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/**!
* @fileOverview Kickass library to create and place poppers near their reference elements.
* @version 1.16.1
* @license
* Copyright (c) 2016 Federico Zivolo and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global.Popper = factory());
}(this, (function () { 'use strict';
var isBrowser = typeof window !== 'undefined' && typeof document !== 'undefined' && typeof navigator !== 'undefined';
var timeoutDuration = function () {
var longerTimeoutBrowsers = ['Edge', 'Trident', 'Firefox'];
for (var i = 0; i < longerTimeoutBrowsers.length; i += 1) {
if (isBrowser && navigator.userAgent.indexOf(longerTimeoutBrowsers[i]) >= 0) {
return 1;
}
}
return 0;
}();
function microtaskDebounce(fn) {
var called = false;
return function () {
if (called) {
return;
}
called = true;
window.Promise.resolve().then(function () {
called = false;
fn();
});
};
}
function taskDebounce(fn) {
var scheduled = false;
return function () {
if (!scheduled) {
scheduled = true;
setTimeout(function () {
scheduled = false;
fn();
}, timeoutDuration);
}
};
}
var supportsMicroTasks = isBrowser && window.Promise;
/**
* Create a debounced version of a method, that's asynchronously deferred
* but called in the minimum time possible.
*
* @method
* @memberof Popper.Utils
* @argument {Function} fn
* @returns {Function}
*/
var debounce = supportsMicroTasks ? microtaskDebounce : taskDebounce;
/**
* Check if the given variable is a function
* @method
* @memberof Popper.Utils
* @argument {Any} functionToCheck - variable to check
* @returns {Boolean} answer to: is a function?
*/
function isFunction(functionToCheck) {
var getType = {};
return functionToCheck && getType.toString.call(functionToCheck) === '[object Function]';
}
/**
* Get CSS computed property of the given element
* @method
* @memberof Popper.Utils
* @argument {Eement} element
* @argument {String} property
*/
function getStyleComputedProperty(element, property) {
if (element.nodeType !== 1) {
return [];
}
// NOTE: 1 DOM access here
var window = element.ownerDocument.defaultView;
var css = window.getComputedStyle(element, null);
return property ? css[property] : css;
}
/**
* Returns the parentNode or the host of the element
* @method
* @memberof Popper.Utils
* @argument {Element} element
* @returns {Element} parent
*/
function getParentNode(element) {
if (element.nodeName === 'HTML') {
return element;
}
return element.parentNode || element.host;
}
/**
* Returns the scrolling parent of the given element
* @method
* @memberof Popper.Utils
* @argument {Element} element
* @returns {Element} scroll parent
*/
function getScrollParent(element) {
// Return body, `getScroll` will take care to get the correct `scrollTop` from it
if (!element) {
return document.body;
}
switch (element.nodeName) {
case 'HTML':
case 'BODY':
return element.ownerDocument.body;
case '#document':
return element.body;
}
// Firefox want us to check `-x` and `-y` variations as well
var _getStyleComputedProp = getStyleComputedProperty(element),
overflow = _getStyleComputedProp.overflow,
overflowX = _getStyleComputedProp.overflowX,
overflowY = _getStyleComputedProp.overflowY;
if (/(auto|scroll|overlay)/.test(overflow + overflowY + overflowX)) {
return element;
}
return getScrollParent(getParentNode(element));
}
/**
* Returns the reference node of the reference object, or the reference object itself.
* @method
* @memberof Popper.Utils
* @param {Element|Object} reference - the reference element (the popper will be relative to this)
* @returns {Element} parent
*/
function getReferenceNode(reference) {
return reference && reference.referenceNode ? reference.referenceNode : reference;
}
var isIE11 = isBrowser && !!(window.MSInputMethodContext && document.documentMode);
var isIE10 = isBrowser && /MSIE 10/.test(navigator.userAgent);
/**
* Determines if the browser is Internet Explorer
* @method
* @memberof Popper.Utils
* @param {Number} version to check
* @returns {Boolean} isIE
*/
function isIE(version) {
if (version === 11) {
return isIE11;
}
if (version === 10) {
return isIE10;
}
return isIE11 || isIE10;
}
/**
* Returns the offset parent of the given element
* @method
* @memberof Popper.Utils
* @argument {Element} element
* @returns {Element} offset parent
*/
function getOffsetParent(element) {
if (!element) {
return document.documentElement;
}
var noOffsetParent = isIE(10) ? document.body : null;
// NOTE: 1 DOM access here
var offsetParent = element.offsetParent || null;
// Skip hidden elements which don't have an offsetParent
while (offsetParent === noOffsetParent && element.nextElementSibling) {
offsetParent = (element = element.nextElementSibling).offsetParent;
}
var nodeName = offsetParent && offsetParent.nodeName;
if (!nodeName || nodeName === 'BODY' || nodeName === 'HTML') {
return element ? element.ownerDocument.documentElement : document.documentElement;
}
// .offsetParent will return the closest TH, TD or TABLE in case
// no offsetParent is present, I hate this job...
if (['TH', 'TD', 'TABLE'].indexOf(offsetParent.nodeName) !== -1 && getStyleComputedProperty(offsetParent, 'position') === 'static') {
return getOffsetParent(offsetParent);
}
return offsetParent;
}
function isOffsetContainer(element) {
var nodeName = element.nodeName;
if (nodeName === 'BODY') {
return false;
}
return nodeName === 'HTML' || getOffsetParent(element.firstElementChild) === element;
}
/**
* Finds the root node (document, shadowDOM root) of the given element
* @method
* @memberof Popper.Utils
* @argument {Element} node
* @returns {Element} root node
*/
function getRoot(node) {
if (node.parentNode !== null) {
return getRoot(node.parentNode);
}
return node;
}
/**
* Finds the offset parent common to the two provided nodes
* @method
* @memberof Popper.Utils
* @argument {Element} element1
* @argument {Element} element2
* @returns {Element} common offset parent
*/
function findCommonOffsetParent(element1, element2) {
// This check is needed to avoid errors in case one of the elements isn't defined for any reason
if (!element1 || !element1.nodeType || !element2 || !element2.nodeType) {
return document.documentElement;
}
// Here we make sure to give as "start" the element that comes first in the DOM
var order = element1.compareDocumentPosition(element2) & Node.DOCUMENT_POSITION_FOLLOWING;
var start = order ? element1 : element2;
var end = order ? element2 : element1;
// Get common ancestor container
var range = document.createRange();
range.setStart(start, 0);
range.setEnd(end, 0);
var commonAncestorContainer = range.commonAncestorContainer;
// Both nodes are inside #document
if (element1 !== commonAncestorContainer && element2 !== commonAncestorContainer || start.contains(end)) {
if (isOffsetContainer(commonAncestorContainer)) {
return commonAncestorContainer;
}
return getOffsetParent(commonAncestorContainer);
}
// one of the nodes is inside shadowDOM, find which one
var element1root = getRoot(element1);
if (element1root.host) {
return findCommonOffsetParent(element1root.host, element2);
} else {
return findCommonOffsetParent(element1, getRoot(element2).host);
}
}
/**
* Gets the scroll value of the given element in the given side (top and left)
* @method
* @memberof Popper.Utils
* @argument {Element} element
* @argument {String} side `top` or `left`
* @returns {number} amount of scrolled pixels
*/
function getScroll(element) {
var side = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'top';
var upperSide = side === 'top' ? 'scrollTop' : 'scrollLeft';
var nodeName = element.nodeName;
if (nodeName === 'BODY' || nodeName === 'HTML') {
var html = element.ownerDocument.documentElement;
var scrollingElement = element.ownerDocument.scrollingElement || html;
return scrollingElement[upperSide];
}
return element[upperSide];
}
/*
* Sum or subtract the element scroll values (left and top) from a given rect object
* @method
* @memberof Popper.Utils
* @param {Object} rect - Rect object you want to change
* @param {HTMLElement} element - The element from the function reads the scroll values
* @param {Boolean} subtract - set to true if you want to subtract the scroll values
* @return {Object} rect - The modifier rect object
*/
function includeScroll(rect, element) {
var subtract = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
var scrollTop = getScroll(element, 'top');
var scrollLeft = getScroll(element, 'left');
var modifier = subtract ? -1 : 1;
rect.top += scrollTop * modifier;
rect.bottom += scrollTop * modifier;
rect.left += scrollLeft * modifier;
rect.right += scrollLeft * modifier;
return rect;
}
/*
* Helper to detect borders of a given element
* @method
* @memberof Popper.Utils
* @param {CSSStyleDeclaration} styles
* Result of `getStyleComputedProperty` on the given element
* @param {String} axis - `x` or `y`
* @return {number} borders - The borders size of the given axis
*/
function getBordersSize(styles, axis) {
var sideA = axis === 'x' ? 'Left' : 'Top';
var sideB = sideA === 'Left' ? 'Right' : 'Bottom';
return parseFloat(styles['border' + sideA + 'Width']) + parseFloat(styles['border' + sideB + 'Width']);
}
function getSize(axis, body, html, computedStyle) {
return Math.max(body['offset' + axis], body['scroll' + axis], html['client' + axis], html['offset' + axis], html['scroll' + axis], isIE(10) ? parseInt(html['offset' + axis]) + parseInt(computedStyle['margin' + (axis === 'Height' ? 'Top' : 'Left')]) + parseInt(computedStyle['margin' + (axis === 'Height' ? 'Bottom' : 'Right')]) : 0);
}
function getWindowSizes(document) {
var body = document.body;
var html = document.documentElement;
var computedStyle = isIE(10) && getComputedStyle(html);
return {
height: getSize('Height', body, html, computedStyle),
width: getSize('Width', body, html, computedStyle)
};
}
var classCallCheck = function (instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
};
var createClass = function () {
function defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
return function (Constructor, protoProps, staticProps) {
if (protoProps) defineProperties(Constructor.prototype, protoProps);
if (staticProps) defineProperties(Constructor, staticProps);
return Constructor;
};
}();
var defineProperty = function (obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
};
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;
};
/**
* Given element offsets, generate an output similar to getBoundingClientRect
* @method
* @memberof Popper.Utils
* @argument {Object} offsets
* @returns {Object} ClientRect like output
*/
function getClientRect(offsets) {
return _extends({}, offsets, {
right: offsets.left + offsets.width,
bottom: offsets.top + offsets.height
});
}
/**
* Get bounding client rect of given element
* @method
* @memberof Popper.Utils
* @param {HTMLElement} element
* @return {Object} client rect
*/
function getBoundingClientRect(element) {
var rect = {};
// IE10 10 FIX: Please, don't ask, the element isn't
// considered in DOM in some circumstances...
// This isn't reproducible in IE10 compatibility mode of IE11
try {
if (isIE(10)) {
rect = element.getBoundingClientRect();
var scrollTop = getScroll(element, 'top');
var scrollLeft = getScroll(element, 'left');
rect.top += scrollTop;
rect.left += scrollLeft;
rect.bottom += scrollTop;
rect.right += scrollLeft;
} else {
rect = element.getBoundingClientRect();
}
} catch (e) {}
var result = {
left: rect.left,
top: rect.top,
width: rect.right - rect.left,
height: rect.bottom - rect.top
};
// subtract scrollbar size from sizes
var sizes = element.nodeName === 'HTML' ? getWindowSizes(element.ownerDocument) : {};
var width = sizes.width || element.clientWidth || result.width;
var height = sizes.height || element.clientHeight || result.height;
var horizScrollbar = element.offsetWidth - width;
var vertScrollbar = element.offsetHeight - height;
// if an hypothetical scrollbar is detected, we must be sure it's not a `border`
// we make this check conditional for performance reasons
if (horizScrollbar || vertScrollbar) {
var styles = getStyleComputedProperty(element);
horizScrollbar -= getBordersSize(styles, 'x');
vertScrollbar -= getBordersSize(styles, 'y');
result.width -= horizScrollbar;
result.height -= vertScrollbar;
}
return getClientRect(result);
}
function getOffsetRectRelativeToArbitraryNode(children, parent) {
var fixedPosition = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
var isIE10 = isIE(10);
var isHTML = parent.nodeName === 'HTML';
var childrenRect = getBoundingClientRect(children);
var parentRect = getBoundingClientRect(parent);
var scrollParent = getScrollParent(children);
var styles = getStyleComputedProperty(parent);
var borderTopWidth = parseFloat(styles.borderTopWidth);
var borderLeftWidth = parseFloat(styles.borderLeftWidth);
// In cases where the parent is fixed, we must ignore negative scroll in offset calc
if (fixedPosition && isHTML) {
parentRect.top = Math.max(parentRect.top, 0);
parentRect.left = Math.max(parentRect.left, 0);
}
var offsets = getClientRect({
top: childrenRect.top - parentRect.top - borderTopWidth,
left: childrenRect.left - parentRect.left - borderLeftWidth,
width: childrenRect.width,
height: childrenRect.height
});
offsets.marginTop = 0;
offsets.marginLeft = 0;
// Subtract margins of documentElement in case it's being used as parent
// we do this only on HTML because it's the only element that behaves
// differently when margins are applied to it. The margins are included in
// the box of the documentElement, in the other cases not.
if (!isIE10 && isHTML) {
var marginTop = parseFloat(styles.marginTop);
var marginLeft = parseFloat(styles.marginLeft);
offsets.top -= borderTopWidth - marginTop;
offsets.bottom -= borderTopWidth - marginTop;
offsets.left -= borderLeftWidth - marginLeft;
offsets.right -= borderLeftWidth - marginLeft;
// Attach marginTop and marginLeft because in some circumstances we may need them
offsets.marginTop = marginTop;
offsets.marginLeft = marginLeft;
}
if (isIE10 && !fixedPosition ? parent.contains(scrollParent) : parent === scrollParent && scrollParent.nodeName !== 'BODY') {
offsets = includeScroll(offsets, parent);
}
return offsets;
}
function getViewportOffsetRectRelativeToArtbitraryNode(element) {
var excludeScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var html = element.ownerDocument.documentElement;
var relativeOffset = getOffsetRectRelativeToArbitraryNode(element, html);
var width = Math.max(html.clientWidth, window.innerWidth || 0);
var height = Math.max(html.clientHeight, window.innerHeight || 0);
var scrollTop = !excludeScroll ? getScroll(html) : 0;
var scrollLeft = !excludeScroll ? getScroll(html, 'left') : 0;
var offset = {
top: scrollTop - relativeOffset.top + relativeOffset.marginTop,
left: scrollLeft - relativeOffset.left + relativeOffset.marginLeft,
width: width,
height: height
};
return getClientRect(offset);
}
/**
* Check if the given element is fixed or is inside a fixed parent
* @method
* @memberof Popper.Utils
* @argument {Element} element
* @argument {Element} customContainer
* @returns {Boolean} answer to "isFixed?"
*/
function isFixed(element) {
var nodeName = element.nodeName;
if (nodeName === 'BODY' || nodeName === 'HTML') {
return false;
}
if (getStyleComputedProperty(element, 'position') === 'fixed') {
return true;
}
var parentNode = getParentNode(element);
if (!parentNode) {
return false;
}
return isFixed(parentNode);
}
/**
* Finds the first parent of an element that has a transformed property defined
* @method
* @memberof Popper.Utils
* @argument {Element} element
* @returns {Element} first transformed parent or documentElement
*/
function getFixedPositionOffsetParent(element) {
// This check is needed to avoid errors in case one of the elements isn't defined for any reason
if (!element || !element.parentElement || isIE()) {
return document.documentElement;
}
var el = element.parentElement;
while (el && getStyleComputedProperty(el, 'transform') === 'none') {
el = el.parentElement;
}
return el || document.documentElement;
}
/**
* Computed the boundaries limits and return them
* @method
* @memberof Popper.Utils
* @param {HTMLElement} popper
* @param {HTMLElement} reference
* @param {number} padding
* @param {HTMLElement} boundariesElement - Element used to define the boundaries
* @param {Boolean} fixedPosition - Is in fixed position mode
* @returns {Object} Coordinates of the boundaries
*/
function getBoundaries(popper, reference, padding, boundariesElement) {
var fixedPosition = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : false;
// NOTE: 1 DOM access here
var boundaries = { top: 0, left: 0 };
var offsetParent = fixedPosition ? getFixedPositionOffsetParent(popper) : findCommonOffsetParent(popper, getReferenceNode(reference));
// Handle viewport case
if (boundariesElement === 'viewport') {
boundaries = getViewportOffsetRectRelativeToArtbitraryNode(offsetParent, fixedPosition);
} else {
// Handle other cases based on DOM element used as boundaries
var boundariesNode = void 0;
if (boundariesElement === 'scrollParent') {
boundariesNode = getScrollParent(getParentNode(reference));
if (boundariesNode.nodeName === 'BODY') {
boundariesNode = popper.ownerDocument.documentElement;
}
} else if (boundariesElement === 'window') {
boundariesNode = popper.ownerDocument.documentElement;
} else {
boundariesNode = boundariesElement;
}
var offsets = getOffsetRectRelativeToArbitraryNode(boundariesNode, offsetParent, fixedPosition);
// In case of HTML, we need a different computation
if (boundariesNode.nodeName === 'HTML' && !isFixed(offsetParent)) {
var _getWindowSizes = getWindowSizes(popper.ownerDocument),
height = _getWindowSizes.height,
width = _getWindowSizes.width;
boundaries.top += offsets.top - offsets.marginTop;
boundaries.bottom = height + offsets.top;
boundaries.left += offsets.left - offsets.marginLeft;
boundaries.right = width + offsets.left;
} else {
// for all the other DOM elements, this one is good
boundaries = offsets;
}
}
// Add paddings
padding = padding || 0;
var isPaddingNumber = typeof padding === 'number';
boundaries.left += isPaddingNumber ? padding : padding.left || 0;
boundaries.top += isPaddingNumber ? padding : padding.top || 0;
boundaries.right -= isPaddingNumber ? padding : padding.right || 0;
boundaries.bottom -= isPaddingNumber ? padding : padding.bottom || 0;
return boundaries;
}
function getArea(_ref) {
var width = _ref.width,
height = _ref.height;
return width * height;
}
/**
* Utility used to transform the `auto` placement to the placement with more
* available space.
* @method
* @memberof Popper.Utils
* @argument {Object} data - The data object generated by update method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function computeAutoPlacement(placement, refRect, popper, reference, boundariesElement) {
var padding = arguments.length > 5 && arguments[5] !== undefined ? arguments[5] : 0;
if (placement.indexOf('auto') === -1) {
return placement;
}
var boundaries = getBoundaries(popper, reference, padding, boundariesElement);
var rects = {
top: {
width: boundaries.width,
height: refRect.top - boundaries.top
},
right: {
width: boundaries.right - refRect.right,
height: boundaries.height
},
bottom: {
width: boundaries.width,
height: boundaries.bottom - refRect.bottom
},
left: {
width: refRect.left - boundaries.left,
height: boundaries.height
}
};
var sortedAreas = Object.keys(rects).map(function (key) {
return _extends({
key: key
}, rects[key], {
area: getArea(rects[key])
});
}).sort(function (a, b) {
return b.area - a.area;
});
var filteredAreas = sortedAreas.filter(function (_ref2) {
var width = _ref2.width,
height = _ref2.height;
return width >= popper.clientWidth && height >= popper.clientHeight;
});
var computedPlacement = filteredAreas.length > 0 ? filteredAreas[0].key : sortedAreas[0].key;
var variation = placement.split('-')[1];
return computedPlacement + (variation ? '-' + variation : '');
}
/**
* Get offsets to the reference element
* @method
* @memberof Popper.Utils
* @param {Object} state
* @param {Element} popper - the popper element
* @param {Element} reference - the reference element (the popper will be relative to this)
* @param {Element} fixedPosition - is in fixed position mode
* @returns {Object} An object containing the offsets which will be applied to the popper
*/
function getReferenceOffsets(state, popper, reference) {
var fixedPosition = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : null;
var commonOffsetParent = fixedPosition ? getFixedPositionOffsetParent(popper) : findCommonOffsetParent(popper, getReferenceNode(reference));
return getOffsetRectRelativeToArbitraryNode(reference, commonOffsetParent, fixedPosition);
}
/**
* Get the outer sizes of the given element (offset size + margins)
* @method
* @memberof Popper.Utils
* @argument {Element} element
* @returns {Object} object containing width and height properties
*/
function getOuterSizes(element) {
var window = element.ownerDocument.defaultView;
var styles = window.getComputedStyle(element);
var x = parseFloat(styles.marginTop || 0) + parseFloat(styles.marginBottom || 0);
var y = parseFloat(styles.marginLeft || 0) + parseFloat(styles.marginRight || 0);
var result = {
width: element.offsetWidth + y,
height: element.offsetHeight + x
};
return result;
}
/**
* Get the opposite placement of the given one
* @method
* @memberof Popper.Utils
* @argument {String} placement
* @returns {String} flipped placement
*/
function getOppositePlacement(placement) {
var hash = { left: 'right', right: 'left', bottom: 'top', top: 'bottom' };
return placement.replace(/left|right|bottom|top/g, function (matched) {
return hash[matched];
});
}
/**
* Get offsets to the popper
* @method
* @memberof Popper.Utils
* @param {Object} position - CSS position the Popper will get applied
* @param {HTMLElement} popper - the popper element
* @param {Object} referenceOffsets - the reference offsets (the popper will be relative to this)
* @param {String} placement - one of the valid placement options
* @returns {Object} popperOffsets - An object containing the offsets which will be applied to the popper
*/
function getPopperOffsets(popper, referenceOffsets, placement) {
placement = placement.split('-')[0];
// Get popper node sizes
var popperRect = getOuterSizes(popper);
// Add position, width and height to our offsets object
var popperOffsets = {
width: popperRect.width,
height: popperRect.height
};
// depending by the popper placement we have to compute its offsets slightly differently
var isHoriz = ['right', 'left'].indexOf(placement) !== -1;
var mainSide = isHoriz ? 'top' : 'left';
var secondarySide = isHoriz ? 'left' : 'top';
var measurement = isHoriz ? 'height' : 'width';
var secondaryMeasurement = !isHoriz ? 'height' : 'width';
popperOffsets[mainSide] = referenceOffsets[mainSide] + referenceOffsets[measurement] / 2 - popperRect[measurement] / 2;
if (placement === secondarySide) {
popperOffsets[secondarySide] = referenceOffsets[secondarySide] - popperRect[secondaryMeasurement];
} else {
popperOffsets[secondarySide] = referenceOffsets[getOppositePlacement(secondarySide)];
}
return popperOffsets;
}
/**
* Mimics the `find` method of Array
* @method
* @memberof Popper.Utils
* @argument {Array} arr
* @argument prop
* @argument value
* @returns index or -1
*/
function find(arr, check) {
// use native find if supported
if (Array.prototype.find) {
return arr.find(check);
}
// use `filter` to obtain the same behavior of `find`
return arr.filter(check)[0];
}
/**
* Return the index of the matching object
* @method
* @memberof Popper.Utils
* @argument {Array} arr
* @argument prop
* @argument value
* @returns index or -1
*/
function findIndex(arr, prop, value) {
// use native findIndex if supported
if (Array.prototype.findIndex) {
return arr.findIndex(function (cur) {
return cur[prop] === value;
});
}
// use `find` + `indexOf` if `findIndex` isn't supported
var match = find(arr, function (obj) {
return obj[prop] === value;
});
return arr.indexOf(match);
}
/**
* Loop trough the list of modifiers and run them in order,
* each of them will then edit the data object.
* @method
* @memberof Popper.Utils
* @param {dataObject} data
* @param {Array} modifiers
* @param {String} ends - Optional modifier name used as stopper
* @returns {dataObject}
*/
function runModifiers(modifiers, data, ends) {
var modifiersToRun = ends === undefined ? modifiers : modifiers.slice(0, findIndex(modifiers, 'name', ends));
modifiersToRun.forEach(function (modifier) {
if (modifier['function']) {
// eslint-disable-line dot-notation
console.warn('`modifier.function` is deprecated, use `modifier.fn`!');
}
var fn = modifier['function'] || modifier.fn; // eslint-disable-line dot-notation
if (modifier.enabled && isFunction(fn)) {
// Add properties to offsets to make them a complete clientRect object
// we do this before each modifier to make sure the previous one doesn't
// mess with these values
data.offsets.popper = getClientRect(data.offsets.popper);
data.offsets.reference = getClientRect(data.offsets.reference);
data = fn(data, modifier);
}
});
return data;
}
/**
* Updates the position of the popper, computing the new offsets and applying
* the new style.
* Prefer `scheduleUpdate` over `update` because of performance reasons.
* @method
* @memberof Popper
*/
function update() {
// if popper is destroyed, don't perform any further update
if (this.state.isDestroyed) {
return;
}
var data = {
instance: this,
styles: {},
arrowStyles: {},
attributes: {},
flipped: false,
offsets: {}
};
// compute reference element offsets
data.offsets.reference = getReferenceOffsets(this.state, this.popper, this.reference, this.options.positionFixed);
// compute auto placement, store placement inside the data object,
// modifiers will be able to edit `placement` if needed
// and refer to originalPlacement to know the original value
data.placement = computeAutoPlacement(this.options.placement, data.offsets.reference, this.popper, this.reference, this.options.modifiers.flip.boundariesElement, this.options.modifiers.flip.padding);
// store the computed placement inside `originalPlacement`
data.originalPlacement = data.placement;
data.positionFixed = this.options.positionFixed;
// compute the popper offsets
data.offsets.popper = getPopperOffsets(this.popper, data.offsets.reference, data.placement);
data.offsets.popper.position = this.options.positionFixed ? 'fixed' : 'absolute';
// run the modifiers
data = runModifiers(this.modifiers, data);
// the first `update` will call `onCreate` callback
// the other ones will call `onUpdate` callback
if (!this.state.isCreated) {
this.state.isCreated = true;
this.options.onCreate(data);
} else {
this.options.onUpdate(data);
}
}
/**
* Helper used to know if the given modifier is enabled.
* @method
* @memberof Popper.Utils
* @returns {Boolean}
*/
function isModifierEnabled(modifiers, modifierName) {
return modifiers.some(function (_ref) {
var name = _ref.name,
enabled = _ref.enabled;
return enabled && name === modifierName;
});
}
/**
* Get the prefixed supported property name
* @method
* @memberof Popper.Utils
* @argument {String} property (camelCase)
* @returns {String} prefixed property (camelCase or PascalCase, depending on the vendor prefix)
*/
function getSupportedPropertyName(property) {
var prefixes = [false, 'ms', 'Webkit', 'Moz', 'O'];
var upperProp = property.charAt(0).toUpperCase() + property.slice(1);
for (var i = 0; i < prefixes.length; i++) {
var prefix = prefixes[i];
var toCheck = prefix ? '' + prefix + upperProp : property;
if (typeof document.body.style[toCheck] !== 'undefined') {
return toCheck;
}
}
return null;
}
/**
* Destroys the popper.
* @method
* @memberof Popper
*/
function destroy() {
this.state.isDestroyed = true;
// touch DOM only if `applyStyle` modifier is enabled
if (isModifierEnabled(this.modifiers, 'applyStyle')) {
this.popper.removeAttribute('x-placement');
this.popper.style.position = '';
this.popper.style.top = '';
this.popper.style.left = '';
this.popper.style.right = '';
this.popper.style.bottom = '';
this.popper.style.willChange = '';
this.popper.style[getSupportedPropertyName('transform')] = '';
}
this.disableEventListeners();
// remove the popper if user explicitly asked for the deletion on destroy
// do not use `remove` because IE11 doesn't support it
if (this.options.removeOnDestroy) {
this.popper.parentNode.removeChild(this.popper);
}
return this;
}
/**
* Get the window associated with the element
* @argument {Element} element
* @returns {Window}
*/
function getWindow(element) {
var ownerDocument = element.ownerDocument;
return ownerDocument ? ownerDocument.defaultView : window;
}
function attachToScrollParents(scrollParent, event, callback, scrollParents) {
var isBody = scrollParent.nodeName === 'BODY';
var target = isBody ? scrollParent.ownerDocument.defaultView : scrollParent;
target.addEventListener(event, callback, { passive: true });
if (!isBody) {
attachToScrollParents(getScrollParent(target.parentNode), event, callback, scrollParents);
}
scrollParents.push(target);
}
/**
* Setup needed event listeners used to update the popper position
* @method
* @memberof Popper.Utils
* @private
*/
function setupEventListeners(reference, options, state, updateBound) {
// Resize event listener on window
state.updateBound = updateBound;
getWindow(reference).addEventListener('resize', state.updateBound, { passive: true });
// Scroll event listener on scroll parents
var scrollElement = getScrollParent(reference);
attachToScrollParents(scrollElement, 'scroll', state.updateBound, state.scrollParents);
state.scrollElement = scrollElement;
state.eventsEnabled = true;
return state;
}
/**
* It will add resize/scroll events and start recalculating
* position of the popper element when they are triggered.
* @method
* @memberof Popper
*/
function enableEventListeners() {
if (!this.state.eventsEnabled) {
this.state = setupEventListeners(this.reference, this.options, this.state, this.scheduleUpdate);
}
}
/**
* Remove event listeners used to update the popper position
* @method
* @memberof Popper.Utils
* @private
*/
function removeEventListeners(reference, state) {
// Remove resize event listener on window
getWindow(reference).removeEventListener('resize', state.updateBound);
// Remove scroll event listener on scroll parents
state.scrollParents.forEach(function (target) {
target.removeEventListener('scroll', state.updateBound);
});
// Reset state
state.updateBound = null;
state.scrollParents = [];
state.scrollElement = null;
state.eventsEnabled = false;
return state;
}
/**
* It will remove resize/scroll events and won't recalculate popper position
* when they are triggered. It also won't trigger `onUpdate` callback anymore,
* unless you call `update` method manually.
* @method
* @memberof Popper
*/
function disableEventListeners() {
if (this.state.eventsEnabled) {
cancelAnimationFrame(this.scheduleUpdate);
this.state = removeEventListeners(this.reference, this.state);
}
}
/**
* Tells if a given input is a number
* @method
* @memberof Popper.Utils
* @param {*} input to check
* @return {Boolean}
*/
function isNumeric(n) {
return n !== '' && !isNaN(parseFloat(n)) && isFinite(n);
}
/**
* Set the style to the given popper
* @method
* @memberof Popper.Utils
* @argument {Element} element - Element to apply the style to
* @argument {Object} styles
* Object with a list of properties and values which will be applied to the element
*/
function setStyles(element, styles) {
Object.keys(styles).forEach(function (prop) {
var unit = '';
// add unit if the value is numeric and is one of the following
if (['width', 'height', 'top', 'right', 'bottom', 'left'].indexOf(prop) !== -1 && isNumeric(styles[prop])) {
unit = 'px';
}
element.style[prop] = styles[prop] + unit;
});
}
/**
* Set the attributes to the given popper
* @method
* @memberof Popper.Utils
* @argument {Element} element - Element to apply the attributes to
* @argument {Object} styles
* Object with a list of properties and values which will be applied to the element
*/
function setAttributes(element, attributes) {
Object.keys(attributes).forEach(function (prop) {
var value = attributes[prop];
if (value !== false) {
element.setAttribute(prop, attributes[prop]);
} else {
element.removeAttribute(prop);
}
});
}
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by `update` method
* @argument {Object} data.styles - List of style properties - values to apply to popper element
* @argument {Object} data.attributes - List of attribute properties - values to apply to popper element
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The same data object
*/
function applyStyle(data) {
// any property present in `data.styles` will be applied to the popper,
// in this way we can make the 3rd party modifiers add custom styles to it
// Be aware, modifiers could override the properties defined in the previous
// lines of this modifier!
setStyles(data.instance.popper, data.styles);
// any property present in `data.attributes` will be applied to the popper,
// they will be set as HTML attributes of the element
setAttributes(data.instance.popper, data.attributes);
// if arrowElement is defined and arrowStyles has some properties
if (data.arrowElement && Object.keys(data.arrowStyles).length) {
setStyles(data.arrowElement, data.arrowStyles);
}
return data;
}
/**
* Set the x-placement attribute before everything else because it could be used
* to add margins to the popper margins needs to be calculated to get the
* correct popper offsets.
* @method
* @memberof Popper.modifiers
* @param {HTMLElement} reference - The reference element used to position the popper
* @param {HTMLElement} popper - The HTML element used as popper
* @param {Object} options - Popper.js options
*/
function applyStyleOnLoad(reference, popper, options, modifierOptions, state) {
// compute reference element offsets
var referenceOffsets = getReferenceOffsets(state, popper, reference, options.positionFixed);
// compute auto placement, store placement inside the data object,
// modifiers will be able to edit `placement` if needed
// and refer to originalPlacement to know the original value
var placement = computeAutoPlacement(options.placement, referenceOffsets, popper, reference, options.modifiers.flip.boundariesElement, options.modifiers.flip.padding);
popper.setAttribute('x-placement', placement);
// Apply `position` to popper before anything else because
// without the position applied we can't guarantee correct computations
setStyles(popper, { position: options.positionFixed ? 'fixed' : 'absolute' });
return options;
}
/**
* @function
* @memberof Popper.Utils
* @argument {Object} data - The data object generated by `update` method
* @argument {Boolean} shouldRound - If the offsets should be rounded at all
* @returns {Object} The popper's position offsets rounded
*
* The tale of pixel-perfect positioning. It's still not 100% perfect, but as
* good as it can be within reason.
* Discussion here: https://github.com/FezVrasta/popper.js/pull/715
*
* Low DPI screens cause a popper to be blurry if not using full pixels (Safari
* as well on High DPI screens).
*
* Firefox prefers no rounding for positioning and does not have blurriness on
* high DPI screens.
*
* Only horizontal placement and left/right values need to be considered.
*/
function getRoundedOffsets(data, shouldRound) {
var _data$offsets = data.offsets,
popper = _data$offsets.popper,
reference = _data$offsets.reference;
var round = Math.round,
floor = Math.floor;
var noRound = function noRound(v) {
return v;
};
var referenceWidth = round(reference.width);
var popperWidth = round(popper.width);
var isVertical = ['left', 'right'].indexOf(data.placement) !== -1;
var isVariation = data.placement.indexOf('-') !== -1;
var sameWidthParity = referenceWidth % 2 === popperWidth % 2;
var bothOddWidth = referenceWidth % 2 === 1 && popperWidth % 2 === 1;
var horizontalToInteger = !shouldRound ? noRound : isVertical || isVariation || sameWidthParity ? round : floor;
var verticalToInteger = !shouldRound ? noRound : round;
return {
left: horizontalToInteger(bothOddWidth && !isVariation && shouldRound ? popper.left - 1 : popper.left),
top: verticalToInteger(popper.top),
bottom: verticalToInteger(popper.bottom),
right: horizontalToInteger(popper.right)
};
}
var isFirefox = isBrowser && /Firefox/i.test(navigator.userAgent);
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by `update` method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function computeStyle(data, options) {
var x = options.x,
y = options.y;
var popper = data.offsets.popper;
// Remove this legacy support in Popper.js v2
var legacyGpuAccelerationOption = find(data.instance.modifiers, function (modifier) {
return modifier.name === 'applyStyle';
}).gpuAcceleration;
if (legacyGpuAccelerationOption !== undefined) {
console.warn('WARNING: `gpuAcceleration` option moved to `computeStyle` modifier and will not be supported in future versions of Popper.js!');
}
var gpuAcceleration = legacyGpuAccelerationOption !== undefined ? legacyGpuAccelerationOption : options.gpuAcceleration;
var offsetParent = getOffsetParent(data.instance.popper);
var offsetParentRect = getBoundingClientRect(offsetParent);
// Styles
var styles = {
position: popper.position
};
var offsets = getRoundedOffsets(data, window.devicePixelRatio < 2 || !isFirefox);
var sideA = x === 'bottom' ? 'top' : 'bottom';
var sideB = y === 'right' ? 'left' : 'right';
// if gpuAcceleration is set to `true` and transform is supported,
// we use `translate3d` to apply the position to the popper we
// automatically use the supported prefixed version if needed
var prefixedProperty = getSupportedPropertyName('transform');
// now, let's make a step back and look at this code closely (wtf?)
// If the content of the popper grows once it's been positioned, it
// may happen that the popper gets misplaced because of the new content
// overflowing its reference element
// To avoid this problem, we provide two options (x and y), which allow
// the consumer to define the offset origin.
// If we position a popper on top of a reference element, we can set
// `x` to `top` to make the popper grow towards its top instead of
// its bottom.
var left = void 0,
top = void 0;
if (sideA === 'bottom') {
// when offsetParent is the positioning is relative to the bottom of the screen (excluding the scrollbar)
// and not the bottom of the html element
if (offsetParent.nodeName === 'HTML') {
top = -offsetParent.clientHeight + offsets.bottom;
} else {
top = -offsetParentRect.height + offsets.bottom;
}
} else {
top = offsets.top;
}
if (sideB === 'right') {
if (offsetParent.nodeName === 'HTML') {
left = -offsetParent.clientWidth + offsets.right;
} else {
left = -offsetParentRect.width + offsets.right;
}
} else {
left = offsets.left;
}
if (gpuAcceleration && prefixedProperty) {
styles[prefixedProperty] = 'translate3d(' + left + 'px, ' + top + 'px, 0)';
styles[sideA] = 0;
styles[sideB] = 0;
styles.willChange = 'transform';
} else {
// othwerise, we use the standard `top`, `left`, `bottom` and `right` properties
var invertTop = sideA === 'bottom' ? -1 : 1;
var invertLeft = sideB === 'right' ? -1 : 1;
styles[sideA] = top * invertTop;
styles[sideB] = left * invertLeft;
styles.willChange = sideA + ', ' + sideB;
}
// Attributes
var attributes = {
'x-placement': data.placement
};
// Update `data` attributes, styles and arrowStyles
data.attributes = _extends({}, attributes, data.attributes);
data.styles = _extends({}, styles, data.styles);
data.arrowStyles = _extends({}, data.offsets.arrow, data.arrowStyles);
return data;
}
/**
* Helper used to know if the given modifier depends from another one.
* It checks if the needed modifier is listed and enabled.
* @method
* @memberof Popper.Utils
* @param {Array} modifiers - list of modifiers
* @param {String} requestingName - name of requesting modifier
* @param {String} requestedName - name of requested modifier
* @returns {Boolean}
*/
function isModifierRequired(modifiers, requestingName, requestedName) {
var requesting = find(modifiers, function (_ref) {
var name = _ref.name;
return name === requestingName;
});
var isRequired = !!requesting && modifiers.some(function (modifier) {
return modifier.name === requestedName && modifier.enabled && modifier.order < requesting.order;
});
if (!isRequired) {
var _requesting = '`' + requestingName + '`';
var requested = '`' + requestedName + '`';
console.warn(requested + ' modifier is required by ' + _requesting + ' modifier in order to work, be sure to include it before ' + _requesting + '!');
}
return isRequired;
}
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by update method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function arrow(data, options) {
var _data$offsets$arrow;
// arrow depends on keepTogether in order to work
if (!isModifierRequired(data.instance.modifiers, 'arrow', 'keepTogether')) {
return data;
}
var arrowElement = options.element;
// if arrowElement is a string, suppose it's a CSS selector
if (typeof arrowElement === 'string') {
arrowElement = data.instance.popper.querySelector(arrowElement);
// if arrowElement is not found, don't run the modifier
if (!arrowElement) {
return data;
}
} else {
// if the arrowElement isn't a query selector we must check that the
// provided DOM node is child of its popper node
if (!data.instance.popper.contains(arrowElement)) {
console.warn('WARNING: `arrow.element` must be child of its popper element!');
return data;
}
}
var placement = data.placement.split('-')[0];
var _data$offsets = data.offsets,
popper = _data$offsets.popper,
reference = _data$offsets.reference;
var isVertical = ['left', 'right'].indexOf(placement) !== -1;
var len = isVertical ? 'height' : 'width';
var sideCapitalized = isVertical ? 'Top' : 'Left';
var side = sideCapitalized.toLowerCase();
var altSide = isVertical ? 'left' : 'top';
var opSide = isVertical ? 'bottom' : 'right';
var arrowElementSize = getOuterSizes(arrowElement)[len];
//
// extends keepTogether behavior making sure the popper and its
// reference have enough pixels in conjunction
//
// top/left side
if (reference[opSide] - arrowElementSize < popper[side]) {
data.offsets.popper[side] -= popper[side] - (reference[opSide] - arrowElementSize);
}
// bottom/right side
if (reference[side] + arrowElementSize > popper[opSide]) {
data.offsets.popper[side] += reference[side] + arrowElementSize - popper[opSide];
}
data.offsets.popper = getClientRect(data.offsets.popper);
// compute center of the popper
var center = reference[side] + reference[len] / 2 - arrowElementSize / 2;
// Compute the sideValue using the updated popper offsets
// take popper margin in account because we don't have this info available
var css = getStyleComputedProperty(data.instance.popper);
var popperMarginSide = parseFloat(css['margin' + sideCapitalized]);
var popperBorderSide = parseFloat(css['border' + sideCapitalized + 'Width']);
var sideValue = center - data.offsets.popper[side] - popperMarginSide - popperBorderSide;
// prevent arrowElement from being placed not contiguously to its popper
sideValue = Math.max(Math.min(popper[len] - arrowElementSize, sideValue), 0);
data.arrowElement = arrowElement;
data.offsets.arrow = (_data$offsets$arrow = {}, defineProperty(_data$offsets$arrow, side, Math.round(sideValue)), defineProperty(_data$offsets$arrow, altSide, ''), _data$offsets$arrow);
return data;
}
/**
* Get the opposite placement variation of the given one
* @method
* @memberof Popper.Utils
* @argument {String} placement variation
* @returns {String} flipped placement variation
*/
function getOppositeVariation(variation) {
if (variation === 'end') {
return 'start';
} else if (variation === 'start') {
return 'end';
}
return variation;
}
/**
* List of accepted placements to use as values of the `placement` option.
* Valid placements are:
* - `auto`
* - `top`
* - `right`
* - `bottom`
* - `left`
*
* Each placement can have a variation from this list:
* - `-start`
* - `-end`
*
* Variations are interpreted easily if you think of them as the left to right
* written languages. Horizontally (`top` and `bottom`), `start` is left and `end`
* is right.
* Vertically (`left` and `right`), `start` is top and `end` is bottom.
*
* Some valid examples are:
* - `top-end` (on top of reference, right aligned)
* - `right-start` (on right of reference, top aligned)
* - `bottom` (on bottom, centered)
* - `auto-end` (on the side with more space available, alignment depends by placement)
*
* @static
* @type {Array}
* @enum {String}
* @readonly
* @method placements
* @memberof Popper
*/
var placements = ['auto-start', 'auto', 'auto-end', 'top-start', 'top', 'top-end', 'right-start', 'right', 'right-end', 'bottom-end', 'bottom', 'bottom-start', 'left-end', 'left', 'left-start'];
// Get rid of `auto` `auto-start` and `auto-end`
var validPlacements = placements.slice(3);
/**
* Given an initial placement, returns all the subsequent placements
* clockwise (or counter-clockwise).
*
* @method
* @memberof Popper.Utils
* @argument {String} placement - A valid placement (it accepts variations)
* @argument {Boolean} counter - Set to true to walk the placements counterclockwise
* @returns {Array} placements including their variations
*/
function clockwise(placement) {
var counter = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
var index = validPlacements.indexOf(placement);
var arr = validPlacements.slice(index + 1).concat(validPlacements.slice(0, index));
return counter ? arr.reverse() : arr;
}
var BEHAVIORS = {
FLIP: 'flip',
CLOCKWISE: 'clockwise',
COUNTERCLOCKWISE: 'counterclockwise'
};
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by update method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function flip(data, options) {
// if `inner` modifier is enabled, we can't use the `flip` modifier
if (isModifierEnabled(data.instance.modifiers, 'inner')) {
return data;
}
if (data.flipped && data.placement === data.originalPlacement) {
// seems like flip is trying to loop, probably there's not enough space on any of the flippable sides
return data;
}
var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, options.boundariesElement, data.positionFixed);
var placement = data.placement.split('-')[0];
var placementOpposite = getOppositePlacement(placement);
var variation = data.placement.split('-')[1] || '';
var flipOrder = [];
switch (options.behavior) {
case BEHAVIORS.FLIP:
flipOrder = [placement, placementOpposite];
break;
case BEHAVIORS.CLOCKWISE:
flipOrder = clockwise(placement);
break;
case BEHAVIORS.COUNTERCLOCKWISE:
flipOrder = clockwise(placement, true);
break;
default:
flipOrder = options.behavior;
}
flipOrder.forEach(function (step, index) {
if (placement !== step || flipOrder.length === index + 1) {
return data;
}
placement = data.placement.split('-')[0];
placementOpposite = getOppositePlacement(placement);
var popperOffsets = data.offsets.popper;
var refOffsets = data.offsets.reference;
// using floor because the reference offsets may contain decimals we are not going to consider here
var floor = Math.floor;
var overlapsRef = placement === 'left' && floor(popperOffsets.right) > floor(refOffsets.left) || placement === 'right' && floor(popperOffsets.left) < floor(refOffsets.right) || placement === 'top' && floor(popperOffsets.bottom) > floor(refOffsets.top) || placement === 'bottom' && floor(popperOffsets.top) < floor(refOffsets.bottom);
var overflowsLeft = floor(popperOffsets.left) < floor(boundaries.left);
var overflowsRight = floor(popperOffsets.right) > floor(boundaries.right);
var overflowsTop = floor(popperOffsets.top) < floor(boundaries.top);
var overflowsBottom = floor(popperOffsets.bottom) > floor(boundaries.bottom);
var overflowsBoundaries = placement === 'left' && overflowsLeft || placement === 'right' && overflowsRight || placement === 'top' && overflowsTop || placement === 'bottom' && overflowsBottom;
// flip the variation if required
var isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
// flips variation if reference element overflows boundaries
var flippedVariationByRef = !!options.flipVariations && (isVertical && variation === 'start' && overflowsLeft || isVertical && variation === 'end' && overflowsRight || !isVertical && variation === 'start' && overflowsTop || !isVertical && variation === 'end' && overflowsBottom);
// flips variation if popper content overflows boundaries
var flippedVariationByContent = !!options.flipVariationsByContent && (isVertical && variation === 'start' && overflowsRight || isVertical && variation === 'end' && overflowsLeft || !isVertical && variation === 'start' && overflowsBottom || !isVertical && variation === 'end' && overflowsTop);
var flippedVariation = flippedVariationByRef || flippedVariationByContent;
if (overlapsRef || overflowsBoundaries || flippedVariation) {
// this boolean to detect any flip loop
data.flipped = true;
if (overlapsRef || overflowsBoundaries) {
placement = flipOrder[index + 1];
}
if (flippedVariation) {
variation = getOppositeVariation(variation);
}
data.placement = placement + (variation ? '-' + variation : '');
// this object contains `position`, we want to preserve it along with
// any additional property we may add in the future
data.offsets.popper = _extends({}, data.offsets.popper, getPopperOffsets(data.instance.popper, data.offsets.reference, data.placement));
data = runModifiers(data.instance.modifiers, data, 'flip');
}
});
return data;
}
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by update method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function keepTogether(data) {
var _data$offsets = data.offsets,
popper = _data$offsets.popper,
reference = _data$offsets.reference;
var placement = data.placement.split('-')[0];
var floor = Math.floor;
var isVertical = ['top', 'bottom'].indexOf(placement) !== -1;
var side = isVertical ? 'right' : 'bottom';
var opSide = isVertical ? 'left' : 'top';
var measurement = isVertical ? 'width' : 'height';
if (popper[side] < floor(reference[opSide])) {
data.offsets.popper[opSide] = floor(reference[opSide]) - popper[measurement];
}
if (popper[opSide] > floor(reference[side])) {
data.offsets.popper[opSide] = floor(reference[side]);
}
return data;
}
/**
* Converts a string containing value + unit into a px value number
* @function
* @memberof {modifiers~offset}
* @private
* @argument {String} str - Value + unit string
* @argument {String} measurement - `height` or `width`
* @argument {Object} popperOffsets
* @argument {Object} referenceOffsets
* @returns {Number|String}
* Value in pixels, or original string if no values were extracted
*/
function toValue(str, measurement, popperOffsets, referenceOffsets) {
// separate value from unit
var split = str.match(/((?:\-|\+)?\d*\.?\d*)(.*)/);
var value = +split[1];
var unit = split[2];
// If it's not a number it's an operator, I guess
if (!value) {
return str;
}
if (unit.indexOf('%') === 0) {
var element = void 0;
switch (unit) {
case '%p':
element = popperOffsets;
break;
case '%':
case '%r':
default:
element = referenceOffsets;
}
var rect = getClientRect(element);
return rect[measurement] / 100 * value;
} else if (unit === 'vh' || unit === 'vw') {
// if is a vh or vw, we calculate the size based on the viewport
var size = void 0;
if (unit === 'vh') {
size = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
} else {
size = Math.max(document.documentElement.clientWidth, window.innerWidth || 0);
}
return size / 100 * value;
} else {
// if is an explicit pixel unit, we get rid of the unit and keep the value
// if is an implicit unit, it's px, and we return just the value
return value;
}
}
/**
* Parse an `offset` string to extrapolate `x` and `y` numeric offsets.
* @function
* @memberof {modifiers~offset}
* @private
* @argument {String} offset
* @argument {Object} popperOffsets
* @argument {Object} referenceOffsets
* @argument {String} basePlacement
* @returns {Array} a two cells array with x and y offsets in numbers
*/
function parseOffset(offset, popperOffsets, referenceOffsets, basePlacement) {
var offsets = [0, 0];
// Use height if placement is left or right and index is 0 otherwise use width
// in this way the first offset will use an axis and the second one
// will use the other one
var useHeight = ['right', 'left'].indexOf(basePlacement) !== -1;
// Split the offset string to obtain a list of values and operands
// The regex addresses values with the plus or minus sign in front (+10, -20, etc)
var fragments = offset.split(/(\+|\-)/).map(function (frag) {
return frag.trim();
});
// Detect if the offset string contains a pair of values or a single one
// they could be separated by comma or space
var divider = fragments.indexOf(find(fragments, function (frag) {
return frag.search(/,|\s/) !== -1;
}));
if (fragments[divider] && fragments[divider].indexOf(',') === -1) {
console.warn('Offsets separated by white space(s) are deprecated, use a comma (,) instead.');
}
// If divider is found, we divide the list of values and operands to divide
// them by ofset X and Y.
var splitRegex = /\s*,\s*|\s+/;
var ops = divider !== -1 ? [fragments.slice(0, divider).concat([fragments[divider].split(splitRegex)[0]]), [fragments[divider].split(splitRegex)[1]].concat(fragments.slice(divider + 1))] : [fragments];
// Convert the values with units to absolute pixels to allow our computations
ops = ops.map(function (op, index) {
// Most of the units rely on the orientation of the popper
var measurement = (index === 1 ? !useHeight : useHeight) ? 'height' : 'width';
var mergeWithPrevious = false;
return op
// This aggregates any `+` or `-` sign that aren't considered operators
// e.g.: 10 + +5 => [10, +, +5]
.reduce(function (a, b) {
if (a[a.length - 1] === '' && ['+', '-'].indexOf(b) !== -1) {
a[a.length - 1] = b;
mergeWithPrevious = true;
return a;
} else if (mergeWithPrevious) {
a[a.length - 1] += b;
mergeWithPrevious = false;
return a;
} else {
return a.concat(b);
}
}, [])
// Here we convert the string values into number values (in px)
.map(function (str) {
return toValue(str, measurement, popperOffsets, referenceOffsets);
});
});
// Loop trough the offsets arrays and execute the operations
ops.forEach(function (op, index) {
op.forEach(function (frag, index2) {
if (isNumeric(frag)) {
offsets[index] += frag * (op[index2 - 1] === '-' ? -1 : 1);
}
});
});
return offsets;
}
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by update method
* @argument {Object} options - Modifiers configuration and options
* @argument {Number|String} options.offset=0
* The offset value as described in the modifier description
* @returns {Object} The data object, properly modified
*/
function offset(data, _ref) {
var offset = _ref.offset;
var placement = data.placement,
_data$offsets = data.offsets,
popper = _data$offsets.popper,
reference = _data$offsets.reference;
var basePlacement = placement.split('-')[0];
var offsets = void 0;
if (isNumeric(+offset)) {
offsets = [+offset, 0];
} else {
offsets = parseOffset(offset, popper, reference, basePlacement);
}
if (basePlacement === 'left') {
popper.top += offsets[0];
popper.left -= offsets[1];
} else if (basePlacement === 'right') {
popper.top += offsets[0];
popper.left += offsets[1];
} else if (basePlacement === 'top') {
popper.left += offsets[0];
popper.top -= offsets[1];
} else if (basePlacement === 'bottom') {
popper.left += offsets[0];
popper.top += offsets[1];
}
data.popper = popper;
return data;
}
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by `update` method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function preventOverflow(data, options) {
var boundariesElement = options.boundariesElement || getOffsetParent(data.instance.popper);
// If offsetParent is the reference element, we really want to
// go one step up and use the next offsetParent as reference to
// avoid to make this modifier completely useless and look like broken
if (data.instance.reference === boundariesElement) {
boundariesElement = getOffsetParent(boundariesElement);
}
// NOTE: DOM access here
// resets the popper's position so that the document size can be calculated excluding
// the size of the popper element itself
var transformProp = getSupportedPropertyName('transform');
var popperStyles = data.instance.popper.style; // assignment to help minification
var top = popperStyles.top,
left = popperStyles.left,
transform = popperStyles[transformProp];
popperStyles.top = '';
popperStyles.left = '';
popperStyles[transformProp] = '';
var boundaries = getBoundaries(data.instance.popper, data.instance.reference, options.padding, boundariesElement, data.positionFixed);
// NOTE: DOM access here
// restores the original style properties after the offsets have been computed
popperStyles.top = top;
popperStyles.left = left;
popperStyles[transformProp] = transform;
options.boundaries = boundaries;
var order = options.priority;
var popper = data.offsets.popper;
var check = {
primary: function primary(placement) {
var value = popper[placement];
if (popper[placement] < boundaries[placement] && !options.escapeWithReference) {
value = Math.max(popper[placement], boundaries[placement]);
}
return defineProperty({}, placement, value);
},
secondary: function secondary(placement) {
var mainSide = placement === 'right' ? 'left' : 'top';
var value = popper[mainSide];
if (popper[placement] > boundaries[placement] && !options.escapeWithReference) {
value = Math.min(popper[mainSide], boundaries[placement] - (placement === 'right' ? popper.width : popper.height));
}
return defineProperty({}, mainSide, value);
}
};
order.forEach(function (placement) {
var side = ['left', 'top'].indexOf(placement) !== -1 ? 'primary' : 'secondary';
popper = _extends({}, popper, check[side](placement));
});
data.offsets.popper = popper;
return data;
}
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by `update` method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function shift(data) {
var placement = data.placement;
var basePlacement = placement.split('-')[0];
var shiftvariation = placement.split('-')[1];
// if shift shiftvariation is specified, run the modifier
if (shiftvariation) {
var _data$offsets = data.offsets,
reference = _data$offsets.reference,
popper = _data$offsets.popper;
var isVertical = ['bottom', 'top'].indexOf(basePlacement) !== -1;
var side = isVertical ? 'left' : 'top';
var measurement = isVertical ? 'width' : 'height';
var shiftOffsets = {
start: defineProperty({}, side, reference[side]),
end: defineProperty({}, side, reference[side] + reference[measurement] - popper[measurement])
};
data.offsets.popper = _extends({}, popper, shiftOffsets[shiftvariation]);
}
return data;
}
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by update method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function hide(data) {
if (!isModifierRequired(data.instance.modifiers, 'hide', 'preventOverflow')) {
return data;
}
var refRect = data.offsets.reference;
var bound = find(data.instance.modifiers, function (modifier) {
return modifier.name === 'preventOverflow';
}).boundaries;
if (refRect.bottom < bound.top || refRect.left > bound.right || refRect.top > bound.bottom || refRect.right < bound.left) {
// Avoid unnecessary DOM access if visibility hasn't changed
if (data.hide === true) {
return data;
}
data.hide = true;
data.attributes['x-out-of-boundaries'] = '';
} else {
// Avoid unnecessary DOM access if visibility hasn't changed
if (data.hide === false) {
return data;
}
data.hide = false;
data.attributes['x-out-of-boundaries'] = false;
}
return data;
}
/**
* @function
* @memberof Modifiers
* @argument {Object} data - The data object generated by `update` method
* @argument {Object} options - Modifiers configuration and options
* @returns {Object} The data object, properly modified
*/
function inner(data) {
var placement = data.placement;
var basePlacement = placement.split('-')[0];
var _data$offsets = data.offsets,
popper = _data$offsets.popper,
reference = _data$offsets.reference;
var isHoriz = ['left', 'right'].indexOf(basePlacement) !== -1;
var subtractLength = ['top', 'left'].indexOf(basePlacement) === -1;
popper[isHoriz ? 'left' : 'top'] = reference[basePlacement] - (subtractLength ? popper[isHoriz ? 'width' : 'height'] : 0);
data.placement = getOppositePlacement(placement);
data.offsets.popper = getClientRect(popper);
return data;
}
/**
* Modifier function, each modifier can have a function of this type assigned
* to its `fn` property.
* These functions will be called on each update, this means that you must
* make sure they are performant enough to avoid performance bottlenecks.
*
* @function ModifierFn
* @argument {dataObject} data - The data object generated by `update` method
* @argument {Object} options - Modifiers configuration and options
* @returns {dataObject} The data object, properly modified
*/
/**
* Modifiers are plugins used to alter the behavior of your poppers.
* Popper.js uses a set of 9 modifiers to provide all the basic functionalities
* needed by the library.
*
* Usually you don't want to override the `order`, `fn` and `onLoad` props.
* All the other properties are configurations that could be tweaked.
* @namespace modifiers
*/
var modifiers = {
/**
* Modifier used to shift the popper on the start or end of its reference
* element.
* It will read the variation of the `placement` property.
* It can be one either `-end` or `-start`.
* @memberof modifiers
* @inner
*/
shift: {
/** @prop {number} order=100 - Index used to define the order of execution */
order: 100,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: shift
},
/**
* The `offset` modifier can shift your popper on both its axis.
*
* It accepts the following units:
* - `px` or unit-less, interpreted as pixels
* - `%` or `%r`, percentage relative to the length of the reference element
* - `%p`, percentage relative to the length of the popper element
* - `vw`, CSS viewport width unit
* - `vh`, CSS viewport height unit
*
* For length is intended the main axis relative to the placement of the popper.
* This means that if the placement is `top` or `bottom`, the length will be the
* `width`. In case of `left` or `right`, it will be the `height`.
*
* You can provide a single value (as `Number` or `String`), or a pair of values
* as `String` divided by a comma or one (or more) white spaces.
* The latter is a deprecated method because it leads to confusion and will be
* removed in v2.
* Additionally, it accepts additions and subtractions between different units.
* Note that multiplications and divisions aren't supported.
*
* Valid examples are:
* ```
* 10
* '10%'
* '10, 10'
* '10%, 10'
* '10 + 10%'
* '10 - 5vh + 3%'
* '-10px + 5vh, 5px - 6%'
* ```
* > **NB**: If you desire to apply offsets to your poppers in a way that may make them overlap
* > with their reference element, unfortunately, you will have to disable the `flip` modifier.
* > You can read more on this at this [issue](https://github.com/FezVrasta/popper.js/issues/373).
*
* @memberof modifiers
* @inner
*/
offset: {
/** @prop {number} order=200 - Index used to define the order of execution */
order: 200,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: offset,
/** @prop {Number|String} offset=0
* The offset value as described in the modifier description
*/
offset: 0
},
/**
* Modifier used to prevent the popper from being positioned outside the boundary.
*
* A scenario exists where the reference itself is not within the boundaries.
* We can say it has "escaped the boundaries" — or just "escaped".
* In this case we need to decide whether the popper should either:
*
* - detach from the reference and remain "trapped" in the boundaries, or
* - if it should ignore the boundary and "escape with its reference"
*
* When `escapeWithReference` is set to`true` and reference is completely
* outside its boundaries, the popper will overflow (or completely leave)
* the boundaries in order to remain attached to the edge of the reference.
*
* @memberof modifiers
* @inner
*/
preventOverflow: {
/** @prop {number} order=300 - Index used to define the order of execution */
order: 300,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: preventOverflow,
/**
* @prop {Array} [priority=['left','right','top','bottom']]
* Popper will try to prevent overflow following these priorities by default,
* then, it could overflow on the left and on top of the `boundariesElement`
*/
priority: ['left', 'right', 'top', 'bottom'],
/**
* @prop {number} padding=5
* Amount of pixel used to define a minimum distance between the boundaries
* and the popper. This makes sure the popper always has a little padding
* between the edges of its container
*/
padding: 5,
/**
* @prop {String|HTMLElement} boundariesElement='scrollParent'
* Boundaries used by the modifier. Can be `scrollParent`, `window`,
* `viewport` or any DOM element.
*/
boundariesElement: 'scrollParent'
},
/**
* Modifier used to make sure the reference and its popper stay near each other
* without leaving any gap between the two. Especially useful when the arrow is
* enabled and you want to ensure that it points to its reference element.
* It cares only about the first axis. You can still have poppers with margin
* between the popper and its reference element.
* @memberof modifiers
* @inner
*/
keepTogether: {
/** @prop {number} order=400 - Index used to define the order of execution */
order: 400,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: keepTogether
},
/**
* This modifier is used to move the `arrowElement` of the popper to make
* sure it is positioned between the reference element and its popper element.
* It will read the outer size of the `arrowElement` node to detect how many
* pixels of conjunction are needed.
*
* It has no effect if no `arrowElement` is provided.
* @memberof modifiers
* @inner
*/
arrow: {
/** @prop {number} order=500 - Index used to define the order of execution */
order: 500,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: arrow,
/** @prop {String|HTMLElement} element='[x-arrow]' - Selector or node used as arrow */
element: '[x-arrow]'
},
/**
* Modifier used to flip the popper's placement when it starts to overlap its
* reference element.
*
* Requires the `preventOverflow` modifier before it in order to work.
*
* **NOTE:** this modifier will interrupt the current update cycle and will
* restart it if it detects the need to flip the placement.
* @memberof modifiers
* @inner
*/
flip: {
/** @prop {number} order=600 - Index used to define the order of execution */
order: 600,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: flip,
/**
* @prop {String|Array} behavior='flip'
* The behavior used to change the popper's placement. It can be one of
* `flip`, `clockwise`, `counterclockwise` or an array with a list of valid
* placements (with optional variations)
*/
behavior: 'flip',
/**
* @prop {number} padding=5
* The popper will flip if it hits the edges of the `boundariesElement`
*/
padding: 5,
/**
* @prop {String|HTMLElement} boundariesElement='viewport'
* The element which will define the boundaries of the popper position.
* The popper will never be placed outside of the defined boundaries
* (except if `keepTogether` is enabled)
*/
boundariesElement: 'viewport',
/**
* @prop {Boolean} flipVariations=false
* The popper will switch placement variation between `-start` and `-end` when
* the reference element overlaps its boundaries.
*
* The original placement should have a set variation.
*/
flipVariations: false,
/**
* @prop {Boolean} flipVariationsByContent=false
* The popper will switch placement variation between `-start` and `-end` when
* the popper element overlaps its reference boundaries.
*
* The original placement should have a set variation.
*/
flipVariationsByContent: false
},
/**
* Modifier used to make the popper flow toward the inner of the reference element.
* By default, when this modifier is disabled, the popper will be placed outside
* the reference element.
* @memberof modifiers
* @inner
*/
inner: {
/** @prop {number} order=700 - Index used to define the order of execution */
order: 700,
/** @prop {Boolean} enabled=false - Whether the modifier is enabled or not */
enabled: false,
/** @prop {ModifierFn} */
fn: inner
},
/**
* Modifier used to hide the popper when its reference element is outside of the
* popper boundaries. It will set a `x-out-of-boundaries` attribute which can
* be used to hide with a CSS selector the popper when its reference is
* out of boundaries.
*
* Requires the `preventOverflow` modifier before it in order to work.
* @memberof modifiers
* @inner
*/
hide: {
/** @prop {number} order=800 - Index used to define the order of execution */
order: 800,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: hide
},
/**
* Computes the style that will be applied to the popper element to gets
* properly positioned.
*
* Note that this modifier will not touch the DOM, it just prepares the styles
* so that `applyStyle` modifier can apply it. This separation is useful
* in case you need to replace `applyStyle` with a custom implementation.
*
* This modifier has `850` as `order` value to maintain backward compatibility
* with previous versions of Popper.js. Expect the modifiers ordering method
* to change in future major versions of the library.
*
* @memberof modifiers
* @inner
*/
computeStyle: {
/** @prop {number} order=850 - Index used to define the order of execution */
order: 850,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: computeStyle,
/**
* @prop {Boolean} gpuAcceleration=true
* If true, it uses the CSS 3D transformation to position the popper.
* Otherwise, it will use the `top` and `left` properties
*/
gpuAcceleration: true,
/**
* @prop {string} [x='bottom']
* Where to anchor the X axis (`bottom` or `top`). AKA X offset origin.
* Change this if your popper should grow in a direction different from `bottom`
*/
x: 'bottom',
/**
* @prop {string} [x='left']
* Where to anchor the Y axis (`left` or `right`). AKA Y offset origin.
* Change this if your popper should grow in a direction different from `right`
*/
y: 'right'
},
/**
* Applies the computed styles to the popper element.
*
* All the DOM manipulations are limited to this modifier. This is useful in case
* you want to integrate Popper.js inside a framework or view library and you
* want to delegate all the DOM manipulations to it.
*
* Note that if you disable this modifier, you must make sure the popper element
* has its position set to `absolute` before Popper.js can do its work!
*
* Just disable this modifier and define your own to achieve the desired effect.
*
* @memberof modifiers
* @inner
*/
applyStyle: {
/** @prop {number} order=900 - Index used to define the order of execution */
order: 900,
/** @prop {Boolean} enabled=true - Whether the modifier is enabled or not */
enabled: true,
/** @prop {ModifierFn} */
fn: applyStyle,
/** @prop {Function} */
onLoad: applyStyleOnLoad,
/**
* @deprecated since version 1.10.0, the property moved to `computeStyle` modifier
* @prop {Boolean} gpuAcceleration=true
* If true, it uses the CSS 3D transformation to position the popper.
* Otherwise, it will use the `top` and `left` properties
*/
gpuAcceleration: undefined
}
};
/**
* The `dataObject` is an object containing all the information used by Popper.js.
* This object is passed to modifiers and to the `onCreate` and `onUpdate` callbacks.
* @name dataObject
* @property {Object} data.instance The Popper.js instance
* @property {String} data.placement Placement applied to popper
* @property {String} data.originalPlacement Placement originally defined on init
* @property {Boolean} data.flipped True if popper has been flipped by flip modifier
* @property {Boolean} data.hide True if the reference element is out of boundaries, useful to know when to hide the popper
* @property {HTMLElement} data.arrowElement Node used as arrow by arrow modifier
* @property {Object} data.styles Any CSS property defined here will be applied to the popper. It expects the JavaScript nomenclature (eg. `marginBottom`)
* @property {Object} data.arrowStyles Any CSS property defined here will be applied to the popper arrow. It expects the JavaScript nomenclature (eg. `marginBottom`)
* @property {Object} data.boundaries Offsets of the popper boundaries
* @property {Object} data.offsets The measurements of popper, reference and arrow elements
* @property {Object} data.offsets.popper `top`, `left`, `width`, `height` values
* @property {Object} data.offsets.reference `top`, `left`, `width`, `height` values
* @property {Object} data.offsets.arrow] `top` and `left` offsets, only one of them will be different from 0
*/
/**
* Default options provided to Popper.js constructor.
* These can be overridden using the `options` argument of Popper.js.
* To override an option, simply pass an object with the same
* structure of the `options` object, as the 3rd argument. For example:
* ```
* new Popper(ref, pop, {
* modifiers: {
* preventOverflow: { enabled: false }
* }
* })
* ```
* @type {Object}
* @static
* @memberof Popper
*/
var Defaults = {
/**
* Popper's placement.
* @prop {Popper.placements} placement='bottom'
*/
placement: 'bottom',
/**
* Set this to true if you want popper to position it self in 'fixed' mode
* @prop {Boolean} positionFixed=false
*/
positionFixed: false,
/**
* Whether events (resize, scroll) are initially enabled.
* @prop {Boolean} eventsEnabled=true
*/
eventsEnabled: true,
/**
* Set to true if you want to automatically remove the popper when
* you call the `destroy` method.
* @prop {Boolean} removeOnDestroy=false
*/
removeOnDestroy: false,
/**
* Callback called when the popper is created.
* By default, it is set to no-op.
* Access Popper.js instance with `data.instance`.
* @prop {onCreate}
*/
onCreate: function onCreate() {},
/**
* Callback called when the popper is updated. This callback is not called
* on the initialization/creation of the popper, but only on subsequent
* updates.
* By default, it is set to no-op.
* Access Popper.js instance with `data.instance`.
* @prop {onUpdate}
*/
onUpdate: function onUpdate() {},
/**
* List of modifiers used to modify the offsets before they are applied to the popper.
* They provide most of the functionalities of Popper.js.
* @prop {modifiers}
*/
modifiers: modifiers
};
/**
* @callback onCreate
* @param {dataObject} data
*/
/**
* @callback onUpdate
* @param {dataObject} data
*/
// Utils
// Methods
var Popper = function () {
/**
* Creates a new Popper.js instance.
* @class Popper
* @param {Element|referenceObject} reference - The reference element used to position the popper
* @param {Element} popper - The HTML / XML element used as the popper
* @param {Object} options - Your custom options to override the ones defined in [Defaults](#defaults)
* @return {Object} instance - The generated Popper.js instance
*/
function Popper(reference, popper) {
var _this = this;
var options = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
classCallCheck(this, Popper);
this.scheduleUpdate = function () {
return requestAnimationFrame(_this.update);
};
// make update() debounced, so that it only runs at most once-per-tick
this.update = debounce(this.update.bind(this));
// with {} we create a new object with the options inside it
this.options = _extends({}, Popper.Defaults, options);
// init state
this.state = {
isDestroyed: false,
isCreated: false,
scrollParents: []
};
// get reference and popper elements (allow jQuery wrappers)
this.reference = reference && reference.jquery ? reference[0] : reference;
this.popper = popper && popper.jquery ? popper[0] : popper;
// Deep merge modifiers options
this.options.modifiers = {};
Object.keys(_extends({}, Popper.Defaults.modifiers, options.modifiers)).forEach(function (name) {
_this.options.modifiers[name] = _extends({}, Popper.Defaults.modifiers[name] || {}, options.modifiers ? options.modifiers[name] : {});
});
// Refactoring modifiers' list (Object => Array)
this.modifiers = Object.keys(this.options.modifiers).map(function (name) {
return _extends({
name: name
}, _this.options.modifiers[name]);
})
// sort the modifiers by order
.sort(function (a, b) {
return a.order - b.order;
});
// modifiers have the ability to execute arbitrary code when Popper.js get inited
// such code is executed in the same order of its modifier
// they could add new properties to their options configuration
// BE AWARE: don't add options to `options.modifiers.name` but to `modifierOptions`!
this.modifiers.forEach(function (modifierOptions) {
if (modifierOptions.enabled && isFunction(modifierOptions.onLoad)) {
modifierOptions.onLoad(_this.reference, _this.popper, _this.options, modifierOptions, _this.state);
}
});
// fire the first update to position the popper in the right place
this.update();
var eventsEnabled = this.options.eventsEnabled;
if (eventsEnabled) {
// setup event listeners, they will take care of update the position in specific situations
this.enableEventListeners();
}
this.state.eventsEnabled = eventsEnabled;
}
// We can't use class properties because they don't get listed in the
// class prototype and break stuff like Sinon stubs
createClass(Popper, [{
key: 'update',
value: function update$$1() {
return update.call(this);
}
}, {
key: 'destroy',
value: function destroy$$1() {
return destroy.call(this);
}
}, {
key: 'enableEventListeners',
value: function enableEventListeners$$1() {
return enableEventListeners.call(this);
}
}, {
key: 'disableEventListeners',
value: function disableEventListeners$$1() {
return disableEventListeners.call(this);
}
/**
* Schedules an update. It will run on the next UI update available.
* @method scheduleUpdate
* @memberof Popper
*/
/**
* Collection of utilities useful when writing custom modifiers.
* Starting from version 1.7, this method is available only if you
* include `popper-utils.js` before `popper.js`.
*
* **DEPRECATION**: This way to access PopperUtils is deprecated
* and will be removed in v2! Use the PopperUtils module directly instead.
* Due to the high instability of the methods contained in Utils, we can't
* guarantee them to follow semver. Use them at your own risk!
* @static
* @private
* @type {Object}
* @deprecated since version 1.8
* @member Utils
* @memberof Popper
*/
}]);
return Popper;
}();
/**
* The `referenceObject` is an object that provides an interface compatible with Popper.js
* and lets you use it as replacement of a real DOM node.
* You can use this method to position a popper relatively to a set of coordinates
* in case you don't have a DOM node to use as reference.
*
* ```
* new Popper(referenceObject, popperNode);
* ```
*
* NB: This feature isn't supported in Internet Explorer 10.
* @name referenceObject
* @property {Function} data.getBoundingClientRect
* A function that returns a set of coordinates compatible with the native `getBoundingClientRect` method.
* @property {number} data.clientWidth
* An ES6 getter that will return the width of the virtual reference element.
* @property {number} data.clientHeight
* An ES6 getter that will return the height of the virtual reference element.
*/
Popper.Utils = (typeof window !== 'undefined' ? window : global).PopperUtils;
Popper.placements = placements;
Popper.Defaults = Defaults;
return Popper;
})));
//# sourceMappingURL=popper.js.map
/*!
* Bootstrap v4.5.1 (https://getbootstrap.com/)
* Copyright 2011-2020 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
*/
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports, require('jquery'), require('popper.js')) :
typeof define === 'function' && define.amd ? define(['exports', 'jquery', 'popper.js'], factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.bootstrap = {}, global.jQuery, global.Popper));
}(this, (function (exports, $, Popper) { 'use strict';
$ = $ && Object.prototype.hasOwnProperty.call($, 'default') ? $['default'] : $;
Popper = Popper && Object.prototype.hasOwnProperty.call(Popper, 'default') ? Popper['default'] : Popper;
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
return Constructor;
}
function _extends() {
_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;
};
return _extends.apply(this, arguments);
}
function _inheritsLoose(subClass, superClass) {
subClass.prototype = Object.create(superClass.prototype);
subClass.prototype.constructor = subClass;
subClass.__proto__ = superClass;
}
/**
* --------------------------------------------------------------------------
* Bootstrap (v4.5.1): util.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
* --------------------------------------------------------------------------
*/
/**
* ------------------------------------------------------------------------
* Private TransitionEnd Helpers
* ------------------------------------------------------------------------
*/
var TRANSITION_END = 'transitionend';
var MAX_UID = 1000000;
var MILLISECONDS_MULTIPLIER = 1000; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
function toType(obj) {
if (obj === null || typeof obj === 'undefined') {
return "" + obj;
}
return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
}
function getSpecialTransitionEndEvent() {
return {
bindType: TRANSITION_END,
delegateType: TRANSITION_END,
handle: function handle(event) {
if ($(event.target).is(this)) {
return event.handleObj.handler.apply(this, arguments); // eslint-disable-line prefer-rest-params
}
return undefined;
}
};
}
function transitionEndEmulator(duration) {
var _this = this;
var called = false;
$(this).one(Util.TRANSITION_END, function () {
called = true;
});
setTimeout(function () {
if (!called) {
Util.triggerTransitionEnd(_this);
}
}, duration);
return this;
}
function setTransitionEndSupport() {
$.fn.emulateTransitionEnd = transitionEndEmulator;
$.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent();
}
/**
* --------------------------------------------------------------------------
* Public Util Api
* --------------------------------------------------------------------------
*/
var Util = {
TRANSITION_END: 'bsTransitionEnd',
getUID: function getUID(prefix) {
do {
// eslint-disable-next-line no-bitwise
prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
} while (document.getElementById(prefix));
return prefix;
},
getSelectorFromElement: function getSelectorFromElement(element) {
var selector = element.getAttribute('data-target');
if (!selector || selector === '#') {
var hrefAttr = element.getAttribute('href');
selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : '';
}
try {
return document.querySelector(selector) ? selector : null;
} catch (err) {
return null;
}
},
getTransitionDurationFromElement: function getTransitionDurationFromElement(element) {
if (!element) {
return 0;
} // Get transition-duration of the element
var transitionDuration = $(element).css('transition-duration');
var transitionDelay = $(element).css('transition-delay');
var floatTransitionDuration = parseFloat(transitionDuration);
var floatTransitionDelay = parseFloat(transitionDelay); // Return 0 if element or transition duration is not found
if (!floatTransitionDuration && !floatTransitionDelay) {
return 0;
} // If multiple durations are defined, take the first
transitionDuration = transitionDuration.split(',')[0];
transitionDelay = transitionDelay.split(',')[0];
return (parseFloat(transitionDuration) + parseFloat(transitionDelay)) * MILLISECONDS_MULTIPLIER;
},
reflow: function reflow(element) {
return element.offsetHeight;
},
triggerTransitionEnd: function triggerTransitionEnd(element) {
$(element).trigger(TRANSITION_END);
},
// TODO: Remove in v5
supportsTransitionEnd: function supportsTransitionEnd() {
return Boolean(TRANSITION_END);
},
isElement: function isElement(obj) {
return (obj[0] || obj).nodeType;
},
typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
for (var property in configTypes) {
if (Object.prototype.hasOwnProperty.call(configTypes, property)) {
var expectedTypes = configTypes[property];
var value = config[property];
var valueType = value && Util.isElement(value) ? 'element' : toType(value);
if (!new RegExp(expectedTypes).test(valueType)) {
throw new Error(componentName.toUpperCase() + ": " + ("Option \"" + property + "\" provided type \"" + valueType + "\" ") + ("but expected type \"" + expectedTypes + "\"."));
}
}
}
},
findShadowRoot: function findShadowRoot(element) {
if (!document.documentElement.attachShadow) {
return null;
} // Can find the shadow root otherwise it'll return the document
if (typeof element.getRootNode === 'function') {
var root = element.getRootNode();
return root instanceof ShadowRoot ? root : null;
}
if (element instanceof ShadowRoot) {
return element;
} // when we don't find a shadow root
if (!element.parentNode) {
return null;
}
return Util.findShadowRoot(element.parentNode);
},
jQueryDetection: function jQueryDetection() {
if (typeof $ === 'undefined') {
throw new TypeError('Bootstrap\'s JavaScript requires jQuery. jQuery must be included before Bootstrap\'s JavaScript.');
}
var version = $.fn.jquery.split(' ')[0].split('.');
var minMajor = 1;
var ltMajor = 2;
var minMinor = 9;
var minPatch = 1;
var maxMajor = 4;
if (version[0] < ltMajor && version[1] < minMinor || version[0] === minMajor && version[1] === minMinor && version[2] < minPatch || version[0] >= maxMajor) {
throw new Error('Bootstrap\'s JavaScript requires at least jQuery v1.9.1 but less than v4.0.0');
}
}
};
Util.jQueryDetection();
setTransitionEndSupport();
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME = 'alert';
var VERSION = '4.5.1';
var DATA_KEY = 'bs.alert';
var EVENT_KEY = "." + DATA_KEY;
var DATA_API_KEY = '.data-api';
var JQUERY_NO_CONFLICT = $.fn[NAME];
var SELECTOR_DISMISS = '[data-dismiss="alert"]';
var EVENT_CLOSE = "close" + EVENT_KEY;
var EVENT_CLOSED = "closed" + EVENT_KEY;
var EVENT_CLICK_DATA_API = "click" + EVENT_KEY + DATA_API_KEY;
var CLASS_NAME_ALERT = 'alert';
var CLASS_NAME_FADE = 'fade';
var CLASS_NAME_SHOW = 'show';
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Alert = /*#__PURE__*/function () {
function Alert(element) {
this._element = element;
} // Getters
var _proto = Alert.prototype;
// Public
_proto.close = function close(element) {
var rootElement = this._element;
if (element) {
rootElement = this._getRootElement(element);
}
var customEvent = this._triggerCloseEvent(rootElement);
if (customEvent.isDefaultPrevented()) {
return;
}
this._removeElement(rootElement);
};
_proto.dispose = function dispose() {
$.removeData(this._element, DATA_KEY);
this._element = null;
} // Private
;
_proto._getRootElement = function _getRootElement(element) {
var selector = Util.getSelectorFromElement(element);
var parent = false;
if (selector) {
parent = document.querySelector(selector);
}
if (!parent) {
parent = $(element).closest("." + CLASS_NAME_ALERT)[0];
}
return parent;
};
_proto._triggerCloseEvent = function _triggerCloseEvent(element) {
var closeEvent = $.Event(EVENT_CLOSE);
$(element).trigger(closeEvent);
return closeEvent;
};
_proto._removeElement = function _removeElement(element) {
var _this = this;
$(element).removeClass(CLASS_NAME_SHOW);
if (!$(element).hasClass(CLASS_NAME_FADE)) {
this._destroyElement(element);
return;
}
var transitionDuration = Util.getTransitionDurationFromElement(element);
$(element).one(Util.TRANSITION_END, function (event) {
return _this._destroyElement(element, event);
}).emulateTransitionEnd(transitionDuration);
};
_proto._destroyElement = function _destroyElement(element) {
$(element).detach().trigger(EVENT_CLOSED).remove();
} // Static
;
Alert._jQueryInterface = function _jQueryInterface(config) {
return this.each(function () {
var $element = $(this);
var data = $element.data(DATA_KEY);
if (!data) {
data = new Alert(this);
$element.data(DATA_KEY, data);
}
if (config === 'close') {
data[config](this);
}
});
};
Alert._handleDismiss = function _handleDismiss(alertInstance) {
return function (event) {
if (event) {
event.preventDefault();
}
alertInstance.close(this);
};
};
_createClass(Alert, null, [{
key: "VERSION",
get: function get() {
return VERSION;
}
}]);
return Alert;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(EVENT_CLICK_DATA_API, SELECTOR_DISMISS, Alert._handleDismiss(new Alert()));
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.fn[NAME] = Alert._jQueryInterface;
$.fn[NAME].Constructor = Alert;
$.fn[NAME].noConflict = function () {
$.fn[NAME] = JQUERY_NO_CONFLICT;
return Alert._jQueryInterface;
};
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME$1 = 'button';
var VERSION$1 = '4.5.1';
var DATA_KEY$1 = 'bs.button';
var EVENT_KEY$1 = "." + DATA_KEY$1;
var DATA_API_KEY$1 = '.data-api';
var JQUERY_NO_CONFLICT$1 = $.fn[NAME$1];
var CLASS_NAME_ACTIVE = 'active';
var CLASS_NAME_BUTTON = 'btn';
var CLASS_NAME_FOCUS = 'focus';
var SELECTOR_DATA_TOGGLE_CARROT = '[data-toggle^="button"]';
var SELECTOR_DATA_TOGGLES = '[data-toggle="buttons"]';
var SELECTOR_DATA_TOGGLE = '[data-toggle="button"]';
var SELECTOR_DATA_TOGGLES_BUTTONS = '[data-toggle="buttons"] .btn';
var SELECTOR_INPUT = 'input:not([type="hidden"])';
var SELECTOR_ACTIVE = '.active';
var SELECTOR_BUTTON = '.btn';
var EVENT_CLICK_DATA_API$1 = "click" + EVENT_KEY$1 + DATA_API_KEY$1;
var EVENT_FOCUS_BLUR_DATA_API = "focus" + EVENT_KEY$1 + DATA_API_KEY$1 + " " + ("blur" + EVENT_KEY$1 + DATA_API_KEY$1);
var EVENT_LOAD_DATA_API = "load" + EVENT_KEY$1 + DATA_API_KEY$1;
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Button = /*#__PURE__*/function () {
function Button(element) {
this._element = element;
} // Getters
var _proto = Button.prototype;
// Public
_proto.toggle = function toggle() {
var triggerChangeEvent = true;
var addAriaPressed = true;
var rootElement = $(this._element).closest(SELECTOR_DATA_TOGGLES)[0];
if (rootElement) {
var input = this._element.querySelector(SELECTOR_INPUT);
if (input) {
if (input.type === 'radio') {
if (input.checked && this._element.classList.contains(CLASS_NAME_ACTIVE)) {
triggerChangeEvent = false;
} else {
var activeElement = rootElement.querySelector(SELECTOR_ACTIVE);
if (activeElement) {
$(activeElement).removeClass(CLASS_NAME_ACTIVE);
}
}
}
if (triggerChangeEvent) {
// if it's not a radio button or checkbox don't add a pointless/invalid checked property to the input
if (input.type === 'checkbox' || input.type === 'radio') {
input.checked = !this._element.classList.contains(CLASS_NAME_ACTIVE);
}
$(input).trigger('change');
}
input.focus();
addAriaPressed = false;
}
}
if (!(this._element.hasAttribute('disabled') || this._element.classList.contains('disabled'))) {
if (addAriaPressed) {
this._element.setAttribute('aria-pressed', !this._element.classList.contains(CLASS_NAME_ACTIVE));
}
if (triggerChangeEvent) {
$(this._element).toggleClass(CLASS_NAME_ACTIVE);
}
}
};
_proto.dispose = function dispose() {
$.removeData(this._element, DATA_KEY$1);
this._element = null;
} // Static
;
Button._jQueryInterface = function _jQueryInterface(config) {
return this.each(function () {
var data = $(this).data(DATA_KEY$1);
if (!data) {
data = new Button(this);
$(this).data(DATA_KEY$1, data);
}
if (config === 'toggle') {
data[config]();
}
});
};
_createClass(Button, null, [{
key: "VERSION",
get: function get() {
return VERSION$1;
}
}]);
return Button;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(EVENT_CLICK_DATA_API$1, SELECTOR_DATA_TOGGLE_CARROT, function (event) {
var button = event.target;
var initialButton = button;
if (!$(button).hasClass(CLASS_NAME_BUTTON)) {
button = $(button).closest(SELECTOR_BUTTON)[0];
}
if (!button || button.hasAttribute('disabled') || button.classList.contains('disabled')) {
event.preventDefault(); // work around Firefox bug #1540995
} else {
var inputBtn = button.querySelector(SELECTOR_INPUT);
if (inputBtn && (inputBtn.hasAttribute('disabled') || inputBtn.classList.contains('disabled'))) {
event.preventDefault(); // work around Firefox bug #1540995
return;
}
if (initialButton.tagName !== 'LABEL' || inputBtn && inputBtn.type !== 'checkbox') {
Button._jQueryInterface.call($(button), 'toggle');
}
}
}).on(EVENT_FOCUS_BLUR_DATA_API, SELECTOR_DATA_TOGGLE_CARROT, function (event) {
var button = $(event.target).closest(SELECTOR_BUTTON)[0];
$(button).toggleClass(CLASS_NAME_FOCUS, /^focus(in)?$/.test(event.type));
});
$(window).on(EVENT_LOAD_DATA_API, function () {
// ensure correct active class is set to match the controls' actual values/states
// find all checkboxes/readio buttons inside data-toggle groups
var buttons = [].slice.call(document.querySelectorAll(SELECTOR_DATA_TOGGLES_BUTTONS));
for (var i = 0, len = buttons.length; i < len; i++) {
var button = buttons[i];
var input = button.querySelector(SELECTOR_INPUT);
if (input.checked || input.hasAttribute('checked')) {
button.classList.add(CLASS_NAME_ACTIVE);
} else {
button.classList.remove(CLASS_NAME_ACTIVE);
}
} // find all button toggles
buttons = [].slice.call(document.querySelectorAll(SELECTOR_DATA_TOGGLE));
for (var _i = 0, _len = buttons.length; _i < _len; _i++) {
var _button = buttons[_i];
if (_button.getAttribute('aria-pressed') === 'true') {
_button.classList.add(CLASS_NAME_ACTIVE);
} else {
_button.classList.remove(CLASS_NAME_ACTIVE);
}
}
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.fn[NAME$1] = Button._jQueryInterface;
$.fn[NAME$1].Constructor = Button;
$.fn[NAME$1].noConflict = function () {
$.fn[NAME$1] = JQUERY_NO_CONFLICT$1;
return Button._jQueryInterface;
};
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME$2 = 'carousel';
var VERSION$2 = '4.5.1';
var DATA_KEY$2 = 'bs.carousel';
var EVENT_KEY$2 = "." + DATA_KEY$2;
var DATA_API_KEY$2 = '.data-api';
var JQUERY_NO_CONFLICT$2 = $.fn[NAME$2];
var ARROW_LEFT_KEYCODE = 37; // KeyboardEvent.which value for left arrow key
var ARROW_RIGHT_KEYCODE = 39; // KeyboardEvent.which value for right arrow key
var TOUCHEVENT_COMPAT_WAIT = 500; // Time for mouse compat events to fire after touch
var SWIPE_THRESHOLD = 40;
var Default = {
interval: 5000,
keyboard: true,
slide: false,
pause: 'hover',
wrap: true,
touch: true
};
var DefaultType = {
interval: '(number|boolean)',
keyboard: 'boolean',
slide: '(boolean|string)',
pause: '(string|boolean)',
wrap: 'boolean',
touch: 'boolean'
};
var DIRECTION_NEXT = 'next';
var DIRECTION_PREV = 'prev';
var DIRECTION_LEFT = 'left';
var DIRECTION_RIGHT = 'right';
var EVENT_SLIDE = "slide" + EVENT_KEY$2;
var EVENT_SLID = "slid" + EVENT_KEY$2;
var EVENT_KEYDOWN = "keydown" + EVENT_KEY$2;
var EVENT_MOUSEENTER = "mouseenter" + EVENT_KEY$2;
var EVENT_MOUSELEAVE = "mouseleave" + EVENT_KEY$2;
var EVENT_TOUCHSTART = "touchstart" + EVENT_KEY$2;
var EVENT_TOUCHMOVE = "touchmove" + EVENT_KEY$2;
var EVENT_TOUCHEND = "touchend" + EVENT_KEY$2;
var EVENT_POINTERDOWN = "pointerdown" + EVENT_KEY$2;
var EVENT_POINTERUP = "pointerup" + EVENT_KEY$2;
var EVENT_DRAG_START = "dragstart" + EVENT_KEY$2;
var EVENT_LOAD_DATA_API$1 = "load" + EVENT_KEY$2 + DATA_API_KEY$2;
var EVENT_CLICK_DATA_API$2 = "click" + EVENT_KEY$2 + DATA_API_KEY$2;
var CLASS_NAME_CAROUSEL = 'carousel';
var CLASS_NAME_ACTIVE$1 = 'active';
var CLASS_NAME_SLIDE = 'slide';
var CLASS_NAME_RIGHT = 'carousel-item-right';
var CLASS_NAME_LEFT = 'carousel-item-left';
var CLASS_NAME_NEXT = 'carousel-item-next';
var CLASS_NAME_PREV = 'carousel-item-prev';
var CLASS_NAME_POINTER_EVENT = 'pointer-event';
var SELECTOR_ACTIVE$1 = '.active';
var SELECTOR_ACTIVE_ITEM = '.active.carousel-item';
var SELECTOR_ITEM = '.carousel-item';
var SELECTOR_ITEM_IMG = '.carousel-item img';
var SELECTOR_NEXT_PREV = '.carousel-item-next, .carousel-item-prev';
var SELECTOR_INDICATORS = '.carousel-indicators';
var SELECTOR_DATA_SLIDE = '[data-slide], [data-slide-to]';
var SELECTOR_DATA_RIDE = '[data-ride="carousel"]';
var PointerType = {
TOUCH: 'touch',
PEN: 'pen'
};
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Carousel = /*#__PURE__*/function () {
function Carousel(element, config) {
this._items = null;
this._interval = null;
this._activeElement = null;
this._isPaused = false;
this._isSliding = false;
this.touchTimeout = null;
this.touchStartX = 0;
this.touchDeltaX = 0;
this._config = this._getConfig(config);
this._element = element;
this._indicatorsElement = this._element.querySelector(SELECTOR_INDICATORS);
this._touchSupported = 'ontouchstart' in document.documentElement || navigator.maxTouchPoints > 0;
this._pointerEvent = Boolean(window.PointerEvent || window.MSPointerEvent);
this._addEventListeners();
} // Getters
var _proto = Carousel.prototype;
// Public
_proto.next = function next() {
if (!this._isSliding) {
this._slide(DIRECTION_NEXT);
}
};
_proto.nextWhenVisible = function nextWhenVisible() {
// Don't call next when the page isn't visible
// or the carousel or its parent isn't visible
if (!document.hidden && $(this._element).is(':visible') && $(this._element).css('visibility') !== 'hidden') {
this.next();
}
};
_proto.prev = function prev() {
if (!this._isSliding) {
this._slide(DIRECTION_PREV);
}
};
_proto.pause = function pause(event) {
if (!event) {
this._isPaused = true;
}
if (this._element.querySelector(SELECTOR_NEXT_PREV)) {
Util.triggerTransitionEnd(this._element);
this.cycle(true);
}
clearInterval(this._interval);
this._interval = null;
};
_proto.cycle = function cycle(event) {
if (!event) {
this._isPaused = false;
}
if (this._interval) {
clearInterval(this._interval);
this._interval = null;
}
if (this._config.interval && !this._isPaused) {
this._interval = setInterval((document.visibilityState ? this.nextWhenVisible : this.next).bind(this), this._config.interval);
}
};
_proto.to = function to(index) {
var _this = this;
this._activeElement = this._element.querySelector(SELECTOR_ACTIVE_ITEM);
var activeIndex = this._getItemIndex(this._activeElement);
if (index > this._items.length - 1 || index < 0) {
return;
}
if (this._isSliding) {
$(this._element).one(EVENT_SLID, function () {
return _this.to(index);
});
return;
}
if (activeIndex === index) {
this.pause();
this.cycle();
return;
}
var direction = index > activeIndex ? DIRECTION_NEXT : DIRECTION_PREV;
this._slide(direction, this._items[index]);
};
_proto.dispose = function dispose() {
$(this._element).off(EVENT_KEY$2);
$.removeData(this._element, DATA_KEY$2);
this._items = null;
this._config = null;
this._element = null;
this._interval = null;
this._isPaused = null;
this._isSliding = null;
this._activeElement = null;
this._indicatorsElement = null;
} // Private
;
_proto._getConfig = function _getConfig(config) {
config = _extends({}, Default, config);
Util.typeCheckConfig(NAME$2, config, DefaultType);
return config;
};
_proto._handleSwipe = function _handleSwipe() {
var absDeltax = Math.abs(this.touchDeltaX);
if (absDeltax <= SWIPE_THRESHOLD) {
return;
}
var direction = absDeltax / this.touchDeltaX;
this.touchDeltaX = 0; // swipe left
if (direction > 0) {
this.prev();
} // swipe right
if (direction < 0) {
this.next();
}
};
_proto._addEventListeners = function _addEventListeners() {
var _this2 = this;
if (this._config.keyboard) {
$(this._element).on(EVENT_KEYDOWN, function (event) {
return _this2._keydown(event);
});
}
if (this._config.pause === 'hover') {
$(this._element).on(EVENT_MOUSEENTER, function (event) {
return _this2.pause(event);
}).on(EVENT_MOUSELEAVE, function (event) {
return _this2.cycle(event);
});
}
if (this._config.touch) {
this._addTouchEventListeners();
}
};
_proto._addTouchEventListeners = function _addTouchEventListeners() {
var _this3 = this;
if (!this._touchSupported) {
return;
}
var start = function start(event) {
if (_this3._pointerEvent && PointerType[event.originalEvent.pointerType.toUpperCase()]) {
_this3.touchStartX = event.originalEvent.clientX;
} else if (!_this3._pointerEvent) {
_this3.touchStartX = event.originalEvent.touches[0].clientX;
}
};
var move = function move(event) {
// ensure swiping with one touch and not pinching
if (event.originalEvent.touches && event.originalEvent.touches.length > 1) {
_this3.touchDeltaX = 0;
} else {
_this3.touchDeltaX = event.originalEvent.touches[0].clientX - _this3.touchStartX;
}
};
var end = function end(event) {
if (_this3._pointerEvent && PointerType[event.originalEvent.pointerType.toUpperCase()]) {
_this3.touchDeltaX = event.originalEvent.clientX - _this3.touchStartX;
}
_this3._handleSwipe();
if (_this3._config.pause === 'hover') {
// If it's a touch-enabled device, mouseenter/leave are fired as
// part of the mouse compatibility events on first tap - the carousel
// would stop cycling until user tapped out of it;
// here, we listen for touchend, explicitly pause the carousel
// (as if it's the second time we tap on it, mouseenter compat event
// is NOT fired) and after a timeout (to allow for mouse compatibility
// events to fire) we explicitly restart cycling
_this3.pause();
if (_this3.touchTimeout) {
clearTimeout(_this3.touchTimeout);
}
_this3.touchTimeout = setTimeout(function (event) {
return _this3.cycle(event);
}, TOUCHEVENT_COMPAT_WAIT + _this3._config.interval);
}
};
$(this._element.querySelectorAll(SELECTOR_ITEM_IMG)).on(EVENT_DRAG_START, function (e) {
return e.preventDefault();
});
if (this._pointerEvent) {
$(this._element).on(EVENT_POINTERDOWN, function (event) {
return start(event);
});
$(this._element).on(EVENT_POINTERUP, function (event) {
return end(event);
});
this._element.classList.add(CLASS_NAME_POINTER_EVENT);
} else {
$(this._element).on(EVENT_TOUCHSTART, function (event) {
return start(event);
});
$(this._element).on(EVENT_TOUCHMOVE, function (event) {
return move(event);
});
$(this._element).on(EVENT_TOUCHEND, function (event) {
return end(event);
});
}
};
_proto._keydown = function _keydown(event) {
if (/input|textarea/i.test(event.target.tagName)) {
return;
}
switch (event.which) {
case ARROW_LEFT_KEYCODE:
event.preventDefault();
this.prev();
break;
case ARROW_RIGHT_KEYCODE:
event.preventDefault();
this.next();
break;
}
};
_proto._getItemIndex = function _getItemIndex(element) {
this._items = element && element.parentNode ? [].slice.call(element.parentNode.querySelectorAll(SELECTOR_ITEM)) : [];
return this._items.indexOf(element);
};
_proto._getItemByDirection = function _getItemByDirection(direction, activeElement) {
var isNextDirection = direction === DIRECTION_NEXT;
var isPrevDirection = direction === DIRECTION_PREV;
var activeIndex = this._getItemIndex(activeElement);
var lastItemIndex = this._items.length - 1;
var isGoingToWrap = isPrevDirection && activeIndex === 0 || isNextDirection && activeIndex === lastItemIndex;
if (isGoingToWrap && !this._config.wrap) {
return activeElement;
}
var delta = direction === DIRECTION_PREV ? -1 : 1;
var itemIndex = (activeIndex + delta) % this._items.length;
return itemIndex === -1 ? this._items[this._items.length - 1] : this._items[itemIndex];
};
_proto._triggerSlideEvent = function _triggerSlideEvent(relatedTarget, eventDirectionName) {
var targetIndex = this._getItemIndex(relatedTarget);
var fromIndex = this._getItemIndex(this._element.querySelector(SELECTOR_ACTIVE_ITEM));
var slideEvent = $.Event(EVENT_SLIDE, {
relatedTarget: relatedTarget,
direction: eventDirectionName,
from: fromIndex,
to: targetIndex
});
$(this._element).trigger(slideEvent);
return slideEvent;
};
_proto._setActiveIndicatorElement = function _setActiveIndicatorElement(element) {
if (this._indicatorsElement) {
var indicators = [].slice.call(this._indicatorsElement.querySelectorAll(SELECTOR_ACTIVE$1));
$(indicators).removeClass(CLASS_NAME_ACTIVE$1);
var nextIndicator = this._indicatorsElement.children[this._getItemIndex(element)];
if (nextIndicator) {
$(nextIndicator).addClass(CLASS_NAME_ACTIVE$1);
}
}
};
_proto._slide = function _slide(direction, element) {
var _this4 = this;
var activeElement = this._element.querySelector(SELECTOR_ACTIVE_ITEM);
var activeElementIndex = this._getItemIndex(activeElement);
var nextElement = element || activeElement && this._getItemByDirection(direction, activeElement);
var nextElementIndex = this._getItemIndex(nextElement);
var isCycling = Boolean(this._interval);
var directionalClassName;
var orderClassName;
var eventDirectionName;
if (direction === DIRECTION_NEXT) {
directionalClassName = CLASS_NAME_LEFT;
orderClassName = CLASS_NAME_NEXT;
eventDirectionName = DIRECTION_LEFT;
} else {
directionalClassName = CLASS_NAME_RIGHT;
orderClassName = CLASS_NAME_PREV;
eventDirectionName = DIRECTION_RIGHT;
}
if (nextElement && $(nextElement).hasClass(CLASS_NAME_ACTIVE$1)) {
this._isSliding = false;
return;
}
var slideEvent = this._triggerSlideEvent(nextElement, eventDirectionName);
if (slideEvent.isDefaultPrevented()) {
return;
}
if (!activeElement || !nextElement) {
// Some weirdness is happening, so we bail
return;
}
this._isSliding = true;
if (isCycling) {
this.pause();
}
this._setActiveIndicatorElement(nextElement);
var slidEvent = $.Event(EVENT_SLID, {
relatedTarget: nextElement,
direction: eventDirectionName,
from: activeElementIndex,
to: nextElementIndex
});
if ($(this._element).hasClass(CLASS_NAME_SLIDE)) {
$(nextElement).addClass(orderClassName);
Util.reflow(nextElement);
$(activeElement).addClass(directionalClassName);
$(nextElement).addClass(directionalClassName);
var nextElementInterval = parseInt(nextElement.getAttribute('data-interval'), 10);
if (nextElementInterval) {
this._config.defaultInterval = this._config.defaultInterval || this._config.interval;
this._config.interval = nextElementInterval;
} else {
this._config.interval = this._config.defaultInterval || this._config.interval;
}
var transitionDuration = Util.getTransitionDurationFromElement(activeElement);
$(activeElement).one(Util.TRANSITION_END, function () {
$(nextElement).removeClass(directionalClassName + " " + orderClassName).addClass(CLASS_NAME_ACTIVE$1);
$(activeElement).removeClass(CLASS_NAME_ACTIVE$1 + " " + orderClassName + " " + directionalClassName);
_this4._isSliding = false;
setTimeout(function () {
return $(_this4._element).trigger(slidEvent);
}, 0);
}).emulateTransitionEnd(transitionDuration);
} else {
$(activeElement).removeClass(CLASS_NAME_ACTIVE$1);
$(nextElement).addClass(CLASS_NAME_ACTIVE$1);
this._isSliding = false;
$(this._element).trigger(slidEvent);
}
if (isCycling) {
this.cycle();
}
} // Static
;
Carousel._jQueryInterface = function _jQueryInterface(config) {
return this.each(function () {
var data = $(this).data(DATA_KEY$2);
var _config = _extends({}, Default, $(this).data());
if (typeof config === 'object') {
_config = _extends({}, _config, config);
}
var action = typeof config === 'string' ? config : _config.slide;
if (!data) {
data = new Carousel(this, _config);
$(this).data(DATA_KEY$2, data);
}
if (typeof config === 'number') {
data.to(config);
} else if (typeof action === 'string') {
if (typeof data[action] === 'undefined') {
throw new TypeError("No method named \"" + action + "\"");
}
data[action]();
} else if (_config.interval && _config.ride) {
data.pause();
data.cycle();
}
});
};
Carousel._dataApiClickHandler = function _dataApiClickHandler(event) {
var selector = Util.getSelectorFromElement(this);
if (!selector) {
return;
}
var target = $(selector)[0];
if (!target || !$(target).hasClass(CLASS_NAME_CAROUSEL)) {
return;
}
var config = _extends({}, $(target).data(), $(this).data());
var slideIndex = this.getAttribute('data-slide-to');
if (slideIndex) {
config.interval = false;
}
Carousel._jQueryInterface.call($(target), config);
if (slideIndex) {
$(target).data(DATA_KEY$2).to(slideIndex);
}
event.preventDefault();
};
_createClass(Carousel, null, [{
key: "VERSION",
get: function get() {
return VERSION$2;
}
}, {
key: "Default",
get: function get() {
return Default;
}
}]);
return Carousel;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(EVENT_CLICK_DATA_API$2, SELECTOR_DATA_SLIDE, Carousel._dataApiClickHandler);
$(window).on(EVENT_LOAD_DATA_API$1, function () {
var carousels = [].slice.call(document.querySelectorAll(SELECTOR_DATA_RIDE));
for (var i = 0, len = carousels.length; i < len; i++) {
var $carousel = $(carousels[i]);
Carousel._jQueryInterface.call($carousel, $carousel.data());
}
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.fn[NAME$2] = Carousel._jQueryInterface;
$.fn[NAME$2].Constructor = Carousel;
$.fn[NAME$2].noConflict = function () {
$.fn[NAME$2] = JQUERY_NO_CONFLICT$2;
return Carousel._jQueryInterface;
};
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME$3 = 'collapse';
var VERSION$3 = '4.5.1';
var DATA_KEY$3 = 'bs.collapse';
var EVENT_KEY$3 = "." + DATA_KEY$3;
var DATA_API_KEY$3 = '.data-api';
var JQUERY_NO_CONFLICT$3 = $.fn[NAME$3];
var Default$1 = {
toggle: true,
parent: ''
};
var DefaultType$1 = {
toggle: 'boolean',
parent: '(string|element)'
};
var EVENT_SHOW = "show" + EVENT_KEY$3;
var EVENT_SHOWN = "shown" + EVENT_KEY$3;
var EVENT_HIDE = "hide" + EVENT_KEY$3;
var EVENT_HIDDEN = "hidden" + EVENT_KEY$3;
var EVENT_CLICK_DATA_API$3 = "click" + EVENT_KEY$3 + DATA_API_KEY$3;
var CLASS_NAME_SHOW$1 = 'show';
var CLASS_NAME_COLLAPSE = 'collapse';
var CLASS_NAME_COLLAPSING = 'collapsing';
var CLASS_NAME_COLLAPSED = 'collapsed';
var DIMENSION_WIDTH = 'width';
var DIMENSION_HEIGHT = 'height';
var SELECTOR_ACTIVES = '.show, .collapsing';
var SELECTOR_DATA_TOGGLE$1 = '[data-toggle="collapse"]';
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Collapse = /*#__PURE__*/function () {
function Collapse(element, config) {
this._isTransitioning = false;
this._element = element;
this._config = this._getConfig(config);
this._triggerArray = [].slice.call(document.querySelectorAll("[data-toggle=\"collapse\"][href=\"#" + element.id + "\"]," + ("[data-toggle=\"collapse\"][data-target=\"#" + element.id + "\"]")));
var toggleList = [].slice.call(document.querySelectorAll(SELECTOR_DATA_TOGGLE$1));
for (var i = 0, len = toggleList.length; i < len; i++) {
var elem = toggleList[i];
var selector = Util.getSelectorFromElement(elem);
var filterElement = [].slice.call(document.querySelectorAll(selector)).filter(function (foundElem) {
return foundElem === element;
});
if (selector !== null && filterElement.length > 0) {
this._selector = selector;
this._triggerArray.push(elem);
}
}
this._parent = this._config.parent ? this._getParent() : null;
if (!this._config.parent) {
this._addAriaAndCollapsedClass(this._element, this._triggerArray);
}
if (this._config.toggle) {
this.toggle();
}
} // Getters
var _proto = Collapse.prototype;
// Public
_proto.toggle = function toggle() {
if ($(this._element).hasClass(CLASS_NAME_SHOW$1)) {
this.hide();
} else {
this.show();
}
};
_proto.show = function show() {
var _this = this;
if (this._isTransitioning || $(this._element).hasClass(CLASS_NAME_SHOW$1)) {
return;
}
var actives;
var activesData;
if (this._parent) {
actives = [].slice.call(this._parent.querySelectorAll(SELECTOR_ACTIVES)).filter(function (elem) {
if (typeof _this._config.parent === 'string') {
return elem.getAttribute('data-parent') === _this._config.parent;
}
return elem.classList.contains(CLASS_NAME_COLLAPSE);
});
if (actives.length === 0) {
actives = null;
}
}
if (actives) {
activesData = $(actives).not(this._selector).data(DATA_KEY$3);
if (activesData && activesData._isTransitioning) {
return;
}
}
var startEvent = $.Event(EVENT_SHOW);
$(this._element).trigger(startEvent);
if (startEvent.isDefaultPrevented()) {
return;
}
if (actives) {
Collapse._jQueryInterface.call($(actives).not(this._selector), 'hide');
if (!activesData) {
$(actives).data(DATA_KEY$3, null);
}
}
var dimension = this._getDimension();
$(this._element).removeClass(CLASS_NAME_COLLAPSE).addClass(CLASS_NAME_COLLAPSING);
this._element.style[dimension] = 0;
if (this._triggerArray.length) {
$(this._triggerArray).removeClass(CLASS_NAME_COLLAPSED).attr('aria-expanded', true);
}
this.setTransitioning(true);
var complete = function complete() {
$(_this._element).removeClass(CLASS_NAME_COLLAPSING).addClass(CLASS_NAME_COLLAPSE + " " + CLASS_NAME_SHOW$1);
_this._element.style[dimension] = '';
_this.setTransitioning(false);
$(_this._element).trigger(EVENT_SHOWN);
};
var capitalizedDimension = dimension[0].toUpperCase() + dimension.slice(1);
var scrollSize = "scroll" + capitalizedDimension;
var transitionDuration = Util.getTransitionDurationFromElement(this._element);
$(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(transitionDuration);
this._element.style[dimension] = this._element[scrollSize] + "px";
};
_proto.hide = function hide() {
var _this2 = this;
if (this._isTransitioning || !$(this._element).hasClass(CLASS_NAME_SHOW$1)) {
return;
}
var startEvent = $.Event(EVENT_HIDE);
$(this._element).trigger(startEvent);
if (startEvent.isDefaultPrevented()) {
return;
}
var dimension = this._getDimension();
this._element.style[dimension] = this._element.getBoundingClientRect()[dimension] + "px";
Util.reflow(this._element);
$(this._element).addClass(CLASS_NAME_COLLAPSING).removeClass(CLASS_NAME_COLLAPSE + " " + CLASS_NAME_SHOW$1);
var triggerArrayLength = this._triggerArray.length;
if (triggerArrayLength > 0) {
for (var i = 0; i < triggerArrayLength; i++) {
var trigger = this._triggerArray[i];
var selector = Util.getSelectorFromElement(trigger);
if (selector !== null) {
var $elem = $([].slice.call(document.querySelectorAll(selector)));
if (!$elem.hasClass(CLASS_NAME_SHOW$1)) {
$(trigger).addClass(CLASS_NAME_COLLAPSED).attr('aria-expanded', false);
}
}
}
}
this.setTransitioning(true);
var complete = function complete() {
_this2.setTransitioning(false);
$(_this2._element).removeClass(CLASS_NAME_COLLAPSING).addClass(CLASS_NAME_COLLAPSE).trigger(EVENT_HIDDEN);
};
this._element.style[dimension] = '';
var transitionDuration = Util.getTransitionDurationFromElement(this._element);
$(this._element).one(Util.TRANSITION_END, complete).emulateTransitionEnd(transitionDuration);
};
_proto.setTransitioning = function setTransitioning(isTransitioning) {
this._isTransitioning = isTransitioning;
};
_proto.dispose = function dispose() {
$.removeData(this._element, DATA_KEY$3);
this._config = null;
this._parent = null;
this._element = null;
this._triggerArray = null;
this._isTransitioning = null;
} // Private
;
_proto._getConfig = function _getConfig(config) {
config = _extends({}, Default$1, config);
config.toggle = Boolean(config.toggle); // Coerce string values
Util.typeCheckConfig(NAME$3, config, DefaultType$1);
return config;
};
_proto._getDimension = function _getDimension() {
var hasWidth = $(this._element).hasClass(DIMENSION_WIDTH);
return hasWidth ? DIMENSION_WIDTH : DIMENSION_HEIGHT;
};
_proto._getParent = function _getParent() {
var _this3 = this;
var parent;
if (Util.isElement(this._config.parent)) {
parent = this._config.parent; // It's a jQuery object
if (typeof this._config.parent.jquery !== 'undefined') {
parent = this._config.parent[0];
}
} else {
parent = document.querySelector(this._config.parent);
}
var selector = "[data-toggle=\"collapse\"][data-parent=\"" + this._config.parent + "\"]";
var children = [].slice.call(parent.querySelectorAll(selector));
$(children).each(function (i, element) {
_this3._addAriaAndCollapsedClass(Collapse._getTargetFromElement(element), [element]);
});
return parent;
};
_proto._addAriaAndCollapsedClass = function _addAriaAndCollapsedClass(element, triggerArray) {
var isOpen = $(element).hasClass(CLASS_NAME_SHOW$1);
if (triggerArray.length) {
$(triggerArray).toggleClass(CLASS_NAME_COLLAPSED, !isOpen).attr('aria-expanded', isOpen);
}
} // Static
;
Collapse._getTargetFromElement = function _getTargetFromElement(element) {
var selector = Util.getSelectorFromElement(element);
return selector ? document.querySelector(selector) : null;
};
Collapse._jQueryInterface = function _jQueryInterface(config) {
return this.each(function () {
var $this = $(this);
var data = $this.data(DATA_KEY$3);
var _config = _extends({}, Default$1, $this.data(), typeof config === 'object' && config ? config : {});
if (!data && _config.toggle && typeof config === 'string' && /show|hide/.test(config)) {
_config.toggle = false;
}
if (!data) {
data = new Collapse(this, _config);
$this.data(DATA_KEY$3, data);
}
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError("No method named \"" + config + "\"");
}
data[config]();
}
});
};
_createClass(Collapse, null, [{
key: "VERSION",
get: function get() {
return VERSION$3;
}
}, {
key: "Default",
get: function get() {
return Default$1;
}
}]);
return Collapse;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(EVENT_CLICK_DATA_API$3, SELECTOR_DATA_TOGGLE$1, function (event) {
// preventDefault only for elements (which change the URL) not inside the collapsible element
if (event.currentTarget.tagName === 'A') {
event.preventDefault();
}
var $trigger = $(this);
var selector = Util.getSelectorFromElement(this);
var selectors = [].slice.call(document.querySelectorAll(selector));
$(selectors).each(function () {
var $target = $(this);
var data = $target.data(DATA_KEY$3);
var config = data ? 'toggle' : $trigger.data();
Collapse._jQueryInterface.call($target, config);
});
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.fn[NAME$3] = Collapse._jQueryInterface;
$.fn[NAME$3].Constructor = Collapse;
$.fn[NAME$3].noConflict = function () {
$.fn[NAME$3] = JQUERY_NO_CONFLICT$3;
return Collapse._jQueryInterface;
};
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME$4 = 'dropdown';
var VERSION$4 = '4.5.1';
var DATA_KEY$4 = 'bs.dropdown';
var EVENT_KEY$4 = "." + DATA_KEY$4;
var DATA_API_KEY$4 = '.data-api';
var JQUERY_NO_CONFLICT$4 = $.fn[NAME$4];
var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key
var SPACE_KEYCODE = 32; // KeyboardEvent.which value for space key
var TAB_KEYCODE = 9; // KeyboardEvent.which value for tab key
var ARROW_UP_KEYCODE = 38; // KeyboardEvent.which value for up arrow key
var ARROW_DOWN_KEYCODE = 40; // KeyboardEvent.which value for down arrow key
var RIGHT_MOUSE_BUTTON_WHICH = 3; // MouseEvent.which value for the right button (assuming a right-handed mouse)
var REGEXP_KEYDOWN = new RegExp(ARROW_UP_KEYCODE + "|" + ARROW_DOWN_KEYCODE + "|" + ESCAPE_KEYCODE);
var EVENT_HIDE$1 = "hide" + EVENT_KEY$4;
var EVENT_HIDDEN$1 = "hidden" + EVENT_KEY$4;
var EVENT_SHOW$1 = "show" + EVENT_KEY$4;
var EVENT_SHOWN$1 = "shown" + EVENT_KEY$4;
var EVENT_CLICK = "click" + EVENT_KEY$4;
var EVENT_CLICK_DATA_API$4 = "click" + EVENT_KEY$4 + DATA_API_KEY$4;
var EVENT_KEYDOWN_DATA_API = "keydown" + EVENT_KEY$4 + DATA_API_KEY$4;
var EVENT_KEYUP_DATA_API = "keyup" + EVENT_KEY$4 + DATA_API_KEY$4;
var CLASS_NAME_DISABLED = 'disabled';
var CLASS_NAME_SHOW$2 = 'show';
var CLASS_NAME_DROPUP = 'dropup';
var CLASS_NAME_DROPRIGHT = 'dropright';
var CLASS_NAME_DROPLEFT = 'dropleft';
var CLASS_NAME_MENURIGHT = 'dropdown-menu-right';
var CLASS_NAME_POSITION_STATIC = 'position-static';
var SELECTOR_DATA_TOGGLE$2 = '[data-toggle="dropdown"]';
var SELECTOR_FORM_CHILD = '.dropdown form';
var SELECTOR_MENU = '.dropdown-menu';
var SELECTOR_NAVBAR_NAV = '.navbar-nav';
var SELECTOR_VISIBLE_ITEMS = '.dropdown-menu .dropdown-item:not(.disabled):not(:disabled)';
var PLACEMENT_TOP = 'top-start';
var PLACEMENT_TOPEND = 'top-end';
var PLACEMENT_BOTTOM = 'bottom-start';
var PLACEMENT_BOTTOMEND = 'bottom-end';
var PLACEMENT_RIGHT = 'right-start';
var PLACEMENT_LEFT = 'left-start';
var Default$2 = {
offset: 0,
flip: true,
boundary: 'scrollParent',
reference: 'toggle',
display: 'dynamic',
popperConfig: null
};
var DefaultType$2 = {
offset: '(number|string|function)',
flip: 'boolean',
boundary: '(string|element)',
reference: '(string|element)',
display: 'string',
popperConfig: '(null|object)'
};
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Dropdown = /*#__PURE__*/function () {
function Dropdown(element, config) {
this._element = element;
this._popper = null;
this._config = this._getConfig(config);
this._menu = this._getMenuElement();
this._inNavbar = this._detectNavbar();
this._addEventListeners();
} // Getters
var _proto = Dropdown.prototype;
// Public
_proto.toggle = function toggle() {
if (this._element.disabled || $(this._element).hasClass(CLASS_NAME_DISABLED)) {
return;
}
var isActive = $(this._menu).hasClass(CLASS_NAME_SHOW$2);
Dropdown._clearMenus();
if (isActive) {
return;
}
this.show(true);
};
_proto.show = function show(usePopper) {
if (usePopper === void 0) {
usePopper = false;
}
if (this._element.disabled || $(this._element).hasClass(CLASS_NAME_DISABLED) || $(this._menu).hasClass(CLASS_NAME_SHOW$2)) {
return;
}
var relatedTarget = {
relatedTarget: this._element
};
var showEvent = $.Event(EVENT_SHOW$1, relatedTarget);
var parent = Dropdown._getParentFromElement(this._element);
$(parent).trigger(showEvent);
if (showEvent.isDefaultPrevented()) {
return;
} // Disable totally Popper.js for Dropdown in Navbar
if (!this._inNavbar && usePopper) {
/**
* Check for Popper dependency
* Popper - https://popper.js.org
*/
if (typeof Popper === 'undefined') {
throw new TypeError('Bootstrap\'s dropdowns require Popper.js (https://popper.js.org/)');
}
var referenceElement = this._element;
if (this._config.reference === 'parent') {
referenceElement = parent;
} else if (Util.isElement(this._config.reference)) {
referenceElement = this._config.reference; // Check if it's jQuery element
if (typeof this._config.reference.jquery !== 'undefined') {
referenceElement = this._config.reference[0];
}
} // If boundary is not `scrollParent`, then set position to `static`
// to allow the menu to "escape" the scroll parent's boundaries
// https://github.com/twbs/bootstrap/issues/24251
if (this._config.boundary !== 'scrollParent') {
$(parent).addClass(CLASS_NAME_POSITION_STATIC);
}
this._popper = new Popper(referenceElement, this._menu, this._getPopperConfig());
} // If this is a touch-enabled device we add extra
// empty mouseover listeners to the body's immediate children;
// only needed because of broken event delegation on iOS
// https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
if ('ontouchstart' in document.documentElement && $(parent).closest(SELECTOR_NAVBAR_NAV).length === 0) {
$(document.body).children().on('mouseover', null, $.noop);
}
this._element.focus();
this._element.setAttribute('aria-expanded', true);
$(this._menu).toggleClass(CLASS_NAME_SHOW$2);
$(parent).toggleClass(CLASS_NAME_SHOW$2).trigger($.Event(EVENT_SHOWN$1, relatedTarget));
};
_proto.hide = function hide() {
if (this._element.disabled || $(this._element).hasClass(CLASS_NAME_DISABLED) || !$(this._menu).hasClass(CLASS_NAME_SHOW$2)) {
return;
}
var relatedTarget = {
relatedTarget: this._element
};
var hideEvent = $.Event(EVENT_HIDE$1, relatedTarget);
var parent = Dropdown._getParentFromElement(this._element);
$(parent).trigger(hideEvent);
if (hideEvent.isDefaultPrevented()) {
return;
}
if (this._popper) {
this._popper.destroy();
}
$(this._menu).toggleClass(CLASS_NAME_SHOW$2);
$(parent).toggleClass(CLASS_NAME_SHOW$2).trigger($.Event(EVENT_HIDDEN$1, relatedTarget));
};
_proto.dispose = function dispose() {
$.removeData(this._element, DATA_KEY$4);
$(this._element).off(EVENT_KEY$4);
this._element = null;
this._menu = null;
if (this._popper !== null) {
this._popper.destroy();
this._popper = null;
}
};
_proto.update = function update() {
this._inNavbar = this._detectNavbar();
if (this._popper !== null) {
this._popper.scheduleUpdate();
}
} // Private
;
_proto._addEventListeners = function _addEventListeners() {
var _this = this;
$(this._element).on(EVENT_CLICK, function (event) {
event.preventDefault();
event.stopPropagation();
_this.toggle();
});
};
_proto._getConfig = function _getConfig(config) {
config = _extends({}, this.constructor.Default, $(this._element).data(), config);
Util.typeCheckConfig(NAME$4, config, this.constructor.DefaultType);
return config;
};
_proto._getMenuElement = function _getMenuElement() {
if (!this._menu) {
var parent = Dropdown._getParentFromElement(this._element);
if (parent) {
this._menu = parent.querySelector(SELECTOR_MENU);
}
}
return this._menu;
};
_proto._getPlacement = function _getPlacement() {
var $parentDropdown = $(this._element.parentNode);
var placement = PLACEMENT_BOTTOM; // Handle dropup
if ($parentDropdown.hasClass(CLASS_NAME_DROPUP)) {
placement = $(this._menu).hasClass(CLASS_NAME_MENURIGHT) ? PLACEMENT_TOPEND : PLACEMENT_TOP;
} else if ($parentDropdown.hasClass(CLASS_NAME_DROPRIGHT)) {
placement = PLACEMENT_RIGHT;
} else if ($parentDropdown.hasClass(CLASS_NAME_DROPLEFT)) {
placement = PLACEMENT_LEFT;
} else if ($(this._menu).hasClass(CLASS_NAME_MENURIGHT)) {
placement = PLACEMENT_BOTTOMEND;
}
return placement;
};
_proto._detectNavbar = function _detectNavbar() {
return $(this._element).closest('.navbar').length > 0;
};
_proto._getOffset = function _getOffset() {
var _this2 = this;
var offset = {};
if (typeof this._config.offset === 'function') {
offset.fn = function (data) {
data.offsets = _extends({}, data.offsets, _this2._config.offset(data.offsets, _this2._element) || {});
return data;
};
} else {
offset.offset = this._config.offset;
}
return offset;
};
_proto._getPopperConfig = function _getPopperConfig() {
var popperConfig = {
placement: this._getPlacement(),
modifiers: {
offset: this._getOffset(),
flip: {
enabled: this._config.flip
},
preventOverflow: {
boundariesElement: this._config.boundary
}
}
}; // Disable Popper.js if we have a static display
if (this._config.display === 'static') {
popperConfig.modifiers.applyStyle = {
enabled: false
};
}
return _extends({}, popperConfig, this._config.popperConfig);
} // Static
;
Dropdown._jQueryInterface = function _jQueryInterface(config) {
return this.each(function () {
var data = $(this).data(DATA_KEY$4);
var _config = typeof config === 'object' ? config : null;
if (!data) {
data = new Dropdown(this, _config);
$(this).data(DATA_KEY$4, data);
}
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError("No method named \"" + config + "\"");
}
data[config]();
}
});
};
Dropdown._clearMenus = function _clearMenus(event) {
if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH || event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
return;
}
var toggles = [].slice.call(document.querySelectorAll(SELECTOR_DATA_TOGGLE$2));
for (var i = 0, len = toggles.length; i < len; i++) {
var parent = Dropdown._getParentFromElement(toggles[i]);
var context = $(toggles[i]).data(DATA_KEY$4);
var relatedTarget = {
relatedTarget: toggles[i]
};
if (event && event.type === 'click') {
relatedTarget.clickEvent = event;
}
if (!context) {
continue;
}
var dropdownMenu = context._menu;
if (!$(parent).hasClass(CLASS_NAME_SHOW$2)) {
continue;
}
if (event && (event.type === 'click' && /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) && $.contains(parent, event.target)) {
continue;
}
var hideEvent = $.Event(EVENT_HIDE$1, relatedTarget);
$(parent).trigger(hideEvent);
if (hideEvent.isDefaultPrevented()) {
continue;
} // If this is a touch-enabled device we remove the extra
// empty mouseover listeners we added for iOS support
if ('ontouchstart' in document.documentElement) {
$(document.body).children().off('mouseover', null, $.noop);
}
toggles[i].setAttribute('aria-expanded', 'false');
if (context._popper) {
context._popper.destroy();
}
$(dropdownMenu).removeClass(CLASS_NAME_SHOW$2);
$(parent).removeClass(CLASS_NAME_SHOW$2).trigger($.Event(EVENT_HIDDEN$1, relatedTarget));
}
};
Dropdown._getParentFromElement = function _getParentFromElement(element) {
var parent;
var selector = Util.getSelectorFromElement(element);
if (selector) {
parent = document.querySelector(selector);
}
return parent || element.parentNode;
} // eslint-disable-next-line complexity
;
Dropdown._dataApiKeydownHandler = function _dataApiKeydownHandler(event) {
// If not input/textarea:
// - And not a key in REGEXP_KEYDOWN => not a dropdown command
// If input/textarea:
// - If space key => not a dropdown command
// - If key is other than escape
// - If key is not up or down => not a dropdown command
// - If trigger inside the menu => not a dropdown command
if (/input|textarea/i.test(event.target.tagName) ? event.which === SPACE_KEYCODE || event.which !== ESCAPE_KEYCODE && (event.which !== ARROW_DOWN_KEYCODE && event.which !== ARROW_UP_KEYCODE || $(event.target).closest(SELECTOR_MENU).length) : !REGEXP_KEYDOWN.test(event.which)) {
return;
}
if (this.disabled || $(this).hasClass(CLASS_NAME_DISABLED)) {
return;
}
var parent = Dropdown._getParentFromElement(this);
var isActive = $(parent).hasClass(CLASS_NAME_SHOW$2);
if (!isActive && event.which === ESCAPE_KEYCODE) {
return;
}
event.preventDefault();
event.stopPropagation();
if (!isActive || isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
if (event.which === ESCAPE_KEYCODE) {
$(parent.querySelector(SELECTOR_DATA_TOGGLE$2)).trigger('focus');
}
$(this).trigger('click');
return;
}
var items = [].slice.call(parent.querySelectorAll(SELECTOR_VISIBLE_ITEMS)).filter(function (item) {
return $(item).is(':visible');
});
if (items.length === 0) {
return;
}
var index = items.indexOf(event.target);
if (event.which === ARROW_UP_KEYCODE && index > 0) {
// Up
index--;
}
if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) {
// Down
index++;
}
if (index < 0) {
index = 0;
}
items[index].focus();
};
_createClass(Dropdown, null, [{
key: "VERSION",
get: function get() {
return VERSION$4;
}
}, {
key: "Default",
get: function get() {
return Default$2;
}
}, {
key: "DefaultType",
get: function get() {
return DefaultType$2;
}
}]);
return Dropdown;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(EVENT_KEYDOWN_DATA_API, SELECTOR_DATA_TOGGLE$2, Dropdown._dataApiKeydownHandler).on(EVENT_KEYDOWN_DATA_API, SELECTOR_MENU, Dropdown._dataApiKeydownHandler).on(EVENT_CLICK_DATA_API$4 + " " + EVENT_KEYUP_DATA_API, Dropdown._clearMenus).on(EVENT_CLICK_DATA_API$4, SELECTOR_DATA_TOGGLE$2, function (event) {
event.preventDefault();
event.stopPropagation();
Dropdown._jQueryInterface.call($(this), 'toggle');
}).on(EVENT_CLICK_DATA_API$4, SELECTOR_FORM_CHILD, function (e) {
e.stopPropagation();
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.fn[NAME$4] = Dropdown._jQueryInterface;
$.fn[NAME$4].Constructor = Dropdown;
$.fn[NAME$4].noConflict = function () {
$.fn[NAME$4] = JQUERY_NO_CONFLICT$4;
return Dropdown._jQueryInterface;
};
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME$5 = 'modal';
var VERSION$5 = '4.5.1';
var DATA_KEY$5 = 'bs.modal';
var EVENT_KEY$5 = "." + DATA_KEY$5;
var DATA_API_KEY$5 = '.data-api';
var JQUERY_NO_CONFLICT$5 = $.fn[NAME$5];
var ESCAPE_KEYCODE$1 = 27; // KeyboardEvent.which value for Escape (Esc) key
var Default$3 = {
backdrop: true,
keyboard: true,
focus: true,
show: true
};
var DefaultType$3 = {
backdrop: '(boolean|string)',
keyboard: 'boolean',
focus: 'boolean',
show: 'boolean'
};
var EVENT_HIDE$2 = "hide" + EVENT_KEY$5;
var EVENT_HIDE_PREVENTED = "hidePrevented" + EVENT_KEY$5;
var EVENT_HIDDEN$2 = "hidden" + EVENT_KEY$5;
var EVENT_SHOW$2 = "show" + EVENT_KEY$5;
var EVENT_SHOWN$2 = "shown" + EVENT_KEY$5;
var EVENT_FOCUSIN = "focusin" + EVENT_KEY$5;
var EVENT_RESIZE = "resize" + EVENT_KEY$5;
var EVENT_CLICK_DISMISS = "click.dismiss" + EVENT_KEY$5;
var EVENT_KEYDOWN_DISMISS = "keydown.dismiss" + EVENT_KEY$5;
var EVENT_MOUSEUP_DISMISS = "mouseup.dismiss" + EVENT_KEY$5;
var EVENT_MOUSEDOWN_DISMISS = "mousedown.dismiss" + EVENT_KEY$5;
var EVENT_CLICK_DATA_API$5 = "click" + EVENT_KEY$5 + DATA_API_KEY$5;
var CLASS_NAME_SCROLLABLE = 'modal-dialog-scrollable';
var CLASS_NAME_SCROLLBAR_MEASURER = 'modal-scrollbar-measure';
var CLASS_NAME_BACKDROP = 'modal-backdrop';
var CLASS_NAME_OPEN = 'modal-open';
var CLASS_NAME_FADE$1 = 'fade';
var CLASS_NAME_SHOW$3 = 'show';
var CLASS_NAME_STATIC = 'modal-static';
var SELECTOR_DIALOG = '.modal-dialog';
var SELECTOR_MODAL_BODY = '.modal-body';
var SELECTOR_DATA_TOGGLE$3 = '[data-toggle="modal"]';
var SELECTOR_DATA_DISMISS = '[data-dismiss="modal"]';
var SELECTOR_FIXED_CONTENT = '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top';
var SELECTOR_STICKY_CONTENT = '.sticky-top';
/**
* ------------------------------------------------------------------------
* Class Definition
* ------------------------------------------------------------------------
*/
var Modal = /*#__PURE__*/function () {
function Modal(element, config) {
this._config = this._getConfig(config);
this._element = element;
this._dialog = element.querySelector(SELECTOR_DIALOG);
this._backdrop = null;
this._isShown = false;
this._isBodyOverflowing = false;
this._ignoreBackdropClick = false;
this._isTransitioning = false;
this._scrollbarWidth = 0;
} // Getters
var _proto = Modal.prototype;
// Public
_proto.toggle = function toggle(relatedTarget) {
return this._isShown ? this.hide() : this.show(relatedTarget);
};
_proto.show = function show(relatedTarget) {
var _this = this;
if (this._isShown || this._isTransitioning) {
return;
}
if ($(this._element).hasClass(CLASS_NAME_FADE$1)) {
this._isTransitioning = true;
}
var showEvent = $.Event(EVENT_SHOW$2, {
relatedTarget: relatedTarget
});
$(this._element).trigger(showEvent);
if (this._isShown || showEvent.isDefaultPrevented()) {
return;
}
this._isShown = true;
this._checkScrollbar();
this._setScrollbar();
this._adjustDialog();
this._setEscapeEvent();
this._setResizeEvent();
$(this._element).on(EVENT_CLICK_DISMISS, SELECTOR_DATA_DISMISS, function (event) {
return _this.hide(event);
});
$(this._dialog).on(EVENT_MOUSEDOWN_DISMISS, function () {
$(_this._element).one(EVENT_MOUSEUP_DISMISS, function (event) {
if ($(event.target).is(_this._element)) {
_this._ignoreBackdropClick = true;
}
});
});
this._showBackdrop(function () {
return _this._showElement(relatedTarget);
});
};
_proto.hide = function hide(event) {
var _this2 = this;
if (event) {
event.preventDefault();
}
if (!this._isShown || this._isTransitioning) {
return;
}
var hideEvent = $.Event(EVENT_HIDE$2);
$(this._element).trigger(hideEvent);
if (!this._isShown || hideEvent.isDefaultPrevented()) {
return;
}
this._isShown = false;
var transition = $(this._element).hasClass(CLASS_NAME_FADE$1);
if (transition) {
this._isTransitioning = true;
}
this._setEscapeEvent();
this._setResizeEvent();
$(document).off(EVENT_FOCUSIN);
$(this._element).removeClass(CLASS_NAME_SHOW$3);
$(this._element).off(EVENT_CLICK_DISMISS);
$(this._dialog).off(EVENT_MOUSEDOWN_DISMISS);
if (transition) {
var transitionDuration = Util.getTransitionDurationFromElement(this._element);
$(this._element).one(Util.TRANSITION_END, function (event) {
return _this2._hideModal(event);
}).emulateTransitionEnd(transitionDuration);
} else {
this._hideModal();
}
};
_proto.dispose = function dispose() {
[window, this._element, this._dialog].forEach(function (htmlElement) {
return $(htmlElement).off(EVENT_KEY$5);
});
/**
* `document` has 2 events `EVENT_FOCUSIN` and `EVENT_CLICK_DATA_API`
* Do not move `document` in `htmlElements` array
* It will remove `EVENT_CLICK_DATA_API` event that should remain
*/
$(document).off(EVENT_FOCUSIN);
$.removeData(this._element, DATA_KEY$5);
this._config = null;
this._element = null;
this._dialog = null;
this._backdrop = null;
this._isShown = null;
this._isBodyOverflowing = null;
this._ignoreBackdropClick = null;
this._isTransitioning = null;
this._scrollbarWidth = null;
};
_proto.handleUpdate = function handleUpdate() {
this._adjustDialog();
} // Private
;
_proto._getConfig = function _getConfig(config) {
config = _extends({}, Default$3, config);
Util.typeCheckConfig(NAME$5, config, DefaultType$3);
return config;
};
_proto._triggerBackdropTransition = function _triggerBackdropTransition() {
var _this3 = this;
if (this._config.backdrop === 'static') {
var hideEventPrevented = $.Event(EVENT_HIDE_PREVENTED);
$(this._element).trigger(hideEventPrevented);
if (hideEventPrevented.defaultPrevented) {
return;
}
var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
if (!isModalOverflowing) {
this._element.style.overflowY = 'hidden';
}
this._element.classList.add(CLASS_NAME_STATIC);
var modalTransitionDuration = Util.getTransitionDurationFromElement(this._dialog);
$(this._element).off(Util.TRANSITION_END);
$(this._element).one(Util.TRANSITION_END, function () {
_this3._element.classList.remove(CLASS_NAME_STATIC);
if (!isModalOverflowing) {
$(_this3._element).one(Util.TRANSITION_END, function () {
_this3._element.style.overflowY = '';
}).emulateTransitionEnd(_this3._element, modalTransitionDuration);
}
}).emulateTransitionEnd(modalTransitionDuration);
this._element.focus();
} else {
this.hide();
}
};
_proto._showElement = function _showElement(relatedTarget) {
var _this4 = this;
var transition = $(this._element).hasClass(CLASS_NAME_FADE$1);
var modalBody = this._dialog ? this._dialog.querySelector(SELECTOR_MODAL_BODY) : null;
if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
// Don't move modal's DOM position
document.body.appendChild(this._element);
}
this._element.style.display = 'block';
this._element.removeAttribute('aria-hidden');
this._element.setAttribute('aria-modal', true);
this._element.setAttribute('role', 'dialog');
if ($(this._dialog).hasClass(CLASS_NAME_SCROLLABLE) && modalBody) {
modalBody.scrollTop = 0;
} else {
this._element.scrollTop = 0;
}
if (transition) {
Util.reflow(this._element);
}
$(this._element).addClass(CLASS_NAME_SHOW$3);
if (this._config.focus) {
this._enforceFocus();
}
var shownEvent = $.Event(EVENT_SHOWN$2, {
relatedTarget: relatedTarget
});
var transitionComplete = function transitionComplete() {
if (_this4._config.focus) {
_this4._element.focus();
}
_this4._isTransitioning = false;
$(_this4._element).trigger(shownEvent);
};
if (transition) {
var transitionDuration = Util.getTransitionDurationFromElement(this._dialog);
$(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(transitionDuration);
} else {
transitionComplete();
}
};
_proto._enforceFocus = function _enforceFocus() {
var _this5 = this;
$(document).off(EVENT_FOCUSIN) // Guard against infinite focus loop
.on(EVENT_FOCUSIN, function (event) {
if (document !== event.target && _this5._element !== event.target && $(_this5._element).has(event.target).length === 0) {
_this5._element.focus();
}
});
};
_proto._setEscapeEvent = function _setEscapeEvent() {
var _this6 = this;
if (this._isShown) {
$(this._element).on(EVENT_KEYDOWN_DISMISS, function (event) {
if (_this6._config.keyboard && event.which === ESCAPE_KEYCODE$1) {
event.preventDefault();
_this6.hide();
} else if (!_this6._config.keyboard && event.which === ESCAPE_KEYCODE$1) {
_this6._triggerBackdropTransition();
}
});
} else if (!this._isShown) {
$(this._element).off(EVENT_KEYDOWN_DISMISS);
}
};
_proto._setResizeEvent = function _setResizeEvent() {
var _this7 = this;
if (this._isShown) {
$(window).on(EVENT_RESIZE, function (event) {
return _this7.handleUpdate(event);
});
} else {
$(window).off(EVENT_RESIZE);
}
};
_proto._hideModal = function _hideModal() {
var _this8 = this;
this._element.style.display = 'none';
this._element.setAttribute('aria-hidden', true);
this._element.removeAttribute('aria-modal');
this._element.removeAttribute('role');
this._isTransitioning = false;
this._showBackdrop(function () {
$(document.body).removeClass(CLASS_NAME_OPEN);
_this8._resetAdjustments();
_this8._resetScrollbar();
$(_this8._element).trigger(EVENT_HIDDEN$2);
});
};
_proto._removeBackdrop = function _removeBackdrop() {
if (this._backdrop) {
$(this._backdrop).remove();
this._backdrop = null;
}
};
_proto._showBackdrop = function _showBackdrop(callback) {
var _this9 = this;
var animate = $(this._element).hasClass(CLASS_NAME_FADE$1) ? CLASS_NAME_FADE$1 : '';
if (this._isShown && this._config.backdrop) {
this._backdrop = document.createElement('div');
this._backdrop.className = CLASS_NAME_BACKDROP;
if (animate) {
this._backdrop.classList.add(animate);
}
$(this._backdrop).appendTo(document.body);
$(this._element).on(EVENT_CLICK_DISMISS, function (event) {
if (_this9._ignoreBackdropClick) {
_this9._ignoreBackdropClick = false;
return;
}
if (event.target !== event.currentTarget) {
return;
}
_this9._triggerBackdropTransition();
});
if (animate) {
Util.reflow(this._backdrop);
}
$(this._backdrop).addClass(CLASS_NAME_SHOW$3);
if (!callback) {
return;
}
if (!animate) {
callback();
return;
}
var backdropTransitionDuration = Util.getTransitionDurationFromElement(this._backdrop);
$(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(backdropTransitionDuration);
} else if (!this._isShown && this._backdrop) {
$(this._backdrop).removeClass(CLASS_NAME_SHOW$3);
var callbackRemove = function callbackRemove() {
_this9._removeBackdrop();
if (callback) {
callback();
}
};
if ($(this._element).hasClass(CLASS_NAME_FADE$1)) {
var _backdropTransitionDuration = Util.getTransitionDurationFromElement(this._backdrop);
$(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(_backdropTransitionDuration);
} else {
callbackRemove();
}
} else if (callback) {
callback();
}
} // ----------------------------------------------------------------------
// the following methods are used to handle overflowing modals
// todo (fat): these should probably be refactored out of modal.js
// ----------------------------------------------------------------------
;
_proto._adjustDialog = function _adjustDialog() {
var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;
if (!this._isBodyOverflowing && isModalOverflowing) {
this._element.style.paddingLeft = this._scrollbarWidth + "px";
}
if (this._isBodyOverflowing && !isModalOverflowing) {
this._element.style.paddingRight = this._scrollbarWidth + "px";
}
};
_proto._resetAdjustments = function _resetAdjustments() {
this._element.style.paddingLeft = '';
this._element.style.paddingRight = '';
};
_proto._checkScrollbar = function _checkScrollbar() {
var rect = document.body.getBoundingClientRect();
this._isBodyOverflowing = Math.round(rect.left + rect.right) < window.innerWidth;
this._scrollbarWidth = this._getScrollbarWidth();
};
_proto._setScrollbar = function _setScrollbar() {
var _this10 = this;
if (this._isBodyOverflowing) {
// Note: DOMNode.style.paddingRight returns the actual value or '' if not set
// while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
var fixedContent = [].slice.call(document.querySelectorAll(SELECTOR_FIXED_CONTENT));
var stickyContent = [].slice.call(document.querySelectorAll(SELECTOR_STICKY_CONTENT)); // Adjust fixed content padding
$(fixedContent).each(function (index, element) {
var actualPadding = element.style.paddingRight;
var calculatedPadding = $(element).css('padding-right');
$(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this10._scrollbarWidth + "px");
}); // Adjust sticky content margin
$(stickyContent).each(function (index, element) {
var actualMargin = element.style.marginRight;
var calculatedMargin = $(element).css('margin-right');
$(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) - _this10._scrollbarWidth + "px");
}); // Adjust body padding
var actualPadding = document.body.style.paddingRight;
var calculatedPadding = $(document.body).css('padding-right');
$(document.body).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + "px");
}
$(document.body).addClass(CLASS_NAME_OPEN);
};
_proto._resetScrollbar = function _resetScrollbar() {
// Restore fixed content padding
var fixedContent = [].slice.call(document.querySelectorAll(SELECTOR_FIXED_CONTENT));
$(fixedContent).each(function (index, element) {
var padding = $(element).data('padding-right');
$(element).removeData('padding-right');
element.style.paddingRight = padding ? padding : '';
}); // Restore sticky content
var elements = [].slice.call(document.querySelectorAll("" + SELECTOR_STICKY_CONTENT));
$(elements).each(function (index, element) {
var margin = $(element).data('margin-right');
if (typeof margin !== 'undefined') {
$(element).css('margin-right', margin).removeData('margin-right');
}
}); // Restore body padding
var padding = $(document.body).data('padding-right');
$(document.body).removeData('padding-right');
document.body.style.paddingRight = padding ? padding : '';
};
_proto._getScrollbarWidth = function _getScrollbarWidth() {
// thx d.walsh
var scrollDiv = document.createElement('div');
scrollDiv.className = CLASS_NAME_SCROLLBAR_MEASURER;
document.body.appendChild(scrollDiv);
var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
document.body.removeChild(scrollDiv);
return scrollbarWidth;
} // Static
;
Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
return this.each(function () {
var data = $(this).data(DATA_KEY$5);
var _config = _extends({}, Default$3, $(this).data(), typeof config === 'object' && config ? config : {});
if (!data) {
data = new Modal(this, _config);
$(this).data(DATA_KEY$5, data);
}
if (typeof config === 'string') {
if (typeof data[config] === 'undefined') {
throw new TypeError("No method named \"" + config + "\"");
}
data[config](relatedTarget);
} else if (_config.show) {
data.show(relatedTarget);
}
});
};
_createClass(Modal, null, [{
key: "VERSION",
get: function get() {
return VERSION$5;
}
}, {
key: "Default",
get: function get() {
return Default$3;
}
}]);
return Modal;
}();
/**
* ------------------------------------------------------------------------
* Data Api implementation
* ------------------------------------------------------------------------
*/
$(document).on(EVENT_CLICK_DATA_API$5, SELECTOR_DATA_TOGGLE$3, function (event) {
var _this11 = this;
var target;
var selector = Util.getSelectorFromElement(this);
if (selector) {
target = document.querySelector(selector);
}
var config = $(target).data(DATA_KEY$5) ? 'toggle' : _extends({}, $(target).data(), $(this).data());
if (this.tagName === 'A' || this.tagName === 'AREA') {
event.preventDefault();
}
var $target = $(target).one(EVENT_SHOW$2, function (showEvent) {
if (showEvent.isDefaultPrevented()) {
// Only register focus restorer if modal will actually get shown
return;
}
$target.one(EVENT_HIDDEN$2, function () {
if ($(_this11).is(':visible')) {
_this11.focus();
}
});
});
Modal._jQueryInterface.call($(target), config, this);
});
/**
* ------------------------------------------------------------------------
* jQuery
* ------------------------------------------------------------------------
*/
$.fn[NAME$5] = Modal._jQueryInterface;
$.fn[NAME$5].Constructor = Modal;
$.fn[NAME$5].noConflict = function () {
$.fn[NAME$5] = JQUERY_NO_CONFLICT$5;
return Modal._jQueryInterface;
};
/**
* --------------------------------------------------------------------------
* Bootstrap (v4.5.1): tools/sanitizer.js
* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
* --------------------------------------------------------------------------
*/
var uriAttrs = ['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href'];
var ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i;
var DefaultWhitelist = {
// Global attributes allowed on any supplied element below.
'*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN],
a: ['target', 'href', 'title', 'rel'],
area: [],
b: [],
br: [],
col: [],
code: [],
div: [],
em: [],
hr: [],
h1: [],
h2: [],
h3: [],
h4: [],
h5: [],
h6: [],
i: [],
img: ['src', 'srcset', 'alt', 'title', 'width', 'height'],
li: [],
ol: [],
p: [],
pre: [],
s: [],
small: [],
span: [],
sub: [],
sup: [],
strong: [],
u: [],
ul: []
};
/**
* A pattern that recognizes a commonly useful subset of URLs that are safe.
*
* Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
*/
var SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file):|[^#&/:?]*(?:[#/?]|$))/gi;
/**
* A pattern that matches safe data URLs. Only matches image, video and audio types.
*
* Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
*/
var DATA_URL_PATTERN = /^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[\d+/a-z]+=*$/i;
function allowedAttribute(attr, allowedAttributeList) {
var attrName = attr.nodeName.toLowerCase();
if (allowedAttributeList.indexOf(attrName) !== -1) {
if (uriAttrs.indexOf(attrName) !== -1) {
return Boolean(attr.nodeValue.match(SAFE_URL_PATTERN) || attr.nodeValue.match(DATA_URL_PATTERN));
}
return true;
}
var regExp = allowedAttributeList.filter(function (attrRegex) {
return attrRegex instanceof RegExp;
}); // Check if a regular expression validates the attribute.
for (var i = 0, len = regExp.length; i < len; i++) {
if (attrName.match(regExp[i])) {
return true;
}
}
return false;
}
function sanitizeHtml(unsafeHtml, whiteList, sanitizeFn) {
if (unsafeHtml.length === 0) {
return unsafeHtml;
}
if (sanitizeFn && typeof sanitizeFn === 'function') {
return sanitizeFn(unsafeHtml);
}
var domParser = new window.DOMParser();
var createdDocument = domParser.parseFromString(unsafeHtml, 'text/html');
var whitelistKeys = Object.keys(whiteList);
var elements = [].slice.call(createdDocument.body.querySelectorAll('*'));
var _loop = function _loop(i, len) {
var el = elements[i];
var elName = el.nodeName.toLowerCase();
if (whitelistKeys.indexOf(el.nodeName.toLowerCase()) === -1) {
el.parentNode.removeChild(el);
return "continue";
}
var attributeList = [].slice.call(el.attributes);
var whitelistedAttributes = [].concat(whiteList['*'] || [], whiteList[elName] || []);
attributeList.forEach(function (attr) {
if (!allowedAttribute(attr, whitelistedAttributes)) {
el.removeAttribute(attr.nodeName);
}
});
};
for (var i = 0, len = elements.length; i < len; i++) {
var _ret = _loop(i);
if (_ret === "continue") continue;
}
return createdDocument.body.innerHTML;
}
/**
* ------------------------------------------------------------------------
* Constants
* ------------------------------------------------------------------------
*/
var NAME$6 = 'tooltip';
var VERSION$6 = '4.5.1';
var DATA_KEY$6 = 'bs.tooltip';
var EVENT_KEY$6 = "." + DATA_KEY$6;
var JQUERY_NO_CONFLICT$6 = $.fn[NAME$6];
var CLASS_PREFIX = 'bs-tooltip';
var BSCLS_PREFIX_REGEX = new RegExp("(^|\\s)" + CLASS_PREFIX + "\\S+", 'g');
var DISALLOWED_ATTRIBUTES = ['sanitize', 'whiteList', 'sanitizeFn'];
var DefaultType$4 = {
animation: 'boolean',
template: 'string',
title: '(string|element|function)',
trigger: 'string',
delay: '(number|object)',
html: 'boolean',
selector: '(string|boolean)',
placement: '(string|function)',
offset: '(number|string|function)',
container: '(string|element|boolean)',
fallbackPlacement: '(string|array)',
boundary: '(string|element)',
sanitize: 'boolean',
sanitizeFn: '(null|function)',
whiteList: 'object',
popperConfig: '(null|object)'
};
var AttachmentMap = {
AUTO: 'auto',
TOP: 'top',
RIGHT: 'right',
BOTTOM: 'bottom',
LEFT: 'left'
};
var Default$4 = {
animation: true,
template: '
