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/*
*/
var moment = require('moment');
var Parser = require('../parser').Parser;
var ParsedResult = require('../../result').ParsedResult;
var util = require('../../utils/ZH-Hant.js');
var PATTERN = new RegExp(
'(\\d{2,4}|[' + Object.keys(util.NUMBER).join('') + ']{2,4})?' +
'(?:\\s*)' +
'(?:年)?' +
'(?:[\\s|,|，]*)' +
'(\\d{1,2}|[' + Object.keys(util.NUMBER).join('') + ']{1,2})' +
'(?:\\s*)' +
'(?:月)' +
'(?:\\s*)' +
'(\\d{1,2}|[' + Object.keys(util.NUMBER).join('') + ']{1,2})?' +
'(?:\\s*)' +
'(?:日|號)?'
);
var YEAR_GROUP = 1;
var MONTH_GROUP = 2;
var DAY_GROUP = 3;
exports.Parser = function ZHHantDateParser() {
Parser.apply(this, arguments);
this.pattern = function() {
return PATTERN;
};
this.extract = function(text, ref, match, opt) {
var startMoment = moment(ref);
var result = new ParsedResult({
text: match[0],
index: match.index,
ref: ref,
});
//Month
var month = parseInt(match[MONTH_GROUP]);
if (isNaN(month)) month = util.zhStringToNumber(match[MONTH_GROUP]);
result.start.assign('month', month);
//Day
if (match[DAY_GROUP]) {
var day = parseInt(match[DAY_GROUP]);
if (isNaN(day)) day = util.zhStringToNumber(match[DAY_GROUP]);
result.start.assign('day', day);
} else {
result.start.imply('day', startMoment.date());
}
//Year
if (match[YEAR_GROUP]) {
var year = parseInt(match[YEAR_GROUP]);
if (isNaN(year)) year = util.zhStringToYear(match[YEAR_GROUP]);
result.start.assign('year', year);
} else {
result.start.imply('year', startMoment.year());
}
result.tags.ZHHantDateParser = true;
return result;
};
};
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