/*
 * World Calendars
 * https://github.com/alexcjohnson/world-calendars
 *
 * Batch-converted from kbwood/calendars
 * Many thanks to Keith Wood and all of the contributors to the original project!
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

/* http://keith-wood.name/calendars.html
   Nepali calendar for jQuery v2.0.2.
   Written by Artur Neumann (ict.projects{at}nepal.inf.org) April 2013.
   Available under the MIT (http://keith-wood.name/licence.html) license. 
   Please attribute the author if you use it. */

var main = require('../main');
var assign = require('object-assign');


/** Implementation of the Nepali civil calendar.
    Based on the ideas from 
    <a href="http://codeissue.com/articles/a04e050dea7468f/algorithm-to-convert-english-date-to-nepali-date-using-c-net">http://codeissue.com/articles/a04e050dea7468f/algorithm-to-convert-english-date-to-nepali-date-using-c-net</a>
    and <a href="http://birenj2ee.blogspot.com/2011/04/nepali-calendar-in-java.html">http://birenj2ee.blogspot.com/2011/04/nepali-calendar-in-java.html</a>
    See also <a href="http://en.wikipedia.org/wiki/Nepali_calendar">http://en.wikipedia.org/wiki/Nepali_calendar</a>
    and <a href="https://en.wikipedia.org/wiki/Bikram_Samwat">https://en.wikipedia.org/wiki/Bikram_Samwat</a>.
    @class NepaliCalendar
    @param [language=''] {string} The language code (default English) for localisation. */
function NepaliCalendar(language) {
    this.local = this.regionalOptions[language || ''] || this.regionalOptions[''];
}

NepaliCalendar.prototype = new main.baseCalendar;

assign(NepaliCalendar.prototype, {
    /** The calendar name.
        @memberof NepaliCalendar */
    name: 'Nepali',
    /** Julian date of start of Nepali epoch: 14 April 57 BCE.
        @memberof NepaliCalendar */
    jdEpoch: 1700709.5,
    /** Days per month in a common year.
        @memberof NepaliCalendar */
    daysPerMonth: [31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
    /** <code>true</code> if has a year zero, <code>false</code> if not.
        @memberof NepaliCalendar */
    hasYearZero: false,
    /** The minimum month number.
        @memberof NepaliCalendar */
    minMonth: 1,
    /** The first month in the year.
        @memberof NepaliCalendar */
    firstMonth: 1,
    /** The minimum day number.
        @memberof NepaliCalendar */
    minDay: 1, 
    /** The number of days in the year.
        @memberof NepaliCalendar */
    daysPerYear: 365,

    /** Localisations for the plugin.
        Entries are objects indexed by the language code ('' being the default US/English).
        Each object has the following attributes.
        @memberof NepaliCalendar
        @property name {string} The calendar name.
        @property epochs {string[]} The epoch names.
        @property monthNames {string[]} The long names of the months of the year.
        @property monthNamesShort {string[]} The short names of the months of the year.
        @property dayNames {string[]} The long names of the days of the week.
        @property dayNamesShort {string[]} The short names of the days of the week.
        @property dayNamesMin {string[]} The minimal names of the days of the week.
        @property dateFormat {string} The date format for this calendar.
                See the options on <a href="BaseCalendar.html#formatDate"><code>formatDate</code></a> for details.
        @property firstDay {number} The number of the first day of the week, starting at 0.
        @property isRTL {number} <code>true</code> if this localisation reads right-to-left. */
    regionalOptions: { // Localisations
        '': {
            name: 'Nepali',
            epochs: ['BBS', 'ABS'],
            monthNames: ['Baisakh', 'Jestha', 'Ashadh', 'Shrawan', 'Bhadra', 'Ashwin',
            'Kartik', 'Mangsir', 'Paush', 'Mangh', 'Falgun', 'Chaitra'],
            monthNamesShort: ['Bai', 'Je', 'As', 'Shra', 'Bha', 'Ash', 'Kar', 'Mang', 'Pau', 'Ma', 'Fal', 'Chai'],
            dayNames: ['Aaitabaar', 'Sombaar', 'Manglbaar', 'Budhabaar', 'Bihibaar', 'Shukrabaar', 'Shanibaar'],
            dayNamesShort: ['Aaita', 'Som', 'Mangl', 'Budha', 'Bihi', 'Shukra', 'Shani'],
            dayNamesMin: ['Aai', 'So', 'Man', 'Bu', 'Bi', 'Shu', 'Sha'],
            digits: null,
            dateFormat: 'dd/mm/yyyy',
            firstDay: 1,
            isRTL: false
        }
    },

    /** Determine whether this date is in a leap year.
        @memberof NepaliCalendar
        @param year {CDate|number} The date to examine or the year to examine.
        @return {boolean} <code>true</code> if this is a leap year, <code>false</code> if not.
        @throws Error if an invalid year or a different calendar used. */
    leapYear: function(year) {
        return this.daysInYear(year) !== this.daysPerYear;
    },

    /** Determine the week of the year for a date.
        @memberof NepaliCalendar
        @param year {CDate|number} The date to examine or the year to examine.
        @param [month] {number} The month to examine.
        @param [day] {number} The day to examine.
        @return {number} The week of the year.
        @throws Error if an invalid date or a different calendar used. */
    weekOfYear: function(year, month, day) {
        // Find Sunday of this week starting on Sunday
        var checkDate = this.newDate(year, month, day);
        checkDate.add(-checkDate.dayOfWeek(), 'd');
        return Math.floor((checkDate.dayOfYear() - 1) / 7) + 1;
    },

    /** Retrieve the number of days in a year.
        @memberof NepaliCalendar
        @param year {CDate|number} The date to examine or the year to examine.
        @return {number} The number of days.
        @throws Error if an invalid year or a different calendar used. */
    daysInYear: function(year) {
        var date = this._validate(year, this.minMonth, this.minDay, main.local.invalidYear);
        year = date.year();
        if (typeof this.NEPALI_CALENDAR_DATA[year] === 'undefined') {
            return this.daysPerYear;
        }
        var daysPerYear = 0;
        for (var month_number = this.minMonth; month_number <= 12; month_number++) {
            daysPerYear += this.NEPALI_CALENDAR_DATA[year][month_number];
        }
        return daysPerYear;
    },

    /** Retrieve the number of days in a month.
        @memberof NepaliCalendar
        @param year {CDate|number| The date to examine or the year of the month.
        @param [month] {number} The month.
        @return {number} The number of days in this month.
        @throws Error if an invalid month/year or a different calendar used. */
    daysInMonth: function(year, month) {
        if (year.year) {
            month = year.month();
            year = year.year();
        }
        this._validate(year, month, this.minDay, main.local.invalidMonth);
        return (typeof this.NEPALI_CALENDAR_DATA[year] === 'undefined' ?
            this.daysPerMonth[month - 1] : this.NEPALI_CALENDAR_DATA[year][month]);
    },

    /** Determine whether this date is a week day.
        @memberof NepaliCalendar
        @param year {CDate|number} The date to examine or the year to examine.
        @param [month] {number} The month to examine.
        @param [day] {number} The day to examine.
        @return {boolean} <code>true</code> if a week day, <code>false</code> if not.
        @throws Error if an invalid date or a different calendar used. */
    weekDay: function(year, month, day) {
        return this.dayOfWeek(year, month, day) !== 6;
    },

    /** Retrieve the Julian date equivalent for this date,
        i.e. days since January 1, 4713 BCE Greenwich noon.
        @memberof NepaliCalendar
        @param year {CDate|number} The date to convert or the year to convert.
        @param [month] {number} The month to convert.
        @param [day] {number} The day to convert.
        @return {number} The equivalent Julian date.
        @throws Error if an invalid date or a different calendar used. */
    toJD: function(nepaliYear, nepaliMonth, nepaliDay) {
        var date = this._validate(nepaliYear, nepaliMonth, nepaliDay, main.local.invalidDate);
        nepaliYear = date.year();
        nepaliMonth = date.month();
        nepaliDay = date.day();
        var gregorianCalendar = main.instance();
        var gregorianDayOfYear = 0; // We will add all the days that went by since
        // the 1st. January and then we can get the Gregorian Date
        var nepaliMonthToCheck = nepaliMonth;
        var nepaliYearToCheck = nepaliYear;
        this._createMissingCalendarData(nepaliYear);
        // Get the correct year
        var gregorianYear = nepaliYear - (nepaliMonthToCheck > 9 || (nepaliMonthToCheck === 9 &&
            nepaliDay >= this.NEPALI_CALENDAR_DATA[nepaliYearToCheck][0]) ? 56 : 57);
        // First we add the amount of days in the actual Nepali month as the day of year in the
        // Gregorian one because at least this days are gone since the 1st. Jan. 
        if (nepaliMonth !== 9) {
            gregorianDayOfYear = nepaliDay;
            nepaliMonthToCheck--;
        }
        // Now we loop throw all Nepali month and add the amount of days to gregorianDayOfYear 
        // we do this till we reach Paush (9th month). 1st. January always falls in this month  
        while (nepaliMonthToCheck !== 9) {
            if (nepaliMonthToCheck <= 0) {
                nepaliMonthToCheck = 12;
                nepaliYearToCheck--;
            }                
            gregorianDayOfYear += this.NEPALI_CALENDAR_DATA[nepaliYearToCheck][nepaliMonthToCheck];
            nepaliMonthToCheck--;
        }        
        // If the date that has to be converted is in Paush (month no. 9) we have to do some other calculation
        if (nepaliMonth === 9) {
            // Add the days that are passed since the first day of Paush and substract the
            // amount of days that lie between 1st. Jan and 1st Paush
            gregorianDayOfYear += nepaliDay - this.NEPALI_CALENDAR_DATA[nepaliYearToCheck][0];
            // For the first days of Paush we are now in negative values,
            // because in the end of the gregorian year we substract
            // 365 / 366 days (P.S. remember math in school + - gives -)
            if (gregorianDayOfYear < 0) {
                gregorianDayOfYear += gregorianCalendar.daysInYear(gregorianYear);
            }
        }
        else {
            gregorianDayOfYear += this.NEPALI_CALENDAR_DATA[nepaliYearToCheck][9] -
                this.NEPALI_CALENDAR_DATA[nepaliYearToCheck][0];
        }        
        return gregorianCalendar.newDate(gregorianYear, 1 ,1).add(gregorianDayOfYear, 'd').toJD();
    },
    
    /** Create a new date from a Julian date.
        @memberof NepaliCalendar
        @param jd {number} The Julian date to convert.
        @return {CDate} The equivalent date. */
    fromJD: function(jd) {
        var gregorianCalendar =  main.instance();
        var gregorianDate = gregorianCalendar.fromJD(jd);
        var gregorianYear = gregorianDate.year();
        var gregorianDayOfYear = gregorianDate.dayOfYear();
        var nepaliYear = gregorianYear + 56; //this is not final, it could be also +57 but +56 is always true for 1st Jan.
        this._createMissingCalendarData(nepaliYear);
        var nepaliMonth = 9; // Jan 1 always fall in Nepali month Paush which is the 9th month of Nepali calendar.
        // Get the Nepali day in Paush (month 9) of 1st January 
        var dayOfFirstJanInPaush = this.NEPALI_CALENDAR_DATA[nepaliYear][0];
        // Check how many days are left of Paush .
        // Days calculated from 1st Jan till the end of the actual Nepali month, 
        // we use this value to check if the gregorian Date is in the actual Nepali month.
        var daysSinceJanFirstToEndOfNepaliMonth =
            this.NEPALI_CALENDAR_DATA[nepaliYear][nepaliMonth] - dayOfFirstJanInPaush + 1;
        // If the gregorian day-of-year is smaller o equal than the sum of days between the 1st January and 
        // the end of the actual nepali month we found the correct nepali month.
        // Example: 
        // The 4th February 2011 is the gregorianDayOfYear 35 (31 days of January + 4)
        // 1st January 2011 is in the nepali year 2067, where 1st. January is in the 17th day of Paush (9th month)
        // In 2067 Paush has 30days, This means (30-17+1=14) there are 14days between 1st January and end of Paush 
        // (including 17th January)
        // The gregorianDayOfYear (35) is bigger than 14, so we check the next month
        // The next nepali month (Mangh) has 29 days 
        // 29+14=43, this is bigger than gregorianDayOfYear(35) so, we found the correct nepali month
        while (gregorianDayOfYear > daysSinceJanFirstToEndOfNepaliMonth) {
            nepaliMonth++;
            if (nepaliMonth > 12) {
                nepaliMonth = 1;
                nepaliYear++;
            }    
            daysSinceJanFirstToEndOfNepaliMonth += this.NEPALI_CALENDAR_DATA[nepaliYear][nepaliMonth];
        }
        // The last step is to calculate the nepali day-of-month
        // to continue our example from before:
        // we calculated there are 43 days from 1st. January (17 Paush) till end of Mangh (29 days)
        // when we subtract from this 43 days the day-of-year of the the Gregorian date (35),
        // we know how far the searched day is away from the end of the Nepali month.
        // So we simply subtract this number from the amount of days in this month (30) 
        var nepaliDayOfMonth = this.NEPALI_CALENDAR_DATA[nepaliYear][nepaliMonth] -
            (daysSinceJanFirstToEndOfNepaliMonth - gregorianDayOfYear);        
        return this.newDate(nepaliYear, nepaliMonth, nepaliDayOfMonth);
    },
    
    /** Creates missing data in the NEPALI_CALENDAR_DATA table.
        This data will not be correct but just give an estimated result. Mostly -/+ 1 day
        @private
        @param nepaliYear {number} The missing year number. */
    _createMissingCalendarData: function(nepaliYear) {
        var tmp_calendar_data = this.daysPerMonth.slice(0);
        tmp_calendar_data.unshift(17);
        for (var nepaliYearToCreate = (nepaliYear - 1); nepaliYearToCreate < (nepaliYear + 2); nepaliYearToCreate++) {
            if (typeof this.NEPALI_CALENDAR_DATA[nepaliYearToCreate] === 'undefined') {
                this.NEPALI_CALENDAR_DATA[nepaliYearToCreate] = tmp_calendar_data;
            }
        }
    },
    
    NEPALI_CALENDAR_DATA:  {
        // These data are from http://www.ashesh.com.np
        1970: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        1971: [18, 31, 31, 32, 31, 32, 30, 30, 29, 30, 29, 30, 30],
        1972: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 30],
        1973: [19, 30, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        1974: [19, 31, 31, 32, 30, 31, 31, 30, 29, 30, 29, 30, 30],
        1975: [18, 31, 31, 32, 32, 30, 31, 30, 29, 30, 29, 30, 30],
        1976: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        1977: [18, 31, 32, 31, 32, 31, 31, 29, 30, 29, 30, 29, 31],
        1978: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        1979: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        1980: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        1981: [18, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 30, 30],
        1982: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        1983: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        1984: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        1985: [18, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 30, 30],
        1986: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        1987: [18, 31, 32, 31, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        1988: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        1989: [18, 31, 31, 31, 32, 31, 31, 30, 29, 30, 29, 30, 30],
        1990: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        1991: [18, 31, 32, 31, 32, 31, 30, 30, 29, 30, 29, 30, 30],    
        // These data are from http://nepalicalendar.rat32.com/index.php
        1992: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        1993: [18, 31, 31, 31, 32, 31, 31, 30, 29, 30, 29, 30, 30],
        1994: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        1995: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 30],
        1996: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        1997: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        1998: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        1999: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2000: [17, 30, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2001: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2002: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2003: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2004: [17, 30, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2005: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2006: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2007: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2008: [17, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 29, 31],
        2009: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2010: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2011: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2012: [17, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 30, 30],
        2013: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2014: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2015: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2016: [17, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 30, 30],
        2017: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2018: [18, 31, 32, 31, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2019: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2020: [17, 31, 31, 31, 32, 31, 31, 30, 29, 30, 29, 30, 30],
        2021: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2022: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 30],
        2023: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2024: [17, 31, 31, 31, 32, 31, 31, 30, 29, 30, 29, 30, 30],
        2025: [18, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2026: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2027: [17, 30, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2028: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2029: [18, 31, 31, 32, 31, 32, 30, 30, 29, 30, 29, 30, 30],
        2030: [17, 31, 32, 31, 32, 31, 30, 30, 30, 30, 30, 30, 31],
        2031: [17, 31, 32, 31, 32, 31, 31, 31, 31, 31, 31, 31, 31],
        2032: [17, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32],
        2033: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2034: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2035: [17, 30, 32, 31, 32, 31, 31, 29, 30, 30, 29, 29, 31],
        2036: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2037: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2038: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2039: [17, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 30, 30],
        2040: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2041: [18, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2042: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2043: [17, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 30, 30],
        2044: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2045: [18, 31, 32, 31, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2046: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2047: [17, 31, 31, 31, 32, 31, 31, 30, 29, 30, 29, 30, 30],
        2048: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2049: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 30],
        2050: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2051: [17, 31, 31, 31, 32, 31, 31, 30, 29, 30, 29, 30, 30],
        2052: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2053: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 30],
        2054: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2055: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 30, 29, 30],
        2056: [17, 31, 31, 32, 31, 32, 30, 30, 29, 30, 29, 30, 30],
        2057: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2058: [17, 30, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2059: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2060: [17, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2061: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2062: [17, 30, 32, 31, 32, 31, 31, 29, 30, 29, 30, 29, 31],
        2063: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2064: [17, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2065: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2066: [17, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 29, 31],
        2067: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2068: [17, 31, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2069: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2070: [17, 31, 31, 31, 32, 31, 31, 29, 30, 30, 29, 30, 30],
        2071: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2072: [17, 31, 32, 31, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2073: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 31],
        2074: [17, 31, 31, 31, 32, 31, 31, 30, 29, 30, 29, 30, 30],
        2075: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2076: [16, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 30],
        2077: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 29, 31],
        2078: [17, 31, 31, 31, 32, 31, 31, 30, 29, 30, 29, 30, 30],
        2079: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 29, 30, 30],
        2080: [16, 31, 32, 31, 32, 31, 30, 30, 30, 29, 29, 30, 30],
        // These data are from http://www.ashesh.com.np/nepali-calendar/
        2081: [17, 31, 31, 32, 32, 31, 30, 30, 30, 29, 30, 30, 30],
        2082: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 30, 30],
        2083: [17, 31, 31, 32, 31, 31, 30, 30, 30, 29, 30, 30, 30],
        2084: [17, 31, 31, 32, 31, 31, 30, 30, 30, 29, 30, 30, 30],
        2085: [17, 31, 32, 31, 32, 31, 31, 30, 30, 29, 30, 30, 30],
        2086: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 30, 30],
        2087: [16, 31, 31, 32, 31, 31, 31, 30, 30, 29, 30, 30, 30],
        2088: [16, 30, 31, 32, 32, 30, 31, 30, 30, 29, 30, 30, 30],
        2089: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 30, 30],
        2090: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 30, 30],
        2091: [16, 31, 31, 32, 31, 31, 31, 30, 30, 29, 30, 30, 30],
        2092: [16, 31, 31, 32, 32, 31, 30, 30, 30, 29, 30, 30, 30],
        2093: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 30, 30],
        2094: [17, 31, 31, 32, 31, 31, 30, 30, 30, 29, 30, 30, 30],
        2095: [17, 31, 31, 32, 31, 31, 31, 30, 29, 30, 30, 30, 30],
        2096: [17, 30, 31, 32, 32, 31, 30, 30, 29, 30, 29, 30, 30],
        2097: [17, 31, 32, 31, 32, 31, 30, 30, 30, 29, 30, 30, 30],
        2098: [17, 31, 31, 32, 31, 31, 31, 29, 30, 29, 30, 30, 31],
        2099: [17, 31, 31, 32, 31, 31, 31, 30, 29, 29, 30, 30, 30],
        2100: [17, 31, 32, 31, 32, 30, 31, 30, 29, 30, 29, 30, 30]    
    }
});    

// Nepali calendar implementation
main.calendars.nepali = NepaliCalendar;