//! 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 'ss': // 9 seconds / in 9 seconds / 9 seconds ago
            if (withoutSuffix || isFuture) {
                return result + (plural(number) ? 'sekundy' : 'sekund');
            } else {
                return result + 'sekundami';
            }
            break;
        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)),
    shortMonthsParse : (function (monthsShort) {
        var i, _shortMonthsParse = [];
        for (i = 0; i < 12; i++) {
            _shortMonthsParse[i] = new RegExp('^' + monthsShort[i] + '$', 'i');
        }
        return _shortMonthsParse;
    }(monthsShort)),
    longMonthsParse : (function (months) {
        var i, _longMonthsParse = [];
        for (i = 0; i < 12; i++) {
            _longMonthsParse[i] = new RegExp('^' + months[i] + '$', 'i');
        }
        return _longMonthsParse;
    }(months)),
    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 : 'H:mm:ss',
        L : 'DD.MM.YYYY',
        LL : 'D. MMMM YYYY',
        LLL : 'D. MMMM YYYY H:mm',
        LLLL : 'dddd D. MMMM YYYY H:mm',
        l : 'D. M. YYYY'
    },
    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,
        ss : translate,
        m : translate,
        mm : translate,
        h : translate,
        hh : translate,
        d : translate,
        dd : translate,
        M : translate,
        MM : translate,
        y : translate,
        yy : translate
    },
    dayOfMonthOrdinalParse : /\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.
    }
});