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/*
*/
var moment = require('moment');
var Parser = require('../parser').Parser;
var ParsedResult = require('../../result').ParsedResult;
/*
Valid patterns:
- esta mañana -> today in the morning
- esta tarde -> today in the afternoon/evening
- esta noche -> tonight
- ayer por la mañana -> yesterday in the morning
- ayer por la tarde -> yesterday in the afternoon/evening
- ayer por la noche -> yesterday at night
- mañana por la mañana -> tomorrow in the morning
- mañana por la tarde -> tomorrow in the afternoon/evening
- mañana por la noche -> tomorrow at night
- anoche -> tomorrow at night
- hoy -> today
- ayer -> yesterday
- mañana -> tomorrow
*/
var PATTERN = /(\W|^)(ahora|esta\s*(mañana|tarde|noche)|(ayer|mañana)\s*por\s*la\s*(mañana|tarde|noche)|hoy|mañana|ayer|anoche)(?=\W|$)/i;
exports.Parser = function ESCasualDateParser(){
Parser.apply(this, arguments);
this.pattern = function() { return PATTERN; }
this.extract = function(text, ref, match, opt){
var text = match[0].substr(match[1].length);
var index = match.index + match[1].length;
var result = new ParsedResult({
index: index,
text: text,
ref: ref,
});
var refMoment = moment(ref);
var startMoment = refMoment.clone();
var lowerText = text.toLowerCase().replace(/\s+/g, ' ');
if(lowerText == 'mañana'){
// Check not "Tomorrow" on late night
if(refMoment.hour() > 1) {
startMoment.add(1, 'day');
}
} else if(lowerText == 'ayer') {
startMoment.add(-1, 'day');
}
else if(lowerText == 'anoche') {
result.start.imply('hour', 0);
if (refMoment.hour() > 6) {
startMoment.add(-1, 'day');
}
} else if (lowerText.match("esta")) {
var secondMatch = match[3].toLowerCase();
if (secondMatch == "tarde") {
result.start.imply('hour', 18);
} else if (secondMatch == "mañana") {
result.start.imply('hour', 6);
} else if (secondMatch == "noche") {
// Normally means this coming midnight
result.start.imply('hour', 22);
result.start.imply('meridiem', 1);
}
} else if (lowerText.match(/por\s*la/)) {
var firstMatch = match[4].toLowerCase();
if (firstMatch === 'ayer') {
startMoment.add(-1, 'day');
} else if (firstMatch === 'mañana') {
startMoment.add(1, 'day');
}
var secondMatch = match[5].toLowerCase();
if (secondMatch == "tarde") {
result.start.imply('hour', 18);
} else if (secondMatch == "mañana") {
result.start.imply('hour', 9);
} else if (secondMatch == "noche") {
// Normally means this coming midnight
result.start.imply('hour', 22);
result.start.imply('meridiem', 1);
}
} else if (lowerText.match("ahora")) {
result.start.imply('hour', refMoment.hour());
result.start.imply('minute', refMoment.minute());
result.start.imply('second', refMoment.second());
result.start.imply('millisecond', refMoment.millisecond());
}
result.start.assign('day', startMoment.date())
result.start.assign('month', startMoment.month() + 1)
result.start.assign('year', startMoment.year())
result.tags['ESCasualDateParser'] = true;
return result;
}
}
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