air-datepicker/js/datepicker/datepicker.js

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var Datepicker;
(function (window, $, undefined) {
var pluginName = 'datepicker',
$body, $datepickersContainer,
baseTemplate = '' +
'<div class="datepicker">' +
'<nav class="datepicker--nav"></nav>' +
'<div class="datepicker--content"></div>' +
'</div>',
defaults = {
//TODO сделать работу с инпутом
inline: true,
region: 'ru',
start: '', // Start date
firstDay: 1, // Week's first day
weekends: [6, 0],
dateFormat: 'dd.mm.yyyy',
toggleSelected: true,
defaultView: 'years',
minView: 'years',
showOtherMonths: true,
selectOtherMonths: true,
moveToOtherMonthsOnSelect: true,
showOtherYears: true,
selectOtherYears: true,
moveToOtherYearsOnSelect: true,
minDate: '',
maxDate: '',
disableNavWhenOutOfRange: true,
//TODO возможно добавить огрнаичивать число выделяемых дат
multipleDates: false,
multipleDatesSeparator: ',',
// navigation
prevHtml: '&laquo;',
nextHtml: '&raquo;',
// events
onChange: '',
onRenderCell: ''
};
Datepicker = function (el, options) {
this.$el = typeof el == 'string' ? $(el) : el;
this.opts = $.extend({}, defaults, options);
if (!this.opts.start) {
this.opts.start = new Date();
}
if (this.containerBuilt && !this.opts.inline) {
this._buildDatepickersContainer();
}
this.loc = Datepicker.region[this.opts.region];
if ($body == undefined) {
$body = $('body');
}
this.inited = false;
this.silent = false; // Need to prevent unnecessary rendering
this.currentDate = this.opts.start;
this.currentView = this.opts.defaultView;
this.minDate = this.opts.minDate ? this.opts.minDate : new Date(-8639999913600000);
this.maxDate = this.opts.maxDate ? this.opts.maxDate : new Date(8639999913600000);
this.selectedDates = [];
this.views = {};
this.init()
};
Datepicker.prototype = {
containerBuilt: false,
viewIndexes: ['days', 'months', 'years'],
init: function () {
this._buildBaseHtml();
this.nav = new Datepicker.Navigation(this, this.opts);
this.views[this.currentView] = new Datepicker.Body(this, this.currentView, this.opts);
this.views[this.currentView].show();
this.view = this.currentView;
this.inited = true;
},
isWeekend: function (day) {
return this.opts.weekends.indexOf(day) !== -1;
},
_buildDatepickersContainer: function () {
this.containerBuilt = true;
$body.append('<div class="datepickers-container" id="datepickers-container"></div>');
$datepickersContainer = $('#datepickers-container');
},
_buildBaseHtml: function () {
var $appendTarget = this.$el;
if(!this.opts.inline) {
$appendTarget = $datepickersContainer;
}
this.$datepicker = $(baseTemplate).appendTo($appendTarget);
this.$content = $('.datepicker--content', this.$datepicker);
this.$nav = $('.datepicker--nav', this.$datepicker);
},
_defineDOM: function () {
},
_triggerOnChange: function (cellType) {
if (!this.selectedDates.length) {
return this.opts.onChange('', '', this);
}
var selectedDates = this.selectedDates,
parsedSelected = Datepicker.getParsedDate(selectedDates[0]),
formattedDates = this.formatDate(this.opts.dateFormat, selectedDates[0]),
_this = this,
dates = new Date(parsedSelected.year, parsedSelected.month, parsedSelected.date);
if (this.opts.multipleDates) {
formattedDates = selectedDates.map(function (date) {
return _this.formatDate(_this.opts.dateFormat, date)
}).join(this.opts.multipleDatesSeparator);
// Create new dates array, to separate it from original selectedDates
dates = selectedDates.map(function(date) {
var parsedDate = Datepicker.getParsedDate(date);
return new Date(parsedDate.year, parsedDate.month, parsedDate.date)
})
}
this.opts.onChange(formattedDates, dates, this);
},
next: function () {
var d = this.parsedDate;
switch (this.view) {
case 'days':
this.date = new Date(d.year, d.month + 1, 1);
break;
case 'months':
this.date = new Date(d.year + 1, d.month, 1);
break;
case 'years':
this.date = new Date(d.year + 10, 0, 1);
break;
}
},
prev: function () {
var d = this.parsedDate;
switch (this.view) {
case 'days':
this.date = new Date(d.year, d.month - 1, 1);
break;
case 'months':
this.date = new Date(d.year - 1, d.month, 1);
break;
case 'years':
this.date = new Date(d.year - 10, 0, 1);
break;
}
},
formatDate: function (string, date) {
var result = string,
d = Datepicker.getParsedDate(date);
switch (true) {
case /dd/.test(result):
result = result.replace('dd', d.fullDate);
case /d/.test(result):
result = result.replace('d', d.date);
case /mm/.test(result):
result = result.replace('mm',d.fullMonth);
case /m/.test(result):
result = result.replace('m',d.month + 1);
case /MM/.test(result):
result = result.replace('MM', this.loc.months[d.month]);
case /yyyy/.test(result):
result = result.replace('yyyy', d.year);
case /yy/.test(result):
result = result.replace('yy', d.year.toString().slice(-2));
}
return result;
},
selectDate: function (date) {
var d = this.parsedDate,
newDate = '';
if (this.view == 'days') {
if (date.getMonth() != d.month && this.opts.moveToOtherMonthsOnSelect) {
newDate = new Date(date.getFullYear(), date.getMonth(), 1);
}
}
if (this.view == 'years') {
if (date.getFullYear() != d.year && this.opts.moveToOtherYearsOnSelect) {
newDate = new Date(date.getFullYear(), 0, 1);
}
}
if (newDate) {
this.silent = true;
this.date = newDate;
this.silent = false;
this.nav._render()
}
if (this.opts.multipleDates) {
if (!this._isSelected(date)) {
this.selectedDates.push(date);
}
} else {
this.selectedDates = [date];
}
this.views[this.currentView]._render()
},
removeDate: function (date) {
var selected = this.selectedDates,
_this = this;
return selected.some(function (curDate, i) {
if (Datepicker.isSame(curDate, date)) {
selected.splice(i, 1);
_this.views[_this.currentView]._render();
return true
}
})
},
_isSelected: function (checkDate, cellType) {
return this.selectedDates.some(function (date) {
return Datepicker.isSame(date, checkDate, cellType)
})
},
/**
* Check if date is between minDate and maxDate
* @param date {object} - date object
* @param type {string} - cell type
* @returns {boolean}
* @private
*/
_isInRange: function (date, type) {
var time = date.getTime(),
d = Datepicker.getParsedDate(date),
min = Datepicker.getParsedDate(this.minDate),
max = Datepicker.getParsedDate(this.maxDate),
dMinTime = new Date(d.year, d.month, min.date).getTime(),
dMaxTime = new Date(d.year, d.month, max.date).getTime(),
types = {
day: time >= this.minTime && time <= this.maxTime,
month: dMinTime >= this.minTime && dMaxTime <= this.maxTime,
year: d.year >= min.year && d.year <= max.year
};
return type ? types[type] : types.day
},
get parsedDate() {
return Datepicker.getParsedDate(this.date);
},
set date (val) {
this.currentDate = val;
if (this.inited && !this.silent) {
this.views[this.view]._render();
this.nav._render();
}
return val;
},
get date () {
return this.currentDate
},
set view (val) {
this.prevView = this.currentView;
this.currentView = val;
this.viewIndex = this.viewIndexes.indexOf(val);
if (this.inited) {
if (!this.views[val]) {
this.views[val] = new Datepicker.Body(this, val, this.opts)
} else {
this.views[val]._render();
}
this.views[this.prevView].hide();
this.views[val].show();
this.nav._render();
}
return val
},
get view() {
return this.currentView;
},
get minTime() {
var min = Datepicker.getParsedDate(this.minDate);
return new Date(min.year, min.month, min.date).getTime()
},
get maxTime() {
var max = Datepicker.getParsedDate(this.maxDate);
return new Date(max.year, max.month, max.date).getTime()
}
};
// Utils
// -------------------------------------------------
Datepicker.getDaysCount = function (date) {
return new Date(date.getFullYear(), date.getMonth() + 1, 0).getDate();
};
Datepicker.getParsedDate = function (date) {
return {
year: date.getFullYear(),
month: date.getMonth(),
fullMonth: (date.getMonth() + 1) < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1, // One based
date: date.getDate(),
fullDate: date.getDate() < 10 ? '0' + date.getDate() : date.getDate(),
day: date.getDay()
}
};
Datepicker.getDecade = function (date) {
var firstYear = Math.floor(date.getFullYear() / 10) * 10;
return [firstYear, firstYear + 9];
};
Datepicker.template = function (str, data) {
return str.replace(/#\{([\w]+)\}/g, function (source, match) {
if (data[match] || data[match] === 0) {
return data[match]
}
});
};
Datepicker.isSame = function (date1, date2, type) {
var d1 = Datepicker.getParsedDate(date1),
d2 = Datepicker.getParsedDate(date2),
_type = type ? type : 'day',
conditions = {
day: d1.date == d2.date && d1.month == d2.month && d1.year == d2.year,
month: d1.month == d2.month && d1.year == d2.year,
year: d1.year == d2.year
};
return conditions[_type];
};
$.fn[pluginName] = function ( options ) {
if (Datepicker.prototype[options]) {
Datepicker.prototype[options].apply(this.data(pluginName), Array.prototype.slice.call(arguments, 1));
} else {
return this.each(function () {
if (!$.data(this, pluginName)) {
$.data(this, pluginName,
new Datepicker( this, options ));
} else {
var _this = $.data(this, pluginName),
oldOpts = _this.opts;
_this.opts = $.extend({}, oldOpts, options);
}
});
}
};
})(window, jQuery, '');