceof cRef || arg0 instanceof cRef3D) {
                val = arg0.getValue().tocNumber();
                if (val instanceof cNumber || val instanceof cBool) {
                    val = arg0.tocNumber().getValue();
                } else {
                    return this.setCA(new cError(cErrorType.wrong_value_type), true);
                }
            } else {
                if (arg0 instanceof cString) {
                    val = arg0.tocNumber();
                    if (val instanceof cError || val instanceof cEmpty) {
                        var d = new Date(arg0.getValue());
                        if (isNaN(d)) {
                            return this.setCA(new cError(cErrorType.wrong_value_type), true);
                        } else {
                            val = Math.floor((d.getTime() / 1000 - d.getTimezoneOffset() * 60) / c_sPerDay + (c_DateCorrectConst + (g_bDate1904 ? 0 : 1)));
                        }
                    } else {
                        val = arg0.tocNumber().getValue();
                    }
                }
            }
        }
    }
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        if (!g_bDate1904) {
            if (val < 60) {
                return this.setCA(new cNumber((new Date((val - c_DateCorrectConst) * c_msPerDay)).getUTCDate()), true, 0);
            } else {
                if (val == 60) {
                    return this.setCA(new cNumber((new Date((val - c_DateCorrectConst - 1) * c_msPerDay)).getUTCDate() + 1), true, 0);
                } else {
                    return this.setCA(new cNumber((new Date((val - c_DateCorrectConst - 1) * c_msPerDay)).getUTCDate()), true, 0);
                }
            }
        } else {
            return this.setCA(new cNumber((new Date((val - c_DateCorrectConst) * c_msPerDay)).getUTCDate()), true, 0);
        }
    }
};
cDAY.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( date-value )"
    };
};
function cDAYS360() {
    this.name = "DAYS360";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 2;
    this.argumentsCurrent = 0;
    this.argumentsMax = 3;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cDAYS360.prototype = Object.create(cBaseFunction.prototype);
cDAYS360.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1],
    arg2 = arg[2] ? arg[2] : new cBool(false);
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    if (arg2 instanceof cArea || arg2 instanceof cArea3D) {
        arg2 = arg2.cross(arguments[1].first);
    } else {
        if (arg2 instanceof cArray) {
            arg2 = arg2.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    arg2 = arg2.tocBool();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    if (arg2 instanceof cError) {
        return this.value = arg2;
    }
    if (arg0.getValue() < 0) {
        return this.value = new cError(cErrorType.not_numeric);
    }
    if (arg1.getValue() < 0) {
        return this.value = new cError(cErrorType.not_numeric);
    }
    var date1 = Date.prototype.getDateFromExcel(arg0.getValue()),
    date2 = Date.prototype.getDateFromExcel(arg1.getValue());
    return this.value = new cNumber(days360(date1, date2, arg2.toBool()));
};
cDAYS360.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "(  start-date , end-date [ , method-flag ] )"
    };
};
function cEDATE() {
    this.name = "EDATE";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 2;
    this.argumentsCurrent = 0;
    this.argumentsMax = 2;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cEDATE.prototype = Object.create(cBaseFunction.prototype);
cEDATE.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1];
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    var val = arg0.getValue(),
    date,
    _date;
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        if (!g_bDate1904) {
            if (val < 60) {
                val = new Date((val - c_DateCorrectConst) * c_msPerDay);
            } else {
                if (val == 60) {
                    val = new Date((val - c_DateCorrectConst - 1) * c_msPerDay);
                } else {
                    val = new Date((val - c_DateCorrectConst - 1) * c_msPerDay);
                }
            }
        } else {
            val = new Date((val - c_DateCorrectConst) * c_msPerDay);
        }
    }
    date = new Date(val);
    if (0 <= date.getUTCDate() && 28 >= date.getUTCDate()) {
        val = new Date(val.setUTCMonth(val.getUTCMonth() + arg1.getValue()));
    } else {
        if (29 <= date.getUTCDate() && 31 >= date.getUTCDate()) {
            date.setUTCDate(1);
            date.setUTCMonth(date.getUTCMonth() + arg1.getValue());
            if (val.getUTCDate() > (_date = date.getDaysInMonth())) {
                val.setUTCDate(_date);
            }
            val = new Date(val.setUTCMonth(val.getUTCMonth() + arg1.getValue()));
        }
    }
    return this.value = new cNumber(Math.floor((val.getTime() / 1000 - val.getTimezoneOffset() * 60) / c_sPerDay + (c_DateCorrectConst + 1)));
};
cEDATE.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( start-date , month-offset )"
    };
};
function cEOMONTH() {
    this.name = "EOMONTH";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 2;
    this.argumentsCurrent = 0;
    this.argumentsMax = 2;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cEOMONTH.prototype = Object.create(cBaseFunction.prototype);
cEOMONTH.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1];
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    var val = arg0.getValue();
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        if (!g_bDate1904) {
            if (val < 60) {
                val = new Date((val - c_DateCorrectConst) * c_msPerDay);
            } else {
                if (val == 60) {
                    val = new Date((val - c_DateCorrectConst - 1) * c_msPerDay);
                } else {
                    val = new Date((val - c_DateCorrectConst - 1) * c_msPerDay);
                }
            }
        } else {
            val = new Date((val - c_DateCorrectConst) * c_msPerDay);
        }
    }
    val.setUTCDate(1);
    val.setUTCMonth(val.getUTCMonth() + arg1.getValue());
    val.setUTCDate(val.getDaysInMonth());
    return this.value = new cNumber(Math.floor((val.getTime() / 1000 - val.getTimezoneOffset() * 60) / c_sPerDay + (c_DateCorrectConst + 1)));
};
cEOMONTH.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( start-date , month-offset )"
    };
};
function cHOUR() {
    this.name = "HOUR";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 1;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cHOUR.prototype = Object.create(cBaseFunction.prototype);
cHOUR.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    val;
    if (arg0 instanceof cArray) {
        arg0 = arg0.getElement(0);
    } else {
        if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
            arg0 = arg0.cross(arguments[1].first).tocNumber();
        }
    }
    if (arg0 instanceof cError) {
        return this.setCA(arg0, true);
    } else {
        if (arg0 instanceof cNumber || arg0 instanceof cBool) {
            val = arg0.tocNumber().getValue();
        } else {
            if (arg0 instanceof cRef || arg0 instanceof cRef3D) {
                val = arg0.getValue();
                if (val instanceof cError) {
                    return this.setCA(val, true);
                } else {
                    if (val instanceof cNumber || val instanceof cBool) {
                        val = arg0.tocNumber().getValue();
                    } else {
                        return this.setCA(new cError(cErrorType.wrong_value_type), true);
                    }
                }
            } else {
                if (arg0 instanceof cString) {
                    val = arg0.tocNumber();
                    if (val instanceof cError || val instanceof cEmpty) {
                        var d = new Date(arg0.getValue());
                        if (isNaN(d)) {
                            d = g_oFormatParser.parseDate(arg0.getValue());
                            if (d == null) {
                                return this.setCA(new cError(cErrorType.wrong_value_type), true);
                            }
                            val = d.value;
                        } else {
                            val = (d.getTime() / 1000 - d.getTimezoneOffset() * 60) / c_sPerDay + (c_DateCorrectConst + (g_bDate1904 ? 0 : 1));
                        }
                    } else {
                        val = arg0.tocNumber().getValue();
                    }
                }
            }
        }
    }
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        return this.setCA(new cNumber(parseInt(((val - Math.floor(val)) * 24).toFixed(cExcelDateTimeDigits))), true, 0);
    }
};
cHOUR.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( time-value )"
    };
};
function cMINUTE() {
    this.name = "MINUTE";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 1;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cMINUTE.prototype = Object.create(cBaseFunction.prototype);
cMINUTE.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    val;
    if (arg0 instanceof cArray) {
        arg0 = arg0.getElement(0);
    } else {
        if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
            arg0 = arg0.cross(arguments[1].first).tocNumber();
        }
    }
    if (arg0 instanceof cError) {
        return this.setCA(arg0, true);
    } else {
        if (arg0 instanceof cNumber || arg0 instanceof cBool) {
            val = arg0.tocNumber().getValue();
        } else {
            if (arg0 instanceof cRef || arg0 instanceof cRef3D) {
                val = arg0.getValue();
                if (val instanceof cError) {
                    return this.setCA(val, true);
                } else {
                    if (val instanceof cNumber || val instanceof cBool) {
                        val = arg0.tocNumber().getValue();
                    } else {
                        return this.setCA(new cError(cErrorType.wrong_value_type), true);
                    }
                }
            } else {
                if (arg0 instanceof cString) {
                    val = arg0.tocNumber();
                    if (val instanceof cError || val instanceof cEmpty) {
                        var d = new Date(arg0.getValue());
                        if (isNaN(d)) {
                            d = g_oFormatParser.parseDate(arg0.getValue());
                            if (d == null) {
                                return this.setCA(new cError(cErrorType.wrong_value_type), true);
                            }
                            val = d.value;
                        } else {
                            val = (d.getTime() / 1000 - d.getTimezoneOffset() * 60) / c_sPerDay + (c_DateCorrectConst + (g_bDate1904 ? 0 : 1));
                        }
                    } else {
                        val = arg0.tocNumber().getValue();
                    }
                }
            }
        }
    }
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        val = parseInt(((val * 24 - Math.floor(val * 24)) * 60).toFixed(cExcelDateTimeDigits)) % 60;
        return this.setCA(new cNumber(val), true, 0);
    }
};
cMINUTE.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( time-value )"
    };
};
function cMONTH() {
    this.name = "MONTH";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 1;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cMONTH.prototype = Object.create(cBaseFunction.prototype);
cMONTH.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    val;
    if (arg0 instanceof cArray) {
        arg0 = arg0.getElement(0);
    } else {
        if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
            arg0 = arg0.cross(arguments[1].first).tocNumber();
        }
    }
    if (arg0 instanceof cError) {
        return this.setCA(arg0, true);
    } else {
        if (arg0 instanceof cNumber || arg0 instanceof cBool) {
            val = arg0.tocNumber().getValue();
        } else {
            if (arg0 instanceof cRef || arg0 instanceof cRef3D) {
                val = arg0.getValue();
                if (val instanceof cError) {
                    return this.setCA(val, true);
                } else {
                    if (val instanceof cNumber || val instanceof cBool) {
                        val = arg0.tocNumber().getValue();
                    } else {
                        return this.setCA(new cError(cErrorType.wrong_value_type), true);
                    }
                }
            } else {
                if (arg0 instanceof cString) {
                    val = arg0.tocNumber();
                    if (val instanceof cError || val instanceof cEmpty) {
                        var d = new Date(arg0.getValue());
                        if (isNaN(d)) {
                            return this.setCA(new cError(cErrorType.wrong_value_type), true);
                        } else {
                            val = Math.floor((d.getTime() / 1000 - d.getTimezoneOffset() * 60) / c_sPerDay + (c_DateCorrectConst + (g_bDate1904 ? 0 : 1)));
                        }
                    } else {
                        val = arg0.tocNumber().getValue();
                    }
                }
            }
        }
    }
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    }
    if (!g_bDate1904) {
        if (val == 60) {
            return this.setCA(new cNumber(2), true, 0);
        } else {
            return this.setCA(new cNumber((new Date(((val == 0 ? 1 : val) - c_DateCorrectConst - 1) * c_msPerDay)).getUTCMonth() + 1), true, 0);
        }
    } else {
        return this.setCA(new cNumber((new Date(((val == 0 ? 1 : val) - c_DateCorrectConst) * c_msPerDay)).getUTCMonth() + 1), true, 0);
    }
};
cMONTH.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( date-value )"
    };
};
function cNETWORKDAYS() {
    this.name = "NETWORKDAYS";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 2;
    this.argumentsCurrent = 0;
    this.argumentsMax = 3;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cNETWORKDAYS.prototype = Object.create(cBaseFunction.prototype);
cNETWORKDAYS.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1],
    arg2 = arg[2];
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    var val0 = arg0.getValue(),
    val1 = arg1.getValue(),
    dif,
    count = 0;
    if (val0 < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        if (!g_bDate1904) {
            if (val0 < 60) {
                val0 = new Date((val0 - c_DateCorrectConst) * c_msPerDay);
            } else {
                if (val0 == 60) {
                    val0 = new Date((val0 - c_DateCorrectConst - 1) * c_msPerDay);
                } else {
                    val0 = new Date((val0 - c_DateCorrectConst - 1) * c_msPerDay);
                }
            }
        } else {
            val0 = new Date((val0 - c_DateCorrectConst) * c_msPerDay);
        }
    }
    if (val1 < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        if (!g_bDate1904) {
            if (val1 < 60) {
                val1 = new Date((val1 - c_DateCorrectConst) * c_msPerDay);
            } else {
                if (val1 == 60) {
                    val1 = new Date((val1 - c_DateCorrectConst - 1) * c_msPerDay);
                } else {
                    val1 = new Date((val1 - c_DateCorrectConst - 1) * c_msPerDay);
                }
            }
        } else {
            val1 = new Date((val1 - c_DateCorrectConst) * c_msPerDay);
        }
    }
    var holidays = [];
    if (arg2) {
        if (arg2 instanceof cRef) {
            var a = arg2.getValue();
            if (a instanceof cNumber && a.getValue() >= 0) {
                holidays.push(a);
            }
        } else {
            if (arg2 instanceof cArea || arg2 instanceof cArea3D) {
                var arr = arg2.getValue();
                for (var i = 0; i < arr.length; i++) {
                    if (arr[i] instanceof cNumber && arr[i].getValue() >= 0) {
                        holidays.push(arr[i]);
                    }
                }
            } else {
                if (arg2 instanceof cArray) {
                    arg2.foreach(function (elem, r, c) {
                        if (elem instanceof cNumber) {
                            holidays.push(elem);
                        } else {
                            if (elem instanceof cString) {
                                var res = g_oFormatParser.parse(elem.getValue());
                                if (res && res.bDateTime && res.value >= 0) {
                                    holidays.push(new cNumber(parseInt(res.value)));
                                }
                            }
                        }
                    });
                }
            }
        }
    }
    for (var i = 0; i < holidays.length; i++) {
        holidays[i] = Date.prototype.getDateFromExcel(holidays[i].getValue());
    }
    function includeInHolidays(date) {
        for (var i = 0; i < holidays.length; i++) {
            if (date.getTime() == holidays[i].getTime()) {
                return false;
            }
        }
        return true;
    }
    dif = (val1 - val0);
    dif = (dif + (dif >= 0 ? c_msPerDay : 0)) / c_msPerDay;
    for (var i = 0; i < Math.abs(dif); i++) {
        var date = new Date(val0);
        date.setUTCDate(val0.getUTCDate() + i);
        if (date.getUTCDay() != 6 && date.getUTCDay() != 0 && includeInHolidays(date)) {
            count++;
        }
    }
    return this.value = new cNumber((dif < 0 ? -1 : 1) * count);
};
cNETWORKDAYS.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( start-date , end-date [ , holidays ] )"
    };
};
function cNETWORKDAYS_INTL() {
    cBaseFunction.call(this, "NETWORKDAYS.INTL");
}
cNETWORKDAYS_INTL.prototype = Object.create(cBaseFunction.prototype);
function cNOW() {
    this.name = "NOW";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 0;
    this.argumentsCurrent = 0;
    this.argumentsMax = 0;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.def;
}
cNOW.prototype = Object.create(cBaseFunction.prototype);
cNOW.prototype.Calculate = function () {
    var d = new Date();
    this.value = new cNumber(d.getExcelDate() + (d.getUTCHours() * 60 * 60 + d.getUTCMinutes() * 60 + d.getUTCSeconds()) / c_sPerDay);
    this.value.numFormat = 22;
    return this.setCA(this.value, true);
};
cNOW.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "()"
    };
};
function cSECOND() {
    this.name = "SECOND";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 1;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cSECOND.prototype = Object.create(cBaseFunction.prototype);
cSECOND.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    val;
    if (arg0 instanceof cArray) {
        arg0 = arg0.getElement(0);
    } else {
        if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
            arg0 = arg0.cross(arguments[1].first).tocNumber();
        }
    }
    if (arg0 instanceof cError) {
        return this.setCA(arg0, true);
    } else {
        if (arg0 instanceof cNumber || arg0 instanceof cBool) {
            val = arg0.tocNumber().getValue();
        } else {
            if (arg0 instanceof cRef || arg0 instanceof cRef3D) {
                val = arg0.getValue();
                if (val instanceof cError) {
                    return this.setCA(val, true);
                } else {
                    if (val instanceof cNumber || val instanceof cBool) {
                        val = arg0.tocNumber().getValue();
                    } else {
                        return this.setCA(new cError(cErrorType.wrong_value_type), true);
                    }
                }
            } else {
                if (arg0 instanceof cString) {
                    val = arg0.tocNumber();
                    if (val instanceof cError || val instanceof cEmpty) {
                        var d = new Date(arg0.getValue());
                        if (isNaN(d)) {
                            d = g_oFormatParser.parseDate(arg0.getValue());
                            if (d == null) {
                                return this.setCA(new cError(cErrorType.wrong_value_type), true);
                            }
                            val = d.value;
                        } else {
                            val = (d.getTime() / 1000 - d.getTimezoneOffset() * 60) / c_sPerDay + (c_DateCorrectConst + (g_bDate1904 ? 0 : 1));
                        }
                    } else {
                        val = arg0.tocNumber().getValue();
                    }
                }
            }
        }
    }
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        val = parseInt(((val * 24 * 60 - Math.floor(val * 24 * 60)) * 60).toFixed(cExcelDateTimeDigits)) % 60;
        return this.setCA(new cNumber(val), true, 0);
    }
};
cSECOND.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( time-value )"
    };
};
function cTIME() {
    this.name = "TIME";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 3;
    this.argumentsCurrent = 0;
    this.argumentsMax = 3;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.def;
}
cTIME.prototype = Object.create(cBaseFunction.prototype);
cTIME.prototype.Calculate = function (arg) {
    var hour = arg[0],
    minute = arg[1],
    second = arg[2];
    if (hour instanceof cArea || hour instanceof cArea3D) {
        hour = hour.cross(arguments[1].first);
    } else {
        if (hour instanceof cArray) {
            hour = hour.getElement(0);
        }
    }
    if (minute instanceof cArea || minute instanceof cArea3D) {
        minute = minute.cross(arguments[1].first);
    } else {
        if (minute instanceof cArray) {
            minute = minute.getElement(0);
        }
    }
    if (second instanceof cArea || second instanceof cArea3D) {
        second = second.cross(arguments[1].first);
    } else {
        if (second instanceof cArray) {
            second = second.getElement(0);
        }
    }
    hour = hour.tocNumber();
    minute = minute.tocNumber();
    second = second.tocNumber();
    if (hour instanceof cError) {
        return this.setCA(hour, true);
    }
    if (minute instanceof cError) {
        return this.setCA(minute, true);
    }
    if (second instanceof cError) {
        return this.setCA(second, true);
    }
    hour = hour.getValue();
    minute = minute.getValue();
    second = second.getValue();
    var v = (hour * 60 * 60 + minute * 60 + second) / c_sPerDay;
    this.setCA(new cNumber(v - Math.floor(v)), true);
    if (arguments[1].getNumFormatStr().toLowerCase() === "general") {
        this.value.numFormat = 18;
    }
    return this.value;
};
cTIME.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( hour, minute, second )"
    };
};
function cTIMEVALUE() {
    this.name = "TIMEVALUE";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 1;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cTIMEVALUE.prototype = Object.create(cBaseFunction.prototype);
cTIMEVALUE.prototype.Calculate = function (arg) {
    var arg0 = arg[0];
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocString();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg0.tocNumber() instanceof cNumber && arg0.tocNumber().getValue() > 0) {
        return this.value = new cNumber(parseInt(arg0.tocNumber().getValue()));
    }
    var res = g_oFormatParser.parse(arg0.getValue());
    if (res && res.bDateTime) {
        return this.value = new cNumber(res.value - parseInt(res.value));
    } else {
        return this.value = new cError(cErrorType.wrong_value_type);
    }
};
cTIMEVALUE.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( date-time-string )"
    };
};
function cTODAY() {
    this.name = "TODAY";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 0;
    this.argumentsCurrent = 0;
    this.argumentsMax = 0;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.def;
}
cTODAY.prototype = Object.create(cBaseFunction.prototype);
cTODAY.prototype.Calculate = function () {
    this.setCA(new cNumber(new Date().getExcelDate()), true);
    if (arguments[1].getNumFormatStr().toLowerCase() === "general") {
        this.value.numFormat = 14;
    }
    return this.value;
};
cTODAY.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "()"
    };
};
function cWEEKDAY() {
    this.name = "WEEKDAY";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 2;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cWEEKDAY.prototype = Object.create(cBaseFunction.prototype);
cWEEKDAY.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1] ? arg[1] : new cNumber(1);
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    var weekday;
    switch (arg1.getValue()) {
    case 1:
        case 17:
        weekday = [1, 2, 3, 4, 5, 6, 7];
        break;
    case 2:
        case 11:
        weekday = [7, 1, 2, 3, 4, 5, 6];
        break;
    case 3:
        weekday = [6, 0, 1, 2, 3, 4, 5];
        break;
    case 12:
        weekday = [6, 7, 1, 2, 3, 4, 5];
        break;
    case 13:
        weekday = [5, 6, 7, 1, 2, 3, 4];
        break;
    case 14:
        weekday = [4, 5, 6, 7, 1, 2, 3];
        break;
    case 15:
        weekday = [3, 4, 5, 6, 7, 1, 2];
        break;
    case 16:
        weekday = [2, 3, 4, 5, 6, 7, 1];
        break;
    default:
        return this.value = new cError(cErrorType.not_numeric);
    }
    if (arg0.getValue() < 0) {
        return this.value = new cError(cErrorType.wrong_value_type);
    }
    return this.value = new cNumber(weekday[new Date((arg0.getValue() - (c_DateCorrectConst + 1)) * c_msPerDay).getUTCDay()]);
};
cWEEKDAY.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( serial-value [ , weekday-start-flag ] )"
    };
};
function cWEEKNUM() {
    this.name = "WEEKNUM";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 2;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cWEEKNUM.prototype = Object.create(cBaseFunction.prototype);
cWEEKNUM.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1] ? arg[1] : new cNumber(1),
    type = 0;
    function WeekNumber(dt, iso, type) {
        dt.setUTCHours(0, 0, 0);
        var startOfYear = new Date(Date.UTC(dt.getUTCFullYear(), 0, 1));
        var endOfYear = new Date(dt);
        endOfYear.setUTCMonth(11);
        endOfYear.setUTCDate(31);
        var wk = parseInt(((dt - startOfYear) / c_msPerDay + iso[startOfYear.getUTCDay()]) / 7);
        if (type) {
            switch (wk) {
            case 0:
                startOfYear.setUTCDate(0);
                return WeekNumber(startOfYear, iso, type);
            case 53:
                if (endOfYear.getUTCDay() < 4) {
                    return new cNumber(1);
                } else {
                    return new cNumber(wk);
                }
            default:
                return new cNumber(wk);
            }
        } else {
            wk = parseInt(((dt - startOfYear) / c_msPerDay + iso[startOfYear.getUTCDay()] + 7) / 7);
            return new cNumber(wk);
        }
    }
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    if (arg0.getValue() < 0) {
        return this.value = new cError(cErrorType.not_numeric);
    }
    var weekdayStartDay;
    switch (arg1.getValue()) {
    case 1:
        case 17:
        weekdayStartDay = [0, 1, 2, 3, 4, 5, 6];
        break;
    case 2:
        case 11:
        weekdayStartDay = [6, 0, 1, 2, 3, 4, 5];
        break;
    case 12:
        weekdayStartDay = [5, 6, 0, 1, 2, 3, 4];
        break;
    case 13:
        weekdayStartDay = [4, 5, 6, 0, 1, 2, 3];
        break;
    case 14:
        weekdayStartDay = [3, 4, 5, 6, 0, 1, 2];
        break;
    case 15:
        weekdayStartDay = [2, 3, 4, 5, 6, 0, 1];
        break;
    case 16:
        weekdayStartDay = [1, 2, 3, 4, 5, 6, 0];
        break;
    case 21:
        weekdayStartDay = [6, 7, 8, 9, 10, 4, 5];
        type = 1;
        break;
    default:
        return this.value = new cError(cErrorType.not_numeric);
    }
    return this.value = new cNumber(WeekNumber(Date.prototype.getDateFromExcel(arg0.getValue()), weekdayStartDay, type));
};
cWEEKNUM.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( serial-value [ , weekday-start-flag ] )"
    };
};
function cWORKDAY() {
    this.name = "WORKDAY";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 2;
    this.argumentsCurrent = 0;
    this.argumentsMax = 3;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cWORKDAY.prototype = Object.create(cBaseFunction.prototype);
cWORKDAY.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1],
    arg2 = arg[2],
    arrDateIncl = [];
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    var val0 = arg0.getValue(),
    val1 = arg1.getValue(),
    holidays = [];
    if (val0 < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    } else {
        if (!g_bDate1904) {
            if (val0 < 60) {
                val0 = new Date((val0 - c_DateCorrectConst) * c_msPerDay);
            } else {
                if (val0 == 60) {
                    val0 = new Date((val0 - c_DateCorrectConst - 1) * c_msPerDay);
                } else {
                    val0 = new Date((val0 - c_DateCorrectConst - 1) * c_msPerDay);
                }
            }
        } else {
            val0 = new Date((val0 - c_DateCorrectConst) * c_msPerDay);
        }
    }
    if (arg2) {
        if (arg2 instanceof cArea || arg2 instanceof cArea3D) {
            var arr = arg2.getValue();
            for (var i = 0; i < arr.length; i++) {
                if (arr[i] instanceof cNumber && arr[i].getValue() >= 0) {
                    holidays.push(arr[i]);
                }
            }
        } else {
            if (arg2 instanceof cArray) {
                arg2.foreach(function (elem, r, c) {
                    if (elem instanceof cNumber) {
                        holidays.push(elem);
                    } else {
                        if (elem instanceof cString) {
                            var res = g_oFormatParser.parse(elem.getValue());
                            if (res && res.bDateTime && res.value >= 0) {
                                holidays.push(new cNumber(parseInt(res.value)));
                            }
                        }
                    }
                });
            }
        }
    }
    for (var i = 0; i < holidays.length; i++) {
        if (!g_bDate1904) {
            if (holidays[i].getValue() < 60) {
                holidays[i] = new Date((holidays[i].getValue() - c_DateCorrectConst) * c_msPerDay);
            } else {
                if (holidays[i] == 60) {
                    holidays[i] = new Date((holidays[i].getValue() - c_DateCorrectConst - 1) * c_msPerDay);
                } else {
                    holidays[i] = new Date((holidays[i].getValue() - c_DateCorrectConst - 1) * c_msPerDay);
                }
            }
        } else {
            holidays[i] = new Date((holidays[i].getValue() - c_DateCorrectConst) * c_msPerDay);
        }
    }
    function notAHolidays(date) {
        for (var i = 0; i < holidays.length; i++) {
            if (date.getTime() == holidays[i].getTime()) {
                return false;
            }
        }
        return true;
    }
    var dif = arg1.getValue(),
    count = 1,
    dif1 = dif > 0 ? 1 : dif < 0 ? -1 : 0,
    val,
    date = val0;
    while (Math.abs(dif) > count) {
        date = new Date(val0.getTime() + dif1 * c_msPerDay);
        if (date.getUTCDay() != 6 && date.getUTCDay() != 0 && notAHolidays(date)) {
            count++;
        }
        dif >= 0 ? dif1++:dif1--;
    }
    date = new Date(val0.getTime() + dif1 * c_msPerDay);
    val = date.getExcelDate();
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    }
    if (arguments[1].getNumFormatStr().toLowerCase() === "general") {
        return this.setCA(new cNumber(val), true, 14);
    } else {
        return this.setCA(new cNumber(val), true);
    }
};
cWORKDAY.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( start-date , day-offset [ , holidays ] )"
    };
};
function cWORKDAY_INTL() {
    cBaseFunction.call(this, "WORKDAY.INTL");
}
cWORKDAY_INTL.prototype = Object.create(cBaseFunction.prototype);
function cYEAR() {
    this.name = "YEAR";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 1;
    this.argumentsCurrent = 0;
    this.argumentsMax = 1;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cYEAR.prototype = Object.create(cBaseFunction.prototype);
cYEAR.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    val;
    if (arg0 instanceof cArray) {
        arg0 = arg0.getElement(0);
    } else {
        if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
            arg0 = arg0.cross(arguments[1].first).tocNumber();
        }
    }
    if (arg0 instanceof cError) {
        return this.setCA(arg0, true);
    } else {
        if (arg0 instanceof cNumber || arg0 instanceof cBool) {
            val = arg0.tocNumber().getValue();
        } else {
            if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
                return this.setCA(new cError(cErrorType.wrong_value_type), true);
            } else {
                if (arg0 instanceof cRef || arg0 instanceof cRef3D) {
                    val = arg0.getValue();
                    if (val instanceof cError) {
                        return this.setCA(val, true);
                    } else {
                        if (val instanceof cNumber || val instanceof cBool) {
                            val = arg0.tocNumber().getValue();
                        } else {
                            return this.setCA(new cError(cErrorType.wrong_value_type), true);
                        }
                    }
                } else {
                    if (arg0 instanceof cString) {
                        val = arg0.tocNumber();
                        if (val instanceof cError || val instanceof cEmpty) {
                            var d = new Date(arg0.getValue());
                            if (isNaN(d)) {
                                return this.setCA(new cError(cErrorType.wrong_value_type), true);
                            } else {
                                val = Math.floor((d.getTime() / 1000 - d.getTimezoneOffset() * 60) / c_sPerDay + (c_DateCorrectConst + (g_bDate1904 ? 0 : 1)));
                            }
                        } else {
                            val = arg0.tocNumber().getValue();
                        }
                    }
                }
            }
        }
    }
    if (val < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true, 0);
    } else {
        return this.setCA(new cNumber((new Date((val - (c_DateCorrectConst + 1)) * c_msPerDay)).getUTCFullYear()), true, 0);
    }
};
cYEAR.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "( date-value )"
    };
};
function cYEARFRAC() {
    this.name = "YEARFRAC";
    this.type = cElementType.func;
    this.value = null;
    this.argumentsMin = 2;
    this.argumentsCurrent = 0;
    this.argumentsMax = 3;
    this.formatType = {
        def: -1,
        noneFormat: -2
    };
    this.numFormat = this.formatType.noneFormat;
}
cYEARFRAC.prototype = Object.create(cBaseFunction.prototype);
cYEARFRAC.prototype.Calculate = function (arg) {
    var arg0 = arg[0],
    arg1 = arg[1],
    arg2 = arg[2] ? arg[2] : new cNumber(0);
    if (arg0 instanceof cArea || arg0 instanceof cArea3D) {
        arg0 = arg0.cross(arguments[1].first);
    } else {
        if (arg0 instanceof cArray) {
            arg0 = arg0.getElementRowCol(0, 0);
        }
    }
    if (arg1 instanceof cArea || arg1 instanceof cArea3D) {
        arg1 = arg1.cross(arguments[1].first);
    } else {
        if (arg1 instanceof cArray) {
            arg1 = arg1.getElementRowCol(0, 0);
        }
    }
    if (arg2 instanceof cArea || arg2 instanceof cArea3D) {
        arg2 = arg2.cross(arguments[1].first);
    } else {
        if (arg2 instanceof cArray) {
            arg2 = arg2.getElementRowCol(0, 0);
        }
    }
    arg0 = arg0.tocNumber();
    arg1 = arg1.tocNumber();
    arg2 = arg2.tocNumber();
    if (arg0 instanceof cError) {
        return this.value = arg0;
    }
    if (arg1 instanceof cError) {
        return this.value = arg1;
    }
    if (arg2 instanceof cError) {
        return this.value = arg2;
    }
    var val0 = arg0.getValue(),
    val1 = arg1.getValue();
    if (val0 < 0 || val1 < 0) {
        return this.setCA(new cError(cErrorType.not_numeric), true);
    }
    val0 = Date.prototype.getDateFromExcel(val0);
    val1 = Date.prototype.getDateFromExcel(val1);
    return this.value = yearFrac(val0, val1, arg2.getValue());
};
cYEARFRAC.prototype.getInfo = function () {
    return {
        name: this.name,
        args: "(  start-date , end-date [ , basis ] )"
    };
};