//! moment.js locale configuration
//! locale : czech (cs)
//! author : petrbela : https://github.com/petrbela

import moment from '../moment';

var months = 'leden_únor_březen_duben_květen_červen_červenec_srpen_září_říjen_listopad_prosinec'.split('_'),
    monthsShort = 'led_úno_bře_dub_kvě_čvn_čvc_srp_zář_říj_lis_pro'.split('_');
function plural(n) {
    return (n > 1) && (n < 5) && (~~(n / 10) !== 1);
}
function translate(number, withoutSuffix, key, isFuture) {
    var result = number + ' ';
    switch (key) {
    case 's':  // a few seconds / in a few seconds / a few seconds ago
        return (withoutSuffix || isFuture) ? 'pár sekund' : 'pár sekundami';
    case 'm':  // a minute / in a minute / a minute ago
        return withoutSuffix ? 'minuta' : (isFuture ? 'minutu' : 'minutou');
    case 'mm': // 9 minutes / in 9 minutes / 9 minutes ago
        if (withoutSuffix || isFuture) {
            return result + (plural(number) ? 'minuty' : 'minut');
        } else {
            return result + 'minutami';
        }
        break;
    case 'h':  // an hour / in an hour / an hour ago
        return withoutSuffix ? 'hodina' : (isFuture ? 'hodinu' : 'hodinou');
    case 'hh': // 9 hours / in 9 hours / 9 hours ago
        if (withoutSuffix || isFuture) {
            return result + (plural(number) ? 'hodiny' : 'hodin');
        } else {
            return result + 'hodinami';
        }
        break;
    case 'd':  // a day / in a day / a day ago
        return (withoutSuffix || isFuture) ? 'den' : 'dnem';
    case 'dd': // 9 days / in 9 days / 9 days ago
        if (withoutSuffix || isFuture) {
            return result + (plural(number) ? 'dny' : 'dní');
        } else {
            return result + 'dny';
        }
        break;
    case 'M':  // a month / in a month / a month ago
        return (withoutSuffix || isFuture) ? 'měsíc' : 'měsícem';
    case 'MM': // 9 months / in 9 months / 9 months ago
        if (withoutSuffix || isFuture) {
            return result + (plural(number) ? 'měsíce' : 'měsíců');
        } else {
            return result + 'měsíci';
        }
        break;
    case 'y':  // a year / in a year / a year ago
        return (withoutSuffix || isFuture) ? 'rok' : 'rokem';
    case 'yy': // 9 years / in 9 years / 9 years ago
        if (withoutSuffix || isFuture) {
            return result + (plural(number) ? 'roky' : 'let');
        } else {
            return result + 'lety';
        }
        break;
    }
}

export default moment.defineLocale('cs', {
    months : months,
    monthsShort : monthsShort,
    monthsParse : (function (months, monthsShort) {
        var i, _monthsParse = [];
        for (i = 0; i < 12; i++) {
            // use custom parser to solve problem with July (červenec)
            _monthsParse[i] = new RegExp('^' + months[i] + '$|^' + monthsShort[i] + '$', 'i');
        }
        return _monthsParse;
    }(months, monthsShort)),
    weekdays : 'neděle_pondělí_úterý_středa_čtvrtek_pátek_sobota'.split('_'),
    weekdaysShort : 'ne_po_út_st_čt_pá_so'.split('_'),
    weekdaysMin : 'ne_po_út_st_čt_pá_so'.split('_'),
    longDateFormat : {
        LT: 'H:mm',
        LTS : 'LT:ss',
        L : 'DD.MM.YYYY',
        LL : 'D. MMMM YYYY',
        LLL : 'D. MMMM YYYY LT',
        LLLL : 'dddd D. MMMM YYYY LT'
    },
    calendar : {
        sameDay: '[dnes v] LT',
        nextDay: '[zítra v] LT',
        nextWeek: function () {
            switch (this.day()) {
            case 0:
                return '[v neděli v] LT';
            case 1:
            case 2:
                return '[v] dddd [v] LT';
            case 3:
                return '[ve středu v] LT';
            case 4:
                return '[ve čtvrtek v] LT';
            case 5:
                return '[v pátek v] LT';
            case 6:
                return '[v sobotu v] LT';
            }
        },
        lastDay: '[včera v] LT',
        lastWeek: function () {
            switch (this.day()) {
            case 0:
                return '[minulou neděli v] LT';
            case 1:
            case 2:
                return '[minulé] dddd [v] LT';
            case 3:
                return '[minulou středu v] LT';
            case 4:
            case 5:
                return '[minulý] dddd [v] LT';
            case 6:
                return '[minulou sobotu v] LT';
            }
        },
        sameElse: 'L'
    },
    relativeTime : {
        future : 'za %s',
        past : 'před %s',
        s : translate,
        m : translate,
        mm : translate,
        h : translate,
        hh : translate,
        d : translate,
        dd : translate,
        M : translate,
        MM : translate,
        y : translate,
        yy : translate
    },
    ordinalParse : /\d{1,2}\./,
    ordinal : '%d.',
    week : {
        dow : 1, // Monday is the first day of the week.
        doy : 4  // The week that contains Jan 4th is the first week of the year.
    }
});