// moment.js locale configuration
// locale : breton (br)
// author : Jean-Baptiste Le Duigou : https://github.com/jbleduigou

(function (factory) {
    if (typeof define === 'function' && define.amd) {
        define(['moment'], factory); // AMD
    } else if (typeof exports === 'object') {
        module.exports = factory(require('../moment')); // Node
    } else {
        factory(window.moment); // Browser global
    }
}(function (moment) {
    function relativeTimeWithMutation(number, withoutSuffix, key) {
        var format = {
            'mm': 'munutenn',
            'MM': 'miz',
            'dd': 'devezh'
        };
        return number + ' ' + mutation(format[key], number);
    }

    function specialMutationForYears(number) {
        switch (lastNumber(number)) {
        case 1:
        case 3:
        case 4:
        case 5:
        case 9:
            return number + ' bloaz';
        default:
            return number + ' vloaz';
        }
    }

    function lastNumber(number) {
        if (number > 9) {
            return lastNumber(number % 10);
        }
        return number;
    }

    function mutation(text, number) {
        if (number === 2) {
            return softMutation(text);
        }
        return text;
    }

    function softMutation(text) {
        var mutationTable = {
            'm': 'v',
            'b': 'v',
            'd': 'z'
        };
        if (mutationTable[text.charAt(0)] === undefined) {
            return text;
        }
        return mutationTable[text.charAt(0)] + text.substring(1);
    }

    return moment.defineLocale('br', {
        months : 'Genver_C\'hwevrer_Meurzh_Ebrel_Mae_Mezheven_Gouere_Eost_Gwengolo_Here_Du_Kerzu'.split('_'),
        monthsShort : 'Gen_C\'hwe_Meu_Ebr_Mae_Eve_Gou_Eos_Gwe_Her_Du_Ker'.split('_'),
        weekdays : 'Sul_Lun_Meurzh_Merc\'her_Yaou_Gwener_Sadorn'.split('_'),
        weekdaysShort : 'Sul_Lun_Meu_Mer_Yao_Gwe_Sad'.split('_'),
        weekdaysMin : 'Su_Lu_Me_Mer_Ya_Gw_Sa'.split('_'),
        longDateFormat : {
            LT : 'h[e]mm A',
            L : 'DD/MM/YYYY',
            LL : 'D [a viz] MMMM YYYY',
            LLL : 'D [a viz] MMMM YYYY LT',
            LLLL : 'dddd, D [a viz] MMMM YYYY LT'
        },
        calendar : {
            sameDay : '[Hiziv da] LT',
            nextDay : '[Warc\'hoazh da] LT',
            nextWeek : 'dddd [da] LT',
            lastDay : '[Dec\'h da] LT',
            lastWeek : 'dddd [paset da] LT',
            sameElse : 'L'
        },
        relativeTime : {
            future : 'a-benn %s',
            past : '%s \'zo',
            s : 'un nebeud segondennoù',
            m : 'ur vunutenn',
            mm : relativeTimeWithMutation,
            h : 'un eur',
            hh : '%d eur',
            d : 'un devezh',
            dd : relativeTimeWithMutation,
            M : 'ur miz',
            MM : relativeTimeWithMutation,
            y : 'ur bloaz',
            yy : specialMutationForYears
        },
        ordinal : function (number) {
            var output = (number === 1) ? 'añ' : 'vet';
            return number + output;
        },
        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.
        }
    });
}));
