var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

/*! flatpickr v2.5.4, @license MIT */
function Flatpickr(element, config) {
	var self = this;

	self._ = {};
	self._.afterDayAnim = afterDayAnim;
	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 init() {
		if (element._flatpickr) element._flatpickr = undefined;

		element._flatpickr = self;

		self.element = element;
		self.instanceConfig = config || {};
		self.parseDate = Flatpickr.prototype.parseDate.bind(self);
		self.formatDate = Flatpickr.prototype.formatDate.bind(self);

		setupFormats();
		parseConfig();
		setupLocale();
		setupInputs();
		setupDates();
		setupHelperFunctions();

		self.isOpen = false;

		self.isMobile = !self.config.disableMobile && !self.config.inline && self.config.mode === "single" && !self.config.disable.length && !self.config.enable.length && !self.config.weekNumbers && /Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent);

		if (!self.isMobile) build();

		bind();

		if (self.selectedDates.length || self.config.noCalendar) {
			if (self.config.enableTime) {
				setHoursFromDate(self.config.noCalendar ? self.latestSelectedDateObj || self.config.minDate : null);
			}
			updateValue();
		}

		if (self.config.weekNumbers) {
			self.calendarContainer.style.width = self.daysContainer.clientWidth + self.weekWrapper.clientWidth + "px";
		}

		self.showTimeInput = self.selectedDates.length > 0 || self.config.noCalendar;

		if (!self.isMobile) positionCalendar();

		triggerEvent("Ready");
	}

	function bindToInstance(fn) {
		return fn.bind(self);
	}

	function updateTime(e) {
		if (self.config.noCalendar && !self.selectedDates.length)
			// picking time only
			self.selectedDates = [self.now];

		timeWrapper(e);

		if (!self.selectedDates.length) return;

		if (!self.minDateHasTime || e.type !== "input" || e.target.value.length >= 2) {
			setHoursFromInputs();
			updateValue();
		} else {
			setTimeout(function () {
				setHoursFromInputs();
				updateValue();
			}, 1000);
		}
	}

	function setHoursFromInputs() {
		if (!self.config.enableTime) return;

		var hours = (parseInt(self.hourElement.value, 10) || 0) % (self.amPM ? 12 : 24),
		    minutes = (parseInt(self.minuteElement.value, 10) || 0) % 60,
		    seconds = self.config.enableSeconds ? parseInt(self.secondElement.value, 10) || 0 : 0;

		if (self.amPM) hours = hours % 12 + 12 * (self.amPM.textContent === "PM");

		if (self.minDateHasTime && compareDates(self.latestSelectedDateObj, self.config.minDate) === 0) {

			hours = Math.max(hours, self.config.minDate.getHours());
			if (hours === self.config.minDate.getHours()) minutes = Math.max(minutes, self.config.minDate.getMinutes());
		}

		if (self.maxDateHasTime && compareDates(self.latestSelectedDateObj, self.config.maxDate) === 0) {
			hours = Math.min(hours, self.config.maxDate.getHours());
			if (hours === self.config.maxDate.getHours()) minutes = Math.min(minutes, self.config.maxDate.getMinutes());
		}

		setHours(hours, minutes, seconds);
	}

	function setHoursFromDate(dateObj) {
		var date = dateObj || self.latestSelectedDateObj;

		if (date) setHours(date.getHours(), date.getMinutes(), date.getSeconds());
	}

	function setHours(hours, minutes, seconds) {
		if (self.selectedDates.length) {
			self.latestSelectedDateObj.setHours(hours % 24, minutes, seconds || 0, 0);
		}

		if (!self.config.enableTime || self.isMobile) return;

		self.hourElement.value = self.pad(!self.config.time_24hr ? (12 + hours) % 12 + 12 * (hours % 12 === 0) : hours);

		self.minuteElement.value = self.pad(minutes);

		if (!self.config.time_24hr) self.amPM.textContent = hours >= 12 ? "PM" : "AM";

		if (self.config.enableSeconds) self.secondElement.value = self.pad(seconds);
	}

	function onYearInput(event) {
		var year = event.target.value;
		if (event.delta) year = (parseInt(year) + event.delta).toString();

		if (year.length === 4) {
			self.currentYearElement.blur();
			if (!/[^\d]/.test(year)) changeYear(year);
		}
	}

	function bind() {
		if (self.config.wrap) {
			["open", "close", "toggle", "clear"].forEach(function (el) {
				self._toggles = self.element.querySelectorAll("[data-" + el + "]");
				for (var i = self._toggles.length; i--;) {
					self._toggles[i].addEventListener("click", self[el]);
				}
			});
		}

		if (self.isMobile) return setupMobile();

		self.debouncedResize = debounce(onResize, 50);
		self.triggerChange = function () {
			triggerEvent("Change");
		};
		self.debouncedChange = debounce(self.triggerChange, 300);

		if (self.config.mode === "range" && self.daysContainer) self.daysContainer.addEventListener("mouseover", function (e) {
			return onMouseOver(e.target);
		});

		window.document.body.addEventListener("keydown", onKeyDown);

		if (!self.config.static) self._input.addEventListener("keydown", onKeyDown);

		if (!self.config.inline && !self.config.static) window.addEventListener("resize", self.debouncedResize);

		if (window.ontouchstart) window.document.addEventListener("touchstart", documentClick);

		window.document.addEventListener("click", documentClick);
		self._input.addEventListener("blur", documentClick);

		if (self.config.clickOpens) self._input.addEventListener("focus", open);

		if (!self.config.noCalendar) {
			self.prevMonthNav.addEventListener("click", self.prevMonthFn = function () {
				return changeMonth(-1);
			});
			self.nextMonthNav.addEventListener("click", self.nextMonthFn = function () {
				return changeMonth(1);
			});

			self.monthNav.addEventListener("wheel", function (e) {
				e.preventDefault();
			});

			self.monthNav.addEventListener("wheel", debounce(onMonthNavScroll, 10));
			self.monthNav.addEventListener("click", onMonthNavClick);

			self.currentYearElement.addEventListener("focus", function () {
				self.currentYearElement.select();
			});

			self.currentYearElement.addEventListener("input", onYearInput);
			self.currentYearElement.addEventListener("increment", onYearInput);

			self.daysContainer.addEventListener("click", selectDate);

			if (self.config.animate) {
				self.daysContainer.addEventListener("animationend", animateDays);
				self.monthNav.addEventListener("animationend", animateMonths);

				self.daysContainer.addEventListener("webkitAnimationEnd", animateDays);
				self.monthNav.addEventListener("webkitAnimationEnd", animateMonths);
			}
		}

		if (self.config.enableTime) {
			self.timeContainer.addEventListener("wheel", updateTime);

			self.timeContainer.addEventListener("click", timeIncrement);
			self.timeContainer.addEventListener("input", updateTime);
			self.timeContainer.addEventListener("increment", updateTime);
			self.timeContainer.addEventListener("increment", self.debouncedChange);

			self.timeContainer.addEventListener("wheel", self.debouncedChange);
			self.timeContainer.addEventListener("input", self.triggerChange);

			self.hourElement.addEventListener("focus", function () {
				self.hourElement.select();
			});
			self.minuteElement.addEventListener("focus", function () {
				self.minuteElement.select();
			});

			if (self.secondElement) {
				self.secondElement.addEventListener("focus", function () {
					self.secondElement.select();
				});
			}

			if (self.amPM) {
				self.amPM.addEventListener("click", function (e) {
					updateTime(e);
					self.triggerChange(e);
				});
			}
		}
	}

	function animateDays(e) {
		if (self.daysContainer.childNodes.length > 1) {
			switch (e.animationName) {
				case "slideLeft":
					self.daysContainer.lastChild.classList.remove("slideLeftNew");
					self.daysContainer.removeChild(self.daysContainer.firstChild);
					self.days = self.daysContainer.firstChild;

					break;

				case "slideRight":
					self.daysContainer.firstChild.classList.remove("slideRightNew");
					self.daysContainer.removeChild(self.daysContainer.lastChild);
					self.days = self.daysContainer.firstChild;

					break;

				default:
					break;
			}
		}
	}

	function animateMonths(e) {
		switch (e.animationName) {
			case "slideLeftNew":
			case "slideRightNew":
				self.navigationCurrentMonth.classList.remove("slideLeftNew");
				self.navigationCurrentMonth.classList.remove("slideRightNew");
				var nav = self.navigationCurrentMonth;

				while (nav.nextSibling && /curr/.test(nav.nextSibling.className)) {
					self.monthNav.removeChild(nav.nextSibling);
				}while (nav.previousSibling && /curr/.test(nav.previousSibling.className)) {
					self.monthNav.removeChild(nav.previousSibling);
				}self.oldCurMonth = null;
				break;
		}
	}

	function jumpToDate(jumpDate) {
		jumpDate = jumpDate ? self.parseDate(jumpDate) : self.latestSelectedDateObj || (self.config.minDate > self.now ? self.config.minDate : self.config.maxDate && self.config.maxDate < self.now ? self.config.maxDate : self.now);

		try {
			self.currentYear = jumpDate.getFullYear();
			self.currentMonth = jumpDate.getMonth();
		} catch (e) {
			/* istanbul ignore next */
			console.error(e.stack);
			/* istanbul ignore next */
			console.warn("Invalid date supplied: " + jumpDate);
		}

		self.redraw();
	}

	function timeIncrement(e) {
		if (~e.target.className.indexOf("arrow")) incrementNumInput(e, e.target.classList.contains("arrowUp") ? 1 : -1);
	}

	function incrementNumInput(e, delta, inputElem) {
		var input = inputElem || e.target.parentNode.childNodes[0];
		var event = createEvent("increment");
		event.delta = delta;
		input.dispatchEvent(event);
	}

	function createNumberInput(inputClassName) {
		var wrapper = createElement("div", "numInputWrapper"),
		    numInput = createElement("input", "numInput " + inputClassName),
		    arrowUp = createElement("span", "arrowUp"),
		    arrowDown = createElement("span", "arrowDown");

		numInput.type = "text";
		numInput.pattern = "\\d*";

		wrapper.appendChild(numInput);
		wrapper.appendChild(arrowUp);
		wrapper.appendChild(arrowDown);

		return wrapper;
	}

	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) self.innerContainer.appendChild(buildWeeks());

			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);

		self.calendarContainer.appendChild(fragment);

		var customAppend = self.config.appendTo && self.config.appendTo.nodeType;

		if (self.config.inline || self.config.static) {
			self.calendarContainer.classList.add(self.config.inline ? "inline" : "static");

			if (self.config.inline && !customAppend) {
				return self.element.parentNode.insertBefore(self.calendarContainer, self._input.nextSibling);
			}

			if (self.config.static) {
				var wrapper = createElement("div", "flatpickr-wrapper");
				self.element.parentNode.insertBefore(wrapper, self.element);
				wrapper.appendChild(self.element);

				if (self.altInput) wrapper.appendChild(self.altInput);

				wrapper.appendChild(self.calendarContainer);
				return;
			}
		}

		(customAppend ? 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());

		dayElement.dateObj = date;
		dayElement.$i = i;
		dayElement.setAttribute("aria-label", self.formatDate(date, "F j, Y"));

		if (compareDates(date, self.now) === 0) {
			self.todayDateElem = dayElement;
			dayElement.classList.add("today");
		}

		if (dateIsEnabled) {
			dayElement.tabIndex = -1;
			if (isDateSelected(date)) {
				dayElement.classList.add("selected");
				self.selectedDateElem = dayElement;
				if (self.config.mode === "range") {
					toggleClass(dayElement, "startRange", compareDates(date, self.selectedDates[0]) === 0);

					toggleClass(dayElement, "endRange", compareDates(date, self.selectedDates[1]) === 0);
				}
			}
		} else {
			dayElement.classList.add("disabled");
			if (self.selectedDates[0] && date > self.minRangeDate && date < self.selectedDates[0]) self.minRangeDate = date;else if (self.selectedDates[0] && date < self.maxRangeDate && date > self.selectedDates[0]) self.maxRangeDate = date;
		}

		if (self.config.mode === "range") {
			if (isDateInRange(date) && !isDateSelected(date)) dayElement.classList.add("inRange");

			if (self.selectedDates.length === 1 && (date < self.minRangeDate || date > self.maxRangeDate)) dayElement.classList.add("notAllowed");
		}

		if (self.config.weekNumbers && className !== "prevMonthDay" && dayNumber % 7 === 1) {
			self.weekNumbers.insertAdjacentHTML("beforeend", "<span class='disabled flatpickr-day'>" + self.config.getWeek(date) + "</span>");
		}

		triggerEvent("DayCreate", dayElement);

		return dayElement;
	}

	function focusOnDay(currentIndex, offset) {
		var newIndex = currentIndex + offset || 0,
		    targetNode = currentIndex !== undefined ? self.days.childNodes[newIndex] : self.selectedDateElem || self.todayDateElem || self.days.childNodes[0],
		    focus = function focus() {
			targetNode = targetNode || self.days.childNodes[newIndex];
			targetNode.focus();

			if (self.config.mode === "range") onMouseOver(targetNode);
		};

		if (targetNode === undefined && offset !== 0) {
			if (offset > 0) {
				self.changeMonth(1);
				newIndex = newIndex % 42;
			} else if (offset < 0) {
				self.changeMonth(-1);
				newIndex += 42;
			}

			return afterDayAnim(focus);
		}

		focus();
	}

	function afterDayAnim(fn) {
		if (self.config.animate) return setTimeout(fn, self._.daysAnimDuration + 1);
		fn();
	}

	function buildDays(delta) {
		var firstOfMonth = (new Date(self.currentYear, self.currentMonth, 1).getDay() - self.l10n.firstDayOfWeek + 7) % 7,
		    isRangeMode = self.config.mode === "range";

		self.prevMonthDays = self.utils.getDaysinMonth((self.currentMonth - 1 + 12) % 12);
		self.selectedDateElem = undefined;
		self.todayDateElem = undefined;

		var daysInMonth = self.utils.getDaysinMonth(),
		    days = window.document.createDocumentFragment();

		var dayNumber = self.prevMonthDays + 1 - firstOfMonth,
		    dayIndex = 0;

		if (self.config.weekNumbers && self.weekNumbers.firstChild) self.weekNumbers.textContent = "";

		if (isRangeMode) {
			// const dateLimits = self.config.enable.length || self.config.disable.length || self.config.mixDate || self.config.maxDate;
			self.minRangeDate = new Date(self.currentYear, self.currentMonth - 1, dayNumber);
			self.maxRangeDate = new Date(self.currentYear, self.currentMonth + 1, (42 - firstOfMonth) % daysInMonth);
		}

		// prepend days from the ending of previous month
		for (; dayNumber <= self.prevMonthDays; dayNumber++, dayIndex++) {
			days.appendChild(createDay("prevMonthDay", new Date(self.currentYear, self.currentMonth - 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(self.currentYear, self.currentMonth, dayNumber), dayNumber, dayIndex));
		}

		// append days from the next month
		for (var dayNum = daysInMonth + 1; dayNum <= 42 - firstOfMonth; dayNum++, dayIndex++) {
			days.appendChild(createDay("nextMonthDay", new Date(self.currentYear, self.currentMonth + 1, dayNum % daysInMonth), dayNum, dayIndex));
		}

		if (isRangeMode && self.selectedDates.length === 1 && days.childNodes[0]) {
			self._hidePrevMonthArrow = self._hidePrevMonthArrow || self.minRangeDate > days.childNodes[0].dateObj;

			self._hideNextMonthArrow = self._hideNextMonthArrow || self.maxRangeDate < new Date(self.currentYear, self.currentMonth + 1, 1);
		} else updateNavigationCurrentMonth();

		var dayContainer = createElement("div", "dayContainer");
		dayContainer.appendChild(days);

		if (!self.config.animate || delta === undefined) clearNode(self.daysContainer);else {
			while (self.daysContainer.childNodes.length > 1) {
				self.daysContainer.removeChild(self.daysContainer.firstChild);
			}
		}

		if (delta >= 0) self.daysContainer.appendChild(dayContainer);else self.daysContainer.insertBefore(dayContainer, self.daysContainer.firstChild);

		self.days = self.daysContainer.firstChild;
		return self.daysContainer;
	}

	function clearNode(node) {
		while (node.firstChild) {
			node.removeChild(node.firstChild);
		}
	}

	function buildMonthNav() {
		var monthNavFragment = window.document.createDocumentFragment();
		self.monthNav = createElement("div", "flatpickr-month");

		self.prevMonthNav = createElement("span", "flatpickr-prev-month");
		self.prevMonthNav.innerHTML = self.config.prevArrow;

		self.currentMonthElement = createElement("span", "cur-month");
		self.currentMonthElement.title = self.l10n.scrollTitle;

		var yearInput = createNumberInput("cur-year");
		self.currentYearElement = yearInput.childNodes[0];
		self.currentYearElement.title = self.l10n.scrollTitle;

		if (self.config.minDate) self.currentYearElement.min = self.config.minDate.getFullYear();

		if (self.config.maxDate) {
			self.currentYearElement.max = self.config.maxDate.getFullYear();

			self.currentYearElement.disabled = self.config.minDate && self.config.minDate.getFullYear() === self.config.maxDate.getFullYear();
		}

		self.nextMonthNav = createElement("span", "flatpickr-next-month");
		self.nextMonthNav.innerHTML = self.config.nextArrow;

		self.navigationCurrentMonth = createElement("span", "flatpickr-current-month");
		self.navigationCurrentMonth.appendChild(self.currentMonthElement);
		self.navigationCurrentMonth.appendChild(yearInput);

		monthNavFragment.appendChild(self.prevMonthNav);
		monthNavFragment.appendChild(self.navigationCurrentMonth);
		monthNavFragment.appendChild(self.nextMonthNav);
		self.monthNav.appendChild(monthNavFragment);

		Object.defineProperty(self, "_hidePrevMonthArrow", {
			get: function get() {
				return this.__hidePrevMonthArrow;
			},
			set: function set(bool) {
				if (this.__hidePrevMonthArrow !== bool) self.prevMonthNav.style.display = bool ? "none" : "block";
				this.__hidePrevMonthArrow = bool;
			}
		});

		Object.defineProperty(self, "_hideNextMonthArrow", {
			get: function get() {
				return this.__hideNextMonthArrow;
			},
			set: function set(bool) {
				if (this.__hideNextMonthArrow !== bool) self.nextMonthNav.style.display = bool ? "none" : "block";
				this.__hideNextMonthArrow = bool;
			}
		});

		updateNavigationCurrentMonth();

		return self.monthNav;
	}

	function buildTime() {
		self.calendarContainer.classList.add("hasTime");
		if (self.config.noCalendar) self.calendarContainer.classList.add("noCalendar");
		self.timeContainer = createElement("div", "flatpickr-time");
		self.timeContainer.tabIndex = -1;
		var separator = createElement("span", "flatpickr-time-separator", ":");

		var hourInput = createNumberInput("flatpickr-hour");
		self.hourElement = hourInput.childNodes[0];

		var minuteInput = createNumberInput("flatpickr-minute");
		self.minuteElement = minuteInput.childNodes[0];

		self.hourElement.tabIndex = self.minuteElement.tabIndex = -1;

		self.hourElement.value = self.pad(self.latestSelectedDateObj ? self.latestSelectedDateObj.getHours() : self.config.defaultHour);

		self.minuteElement.value = self.pad(self.latestSelectedDateObj ? self.latestSelectedDateObj.getMinutes() : self.config.defaultMinute);

		self.hourElement.step = self.config.hourIncrement;
		self.minuteElement.step = self.config.minuteIncrement;

		self.hourElement.min = self.config.time_24hr ? 0 : 1;
		self.hourElement.max = self.config.time_24hr ? 23 : 12;

		self.minuteElement.min = 0;
		self.minuteElement.max = 59;

		self.hourElement.title = self.minuteElement.title = self.l10n.scrollTitle;

		self.timeContainer.appendChild(hourInput);
		self.timeContainer.appendChild(separator);
		self.timeContainer.appendChild(minuteInput);

		if (self.config.time_24hr) self.timeContainer.classList.add("time24hr");

		if (self.config.enableSeconds) {
			self.timeContainer.classList.add("hasSeconds");

			var secondInput = createNumberInput("flatpickr-second");
			self.secondElement = secondInput.childNodes[0];

			self.secondElement.value = self.latestSelectedDateObj ? self.pad(self.latestSelectedDateObj.getSeconds()) : "00";

			self.secondElement.step = self.minuteElement.step;
			self.secondElement.min = self.minuteElement.min;
			self.secondElement.max = self.minuteElement.max;

			self.timeContainer.appendChild(createElement("span", "flatpickr-time-separator", ":"));
			self.timeContainer.appendChild(secondInput);
		}

		if (!self.config.time_24hr) {
			// add self.amPM if appropriate
			self.amPM = createElement("span", "flatpickr-am-pm", ["AM", "PM"][self.hourElement.value > 11 | 0]);
			self.amPM.title = self.l10n.toggleTitle;
			self.amPM.tabIndex = -1;
			self.timeContainer.appendChild(self.amPM);
		}

		return self.timeContainer;
	}

	function buildWeekdays() {
		if (!self.weekdayContainer) self.weekdayContainer = createElement("div", "flatpickr-weekdays");

		var firstDayOfWeek = self.l10n.firstDayOfWeek;
		var weekdays = self.l10n.weekdays.shorthand.slice();

		if (firstDayOfWeek > 0 && firstDayOfWeek < weekdays.length) {
			weekdays = [].concat(weekdays.splice(firstDayOfWeek, weekdays.length), weekdays.splice(0, firstDayOfWeek));
		}

		self.weekdayContainer.innerHTML = "\n\t\t<span class=flatpickr-weekday>\n\t\t\t" + weekdays.join("</span><span class=flatpickr-weekday>") + "\n\t\t</span>\n\t\t";

		return self.weekdayContainer;
	}

	/* istanbul ignore next */
	function buildWeeks() {
		self.calendarContainer.classList.add("hasWeeks");
		self.weekWrapper = createElement("div", "flatpickr-weekwrapper");
		self.weekWrapper.appendChild(createElement("span", "flatpickr-weekday", self.l10n.weekAbbreviation));
		self.weekNumbers = createElement("div", "flatpickr-weeks");
		self.weekWrapper.appendChild(self.weekNumbers);

		return self.weekWrapper;
	}

	function changeMonth(value, is_offset, animate) {
		is_offset = is_offset === undefined || is_offset;
		var delta = is_offset ? value : value - self.currentMonth;
		var skipAnimations = !self.config.animate || animate === false;

		if (delta < 0 && self._hidePrevMonthArrow || delta > 0 && self._hideNextMonthArrow) return;

		self.currentMonth += delta;

		if (self.currentMonth < 0 || self.currentMonth > 11) {
			self.currentYear += self.currentMonth > 11 ? 1 : -1;
			self.currentMonth = (self.currentMonth + 12) % 12;

			triggerEvent("YearChange");
		}

		buildDays(!skipAnimations ? delta : undefined);

		if (skipAnimations) {
			triggerEvent("MonthChange");
			return updateNavigationCurrentMonth();
		}

		// remove possible remnants from clicking too fast
		var nav = self.navigationCurrentMonth;
		if (delta < 0) {
			while (nav.nextSibling && /curr/.test(nav.nextSibling.className)) {
				self.monthNav.removeChild(nav.nextSibling);
			}
		} else if (delta > 0) {
			while (nav.previousSibling && /curr/.test(nav.previousSibling.className)) {
				self.monthNav.removeChild(nav.previousSibling);
			}
		}

		self.oldCurMonth = self.navigationCurrentMonth;

		self.navigationCurrentMonth = self.monthNav.insertBefore(self.oldCurMonth.cloneNode(true), delta > 0 ? self.oldCurMonth.nextSibling : self.oldCurMonth);

		if (delta > 0) {
			self.daysContainer.firstChild.classList.add("slideLeft");
			self.daysContainer.lastChild.classList.add("slideLeftNew");

			self.oldCurMonth.classList.add("slideLeft");
			self.navigationCurrentMonth.classList.add("slideLeftNew");
		} else if (delta < 0) {
			self.daysContainer.firstChild.classList.add("slideRightNew");
			self.daysContainer.lastChild.classList.add("slideRight");

			self.oldCurMonth.classList.add("slideRight");
			self.navigationCurrentMonth.classList.add("slideRightNew");
		}

		self.currentMonthElement = self.navigationCurrentMonth.firstChild;
		self.currentYearElement = self.navigationCurrentMonth.lastChild.childNodes[0];

		updateNavigationCurrentMonth();
		self.oldCurMonth.firstChild.textContent = self.utils.monthToStr(self.currentMonth - delta);

		if (self._.daysAnimDuration === undefined) {
			var compStyle = window.getComputedStyle(self.daysContainer.lastChild);

			var duration = compStyle.getPropertyValue("animation-duration") || compStyle.getPropertyValue("-webkit-animation-duration");

			self._.daysAnimDuration = parseInt(/(\d+)s/.exec(duration)[1]);
		}
	}

	function clear(triggerChangeEvent) {
		self.input.value = "";

		if (self.altInput) self.altInput.value = "";

		if (self.mobileInput) self.mobileInput.value = "";

		self.selectedDates = [];
		self.latestSelectedDateObj = null;
		self.showTimeInput = false;

		self.redraw();

		if (triggerChangeEvent !== false)
			// triggerChangeEvent is true (default) or an Event
			triggerEvent("Change");
	}

	function close() {
		self.isOpen = false;

		if (!self.isMobile) {
			self.calendarContainer.classList.remove("open");
			self._input.classList.remove("active");
		}

		triggerEvent("Close");
	}

	function destroy(instance) {
		instance = instance || self;

		window.removeEventListener("resize", instance.debouncedResize);

		window.document.removeEventListener("click", documentClick);
		window.document.removeEventListener("touchstart", documentClick);
		window.document.removeEventListener("blur", documentClick);
		window.document.body.removeEventListener("keydown", onKeyDown);
		instance._input.removeEventListener("keydown", onKeyDown);

		if (instance.mobileInput) {
			if (instance.mobileInput.parentNode) instance.mobileInput.parentNode.removeChild(instance.mobileInput);
			instance.mobileInput = undefined;
		} else if (instance.calendarContainer && instance.calendarContainer.parentNode) instance.calendarContainer.parentNode.removeChild(instance.calendarContainer);

		if (instance.altInput) {
			instance.input.type = "text";
			if (instance.altInput.parentNode) instance.altInput.parentNode.removeChild(instance.altInput);
			instance.altInput = undefined;
		}

		if (instance.input) {
			instance.input.type = instance.input._type;
			instance.input.classList.remove("flatpickr-input");
			instance.input.removeEventListener("focus", open);
			instance.input.removeAttribute("readonly");
			instance.input.value = "";
		}

		instance.config = undefined;
		instance.input._flatpickr = undefined;
	}

	function isCalendarElem(elem) {
		if (self.config.appendTo && self.config.appendTo.contains(elem)) return true;

		return self.calendarContainer.contains(elem);
	}

	function documentClick(e) {
		if (self.isOpen && !self.config.inline) {
			var isCalendarElement = isCalendarElem(e.target);
			var isInput = e.target === self.input || e.target === self.altInput || self.element.contains(e.target) ||
			// web components
			e.path && e.path.indexOf && (~e.path.indexOf(self.input) || ~e.path.indexOf(self.altInput));

			var lostFocus = e.type === "blur" ? isInput && e.relatedTarget && !isCalendarElem(e.relatedTarget) : !isInput && !isCalendarElement;

			if (lostFocus) {
				e.preventDefault();
				self.close();

				if (self.config.mode === "range" && self.selectedDates.length === 1) {
					self.clear();
					self.redraw();
				}
			}
		}
	}

	function changeYear(newYear) {
		if (!newYear || self.currentYearElement.min && newYear < self.currentYearElement.min || self.currentYearElement.max && newYear > self.currentYearElement.max) return;

		var newYearNum = parseInt(newYear, 10),
		    isNewYear = self.currentYear !== newYearNum;

		self.currentYear = newYearNum || self.currentYear;

		if (self.config.maxDate && self.currentYear === self.config.maxDate.getFullYear()) {
			self.currentMonth = Math.min(self.config.maxDate.getMonth(), self.currentMonth);
		} else if (self.config.minDate && self.currentYear === self.config.minDate.getFullYear()) {
			self.currentMonth = Math.max(self.config.minDate.getMonth(), self.currentMonth);
		}

		if (isNewYear) {
			self.redraw();
			triggerEvent("YearChange");
		}
	}

	function isEnabled(date, timeless) {
		if (self.config.minDate && compareDates(date, self.config.minDate, timeless !== undefined ? timeless : !self.minDateHasTime) < 0 || self.config.maxDate && compareDates(date, self.config.maxDate, timeless !== undefined ? timeless : !self.maxDateHasTime) > 0) return false;

		if (!self.config.enable.length && !self.config.disable.length) return true;

		var dateToCheck = self.parseDate(date, null, true); // timeless

		var bool = self.config.enable.length > 0,
		    array = bool ? self.config.enable : self.config.disable;

		for (var i = 0, d; i < array.length; i++) {
			d = array[i];

			if (d instanceof Function && d(dateToCheck)) // disabled by function
				return bool;else if (d instanceof Date && d.getTime() === dateToCheck.getTime())
				// disabled by date
				return bool;else if (typeof d === "string" && self.parseDate(d, null, true).getTime() === dateToCheck.getTime())
				// disabled by date string
				return bool;else if ( // disabled by range
			(typeof d === "undefined" ? "undefined" : _typeof(d)) === "object" && d.from && d.to && dateToCheck >= d.from && dateToCheck <= d.to) return bool;
		}

		return !bool;
	}

	function onKeyDown(e) {
		var isInput = e.target === self._input;
		var calendarElem = isCalendarElem(e.target);
		var allowInput = self.config.allowInput;
		var allowKeydown = self.isOpen && (!allowInput || !isInput);
		var allowInlineKeydown = self.config.inline && isInput && !allowInput;

		if (e.key === "Enter" && allowInput && isInput) {
			self.setDate(self._input.value, true, e.target === self.altInput ? self.config.altFormat : self.config.dateFormat);
			return e.target.blur();
		} else if (calendarElem || allowKeydown || allowInlineKeydown) {
			var isTimeObj = self.timeContainer && self.timeContainer.contains(e.target);
			switch (e.key) {
				case "Enter":
					if (isTimeObj) updateValue();else selectDate(e);

					break;

				case "Escape":
					// escape
					e.preventDefault();
					self.close();
					break;

				case "ArrowLeft":
				case "ArrowRight":
					e.preventDefault();

					if (self.daysContainer) {
						var _delta = e.key === "ArrowRight" ? 1 : -1;

						if (!e.ctrlKey) focusOnDay(e.target.$i, _delta);else {
							changeMonth(_delta, true);
							afterDayAnim(function () {
								focusOnDay(e.target.$i, 0);
							});
						}
					} else if (self.config.enableTime && !isTimeObj) self.hourElement.focus();

					break;

				case "ArrowUp":
				case "ArrowDown":
					e.preventDefault();
					var delta = e.key === "ArrowDown" ? 1 : -1;

					if (self.daysContainer) {
						if (e.ctrlKey) {
							changeYear(self.currentYear - delta);
							focusOnDay(e.target.$i, 0);
						} else if (!isTimeObj) focusOnDay(e.target.$i, delta * 7);
					} else if (self.config.enableTime) {
						if (!isTimeObj) self.hourElement.focus();
						updateTime(e);
					}

					break;

				case "Tab":
					if (e.target === self.hourElement) {
						e.preventDefault();
						self.minuteElement.select();
					} else if (e.target === self.minuteElement && self.amPM) {
						e.preventDefault();
						self.amPM.focus();
					}

					break;

				case "a":
					if (e.target === self.amPM) {
						self.amPM.textContent = "AM";
						setHoursFromInputs();
						updateValue();
					}
					break;

				case "p":
					if (e.target === self.amPM) {
						self.amPM.textContent = "PM";
						setHoursFromInputs();
						updateValue();
					}
					break;

				default:
					break;

			}

			triggerEvent("KeyDown", e);
		}
	}

	function onMouseOver(elem) {
		if (self.selectedDates.length !== 1 || !elem.classList.contains("flatpickr-day")) return;

		var hoverDate = elem.dateObj,
		    initialDate = self.parseDate(self.selectedDates[0], null, true),
		    rangeStartDate = Math.min(hoverDate.getTime(), self.selectedDates[0].getTime()),
		    rangeEndDate = Math.max(hoverDate.getTime(), self.selectedDates[0].getTime()),
		    containsDisabled = false;

		for (var t = rangeStartDate; t < rangeEndDate; t += self.utils.duration.DAY) {
			if (!isEnabled(new Date(t))) {
				containsDisabled = true;
				break;
			}
		}

		var _loop = function _loop(timestamp, i) {
			var outOfRange = timestamp < self.minRangeDate.getTime() || timestamp > self.maxRangeDate.getTime(),
			    dayElem = self.days.childNodes[i];

			if (outOfRange) {
				self.days.childNodes[i].classList.add("notAllowed");
				["inRange", "startRange", "endRange"].forEach(function (c) {
					dayElem.classList.remove(c);
				});
				return "continue";
			} else if (containsDisabled && !outOfRange) return "continue";

			["startRange", "inRange", "endRange", "notAllowed"].forEach(function (c) {
				dayElem.classList.remove(c);
			});

			var minRangeDate = Math.max(self.minRangeDate.getTime(), rangeStartDate),
			    maxRangeDate = Math.min(self.maxRangeDate.getTime(), rangeEndDate);

			elem.classList.add(hoverDate < self.selectedDates[0] ? "startRange" : "endRange");

			if (initialDate < hoverDate && timestamp === initialDate.getTime()) dayElem.classList.add("startRange");else if (initialDate > hoverDate && timestamp === initialDate.getTime()) dayElem.classList.add("endRange");

			if (timestamp >= minRangeDate && timestamp <= maxRangeDate) dayElem.classList.add("inRange");
		};

		for (var timestamp = self.days.childNodes[0].dateObj.getTime(), i = 0; i < 42; i++, timestamp += self.utils.duration.DAY) {
			var _ret = _loop(timestamp, i);

			if (_ret === "continue") continue;
		}
	}

	function onResize() {
		if (self.isOpen && !self.config.static && !self.config.inline) positionCalendar();
	}

	function open(e) {
		if (self.isMobile) {
			if (e) {
				e.preventDefault();
				e.target.blur();
			}

			setTimeout(function () {
				self.mobileInput.click();
			}, 0);

			triggerEvent("Open");
			return;
		}

		if (self.isOpen || self._input.disabled || self.config.inline) return;

		self.isOpen = true;
		self.calendarContainer.classList.add("open");
		positionCalendar();
		self._input.classList.add("active");

		triggerEvent("Open");
	}

	function minMaxDateSetter(type) {
		return function (date) {
			var dateObj = self.config["_" + type + "Date"] = self.parseDate(date);

			var inverseDateObj = self.config["_" + (type === "min" ? "max" : "min") + "Date"];
			var isValidDate = date && dateObj instanceof Date;

			if (isValidDate) {
				self[type + "DateHasTime"] = dateObj.getHours() || dateObj.getMinutes() || dateObj.getSeconds();
			}

			if (self.selectedDates) {
				self.selectedDates = self.selectedDates.filter(function (d) {
					return isEnabled(d);
				});
				if (!self.selectedDates.length && type === "min") setHoursFromDate(dateObj);
				updateValue();
			}

			if (self.daysContainer) {
				redraw();

				if (isValidDate) self.currentYearElement[type] = dateObj.getFullYear();else self.currentYearElement.removeAttribute(type);

				self.currentYearElement.disabled = inverseDateObj && dateObj && inverseDateObj.getFullYear() === dateObj.getFullYear();
			}
		};
	}

	function parseConfig() {
		var boolOpts = ["utc", "wrap", "weekNumbers", "allowInput", "clickOpens", "time_24hr", "enableTime", "noCalendar", "altInput", "shorthandCurrentMonth", "inline", "static", "enableSeconds", "disableMobile"];

		var hooks = ["onChange", "onClose", "onDayCreate", "onKeyDown", "onMonthChange", "onOpen", "onParseConfig", "onReady", "onValueUpdate", "onYearChange"];

		self.config = Object.create(Flatpickr.defaultConfig);

		var userConfig = _extends({}, self.instanceConfig, JSON.parse(JSON.stringify(self.element.dataset || {})));

		self.config.parseDate = userConfig.parseDate;
		self.config.formatDate = userConfig.formatDate;

		_extends(self.config, userConfig);

		if (!userConfig.dateFormat && userConfig.enableTime) {
			self.config.dateFormat = self.config.noCalendar ? "H:i" + (self.config.enableSeconds ? ":S" : "") : Flatpickr.defaultConfig.dateFormat + " H:i" + (self.config.enableSeconds ? ":S" : "");
		}

		if (userConfig.altInput && userConfig.enableTime && !userConfig.altFormat) {
			self.config.altFormat = self.config.noCalendar ? "h:i" + (self.config.enableSeconds ? ":S K" : " K") : Flatpickr.defaultConfig.altFormat + (" h:i" + (self.config.enableSeconds ? ":S" : "") + " K");
		}

		Object.defineProperty(self.config, "minDate", {
			get: function get() {
				return this._minDate;
			},
			set: minMaxDateSetter("min")
		});

		Object.defineProperty(self.config, "maxDate", {
			get: function get() {
				return this._maxDate;
			},
			set: minMaxDateSetter("max")
		});

		self.config.minDate = userConfig.minDate;
		self.config.maxDate = userConfig.maxDate;

		for (var i = 0; i < boolOpts.length; i++) {
			self.config[boolOpts[i]] = self.config[boolOpts[i]] === true || self.config[boolOpts[i]] === "true";
		}for (var _i = 0; _i < hooks.length; _i++) {
			self.config[hooks[_i]] = arrayify(self.config[hooks[_i]] || []).map(bindToInstance);
		}for (var _i2 = 0; _i2 < self.config.plugins.length; _i2++) {
			var pluginConf = self.config.plugins[_i2](self) || {};
			for (var key in pluginConf) {

				if ((self.config[key] || ~hooks.indexOf(key)) instanceof Array) {
					self.config[key] = arrayify(pluginConf[key]).map(bindToInstance).concat(self.config[key]);
				} else if (typeof userConfig[key] === "undefined") self.config[key] = pluginConf[key];
			}
		}

		triggerEvent("ParseConfig");
	}

	function setupLocale() {
		if (_typeof(self.config.locale) !== "object" && typeof Flatpickr.l10ns[self.config.locale] === "undefined") console.warn("flatpickr: invalid locale " + self.config.locale);

		self.l10n = _extends(Object.create(Flatpickr.l10ns.default), _typeof(self.config.locale) === "object" ? self.config.locale : self.config.locale !== "default" ? Flatpickr.l10ns[self.config.locale] || {} : {});
	}

	function positionCalendar() {
		if (self.calendarContainer === undefined) return;

		var calendarHeight = self.calendarContainer.offsetHeight,
		    calendarWidth = self.calendarContainer.offsetWidth,
		    configPos = self.config.position,
		    input = self._input,
		    inputBounds = input.getBoundingClientRect(),
		    distanceFromBottom = window.innerHeight - inputBounds.bottom + input.offsetHeight,
		    showOnTop = configPos === "above" || configPos !== "below" && distanceFromBottom < calendarHeight && inputBounds.top > calendarHeight;

		var top = window.pageYOffset + inputBounds.top + (!showOnTop ? input.offsetHeight + 2 : -calendarHeight - 2);

		toggleClass(self.calendarContainer, "arrowTop", !showOnTop);
		toggleClass(self.calendarContainer, "arrowBottom", showOnTop);

		if (self.config.inline) return;

		var left = window.pageXOffset + inputBounds.left;
		var right = window.document.body.offsetWidth - inputBounds.right;
		var rightMost = left + calendarWidth > window.document.body.offsetWidth;

		toggleClass(self.calendarContainer, "rightMost", rightMost);

		if (self.config.static) return;

		self.calendarContainer.style.top = top + "px";

		if (!rightMost) {
			self.calendarContainer.style.left = left + "px";
			self.calendarContainer.style.right = "auto";
		} else {
			self.calendarContainer.style.left = "auto";
			self.calendarContainer.style.right = right + "px";
		}
	}

	function redraw() {
		if (self.config.noCalendar || self.isMobile) return;

		buildWeekdays();
		updateNavigationCurrentMonth();
		buildDays();
	}

	function selectDate(e) {
		e.preventDefault();
		e.stopPropagation();

		if (!e.target.classList.contains("flatpickr-day") || e.target.classList.contains("disabled") || e.target.classList.contains("notAllowed")) return;

		var selectedDate = self.latestSelectedDateObj = new Date(e.target.dateObj.getTime());

		var shouldChangeMonth = selectedDate.getMonth() !== self.currentMonth && self.config.mode !== "range";

		self.selectedDateElem = e.target;

		if (self.config.mode === "single") self.selectedDates = [selectedDate];else if (self.config.mode === "multiple") {
			var selectedIndex = isDateSelected(selectedDate);
			if (selectedIndex) self.selectedDates.splice(selectedIndex, 1);else self.selectedDates.push(selectedDate);
		} else if (self.config.mode === "range") {
			if (self.selectedDates.length === 2) self.clear();

			self.selectedDates.push(selectedDate);

			// unless selecting same date twice, sort ascendingly
			if (compareDates(selectedDate, self.selectedDates[0], true) !== 0) self.selectedDates.sort(function (a, b) {
				return a.getTime() - b.getTime();
			});
		}

		setHoursFromInputs();

		if (shouldChangeMonth) {
			var isNewYear = self.currentYear !== selectedDate.getFullYear();
			self.currentYear = selectedDate.getFullYear();
			self.currentMonth = selectedDate.getMonth();

			if (isNewYear) triggerEvent("YearChange");

			triggerEvent("MonthChange");
		}

		buildDays();

		if (self.minDateHasTime && self.config.enableTime && compareDates(selectedDate, self.config.minDate) === 0) setHoursFromDate(self.config.minDate);

		updateValue();

		if (self.config.enableTime) setTimeout(function () {
			return self.showTimeInput = true;
		}, 50);

		if (self.config.mode === "range") {
			if (self.selectedDates.length === 1) {
				onMouseOver(e.target);

				self._hidePrevMonthArrow = self._hidePrevMonthArrow || self.minRangeDate > self.days.childNodes[0].dateObj;

				self._hideNextMonthArrow = self._hideNextMonthArrow || self.maxRangeDate < new Date(self.currentYear, self.currentMonth + 1, 1);
			} else {
				updateNavigationCurrentMonth();
				self.close();
			}
		}

		triggerEvent("Change");

		// maintain focus
		if (!shouldChangeMonth) focusOnDay(e.target.$i, 0);else afterDayAnim(function () {
			return self.selectedDateElem.focus();
		});

		if (self.config.enableTime) setTimeout(function () {
			return self.hourElement.select();
		}, 451);

		if (self.config.mode === "single" && !self.config.enableTime) self.close();
	}

	function set(option, value) {
		self.config[option] = value;
		self.redraw();
		jumpToDate();
	}

	function setSelectedDate(inputDate, format) {
		if (inputDate instanceof Array) self.selectedDates = inputDate.map(function (d) {
			return self.parseDate(d, format);
		});else if (inputDate instanceof Date || !isNaN(inputDate)) self.selectedDates = [self.parseDate(inputDate, format)];else if (inputDate && inputDate.substring) {
			switch (self.config.mode) {
				case "single":
					self.selectedDates = [self.parseDate(inputDate, format)];
					break;

				case "multiple":
					self.selectedDates = inputDate.split("; ").map(function (date) {
						return self.parseDate(date, format);
					});
					break;

				case "range":
					self.selectedDates = inputDate.split(self.l10n.rangeSeparator).map(function (date) {
						return self.parseDate(date, format);
					});

					break;

				default:
					break;
			}
		}

		self.selectedDates = self.selectedDates.filter(function (d) {
			return d instanceof Date && isEnabled(d, false);
		});

		self.selectedDates.sort(function (a, b) {
			return a.getTime() - b.getTime();
		});
	}

	function setDate(date, triggerChange, format) {
		if (!date) return self.clear(triggerChange);

		setSelectedDate(date, format);

		self.showTimeInput = self.selectedDates.length > 0;
		self.latestSelectedDateObj = self.selectedDates[0];

		self.redraw();
		jumpToDate();

		setHoursFromDate();
		updateValue();

		if (triggerChange) triggerEvent("Change");
	}

	function setupDates() {
		function parseDateRules(arr) {
			for (var i = arr.length; i--;) {
				if (typeof arr[i] === "string" || +arr[i]) arr[i] = self.parseDate(arr[i], null, true);else if (arr[i] && arr[i].from && arr[i].to) {
					arr[i].from = self.parseDate(arr[i].from);
					arr[i].to = self.parseDate(arr[i].to);
				}
			}

			return arr.filter(function (x) {
				return x;
			}); // remove falsy values
		}

		self.selectedDates = [];
		self.now = new Date();

		if (self.config.disable.length) self.config.disable = parseDateRules(self.config.disable);

		if (self.config.enable.length) self.config.enable = parseDateRules(self.config.enable);

		var preloadedDate = self.config.defaultDate || self.input.value;
		if (preloadedDate) setSelectedDate(preloadedDate, self.config.dateFormat);

		var initialDate = self.selectedDates.length ? self.selectedDates[0] : self.config.minDate && self.config.minDate.getTime() > self.now ? self.config.minDate : self.config.maxDate && self.config.maxDate.getTime() < self.now ? self.config.maxDate : self.now;

		self.currentYear = initialDate.getFullYear();
		self.currentMonth = initialDate.getMonth();

		if (self.selectedDates.length) self.latestSelectedDateObj = self.selectedDates[0];

		self.minDateHasTime = self.config.minDate && (self.config.minDate.getHours() || self.config.minDate.getMinutes() || self.config.minDate.getSeconds());

		self.maxDateHasTime = self.config.maxDate && (self.config.maxDate.getHours() || self.config.maxDate.getMinutes() || self.config.maxDate.getSeconds());

		Object.defineProperty(self, "latestSelectedDateObj", {
			get: function get() {
				return self._selectedDateObj || self.selectedDates[self.selectedDates.length - 1] || null;
			},
			set: function set(date) {
				self._selectedDateObj = date;
			}
		});

		if (!self.isMobile) {
			Object.defineProperty(self, "showTimeInput", {
				get: function get() {
					return self._showTimeInput;
				},
				set: function set(bool) {
					self._showTimeInput = bool;
					if (self.calendarContainer) toggleClass(self.calendarContainer, "showTimeInput", bool);
					positionCalendar();
				}
			});
		}
	}

	function setupHelperFunctions() {
		self.utils = {
			duration: {
				DAY: 86400000
			},
			getDaysinMonth: function getDaysinMonth(month, yr) {
				month = typeof month === "undefined" ? self.currentMonth : month;

				yr = typeof yr === "undefined" ? self.currentYear : yr;

				if (month === 1 && (yr % 4 === 0 && yr % 100 !== 0 || yr % 400 === 0)) return 29;

				return self.l10n.daysInMonth[month];
			},
			monthToStr: function monthToStr(monthNumber, shorthand) {
				shorthand = typeof shorthand === "undefined" ? self.config.shorthandCurrentMonth : shorthand;

				return self.l10n.months[(shorthand ? "short" : "long") + "hand"][monthNumber];
			}
		};
	}

	/* istanbul ignore next */
	function setupFormats() {
		["D", "F", "J", "M", "W", "l"].forEach(function (f) {
			self.formats[f] = Flatpickr.prototype.formats[f].bind(self);
		});

		self.revFormat.F = Flatpickr.prototype.revFormat.F.bind(self);
		self.revFormat.M = Flatpickr.prototype.revFormat.M.bind(self);
	}

	function setupInputs() {
		self.input = self.config.wrap ? self.element.querySelector("[data-input]") : self.element;

		/* istanbul ignore next */
		if (!self.input) return console.warn("Error: invalid input element specified", self.input);
		self.input._type = self.input.type;
		self.input.type = "text";
		self.input.classList.add("flatpickr-input");
		self._input = self.input;

		if (self.config.altInput) {
			// replicate self.element
			self.altInput = createElement(self.input.nodeName, self.input.className + " " + self.config.altInputClass);
			self._input = self.altInput;
			self.altInput.placeholder = self.input.placeholder;
			self.altInput.type = "text";
			self.input.type = "hidden";

			if (!self.config.static && self.input.parentNode) self.input.parentNode.insertBefore(self.altInput, self.input.nextSibling);
		}

		if (!self.config.allowInput) self._input.setAttribute("readonly", "readonly");
	}

	function setupMobile() {
		var inputType = self.config.enableTime ? self.config.noCalendar ? "time" : "datetime-local" : "date";

		self.mobileInput = createElement("input", self.input.className + " flatpickr-mobile");
		self.mobileInput.step = "any";
		self.mobileInput.tabIndex = 1;
		self.mobileInput.type = inputType;
		self.mobileInput.disabled = self.input.disabled;
		self.mobileInput.placeholder = self.input.placeholder;

		self.mobileFormatStr = inputType === "datetime-local" ? "Y-m-d\\TH:i:S" : inputType === "date" ? "Y-m-d" : "H:i:S";

		if (self.selectedDates.length) {
			self.mobileInput.defaultValue = self.mobileInput.value = self.formatDate(self.selectedDates[0], self.mobileFormatStr);
		}

		if (self.config.minDate) self.mobileInput.min = self.formatDate(self.config.minDate, "Y-m-d");

		if (self.config.maxDate) self.mobileInput.max = self.formatDate(self.config.maxDate, "Y-m-d");

		self.input.type = "hidden";
		if (self.config.altInput) self.altInput.type = "hidden";

		try {
			self.input.parentNode.insertBefore(self.mobileInput, self.input.nextSibling);
		} catch (e) {
			//
		}

		self.mobileInput.addEventListener("change", function (e) {
			self.setDate(e.target.value, false, self.mobileFormatStr);
			triggerEvent("Change");
			triggerEvent("Close");
		});
	}

	function toggle() {
		if (self.isOpen) return self.close();
		self.open();
	}

	function triggerEvent(event, data) {
		var hooks = self.config["on" + event];

		if (hooks) {
			for (var i = 0; hooks[i] && i < hooks.length; i++) {
				hooks[i](self.selectedDates, self.input && self.input.value, self, data);
			}
		}

		if (event === "Change") {
			self.input.dispatchEvent(createEvent("change"));

			// many front-end frameworks bind to the input event
			self.input.dispatchEvent(createEvent("input"));
		}
	}

	function createEvent(name) {
		var existing = self._[name + "Event"];
		if (existing !== undefined) return existing;

		if (self._supportsEvents) return self._[name + "Event"] = new Event(name, { bubbles: true });

		self._[name + "Event"] = document.createEvent("Event");
		self._[name + "Event"].initEvent(name, true, true);
		return self._[name + "Event"];
	}

	function isDateSelected(date) {
		for (var i = 0; i < self.selectedDates.length; i++) {
			if (compareDates(self.selectedDates[i], date) === 0) return "" + i;
		}

		return false;
	}

	function isDateInRange(date) {
		if (self.config.mode !== "range" || self.selectedDates.length < 2) return false;
		return compareDates(date, self.selectedDates[0]) >= 0 && compareDates(date, self.selectedDates[1]) <= 0;
	}

	function updateNavigationCurrentMonth() {
		if (self.config.noCalendar || self.isMobile || !self.monthNav) return;

		self.currentMonthElement.textContent = self.utils.monthToStr(self.currentMonth) + " ";
		self.currentYearElement.value = self.currentYear;

		self._hidePrevMonthArrow = self.config.minDate && (self.currentYear === self.config.minDate.getFullYear() ? self.currentMonth <= self.config.minDate.getMonth() : self.currentYear < self.config.minDate.getFullYear());

		self._hideNextMonthArrow = self.config.maxDate && (self.currentYear === self.config.maxDate.getFullYear() ? self.currentMonth + 1 > self.config.maxDate.getMonth() : self.currentYear > self.config.maxDate.getFullYear());
	}

	function updateValue() {
		if (!self.selectedDates.length) return self.clear();

		if (self.isMobile) {
			self.mobileInput.value = self.selectedDates.length ? self.formatDate(self.latestSelectedDateObj, self.mobileFormatStr) : "";
		}

		var joinChar = self.config.mode !== "range" ? "; " : self.l10n.rangeSeparator;

		self.input.value = self.selectedDates.map(function (dObj) {
			return self.formatDate(dObj, self.config.dateFormat);
		}).join(joinChar);

		if (self.config.altInput) {
			self.altInput.value = self.selectedDates.map(function (dObj) {
				return self.formatDate(dObj, self.config.altFormat);
			}).join(joinChar);
		}

		triggerEvent("ValueUpdate");
	}

	function mouseDelta(e) {
		return Math.max(-1, Math.min(1, e.wheelDelta || -e.deltaY));
	}

	function onMonthNavScroll(e) {
		e.preventDefault();
		var isYear = self.currentYearElement.parentNode.contains(e.target);

		if (e.target === self.currentMonthElement || isYear) {

			var delta = mouseDelta(e);

			if (isYear) {
				changeYear(self.currentYear + delta);
				e.target.value = self.currentYear;
			} else self.changeMonth(delta, true, false);
		}
	}

	function onMonthNavClick(e) {
		if (e.target.className === "arrowUp") self.changeYear(self.currentYear + 1);else if (e.target.className === "arrowDown") self.changeYear(self.currentYear - 1);
	}

	function createElement(tag, className, content) {
		var e = window.document.createElement(tag);
		className = className || "";
		content = content || "";

		e.className = className;

		if (content) e.textContent = content;

		return e;
	}

	function arrayify(obj) {
		if (obj instanceof Array) return obj;
		return [obj];
	}

	function toggleClass(elem, className, bool) {
		if (bool) return elem.classList.add(className);
		elem.classList.remove(className);
	}

	/* istanbul ignore next */
	function debounce(func, wait, immediate) {
		var timeout = void 0;
		return function () {
			var context = this,
			    args = arguments;
			clearTimeout(timeout);
			timeout = setTimeout(function () {
				timeout = null;
				if (!immediate) func.apply(context, args);
			}, wait);
			if (immediate && !timeout) func.apply(context, args);
		};
	}

	function compareDates(date1, date2, timeless) {
		if (!(date1 instanceof Date) || !(date2 instanceof Date)) return false;

		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();
	}

	function timeWrapper(e) {
		e.preventDefault();

		var isKeyDown = e.type === "keydown",
		    isWheel = e.type === "wheel",
		    isIncrement = e.type === "increment",
		    input = e.target;

		if (self.amPM && e.target === self.amPM) return e.target.textContent = ["AM", "PM"][e.target.textContent === "AM" | 0];

		var min = Number(input.min),
		    max = Number(input.max),
		    step = Number(input.step),
		    curValue = parseInt(input.value, 10),
		    delta = e.delta || (!isKeyDown ? Math.max(-1, Math.min(1, e.wheelDelta || -e.deltaY)) || 0 : e.which === 38 ? 1 : -1);

		var newValue = curValue + step * delta;

		if (typeof input.value !== "undefined" && input.value.length === 2) {
			var isHourElem = input === self.hourElement,
			    isMinuteElem = input === self.minuteElement;

			if (newValue < min) {
				newValue = max + newValue + !isHourElem + (isHourElem && !self.amPM);

				if (isMinuteElem) incrementNumInput(null, -1, self.hourElement);
			} else if (newValue > max) {
				newValue = input === self.hourElement ? newValue - max - !self.amPM : min;

				if (isMinuteElem) incrementNumInput(null, 1, self.hourElement);
			}

			if (self.amPM && isHourElem && (step === 1 ? newValue + curValue === 23 : Math.abs(newValue - curValue) > step)) self.amPM.textContent = self.amPM.textContent === "PM" ? "AM" : "PM";

			input.value = self.pad(newValue);
		}
	}

	init();
	return self;
}

/* istanbul ignore next */
Flatpickr.defaultConfig = {
	mode: "single",

	position: "auto",

	animate: window.navigator.userAgent.indexOf("MSIE") === -1,

	/* if true, dates will be parsed, formatted, and displayed in UTC.
 preloading date strings w/ timezones is recommended but not necessary */
	utc: false,

	// wrap: see https://chmln.github.io/flatpickr/#strap
	wrap: false,

	// enables week numbers
	weekNumbers: false,

	// allow manual datetime input
	allowInput: false,

	/*
 	clicking on input opens the date(time)picker.
 	disable if you wish to open the calendar manually with .open()
 */
	clickOpens: true,

	// display time picker in 24 hour mode
	time_24hr: false,

	// enables the time picker functionality
	enableTime: false,

	// noCalendar: true will hide the calendar. use for a time picker along w/ enableTime
	noCalendar: false,

	// more date format chars at https://chmln.github.io/flatpickr/#dateformat
	dateFormat: "Y-m-d",

	// altInput - see https://chmln.github.io/flatpickr/#altinput
	altInput: false,

	// the created altInput element will have this class.
	altInputClass: "flatpickr-input form-control input",

	// same as dateFormat, but for altInput
	altFormat: "F j, Y", // defaults to e.g. June 10, 2016

	// defaultDate - either a datestring or a date object. used for datetimepicker"s initial value
	defaultDate: null,

	// the minimum date that user can pick (inclusive)
	minDate: null,

	// the maximum date that user can pick (inclusive)
	maxDate: null,

	// dateparser that transforms a given string to a date object
	parseDate: null,

	// dateformatter that transforms a given date object to a string, according to passed format
	formatDate: null,

	getWeek: function getWeek(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);
	},

	// see https://chmln.github.io/flatpickr/#disable
	enable: [],

	// see https://chmln.github.io/flatpickr/#disable
	disable: [],

	// display the short version of month names - e.g. Sep instead of September
	shorthandCurrentMonth: false,

	// displays calendar inline. see https://chmln.github.io/flatpickr/#inline-calendar
	inline: false,

	// position calendar inside wrapper and next to the input element
	// leave at false unless you know what you"re doing
	static: false,

	// DOM node to append the calendar to in *static* mode
	appendTo: null,

	// code for previous/next icons. this is where you put your custom icon code e.g. fontawesome
	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>",
	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>",

	// enables seconds in the time picker
	enableSeconds: false,

	// step size used when scrolling/incrementing the hour element
	hourIncrement: 1,

	// step size used when scrolling/incrementing the minute element
	minuteIncrement: 5,

	// initial value in the hour element
	defaultHour: 12,

	// initial value in the minute element
	defaultMinute: 0,

	// disable native mobile datetime input support
	disableMobile: false,

	// default locale
	locale: "default",

	plugins: [],

	// called every time calendar is closed
	onClose: [], // function (dateObj, dateStr) {}

	// onChange callback when user selects a date or time
	onChange: [], // function (dateObj, dateStr) {}

	// called for every day element
	onDayCreate: [],

	// called every time the month is changed
	onMonthChange: [],

	// called every time calendar is opened
	onOpen: [], // function (dateObj, dateStr) {}

	// called after the configuration has been parsed
	onParseConfig: [],

	// called after calendar is ready
	onReady: [], // function (dateObj, dateStr) {}

	// called after input value updated
	onValueUpdate: [],

	// called every time the year is changed
	onYearChange: [],

	onKeyDown: []
};

/* istanbul ignore next */
Flatpickr.l10ns = {
	en: {
		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 ordinal(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"
	}
};

Flatpickr.l10ns.default = Object.create(Flatpickr.l10ns.en);
Flatpickr.localize = function (l10n) {
	return _extends(Flatpickr.l10ns.default, l10n || {});
};
Flatpickr.setDefaults = function (config) {
	return _extends(Flatpickr.defaultConfig, config || {});
};

Flatpickr.prototype = {
	formats: {
		// get the date in UTC
		Z: function Z(date) {
			return date.toISOString();
		},

		// weekday name, short, e.g. Thu
		D: function D(date) {
			return this.l10n.weekdays.shorthand[this.formats.w(date)];
		},

		// full month name e.g. January
		F: function F(date) {
			return this.utils.monthToStr(this.formats.n(date) - 1, false);
		},

		// hours with leading zero e.g. 03
		H: function H(date) {
			return Flatpickr.prototype.pad(date.getHours());
		},

		// day (1-30) with ordinal suffix e.g. 1st, 2nd
		J: function J(date) {
			return date.getDate() + this.l10n.ordinal(date.getDate());
		},

		// AM/PM
		K: function K(date) {
			return date.getHours() > 11 ? "PM" : "AM";
		},

		// shorthand month e.g. Jan, Sep, Oct, etc
		M: function M(date) {
			return this.utils.monthToStr(date.getMonth(), true);
		},

		// seconds 00-59
		S: function S(date) {
			return Flatpickr.prototype.pad(date.getSeconds());
		},

		// unix timestamp
		U: function U(date) {
			return date.getTime() / 1000;
		},

		W: function W(date) {
			return this.config.getWeek(date);
		},

		// full year e.g. 2016
		Y: function Y(date) {
			return date.getFullYear();
		},

		// day in month, padded (01-30)
		d: function d(date) {
			return Flatpickr.prototype.pad(date.getDate());
		},

		// hour from 1-12 (am/pm)
		h: function h(date) {
			return date.getHours() % 12 ? date.getHours() % 12 : 12;
		},

		// minutes, padded with leading zero e.g. 09
		i: function i(date) {
			return Flatpickr.prototype.pad(date.getMinutes());
		},

		// day in month (1-30)
		j: function j(date) {
			return date.getDate();
		},

		// weekday name, full, e.g. Thursday
		l: function l(date) {
			return this.l10n.weekdays.longhand[date.getDay()];
		},

		// padded month number (01-12)
		m: function m(date) {
			return Flatpickr.prototype.pad(date.getMonth() + 1);
		},

		// the month number (1-12)
		n: function n(date) {
			return date.getMonth() + 1;
		},

		// seconds 0-59
		s: function s(date) {
			return date.getSeconds();
		},

		// number of the day of the week
		w: function w(date) {
			return date.getDay();
		},

		// last two digits of year e.g. 16 for 2016
		y: function y(date) {
			return String(date.getFullYear()).substring(2);
		}
	},

	formatDate: function formatDate(dateObj, frmt) {
		var _this = this;

		if (this.config.formatDate) return this.config.formatDate(dateObj, frmt);

		return frmt.split("").map(function (c, i, arr) {
			return _this.formats[c] && arr[i - 1] !== "\\" ? _this.formats[c](dateObj) : c !== "\\" ? c : "";
		}).join("");
	},


	revFormat: {
		D: function D() {},
		F: function F(dateObj, monthName) {
			dateObj.setMonth(this.l10n.months.longhand.indexOf(monthName));
		},
		H: function H(dateObj, hour) {
			dateObj.setHours(parseFloat(hour));
		},
		J: function J(dateObj, day) {
			dateObj.setDate(parseFloat(day));
		},
		K: function K(dateObj, amPM) {
			var hours = dateObj.getHours();

			if (hours !== 12) dateObj.setHours(hours % 12 + 12 * /pm/i.test(amPM));
		},
		M: function M(dateObj, shortMonth) {
			dateObj.setMonth(this.l10n.months.shorthand.indexOf(shortMonth));
		},
		S: function S(dateObj, seconds) {
			dateObj.setSeconds(seconds);
		},
		U: function U(dateObj, unixSeconds) {
			return new Date(parseFloat(unixSeconds) * 1000);
		},

		W: function W(dateObj, weekNumber) {
			weekNumber = parseInt(weekNumber);
			return new Date(dateObj.getFullYear(), 0, 2 + (weekNumber - 1) * 7, 0, 0, 0, 0, 0);
		},
		Y: function Y(dateObj, year) {
			dateObj.setFullYear(year);
		},
		Z: function Z(dateObj, ISODate) {
			return new Date(ISODate);
		},

		d: function d(dateObj, day) {
			dateObj.setDate(parseFloat(day));
		},
		h: function h(dateObj, hour) {
			dateObj.setHours(parseFloat(hour));
		},
		i: function i(dateObj, minutes) {
			dateObj.setMinutes(parseFloat(minutes));
		},
		j: function j(dateObj, day) {
			dateObj.setDate(parseFloat(day));
		},
		l: function l() {},
		m: function m(dateObj, month) {
			dateObj.setMonth(parseFloat(month) - 1);
		},
		n: function n(dateObj, month) {
			dateObj.setMonth(parseFloat(month) - 1);
		},
		s: function s(dateObj, seconds) {
			dateObj.setSeconds(parseFloat(seconds));
		},
		w: function w() {},
		y: function y(dateObj, year) {
			dateObj.setFullYear(2000 + parseFloat(year));
		}
	},

	tokenRegex: {
		D: "(\\w+)",
		F: "(\\w+)",
		H: "(\\d\\d|\\d)",
		J: "(\\d\\d|\\d)\\w+",
		K: "(\\w+)",
		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)",
		w: "(\\d\\d|\\d)",
		y: "(\\d{2})"
	},

	pad: function pad(number) {
		return ("0" + number).slice(-2);
	},

	parseDate: function parseDate(date, givenFormat, timeless) {
		if (!date) return null;

		var date_orig = date;

		if (date instanceof Date) date = new Date(date.getTime()); // create a copy

		else if (date.toFixed !== undefined) // timestamp
				date = new Date(date);else {
				// date string
				var format = givenFormat || this.config.dateFormat;
				date = String(date).trim();

				if (date === "today") {
					date = new Date();
					timeless = true;
				} else if (/Z$/.test(date) || /GMT$/.test(date)) // datestrings w/ timezone
					date = new Date(date);else if (this.config.parseDate) date = this.config.parseDate(date, format);else {
					var parsedDate = this.config.noCalendar ? new Date(new Date().setHours(0, 0, 0, 0)) : new Date(new Date().getFullYear(), 0, 1, 0, 0, 0, 0);

					var matched = void 0;

					for (var i = 0, matchIndex = 0, regexStr = ""; i < format.length; i++) {
						var token = format[i];
						var isBackSlash = token === "\\";
						var escaped = format[i - 1] === "\\" || isBackSlash;

						if (this.tokenRegex[token] && !escaped) {
							regexStr += this.tokenRegex[token];
							var match = new RegExp(regexStr).exec(date);
							if (match && (matched = true)) {
								parsedDate = this.revFormat[token](parsedDate, match[++matchIndex]) || parsedDate;
							}
						} else if (!isBackSlash) regexStr += "."; // don't really care
					}

					date = matched ? parsedDate : null;
				}
			}

		/* istanbul ignore next */
		if (!(date instanceof Date)) {
			console.warn("flatpickr: invalid date " + date_orig);
			console.info(this.element);
			return null;
		}

		if (this.config && this.config.utc && !date.fp_isUTC) date = date.fp_toUTC();

		if (timeless === true) date.setHours(0, 0, 0, 0);

		return date;
	}
};

/* istanbul ignore next */
function _flatpickr(nodeList, config) {
	var nodes = Array.prototype.slice.call(nodeList); // static list
	var instances = [];
	for (var i = 0; i < nodes.length; i++) {
		try {
			nodes[i]._flatpickr = new Flatpickr(nodes[i], config || {});
			instances.push(nodes[i]._flatpickr);
		} catch (e) {
			console.warn(e, e.stack);
		}
	}

	return instances.length === 1 ? instances[0] : instances;
}

/* istanbul ignore next */
if (typeof HTMLElement !== "undefined") {
	// browser env
	HTMLCollection.prototype.flatpickr = NodeList.prototype.flatpickr = function (config) {
		return _flatpickr(this, config);
	};

	HTMLElement.prototype.flatpickr = function (config) {
		return _flatpickr([this], config);
	};
}

/* istanbul ignore next */
function flatpickr(selector, config) {
	return _flatpickr(window.document.querySelectorAll(selector), config);
}

/* istanbul ignore next */
if (typeof jQuery !== "undefined") {
	jQuery.fn.flatpickr = function (config) {
		return _flatpickr(this, config);
	};
}

Date.prototype.fp_incr = function (days) {
	return new Date(this.getFullYear(), this.getMonth(), this.getDate() + parseInt(days, 10));
};

Date.prototype.fp_isUTC = false;
Date.prototype.fp_toUTC = function () {
	var newDate = new Date(this.getUTCFullYear(), this.getUTCMonth(), this.getUTCDate(), this.getUTCHours(), this.getUTCMinutes(), this.getUTCSeconds());

	newDate.fp_isUTC = true;
	return newDate;
};

if (typeof module !== "undefined") module.exports = Flatpickr;