flatpickr
Version:
A lightweight, powerful javascript datetime picker
1,166 lines (1,151 loc) • 118 kB
JavaScript
/* flatpickr v4.6.1, @license MIT */
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global = global || self, global.flatpickr = factory());
}(this, function () { 'use strict';
/*! *****************************************************************************
Copyright (c) Microsoft Corporation. All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use
this file except in compliance with the License. You may obtain a copy of the
License at http://www.apache.org/licenses/LICENSE-2.0
THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
MERCHANTABLITY OR NON-INFRINGEMENT.
See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
***************************************************************************** */
var __assign = function() {
__assign = Object.assign || function __assign(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var HOOKS = [
"onChange",
"onClose",
"onDayCreate",
"onDestroy",
"onKeyDown",
"onMonthChange",
"onOpen",
"onParseConfig",
"onReady",
"onValueUpdate",
"onYearChange",
"onPreCalendarPosition",
];
var defaults = {
_disable: [],
_enable: [],
allowInput: false,
altFormat: "F j, Y",
altInput: false,
altInputClass: "form-control input",
animate: typeof window === "object" &&
window.navigator.userAgent.indexOf("MSIE") === -1,
ariaDateFormat: "F j, Y",
clickOpens: true,
closeOnSelect: true,
conjunction: ", ",
dateFormat: "Y-m-d",
defaultHour: 12,
defaultMinute: 0,
defaultSeconds: 0,
disable: [],
disableMobile: false,
enable: [],
enableSeconds: false,
enableTime: false,
errorHandler: function (err) {
return typeof console !== "undefined" && console.warn(err);
},
getWeek: function (givenDate) {
var date = new Date(givenDate.getTime());
date.setHours(0, 0, 0, 0);
// Thursday in current week decides the year.
date.setDate(date.getDate() + 3 - ((date.getDay() + 6) % 7));
// January 4 is always in week 1.
var week1 = new Date(date.getFullYear(), 0, 4);
// Adjust to Thursday in week 1 and count number of weeks from date to week1.
return (1 +
Math.round(((date.getTime() - week1.getTime()) / 86400000 -
3 +
((week1.getDay() + 6) % 7)) /
7));
},
hourIncrement: 1,
ignoredFocusElements: [],
inline: false,
locale: "default",
minuteIncrement: 5,
mode: "single",
nextArrow: "<svg version='1.1' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' viewBox='0 0 17 17'><g></g><path d='M13.207 8.472l-7.854 7.854-0.707-0.707 7.146-7.146-7.146-7.148 0.707-0.707 7.854 7.854z' /></svg>",
noCalendar: false,
now: new Date(),
onChange: [],
onClose: [],
onDayCreate: [],
onDestroy: [],
onKeyDown: [],
onMonthChange: [],
onOpen: [],
onParseConfig: [],
onReady: [],
onValueUpdate: [],
onYearChange: [],
onPreCalendarPosition: [],
plugins: [],
position: "auto",
positionElement: undefined,
prevArrow: "<svg version='1.1' xmlns='http://www.w3.org/2000/svg' xmlns:xlink='http://www.w3.org/1999/xlink' viewBox='0 0 17 17'><g></g><path d='M5.207 8.471l7.146 7.147-0.707 0.707-7.853-7.854 7.854-7.853 0.707 0.707-7.147 7.146z' /></svg>",
shorthandCurrentMonth: false,
showMonths: 1,
static: false,
time_24hr: false,
weekNumbers: false,
wrap: false
};
var english = {
weekdays: {
shorthand: ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"],
longhand: [
"Sunday",
"Monday",
"Tuesday",
"Wednesday",
"Thursday",
"Friday",
"Saturday",
]
},
months: {
shorthand: [
"Jan",
"Feb",
"Mar",
"Apr",
"May",
"Jun",
"Jul",
"Aug",
"Sep",
"Oct",
"Nov",
"Dec",
],
longhand: [
"January",
"February",
"March",
"April",
"May",
"June",
"July",
"August",
"September",
"October",
"November",
"December",
]
},
daysInMonth: [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31],
firstDayOfWeek: 0,
ordinal: function (nth) {
var s = nth % 100;
if (s > 3 && s < 21)
return "th";
switch (s % 10) {
case 1:
return "st";
case 2:
return "nd";
case 3:
return "rd";
default:
return "th";
}
},
rangeSeparator: " to ",
weekAbbreviation: "Wk",
scrollTitle: "Scroll to increment",
toggleTitle: "Click to toggle",
amPM: ["AM", "PM"],
yearAriaLabel: "Year",
time_24hr: false
};
var pad = function (number) { return ("0" + number).slice(-2); };
var int = function (bool) { return (bool === true ? 1 : 0); };
/* istanbul ignore next */
function debounce(func, wait, immediate) {
if (immediate === void 0) { immediate = false; }
var timeout;
return function () {
var context = this, args = arguments;
timeout !== null && clearTimeout(timeout);
timeout = window.setTimeout(function () {
timeout = null;
if (!immediate)
func.apply(context, args);
}, wait);
if (immediate && !timeout)
func.apply(context, args);
};
}
var arrayify = function (obj) {
return obj instanceof Array ? obj : [obj];
};
function toggleClass(elem, className, bool) {
if (bool === true)
return elem.classList.add(className);
elem.classList.remove(className);
}
function createElement(tag, className, content) {
var e = window.document.createElement(tag);
className = className || "";
content = content || "";
e.className = className;
if (content !== undefined)
e.textContent = content;
return e;
}
function clearNode(node) {
while (node.firstChild)
node.removeChild(node.firstChild);
}
function findParent(node, condition) {
if (condition(node))
return node;
else if (node.parentNode)
return findParent(node.parentNode, condition);
return undefined; // nothing found
}
function createNumberInput(inputClassName, opts) {
var wrapper = createElement("div", "numInputWrapper"), numInput = createElement("input", "numInput " + inputClassName), arrowUp = createElement("span", "arrowUp"), arrowDown = createElement("span", "arrowDown");
if (navigator.userAgent.indexOf("MSIE 9.0") === -1) {
numInput.type = "number";
}
else {
numInput.type = "text";
numInput.pattern = "\\d*";
}
if (opts !== undefined)
for (var key in opts)
numInput.setAttribute(key, opts[key]);
wrapper.appendChild(numInput);
wrapper.appendChild(arrowUp);
wrapper.appendChild(arrowDown);
return wrapper;
}
function getEventTarget(event) {
if (typeof event.composedPath === "function") {
var path = event.composedPath();
return path[0];
}
return event.target;
}
var doNothing = function () { return undefined; };
var monthToStr = function (monthNumber, shorthand, locale) { return locale.months[shorthand ? "shorthand" : "longhand"][monthNumber]; };
var revFormat = {
D: doNothing,
F: function (dateObj, monthName, locale) {
dateObj.setMonth(locale.months.longhand.indexOf(monthName));
},
G: function (dateObj, hour) {
dateObj.setHours(parseFloat(hour));
},
H: function (dateObj, hour) {
dateObj.setHours(parseFloat(hour));
},
J: function (dateObj, day) {
dateObj.setDate(parseFloat(day));
},
K: function (dateObj, amPM, locale) {
dateObj.setHours((dateObj.getHours() % 12) +
12 * int(new RegExp(locale.amPM[1], "i").test(amPM)));
},
M: function (dateObj, shortMonth, locale) {
dateObj.setMonth(locale.months.shorthand.indexOf(shortMonth));
},
S: function (dateObj, seconds) {
dateObj.setSeconds(parseFloat(seconds));
},
U: function (_, unixSeconds) { return new Date(parseFloat(unixSeconds) * 1000); },
W: function (dateObj, weekNum, locale) {
var weekNumber = parseInt(weekNum);
var date = new Date(dateObj.getFullYear(), 0, 2 + (weekNumber - 1) * 7, 0, 0, 0, 0);
date.setDate(date.getDate() - date.getDay() + locale.firstDayOfWeek);
return date;
},
Y: function (dateObj, year) {
dateObj.setFullYear(parseFloat(year));
},
Z: function (_, ISODate) { return new Date(ISODate); },
d: function (dateObj, day) {
dateObj.setDate(parseFloat(day));
},
h: function (dateObj, hour) {
dateObj.setHours(parseFloat(hour));
},
i: function (dateObj, minutes) {
dateObj.setMinutes(parseFloat(minutes));
},
j: function (dateObj, day) {
dateObj.setDate(parseFloat(day));
},
l: doNothing,
m: function (dateObj, month) {
dateObj.setMonth(parseFloat(month) - 1);
},
n: function (dateObj, month) {
dateObj.setMonth(parseFloat(month) - 1);
},
s: function (dateObj, seconds) {
dateObj.setSeconds(parseFloat(seconds));
},
u: function (_, unixMillSeconds) {
return new Date(parseFloat(unixMillSeconds));
},
w: doNothing,
y: function (dateObj, year) {
dateObj.setFullYear(2000 + parseFloat(year));
}
};
var tokenRegex = {
D: "(\\w+)",
F: "(\\w+)",
G: "(\\d\\d|\\d)",
H: "(\\d\\d|\\d)",
J: "(\\d\\d|\\d)\\w+",
K: "",
M: "(\\w+)",
S: "(\\d\\d|\\d)",
U: "(.+)",
W: "(\\d\\d|\\d)",
Y: "(\\d{4})",
Z: "(.+)",
d: "(\\d\\d|\\d)",
h: "(\\d\\d|\\d)",
i: "(\\d\\d|\\d)",
j: "(\\d\\d|\\d)",
l: "(\\w+)",
m: "(\\d\\d|\\d)",
n: "(\\d\\d|\\d)",
s: "(\\d\\d|\\d)",
u: "(.+)",
w: "(\\d\\d|\\d)",
y: "(\\d{2})"
};
var formats = {
// get the date in UTC
Z: function (date) { return date.toISOString(); },
// weekday name, short, e.g. Thu
D: function (date, locale, options) {
return locale.weekdays.shorthand[formats.w(date, locale, options)];
},
// full month name e.g. January
F: function (date, locale, options) {
return monthToStr(formats.n(date, locale, options) - 1, false, locale);
},
// padded hour 1-12
G: function (date, locale, options) {
return pad(formats.h(date, locale, options));
},
// hours with leading zero e.g. 03
H: function (date) { return pad(date.getHours()); },
// day (1-30) with ordinal suffix e.g. 1st, 2nd
J: function (date, locale) {
return locale.ordinal !== undefined
? date.getDate() + locale.ordinal(date.getDate())
: date.getDate();
},
// AM/PM
K: function (date, locale) { return locale.amPM[int(date.getHours() > 11)]; },
// shorthand month e.g. Jan, Sep, Oct, etc
M: function (date, locale) {
return monthToStr(date.getMonth(), true, locale);
},
// seconds 00-59
S: function (date) { return pad(date.getSeconds()); },
// unix timestamp
U: function (date) { return date.getTime() / 1000; },
W: function (date, _, options) {
return options.getWeek(date);
},
// full year e.g. 2016
Y: function (date) { return date.getFullYear(); },
// day in month, padded (01-30)
d: function (date) { return pad(date.getDate()); },
// hour from 1-12 (am/pm)
h: function (date) { return (date.getHours() % 12 ? date.getHours() % 12 : 12); },
// minutes, padded with leading zero e.g. 09
i: function (date) { return pad(date.getMinutes()); },
// day in month (1-30)
j: function (date) { return date.getDate(); },
// weekday name, full, e.g. Thursday
l: function (date, locale) {
return locale.weekdays.longhand[date.getDay()];
},
// padded month number (01-12)
m: function (date) { return pad(date.getMonth() + 1); },
// the month number (1-12)
n: function (date) { return date.getMonth() + 1; },
// seconds 0-59
s: function (date) { return date.getSeconds(); },
// Unix Milliseconds
u: function (date) { return date.getTime(); },
// number of the day of the week
w: function (date) { return date.getDay(); },
// last two digits of year e.g. 16 for 2016
y: function (date) { return String(date.getFullYear()).substring(2); }
};
var createDateFormatter = function (_a) {
var _b = _a.config, config = _b === void 0 ? defaults : _b, _c = _a.l10n, l10n = _c === void 0 ? english : _c;
return function (dateObj, frmt, overrideLocale) {
var locale = overrideLocale || l10n;
if (config.formatDate !== undefined) {
return config.formatDate(dateObj, frmt, locale);
}
return frmt
.split("")
.map(function (c, i, arr) {
return formats[c] && arr[i - 1] !== "\\"
? formats[c](dateObj, locale, config)
: c !== "\\"
? c
: "";
})
.join("");
};
};
var createDateParser = function (_a) {
var _b = _a.config, config = _b === void 0 ? defaults : _b, _c = _a.l10n, l10n = _c === void 0 ? english : _c;
return function (date, givenFormat, timeless, customLocale) {
if (date !== 0 && !date)
return undefined;
var locale = customLocale || l10n;
var parsedDate;
var dateOrig = date;
if (date instanceof Date)
parsedDate = new Date(date.getTime());
else if (typeof date !== "string" &&
date.toFixed !== undefined // timestamp
)
// create a copy
parsedDate = new Date(date);
else if (typeof date === "string") {
// date string
var format = givenFormat || (config || defaults).dateFormat;
var datestr = String(date).trim();
if (datestr === "today") {
parsedDate = new Date();
timeless = true;
}
else if (/Z$/.test(datestr) ||
/GMT$/.test(datestr) // datestrings w/ timezone
)
parsedDate = new Date(date);
else if (config && config.parseDate)
parsedDate = config.parseDate(date, format);
else {
parsedDate =
!config || !config.noCalendar
? new Date(new Date().getFullYear(), 0, 1, 0, 0, 0, 0)
: new Date(new Date().setHours(0, 0, 0, 0));
var matched = void 0, ops = [];
for (var i = 0, matchIndex = 0, regexStr = ""; i < format.length; i++) {
var token_1 = format[i];
var isBackSlash = token_1 === "\\";
var escaped = format[i - 1] === "\\" || isBackSlash;
if (tokenRegex[token_1] && !escaped) {
regexStr += tokenRegex[token_1];
var match = new RegExp(regexStr).exec(date);
if (match && (matched = true)) {
ops[token_1 !== "Y" ? "push" : "unshift"]({
fn: revFormat[token_1],
val: match[++matchIndex]
});
}
}
else if (!isBackSlash)
regexStr += "."; // don't really care
ops.forEach(function (_a) {
var fn = _a.fn, val = _a.val;
return (parsedDate = fn(parsedDate, val, locale) || parsedDate);
});
}
parsedDate = matched ? parsedDate : undefined;
}
}
/* istanbul ignore next */
if (!(parsedDate instanceof Date && !isNaN(parsedDate.getTime()))) {
config.errorHandler(new Error("Invalid date provided: " + dateOrig));
return undefined;
}
if (timeless === true)
parsedDate.setHours(0, 0, 0, 0);
return parsedDate;
};
};
/**
* Compute the difference in dates, measured in ms
*/
function compareDates(date1, date2, timeless) {
if (timeless === void 0) { timeless = true; }
if (timeless !== false) {
return (new Date(date1.getTime()).setHours(0, 0, 0, 0) -
new Date(date2.getTime()).setHours(0, 0, 0, 0));
}
return date1.getTime() - date2.getTime();
}
var isBetween = function (ts, ts1, ts2) {
return ts > Math.min(ts1, ts2) && ts < Math.max(ts1, ts2);
};
var duration = {
DAY: 86400000
};
if (typeof Object.assign !== "function") {
Object.assign = function (target) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
if (!target) {
throw TypeError("Cannot convert undefined or null to object");
}
var _loop_1 = function (source) {
if (source) {
Object.keys(source).forEach(function (key) { return (target[key] = source[key]); });
}
};
for (var _a = 0, args_1 = args; _a < args_1.length; _a++) {
var source = args_1[_a];
_loop_1(source);
}
return target;
};
}
var DEBOUNCED_CHANGE_MS = 300;
function FlatpickrInstance(element, instanceConfig) {
var self = {
config: __assign({}, defaults, flatpickr.defaultConfig),
l10n: english
};
self.parseDate = createDateParser({ config: self.config, l10n: self.l10n });
self._handlers = [];
self.pluginElements = [];
self.loadedPlugins = [];
self._bind = bind;
self._setHoursFromDate = setHoursFromDate;
self._positionCalendar = positionCalendar;
self.changeMonth = changeMonth;
self.changeYear = changeYear;
self.clear = clear;
self.close = close;
self._createElement = createElement;
self.destroy = destroy;
self.isEnabled = isEnabled;
self.jumpToDate = jumpToDate;
self.open = open;
self.redraw = redraw;
self.set = set;
self.setDate = setDate;
self.toggle = toggle;
function setupHelperFunctions() {
self.utils = {
getDaysInMonth: function (month, yr) {
if (month === void 0) { month = self.currentMonth; }
if (yr === void 0) { yr = self.currentYear; }
if (month === 1 && ((yr % 4 === 0 && yr % 100 !== 0) || yr % 400 === 0))
return 29;
return self.l10n.daysInMonth[month];
}
};
}
function init() {
self.element = self.input = element;
self.isOpen = false;
parseConfig();
setupLocale();
setupInputs();
setupDates();
setupHelperFunctions();
if (!self.isMobile)
build();
bindEvents();
if (self.selectedDates.length || self.config.noCalendar) {
if (self.config.enableTime) {
setHoursFromDate(self.config.noCalendar
? self.latestSelectedDateObj || self.config.minDate
: undefined);
}
updateValue(false);
}
setCalendarWidth();
self.showTimeInput =
self.selectedDates.length > 0 || self.config.noCalendar;
var isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
/* TODO: investigate this further
Currently, there is weird positioning behavior in safari causing pages
to scroll up. https://github.com/chmln/flatpickr/issues/563
However, most browsers are not Safari and positioning is expensive when used
in scale. https://github.com/chmln/flatpickr/issues/1096
*/
if (!self.isMobile && isSafari) {
positionCalendar();
}
triggerEvent("onReady");
}
function bindToInstance(fn) {
return fn.bind(self);
}
function setCalendarWidth() {
var config = self.config;
if (config.weekNumbers === false && config.showMonths === 1)
return;
else if (config.noCalendar !== true) {
window.requestAnimationFrame(function () {
if (self.calendarContainer !== undefined) {
self.calendarContainer.style.visibility = "hidden";
self.calendarContainer.style.display = "block";
}
if (self.daysContainer !== undefined) {
var daysWidth = (self.days.offsetWidth + 1) * config.showMonths;
self.daysContainer.style.width = daysWidth + "px";
self.calendarContainer.style.width =
daysWidth +
(self.weekWrapper !== undefined
? self.weekWrapper.offsetWidth
: 0) +
"px";
self.calendarContainer.style.removeProperty("visibility");
self.calendarContainer.style.removeProperty("display");
}
});
}
}
/**
* The handler for all events targeting the time inputs
*/
function updateTime(e) {
if (self.selectedDates.length === 0) {
setDefaultTime();
}
if (e !== undefined && e.type !== "blur") {
timeWrapper(e);
}
var prevValue = self._input.value;
setHoursFromInputs();
updateValue();
if (self._input.value !== prevValue) {
self._debouncedChange();
}
}
function ampm2military(hour, amPM) {
return (hour % 12) + 12 * int(amPM === self.l10n.amPM[1]);
}
function military2ampm(hour) {
switch (hour % 24) {
case 0:
case 12:
return 12;
default:
return hour % 12;
}
}
/**
* Syncs the selected date object time with user's time input
*/
function setHoursFromInputs() {
if (self.hourElement === undefined || self.minuteElement === undefined)
return;
var hours = (parseInt(self.hourElement.value.slice(-2), 10) || 0) % 24, minutes = (parseInt(self.minuteElement.value, 10) || 0) % 60, seconds = self.secondElement !== undefined
? (parseInt(self.secondElement.value, 10) || 0) % 60
: 0;
if (self.amPM !== undefined) {
hours = ampm2military(hours, self.amPM.textContent);
}
var limitMinHours = self.config.minTime !== undefined ||
(self.config.minDate &&
self.minDateHasTime &&
self.latestSelectedDateObj &&
compareDates(self.latestSelectedDateObj, self.config.minDate, true) ===
0);
var limitMaxHours = self.config.maxTime !== undefined ||
(self.config.maxDate &&
self.maxDateHasTime &&
self.latestSelectedDateObj &&
compareDates(self.latestSelectedDateObj, self.config.maxDate, true) ===
0);
if (limitMaxHours) {
var maxTime = self.config.maxTime !== undefined
? self.config.maxTime
: self.config.maxDate;
hours = Math.min(hours, maxTime.getHours());
if (hours === maxTime.getHours())
minutes = Math.min(minutes, maxTime.getMinutes());
if (minutes === maxTime.getMinutes())
seconds = Math.min(seconds, maxTime.getSeconds());
}
if (limitMinHours) {
var minTime = self.config.minTime !== undefined
? self.config.minTime
: self.config.minDate;
hours = Math.max(hours, minTime.getHours());
if (hours === minTime.getHours())
minutes = Math.max(minutes, minTime.getMinutes());
if (minutes === minTime.getMinutes())
seconds = Math.max(seconds, minTime.getSeconds());
}
setHours(hours, minutes, seconds);
}
/**
* Syncs time input values with a date
*/
function setHoursFromDate(dateObj) {
var date = dateObj || self.latestSelectedDateObj;
if (date)
setHours(date.getHours(), date.getMinutes(), date.getSeconds());
}
function setDefaultHours() {
var hours = self.config.defaultHour;
var minutes = self.config.defaultMinute;
var seconds = self.config.defaultSeconds;
if (self.config.minDate !== undefined) {
var minHr = self.config.minDate.getHours();
var minMinutes = self.config.minDate.getMinutes();
hours = Math.max(hours, minHr);
if (hours === minHr)
minutes = Math.max(minMinutes, minutes);
if (hours === minHr && minutes === minMinutes)
seconds = self.config.minDate.getSeconds();
}
if (self.config.maxDate !== undefined) {
var maxHr = self.config.maxDate.getHours();
var maxMinutes = self.config.maxDate.getMinutes();
hours = Math.min(hours, maxHr);
if (hours === maxHr)
minutes = Math.min(maxMinutes, minutes);
if (hours === maxHr && minutes === maxMinutes)
seconds = self.config.maxDate.getSeconds();
}
setHours(hours, minutes, seconds);
}
/**
* Sets the hours, minutes, and optionally seconds
* of the latest selected date object and the
* corresponding time inputs
* @param {Number} hours the hour. whether its military
* or am-pm gets inferred from config
* @param {Number} minutes the minutes
* @param {Number} seconds the seconds (optional)
*/
function setHours(hours, minutes, seconds) {
if (self.latestSelectedDateObj !== undefined) {
self.latestSelectedDateObj.setHours(hours % 24, minutes, seconds || 0, 0);
}
if (!self.hourElement || !self.minuteElement || self.isMobile)
return;
self.hourElement.value = pad(!self.config.time_24hr
? ((12 + hours) % 12) + 12 * int(hours % 12 === 0)
: hours);
self.minuteElement.value = pad(minutes);
if (self.amPM !== undefined)
self.amPM.textContent = self.l10n.amPM[int(hours >= 12)];
if (self.secondElement !== undefined)
self.secondElement.value = pad(seconds);
}
/**
* Handles the year input and incrementing events
* @param {Event} event the keyup or increment event
*/
function onYearInput(event) {
var year = parseInt(event.target.value) + (event.delta || 0);
if (year / 1000 > 1 ||
(event.key === "Enter" && !/[^\d]/.test(year.toString()))) {
changeYear(year);
}
}
/**
* Essentially addEventListener + tracking
* @param {Element} element the element to addEventListener to
* @param {String} event the event name
* @param {Function} handler the event handler
*/
function bind(element, event, handler, options) {
if (event instanceof Array)
return event.forEach(function (ev) { return bind(element, ev, handler, options); });
if (element instanceof Array)
return element.forEach(function (el) { return bind(el, event, handler, options); });
element.addEventListener(event, handler, options);
self._handlers.push({
element: element,
event: event,
handler: handler,
options: options
});
}
/**
* A mousedown handler which mimics click.
* Minimizes latency, since we don't need to wait for mouseup in most cases.
* Also, avoids handling right clicks.
*
* @param {Function} handler the event handler
*/
function onClick(handler) {
return function (evt) {
evt.which === 1 && handler(evt);
};
}
function triggerChange() {
triggerEvent("onChange");
}
/**
* Adds all the necessary event listeners
*/
function bindEvents() {
if (self.config.wrap) {
["open", "close", "toggle", "clear"].forEach(function (evt) {
Array.prototype.forEach.call(self.element.querySelectorAll("[data-" + evt + "]"), function (el) {
return bind(el, "click", self[evt]);
});
});
}
if (self.isMobile) {
setupMobile();
return;
}
var debouncedResize = debounce(onResize, 50);
self._debouncedChange = debounce(triggerChange, DEBOUNCED_CHANGE_MS);
if (self.daysContainer && !/iPhone|iPad|iPod/i.test(navigator.userAgent))
bind(self.daysContainer, "mouseover", function (e) {
if (self.config.mode === "range")
onMouseOver(e.target);
});
bind(window.document.body, "keydown", onKeyDown);
if (!self.config.inline && !self.config.static)
bind(window, "resize", debouncedResize);
if (window.ontouchstart !== undefined)
bind(window.document, "touchstart", documentClick);
else
bind(window.document, "mousedown", onClick(documentClick));
bind(window.document, "focus", documentClick, { capture: true });
if (self.config.clickOpens === true) {
bind(self._input, "focus", self.open);
bind(self._input, "mousedown", onClick(self.open));
}
if (self.daysContainer !== undefined) {
bind(self.monthNav, "mousedown", onClick(onMonthNavClick));
bind(self.monthNav, ["keyup", "increment"], onYearInput);
bind(self.daysContainer, "mousedown", onClick(selectDate));
}
if (self.timeContainer !== undefined &&
self.minuteElement !== undefined &&
self.hourElement !== undefined) {
var selText = function (e) {
return e.target.select();
};
bind(self.timeContainer, ["increment"], updateTime);
bind(self.timeContainer, "blur", updateTime, { capture: true });
bind(self.timeContainer, "mousedown", onClick(timeIncrement));
bind([self.hourElement, self.minuteElement], ["focus", "click"], selText);
if (self.secondElement !== undefined)
bind(self.secondElement, "focus", function () { return self.secondElement && self.secondElement.select(); });
if (self.amPM !== undefined) {
bind(self.amPM, "mousedown", onClick(function (e) {
updateTime(e);
triggerChange();
}));
}
}
}
/**
* Set the calendar view to a particular date.
* @param {Date} jumpDate the date to set the view to
* @param {boolean} triggerChange if change events should be triggered
*/
function jumpToDate(jumpDate, triggerChange) {
var jumpTo = jumpDate !== undefined
? self.parseDate(jumpDate)
: self.latestSelectedDateObj ||
(self.config.minDate && self.config.minDate > self.now
? self.config.minDate
: self.config.maxDate && self.config.maxDate < self.now
? self.config.maxDate
: self.now);
var oldYear = self.currentYear;
var oldMonth = self.currentMonth;
try {
if (jumpTo !== undefined) {
self.currentYear = jumpTo.getFullYear();
self.currentMonth = jumpTo.getMonth();
}
}
catch (e) {
/* istanbul ignore next */
e.message = "Invalid date supplied: " + jumpTo;
self.config.errorHandler(e);
}
if (triggerChange && self.currentYear !== oldYear) {
triggerEvent("onYearChange");
buildMonthSwitch();
}
if (triggerChange &&
(self.currentYear !== oldYear || self.currentMonth !== oldMonth)) {
triggerEvent("onMonthChange");
}
self.redraw();
}
/**
* The up/down arrow handler for time inputs
* @param {Event} e the click event
*/
function timeIncrement(e) {
if (~e.target.className.indexOf("arrow"))
incrementNumInput(e, e.target.classList.contains("arrowUp") ? 1 : -1);
}
/**
* Increments/decrements the value of input associ-
* ated with the up/down arrow by dispatching an
* "increment" event on the input.
*
* @param {Event} e the click event
* @param {Number} delta the diff (usually 1 or -1)
* @param {Element} inputElem the input element
*/
function incrementNumInput(e, delta, inputElem) {
var target = e && e.target;
var input = inputElem ||
(target && target.parentNode && target.parentNode.firstChild);
var event = createEvent("increment");
event.delta = delta;
input && input.dispatchEvent(event);
}
function build() {
var fragment = window.document.createDocumentFragment();
self.calendarContainer = createElement("div", "flatpickr-calendar");
self.calendarContainer.tabIndex = -1;
if (!self.config.noCalendar) {
fragment.appendChild(buildMonthNav());
self.innerContainer = createElement("div", "flatpickr-innerContainer");
if (self.config.weekNumbers) {
var _a = buildWeeks(), weekWrapper = _a.weekWrapper, weekNumbers = _a.weekNumbers;
self.innerContainer.appendChild(weekWrapper);
self.weekNumbers = weekNumbers;
self.weekWrapper = weekWrapper;
}
self.rContainer = createElement("div", "flatpickr-rContainer");
self.rContainer.appendChild(buildWeekdays());
if (!self.daysContainer) {
self.daysContainer = createElement("div", "flatpickr-days");
self.daysContainer.tabIndex = -1;
}
buildDays();
self.rContainer.appendChild(self.daysContainer);
self.innerContainer.appendChild(self.rContainer);
fragment.appendChild(self.innerContainer);
}
if (self.config.enableTime) {
fragment.appendChild(buildTime());
}
toggleClass(self.calendarContainer, "rangeMode", self.config.mode === "range");
toggleClass(self.calendarContainer, "animate", self.config.animate === true);
toggleClass(self.calendarContainer, "multiMonth", self.config.showMonths > 1);
self.calendarContainer.appendChild(fragment);
var customAppend = self.config.appendTo !== undefined &&
self.config.appendTo.nodeType !== undefined;
if (self.config.inline || self.config.static) {
self.calendarContainer.classList.add(self.config.inline ? "inline" : "static");
if (self.config.inline) {
if (!customAppend && self.element.parentNode)
self.element.parentNode.insertBefore(self.calendarContainer, self._input.nextSibling);
else if (self.config.appendTo !== undefined)
self.config.appendTo.appendChild(self.calendarContainer);
}
if (self.config.static) {
var wrapper = createElement("div", "flatpickr-wrapper");
if (self.element.parentNode)
self.element.parentNode.insertBefore(wrapper, self.element);
wrapper.appendChild(self.element);
if (self.altInput)
wrapper.appendChild(self.altInput);
wrapper.appendChild(self.calendarContainer);
}
}
if (!self.config.static && !self.config.inline)
(self.config.appendTo !== undefined
? self.config.appendTo
: window.document.body).appendChild(self.calendarContainer);
}
function createDay(className, date, dayNumber, i) {
var dateIsEnabled = isEnabled(date, true), dayElement = createElement("span", "flatpickr-day " + className, date.getDate().toString());
dayElement.dateObj = date;
dayElement.$i = i;
dayElement.setAttribute("aria-label", self.formatDate(date, self.config.ariaDateFormat));
if (className.indexOf("hidden") === -1 &&
compareDates(date, self.now) === 0) {
self.todayDateElem = dayElement;
dayElement.classList.add("today");
dayElement.setAttribute("aria-current", "date");
}
if (dateIsEnabled) {
dayElement.tabIndex = -1;
if (isDateSelected(date)) {
dayElement.classList.add("selected");
self.selectedDateElem = dayElement;
if (self.config.mode === "range") {
toggleClass(dayElement, "startRange", self.selectedDates[0] &&
compareDates(date, self.selectedDates[0], true) === 0);
toggleClass(dayElement, "endRange", self.selectedDates[1] &&
compareDates(date, self.selectedDates[1], true) === 0);
if (className === "nextMonthDay")
dayElement.classList.add("inRange");
}
}
}
else {
dayElement.classList.add("flatpickr-disabled");
}
if (self.config.mode === "range") {
if (isDateInRange(date) && !isDateSelected(date))
dayElement.classList.add("inRange");
}
if (self.weekNumbers &&
self.config.showMonths === 1 &&
className !== "prevMonthDay" &&
dayNumber % 7 === 1) {
self.weekNumbers.insertAdjacentHTML("beforeend", "<span class='flatpickr-day'>" + self.config.getWeek(date) + "</span>");
}
triggerEvent("onDayCreate", dayElement);
return dayElement;
}
function focusOnDayElem(targetNode) {
targetNode.focus();
if (self.config.mode === "range")
onMouseOver(targetNode);
}
function getFirstAvailableDay(delta) {
var startMonth = delta > 0 ? 0 : self.config.showMonths - 1;
var endMonth = delta > 0 ? self.config.showMonths : -1;
for (var m = startMonth; m != endMonth; m += delta) {
var month = self.daysContainer.children[m];
var startIndex = delta > 0 ? 0 : month.children.length - 1;
var endIndex = delta > 0 ? month.children.length : -1;
for (var i = startIndex; i != endIndex; i += delta) {
var c = month.children[i];
if (c.className.indexOf("hidden") === -1 && isEnabled(c.dateObj))
return c;
}
}
return undefined;
}
function getNextAvailableDay(current, delta) {
var givenMonth = current.className.indexOf("Month") === -1
? current.dateObj.getMonth()
: self.currentMonth;
var endMonth = delta > 0 ? self.config.showMonths : -1;
var loopDelta = delta > 0 ? 1 : -1;
for (var m = givenMonth - self.currentMonth; m != endMonth; m += loopDelta) {
var month = self.daysContainer.children[m];
var startIndex = givenMonth - self.currentMonth === m
? current.$i + delta
: delta < 0
? month.children.length - 1
: 0;
var numMonthDays = month.children.length;
for (var i = startIndex; i >= 0 && i < numMonthDays && i != (delta > 0 ? numMonthDays : -1); i += loopDelta) {
var c = month.children[i];
if (c.className.indexOf("hidden") === -1 &&
isEnabled(c.dateObj) &&
Math.abs(current.$i - i) >= Math.abs(delta))
return focusOnDayElem(c);
}
}
self.changeMonth(loopDelta);
focusOnDay(getFirstAvailableDay(loopDelta), 0);
return undefined;
}
function focusOnDay(current, offset) {
var dayFocused = isInView(document.activeElement || document.body);
var startElem = current !== undefined
? current
: dayFocused
? document.activeElement
: self.selectedDateElem !== undefined && isInView(self.selectedDateElem)
? self.selectedDateElem
: self.todayDateElem !== undefined && isInView(self.todayDateElem)
? self.todayDateElem
: getFirstAvailableDay(offset > 0 ? 1 : -1);
if (startElem === undefined)
return self._input.focus();
if (!dayFocused)
return focusOnDayElem(startElem);
getNextAvailableDay(startElem, offset);
}
function buildMonthDays(year, month) {
var firstOfMonth = (new Date(year, month, 1).getDay() - self.l10n.firstDayOfWeek + 7) % 7;
var prevMonthDays = self.utils.getDaysInMonth((month - 1 + 12) % 12);
var daysInMonth = self.utils.getDaysInMonth(month), days = window.document.createDocumentFragment(), isMultiMonth = self.config.showMonths > 1, prevMonthDayClass = isMultiMonth ? "prevMonthDay hidden" : "prevMonthDay", nextMonthDayClass = isMultiMonth ? "nextMonthDay hidden" : "nextMonthDay";
var dayNumber = prevMonthDays + 1 - firstOfMonth, dayIndex = 0;
// prepend days from the ending of previous month
for (; dayNumber <= prevMonthDays; dayNumber++, dayIndex++) {
days.appendChild(createDay(prevMonthDayClass, new Date(year, month - 1, dayNumber), dayNumber, dayIndex));
}
// Start at 1 since there is no 0th day
for (dayNumber = 1; dayNumber <= daysInMonth; dayNumber++, dayIndex++) {
days.appendChild(createDay("", new Date(year, month, dayNumber), dayNumber, dayIndex));
}
// append days from the next month
for (var dayNum = daysInMonth + 1; dayNum <= 42 - firstOfMonth &&
(self.config.showMonths === 1 || dayIndex % 7 !== 0); dayNum++, dayIndex++) {
days.appendChild(createDay(nextMonthDayClass, new Date(year, month + 1, dayNum % daysInMonth), dayNum, dayIndex));
}
//updateNavigationCurrentMonth();
var dayContainer = createElement("div", "dayContainer");
dayContainer.appendChild(days);
return dayContainer;
}
function buildDays() {
if (self.daysContainer === undefined) {
return;
}
clearNode(self.daysContainer);
// TODO: week numbers for each month
if (self.weekNumbers)
clearNode(self.weekNumbers);
var frag = document.createDocumentFragment();
for (var i = 0; i < self.config.showMonths; i++) {
var d = new Date(self.currentYear, self.currentMonth, 1);
d.setMonth(self.currentMonth + i);
frag.appendChild(buildMonthDays(d.getFullYear(), d.getMonth()));
}
self.daysContainer.appendChild(frag);
self.days = self.daysContainer.firstChild;
if (self.config.mode === "range" && self.selectedDates.length === 1) {
onMouseOver();
}
}
function buildMonthSwitch() {
if (self.config.showMonths > 1)
return;
var shouldBuildMonth = function (month) {
if (self.config.minDate !== undefined &&
self.currentYear === self.config.minDate.getFullYear() &&
month < self.config.minDate.getMonth()) {
return false;
}
return !(self.config.maxDate !== undefined &&
self.currentYear === self.config.maxDate.getFullYear() &&
month > self.config.maxDate.getMonth());
};
self.monthsDropdownContainer.tabIndex = -1;
self.monthsDropdownContainer.innerHTML = "";
for (var i = 0; i < 12; i++) {
if (!shouldBuildMonth(i))
continue;
var month = createElement("option", "flatpickr-monthDropdown-month");