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/*
*/
var moment = require('moment');
var Parser = require('../parser').Parser;
var ParsedResult = require('../../result').ParsedResult;
var util = require('../../utils/FR');
// Force load fr localization data from moment for the locale files to be linkded durning browserify.
// NOTE: The function moment.defineLocale() also has a side effect that it change global locale
// We also need to save and restore the previous locale (see. moment.js, loadLocale)
var originalLocale = moment.locale();
require('moment/locale/fr');
moment.locale(originalLocale);
var PATTERN = new RegExp('(\\W|^)' +
'(?:les?|la|l\'|du|des?)\\s*' +
'('+ util.INTEGER_WORDS_PATTERN + '|\\d+)?\\s*' +
'(prochaine?s?|derni[eè]re?s?|pass[ée]e?s?|pr[ée]c[ée]dents?|suivante?s?)?\\s*' +
'(secondes?|min(?:ute)?s?|heures?|jours?|semaines?|mois|trimestres?|années?)\\s*' +
'(prochaine?s?|derni[eè]re?s?|pass[ée]e?s?|pr[ée]c[ée]dents?|suivante?s?)?' +
'(?=\\W|$)', 'i'
);
var MULTIPLIER_GROUP = 2;
var MODIFIER_1_GROUP = 3;
var RELATIVE_WORD_GROUP = 4;
var MODIFIER_2_GROUP = 5;
exports.Parser = function FRRelativeDateFormatParser(){
Parser.apply(this, arguments);
this.pattern = function() { return PATTERN; };
this.extract = function(text, ref, match, opt){
var index = match.index + match[1].length;
var text = match[0];
text = match[0].substr(match[1].length, match[0].length - match[1].length);
// Multiplier
var multiplier = match[MULTIPLIER_GROUP] === undefined ? '1' : match[MULTIPLIER_GROUP];
if (util.INTEGER_WORDS[multiplier] !== undefined) {
multiplier = util.INTEGER_WORDS[multiplier];
} else {
multiplier = parseInt(multiplier);
}
// Modifier
var modifier = match[MODIFIER_1_GROUP] === undefined ?
(match[MODIFIER_2_GROUP] === undefined ? '' : match[MODIFIER_2_GROUP].toLowerCase())
: match[MODIFIER_1_GROUP].toLowerCase();
if(!modifier) {
// At least one modifier is mandatory to match this parser
return;
}
var result = new ParsedResult({
index: index,
text: text,
ref: ref
});
result.tags['FRRelativeDateFormatParser'] = true;
var modifierFactor;
switch(true) {
case /prochaine?s?/.test(modifier):
case /suivants?/.test(modifier):
modifierFactor = 1;
break;
case /derni[eè]re?s?/.test(modifier):
case /pass[ée]e?s?/.test(modifier):
case /pr[ée]c[ée]dents?/.test(modifier):
modifierFactor = -1;
break;
}
var total = multiplier * modifierFactor;
var dateFrom = moment(ref),
dateTo = moment(ref);
dateFrom.locale('fr');
dateTo.locale('fr');
var relative = match[RELATIVE_WORD_GROUP];
var startOf;
switch(true) {
case /secondes?/.test(relative):
dateFrom.add(total, 's');
dateTo.add(modifierFactor, 's');
startOf = 'second';
break;
case /min(?:ute)?s?/.test(relative):
dateFrom.add(total, 'm');
dateTo.add(modifierFactor, 'm');
startOf = 'minute';
break;
case /heures?/.test(relative):
dateFrom.add(total, 'h');
dateTo.add(modifierFactor, 'h');
startOf = 'hour';
break;
case /jours?/.test(relative):
dateFrom.add(total, 'd');
dateTo.add(modifierFactor, 'd');
startOf = 'day';
break;
case /semaines?/.test(relative):
dateFrom.add(total, 'w');
dateTo.add(modifierFactor, 'w');
startOf = 'week';
break;
case /mois?/.test(relative):
dateFrom.add(total, 'M');
dateTo.add(modifierFactor, 'M');
startOf = 'month';
break;
case /trimestres?/.test(relative):
dateFrom.add(total, 'Q');
dateTo.add(modifierFactor, 'Q');
startOf = 'quarter';
break;
case /années?/.test(relative):
dateFrom.add(total, 'y');
dateTo.add(modifierFactor, 'y');
startOf = 'year';
break;
}
// if we go forward, switch the start and end dates
if(modifierFactor > 0) {
var dateTmp = dateFrom;
dateFrom = dateTo;
dateTo = dateTmp;
}
// Get start and end of dates
dateFrom.startOf(startOf);
dateTo.endOf(startOf);
// Assign results
result.start.assign('year', dateFrom.year());
result.start.assign('month', dateFrom.month() + 1);
result.start.assign('day', dateFrom.date());
result.start.assign('minute', dateFrom.minute());
result.start.assign('second', dateFrom.second());
result.start.assign('hour', dateFrom.hour());
result.start.assign('millisecond', dateFrom.millisecond());
result.end = result.start.clone();
result.end.assign('year', dateTo.year());
result.end.assign('month', dateTo.month() + 1);
result.end.assign('day', dateTo.date());
result.end.assign('minute', dateTo.minute());
result.end.assign('second', dateTo.second());
result.end.assign('hour', dateTo.hour());
result.end.assign('millisecond', dateTo.millisecond());
return result;
};
};
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