/*!
* sweetalert2 v11.6.15
* Released under the MIT License.
*/
(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
  typeof define === 'function' && define.amd ? define(factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.Sweetalert2 = factory());
})(this, (function () { 'use strict';

  /**
   * This module contains `WeakMap`s for each effectively-"private  property" that a `Swal` has.
   * For example, to set the private property "foo" of `this` to "bar", you can `privateProps.foo.set(this, 'bar')`
   * This is the approach that Babel will probably take to implement private methods/fields
   *   https://github.com/tc39/proposal-private-methods
   *   https://github.com/babel/babel/pull/7555
   * Once we have the changes from that PR in Babel, and our core class fits reasonable in *one module*
   *   then we can use that language feature.
   */

  var privateProps = {
    awaitingPromise: new WeakMap(),
    promise: new WeakMap(),
    innerParams: new WeakMap(),
    domCache: new WeakMap()
  };

  const swalPrefix = 'swal2-';

  /**
   * @param {string[]} items
   * @returns {object}
   */
  const prefix = items => {
    const result = {};
    for (const i in items) {
      result[items[i]] = swalPrefix + items[i];
    }
    return result;
  };
  const swalClasses = prefix(['container', 'shown', 'height-auto', 'iosfix', 'popup', 'modal', 'no-backdrop', 'no-transition', 'toast', 'toast-shown', 'show', 'hide', 'close', 'title', 'html-container', 'actions', 'confirm', 'deny', 'cancel', 'default-outline', 'footer', 'icon', 'icon-content', 'image', 'input', 'file', 'range', 'select', 'radio', 'checkbox', 'label', 'textarea', 'inputerror', 'input-label', 'validation-message', 'progress-steps', 'active-progress-step', 'progress-step', 'progress-step-line', 'loader', 'loading', 'styled', 'top', 'top-start', 'top-end', 'top-left', 'top-right', 'center', 'center-start', 'center-end', 'center-left', 'center-right', 'bottom', 'bottom-start', 'bottom-end', 'bottom-left', 'bottom-right', 'grow-row', 'grow-column', 'grow-fullscreen', 'rtl', 'timer-progress-bar', 'timer-progress-bar-container', 'scrollbar-measure', 'icon-success', 'icon-warning', 'icon-info', 'icon-question', 'icon-error']);
  const iconTypes = prefix(['success', 'warning', 'info', 'question', 'error']);

  const consolePrefix = 'SweetAlert2:';

  /**
   * Filter the unique values into a new array
   *
   * @param {Array} arr
   * @returns {Array}
   */
  const uniqueArray = arr => {
    const result = [];
    for (let i = 0; i < arr.length; i++) {
      if (result.indexOf(arr[i]) === -1) {
        result.push(arr[i]);
      }
    }
    return result;
  };

  /**
   * Capitalize the first letter of a string
   *
   * @param {string} str
   * @returns {string}
   */
  const capitalizeFirstLetter = str => str.charAt(0).toUpperCase() + str.slice(1);

  /**
   * Standardize console warnings
   *
   * @param {string | Array} message
   */
  const warn = message => {
    console.warn(`${consolePrefix} ${typeof message === 'object' ? message.join(' ') : message}`);
  };

  /**
   * Standardize console errors
   *
   * @param {string} message
   */
  const error = message => {
    console.error(`${consolePrefix} ${message}`);
  };

  /**
   * Private global state for `warnOnce`
   *
   * @type {Array}
   * @private
   */
  const previousWarnOnceMessages = [];

  /**
   * Show a console warning, but only if it hasn't already been shown
   *
   * @param {string} message
   */
  const warnOnce = message => {
    if (!previousWarnOnceMessages.includes(message)) {
      previousWarnOnceMessages.push(message);
      warn(message);
    }
  };

  /**
   * Show a one-time console warning about deprecated params/methods
   *
   * @param {string} deprecatedParam
   * @param {string} useInstead
   */
  const warnAboutDeprecation = (deprecatedParam, useInstead) => {
    warnOnce(`"${deprecatedParam}" is deprecated and will be removed in the next major release. Please use "${useInstead}" instead.`);
  };

  /**
   * If `arg` is a function, call it (with no arguments or context) and return the result.
   * Otherwise, just pass the value through
   *
   * @param {Function | any} arg
   * @returns {any}
   */
  const callIfFunction = arg => typeof arg === 'function' ? arg() : arg;

  /**
   * @param {any} arg
   * @returns {boolean}
   */
  const hasToPromiseFn = arg => arg && typeof arg.toPromise === 'function';

  /**
   * @param {any} arg
   * @returns {Promise}
   */
  const asPromise = arg => hasToPromiseFn(arg) ? arg.toPromise() : Promise.resolve(arg);

  /**
   * @param {any} arg
   * @returns {boolean}
   */
  const isPromise = arg => arg && Promise.resolve(arg) === arg;

  /**
   * Gets the popup container which contains the backdrop and the popup itself.
   *
   * @returns {HTMLElement | null}
   */
  const getContainer = () => document.body.querySelector(`.${swalClasses.container}`);

  /**
   * @param {string} selectorString
   * @returns {HTMLElement | null}
   */
  const elementBySelector = selectorString => {
    const container = getContainer();
    return container ? container.querySelector(selectorString) : null;
  };

  /**
   * @param {string} className
   * @returns {HTMLElement | null}
   */
  const elementByClass = className => {
    return elementBySelector(`.${className}`);
  };

  /**
   * @returns {HTMLElement | null}
   */
  const getPopup = () => elementByClass(swalClasses.popup);

  /**
   * @returns {HTMLElement | null}
   */
  const getIcon = () => elementByClass(swalClasses.icon);

  /**
   * @returns {HTMLElement | null}
   */
  const getIconContent = () => elementByClass(swalClasses['icon-content']);

  /**
   * @returns {HTMLElement | null}
   */
  const getTitle = () => elementByClass(swalClasses.title);

  /**
   * @returns {HTMLElement | null}
   */
  const getHtmlContainer = () => elementByClass(swalClasses['html-container']);

  /**
   * @returns {HTMLElement | null}
   */
  const getImage = () => elementByClass(swalClasses.image);

  /**
   * @returns {HTMLElement | null}
   */
  const getProgressSteps = () => elementByClass(swalClasses['progress-steps']);

  /**
   * @returns {HTMLElement | null}
   */
  const getValidationMessage = () => elementByClass(swalClasses['validation-message']);

  /**
   * @returns {HTMLElement | null}
   */
  const getConfirmButton = () => elementBySelector(`.${swalClasses.actions} .${swalClasses.confirm}`);

  /**
   * @returns {HTMLElement | null}
   */
  const getDenyButton = () => elementBySelector(`.${swalClasses.actions} .${swalClasses.deny}`);

  /**
   * @returns {HTMLElement | null}
   */
  const getInputLabel = () => elementByClass(swalClasses['input-label']);

  /**
   * @returns {HTMLElement | null}
   */
  const getLoader = () => elementBySelector(`.${swalClasses.loader}`);

  /**
   * @returns {HTMLElement | null}
   */
  const getCancelButton = () => elementBySelector(`.${swalClasses.actions} .${swalClasses.cancel}`);

  /**
   * @returns {HTMLElement | null}
   */
  const getActions = () => elementByClass(swalClasses.actions);

  /**
   * @returns {HTMLElement | null}
   */
  const getFooter = () => elementByClass(swalClasses.footer);

  /**
   * @returns {HTMLElement | null}
   */
  const getTimerProgressBar = () => elementByClass(swalClasses['timer-progress-bar']);

  /**
   * @returns {HTMLElement | null}
   */
  const getCloseButton = () => elementByClass(swalClasses.close);

  // https://github.com/jkup/focusable/blob/master/index.js
  const focusable = `
  a[href],
  area[href],
  input:not([disabled]),
  select:not([disabled]),
  textarea:not([disabled]),
  button:not([disabled]),
  iframe,
  object,
  embed,
  [tabindex="0"],
  [contenteditable],
  audio[controls],
  video[controls],
  summary
`;
  /**
   * @returns {HTMLElement[]}
   */
  const getFocusableElements = () => {
    const focusableElementsWithTabindex = Array.from(getPopup().querySelectorAll('[tabindex]:not([tabindex="-1"]):not([tabindex="0"])'))
    // sort according to tabindex
    .sort((a, b) => {
      const tabindexA = parseInt(a.getAttribute('tabindex'));
      const tabindexB = parseInt(b.getAttribute('tabindex'));
      if (tabindexA > tabindexB) {
        return 1;
      } else if (tabindexA < tabindexB) {
        return -1;
      }
      return 0;
    });
    const otherFocusableElements = Array.from(getPopup().querySelectorAll(focusable)).filter(el => el.getAttribute('tabindex') !== '-1');
    return uniqueArray(focusableElementsWithTabindex.concat(otherFocusableElements)).filter(el => isVisible$1(el));
  };

  /**
   * @returns {boolean}
   */
  const isModal = () => {
    return hasClass(document.body, swalClasses.shown) && !hasClass(document.body, swalClasses['toast-shown']) && !hasClass(document.body, swalClasses['no-backdrop']);
  };

  /**
   * @returns {boolean}
   */
  const isToast = () => {
    return getPopup() && hasClass(getPopup(), swalClasses.toast);
  };

  /**
   * @returns {boolean}
   */
  const isLoading = () => {
    return getPopup().hasAttribute('data-loading');
  };

  // Remember state in cases where opening and handling a modal will fiddle with it.
  const states = {
    previousBodyPadding: null
  };

  /**
   * Securely set innerHTML of an element
   * https://github.com/sweetalert2/sweetalert2/issues/1926
   *
   * @param {HTMLElement} elem
   * @param {string} html
   */
  const setInnerHtml = (elem, html) => {
    elem.textContent = '';
    if (html) {
      const parser = new DOMParser();
      const parsed = parser.parseFromString(html, `text/html`);
      Array.from(parsed.querySelector('head').childNodes).forEach(child => {
        elem.appendChild(child);
      });
      Array.from(parsed.querySelector('body').childNodes).forEach(child => {
        if (child instanceof HTMLVideoElement || child instanceof HTMLAudioElement) {
          elem.appendChild(child.cloneNode(true)); // https://github.com/sweetalert2/sweetalert2/issues/2507
        } else {
          elem.appendChild(child);
        }
      });
    }
  };

  /**
   * @param {HTMLElement} elem
   * @param {string} className
   * @returns {boolean}
   */
  const hasClass = (elem, className) => {
    if (!className) {
      return false;
    }
    const classList = className.split(/\s+/);
    for (let i = 0; i < classList.length; i++) {
      if (!elem.classList.contains(classList[i])) {
        return false;
      }
    }
    return true;
  };

  /**
   * @param {HTMLElement} elem
   * @param {SweetAlertOptions} params
   */
  const removeCustomClasses = (elem, params) => {
    Array.from(elem.classList).forEach(className => {
      if (!Object.values(swalClasses).includes(className) && !Object.values(iconTypes).includes(className) && !Object.values(params.showClass).includes(className)) {
        elem.classList.remove(className);
      }
    });
  };

  /**
   * @param {HTMLElement} elem
   * @param {SweetAlertOptions} params
   * @param {string} className
   */
  const applyCustomClass = (elem, params, className) => {
    removeCustomClasses(elem, params);
    if (params.customClass && params.customClass[className]) {
      if (typeof params.customClass[className] !== 'string' && !params.customClass[className].forEach) {
        warn(`Invalid type of customClass.${className}! Expected string or iterable object, got "${typeof params.customClass[className]}"`);
        return;
      }
      addClass(elem, params.customClass[className]);
    }
  };

  /**
   * @param {HTMLElement} popup
   * @param {import('./renderers/renderInput').InputClass} inputClass
   * @returns {HTMLInputElement | null}
   */
  const getInput$1 = (popup, inputClass) => {
    if (!inputClass) {
      return null;
    }
    switch (inputClass) {
      case 'select':
      case 'textarea':
      case 'file':
        return popup.querySelector(`.${swalClasses.popup} > .${swalClasses[inputClass]}`);
      case 'checkbox':
        return popup.querySelector(`.${swalClasses.popup} > .${swalClasses.checkbox} input`);
      case 'radio':
        return popup.querySelector(`.${swalClasses.popup} > .${swalClasses.radio} input:checked`) || popup.querySelector(`.${swalClasses.popup} > .${swalClasses.radio} input:first-child`);
      case 'range':
        return popup.querySelector(`.${swalClasses.popup} > .${swalClasses.range} input`);
      default:
        return popup.querySelector(`.${swalClasses.popup} > .${swalClasses.input}`);
    }
  };

  /**
   * @param {HTMLInputElement | HTMLTextAreaElement | HTMLSelectElement} input
   */
  const focusInput = input => {
    input.focus();

    // place cursor at end of text in text input
    if (input.type !== 'file') {
      // http://stackoverflow.com/a/2345915
      const val = input.value;
      input.value = '';
      input.value = val;
    }
  };

  /**
   * @param {HTMLElement | HTMLElement[] | null} target
   * @param {string | string[] | readonly string[]} classList
   * @param {boolean} condition
   */
  const toggleClass = (target, classList, condition) => {
    if (!target || !classList) {
      return;
    }
    if (typeof classList === 'string') {
      classList = classList.split(/\s+/).filter(Boolean);
    }
    classList.forEach(className => {
      if (Array.isArray(target)) {
        target.forEach(elem => {
          condition ? elem.classList.add(className) : elem.classList.remove(className);
        });
      } else {
        condition ? target.classList.add(className) : target.classList.remove(className);
      }
    });
  };

  /**
   * @param {HTMLElement | HTMLElement[] | null} target
   * @param {string | string[] | readonly string[]} classList
   */
  const addClass = (target, classList) => {
    toggleClass(target, classList, true);
  };

  /**
   * @param {HTMLElement | HTMLElement[] | null} target
   * @param {string | string[] | readonly string[]} classList
   */
  const removeClass = (target, classList) => {
    toggleClass(target, classList, false);
  };

  /**
   * Get direct child of an element by class name
   *
   * @param {HTMLElement} elem
   * @param {string} className
   * @returns {HTMLElement | undefined}
   */
  const getDirectChildByClass = (elem, className) => {
    const children = Array.from(elem.children);
    for (let i = 0; i < children.length; i++) {
      const child = children[i];
      if (child instanceof HTMLElement && hasClass(child, className)) {
        return child;
      }
    }
  };

  /**
   * @param {HTMLElement} elem
   * @param {string} property
   * @param {*} value
   */
  const applyNumericalStyle = (elem, property, value) => {
    if (value === `${parseInt(value)}`) {
      value = parseInt(value);
    }
    if (value || parseInt(value) === 0) {
      elem.style[property] = typeof value === 'number' ? `${value}px` : value;
    } else {
      elem.style.removeProperty(property);
    }
  };

  /**
   * @param {HTMLElement} elem
   * @param {string} display
   */
  const show = function (elem) {
    let display = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'flex';
    elem.style.display = display;
  };

  /**
   * @param {HTMLElement} elem
   */
  const hide = elem => {
    elem.style.display = 'none';
  };

  /**
   * @param {HTMLElement} parent
   * @param {string} selector
   * @param {string} property
   * @param {string} value
   */
  const setStyle = (parent, selector, property, value) => {
    /** @type {HTMLElement} */
    const el = parent.querySelector(selector);
    if (el) {
      el.style[property] = value;
    }
  };

  /**
   * @param {HTMLElement} elem
   * @param {any} condition
   * @param {string} display
   */
  const toggle = function (elem, condition) {
    let display = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 'flex';
    condition ? show(elem, display) : hide(elem);
  };

  /**
   * borrowed from jquery $(elem).is(':visible') implementation
   *
   * @param {HTMLElement} elem
   * @returns {boolean}
   */
  const isVisible$1 = elem => !!(elem && (elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length));

  /**
   * @returns {boolean}
   */
  const allButtonsAreHidden = () => !isVisible$1(getConfirmButton()) && !isVisible$1(getDenyButton()) && !isVisible$1(getCancelButton());

  /**
   * @param {HTMLElement} elem
   * @returns {boolean}
   */
  const isScrollable = elem => !!(elem.scrollHeight > elem.clientHeight);

  /**
   * borrowed from https://stackoverflow.com/a/46352119
   *
   * @param {HTMLElement} elem
   * @returns {boolean}
   */
  const hasCssAnimation = elem => {
    const style = window.getComputedStyle(elem);
    const animDuration = parseFloat(style.getPropertyValue('animation-duration') || '0');
    const transDuration = parseFloat(style.getPropertyValue('transition-duration') || '0');
    return animDuration > 0 || transDuration > 0;
  };

  /**
   * @param {number} timer
   * @param {boolean} reset
   */
  const animateTimerProgressBar = function (timer) {
    let reset = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
    const timerProgressBar = getTimerProgressBar();
    if (isVisible$1(timerProgressBar)) {
      if (reset) {
        timerProgressBar.style.transition = 'none';
        timerProgressBar.style.width = '100%';
      }
      setTimeout(() => {
        timerProgressBar.style.transition = `width ${timer / 1000}s linear`;
        timerProgressBar.style.width = '0%';
      }, 10);
    }
  };
  const stopTimerProgressBar = () => {
    const timerProgressBar = getTimerProgressBar();
    const timerProgressBarWidth = parseInt(window.getComputedStyle(timerProgressBar).width);
    timerProgressBar.style.removeProperty('transition');
    timerProgressBar.style.width = '100%';
    const timerProgressBarFullWidth = parseInt(window.getComputedStyle(timerProgressBar).width);
    const timerProgressBarPercent = timerProgressBarWidth / timerProgressBarFullWidth * 100;
    timerProgressBar.style.removeProperty('transition');
    timerProgressBar.style.width = `${timerProgressBarPercent}%`;
  };

  const RESTORE_FOCUS_TIMEOUT = 100;

  /** @type {GlobalState} */
  const globalState = {};
  const focusPreviousActiveElement = () => {
    if (globalState.previousActiveElement instanceof HTMLElement) {
      globalState.previousActiveElement.focus();
      globalState.previousActiveElement = null;
    } else if (document.body) {
      document.body.focus();
    }
  };

  /**
   * Restore previous active (focused) element
   *
   * @param {boolean} returnFocus
   * @returns {Promise}
   */
  const restoreActiveElement = returnFocus => {
    return new Promise(resolve => {
      if (!returnFocus) {
        return resolve();
      }
      const x = window.scrollX;
      const y = window.scrollY;
      globalState.restoreFocusTimeout = setTimeout(() => {
        focusPreviousActiveElement();
        resolve();
      }, RESTORE_FOCUS_TIMEOUT); // issues/900

      window.scrollTo(x, y);
    });
  };

  /**
   * Detect Node env
   *
   * @returns {boolean}
   */
  const isNodeEnv = () => typeof window === 'undefined' || typeof document === 'undefined';

  const sweetHTML = `
 <div aria-labelledby="${swalClasses.title}" aria-describedby="${swalClasses['html-container']}" class="${swalClasses.popup}" tabindex="-1">
   <button type="button" class="${swalClasses.close}"></button>
   <ul class="${swalClasses['progress-steps']}"></ul>
   <div class="${swalClasses.icon}"></div>
   <img class="${swalClasses.image}" />
   <h2 class="${swalClasses.title}" id="${swalClasses.title}"></h2>
   <div class="${swalClasses['html-container']}" id="${swalClasses['html-container']}"></div>
   <input class="${swalClasses.input}" />
   <input type="file" class="${swalClasses.file}" />
   <div class="${swalClasses.range}">
     <input type="range" />
     <output></output>
   </div>
   <select class="${swalClasses.select}"></select>
   <div class="${swalClasses.radio}"></div>
   <label for="${swalClasses.checkbox}" class="${swalClasses.checkbox}">
     <input type="checkbox" />
     <span class="${swalClasses.label}"></span>
   </label>
   <textarea class="${swalClasses.textarea}"></textarea>
   <div class="${swalClasses['validation-message']}" id="${swalClasses['validation-message']}"></div>
   <div class="${swalClasses.actions}">
     <div class="${swalClasses.loader}"></div>
     <button type="button" class="${swalClasses.confirm}"></button>
     <button type="button" class="${swalClasses.deny}"></button>
     <button type="button" class="${swalClasses.cancel}"></button>
   </div>
   <div class="${swalClasses.footer}"></div>
   <div class="${swalClasses['timer-progress-bar-container']}">
     <div class="${swalClasses['timer-progress-bar']}"></div>
   </div>
 </div>
`.replace(/(^|\n)\s*/g, '');

  /**
   * @returns {boolean}
   */
  const resetOldContainer = () => {
    const oldContainer = getContainer();
    if (!oldContainer) {
      return false;
    }
    oldContainer.remove();
    removeClass([document.documentElement, document.body], [swalClasses['no-backdrop'], swalClasses['toast-shown'], swalClasses['has-column']]);
    return true;
  };
  const resetValidationMessage$1 = () => {
    globalState.currentInstance.resetValidationMessage();
  };
  const addInputChangeListeners = () => {
    const popup = getPopup();
    const input = getDirectChildByClass(popup, swalClasses.input);
    const file = getDirectChildByClass(popup, swalClasses.file);
    /** @type {HTMLInputElement} */
    const range = popup.querySelector(`.${swalClasses.range} input`);
    /** @type {HTMLOutputElement} */
    const rangeOutput = popup.querySelector(`.${swalClasses.range} output`);
    const select = getDirectChildByClass(popup, swalClasses.select);
    /** @type {HTMLInputElement} */
    const checkbox = popup.querySelector(`.${swalClasses.checkbox} input`);
    const textarea = getDirectChildByClass(popup, swalClasses.textarea);
    input.oninput = resetValidationMessage$1;
    file.onchange = resetValidationMessage$1;
    select.onchange = resetValidationMessage$1;
    checkbox.onchange = resetValidationMessage$1;
    textarea.oninput = resetValidationMessage$1;
    range.oninput = () => {
      resetValidationMessage$1();
      rangeOutput.value = range.value;
    };
    range.onchange = () => {
      resetValidationMessage$1();
      rangeOutput.value = range.value;
    };
  };

  /**
   * @param {string | HTMLElement} target
   * @returns {HTMLElement}
   */
  const getTarget = target => typeof target === 'string' ? document.querySelector(target) : target;

  /**
   * @param {SweetAlertOptions} params
   */
  const setupAccessibility = params => {
    const popup = getPopup();
    popup.setAttribute('role', params.toast ? 'alert' : 'dialog');
    popup.setAttribute('aria-live', params.toast ? 'polite' : 'assertive');
    if (!params.toast) {
      popup.setAttribute('aria-modal', 'true');
    }
  };

  /**
   * @param {HTMLElement} targetElement
   */
  const setupRTL = targetElement => {
    if (window.getComputedStyle(targetElement).direction === 'rtl') {
      addClass(getContainer(), swalClasses.rtl);
    }
  };

  /**
   * Add modal + backdrop + no-war message for Russians to DOM
   *
   * @param {SweetAlertOptions} params
   */
  const init = params => {
    // Clean up the old popup container if it exists
    const oldContainerExisted = resetOldContainer();

    /* istanbul ignore if */
    if (isNodeEnv()) {
      error('SweetAlert2 requires document to initialize');
      return;
    }
    const container = document.createElement('div');
    container.className = swalClasses.container;
    if (oldContainerExisted) {
      addClass(container, swalClasses['no-transition']);
    }
    setInnerHtml(container, sweetHTML);
    const targetElement = getTarget(params.target);
    targetElement.appendChild(container);
    setupAccessibility(params);
    setupRTL(targetElement);
    addInputChangeListeners();
  };

  /**
   * @param {HTMLElement | object | string} param
   * @param {HTMLElement} target
   */
  const parseHtmlToContainer = (param, target) => {
    // DOM element
    if (param instanceof HTMLElement) {
      target.appendChild(param);
    }

    // Object
    else if (typeof param === 'object') {
      handleObject(param, target);
    }

    // Plain string
    else if (param) {
      setInnerHtml(target, param);
    }
  };

  /**
   * @param {object} param
   * @param {HTMLElement} target
   */
  const handleObject = (param, target) => {
    // JQuery element(s)
    if (param.jquery) {
      handleJqueryElem(target, param);
    }

    // For other objects use their string representation
    else {
      setInnerHtml(target, param.toString());
    }
  };

  /**
   * @param {HTMLElement} target
   * @param {HTMLElement} elem
   */
  const handleJqueryElem = (target, elem) => {
    target.textContent = '';
    if (0 in elem) {
      for (let i = 0; (i in elem); i++) {
        target.appendChild(elem[i].cloneNode(true));
      }
    } else {
      target.appendChild(elem.cloneNode(true));
    }
  };

  /**
   * @returns {'webkitAnimationEnd' | 'animationend' | false}
   */
  const animationEndEvent = (() => {
    // Prevent run in Node env
    /* istanbul ignore if */
    if (isNodeEnv()) {
      return false;
    }
    const testEl = document.createElement('div');
    const transEndEventNames = {
      WebkitAnimation: 'webkitAnimationEnd',
      // Chrome, Safari and Opera
      animation: 'animationend' // Standard syntax
    };

    for (const i in transEndEventNames) {
      if (Object.prototype.hasOwnProperty.call(transEndEventNames, i) && typeof testEl.style[i] !== 'undefined') {
        return transEndEventNames[i];
      }
    }
    return false;
  })();

  /**
   * Measure scrollbar width for padding body during modal show/hide
   * https://github.com/twbs/bootstrap/blob/master/js/src/modal.js
   *
   * @returns {number}
   */
  const measureScrollbar = () => {
    const scrollDiv = document.createElement('div');
    scrollDiv.className = swalClasses['scrollbar-measure'];
    document.body.appendChild(scrollDiv);
    const scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
    document.body.removeChild(scrollDiv);
    return scrollbarWidth;
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderActions = (instance, params) => {
    const actions = getActions();
    const loader = getLoader();

    // Actions (buttons) wrapper
    if (!params.showConfirmButton && !params.showDenyButton && !params.showCancelButton) {
      hide(actions);
    } else {
      show(actions);
    }

    // Custom class
    applyCustomClass(actions, params, 'actions');

    // Render all the buttons
    renderButtons(actions, loader, params);

    // Loader
    setInnerHtml(loader, params.loaderHtml);
    applyCustomClass(loader, params, 'loader');
  };

  /**
   * @param {HTMLElement} actions
   * @param {HTMLElement} loader
   * @param {SweetAlertOptions} params
   */
  function renderButtons(actions, loader, params) {
    const confirmButton = getConfirmButton();
    const denyButton = getDenyButton();
    const cancelButton = getCancelButton();

    // Render buttons
    renderButton(confirmButton, 'confirm', params);
    renderButton(denyButton, 'deny', params);
    renderButton(cancelButton, 'cancel', params);
    handleButtonsStyling(confirmButton, denyButton, cancelButton, params);
    if (params.reverseButtons) {
      if (params.toast) {
        actions.insertBefore(cancelButton, confirmButton);
        actions.insertBefore(denyButton, confirmButton);
      } else {
        actions.insertBefore(cancelButton, loader);
        actions.insertBefore(denyButton, loader);
        actions.insertBefore(confirmButton, loader);
      }
    }
  }

  /**
   * @param {HTMLElement} confirmButton
   * @param {HTMLElement} denyButton
   * @param {HTMLElement} cancelButton
   * @param {SweetAlertOptions} params
   */
  function handleButtonsStyling(confirmButton, denyButton, cancelButton, params) {
    if (!params.buttonsStyling) {
      removeClass([confirmButton, denyButton, cancelButton], swalClasses.styled);
      return;
    }
    addClass([confirmButton, denyButton, cancelButton], swalClasses.styled);

    // Buttons background colors
    if (params.confirmButtonColor) {
      confirmButton.style.backgroundColor = params.confirmButtonColor;
      addClass(confirmButton, swalClasses['default-outline']);
    }
    if (params.denyButtonColor) {
      denyButton.style.backgroundColor = params.denyButtonColor;
      addClass(denyButton, swalClasses['default-outline']);
    }
    if (params.cancelButtonColor) {
      cancelButton.style.backgroundColor = params.cancelButtonColor;
      addClass(cancelButton, swalClasses['default-outline']);
    }
  }

  /**
   * @param {HTMLElement} button
   * @param {'confirm' | 'deny' | 'cancel'} buttonType
   * @param {SweetAlertOptions} params
   */
  function renderButton(button, buttonType, params) {
    toggle(button, params[`show${capitalizeFirstLetter(buttonType)}Button`], 'inline-block');
    setInnerHtml(button, params[`${buttonType}ButtonText`]); // Set caption text
    button.setAttribute('aria-label', params[`${buttonType}ButtonAriaLabel`]); // ARIA label

    // Add buttons custom classes
    button.className = swalClasses[buttonType];
    applyCustomClass(button, params, `${buttonType}Button`);
    addClass(button, params[`${buttonType}ButtonClass`]);
  }

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderCloseButton = (instance, params) => {
    const closeButton = getCloseButton();
    setInnerHtml(closeButton, params.closeButtonHtml);

    // Custom class
    applyCustomClass(closeButton, params, 'closeButton');
    toggle(closeButton, params.showCloseButton);
    closeButton.setAttribute('aria-label', params.closeButtonAriaLabel);
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderContainer = (instance, params) => {
    const container = getContainer();
    if (!container) {
      return;
    }
    handleBackdropParam(container, params.backdrop);
    handlePositionParam(container, params.position);
    handleGrowParam(container, params.grow);

    // Custom class
    applyCustomClass(container, params, 'container');
  };

  /**
   * @param {HTMLElement} container
   * @param {SweetAlertOptions['backdrop']} backdrop
   */
  function handleBackdropParam(container, backdrop) {
    if (typeof backdrop === 'string') {
      container.style.background = backdrop;
    } else if (!backdrop) {
      addClass([document.documentElement, document.body], swalClasses['no-backdrop']);
    }
  }

  /**
   * @param {HTMLElement} container
   * @param {SweetAlertOptions['position']} position
   */
  function handlePositionParam(container, position) {
    if (position in swalClasses) {
      addClass(container, swalClasses[position]);
    } else {
      warn('The "position" parameter is not valid, defaulting to "center"');
      addClass(container, swalClasses.center);
    }
  }

  /**
   * @param {HTMLElement} container
   * @param {SweetAlertOptions['grow']} grow
   */
  function handleGrowParam(container, grow) {
    if (grow && typeof grow === 'string') {
      const growClass = `grow-${grow}`;
      if (growClass in swalClasses) {
        addClass(container, swalClasses[growClass]);
      }
    }
  }

  /// <reference path="../../../../sweetalert2.d.ts"/>

  /** @type {InputClass[]} */
  const inputClasses = ['input', 'file', 'range', 'select', 'radio', 'checkbox', 'textarea'];

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderInput = (instance, params) => {
    const popup = getPopup();
    const innerParams = privateProps.innerParams.get(instance);
    const rerender = !innerParams || params.input !== innerParams.input;
    inputClasses.forEach(inputClass => {
      const inputContainer = getDirectChildByClass(popup, swalClasses[inputClass]);

      // set attributes
      setAttributes(inputClass, params.inputAttributes);

      // set class
      inputContainer.className = swalClasses[inputClass];
      if (rerender) {
        hide(inputContainer);
      }
    });
    if (params.input) {
      if (rerender) {
        showInput(params);
      }
      // set custom class
      setCustomClass(params);
    }
  };

  /**
   * @param {SweetAlertOptions} params
   */
  const showInput = params => {
    if (!renderInputType[params.input]) {
      error(`Unexpected type of input! Expected "text", "email", "password", "number", "tel", "select", "radio", "checkbox", "textarea", "file" or "url", got "${params.input}"`);
      return;
    }
    const inputContainer = getInputContainer(params.input);
    const input = renderInputType[params.input](inputContainer, params);
    show(inputContainer);

    // input autofocus
    setTimeout(() => {
      focusInput(input);
    });
  };

  /**
   * @param {HTMLInputElement} input
   */
  const removeAttributes = input => {
    for (let i = 0; i < input.attributes.length; i++) {
      const attrName = input.attributes[i].name;
      if (!['type', 'value', 'style'].includes(attrName)) {
        input.removeAttribute(attrName);
      }
    }
  };

  /**
   * @param {InputClass} inputClass
   * @param {SweetAlertOptions['inputAttributes']} inputAttributes
   */
  const setAttributes = (inputClass, inputAttributes) => {
    const input = getInput$1(getPopup(), inputClass);
    if (!input) {
      return;
    }
    removeAttributes(input);
    for (const attr in inputAttributes) {
      input.setAttribute(attr, inputAttributes[attr]);
    }
  };

  /**
   * @param {SweetAlertOptions} params
   */
  const setCustomClass = params => {
    const inputContainer = getInputContainer(params.input);
    if (typeof params.customClass === 'object') {
      addClass(inputContainer, params.customClass.input);
    }
  };

  /**
   * @param {HTMLInputElement | HTMLTextAreaElement} input
   * @param {SweetAlertOptions} params
   */
  const setInputPlaceholder = (input, params) => {
    if (!input.placeholder || params.inputPlaceholder) {
      input.placeholder = params.inputPlaceholder;
    }
  };

  /**
   * @param {Input} input
   * @param {Input} prependTo
   * @param {SweetAlertOptions} params
   */
  const setInputLabel = (input, prependTo, params) => {
    if (params.inputLabel) {
      input.id = swalClasses.input;
      const label = document.createElement('label');
      const labelClass = swalClasses['input-label'];
      label.setAttribute('for', input.id);
      label.className = labelClass;
      if (typeof params.customClass === 'object') {
        addClass(label, params.customClass.inputLabel);
      }
      label.innerText = params.inputLabel;
      prependTo.insertAdjacentElement('beforebegin', label);
    }
  };

  /**
   * @param {SweetAlertOptions['input']} inputType
   * @returns {HTMLElement}
   */
  const getInputContainer = inputType => {
    return getDirectChildByClass(getPopup(), swalClasses[inputType] || swalClasses.input);
  };

  /**
   * @param {HTMLInputElement | HTMLOutputElement | HTMLTextAreaElement} input
   * @param {SweetAlertOptions['inputValue']} inputValue
   */
  const checkAndSetInputValue = (input, inputValue) => {
    if (['string', 'number'].includes(typeof inputValue)) {
      input.value = `${inputValue}`;
    } else if (!isPromise(inputValue)) {
      warn(`Unexpected type of inputValue! Expected "string", "number" or "Promise", got "${typeof inputValue}"`);
    }
  };

  /** @type {Record<string, (input: Input | HTMLElement, params: SweetAlertOptions) => Input>} */
  const renderInputType = {};

  /**
   * @param {HTMLInputElement} input
   * @param {SweetAlertOptions} params
   * @returns {HTMLInputElement}
   */
  renderInputType.text = renderInputType.email = renderInputType.password = renderInputType.number = renderInputType.tel = renderInputType.url = (input, params) => {
    checkAndSetInputValue(input, params.inputValue);
    setInputLabel(input, input, params);
    setInputPlaceholder(input, params);
    input.type = params.input;
    return input;
  };

  /**
   * @param {HTMLInputElement} input
   * @param {SweetAlertOptions} params
   * @returns {HTMLInputElement}
   */
  renderInputType.file = (input, params) => {
    setInputLabel(input, input, params);
    setInputPlaceholder(input, params);
    return input;
  };

  /**
   * @param {HTMLInputElement} range
   * @param {SweetAlertOptions} params
   * @returns {HTMLInputElement}
   */
  renderInputType.range = (range, params) => {
    const rangeInput = range.querySelector('input');
    const rangeOutput = range.querySelector('output');
    checkAndSetInputValue(rangeInput, params.inputValue);
    rangeInput.type = params.input;
    checkAndSetInputValue(rangeOutput, params.inputValue);
    setInputLabel(rangeInput, range, params);
    return range;
  };

  /**
   * @param {HTMLSelectElement} select
   * @param {SweetAlertOptions} params
   * @returns {HTMLSelectElement}
   */
  renderInputType.select = (select, params) => {
    select.textContent = '';
    if (params.inputPlaceholder) {
      const placeholder = document.createElement('option');
      setInnerHtml(placeholder, params.inputPlaceholder);
      placeholder.value = '';
      placeholder.disabled = true;
      placeholder.selected = true;
      select.appendChild(placeholder);
    }
    setInputLabel(select, select, params);
    return select;
  };

  /**
   * @param {HTMLInputElement} radio
   * @returns {HTMLInputElement}
   */
  renderInputType.radio = radio => {
    radio.textContent = '';
    return radio;
  };

  /**
   * @param {HTMLLabelElement} checkboxContainer
   * @param {SweetAlertOptions} params
   * @returns {HTMLInputElement}
   */
  renderInputType.checkbox = (checkboxContainer, params) => {
    const checkbox = getInput$1(getPopup(), 'checkbox');
    checkbox.value = '1';
    checkbox.id = swalClasses.checkbox;
    checkbox.checked = Boolean(params.inputValue);
    const label = checkboxContainer.querySelector('span');
    setInnerHtml(label, params.inputPlaceholder);
    return checkbox;
  };

  /**
   * @param {HTMLTextAreaElement} textarea
   * @param {SweetAlertOptions} params
   * @returns {HTMLTextAreaElement}
   */
  renderInputType.textarea = (textarea, params) => {
    checkAndSetInputValue(textarea, params.inputValue);
    setInputPlaceholder(textarea, params);
    setInputLabel(textarea, textarea, params);

    /**
     * @param {HTMLElement} el
     * @returns {number}
     */
    const getMargin = el => parseInt(window.getComputedStyle(el).marginLeft) + parseInt(window.getComputedStyle(el).marginRight);

    // https://github.com/sweetalert2/sweetalert2/issues/2291
    setTimeout(() => {
      // https://github.com/sweetalert2/sweetalert2/issues/1699
      if ('MutationObserver' in window) {
        const initialPopupWidth = parseInt(window.getComputedStyle(getPopup()).width);
        const textareaResizeHandler = () => {
          const textareaWidth = textarea.offsetWidth + getMargin(textarea);
          if (textareaWidth > initialPopupWidth) {
            getPopup().style.width = `${textareaWidth}px`;
          } else {
            getPopup().style.width = null;
          }
        };
        new MutationObserver(textareaResizeHandler).observe(textarea, {
          attributes: true,
          attributeFilter: ['style']
        });
      }
    });
    return textarea;
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderContent = (instance, params) => {
    const htmlContainer = getHtmlContainer();
    applyCustomClass(htmlContainer, params, 'htmlContainer');

    // Content as HTML
    if (params.html) {
      parseHtmlToContainer(params.html, htmlContainer);
      show(htmlContainer, 'block');
    }

    // Content as plain text
    else if (params.text) {
      htmlContainer.textContent = params.text;
      show(htmlContainer, 'block');
    }

    // No content
    else {
      hide(htmlContainer);
    }
    renderInput(instance, params);
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderFooter = (instance, params) => {
    const footer = getFooter();
    toggle(footer, params.footer);
    if (params.footer) {
      parseHtmlToContainer(params.footer, footer);
    }

    // Custom class
    applyCustomClass(footer, params, 'footer');
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderIcon = (instance, params) => {
    const innerParams = privateProps.innerParams.get(instance);
    const icon = getIcon();

    // if the given icon already rendered, apply the styling without re-rendering the icon
    if (innerParams && params.icon === innerParams.icon) {
      // Custom or default content
      setContent(icon, params);
      applyStyles(icon, params);
      return;
    }
    if (!params.icon && !params.iconHtml) {
      hide(icon);
      return;
    }
    if (params.icon && Object.keys(iconTypes).indexOf(params.icon) === -1) {
      error(`Unknown icon! Expected "success", "error", "warning", "info" or "question", got "${params.icon}"`);
      hide(icon);
      return;
    }
    show(icon);

    // Custom or default content
    setContent(icon, params);
    applyStyles(icon, params);

    // Animate icon
    addClass(icon, params.showClass.icon);
  };

  /**
   * @param {HTMLElement} icon
   * @param {SweetAlertOptions} params
   */
  const applyStyles = (icon, params) => {
    for (const iconType in iconTypes) {
      if (params.icon !== iconType) {
        removeClass(icon, iconTypes[iconType]);
      }
    }
    addClass(icon, iconTypes[params.icon]);

    // Icon color
    setColor(icon, params);

    // Success icon background color
    adjustSuccessIconBackgroundColor();

    // Custom class
    applyCustomClass(icon, params, 'icon');
  };

  // Adjust success icon background color to match the popup background color
  const adjustSuccessIconBackgroundColor = () => {
    const popup = getPopup();
    const popupBackgroundColor = window.getComputedStyle(popup).getPropertyValue('background-color');
    /** @type {NodeListOf<HTMLElement>} */
    const successIconParts = popup.querySelectorAll('[class^=swal2-success-circular-line], .swal2-success-fix');
    for (let i = 0; i < successIconParts.length; i++) {
      successIconParts[i].style.backgroundColor = popupBackgroundColor;
    }
  };
  const successIconHtml = `
  <div class="swal2-success-circular-line-left"></div>
  <span class="swal2-success-line-tip"></span> <span class="swal2-success-line-long"></span>
  <div class="swal2-success-ring"></div> <div class="swal2-success-fix"></div>
  <div class="swal2-success-circular-line-right"></div>
`;
  const errorIconHtml = `
  <span class="swal2-x-mark">
    <span class="swal2-x-mark-line-left"></span>
    <span class="swal2-x-mark-line-right"></span>
  </span>
`;

  /**
   * @param {HTMLElement} icon
   * @param {SweetAlertOptions} params
   */
  const setContent = (icon, params) => {
    let oldContent = icon.innerHTML;
    let newContent;
    if (params.iconHtml) {
      newContent = iconContent(params.iconHtml);
    } else if (params.icon === 'success') {
      newContent = successIconHtml;
      oldContent = oldContent.replace(/ style=".*?"/g, ''); // undo adjustSuccessIconBackgroundColor()
    } else if (params.icon === 'error') {
      newContent = errorIconHtml;
    } else {
      const defaultIconHtml = {
        question: '?',
        warning: '!',
        info: 'i'
      };
      newContent = iconContent(defaultIconHtml[params.icon]);
    }
    if (oldContent.trim() !== newContent.trim()) {
      setInnerHtml(icon, newContent);
    }
  };

  /**
   * @param {HTMLElement} icon
   * @param {SweetAlertOptions} params
   */
  const setColor = (icon, params) => {
    if (!params.iconColor) {
      return;
    }
    icon.style.color = params.iconColor;
    icon.style.borderColor = params.iconColor;
    for (const sel of ['.swal2-success-line-tip', '.swal2-success-line-long', '.swal2-x-mark-line-left', '.swal2-x-mark-line-right']) {
      setStyle(icon, sel, 'backgroundColor', params.iconColor);
    }
    setStyle(icon, '.swal2-success-ring', 'borderColor', params.iconColor);
  };

  /**
   * @param {string} content
   * @returns {string}
   */
  const iconContent = content => `<div class="${swalClasses['icon-content']}">${content}</div>`;

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderImage = (instance, params) => {
    const image = getImage();
    if (!params.imageUrl) {
      hide(image);
      return;
    }
    show(image, '');

    // Src, alt
    image.setAttribute('src', params.imageUrl);
    image.setAttribute('alt', params.imageAlt);

    // Width, height
    applyNumericalStyle(image, 'width', params.imageWidth);
    applyNumericalStyle(image, 'height', params.imageHeight);

    // Class
    image.className = swalClasses.image;
    applyCustomClass(image, params, 'image');
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderPopup = (instance, params) => {
    const container = getContainer();
    const popup = getPopup();

    // Width
    // https://github.com/sweetalert2/sweetalert2/issues/2170
    if (params.toast) {
      applyNumericalStyle(container, 'width', params.width);
      popup.style.width = '100%';
      popup.insertBefore(getLoader(), getIcon());
    } else {
      applyNumericalStyle(popup, 'width', params.width);
    }

    // Padding
    applyNumericalStyle(popup, 'padding', params.padding);

    // Color
    if (params.color) {
      popup.style.color = params.color;
    }

    // Background
    if (params.background) {
      popup.style.background = params.background;
    }
    hide(getValidationMessage());

    // Classes
    addClasses$1(popup, params);
  };

  /**
   * @param {HTMLElement} popup
   * @param {SweetAlertOptions} params
   */
  const addClasses$1 = (popup, params) => {
    // Default Class + showClass when updating Swal.update({})
    popup.className = `${swalClasses.popup} ${isVisible$1(popup) ? params.showClass.popup : ''}`;
    if (params.toast) {
      addClass([document.documentElement, document.body], swalClasses['toast-shown']);
      addClass(popup, swalClasses.toast);
    } else {
      addClass(popup, swalClasses.modal);
    }

    // Custom class
    applyCustomClass(popup, params, 'popup');
    if (typeof params.customClass === 'string') {
      addClass(popup, params.customClass);
    }

    // Icon class (#1842)
    if (params.icon) {
      addClass(popup, swalClasses[`icon-${params.icon}`]);
    }
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderProgressSteps = (instance, params) => {
    const progressStepsContainer = getProgressSteps();
    if (!params.progressSteps || params.progressSteps.length === 0) {
      hide(progressStepsContainer);
      return;
    }
    show(progressStepsContainer);
    progressStepsContainer.textContent = '';
    if (params.currentProgressStep >= params.progressSteps.length) {
      warn('Invalid currentProgressStep parameter, it should be less than progressSteps.length ' + '(currentProgressStep like JS arrays starts from 0)');
    }
    params.progressSteps.forEach((step, index) => {
      const stepEl = createStepElement(step);
      progressStepsContainer.appendChild(stepEl);
      if (index === params.currentProgressStep) {
        addClass(stepEl, swalClasses['active-progress-step']);
      }
      if (index !== params.progressSteps.length - 1) {
        const lineEl = createLineElement(params);
        progressStepsContainer.appendChild(lineEl);
      }
    });
  };

  /**
   * @param {string} step
   * @returns {HTMLLIElement}
   */
  const createStepElement = step => {
    const stepEl = document.createElement('li');
    addClass(stepEl, swalClasses['progress-step']);
    setInnerHtml(stepEl, step);
    return stepEl;
  };

  /**
   * @param {SweetAlertOptions} params
   * @returns {HTMLLIElement}
   */
  const createLineElement = params => {
    const lineEl = document.createElement('li');
    addClass(lineEl, swalClasses['progress-step-line']);
    if (params.progressStepsDistance) {
      applyNumericalStyle(lineEl, 'width', params.progressStepsDistance);
    }
    return lineEl;
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const renderTitle = (instance, params) => {
    const title = getTitle();
    toggle(title, params.title || params.titleText, 'block');
    if (params.title) {
      parseHtmlToContainer(params.title, title);
    }
    if (params.titleText) {
      title.innerText = params.titleText;
    }

    // Custom class
    applyCustomClass(title, params, 'title');
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const render = (instance, params) => {
    renderPopup(instance, params);
    renderContainer(instance, params);
    renderProgressSteps(instance, params);
    renderIcon(instance, params);
    renderImage(instance, params);
    renderTitle(instance, params);
    renderCloseButton(instance, params);
    renderContent(instance, params);
    renderActions(instance, params);
    renderFooter(instance, params);
    if (typeof params.didRender === 'function') {
      params.didRender(getPopup());
    }
  };

  /**
   * Hides loader and shows back the button which was hidden by .showLoading()
   */
  function hideLoading() {
    // do nothing if popup is closed
    const innerParams = privateProps.innerParams.get(this);
    if (!innerParams) {
      return;
    }
    const domCache = privateProps.domCache.get(this);
    hide(domCache.loader);
    if (isToast()) {
      if (innerParams.icon) {
        show(getIcon());
      }
    } else {
      showRelatedButton(domCache);
    }
    removeClass([domCache.popup, domCache.actions], swalClasses.loading);
    domCache.popup.removeAttribute('aria-busy');
    domCache.popup.removeAttribute('data-loading');
    domCache.confirmButton.disabled = false;
    domCache.denyButton.disabled = false;
    domCache.cancelButton.disabled = false;
  }
  const showRelatedButton = domCache => {
    const buttonToReplace = domCache.popup.getElementsByClassName(domCache.loader.getAttribute('data-button-to-replace'));
    if (buttonToReplace.length) {
      show(buttonToReplace[0], 'inline-block');
    } else if (allButtonsAreHidden()) {
      hide(domCache.actions);
    }
  };

  /**
   * Gets the input DOM node, this method works with input parameter.
   *
   * @param {SweetAlert2} instance
   * @returns {HTMLElement | null}
   */
  function getInput(instance) {
    const innerParams = privateProps.innerParams.get(instance || this);
    const domCache = privateProps.domCache.get(instance || this);
    if (!domCache) {
      return null;
    }
    return getInput$1(domCache.popup, innerParams.input);
  }

  /*
   * Global function to determine if SweetAlert2 popup is shown
   */
  const isVisible = () => {
    return isVisible$1(getPopup());
  };

  /*
   * Global function to click 'Confirm' button
   */
  const clickConfirm = () => getConfirmButton() && getConfirmButton().click();

  /*
   * Global function to click 'Deny' button
   */
  const clickDeny = () => getDenyButton() && getDenyButton().click();

  /*
   * Global function to click 'Cancel' button
   */
  const clickCancel = () => getCancelButton() && getCancelButton().click();

  const DismissReason = Object.freeze({
    cancel: 'cancel',
    backdrop: 'backdrop',
    close: 'close',
    esc: 'esc',
    timer: 'timer'
  });

  /**
   * @param {GlobalState} globalState
   */
  const removeKeydownHandler = globalState => {
    if (globalState.keydownTarget && globalState.keydownHandlerAdded) {
      globalState.keydownTarget.removeEventListener('keydown', globalState.keydownHandler, {
        capture: globalState.keydownListenerCapture
      });
      globalState.keydownHandlerAdded = false;
    }
  };

  /**
   * @param {SweetAlert2} instance
   * @param {GlobalState} globalState
   * @param {SweetAlertOptions} innerParams
   * @param {*} dismissWith
   */
  const addKeydownHandler = (instance, globalState, innerParams, dismissWith) => {
    removeKeydownHandler(globalState);
    if (!innerParams.toast) {
      globalState.keydownHandler = e => keydownHandler(instance, e, dismissWith);
      globalState.keydownTarget = innerParams.keydownListenerCapture ? window : getPopup();
      globalState.keydownListenerCapture = innerParams.keydownListenerCapture;
      globalState.keydownTarget.addEventListener('keydown', globalState.keydownHandler, {
        capture: globalState.keydownListenerCapture
      });
      globalState.keydownHandlerAdded = true;
    }
  };

  /**
   * @param {SweetAlertOptions} innerParams
   * @param {number} index
   * @param {number} increment
   */
  const setFocus = (innerParams, index, increment) => {
    const focusableElements = getFocusableElements();
    // search for visible elements and select the next possible match
    if (focusableElements.length) {
      index = index + increment;

      // rollover to first item
      if (index === focusableElements.length) {
        index = 0;

        // go to last item
      } else if (index === -1) {
        index = focusableElements.length - 1;
      }
      focusableElements[index].focus();
      return;
    }
    // no visible focusable elements, focus the popup
    getPopup().focus();
  };
  const arrowKeysNextButton = ['ArrowRight', 'ArrowDown'];
  const arrowKeysPreviousButton = ['ArrowLeft', 'ArrowUp'];

  /**
   * @param {SweetAlert2} instance
   * @param {KeyboardEvent} e
   * @param {Function} dismissWith
   */
  const keydownHandler = (instance, e, dismissWith) => {
    const innerParams = privateProps.innerParams.get(instance);
    if (!innerParams) {
      return; // This instance has already been destroyed
    }

    // Ignore keydown during IME composition
    // https://developer.mozilla.org/en-US/docs/Web/API/Document/keydown_event#ignoring_keydown_during_ime_composition
    // https://github.com/sweetalert2/sweetalert2/issues/720
    // https://github.com/sweetalert2/sweetalert2/issues/2406
    if (e.isComposing || e.keyCode === 229) {
      return;
    }
    if (innerParams.stopKeydownPropagation) {
      e.stopPropagation();
    }

    // ENTER
    if (e.key === 'Enter') {
      handleEnter(instance, e, innerParams);
    }

    // TAB
    else if (e.key === 'Tab') {
      handleTab(e, innerParams);
    }

    // ARROWS - switch focus between buttons
    else if ([...arrowKeysNextButton, ...arrowKeysPreviousButton].includes(e.key)) {
      handleArrows(e.key);
    }

    // ESC
    else if (e.key === 'Escape') {
      handleEsc(e, innerParams, dismissWith);
    }
  };

  /**
   * @param {SweetAlert2} instance
   * @param {KeyboardEvent} e
   * @param {SweetAlertOptions} innerParams
   */
  const handleEnter = (instance, e, innerParams) => {
    // https://github.com/sweetalert2/sweetalert2/issues/2386
    if (!callIfFunction(innerParams.allowEnterKey)) {
      return;
    }
    if (e.target && instance.getInput() && e.target instanceof HTMLElement && e.target.outerHTML === instance.getInput().outerHTML) {
      if (['textarea', 'file'].includes(innerParams.input)) {
        return; // do not submit
      }

      clickConfirm();
      e.preventDefault();
    }
  };

  /**
   * @param {KeyboardEvent} e
   * @param {SweetAlertOptions} innerParams
   */
  const handleTab = (e, innerParams) => {
    const targetElement = e.target;
    const focusableElements = getFocusableElements();
    let btnIndex = -1;
    for (let i = 0; i < focusableElements.length; i++) {
      if (targetElement === focusableElements[i]) {
        btnIndex = i;
        break;
      }
    }

    // Cycle to the next button
    if (!e.shiftKey) {
      setFocus(innerParams, btnIndex, 1);
    }

    // Cycle to the prev button
    else {
      setFocus(innerParams, btnIndex, -1);
    }
    e.stopPropagation();
    e.preventDefault();
  };

  /**
   * @param {string} key
   */
  const handleArrows = key => {
    const confirmButton = getConfirmButton();
    const denyButton = getDenyButton();
    const cancelButton = getCancelButton();
    if (document.activeElement instanceof HTMLElement && ![confirmButton, denyButton, cancelButton].includes(document.activeElement)) {
      return;
    }
    const sibling = arrowKeysNextButton.includes(key) ? 'nextElementSibling' : 'previousElementSibling';
    let buttonToFocus = document.activeElement;
    for (let i = 0; i < getActions().children.length; i++) {
      buttonToFocus = buttonToFocus[sibling];
      if (!buttonToFocus) {
        return;
      }
      if (buttonToFocus instanceof HTMLButtonElement && isVisible$1(buttonToFocus)) {
        break;
      }
    }
    if (buttonToFocus instanceof HTMLButtonElement) {
      buttonToFocus.focus();
    }
  };

  /**
   * @param {KeyboardEvent} e
   * @param {SweetAlertOptions} innerParams
   * @param {Function} dismissWith
   */
  const handleEsc = (e, innerParams, dismissWith) => {
    if (callIfFunction(innerParams.allowEscapeKey)) {
      e.preventDefault();
      dismissWith(DismissReason.esc);
    }
  };

  /**
   * This module contains `WeakMap`s for each effectively-"private  property" that a `Swal` has.
   * For example, to set the private property "foo" of `this` to "bar", you can `privateProps.foo.set(this, 'bar')`
   * This is the approach that Babel will probably take to implement private methods/fields
   *   https://github.com/tc39/proposal-private-methods
   *   https://github.com/babel/babel/pull/7555
   * Once we have the changes from that PR in Babel, and our core class fits reasonable in *one module*
   *   then we can use that language feature.
   */

  var privateMethods = {
    swalPromiseResolve: new WeakMap(),
    swalPromiseReject: new WeakMap()
  };

  // From https://developer.paciellogroup.com/blog/2018/06/the-current-state-of-modal-dialog-accessibility/
  // Adding aria-hidden="true" to elements outside of the active modal dialog ensures that
  // elements not within the active modal dialog will not be surfaced if a user opens a screen
  // reader’s list of elements (headings, form controls, landmarks, etc.) in the document.

  const setAriaHidden = () => {
    const bodyChildren = Array.from(document.body.children);
    bodyChildren.forEach(el => {
      if (el === getContainer() || el.contains(getContainer())) {
        return;
      }
      if (el.hasAttribute('aria-hidden')) {
        el.setAttribute('data-previous-aria-hidden', el.getAttribute('aria-hidden'));
      }
      el.setAttribute('aria-hidden', 'true');
    });
  };
  const unsetAriaHidden = () => {
    const bodyChildren = Array.from(document.body.children);
    bodyChildren.forEach(el => {
      if (el.hasAttribute('data-previous-aria-hidden')) {
        el.setAttribute('aria-hidden', el.getAttribute('data-previous-aria-hidden'));
        el.removeAttribute('data-previous-aria-hidden');
      } else {
        el.removeAttribute('aria-hidden');
      }
    });
  };

  /* istanbul ignore file */

  // Fix iOS scrolling http://stackoverflow.com/q/39626302

  const iOSfix = () => {
    const iOS =
    // @ts-ignore
    /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream || navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1;
    if (iOS && !hasClass(document.body, swalClasses.iosfix)) {
      const offset = document.body.scrollTop;
      document.body.style.top = `${offset * -1}px`;
      addClass(document.body, swalClasses.iosfix);
      lockBodyScroll();
      addBottomPaddingForTallPopups();
    }
  };

  /**
   * https://github.com/sweetalert2/sweetalert2/issues/1948
   */
  const addBottomPaddingForTallPopups = () => {
    const ua = navigator.userAgent;
    const iOS = !!ua.match(/iPad/i) || !!ua.match(/iPhone/i);
    const webkit = !!ua.match(/WebKit/i);
    const iOSSafari = iOS && webkit && !ua.match(/CriOS/i);
    if (iOSSafari) {
      const bottomPanelHeight = 44;
      if (getPopup().scrollHeight > window.innerHeight - bottomPanelHeight) {
        getContainer().style.paddingBottom = `${bottomPanelHeight}px`;
      }
    }
  };

  /**
   * https://github.com/sweetalert2/sweetalert2/issues/1246
   */
  const lockBodyScroll = () => {
    const container = getContainer();
    let preventTouchMove;
    /**
     * @param {TouchEvent} e
     */
    container.ontouchstart = e => {
      preventTouchMove = shouldPreventTouchMove(e);
    };
    /**
     * @param {TouchEvent} e
     */
    container.ontouchmove = e => {
      if (preventTouchMove) {
        e.preventDefault();
        e.stopPropagation();
      }
    };
  };

  /**
   * @param {TouchEvent} event
   * @returns {boolean}
   */
  const shouldPreventTouchMove = event => {
    const target = event.target;
    const container = getContainer();
    if (isStylus(event) || isZoom(event)) {
      return false;
    }
    if (target === container) {
      return true;
    }
    if (!isScrollable(container) && target instanceof HTMLElement && target.tagName !== 'INPUT' &&
    // #1603
    target.tagName !== 'TEXTAREA' &&
    // #2266
    !(isScrollable(getHtmlContainer()) &&
    // #1944
    getHtmlContainer().contains(target))) {
      return true;
    }
    return false;
  };

  /**
   * https://github.com/sweetalert2/sweetalert2/issues/1786
   *
   * @param {*} event
   * @returns {boolean}
   */
  const isStylus = event => {
    return event.touches && event.touches.length && event.touches[0].touchType === 'stylus';
  };

  /**
   * https://github.com/sweetalert2/sweetalert2/issues/1891
   *
   * @param {TouchEvent} event
   * @returns {boolean}
   */
  const isZoom = event => {
    return event.touches && event.touches.length > 1;
  };
  const undoIOSfix = () => {
    if (hasClass(document.body, swalClasses.iosfix)) {
      const offset = parseInt(document.body.style.top, 10);
      removeClass(document.body, swalClasses.iosfix);
      document.body.style.top = '';
      document.body.scrollTop = offset * -1;
    }
  };

  const fixScrollbar = () => {
    // for queues, do not do this more than once
    if (states.previousBodyPadding !== null) {
      return;
    }
    // if the body has overflow
    if (document.body.scrollHeight > window.innerHeight) {
      // add padding so the content doesn't shift after removal of scrollbar
      states.previousBodyPadding = parseInt(window.getComputedStyle(document.body).getPropertyValue('padding-right'));
      document.body.style.paddingRight = `${states.previousBodyPadding + measureScrollbar()}px`;
    }
  };
  const undoScrollbar = () => {
    if (states.previousBodyPadding !== null) {
      document.body.style.paddingRight = `${states.previousBodyPadding}px`;
      states.previousBodyPadding = null;
    }
  };

  /*
   * Instance method to close sweetAlert
   */

  function removePopupAndResetState(instance, container, returnFocus, didClose) {
    if (isToast()) {
      triggerDidCloseAndDispose(instance, didClose);
    } else {
      restoreActiveElement(returnFocus).then(() => triggerDidCloseAndDispose(instance, didClose));
      removeKeydownHandler(globalState);
    }
    const isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
    // workaround for #2088
    // for some reason removing the container in Safari will scroll the document to bottom
    if (isSafari) {
      container.setAttribute('style', 'display:none !important');
      container.removeAttribute('class');
      container.innerHTML = '';
    } else {
      container.remove();
    }
    if (isModal()) {
      undoScrollbar();
      undoIOSfix();
      unsetAriaHidden();
    }
    removeBodyClasses();
  }
  function removeBodyClasses() {
    removeClass([document.documentElement, document.body], [swalClasses.shown, swalClasses['height-auto'], swalClasses['no-backdrop'], swalClasses['toast-shown']]);
  }
  function close(resolveValue) {
    resolveValue = prepareResolveValue(resolveValue);
    const swalPromiseResolve = privateMethods.swalPromiseResolve.get(this);
    const didClose = triggerClosePopup(this);
    if (this.isAwaitingPromise()) {
      // A swal awaiting for a promise (after a click on Confirm or Deny) cannot be dismissed anymore #2335
      if (!resolveValue.isDismissed) {
        handleAwaitingPromise(this);
        swalPromiseResolve(resolveValue);
      }
    } else if (didClose) {
      // Resolve Swal promise
      swalPromiseResolve(resolveValue);
    }
  }
  function isAwaitingPromise() {
    return !!privateProps.awaitingPromise.get(this);
  }
  const triggerClosePopup = instance => {
    const popup = getPopup();
    if (!popup) {
      return false;
    }
    const innerParams = privateProps.innerParams.get(instance);
    if (!innerParams || hasClass(popup, innerParams.hideClass.popup)) {
      return false;
    }
    removeClass(popup, innerParams.showClass.popup);
    addClass(popup, innerParams.hideClass.popup);
    const backdrop = getContainer();
    removeClass(backdrop, innerParams.showClass.backdrop);
    addClass(backdrop, innerParams.hideClass.backdrop);
    handlePopupAnimation(instance, popup, innerParams);
    return true;
  };
  function rejectPromise(error) {
    const rejectPromise = privateMethods.swalPromiseReject.get(this);
    handleAwaitingPromise(this);
    if (rejectPromise) {
      // Reject Swal promise
      rejectPromise(error);
    }
  }
  const handleAwaitingPromise = instance => {
    if (instance.isAwaitingPromise()) {
      privateProps.awaitingPromise.delete(instance);
      // The instance might have been previously partly destroyed, we must resume the destroy process in this case #2335
      if (!privateProps.innerParams.get(instance)) {
        instance._destroy();
      }
    }
  };
  const prepareResolveValue = resolveValue => {
    // When user calls Swal.close()
    if (typeof resolveValue === 'undefined') {
      return {
        isConfirmed: false,
        isDenied: false,
        isDismissed: true
      };
    }
    return Object.assign({
      isConfirmed: false,
      isDenied: false,
      isDismissed: false
    }, resolveValue);
  };
  const handlePopupAnimation = (instance, popup, innerParams) => {
    const container = getContainer();
    // If animation is supported, animate
    const animationIsSupported = animationEndEvent && hasCssAnimation(popup);
    if (typeof innerParams.willClose === 'function') {
      innerParams.willClose(popup);
    }
    if (animationIsSupported) {
      animatePopup(instance, popup, container, innerParams.returnFocus, innerParams.didClose);
    } else {
      // Otherwise, remove immediately
      removePopupAndResetState(instance, container, innerParams.returnFocus, innerParams.didClose);
    }
  };
  const animatePopup = (instance, popup, container, returnFocus, didClose) => {
    globalState.swalCloseEventFinishedCallback = removePopupAndResetState.bind(null, instance, container, returnFocus, didClose);
    popup.addEventListener(animationEndEvent, function (e) {
      if (e.target === popup) {
        globalState.swalCloseEventFinishedCallback();
        delete globalState.swalCloseEventFinishedCallback;
      }
    });
  };
  const triggerDidCloseAndDispose = (instance, didClose) => {
    setTimeout(() => {
      if (typeof didClose === 'function') {
        didClose.bind(instance.params)();
      }
      instance._destroy();
    });
  };

  /**
   * @param {SweetAlert2} instance
   * @param {string[]} buttons
   * @param {boolean} disabled
   */
  function setButtonsDisabled(instance, buttons, disabled) {
    const domCache = privateProps.domCache.get(instance);
    buttons.forEach(button => {
      domCache[button].disabled = disabled;
    });
  }

  /**
   * @param {HTMLInputElement} input
   * @param {boolean} disabled
   */
  function setInputDisabled(input, disabled) {
    if (!input) {
      return;
    }
    if (input.type === 'radio') {
      const radiosContainer = input.parentNode.parentNode;
      const radios = radiosContainer.querySelectorAll('input');
      for (let i = 0; i < radios.length; i++) {
        radios[i].disabled = disabled;
      }
    } else {
      input.disabled = disabled;
    }
  }
  function enableButtons() {
    setButtonsDisabled(this, ['confirmButton', 'denyButton', 'cancelButton'], false);
  }
  function disableButtons() {
    setButtonsDisabled(this, ['confirmButton', 'denyButton', 'cancelButton'], true);
  }
  function enableInput() {
    setInputDisabled(this.getInput(), false);
  }
  function disableInput() {
    setInputDisabled(this.getInput(), true);
  }

  /**
   * Show block with validation message
   *
   * @param {string} error
   */
  function showValidationMessage(error) {
    const domCache = privateProps.domCache.get(this);
    const params = privateProps.innerParams.get(this);
    setInnerHtml(domCache.validationMessage, error);
    domCache.validationMessage.className = swalClasses['validation-message'];
    if (params.customClass && params.customClass.validationMessage) {
      addClass(domCache.validationMessage, params.customClass.validationMessage);
    }
    show(domCache.validationMessage);
    const input = this.getInput();
    if (input) {
      input.setAttribute('aria-invalid', true);
      input.setAttribute('aria-describedby', swalClasses['validation-message']);
      focusInput(input);
      addClass(input, swalClasses.inputerror);
    }
  }

  /**
   * Hide block with validation message
   */
  function resetValidationMessage() {
    const domCache = privateProps.domCache.get(this);
    if (domCache.validationMessage) {
      hide(domCache.validationMessage);
    }
    const input = this.getInput();
    if (input) {
      input.removeAttribute('aria-invalid');
      input.removeAttribute('aria-describedby');
      removeClass(input, swalClasses.inputerror);
    }
  }

  const defaultParams = {
    title: '',
    titleText: '',
    text: '',
    html: '',
    footer: '',
    icon: undefined,
    iconColor: undefined,
    iconHtml: undefined,
    template: undefined,
    toast: false,
    showClass: {
      popup: 'swal2-show',
      backdrop: 'swal2-backdrop-show',
      icon: 'swal2-icon-show'
    },
    hideClass: {
      popup: 'swal2-hide',
      backdrop: 'swal2-backdrop-hide',
      icon: 'swal2-icon-hide'
    },
    customClass: {},
    target: 'body',
    color: undefined,
    backdrop: true,
    heightAuto: true,
    allowOutsideClick: true,
    allowEscapeKey: true,
    allowEnterKey: true,
    stopKeydownPropagation: true,
    keydownListenerCapture: false,
    showConfirmButton: true,
    showDenyButton: false,
    showCancelButton: false,
    preConfirm: undefined,
    preDeny: undefined,
    confirmButtonText: 'OK',
    confirmButtonAriaLabel: '',
    confirmButtonColor: undefined,
    denyButtonText: 'No',
    denyButtonAriaLabel: '',
    denyButtonColor: undefined,
    cancelButtonText: 'Cancel',
    cancelButtonAriaLabel: '',
    cancelButtonColor: undefined,
    buttonsStyling: true,
    reverseButtons: false,
    focusConfirm: true,
    focusDeny: false,
    focusCancel: false,
    returnFocus: true,
    showCloseButton: false,
    closeButtonHtml: '&times;',
    closeButtonAriaLabel: 'Close this dialog',
    loaderHtml: '',
    showLoaderOnConfirm: false,
    showLoaderOnDeny: false,
    imageUrl: undefined,
    imageWidth: undefined,
    imageHeight: undefined,
    imageAlt: '',
    timer: undefined,
    timerProgressBar: false,
    width: undefined,
    padding: undefined,
    background: undefined,
    input: undefined,
    inputPlaceholder: '',
    inputLabel: '',
    inputValue: '',
    inputOptions: {},
    inputAutoTrim: true,
    inputAttributes: {},
    inputValidator: undefined,
    returnInputValueOnDeny: false,
    validationMessage: undefined,
    grow: false,
    position: 'center',
    progressSteps: [],
    currentProgressStep: undefined,
    progressStepsDistance: undefined,
    willOpen: undefined,
    didOpen: undefined,
    didRender: undefined,
    willClose: undefined,
    didClose: undefined,
    didDestroy: undefined,
    scrollbarPadding: true
  };
  const updatableParams = ['allowEscapeKey', 'allowOutsideClick', 'background', 'buttonsStyling', 'cancelButtonAriaLabel', 'cancelButtonColor', 'cancelButtonText', 'closeButtonAriaLabel', 'closeButtonHtml', 'color', 'confirmButtonAriaLabel', 'confirmButtonColor', 'confirmButtonText', 'currentProgressStep', 'customClass', 'denyButtonAriaLabel', 'denyButtonColor', 'denyButtonText', 'didClose', 'didDestroy', 'footer', 'hideClass', 'html', 'icon', 'iconColor', 'iconHtml', 'imageAlt', 'imageHeight', 'imageUrl', 'imageWidth', 'preConfirm', 'preDeny', 'progressSteps', 'returnFocus', 'reverseButtons', 'showCancelButton', 'showCloseButton', 'showConfirmButton', 'showDenyButton', 'text', 'title', 'titleText', 'willClose'];
  const deprecatedParams = {};
  const toastIncompatibleParams = ['allowOutsideClick', 'allowEnterKey', 'backdrop', 'focusConfirm', 'focusDeny', 'focusCancel', 'returnFocus', 'heightAuto', 'keydownListenerCapture'];

  /**
   * Is valid parameter
   *
   * @param {string} paramName
   * @returns {boolean}
   */
  const isValidParameter = paramName => {
    return Object.prototype.hasOwnProperty.call(defaultParams, paramName);
  };

  /**
   * Is valid parameter for Swal.update() method
   *
   * @param {string} paramName
   * @returns {boolean}
   */
  const isUpdatableParameter = paramName => {
    return updatableParams.indexOf(paramName) !== -1;
  };

  /**
   * Is deprecated parameter
   *
   * @param {string} paramName
   * @returns {string | undefined}
   */
  const isDeprecatedParameter = paramName => {
    return deprecatedParams[paramName];
  };

  /**
   * @param {string} param
   */
  const checkIfParamIsValid = param => {
    if (!isValidParameter(param)) {
      warn(`Unknown parameter "${param}"`);
    }
  };

  /**
   * @param {string} param
   */
  const checkIfToastParamIsValid = param => {
    if (toastIncompatibleParams.includes(param)) {
      warn(`The parameter "${param}" is incompatible with toasts`);
    }
  };

  /**
   * @param {string} param
   */
  const checkIfParamIsDeprecated = param => {
    if (isDeprecatedParameter(param)) {
      warnAboutDeprecation(param, isDeprecatedParameter(param));
    }
  };

  /**
   * Show relevant warnings for given params
   *
   * @param {SweetAlertOptions} params
   */
  const showWarningsForParams = params => {
    if (params.backdrop === false && params.allowOutsideClick) {
      warn('"allowOutsideClick" parameter requires `backdrop` parameter to be set to `true`');
    }
    for (const param in params) {
      checkIfParamIsValid(param);
      if (params.toast) {
        checkIfToastParamIsValid(param);
      }
      checkIfParamIsDeprecated(param);
    }
  };

  /**
   * Updates popup parameters.
   *
   * @param {SweetAlertOptions} params
   */
  function update(params) {
    const popup = getPopup();
    const innerParams = privateProps.innerParams.get(this);
    if (!popup || hasClass(popup, innerParams.hideClass.popup)) {
      warn(`You're trying to update the closed or closing popup, that won't work. Use the update() method in preConfirm parameter or show a new popup.`);
      return;
    }
    const validUpdatableParams = filterValidParams(params);
    const updatedParams = Object.assign({}, innerParams, validUpdatableParams);
    render(this, updatedParams);
    privateProps.innerParams.set(this, updatedParams);
    Object.defineProperties(this, {
      params: {
        value: Object.assign({}, this.params, params),
        writable: false,
        enumerable: true
      }
    });
  }

  /**
   * @param {SweetAlertOptions} params
   * @returns {SweetAlertOptions}
   */
  const filterValidParams = params => {
    const validUpdatableParams = {};
    Object.keys(params).forEach(param => {
      if (isUpdatableParameter(param)) {
        validUpdatableParams[param] = params[param];
      } else {
        warn(`Invalid parameter to update: ${param}`);
      }
    });
    return validUpdatableParams;
  };

  /**
   * Dispose the current SweetAlert2 instance
   */
  function _destroy() {
    const domCache = privateProps.domCache.get(this);
    const innerParams = privateProps.innerParams.get(this);
    if (!innerParams) {
      disposeWeakMaps(this); // The WeakMaps might have been partly destroyed, we must recall it to dispose any remaining WeakMaps #2335
      return; // This instance has already been destroyed
    }

    // Check if there is another Swal closing
    if (domCache.popup && globalState.swalCloseEventFinishedCallback) {
      globalState.swalCloseEventFinishedCallback();
      delete globalState.swalCloseEventFinishedCallback;
    }
    if (typeof innerParams.didDestroy === 'function') {
      innerParams.didDestroy();
    }
    disposeSwal(this);
  }

  /**
   * @param {SweetAlert2} instance
   */
  const disposeSwal = instance => {
    disposeWeakMaps(instance);
    // Unset this.params so GC will dispose it (#1569)
    // @ts-ignore
    delete instance.params;
    // Unset globalState props so GC will dispose globalState (#1569)
    delete globalState.keydownHandler;
    delete globalState.keydownTarget;
    // Unset currentInstance
    delete globalState.currentInstance;
  };

  /**
   * @param {SweetAlert2} instance
   */
  const disposeWeakMaps = instance => {
    // If the current instance is awaiting a promise result, we keep the privateMethods to call them once the promise result is retrieved #2335
    // @ts-ignore
    if (instance.isAwaitingPromise()) {
      unsetWeakMaps(privateProps, instance);
      privateProps.awaitingPromise.set(instance, true);
    } else {
      unsetWeakMaps(privateMethods, instance);
      unsetWeakMaps(privateProps, instance);
    }
  };

  /**
   * @param {object} obj
   * @param {SweetAlert2} instance
   */
  const unsetWeakMaps = (obj, instance) => {
    for (const i in obj) {
      obj[i].delete(instance);
    }
  };

  var instanceMethods = /*#__PURE__*/Object.freeze({
    __proto__: null,
    hideLoading: hideLoading,
    disableLoading: hideLoading,
    getInput: getInput,
    close: close,
    isAwaitingPromise: isAwaitingPromise,
    rejectPromise: rejectPromise,
    handleAwaitingPromise: handleAwaitingPromise,
    closePopup: close,
    closeModal: close,
    closeToast: close,
    enableButtons: enableButtons,
    disableButtons: disableButtons,
    enableInput: enableInput,
    disableInput: disableInput,
    showValidationMessage: showValidationMessage,
    resetValidationMessage: resetValidationMessage,
    update: update,
    _destroy: _destroy
  });

  /**
   * Shows loader (spinner), this is useful with AJAX requests.
   * By default the loader be shown instead of the "Confirm" button.
   */
  const showLoading = buttonToReplace => {
    let popup = getPopup();
    if (!popup) {
      new Swal(); // eslint-disable-line no-new
    }

    popup = getPopup();
    const loader = getLoader();
    if (isToast()) {
      hide(getIcon());
    } else {
      replaceButton(popup, buttonToReplace);
    }
    show(loader);
    popup.setAttribute('data-loading', 'true');
    popup.setAttribute('aria-busy', 'true');
    popup.focus();
  };
  const replaceButton = (popup, buttonToReplace) => {
    const actions = getActions();
    const loader = getLoader();
    if (!buttonToReplace && isVisible$1(getConfirmButton())) {
      buttonToReplace = getConfirmButton();
    }
    show(actions);
    if (buttonToReplace) {
      hide(buttonToReplace);
      loader.setAttribute('data-button-to-replace', buttonToReplace.className);
    }
    loader.parentNode.insertBefore(loader, buttonToReplace);
    addClass([popup, actions], swalClasses.loading);
  };

  /**
   * @typedef { string | number | boolean } InputValue
   */

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const handleInputOptionsAndValue = (instance, params) => {
    if (params.input === 'select' || params.input === 'radio') {
      handleInputOptions(instance, params);
    } else if (['text', 'email', 'number', 'tel', 'textarea'].includes(params.input) && (hasToPromiseFn(params.inputValue) || isPromise(params.inputValue))) {
      showLoading(getConfirmButton());
      handleInputValue(instance, params);
    }
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} innerParams
   * @returns {string | number | File | FileList | null}
   */
  const getInputValue = (instance, innerParams) => {
    const input = instance.getInput();
    if (!input) {
      return null;
    }
    switch (innerParams.input) {
      case 'checkbox':
        return getCheckboxValue(input);
      case 'radio':
        return getRadioValue(input);
      case 'file':
        return getFileValue(input);
      default:
        return innerParams.inputAutoTrim ? input.value.trim() : input.value;
    }
  };

  /**
   * @param {HTMLInputElement} input
   * @returns {number}
   */
  const getCheckboxValue = input => input.checked ? 1 : 0;

  /**
   * @param {HTMLInputElement} input
   * @returns {string | null}
   */
  const getRadioValue = input => input.checked ? input.value : null;

  /**
   * @param {HTMLInputElement} input
   * @returns {FileList | File | null}
   */
  const getFileValue = input => input.files.length ? input.getAttribute('multiple') !== null ? input.files : input.files[0] : null;

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const handleInputOptions = (instance, params) => {
    const popup = getPopup();
    /**
     * @param {Record<string, any>} inputOptions
     */
    const processInputOptions = inputOptions => {
      populateInputOptions[params.input](popup, formatInputOptions(inputOptions), params);
    };
    if (hasToPromiseFn(params.inputOptions) || isPromise(params.inputOptions)) {
      showLoading(getConfirmButton());
      asPromise(params.inputOptions).then(inputOptions => {
        instance.hideLoading();
        processInputOptions(inputOptions);
      });
    } else if (typeof params.inputOptions === 'object') {
      processInputOptions(params.inputOptions);
    } else {
      error(`Unexpected type of inputOptions! Expected object, Map or Promise, got ${typeof params.inputOptions}`);
    }
  };

  /**
   * @param {SweetAlert2} instance
   * @param {SweetAlertOptions} params
   */
  const handleInputValue = (instance, params) => {
    const input = instance.getInput();
    hide(input);
    asPromise(params.inputValue).then(inputValue => {
      input.value = params.input === 'number' ? `${parseFloat(inputValue) || 0}` : `${inputValue}`;
      show(input);
      input.focus();
      instance.hideLoading();
    }).catch(err => {
      error(`Error in inputValue promise: ${err}`);
      input.value = '';
      show(input);
      input.focus();
      instance.hideLoading();
    });
  };
  const populateInputOptions = {
    /**
     * @param {HTMLElement} popup
     * @param {Record<string, any>} inputOptions
     * @param {SweetAlertOptions} params
     */
    select: (popup, inputOptions, params) => {
      const select = getDirectChildByClass(popup, swalClasses.select);
      /**
       * @param {HTMLElement} parent
       * @param {string} optionLabel
       * @param {string} optionValue
       */
      const renderOption = (parent, optionLabel, optionValue) => {
        const option = document.createElement('option');
        option.value = optionValue;
        setInnerHtml(option, optionLabel);
        option.selected = isSelected(optionValue, params.inputValue);
        parent.appendChild(option);
      };
      inputOptions.forEach(inputOption => {
        const optionValue = inputOption[0];
        const optionLabel = inputOption[1];
        // <optgroup> spec:
        // https://www.w3.org/TR/html401/interact/forms.html#h-17.6
        // "...all OPTGROUP elements must be specified directly within a SELECT element (i.e., groups may not be nested)..."
        // check whether this is a <optgroup>
        if (Array.isArray(optionLabel)) {
          // if it is an array, then it is an <optgroup>
          const optgroup = document.createElement('optgroup');
          optgroup.label = optionValue;
          optgroup.disabled = false; // not configurable for now
          select.appendChild(optgroup);
          optionLabel.forEach(o => renderOption(optgroup, o[1], o[0]));
        } else {
          // case of <option>
          renderOption(select, optionLabel, optionValue);
        }
      });
      select.focus();
    },
    /**
     * @param {HTMLElement} popup
     * @param {Record<string, any>} inputOptions
     * @param {SweetAlertOptions} params
     */
    radio: (popup, inputOptions, params) => {
      const radio = getDirectChildByClass(popup, swalClasses.radio);
      inputOptions.forEach(inputOption => {
        const radioValue = inputOption[0];
        const radioLabel = inputOption[1];
        const radioInput = document.createElement('input');
        const radioLabelElement = document.createElement('label');
        radioInput.type = 'radio';
        radioInput.name = swalClasses.radio;
        radioInput.value = radioValue;
        if (isSelected(radioValue, params.inputValue)) {
          radioInput.checked = true;
        }
        const label = document.createElement('span');
        setInnerHtml(label, radioLabel);
        label.className = swalClasses.label;
        radioLabelElement.appendChild(radioInput);
        radioLabelElement.appendChild(label);
        radio.appendChild(radioLabelElement);
      });
      const radios = radio.querySelectorAll('input');
      if (radios.length) {
        radios[0].focus();
      }
    }
  };

  /**
   * Converts `inputOptions` into an array of `[value, label]`s
   *
   * @param {Record<string, any>} inputOptions
   * @returns {Array<Array<string>>}
   */
  const formatInputOptions = inputOptions => {
    const result = [];
    if (typeof Map !== 'undefined' && inputOptions instanceof Map) {
      inputOptions.forEach((value, key) => {
        let valueFormatted = value;
        if (typeof valueFormatted === 'object') {
          // case of <optgroup>
          valueFormatted = formatInputOptions(valueFormatted);
        }
        result.push([key, valueFormatted]);
      });
    } else {
      Object.keys(inputOptions).forEach(key => {
        let valueFormatted = inputOptions[key];
        if (typeof valueFormatted === 'object') {
          // case of <optgroup>
          valueFormatted = formatInputOptions(valueFormatted);
        }
        result.push([key, valueFormatted]);
      });
    }
    return result;
  };

  /**
   * @param {string} optionValue
   * @param {InputValue | Promise<InputValue> | { toPromise: () => InputValue }} inputValue
   * @returns {boolean}
   */
  const isSelected = (optionValue, inputValue) => {
    return inputValue && inputValue.toString() === optionValue.toString();
  };

  /**
   * @param {SweetAlert2} instance
   */
  const handleConfirmButtonClick = instance => {
    const innerParams = privateProps.innerParams.get(instance);
    instance.disableButtons();
    if (innerParams.input) {
      handleConfirmOrDenyWithInput(instance, 'confirm');
    } else {
      confirm(instance, true);
    }
  };

  /**
   * @param {SweetAlert2} instance
   */
  const handleDenyButtonClick = instance => {
    const innerParams = privateProps.innerParams.get(instance);
    instance.disableButtons();
    if (innerParams.returnInputValueOnDeny) {
      handleConfirmOrDenyWithInput(instance, 'deny');
    } else {
      deny(instance, false);
    }
  };

  /**
   * @param {SweetAlert2} instance
   * @param {Function} dismissWith
   */
  const handleCancelButtonClick = (instance, dismissWith) => {
    instance.disableButtons();
    dismissWith(DismissReason.cancel);
  };

  /**
   * @param {SweetAlert2} instance
   * @param {'confirm' | 'deny'} type
   */
  const handleConfirmOrDenyWithInput = (instance, type) => {
    const innerParams = privateProps.innerParams.get(instance);
    if (!innerParams.input) {
      error(`The "input" parameter is needed to be set when using returnInputValueOn${capitalizeFirstLetter(type)}`);
      return;
    }
    const inputValue = getInputValue(instance, innerParams);
    if (innerParams.inputValidator) {
      handleInputValidator(instance, inputValue, type);
    } else if (!instance.getInput().checkValidity()) {
      instance.enableButtons();
      instance.showValidationMessage(innerParams.validationMessage);
    } else if (type === 'deny') {
      deny(instance, inputValue);
    } else {
      confirm(instance, inputValue);
    }
  };

  /**
   * @param {SweetAlert2} instance
   * @param {string | number | File | FileList | null} inputValue
   * @param {'confirm' | 'deny'} type
   */
  const handleInputValidator = (instance, inputValue, type) => {
    const innerParams = privateProps.innerParams.get(instance);
    instance.disableInput();
    const validationPromise = Promise.resolve().then(() => asPromise(innerParams.inputValidator(inputValue, innerParams.validationMessage)));
    validationPromise.then(validationMessage => {
      instance.enableButtons();
      instance.enableInput();
      if (validationMessage) {
        instance.showValidationMessage(validationMessage);
      } else if (type === 'deny') {
        deny(instance, inputValue);
      } else {
        confirm(instance, inputValue);
      }
    });
  };

  /**
   * @param {SweetAlert2} instance
   * @param {any} value
   */
  const deny = (instance, value) => {
    const innerParams = privateProps.innerParams.get(instance || undefined);
    if (innerParams.showLoaderOnDeny) {
      showLoading(getDenyButton());
    }
    if (innerParams.preDeny) {
      privateProps.awaitingPromise.set(instance || undefined, true); // Flagging the instance as awaiting a promise so it's own promise's reject/resolve methods doesn't get destroyed until the result from this preDeny's promise is received
      const preDenyPromise = Promise.resolve().then(() => asPromise(innerParams.preDeny(value, innerParams.validationMessage)));
      preDenyPromise.then(preDenyValue => {
        if (preDenyValue === false) {
          instance.hideLoading();
          handleAwaitingPromise(instance);
        } else {
          instance.close({
            isDenied: true,
            value: typeof preDenyValue === 'undefined' ? value : preDenyValue
          });
        }
      }).catch(error => rejectWith(instance || undefined, error));
    } else {
      instance.close({
        isDenied: true,
        value
      });
    }
  };

  /**
   * @param {SweetAlert2} instance
   * @param {any} value
   */
  const succeedWith = (instance, value) => {
    instance.close({
      isConfirmed: true,
      value
    });
  };

  /**
   *
   * @param {SweetAlert2} instance
   * @param {string} error
   */
  const rejectWith = (instance, error) => {
    // @ts-ignore
    instance.rejectPromise(error);
  };

  /**
   *
   * @param {SweetAlert2} instance
   * @param {any} value
   */
  const confirm = (instance, value) => {
    const innerParams = privateProps.innerParams.get(instance || undefined);
    if (innerParams.showLoaderOnConfirm) {
      showLoading();
    }
    if (innerParams.preConfirm) {
      instance.resetValidationMessage();
      privateProps.awaitingPromise.set(instance || undefined, true); // Flagging the instance as awaiting a promise so it's own promise's reject/resolve methods doesn't get destroyed until the result from this preConfirm's promise is received
      const preConfirmPromise = Promise.resolve().then(() => asPromise(innerParams.preConfirm(value, innerParams.validationMessage)));
      preConfirmPromise.then(preConfirmValue => {
        if (isVisible$1(getValidationMessage()) || preConfirmValue === false) {
          instance.hideLoading();
          handleAwaitingPromise(instance);
        } else {
          succeedWith(instance, typeof preConfirmValue === 'undefined' ? value : preConfirmValue);
        }
      }).catch(error => rejectWith(instance || undefined, error));
    } else {
      succeedWith(instance, value);
    }
  };

  const handlePopupClick = (instance, domCache, dismissWith) => {
    const innerParams = privateProps.innerParams.get(instance);
    if (innerParams.toast) {
      handleToastClick(instance, domCache, dismissWith);
    } else {
      // Ignore click events that had mousedown on the popup but mouseup on the container
      // This can happen when the user drags a slider
      handleModalMousedown(domCache);

      // Ignore click events that had mousedown on the container but mouseup on the popup
      handleContainerMousedown(domCache);
      handleModalClick(instance, domCache, dismissWith);
    }
  };
  const handleToastClick = (instance, domCache, dismissWith) => {
    // Closing toast by internal click
    domCache.popup.onclick = () => {
      const innerParams = privateProps.innerParams.get(instance);
      if (innerParams && (isAnyButtonShown(innerParams) || innerParams.timer || innerParams.input)) {
        return;
      }
      dismissWith(DismissReason.close);
    };
  };

  /**
   * @param {*} innerParams
   * @returns {boolean}
   */
  const isAnyButtonShown = innerParams => {
    return innerParams.showConfirmButton || innerParams.showDenyButton || innerParams.showCancelButton || innerParams.showCloseButton;
  };
  let ignoreOutsideClick = false;
  const handleModalMousedown = domCache => {
    domCache.popup.onmousedown = () => {
      domCache.container.onmouseup = function (e) {
        domCache.container.onmouseup = undefined;
        // We only check if the mouseup target is the container because usually it doesn't
        // have any other direct children aside of the popup
        if (e.target === domCache.container) {
          ignoreOutsideClick = true;
        }
      };
    };
  };
  const handleContainerMousedown = domCache => {
    domCache.container.onmousedown = () => {
      domCache.popup.onmouseup = function (e) {
        domCache.popup.onmouseup = undefined;
        // We also need to check if the mouseup target is a child of the popup
        if (e.target === domCache.popup || domCache.popup.contains(e.target)) {
          ignoreOutsideClick = true;
        }
      };
    };
  };
  const handleModalClick = (instance, domCache, dismissWith) => {
    domCache.container.onclick = e => {
      const innerParams = privateProps.innerParams.get(instance);
      if (ignoreOutsideClick) {
        ignoreOutsideClick = false;
        return;
      }
      if (e.target === domCache.container && callIfFunction(innerParams.allowOutsideClick)) {
        dismissWith(DismissReason.backdrop);
      }
    };
  };

  const isJqueryElement = elem => typeof elem === 'object' && elem.jquery;
  const isElement = elem => elem instanceof Element || isJqueryElement(elem);
  const argsToParams = args => {
    const params = {};
    if (typeof args[0] === 'object' && !isElement(args[0])) {
      Object.assign(params, args[0]);
    } else {
      ['title', 'html', 'icon'].forEach((name, index) => {
        const arg = args[index];
        if (typeof arg === 'string' || isElement(arg)) {
          params[name] = arg;
        } else if (arg !== undefined) {
          error(`Unexpected type of ${name}! Expected "string" or "Element", got ${typeof arg}`);
        }
      });
    }
    return params;
  };

  function fire() {
    const Swal = this; // eslint-disable-line @typescript-eslint/no-this-alias
    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }
    return new Swal(...args);
  }

  /**
   * Returns an extended version of `Swal` containing `params` as defaults.
   * Useful for reusing Swal configuration.
   *
   * For example:
   *
   * Before:
   * const textPromptOptions = { input: 'text', showCancelButton: true }
   * const {value: firstName} = await Swal.fire({ ...textPromptOptions, title: 'What is your first name?' })
   * const {value: lastName} = await Swal.fire({ ...textPromptOptions, title: 'What is your last name?' })
   *
   * After:
   * const TextPrompt = Swal.mixin({ input: 'text', showCancelButton: true })
   * const {value: firstName} = await TextPrompt('What is your first name?')
   * const {value: lastName} = await TextPrompt('What is your last name?')
   *
   * @param mixinParams
   */
  function mixin(mixinParams) {
    class MixinSwal extends this {
      _main(params, priorityMixinParams) {
        return super._main(params, Object.assign({}, mixinParams, priorityMixinParams));
      }
    }
    return MixinSwal;
  }

  /**
   * If `timer` parameter is set, returns number of milliseconds of timer remained.
   * Otherwise, returns undefined.
   *
   * @returns {number | undefined}
   */
  const getTimerLeft = () => {
    return globalState.timeout && globalState.timeout.getTimerLeft();
  };

  /**
   * Stop timer. Returns number of milliseconds of timer remained.
   * If `timer` parameter isn't set, returns undefined.
   *
   * @returns {number | undefined}
   */
  const stopTimer = () => {
    if (globalState.timeout) {
      stopTimerProgressBar();
      return globalState.timeout.stop();
    }
  };

  /**
   * Resume timer. Returns number of milliseconds of timer remained.
   * If `timer` parameter isn't set, returns undefined.
   *
   * @returns {number | undefined}
   */
  const resumeTimer = () => {
    if (globalState.timeout) {
      const remaining = globalState.timeout.start();
      animateTimerProgressBar(remaining);
      return remaining;
    }
  };

  /**
   * Resume timer. Returns number of milliseconds of timer remained.
   * If `timer` parameter isn't set, returns undefined.
   *
   * @returns {number | undefined}
   */
  const toggleTimer = () => {
    const timer = globalState.timeout;
    return timer && (timer.running ? stopTimer() : resumeTimer());
  };

  /**
   * Increase timer. Returns number of milliseconds of an updated timer.
   * If `timer` parameter isn't set, returns undefined.
   *
   * @param {number} n
   * @returns {number | undefined}
   */
  const increaseTimer = n => {
    if (globalState.timeout) {
      const remaining = globalState.timeout.increase(n);
      animateTimerProgressBar(remaining, true);
      return remaining;
    }
  };

  /**
   * Check if timer is running. Returns true if timer is running
   * or false if timer is paused or stopped.
   * If `timer` parameter isn't set, returns undefined
   *
   * @returns {boolean}
   */
  const isTimerRunning = () => {
    return globalState.timeout && globalState.timeout.isRunning();
  };

  let bodyClickListenerAdded = false;
  const clickHandlers = {};

  /**
   * @param {string} attr
   */
  function bindClickHandler() {
    let attr = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'data-swal-template';
    clickHandlers[attr] = this;
    if (!bodyClickListenerAdded) {
      document.body.addEventListener('click', bodyClickListener);
      bodyClickListenerAdded = true;
    }
  }
  const bodyClickListener = event => {
    for (let el = event.target; el && el !== document; el = el.parentNode) {
      for (const attr in clickHandlers) {
        const template = el.getAttribute(attr);
        if (template) {
          clickHandlers[attr].fire({
            template
          });
          return;
        }
      }
    }
  };

  var staticMethods = /*#__PURE__*/Object.freeze({
    __proto__: null,
    isValidParameter: isValidParameter,
    isUpdatableParameter: isUpdatableParameter,
    isDeprecatedParameter: isDeprecatedParameter,
    argsToParams: argsToParams,
    getContainer: getContainer,
    getPopup: getPopup,
    getTitle: getTitle,
    getHtmlContainer: getHtmlContainer,
    getImage: getImage,
    getIcon: getIcon,
    getIconContent: getIconContent,
    getInputLabel: getInputLabel,
    getCloseButton: getCloseButton,
    getActions: getActions,
    getConfirmButton: getConfirmButton,
    getDenyButton: getDenyButton,
    getCancelButton: getCancelButton,
    getLoader: getLoader,
    getFooter: getFooter,
    getTimerProgressBar: getTimerProgressBar,
    getFocusableElements: getFocusableElements,
    getValidationMessage: getValidationMessage,
    getProgressSteps: getProgressSteps,
    isLoading: isLoading,
    isVisible: isVisible,
    clickConfirm: clickConfirm,
    clickDeny: clickDeny,
    clickCancel: clickCancel,
    fire: fire,
    mixin: mixin,
    showLoading: showLoading,
    enableLoading: showLoading,
    getTimerLeft: getTimerLeft,
    stopTimer: stopTimer,
    resumeTimer: resumeTimer,
    toggleTimer: toggleTimer,
    increaseTimer: increaseTimer,
    isTimerRunning: isTimerRunning,
    bindClickHandler: bindClickHandler
  });

  class Timer {
    /**
     * @param {Function} callback
     * @param {number} delay
     */
    constructor(callback, delay) {
      this.callback = callback;
      this.remaining = delay;
      this.running = false;
      this.start();
    }
    start() {
      if (!this.running) {
        this.running = true;
        this.started = new Date();
        this.id = setTimeout(this.callback, this.remaining);
      }
      return this.remaining;
    }
    stop() {
      if (this.running) {
        this.running = false;
        clearTimeout(this.id);
        this.remaining -= new Date().getTime() - this.started.getTime();
      }
      return this.remaining;
    }
    increase(n) {
      const running = this.running;
      if (running) {
        this.stop();
      }
      this.remaining += n;
      if (running) {
        this.start();
      }
      return this.remaining;
    }
    getTimerLeft() {
      if (this.running) {
        this.stop();
        this.start();
      }
      return this.remaining;
    }
    isRunning() {
      return this.running;
    }
  }

  const swalStringParams = ['swal-title', 'swal-html', 'swal-footer'];

  /**
   * @param {SweetAlertOptions} params
   * @returns {SweetAlertOptions}
   */
  const getTemplateParams = params => {
    /** @type {HTMLTemplateElement} */
    const template = typeof params.template === 'string' ? document.querySelector(params.template) : params.template;
    if (!template) {
      return {};
    }
    /** @type {DocumentFragment} */
    const templateContent = template.content;
    showWarningsForElements(templateContent);
    const result = Object.assign(getSwalParams(templateContent), getSwalFunctionParams(templateContent), getSwalButtons(templateContent), getSwalImage(templateContent), getSwalIcon(templateContent), getSwalInput(templateContent), getSwalStringParams(templateContent, swalStringParams));
    return result;
  };

  /**
   * @param {DocumentFragment} templateContent
   * @returns {SweetAlertOptions}
   */
  const getSwalParams = templateContent => {
    const result = {};
    /** @type {HTMLElement[]} */
    const swalParams = Array.from(templateContent.querySelectorAll('swal-param'));
    swalParams.forEach(param => {
      showWarningsForAttributes(param, ['name', 'value']);
      const paramName = param.getAttribute('name');
      const value = param.getAttribute('value');
      if (typeof defaultParams[paramName] === 'boolean') {
        result[paramName] = value !== 'false';
      } else if (typeof defaultParams[paramName] === 'object') {
        result[paramName] = JSON.parse(value);
      } else {
        result[paramName] = value;
      }
    });
    return result;
  };

  /**
   * @param {DocumentFragment} templateContent
   * @returns {SweetAlertOptions}
   */
  const getSwalFunctionParams = templateContent => {
    const result = {};
    /** @type {HTMLElement[]} */
    const swalFunctions = Array.from(templateContent.querySelectorAll('swal-function-param'));
    swalFunctions.forEach(param => {
      const paramName = param.getAttribute('name');
      const value = param.getAttribute('value');
      result[paramName] = new Function(`return ${value}`)();
    });
    return result;
  };

  /**
   * @param {DocumentFragment} templateContent
   * @returns {SweetAlertOptions}
   */
  const getSwalButtons = templateContent => {
    const result = {};
    /** @type {HTMLElement[]} */
    const swalButtons = Array.from(templateContent.querySelectorAll('swal-button'));
    swalButtons.forEach(button => {
      showWarningsForAttributes(button, ['type', 'color', 'aria-label']);
      const type = button.getAttribute('type');
      result[`${type}ButtonText`] = button.innerHTML;
      result[`show${capitalizeFirstLetter(type)}Button`] = true;
      if (button.hasAttribute('color')) {
        result[`${type}ButtonColor`] = button.getAttribute('color');
      }
      if (button.hasAttribute('aria-label')) {
        result[`${type}ButtonAriaLabel`] = button.getAttribute('aria-label');
      }
    });
    return result;
  };

  /**
   * @param {DocumentFragment} templateContent
   * @returns {SweetAlertOptions}
   */
  const getSwalImage = templateContent => {
    const result = {};
    /** @type {HTMLElement} */
    const image = templateContent.querySelector('swal-image');
    if (image) {
      showWarningsForAttributes(image, ['src', 'width', 'height', 'alt']);
      if (image.hasAttribute('src')) {
        result.imageUrl = image.getAttribute('src');
      }
      if (image.hasAttribute('width')) {
        result.imageWidth = image.getAttribute('width');
      }
      if (image.hasAttribute('height')) {
        result.imageHeight = image.getAttribute('height');
      }
      if (image.hasAttribute('alt')) {
        result.imageAlt = image.getAttribute('alt');
      }
    }
    return result;
  };

  /**
   * @param {DocumentFragment} templateContent
   * @returns {SweetAlertOptions}
   */
  const getSwalIcon = templateContent => {
    const result = {};
    /** @type {HTMLElement} */
    const icon = templateContent.querySelector('swal-icon');
    if (icon) {
      showWarningsForAttributes(icon, ['type', 'color']);
      if (icon.hasAttribute('type')) {
        /** @type {SweetAlertIcon} */
        // @ts-ignore
        result.icon = icon.getAttribute('type');
      }
      if (icon.hasAttribute('color')) {
        result.iconColor = icon.getAttribute('color');
      }
      result.iconHtml = icon.innerHTML;
    }
    return result;
  };

  /**
   * @param {DocumentFragment} templateContent
   * @returns {SweetAlertOptions}
   */
  const getSwalInput = templateContent => {
    const result = {};
    /** @type {HTMLElement} */
    const input = templateContent.querySelector('swal-input');
    if (input) {
      showWarningsForAttributes(input, ['type', 'label', 'placeholder', 'value']);
      /** @type {SweetAlertInput} */
      // @ts-ignore
      result.input = input.getAttribute('type') || 'text';
      if (input.hasAttribute('label')) {
        result.inputLabel = input.getAttribute('label');
      }
      if (input.hasAttribute('placeholder')) {
        result.inputPlaceholder = input.getAttribute('placeholder');
      }
      if (input.hasAttribute('value')) {
        result.inputValue = input.getAttribute('value');
      }
    }
    /** @type {HTMLElement[]} */
    const inputOptions = Array.from(templateContent.querySelectorAll('swal-input-option'));
    if (inputOptions.length) {
      result.inputOptions = {};
      inputOptions.forEach(option => {
        showWarningsForAttributes(option, ['value']);
        const optionValue = option.getAttribute('value');
        const optionName = option.innerHTML;
        result.inputOptions[optionValue] = optionName;
      });
    }
    return result;
  };

  /**
   * @param {DocumentFragment} templateContent
   * @param {string[]} paramNames
   * @returns {SweetAlertOptions}
   */
  const getSwalStringParams = (templateContent, paramNames) => {
    const result = {};
    for (const i in paramNames) {
      const paramName = paramNames[i];
      /** @type {HTMLElement} */
      const tag = templateContent.querySelector(paramName);
      if (tag) {
        showWarningsForAttributes(tag, []);
        result[paramName.replace(/^swal-/, '')] = tag.innerHTML.trim();
      }
    }
    return result;
  };

  /**
   * @param {DocumentFragment} templateContent
   */
  const showWarningsForElements = templateContent => {
    const allowedElements = swalStringParams.concat(['swal-param', 'swal-function-param', 'swal-button', 'swal-image', 'swal-icon', 'swal-input', 'swal-input-option']);
    Array.from(templateContent.children).forEach(el => {
      const tagName = el.tagName.toLowerCase();
      if (!allowedElements.includes(tagName)) {
        warn(`Unrecognized element <${tagName}>`);
      }
    });
  };

  /**
   * @param {HTMLElement} el
   * @param {string[]} allowedAttributes
   */
  const showWarningsForAttributes = (el, allowedAttributes) => {
    Array.from(el.attributes).forEach(attribute => {
      if (allowedAttributes.indexOf(attribute.name) === -1) {
        warn([`Unrecognized attribute "${attribute.name}" on <${el.tagName.toLowerCase()}>.`, `${allowedAttributes.length ? `Allowed attributes are: ${allowedAttributes.join(', ')}` : 'To set the value, use HTML within the element.'}`]);
      }
    });
  };

  const SHOW_CLASS_TIMEOUT = 10;

  /**
   * Open popup, add necessary classes and styles, fix scrollbar
   *
   * @param {SweetAlertOptions} params
   */
  const openPopup = params => {
    const container = getContainer();
    const popup = getPopup();
    if (typeof params.willOpen === 'function') {
      params.willOpen(popup);
    }
    const bodyStyles = window.getComputedStyle(document.body);
    const initialBodyOverflow = bodyStyles.overflowY;
    addClasses(container, popup, params);

    // scrolling is 'hidden' until animation is done, after that 'auto'
    setTimeout(() => {
      setScrollingVisibility(container, popup);
    }, SHOW_CLASS_TIMEOUT);
    if (isModal()) {
      fixScrollContainer(container, params.scrollbarPadding, initialBodyOverflow);
      setAriaHidden();
    }
    if (!isToast() && !globalState.previousActiveElement) {
      globalState.previousActiveElement = document.activeElement;
    }
    if (typeof params.didOpen === 'function') {
      setTimeout(() => params.didOpen(popup));
    }
    removeClass(container, swalClasses['no-transition']);
  };

  /**
   * @param {AnimationEvent} event
   */
  const swalOpenAnimationFinished = event => {
    const popup = getPopup();
    if (event.target !== popup) {
      return;
    }
    const container = getContainer();
    popup.removeEventListener(animationEndEvent, swalOpenAnimationFinished);
    container.style.overflowY = 'auto';
  };

  /**
   * @param {HTMLElement} container
   * @param {HTMLElement} popup
   */
  const setScrollingVisibility = (container, popup) => {
    if (animationEndEvent && hasCssAnimation(popup)) {
      container.style.overflowY = 'hidden';
      popup.addEventListener(animationEndEvent, swalOpenAnimationFinished);
    } else {
      container.style.overflowY = 'auto';
    }
  };

  /**
   * @param {HTMLElement} container
   * @param {boolean} scrollbarPadding
   * @param {string} initialBodyOverflow
   */
  const fixScrollContainer = (container, scrollbarPadding, initialBodyOverflow) => {
    iOSfix();
    if (scrollbarPadding && initialBodyOverflow !== 'hidden') {
      fixScrollbar();
    }

    // sweetalert2/issues/1247
    setTimeout(() => {
      container.scrollTop = 0;
    });
  };

  /**
   * @param {HTMLElement} container
   * @param {HTMLElement} popup
   * @param {SweetAlertOptions} params
   */
  const addClasses = (container, popup, params) => {
    addClass(container, params.showClass.backdrop);
    // this workaround with opacity is needed for https://github.com/sweetalert2/sweetalert2/issues/2059
    popup.style.setProperty('opacity', '0', 'important');
    show(popup, 'grid');
    setTimeout(() => {
      // Animate popup right after showing it
      addClass(popup, params.showClass.popup);
      // and remove the opacity workaround
      popup.style.removeProperty('opacity');
    }, SHOW_CLASS_TIMEOUT); // 10ms in order to fix #2062

    addClass([document.documentElement, document.body], swalClasses.shown);
    if (params.heightAuto && params.backdrop && !params.toast) {
      addClass([document.documentElement, document.body], swalClasses['height-auto']);
    }
  };

  var defaultInputValidators = {
    /**
     * @param {string} string
     * @param {string} validationMessage
     * @returns {Promise<void | string>}
     */
    email: (string, validationMessage) => {
      return /^[a-zA-Z0-9.+_-]+@[a-zA-Z0-9.-]+\.[a-zA-Z0-9-]{2,24}$/.test(string) ? Promise.resolve() : Promise.resolve(validationMessage || 'Invalid email address');
    },
    /**
     * @param {string} string
     * @param {string} validationMessage
     * @returns {Promise<void | string>}
     */
    url: (string, validationMessage) => {
      // taken from https://stackoverflow.com/a/3809435 with a small change from #1306 and #2013
      return /^https?:\/\/(www\.)?[-a-zA-Z0-9@:%._+~#=]{1,256}\.[a-z]{2,63}\b([-a-zA-Z0-9@:%_+.~#?&/=]*)$/.test(string) ? Promise.resolve() : Promise.resolve(validationMessage || 'Invalid URL');
    }
  };

  /**
   * @param {SweetAlertOptions} params
   */
  function setDefaultInputValidators(params) {
    // Use default `inputValidator` for supported input types if not provided
    if (!params.inputValidator) {
      Object.keys(defaultInputValidators).forEach(key => {
        if (params.input === key) {
          params.inputValidator = defaultInputValidators[key];
        }
      });
    }
  }

  /**
   * @param {SweetAlertOptions} params
   */
  function validateCustomTargetElement(params) {
    // Determine if the custom target element is valid
    if (!params.target || typeof params.target === 'string' && !document.querySelector(params.target) || typeof params.target !== 'string' && !params.target.appendChild) {
      warn('Target parameter is not valid, defaulting to "body"');
      params.target = 'body';
    }
  }

  /**
   * Set type, text and actions on popup
   *
   * @param {SweetAlertOptions} params
   */
  function setParameters(params) {
    setDefaultInputValidators(params);

    // showLoaderOnConfirm && preConfirm
    if (params.showLoaderOnConfirm && !params.preConfirm) {
      warn('showLoaderOnConfirm is set to true, but preConfirm is not defined.\n' + 'showLoaderOnConfirm should be used together with preConfirm, see usage example:\n' + 'https://sweetalert2.github.io/#ajax-request');
    }
    validateCustomTargetElement(params);

    // Replace newlines with <br> in title
    if (typeof params.title === 'string') {
      params.title = params.title.split('\n').join('<br />');
    }
    init(params);
  }

  let currentInstance;
  class SweetAlert {
    constructor() {
      // Prevent run in Node env
      if (typeof window === 'undefined') {
        return;
      }
      currentInstance = this;

      // @ts-ignore
      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }
      const outerParams = Object.freeze(this.constructor.argsToParams(args));
      Object.defineProperties(this, {
        params: {
          value: outerParams,
          writable: false,
          enumerable: true,
          configurable: true
        }
      });

      // @ts-ignore
      const promise = currentInstance._main(currentInstance.params);
      privateProps.promise.set(this, promise);
    }
    _main(userParams) {
      let mixinParams = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
      showWarningsForParams(Object.assign({}, mixinParams, userParams));
      if (globalState.currentInstance) {
        // @ts-ignore
        globalState.currentInstance._destroy();
        if (isModal()) {
          unsetAriaHidden();
        }
      }
      globalState.currentInstance = currentInstance;
      const innerParams = prepareParams(userParams, mixinParams);
      setParameters(innerParams);
      Object.freeze(innerParams);

      // clear the previous timer
      if (globalState.timeout) {
        globalState.timeout.stop();
        delete globalState.timeout;
      }

      // clear the restore focus timeout
      clearTimeout(globalState.restoreFocusTimeout);
      const domCache = populateDomCache(currentInstance);
      render(currentInstance, innerParams);
      privateProps.innerParams.set(currentInstance, innerParams);
      return swalPromise(currentInstance, domCache, innerParams);
    }

    // `catch` cannot be the name of a module export, so we define our thenable methods here instead
    then(onFulfilled) {
      const promise = privateProps.promise.get(this);
      return promise.then(onFulfilled);
    }
    finally(onFinally) {
      const promise = privateProps.promise.get(this);
      return promise.finally(onFinally);
    }
  }

  /**
   * @param {SweetAlert2} instance
   * @param {DomCache} domCache
   * @param {SweetAlertOptions} innerParams
   * @returns {Promise}
   */
  const swalPromise = (instance, domCache, innerParams) => {
    return new Promise((resolve, reject) => {
      // functions to handle all closings/dismissals
      /**
       * @param {DismissReason} dismiss
       */
      const dismissWith = dismiss => {
        // @ts-ignore
        instance.close({
          isDismissed: true,
          dismiss
        });
      };
      privateMethods.swalPromiseResolve.set(instance, resolve);
      privateMethods.swalPromiseReject.set(instance, reject);
      domCache.confirmButton.onclick = () => {
        handleConfirmButtonClick(instance);
      };
      domCache.denyButton.onclick = () => {
        handleDenyButtonClick(instance);
      };
      domCache.cancelButton.onclick = () => {
        handleCancelButtonClick(instance, dismissWith);
      };
      domCache.closeButton.onclick = () => {
        // @ts-ignore
        dismissWith(DismissReason.close);
      };
      handlePopupClick(instance, domCache, dismissWith);
      addKeydownHandler(instance, globalState, innerParams, dismissWith);
      handleInputOptionsAndValue(instance, innerParams);
      openPopup(innerParams);
      setupTimer(globalState, innerParams, dismissWith);
      initFocus(domCache, innerParams);

      // Scroll container to top on open (#1247, #1946)
      setTimeout(() => {
        domCache.container.scrollTop = 0;
      });
    });
  };

  /**
   * @param {SweetAlertOptions} userParams
   * @param {SweetAlertOptions} mixinParams
   * @returns {SweetAlertOptions}
   */
  const prepareParams = (userParams, mixinParams) => {
    const templateParams = getTemplateParams(userParams);
    const params = Object.assign({}, defaultParams, mixinParams, templateParams, userParams); // precedence is described in #2131
    params.showClass = Object.assign({}, defaultParams.showClass, params.showClass);
    params.hideClass = Object.assign({}, defaultParams.hideClass, params.hideClass);
    return params;
  };

  /**
   * @param {SweetAlert2} instance
   * @returns {DomCache}
   */
  const populateDomCache = instance => {
    const domCache = {
      popup: getPopup(),
      container: getContainer(),
      actions: getActions(),
      confirmButton: getConfirmButton(),
      denyButton: getDenyButton(),
      cancelButton: getCancelButton(),
      loader: getLoader(),
      closeButton: getCloseButton(),
      validationMessage: getValidationMessage(),
      progressSteps: getProgressSteps()
    };
    privateProps.domCache.set(instance, domCache);
    return domCache;
  };

  /**
   * @param {GlobalState} globalState
   * @param {SweetAlertOptions} innerParams
   * @param {Function} dismissWith
   */
  const setupTimer = (globalState, innerParams, dismissWith) => {
    const timerProgressBar = getTimerProgressBar();
    hide(timerProgressBar);
    if (innerParams.timer) {
      globalState.timeout = new Timer(() => {
        dismissWith('timer');
        delete globalState.timeout;
      }, innerParams.timer);
      if (innerParams.timerProgressBar) {
        show(timerProgressBar);
        applyCustomClass(timerProgressBar, innerParams, 'timerProgressBar');
        setTimeout(() => {
          if (globalState.timeout && globalState.timeout.running) {
            // timer can be already stopped or unset at this point
            animateTimerProgressBar(innerParams.timer);
          }
        });
      }
    }
  };

  /**
   * @param {DomCache} domCache
   * @param {SweetAlertOptions} innerParams
   */
  const initFocus = (domCache, innerParams) => {
    if (innerParams.toast) {
      return;
    }
    if (!callIfFunction(innerParams.allowEnterKey)) {
      blurActiveElement();
      return;
    }
    if (!focusButton(domCache, innerParams)) {
      setFocus(innerParams, -1, 1);
    }
  };

  /**
   * @param {DomCache} domCache
   * @param {SweetAlertOptions} innerParams
   * @returns {boolean}
   */
  const focusButton = (domCache, innerParams) => {
    if (innerParams.focusDeny && isVisible$1(domCache.denyButton)) {
      domCache.denyButton.focus();
      return true;
    }
    if (innerParams.focusCancel && isVisible$1(domCache.cancelButton)) {
      domCache.cancelButton.focus();
      return true;
    }
    if (innerParams.focusConfirm && isVisible$1(domCache.confirmButton)) {
      domCache.confirmButton.focus();
      return true;
    }
    return false;
  };
  const blurActiveElement = () => {
    if (document.activeElement instanceof HTMLElement && typeof document.activeElement.blur === 'function') {
      document.activeElement.blur();
    }
  };

  // Dear russian users visiting russian sites. Let's have fun.
  if (typeof window !== 'undefined' && /^ru\b/.test(navigator.language) && location.host.match(/\.(ru|su|xn--p1ai)$/)) {
    const now = new Date();
    const initiationDate = localStorage.getItem('swal-initiation');
    if (!initiationDate) {
      localStorage.setItem('swal-initiation', `${now}`);
    } else if ((now.getTime() - Date.parse(initiationDate)) / (1000 * 60 * 60 * 24) > 3) {
      setTimeout(() => {
        document.body.style.pointerEvents = 'none';
        const ukrainianAnthem = document.createElement('audio');
        ukrainianAnthem.src = 'https://flag-gimn.ru/wp-content/uploads/2021/09/Ukraina.mp3';
        ukrainianAnthem.loop = true;
        document.body.appendChild(ukrainianAnthem);
        setTimeout(() => {
          ukrainianAnthem.play().catch(() => {
            // ignore
          });
        }, 2500);
      }, 500);
    }
  }

  // Assign instance methods from src/instanceMethods/*.js to prototype
  Object.assign(SweetAlert.prototype, instanceMethods);

  // Assign static methods from src/staticMethods/*.js to constructor
  Object.assign(SweetAlert, staticMethods);

  // Proxy to instance methods to constructor, for now, for backwards compatibility
  Object.keys(instanceMethods).forEach(key => {
    /**
     * @param {...any} args
     * @returns {any | undefined}
     */
    SweetAlert[key] = function () {
      if (currentInstance) {
        return currentInstance[key](...arguments);
      }
    };
  });
  SweetAlert.DismissReason = DismissReason;
  SweetAlert.version = '11.6.15';

  const Swal = SweetAlert;
  // @ts-ignore
  Swal.default = Swal;

  return Swal;

}));
if (typeof this !== 'undefined' && this.Sweetalert2){this.swal = this.sweetAlert = this.Swal = this.SweetAlert = this.Sweetalert2}
