@ionic/core/dist/cjs/swiper.bundle-9cb47322.js

'use strict';

/**
 * SSR Window 2.0.0
 * Better handling for window object in SSR environment
 * https://github.com/nolimits4web/ssr-window
 *
 * Copyright 2020, Vladimir Kharlampidi
 *
 * Licensed under MIT
 *
 * Released on: May 12, 2020
 */
/* eslint-disable no-param-reassign */
function isObject(obj) {
    return (obj !== null &&
        typeof obj === 'object' &&
        'constructor' in obj &&
        obj.constructor === Object);
}
function extend(target, src) {
    if (target === void 0) { target = {}; }
    if (src === void 0) { src = {}; }
    Object.keys(src).forEach(function (key) {
        if (typeof target[key] === 'undefined')
            target[key] = src[key];
        else if (isObject(src[key]) &&
            isObject(target[key]) &&
            Object.keys(src[key]).length > 0) {
            extend(target[key], src[key]);
        }
    });
}

var doc = typeof document !== 'undefined' ? document : {};
var ssrDocument = {
    body: {},
    addEventListener: function () { },
    removeEventListener: function () { },
    activeElement: {
        blur: function () { },
        nodeName: '',
    },
    querySelector: function () {
        return null;
    },
    querySelectorAll: function () {
        return [];
    },
    getElementById: function () {
        return null;
    },
    createEvent: function () {
        return {
            initEvent: function () { },
        };
    },
    createElement: function () {
        return {
            children: [],
            childNodes: [],
            style: {},
            setAttribute: function () { },
            getElementsByTagName: function () {
                return [];
            },
        };
    },
    createElementNS: function () {
        return {};
    },
    importNode: function () {
        return null;
    },
    location: {
        hash: '',
        host: '',
        hostname: '',
        href: '',
        origin: '',
        pathname: '',
        protocol: '',
        search: '',
    },
};
extend(doc, ssrDocument);

var win = typeof window !== 'undefined' ? window : {};
var ssrWindow = {
    document: ssrDocument,
    navigator: {
        userAgent: '',
    },
    location: {
        hash: '',
        host: '',
        hostname: '',
        href: '',
        origin: '',
        pathname: '',
        protocol: '',
        search: '',
    },
    history: {
        replaceState: function () { },
        pushState: function () { },
        go: function () { },
        back: function () { },
    },
    CustomEvent: function CustomEvent() {
        return this;
    },
    addEventListener: function () { },
    removeEventListener: function () { },
    getComputedStyle: function () {
        return {
            getPropertyValue: function () {
                return '';
            },
        };
    },
    Image: function () { },
    Date: function () { },
    screen: {},
    setTimeout: function () { },
    clearTimeout: function () { },
    matchMedia: function () {
        return {};
    },
};
extend(win, ssrWindow);

/**
 * Dom7 2.1.5
 * Minimalistic JavaScript library for DOM manipulation, with a jQuery-compatible API
 * http://framework7.io/docs/dom.html
 *
 * Copyright 2020, Vladimir Kharlampidi
 * The iDangero.us
 * http://www.idangero.us/
 *
 * Licensed under MIT
 *
 * Released on: May 15, 2020
 */

class Dom7 {
  constructor(arr) {
    const self = this;
    // Create array-like object
    for (let i = 0; i < arr.length; i += 1) {
      self[i] = arr[i];
    }
    self.length = arr.length;
    // Return collection with methods
    return this;
  }
}

function $(selector, context) {
  const arr = [];
  let i = 0;
  if (selector && !context) {
    if (selector instanceof Dom7) {
      return selector;
    }
  }
  if (selector) {
      // String
    if (typeof selector === 'string') {
      let els;
      let tempParent;
      const html = selector.trim();
      if (html.indexOf('<') >= 0 && html.indexOf('>') >= 0) {
        let toCreate = 'div';
        if (html.indexOf('<li') === 0) toCreate = 'ul';
        if (html.indexOf('<tr') === 0) toCreate = 'tbody';
        if (html.indexOf('<td') === 0 || html.indexOf('<th') === 0) toCreate = 'tr';
        if (html.indexOf('<tbody') === 0) toCreate = 'table';
        if (html.indexOf('<option') === 0) toCreate = 'select';
        tempParent = doc.createElement(toCreate);
        tempParent.innerHTML = html;
        for (i = 0; i < tempParent.childNodes.length; i += 1) {
          arr.push(tempParent.childNodes[i]);
        }
      } else {
        if (!context && selector[0] === '#' && !selector.match(/[ .<>:~]/)) {
          // Pure ID selector
          els = [doc.getElementById(selector.trim().split('#')[1])];
        } else {
          // Other selectors
          els = (context || doc).querySelectorAll(selector.trim());
        }
        for (i = 0; i < els.length; i += 1) {
          if (els[i]) arr.push(els[i]);
        }
      }
    } else if (selector.nodeType || selector === win || selector === doc) {
      // Node/element
      arr.push(selector);
    } else if (selector.length > 0 && selector[0].nodeType) {
      // Array of elements or instance of Dom
      for (i = 0; i < selector.length; i += 1) {
        arr.push(selector[i]);
      }
    }
  }
  return new Dom7(arr);
}

$.fn = Dom7.prototype;
$.Class = Dom7;
$.Dom7 = Dom7;

function unique(arr) {
  const uniqueArray = [];
  for (let i = 0; i < arr.length; i += 1) {
    if (uniqueArray.indexOf(arr[i]) === -1) uniqueArray.push(arr[i]);
  }
  return uniqueArray;
}

// Classes and attributes
function addClass(className) {
  if (typeof className === 'undefined') {
    return this;
  }
  const classes = className.split(' ');
  for (let i = 0; i < classes.length; i += 1) {
    for (let j = 0; j < this.length; j += 1) {
      if (typeof this[j] !== 'undefined' && typeof this[j].classList !== 'undefined') this[j].classList.add(classes[i]);
    }
  }
  return this;
}
function removeClass(className) {
  const classes = className.split(' ');
  for (let i = 0; i < classes.length; i += 1) {
    for (let j = 0; j < this.length; j += 1) {
      if (typeof this[j] !== 'undefined' && typeof this[j].classList !== 'undefined') this[j].classList.remove(classes[i]);
    }
  }
  return this;
}
function hasClass(className) {
  if (!this[0]) return false;
  return this[0].classList.contains(className);
}
function toggleClass(className) {
  const classes = className.split(' ');
  for (let i = 0; i < classes.length; i += 1) {
    for (let j = 0; j < this.length; j += 1) {
      if (typeof this[j] !== 'undefined' && typeof this[j].classList !== 'undefined') this[j].classList.toggle(classes[i]);
    }
  }
  return this;
}
function attr(attrs, value) {
  if (arguments.length === 1 && typeof attrs === 'string') {
    // Get attr
    if (this[0]) return this[0].getAttribute(attrs);
    return undefined;
  }

  // Set attrs
  for (let i = 0; i < this.length; i += 1) {
    if (arguments.length === 2) {
      // String
      this[i].setAttribute(attrs, value);
    } else {
      // Object
      // eslint-disable-next-line
      for (const attrName in attrs) {
        this[i][attrName] = attrs[attrName];
        this[i].setAttribute(attrName, attrs[attrName]);
      }
    }
  }
  return this;
}
// eslint-disable-next-line
function removeAttr(attr) {
  for (let i = 0; i < this.length; i += 1) {
    this[i].removeAttribute(attr);
  }
  return this;
}
function data(key, value) {
  let el;
  if (typeof value === 'undefined') {
    el = this[0];
    // Get value
    if (el) {
      if (el.dom7ElementDataStorage && (key in el.dom7ElementDataStorage)) {
        return el.dom7ElementDataStorage[key];
      }

      const dataKey = el.getAttribute(`data-${key}`);
      if (dataKey) {
        return dataKey;
      }
      return undefined;
    }
    return undefined;
  }

  // Set value
  for (let i = 0; i < this.length; i += 1) {
    el = this[i];
    if (!el.dom7ElementDataStorage) el.dom7ElementDataStorage = {};
    el.dom7ElementDataStorage[key] = value;
  }
  return this;
}
// Transforms
// eslint-disable-next-line
function transform(transform) {
  for (let i = 0; i < this.length; i += 1) {
    const elStyle = this[i].style;
    elStyle.webkitTransform = transform;
    elStyle.transform = transform;
  }
  return this;
}
function transition(duration) {
  if (typeof duration !== 'string') {
    duration = `${duration}ms`; // eslint-disable-line
  }
  for (let i = 0; i < this.length; i += 1) {
    const elStyle = this[i].style;
    elStyle.webkitTransitionDuration = duration;
    elStyle.transitionDuration = duration;
  }
  return this;
}
// Events
function on(...args) {
  let [eventType, targetSelector, listener, capture] = args;
  if (typeof args[1] === 'function') {
    [eventType, listener, capture] = args;
    targetSelector = undefined;
  }
  if (!capture) capture = false;

  function handleLiveEvent(e) {
    const target = e.target;
    if (!target) return;
    const eventData = e.target.dom7EventData || [];
    if (eventData.indexOf(e) < 0) {
      eventData.unshift(e);
    }
    if ($(target).is(targetSelector)) listener.apply(target, eventData);
    else {
      const parents = $(target).parents(); // eslint-disable-line
      for (let k = 0; k < parents.length; k += 1) {
        if ($(parents[k]).is(targetSelector)) listener.apply(parents[k], eventData);
      }
    }
  }
  function handleEvent(e) {
    const eventData = e && e.target ? e.target.dom7EventData || [] : [];
    if (eventData.indexOf(e) < 0) {
      eventData.unshift(e);
    }
    listener.apply(this, eventData);
  }
  const events = eventType.split(' ');
  let j;
  for (let i = 0; i < this.length; i += 1) {
    const el = this[i];
    if (!targetSelector) {
      for (j = 0; j < events.length; j += 1) {
        const event = events[j];
        if (!el.dom7Listeners) el.dom7Listeners = {};
        if (!el.dom7Listeners[event]) el.dom7Listeners[event] = [];
        el.dom7Listeners[event].push({
          listener,
          proxyListener: handleEvent,
        });
        el.addEventListener(event, handleEvent, capture);
      }
    } else {
      // Live events
      for (j = 0; j < events.length; j += 1) {
        const event = events[j];
        if (!el.dom7LiveListeners) el.dom7LiveListeners = {};
        if (!el.dom7LiveListeners[event]) el.dom7LiveListeners[event] = [];
        el.dom7LiveListeners[event].push({
          listener,
          proxyListener: handleLiveEvent,
        });
        el.addEventListener(event, handleLiveEvent, capture);
      }
    }
  }
  return this;
}
function off(...args) {
  let [eventType, targetSelector, listener, capture] = args;
  if (typeof args[1] === 'function') {
    [eventType, listener, capture] = args;
    targetSelector = undefined;
  }
  if (!capture) capture = false;

  const events = eventType.split(' ');
  for (let i = 0; i < events.length; i += 1) {
    const event = events[i];
    for (let j = 0; j < this.length; j += 1) {
      const el = this[j];
      let handlers;
      if (!targetSelector && el.dom7Listeners) {
        handlers = el.dom7Listeners[event];
      } else if (targetSelector && el.dom7LiveListeners) {
        handlers = el.dom7LiveListeners[event];
      }
      if (handlers && handlers.length) {
        for (let k = handlers.length - 1; k >= 0; k -= 1) {
          const handler = handlers[k];
          if (listener && handler.listener === listener) {
            el.removeEventListener(event, handler.proxyListener, capture);
            handlers.splice(k, 1);
          } else if (listener && handler.listener && handler.listener.dom7proxy && handler.listener.dom7proxy === listener) {
            el.removeEventListener(event, handler.proxyListener, capture);
            handlers.splice(k, 1);
          } else if (!listener) {
            el.removeEventListener(event, handler.proxyListener, capture);
            handlers.splice(k, 1);
          }
        }
      }
    }
  }
  return this;
}
function trigger(...args) {
  const events = args[0].split(' ');
  const eventData = args[1];
  for (let i = 0; i < events.length; i += 1) {
    const event = events[i];
    for (let j = 0; j < this.length; j += 1) {
      const el = this[j];
      let evt;
      try {
        evt = new win.CustomEvent(event, {
          detail: eventData,
          bubbles: true,
          cancelable: true,
        });
      } catch (e) {
        evt = doc.createEvent('Event');
        evt.initEvent(event, true, true);
        evt.detail = eventData;
      }
      // eslint-disable-next-line
      el.dom7EventData = args.filter((data, dataIndex) => dataIndex > 0);
      el.dispatchEvent(evt);
      el.dom7EventData = [];
      delete el.dom7EventData;
    }
  }
  return this;
}
function transitionEnd(callback) {
  const events = ['webkitTransitionEnd', 'transitionend'];
  const dom = this;
  let i;
  function fireCallBack(e) {
    /* jshint validthis:true */
    if (e.target !== this) return;
    callback.call(this, e);
    for (i = 0; i < events.length; i += 1) {
      dom.off(events[i], fireCallBack);
    }
  }
  if (callback) {
    for (i = 0; i < events.length; i += 1) {
      dom.on(events[i], fireCallBack);
    }
  }
  return this;
}
function outerWidth(includeMargins) {
  if (this.length > 0) {
    if (includeMargins) {
      // eslint-disable-next-line
      const styles = this.styles();
      return this[0].offsetWidth + parseFloat(styles.getPropertyValue('margin-right')) + parseFloat(styles.getPropertyValue('margin-left'));
    }
    return this[0].offsetWidth;
  }
  return null;
}
function outerHeight(includeMargins) {
  if (this.length > 0) {
    if (includeMargins) {
      // eslint-disable-next-line
      const styles = this.styles();
      return this[0].offsetHeight + parseFloat(styles.getPropertyValue('margin-top')) + parseFloat(styles.getPropertyValue('margin-bottom'));
    }
    return this[0].offsetHeight;
  }
  return null;
}
function offset() {
  if (this.length > 0) {
    const el = this[0];
    const box = el.getBoundingClientRect();
    const body = doc.body;
    const clientTop = el.clientTop || body.clientTop || 0;
    const clientLeft = el.clientLeft || body.clientLeft || 0;
    const scrollTop = el === win ? win.scrollY : el.scrollTop;
    const scrollLeft = el === win ? win.scrollX : el.scrollLeft;
    return {
      top: (box.top + scrollTop) - clientTop,
      left: (box.left + scrollLeft) - clientLeft,
    };
  }

  return null;
}
function styles() {
  if (this[0]) return win.getComputedStyle(this[0], null);
  return {};
}
function css(props, value) {
  let i;
  if (arguments.length === 1) {
    if (typeof props === 'string') {
      if (this[0]) return win.getComputedStyle(this[0], null).getPropertyValue(props);
    } else {
      for (i = 0; i < this.length; i += 1) {
        // eslint-disable-next-line
        for (let prop in props) {
          this[i].style[prop] = props[prop];
        }
      }
      return this;
    }
  }
  if (arguments.length === 2 && typeof props === 'string') {
    for (i = 0; i < this.length; i += 1) {
      this[i].style[props] = value;
    }
    return this;
  }
  return this;
}
// Iterate over the collection passing elements to `callback`
function each(callback) {
  // Don't bother continuing without a callback
  if (!callback) return this;
  // Iterate over the current collection
  for (let i = 0; i < this.length; i += 1) {
    // If the callback returns false
    if (callback.call(this[i], i, this[i]) === false) {
      // End the loop early
      return this;
    }
  }
  // Return `this` to allow chained DOM operations
  return this;
}
function filter(callback) {
  const matchedItems = [];
  const dom = this;
  for (let i = 0; i < dom.length; i += 1) {
    if (callback.call(dom[i], i, dom[i])) matchedItems.push(dom[i]);
  }
  return new Dom7(matchedItems);
}
// eslint-disable-next-line
function html(html) {
  if (typeof html === 'undefined') {
    return this[0] ? this[0].innerHTML : undefined;
  }

  for (let i = 0; i < this.length; i += 1) {
    this[i].innerHTML = html;
  }
  return this;
}
// eslint-disable-next-line
function text(text) {
  if (typeof text === 'undefined') {
    if (this[0]) {
      return this[0].textContent.trim();
    }
    return null;
  }

  for (let i = 0; i < this.length; i += 1) {
    this[i].textContent = text;
  }
  return this;
}
function is(selector) {
  const el = this[0];
  let compareWith;
  let i;
  if (!el || typeof selector === 'undefined') return false;
  if (typeof selector === 'string') {
    if (el.matches) return el.matches(selector);
    else if (el.webkitMatchesSelector) return el.webkitMatchesSelector(selector);
    else if (el.msMatchesSelector) return el.msMatchesSelector(selector);

    compareWith = $(selector);
    for (i = 0; i < compareWith.length; i += 1) {
      if (compareWith[i] === el) return true;
    }
    return false;
  } else if (selector === doc) return el === doc;
  else if (selector === win) return el === win;

  if (selector.nodeType || selector instanceof Dom7) {
    compareWith = selector.nodeType ? [selector] : selector;
    for (i = 0; i < compareWith.length; i += 1) {
      if (compareWith[i] === el) return true;
    }
    return false;
  }
  return false;
}
function index() {
  let child = this[0];
  let i;
  if (child) {
    i = 0;
    // eslint-disable-next-line
    while ((child = child.previousSibling) !== null) {
      if (child.nodeType === 1) i += 1;
    }
    return i;
  }
  return undefined;
}
// eslint-disable-next-line
function eq(index) {
  if (typeof index === 'undefined') return this;
  const length = this.length;
  let returnIndex;
  if (index > length - 1) {
    return new Dom7([]);
  }
  if (index < 0) {
    returnIndex = length + index;
    if (returnIndex < 0) return new Dom7([]);
    return new Dom7([this[returnIndex]]);
  }
  return new Dom7([this[index]]);
}
function append(...args) {
  let newChild;

  for (let k = 0; k < args.length; k += 1) {
    newChild = args[k];
    for (let i = 0; i < this.length; i += 1) {
      if (typeof newChild === 'string') {
        const tempDiv = doc.createElement('div');
        tempDiv.innerHTML = newChild;
        while (tempDiv.firstChild) {
          this[i].appendChild(tempDiv.firstChild);
        }
      } else if (newChild instanceof Dom7) {
        for (let j = 0; j < newChild.length; j += 1) {
          this[i].appendChild(newChild[j]);
        }
      } else {
        this[i].appendChild(newChild);
      }
    }
  }

  return this;
}
function prepend(newChild) {
  let i;
  let j;
  for (i = 0; i < this.length; i += 1) {
    if (typeof newChild === 'string') {
      const tempDiv = doc.createElement('div');
      tempDiv.innerHTML = newChild;
      for (j = tempDiv.childNodes.length - 1; j >= 0; j -= 1) {
        this[i].insertBefore(tempDiv.childNodes[j], this[i].childNodes[0]);
      }
    } else if (newChild instanceof Dom7) {
      for (j = 0; j < newChild.length; j += 1) {
        this[i].insertBefore(newChild[j], this[i].childNodes[0]);
      }
    } else {
      this[i].insertBefore(newChild, this[i].childNodes[0]);
    }
  }
  return this;
}
function next(selector) {
  if (this.length > 0) {
    if (selector) {
      if (this[0].nextElementSibling && $(this[0].nextElementSibling).is(selector)) {
        return new Dom7([this[0].nextElementSibling]);
      }
      return new Dom7([]);
    }

    if (this[0].nextElementSibling) return new Dom7([this[0].nextElementSibling]);
    return new Dom7([]);
  }
  return new Dom7([]);
}
function nextAll(selector) {
  const nextEls = [];
  let el = this[0];
  if (!el) return new Dom7([]);
  while (el.nextElementSibling) {
    const next = el.nextElementSibling; // eslint-disable-line
    if (selector) {
      if ($(next).is(selector)) nextEls.push(next);
    } else nextEls.push(next);
    el = next;
  }
  return new Dom7(nextEls);
}
function prev(selector) {
  if (this.length > 0) {
    const el = this[0];
    if (selector) {
      if (el.previousElementSibling && $(el.previousElementSibling).is(selector)) {
        return new Dom7([el.previousElementSibling]);
      }
      return new Dom7([]);
    }

    if (el.previousElementSibling) return new Dom7([el.previousElementSibling]);
    return new Dom7([]);
  }
  return new Dom7([]);
}
function prevAll(selector) {
  const prevEls = [];
  let el = this[0];
  if (!el) return new Dom7([]);
  while (el.previousElementSibling) {
    const prev = el.previousElementSibling; // eslint-disable-line
    if (selector) {
      if ($(prev).is(selector)) prevEls.push(prev);
    } else prevEls.push(prev);
    el = prev;
  }
  return new Dom7(prevEls);
}
function parent(selector) {
  const parents = []; // eslint-disable-line
  for (let i = 0; i < this.length; i += 1) {
    if (this[i].parentNode !== null) {
      if (selector) {
        if ($(this[i].parentNode).is(selector)) parents.push(this[i].parentNode);
      } else {
        parents.push(this[i].parentNode);
      }
    }
  }
  return $(unique(parents));
}
function parents(selector) {
  const parents = []; // eslint-disable-line
  for (let i = 0; i < this.length; i += 1) {
    let parent = this[i].parentNode; // eslint-disable-line
    while (parent) {
      if (selector) {
        if ($(parent).is(selector)) parents.push(parent);
      } else {
        parents.push(parent);
      }
      parent = parent.parentNode;
    }
  }
  return $(unique(parents));
}
function closest(selector) {
  let closest = this; // eslint-disable-line
  if (typeof selector === 'undefined') {
    return new Dom7([]);
  }
  if (!closest.is(selector)) {
    closest = closest.parents(selector).eq(0);
  }
  return closest;
}
function find(selector) {
  const foundElements = [];
  for (let i = 0; i < this.length; i += 1) {
    const found = this[i].querySelectorAll(selector);
    for (let j = 0; j < found.length; j += 1) {
      foundElements.push(found[j]);
    }
  }
  return new Dom7(foundElements);
}
function children(selector) {
  const children = []; // eslint-disable-line
  for (let i = 0; i < this.length; i += 1) {
    const childNodes = this[i].childNodes;

    for (let j = 0; j < childNodes.length; j += 1) {
      if (!selector) {
        if (childNodes[j].nodeType === 1) children.push(childNodes[j]);
      } else if (childNodes[j].nodeType === 1 && $(childNodes[j]).is(selector)) {
        children.push(childNodes[j]);
      }
    }
  }
  return new Dom7(unique(children));
}
function remove() {
  for (let i = 0; i < this.length; i += 1) {
    if (this[i].parentNode) this[i].parentNode.removeChild(this[i]);
  }
  return this;
}
function add(...args) {
  const dom = this;
  let i;
  let j;
  for (i = 0; i < args.length; i += 1) {
    const toAdd = $(args[i]);
    for (j = 0; j < toAdd.length; j += 1) {
      dom[dom.length] = toAdd[j];
      dom.length += 1;
    }
  }
  return dom;
}

/**
 * Swiper 5.4.1
 * Most modern mobile touch slider and framework with hardware accelerated transitions
 * http://swiperjs.com
 *
 * Copyright 2014-2020 Vladimir Kharlampidi
 *
 * Released under the MIT License
 *
 * Released on: May 20, 2020
 */

const Methods = {
  addClass,
  removeClass,
  hasClass,
  toggleClass,
  attr,
  removeAttr,
  data,
  transform,
  transition: transition,
  on,
  off,
  trigger,
  transitionEnd: transitionEnd,
  outerWidth,
  outerHeight,
  offset,
  css,
  each,
  html,
  text,
  is,
  index,
  eq,
  append,
  prepend,
  next,
  nextAll,
  prev,
  prevAll,
  parent,
  parents,
  closest,
  find,
  children,
  filter,
  remove,
  add,
  styles,
};

Object.keys(Methods).forEach((methodName) => {
  $.fn[methodName] = $.fn[methodName] || Methods[methodName];
});

const Utils = {
  deleteProps(obj) {
    const object = obj;
    Object.keys(object).forEach((key) => {
      try {
        object[key] = null;
      } catch (e) {
        // no getter for object
      }
      try {
        delete object[key];
      } catch (e) {
        // something got wrong
      }
    });
  },
  nextTick(callback, delay = 0) {
    return setTimeout(callback, delay);
  },
  now() {
    return Date.now();
  },
  getTranslate(el, axis = 'x') {
    let matrix;
    let curTransform;
    let transformMatrix;

    const curStyle = win.getComputedStyle(el, null);

    if (win.WebKitCSSMatrix) {
      curTransform = curStyle.transform || curStyle.webkitTransform;
      if (curTransform.split(',').length > 6) {
        curTransform = curTransform.split(', ').map((a) => a.replace(',', '.')).join(', ');
      }
      // Some old versions of Webkit choke when 'none' is passed; pass
      // empty string instead in this case
      transformMatrix = new win.WebKitCSSMatrix(curTransform === 'none' ? '' : curTransform);
    } else {
      transformMatrix = curStyle.MozTransform || curStyle.OTransform || curStyle.MsTransform || curStyle.msTransform || curStyle.transform || curStyle.getPropertyValue('transform').replace('translate(', 'matrix(1, 0, 0, 1,');
      matrix = transformMatrix.toString().split(',');
    }

    if (axis === 'x') {
      // Latest Chrome and webkits Fix
      if (win.WebKitCSSMatrix) curTransform = transformMatrix.m41;
      // Crazy IE10 Matrix
      else if (matrix.length === 16) curTransform = parseFloat(matrix[12]);
      // Normal Browsers
      else curTransform = parseFloat(matrix[4]);
    }
    if (axis === 'y') {
      // Latest Chrome and webkits Fix
      if (win.WebKitCSSMatrix) curTransform = transformMatrix.m42;
      // Crazy IE10 Matrix
      else if (matrix.length === 16) curTransform = parseFloat(matrix[13]);
      // Normal Browsers
      else curTransform = parseFloat(matrix[5]);
    }
    return curTransform || 0;
  },
  parseUrlQuery(url) {
    const query = {};
    let urlToParse = url || win.location.href;
    let i;
    let params;
    let param;
    let length;
    if (typeof urlToParse === 'string' && urlToParse.length) {
      urlToParse = urlToParse.indexOf('?') > -1 ? urlToParse.replace(/\S*\?/, '') : '';
      params = urlToParse.split('&').filter((paramsPart) => paramsPart !== '');
      length = params.length;

      for (i = 0; i < length; i += 1) {
        param = params[i].replace(/#\S+/g, '').split('=');
        query[decodeURIComponent(param[0])] = typeof param[1] === 'undefined' ? undefined : decodeURIComponent(param[1]) || '';
      }
    }
    return query;
  },
  isObject(o) {
    return typeof o === 'object' && o !== null && o.constructor && o.constructor === Object;
  },
  extend(...args) {
    const to = Object(args[0]);
    const noExtend = ['__proto__', 'constructor', 'prototype'];
    for (let i = 1; i < args.length; i += 1) {
      const nextSource = args[i];
      if (nextSource !== undefined && nextSource !== null) {
        const keysArray = Object.keys(Object(nextSource)).filter((key) => noExtend.indexOf(key) < 0);
        for (let nextIndex = 0, len = keysArray.length; nextIndex < len; nextIndex += 1) {
          const nextKey = keysArray[nextIndex];
          const desc = Object.getOwnPropertyDescriptor(nextSource, nextKey);
          if (desc !== undefined && desc.enumerable) {
            if (Utils.isObject(to[nextKey]) && Utils.isObject(nextSource[nextKey])) {
              Utils.extend(to[nextKey], nextSource[nextKey]);
            } else if (!Utils.isObject(to[nextKey]) && Utils.isObject(nextSource[nextKey])) {
              to[nextKey] = {};
              Utils.extend(to[nextKey], nextSource[nextKey]);
            } else {
              to[nextKey] = nextSource[nextKey];
            }
          }
        }
      }
    }
    return to;
  },
};

const Support = (function Support() {
  return {
    touch: !!(('ontouchstart' in win) || (win.DocumentTouch && doc instanceof win.DocumentTouch)),

    pointerEvents: !!win.PointerEvent && ('maxTouchPoints' in win.navigator) && win.navigator.maxTouchPoints >= 0,

    observer: (function checkObserver() {
      return ('MutationObserver' in win || 'WebkitMutationObserver' in win);
    }()),

    passiveListener: (function checkPassiveListener() {
      let supportsPassive = false;
      try {
        const opts = Object.defineProperty({}, 'passive', {
          // eslint-disable-next-line
          get() {
            supportsPassive = true;
          },
        });
        win.addEventListener('testPassiveListener', null, opts);
      } catch (e) {
        // No support
      }
      return supportsPassive;
    }()),

    gestures: (function checkGestures() {
      return 'ongesturestart' in win;
    }()),
  };
}());

class SwiperClass {
  constructor(params = {}) {
    const self = this;
    self.params = params;

    // Events
    self.eventsListeners = {};

    if (self.params && self.params.on) {
      Object.keys(self.params.on).forEach((eventName) => {
        self.on(eventName, self.params.on[eventName]);
      });
    }
  }

  on(events, handler, priority) {
    const self = this;
    if (typeof handler !== 'function') return self;
    const method = priority ? 'unshift' : 'push';
    events.split(' ').forEach((event) => {
      if (!self.eventsListeners[event]) self.eventsListeners[event] = [];
      self.eventsListeners[event][method](handler);
    });
    return self;
  }

  once(events, handler, priority) {
    const self = this;
    if (typeof handler !== 'function') return self;
    function onceHandler(...args) {
      self.off(events, onceHandler);
      if (onceHandler.f7proxy) {
        delete onceHandler.f7proxy;
      }
      handler.apply(self, args);
    }
    onceHandler.f7proxy = handler;
    return self.on(events, onceHandler, priority);
  }

  off(events, handler) {
    const self = this;
    if (!self.eventsListeners) return self;
    events.split(' ').forEach((event) => {
      if (typeof handler === 'undefined') {
        self.eventsListeners[event] = [];
      } else if (self.eventsListeners[event] && self.eventsListeners[event].length) {
        self.eventsListeners[event].forEach((eventHandler, index) => {
          if (eventHandler === handler || (eventHandler.f7proxy && eventHandler.f7proxy === handler)) {
            self.eventsListeners[event].splice(index, 1);
          }
        });
      }
    });
    return self;
  }

  emit(...args) {
    const self = this;
    if (!self.eventsListeners) return self;
    let events;
    let data;
    let context;
    if (typeof args[0] === 'string' || Array.isArray(args[0])) {
      events = args[0];
      data = args.slice(1, args.length);
      context = self;
    } else {
      events = args[0].events;
      data = args[0].data;
      context = args[0].context || self;
    }
    const eventsArray = Array.isArray(events) ? events : events.split(' ');
    eventsArray.forEach((event) => {
      if (self.eventsListeners && self.eventsListeners[event]) {
        const handlers = [];
        self.eventsListeners[event].forEach((eventHandler) => {
          handlers.push(eventHandler);
        });
        handlers.forEach((eventHandler) => {
          eventHandler.apply(context, data);
        });
      }
    });
    return self;
  }

  useModulesParams(instanceParams) {
    const instance = this;
    if (!instance.modules) return;
    Object.keys(instance.modules).forEach((moduleName) => {
      const module = instance.modules[moduleName];
      // Extend params
      if (module.params) {
        Utils.extend(instanceParams, module.params);
      }
    });
  }

  useModules(modulesParams = {}) {
    const instance = this;
    if (!instance.modules) return;
    Object.keys(instance.modules).forEach((moduleName) => {
      const module = instance.modules[moduleName];
      const moduleParams = modulesParams[moduleName] || {};
      // Extend instance methods and props
      if (module.instance) {
        Object.keys(module.instance).forEach((modulePropName) => {
          const moduleProp = module.instance[modulePropName];
          if (typeof moduleProp === 'function') {
            instance[modulePropName] = moduleProp.bind(instance);
          } else {
            instance[modulePropName] = moduleProp;
          }
        });
      }
      // Add event listeners
      if (module.on && instance.on) {
        Object.keys(module.on).forEach((moduleEventName) => {
          instance.on(moduleEventName, module.on[moduleEventName]);
        });
      }

      // Module create callback
      if (module.create) {
        module.create.bind(instance)(moduleParams);
      }
    });
  }

  static set components(components) {
    const Class = this;
    if (!Class.use) return;
    Class.use(components);
  }

  static installModule(module, ...params) {
    const Class = this;
    if (!Class.prototype.modules) Class.prototype.modules = {};
    const name = module.name || (`${Object.keys(Class.prototype.modules).length}_${Utils.now()}`);
    Class.prototype.modules[name] = module;
    // Prototype
    if (module.proto) {
      Object.keys(module.proto).forEach((key) => {
        Class.prototype[key] = module.proto[key];
      });
    }
    // Class
    if (module.static) {
      Object.keys(module.static).forEach((key) => {
        Class[key] = module.static[key];
      });
    }
    // Callback
    if (module.install) {
      module.install.apply(Class, params);
    }
    return Class;
  }

  static use(module, ...params) {
    const Class = this;
    if (Array.isArray(module)) {
      module.forEach((m) => Class.installModule(m));
      return Class;
    }
    return Class.installModule(module, ...params);
  }
}

function updateSize () {
  const swiper = this;
  let width;
  let height;
  const $el = swiper.$el;
  if (typeof swiper.params.width !== 'undefined') {
    width = swiper.params.width;
  } else {
    width = $el[0].clientWidth;
  }
  if (typeof swiper.params.height !== 'undefined') {
    height = swiper.params.height;
  } else {
    height = $el[0].clientHeight;
  }
  if ((width === 0 && swiper.isHorizontal()) || (height === 0 && swiper.isVertical())) {
    return;
  }

  // Subtract paddings
  width = width - parseInt($el.css('padding-left'), 10) - parseInt($el.css('padding-right'), 10);
  height = height - parseInt($el.css('padding-top'), 10) - parseInt($el.css('padding-bottom'), 10);

  Utils.extend(swiper, {
    width,
    height,
    size: swiper.isHorizontal() ? width : height,
  });
}

function updateSlides () {
  const swiper = this;
  const params = swiper.params;

  const {
    $wrapperEl, size: swiperSize, rtlTranslate: rtl, wrongRTL,
  } = swiper;
  const isVirtual = swiper.virtual && params.virtual.enabled;
  const previousSlidesLength = isVirtual ? swiper.virtual.slides.length : swiper.slides.length;
  const slides = $wrapperEl.children(`.${swiper.params.slideClass}`);
  const slidesLength = isVirtual ? swiper.virtual.slides.length : slides.length;
  let snapGrid = [];
  const slidesGrid = [];
  const slidesSizesGrid = [];

  function slidesForMargin(slideIndex) {
    if (!params.cssMode) return true;
    if (slideIndex === slides.length - 1) {
      return false;
    }
    return true;
  }

  let offsetBefore = params.slidesOffsetBefore;
  if (typeof offsetBefore === 'function') {
    offsetBefore = params.slidesOffsetBefore.call(swiper);
  }

  let offsetAfter = params.slidesOffsetAfter;
  if (typeof offsetAfter === 'function') {
    offsetAfter = params.slidesOffsetAfter.call(swiper);
  }

  const previousSnapGridLength = swiper.snapGrid.length;
  const previousSlidesGridLength = swiper.snapGrid.length;

  let spaceBetween = params.spaceBetween;
  let slidePosition = -offsetBefore;
  let prevSlideSize = 0;
  let index = 0;
  if (typeof swiperSize === 'undefined') {
    return;
  }
  if (typeof spaceBetween === 'string' && spaceBetween.indexOf('%') >= 0) {
    spaceBetween = (parseFloat(spaceBetween.replace('%', '')) / 100) * swiperSize;
  }

  swiper.virtualSize = -spaceBetween;

  // reset margins
  if (rtl) slides.css({ marginLeft: '', marginTop: '' });
  else slides.css({ marginRight: '', marginBottom: '' });

  let slidesNumberEvenToRows;
  if (params.slidesPerColumn > 1) {
    if (Math.floor(slidesLength / params.slidesPerColumn) === slidesLength / swiper.params.slidesPerColumn) {
      slidesNumberEvenToRows = slidesLength;
    } else {
      slidesNumberEvenToRows = Math.ceil(slidesLength / params.slidesPerColumn) * params.slidesPerColumn;
    }
    if (params.slidesPerView !== 'auto' && params.slidesPerColumnFill === 'row') {
      slidesNumberEvenToRows = Math.max(slidesNumberEvenToRows, params.slidesPerView * params.slidesPerColumn);
    }
  }

  // Calc slides
  let slideSize;
  const slidesPerColumn = params.slidesPerColumn;
  const slidesPerRow = slidesNumberEvenToRows / slidesPerColumn;
  const numFullColumns = Math.floor(slidesLength / params.slidesPerColumn);
  for (let i = 0; i < slidesLength; i += 1) {
    slideSize = 0;
    const slide = slides.eq(i);
    if (params.slidesPerColumn > 1) {
      // Set slides order
      let newSlideOrderIndex;
      let column;
      let row;
      if (params.slidesPerColumnFill === 'row' && params.slidesPerGroup > 1) {
        const groupIndex = Math.floor(i / (params.slidesPerGroup * params.slidesPerColumn));
        const slideIndexInGroup = i - params.slidesPerColumn * params.slidesPerGroup * groupIndex;
        const columnsInGroup = groupIndex === 0
          ? params.slidesPerGroup
          : Math.min(Math.ceil((slidesLength - groupIndex * slidesPerColumn * params.slidesPerGroup) / slidesPerColumn), params.slidesPerGroup);
        row = Math.floor(slideIndexInGroup / columnsInGroup);
        column = (slideIndexInGroup - row * columnsInGroup) + groupIndex * params.slidesPerGroup;

        newSlideOrderIndex = column + ((row * slidesNumberEvenToRows) / slidesPerColumn);
        slide
          .css({
            '-webkit-box-ordinal-group': newSlideOrderIndex,
            '-moz-box-ordinal-group': newSlideOrderIndex,
            '-ms-flex-order': newSlideOrderIndex,
            '-webkit-order': newSlideOrderIndex,
            order: newSlideOrderIndex,
          });
      } else if (params.slidesPerColumnFill === 'column') {
        column = Math.floor(i / slidesPerColumn);
        row = i - (column * slidesPerColumn);
        if (column > numFullColumns || (column === numFullColumns && row === slidesPerColumn - 1)) {
          row += 1;
          if (row >= slidesPerColumn) {
            row = 0;
            column += 1;
          }
        }
      } else {
        row = Math.floor(i / slidesPerRow);
        column = i - (row * slidesPerRow);
      }
      slide.css(
        `margin-${swiper.isHorizontal() ? 'top' : 'left'}`,
        (row !== 0 && params.spaceBetween) && (`${params.spaceBetween}px`)
      );
    }
    if (slide.css('display') === 'none') continue; // eslint-disable-line

    if (params.slidesPerView === 'auto') {
      const slideStyles = win.getComputedStyle(slide[0], null);
      const currentTransform = slide[0].style.transform;
      const currentWebKitTransform = slide[0].style.webkitTransform;
      if (currentTransform) {
        slide[0].style.transform = 'none';
      }
      if (currentWebKitTransform) {
        slide[0].style.webkitTransform = 'none';
      }
      if (params.roundLengths) {
        slideSize = swiper.isHorizontal()
          ? slide.outerWidth(true)
          : slide.outerHeight(true);
      } else {
        // eslint-disable-next-line
        if (swiper.isHorizontal()) {
          const width = parseFloat(slideStyles.getPropertyValue('width'));
          const paddingLeft = parseFloat(slideStyles.getPropertyValue('padding-left'));
          const paddingRight = parseFloat(slideStyles.getPropertyValue('padding-right'));
          const marginLeft = parseFloat(slideStyles.getPropertyValue('margin-left'));
          const marginRight = parseFloat(slideStyles.getPropertyValue('margin-right'));
          const boxSizing = slideStyles.getPropertyValue('box-sizing');
          if (boxSizing && boxSizing === 'border-box') {
            slideSize = width + marginLeft + marginRight;
          } else {
            slideSize = width + paddingLeft + paddingRight + marginLeft + marginRight;
          }
        } else {
          const height = parseFloat(slideStyles.getPropertyValue('height'));
          const paddingTop = parseFloat(slideStyles.getPropertyValue('padding-top'));
          const paddingBottom = parseFloat(slideStyles.getPropertyValue('padding-bottom'));
          const marginTop = parseFloat(slideStyles.getPropertyValue('margin-top'));
          const marginBottom = parseFloat(slideStyles.getPropertyValue('margin-bottom'));
          const boxSizing = slideStyles.getPropertyValue('box-sizing');
          if (boxSizing && boxSizing === 'border-box') {
            slideSize = height + marginTop + marginBottom;
          } else {
            slideSize = height + paddingTop + paddingBottom + marginTop + marginBottom;
          }
        }
      }
      if (currentTransform) {
        slide[0].style.transform = currentTransform;
      }
      if (currentWebKitTransform) {
        slide[0].style.webkitTransform = currentWebKitTransform;
      }
      if (params.roundLengths) slideSize = Math.floor(slideSize);
    } else {
      slideSize = (swiperSize - ((params.slidesPerView - 1) * spaceBetween)) / params.slidesPerView;
      if (params.roundLengths) slideSize = Math.floor(slideSize);

      if (slides[i]) {
        if (swiper.isHorizontal()) {
          slides[i].style.width = `${slideSize}px`;
        } else {
          slides[i].style.height = `${slideSize}px`;
        }
      }
    }
    if (slides[i]) {
      slides[i].swiperSlideSize = slideSize;
    }
    slidesSizesGrid.push(slideSize);


    if (params.centeredSlides) {
      slidePosition = slidePosition + (slideSize / 2) + (prevSlideSize / 2) + spaceBetween;
      if (prevSlideSize === 0 && i !== 0) slidePosition = slidePosition - (swiperSize / 2) - spaceBetween;
      if (i === 0) slidePosition = slidePosition - (swiperSize / 2) - spaceBetween;
      if (Math.abs(slidePosition) < 1 / 1000) slidePosition = 0;
      if (params.roundLengths) slidePosition = Math.floor(slidePosition);
      if ((index) % params.slidesPerGroup === 0) snapGrid.push(slidePosition);
      slidesGrid.push(slidePosition);
    } else {
      if (params.roundLengths) slidePosition = Math.floor(slidePosition);
      if ((index - Math.min(swiper.params.slidesPerGroupSkip, index)) % swiper.params.slidesPerGroup === 0) snapGrid.push(slidePosition);
      slidesGrid.push(slidePosition);
      slidePosition = slidePosition + slideSize + spaceBetween;
    }

    swiper.virtualSize += slideSize + spaceBetween;

    prevSlideSize = slideSize;

    index += 1;
  }
  swiper.virtualSize = Math.max(swiper.virtualSize, swiperSize) + offsetAfter;
  let newSlidesGrid;

  if (
    rtl && wrongRTL && (params.effect === 'slide' || params.effect === 'coverflow')) {
    $wrapperEl.css({ width: `${swiper.virtualSize + params.spaceBetween}px` });
  }
  if (params.setWrapperSize) {
    if (swiper.isHorizontal()) $wrapperEl.css({ width: `${swiper.virtualSize + params.spaceBetween}px` });
    else $wrapperEl.css({ height: `${swiper.virtualSize + params.spaceBetween}px` });
  }

  if (params.slidesPerColumn > 1) {
    swiper.virtualSize = (slideSize + params.spaceBetween) * slidesNumberEvenToRows;
    swiper.virtualSize = Math.ceil(swiper.virtualSize / params.slidesPerColumn) - params.spaceBetween;
    if (swiper.isHorizontal()) $wrapperEl.css({ width: `${swiper.virtualSize + params.spaceBetween}px` });
    else $wrapperEl.css({ height: `${swiper.virtualSize + params.spaceBetween}px` });
    if (params.centeredSlides) {
      newSlidesGrid = [];
      for (let i = 0; i < snapGrid.length; i += 1) {
        let slidesGridItem = snapGrid[i];
        if (params.roundLengths) slidesGridItem = Math.floor(slidesGridItem);
        if (snapGrid[i] < swiper.virtualSize + snapGrid[0]) newSlidesGrid.push(slidesGridItem);
      }
      snapGrid = newSlidesGrid;
    }
  }

  // Remove last grid elements depending on width
  if (!params.centeredSlides) {
    newSlidesGrid = [];
    for (let i = 0; i < snapGrid.length; i += 1) {
      let slidesGridItem = snapGrid[i];
      if (params.roundLengths) slidesGridItem = Math.floor(slidesGridItem);
      if (snapGrid[i] <= swiper.virtualSize - swiperSize) {
        newSlidesGrid.push(slidesGridItem);
      }
    }
    snapGrid = newSlidesGrid;
    if (Math.floor(swiper.virtualSize - swiperSize) - Math.floor(snapGrid[snapGrid.length - 1]) > 1) {
      snapGrid.push(swiper.virtualSize - swiperSize);
    }
  }
  if (snapGrid.length === 0) snapGrid = [0];

  if (params.spaceBetween !== 0) {
    if (swiper.isHorizontal()) {
      if (rtl) slides.filter(slidesForMargin).css({ marginLeft: `${spaceBetween}px` });
      else slides.filter(slidesForMargin).css({ marginRight: `${spaceBetween}px` });
    } else slides.filter(slidesForMargin).css({ marginBottom: `${spaceBetween}px` });
  }

  if (params.centeredSlides && params.centeredSlidesBounds) {
    let allSlidesSize = 0;
    slidesSizesGrid.forEach((slideSizeValue) => {
      allSlidesSize += slideSizeValue + (params.spaceBetween ? params.spaceBetween : 0);
    });
    allSlidesSize -= params.spaceBetween;
    const maxSnap = allSlidesSize - swiperSize;
    snapGrid = snapGrid.map((snap) => {
      if (snap < 0) return -offsetBefore;
      if (snap > maxSnap) return maxSnap + offsetAfter;
      return snap;
    });
  }

  if (params.centerInsufficientSlides) {
    let allSlidesSize = 0;
    slidesSizesGrid.forEach((slideSizeValue) => {
      allSlidesSize += slideSizeValue + (params.spaceBetween ? params.spaceBetween : 0);
    });
    allSlidesSize -= params.spaceBetween;
    if (allSlidesSize < swiperSize) {
      const allSlidesOffset = (swiperSize - allSlidesSize) / 2;
      snapGrid.forEach((snap, snapIndex) => {
        snapGrid[snapIndex] = snap - allSlidesOffset;
      });
      slidesGrid.forEach((snap, snapIndex) => {
        slidesGrid[snapIndex] = snap + allSlidesOffset;
      });
    }
  }

  Utils.extend(swiper, {
    slides,
    snapGrid,
    slidesGrid,
    slidesSizesGrid,
  });

  if (slidesLength !== previousSlidesLength) {
    swiper.emit('slidesLengthChange');
  }
  if (snapGrid.length !== previousSnapGridLength) {
    if (swiper.params.watchOverflow) swiper.checkOverflow();
    swiper.emit('snapGridLengthChange');
  }
  if (slidesGrid.length !== previousSlidesGridLength) {
    swiper.emit('slidesGridLengthChange');
  }

  if (params.watchSlidesProgress || params.watchSlidesVisibility) {
    swiper.updateSlidesOffset();
  }
}

function updateAutoHeight (speed) {
  const swiper = this;
  const activeSlides = [];
  let newHeight = 0;
  let i;
  if (typeof speed === 'number') {
    swiper.setTransition(speed);
  } else if (speed === true) {
    swiper.setTransition(swiper.params.speed);
  }
  // Find slides currently in view
  if (swiper.params.slidesPerView !== 'auto' && swiper.params.slidesPerView > 1) {
    if (swiper.params.centeredSlides) {
      swiper.visibleSlides.each((index, slide) => {
        activeSlides.push(slide);
      });
    } else {
      for (i = 0; i < Math.ceil(swiper.params.slidesPerView); i += 1) {
        const index = swiper.activeIndex + i;
        if (index > swiper.slides.length) break;
        activeSlides.push(swiper.slides.eq(index)[0]);
      }
    }
  } else {
    activeSlides.push(swiper.slides.eq(swiper.activeIndex)[0]);
  }

  // Find new height from highest slide in view
  for (i = 0; i < activeSlides.length; i += 1) {
    if (typeof activeSlides[i] !== 'undefined') {
      const height = activeSlides[i].offsetHeight;
      newHeight = height > newHeight ? height : newHeight;
    }
  }

  // Update Height
  if (newHeight) swiper.$wrapperEl.css('height', `${newHeight}px`);
}

function updateSlidesOffset () {
  const swiper = this;
  const slides = swiper.slides;
  for (let i = 0; i < slides.length; i += 1) {
    slides[i].swiperSlideOffset = swiper.isHorizontal() ? slides[i].offsetLeft : slides[i].offsetTop;
  }
}

function updateSlidesProgress (translate = (this && this.translate) || 0) {
  const swiper = this;
  const params = swiper.params;

  const { slides, rtlTranslate: rtl } = swiper;

  if (slides.length === 0) return;
  if (typeof slides[0].swiperSlideOffset === 'undefined') swiper.updateSlidesOffset();

  let offsetCenter = -translate;
  if (rtl) offsetCenter = translate;

  // Visible Slides
  slides.removeClass(params.slideVisibleClass);

  swiper.visibleSlidesIndexes = [];
  swiper.visibleSlides = [];

  for (let i = 0; i < slides.length; i += 1) {
    const slide = slides[i];
    const slideProgress = (
      (offsetCenter + (params.centeredSlides ? swiper.minTranslate() : 0)) - slide.swiperSlideOffset
    ) / (slide.swiperSlideSize + params.spaceBetween);
    if (params.watchSlidesVisibility || (params.centeredSlides && params.autoHeight)) {
      const slideBefore = -(offsetCenter - slide.swiperSlideOffset);
      const slideAfter = slideBefore + swiper.slidesSizesGrid[i];
      const isVisible = (slideBefore >= 0 && slideBefore < swiper.size - 1)
                || (slideAfter > 1 && slideAfter <= swiper.size)
                || (slideBefore <= 0 && slideAfter >= swiper.size);
      if (isVisible) {
        swiper.visibleSlides.push(slide);
        swiper.visibleSlidesIndexes.push(i);
        slides.eq(i).addClass(params.slideVisibleClass);
      }
    }
    slide.progress = rtl ? -slideProgress : slideProgress;
  }
  swiper.visibleSlides = $(swiper.visibleSlides);
}

function updateProgress (translate) {
  const swiper = this;
  if (typeof translate === 'undefined') {
    const multiplier = swiper.rtlTranslate ? -1 : 1;
    // eslint-disable-next-line
    translate = (swiper && swiper.translate && (swiper.translate * multiplier)) || 0;
  }
  const params = swiper.params;
  const translatesDiff = swiper.maxTranslate() - swiper.minTranslate();
  let { progress, isBeginning, isEnd } = swiper;
  const wasBeginning = isBeginning;
  const wasEnd = isEnd;
  if (translatesDiff === 0) {
    progress = 0;
    isBeginning = true;
    isEnd = true;
  } else {
    progress = (translate - swiper.minTranslate()) / (translatesDiff);
    isBeginning = progress <= 0;
    isEnd = progress >= 1;
  }
  Utils.extend(swiper, {
    progress,
    isBeginning,
    isEnd,
  });

  if (params.watchSlidesProgress || params.watchSlidesVisibility || (params.centeredSlides && params.autoHeight)) swiper.updateSlidesProgress(translate);

  if (isBeginning && !wasBeginning) {
    swiper.emit('reachBeginning toEdge');
  }
  if (isEnd && !wasEnd) {
    swiper.emit('reachEnd toEdge');
  }
  if ((wasBeginning && !isBeginning) || (wasEnd && !isEnd)) {
    swiper.emit('fromEdge');
  }

  swiper.emit('progress', progress);
}

function updateSlidesClasses () {
  const swiper = this;

  const {
    slides, params, $wrapperEl, activeIndex, realIndex,
  } = swiper;
  const isVirtual = swiper.virtual && params.virtual.enabled;

  slides.removeClass(`${params.slideActiveClass} ${params.slideNextClass} ${params.slidePrevClass} ${params.slideDuplicateActiveClass} ${params.slideDuplicateNextClass} ${params.slideDuplicatePrevClass}`);

  let activeSlide;
  if (isVirtual) {
    activeSlide = swiper.$wrapperEl.find(`.${params.slideClass}[data-swiper-slide-index="${activeIndex}"]`);
  } else {
    activeSlide = slides.eq(activeIndex);
  }

  // Active classes
  activeSlide.addClass(params.slideActiveClass);

  if (params.loop) {
    // Duplicate to all looped slides
    if (activeSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl
        .children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${realIndex}"]`)
        .addClass(params.slideDuplicateActiveClass);
    } else {
      $wrapperEl
        .children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${realIndex}"]`)
        .addClass(params.slideDuplicateActiveClass);
    }
  }
  // Next Slide
  let nextSlide = activeSlide.nextAll(`.${params.slideClass}`).eq(0).addClass(params.slideNextClass);
  if (params.loop && nextSlide.length === 0) {
    nextSlide = slides.eq(0);
    nextSlide.addClass(params.slideNextClass);
  }
  // Prev Slide
  let prevSlide = activeSlide.prevAll(`.${params.slideClass}`).eq(0).addClass(params.slidePrevClass);
  if (params.loop && prevSlide.length === 0) {
    prevSlide = slides.eq(-1);
    prevSlide.addClass(params.slidePrevClass);
  }
  if (params.loop) {
    // Duplicate to all looped slides
    if (nextSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl
        .children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${nextSlide.attr('data-swiper-slide-index')}"]`)
        .addClass(params.slideDuplicateNextClass);
    } else {
      $wrapperEl
        .children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${nextSlide.attr('data-swiper-slide-index')}"]`)
        .addClass(params.slideDuplicateNextClass);
    }
    if (prevSlide.hasClass(params.slideDuplicateClass)) {
      $wrapperEl
        .children(`.${params.slideClass}:not(.${params.slideDuplicateClass})[data-swiper-slide-index="${prevSlide.attr('data-swiper-slide-index')}"]`)
        .addClass(params.slideDuplicatePrevClass);
    } else {
      $wrapperEl
        .children(`.${params.slideClass}.${params.slideDuplicateClass}[data-swiper-slide-index="${prevSlide.attr('data-swiper-slide-index')}"]`)
        .addClass(params.slideDuplicatePrevClass);
    }
  }
}

function updateActiveIndex (newActiveIndex) {
  const swiper = this;
  const translate = swiper.rtlTranslate ? swiper.translate : -swiper.translate;
  const {
    slidesGrid, snapGrid, params, activeIndex: previousIndex, realIndex: previousRealIndex, snapIndex: previousSnapIndex,
  } = swiper;
  let activeIndex = newActiveIndex;
  let snapIndex;
  if (typeof activeIndex === 'undefined') {
    for (let i = 0; i < slidesGrid.length; i += 1) {
      if (typeof slidesGrid[i + 1] !== 'undefined') {
        if (translate >= slidesGrid[i] && translate < slidesGrid[i + 1] - ((slidesGrid[i + 1] - slidesGrid[i]) / 2)) {
          activeIndex = i;
        } else if (translate >= slidesGrid[i] && translate < slidesGrid[i + 1]) {
          activeIndex = i + 1;
        }
      } else if (translate >= slidesGrid[i]) {
        activeIndex = i;
      }
    }
    // Normalize slideIndex
    if (params.normalizeSlideIndex) {
      if (activeIndex < 0 || typeof activeIndex === 'undefined') activeIndex = 0;
    }
  }
  if (snapGrid.indexOf(translate) >= 0) {
    snapIndex = snapGrid.indexOf(translate);
  } else {
    const skip = Math.min(params.slidesPerGroupSkip, activeIndex);
    snapIndex = skip + Math.floor((activeIndex - skip) / params.slidesPerGroup);
  }
  if (snapIndex >= snapGrid.length) snapIndex = snapGrid.length - 1;
  if (activeIndex === previousIndex) {
    if (snapIndex !== previousSnapIndex) {
      swiper.snapIndex = snapIndex;
      swiper.emit('snapIndexChange');
    }
    return;
  }

  // Get real index
  const realIndex = parseInt(swiper.slides.eq(activeIndex).attr('data-swiper-slide-index') || activeIndex, 10);

  Utils.extend(swiper, {
    snapIndex,
    realIndex,
    previousIndex,
    activeIndex,
  });
  swiper.emit('activeIndexChange');
  swiper.emit('snapIndexChange');
  if (previousRealIndex !== realIndex) {
    swiper.emit('realIndexChange');
  }
  if (swiper.initialized || swiper.params.runCallbacksOnInit) {
    swiper.emit('slideChange');
  }
}

function updateClickedSlide (e) {
  const swiper = this;
  const params = swiper.params;
  const slide = $(e.target).closest(`.${params.slideClass}`)[0];
  let slideFound = false;
  if (slide) {
    for (let i = 0; i < swiper.slides.length; i += 1) {
      if (swiper.slides[i] === slide) slideFound = true;
    }
  }

  if (slide && slideFound) {
    swiper.clickedSlide = slide;
    if (swiper.virtual && swiper.params.virtual.enabled) {
      swiper.clickedIndex = parseInt($(slide).attr('data-swiper-slide-index'), 10);
    } else {
      swiper.clickedIndex = $(slide).index();
    }
  } else {
    swiper.clickedSlide = undefined;
    swiper.clickedIndex = undefined;
    return;
  }
  if (params.slideToClickedSlide && swiper.clickedIndex !== undefined && swiper.clickedIndex !== swiper.activeIndex) {
    swiper.slideToClickedSlide();
  }
}

var update = {
  updateSize,
  updateSlides,
  updateAutoHeight,
  updateSlidesOffset,
  updateSlidesProgress,
  updateProgress,
  updateSlidesClasses,
  updateActiveIndex,
  updateClickedSlide,
};

function getTranslate (axis = this.isHorizontal() ? 'x' : 'y') {
  const swiper = this;

  const {
    params, rtlTranslate: rtl, translate, $wrapperEl,
  } = swiper;

  if (params.virtualTranslate) {
    return rtl ? -translate : translate;
  }
  if (params.cssMode) {
    return translate;
  }

  let currentTranslate = Utils.getTranslate($wrapperEl[0], axis);
  if (rtl) currentTranslate = -currentTranslate;

  return currentTranslate || 0;
}

function setTranslate (translate, byController) {
  const swiper = this;
  const {
    rtlTranslate: rtl, params, $wrapperEl, wrapperEl, progress,
  } = swiper;
  let x = 0;
  let y = 0;
  const z = 0;

  if (swiper.isHorizontal()) {
    x = rtl ? -translate : translate;
  } else {
    y = translate;
  }

  if (params.roundLengths) {
    x = Math.floor(x);
    y = Math.floor(y);
  }

  if (params.cssMode) {
    wrapperEl[swiper.isHorizontal() ? 'scrollLeft' : 'scrollTop'] = swiper.isHorizontal() ? -x : -y;
  } else if (!params.virtualTranslate) {
    $wrapperEl.transform(`translate3d(${x}px, ${y}px, ${z}px)`);
  }
  swiper.previousTranslate = swiper.translate;
  swiper.translate = swiper.isHorizontal() ? x : y;

  // Check if we need to update progress
  let newProgress;
  const translatesDiff = swiper.maxTranslate() - swiper.minTranslate();
  if (translatesDiff === 0) {
    newProgress = 0;
  } else {
    newProgress = (translate - swiper.minTranslate()) / (translatesDiff);
  }
  if (newProgress !== progress) {
    swiper.updateProgress(translate);
  }

  swiper.emit('setTranslate', swiper.translate, byController);
}

function minTranslate () {
  return (-this.snapGrid[0]);
}

function maxTranslate () {
  return (-this.snapGrid[this.snapGrid.length - 1]);
}

function translateTo (translate = 0, speed = this.params.speed, runCallbacks = true, translateBounds = true, internal) {
  const swiper = this;

  const {
    params,
    wrapperEl,
  } = swiper;

  if (swiper.animating && params.preventInteractionOnTransition) {
    return false;
  }

  const minTranslate = swiper.minTranslate();
  const maxTranslate = swiper.maxTranslate();
  let newTranslate;
  if (translateBounds && translate > minTranslate) newTranslate = minTranslate;
  else if (translateBounds && translate < maxTranslate) newTranslate = maxTranslate;
  else newTranslate = translate;

  // Update progress
  swiper.updateProgress(newTranslate);

  if (params.cssMode) {
    const isH = swiper.isHorizontal();
    if (speed === 0) {
      wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = -newTranslate;
    } else {
      // eslint-disable-next-line
      if (wrapperEl.scrollTo) {
        wrapperEl.scrollTo({
          [isH ? 'left' : 'top']: -newTranslate,
          behavior: 'smooth',
        });
      } else {
        wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = -newTranslate;
      }
    }
    return true;
  }

  if (speed === 0) {
    swiper.setTransition(0);
    swiper.setTranslate(newTranslate);
    if (runCallbacks) {
      swiper.emit('beforeTransitionStart', speed, internal);
      swiper.emit('transitionEnd');
    }
  } else {
    swiper.setTransition(speed);
    swiper.setTranslate(newTranslate);
    if (runCallbacks) {
      swiper.emit('beforeTransitionStart', speed, internal);
      swiper.emit('transitionStart');
    }
    if (!swiper.animating) {
      swiper.animating = true;
      if (!swiper.onTranslateToWrapperTransitionEnd) {
        swiper.onTranslateToWrapperTransitionEnd = function transitionEnd(e) {
          if (!swiper || swiper.destroyed) return;
          if (e.target !== this) return;
          swiper.$wrapperEl[0].removeEventListener('transitionend', swiper.onTranslateToWrapperTransitionEnd);
          swiper.$wrapperEl[0].removeEventListener('webkitTransitionEnd', swiper.onTranslateToWrapperTransitionEnd);
          swiper.onTranslateToWrapperTransitionEnd = null;
          delete swiper.onTranslateToWrapperTransitionEnd;
          if (runCallbacks) {
            swiper.emit('transitionEnd');
          }
        };
      }
      swiper.$wrapperEl[0].addEventListener('transitionend', swiper.onTranslateToWrapperTransitionEnd);
      swiper.$wrapperEl[0].addEventListener('webkitTransitionEnd', swiper.onTranslateToWrapperTransitionEnd);
    }
  }

  return true;
}

var translate = {
  getTranslate,
  setTranslate,
  minTranslate,
  maxTranslate,
  translateTo,
};

function setTransition (duration, byController) {
  const swiper = this;

  if (!swiper.params.cssMode) {
    swiper.$wrapperEl.transition(duration);
  }

  swiper.emit('setTransition', duration, byController);
}

function transitionStart (runCallbacks = true, direction) {
  const swiper = this;
  const { activeIndex, params, previousIndex } = swiper;
  if (params.cssMode) return;
  if (params.autoHeight) {
    swiper.updateAutoHeight();
  }

  let dir = direction;
  if (!dir) {
    if (activeIndex > previousIndex) dir = 'next';
    else if (activeIndex < previousIndex) dir = 'prev';
    else dir = 'reset';
  }

  swiper.emit('transitionStart');

  if (runCallbacks && activeIndex !== previousIndex) {
    if (dir === 'reset') {
      swiper.emit('slideResetTransitionStart');
      return;
    }
    swiper.emit('slideChangeTransitionStart');
    if (dir === 'next') {
      swiper.emit('slideNextTransitionStart');
    } else {
      swiper.emit('slidePrevTransitionStart');
    }
  }
}

function transitionEnd$1 (runCallbacks = true, direction) {
  const swiper = this;
  const { activeIndex, previousIndex, params } = swiper;
  swiper.animating = false;
  if (params.cssMode) return;
  swiper.setTransition(0);

  let dir = direction;
  if (!dir) {
    if (activeIndex > previousIndex) dir = 'next';
    else if (activeIndex < previousIndex) dir = 'prev';
    else dir = 'reset';
  }

  swiper.emit('transitionEnd');

  if (runCallbacks && activeIndex !== previousIndex) {
    if (dir === 'reset') {
      swiper.emit('slideResetTransitionEnd');
      return;
    }
    swiper.emit('slideChangeTransitionEnd');
    if (dir === 'next') {
      swiper.emit('slideNextTransitionEnd');
    } else {
      swiper.emit('slidePrevTransitionEnd');
    }
  }
}

var transition$1 = {
  setTransition,
  transitionStart,
  transitionEnd: transitionEnd$1,
};

function slideTo (index = 0, speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  let slideIndex = index;
  if (slideIndex < 0) slideIndex = 0;

  const {
    params, snapGrid, slidesGrid, previousIndex, activeIndex, rtlTranslate: rtl, wrapperEl,
  } = swiper;
  if (swiper.animating && params.preventInteractionOnTransition) {
    return false;
  }

  const skip = Math.min(swiper.params.slidesPerGroupSkip, slideIndex);
  let snapIndex = skip + Math.floor((slideIndex - skip) / swiper.params.slidesPerGroup);
  if (snapIndex >= snapGrid.length) snapIndex = snapGrid.length - 1;

  if ((activeIndex || params.initialSlide || 0) === (previousIndex || 0) && runCallbacks) {
    swiper.emit('beforeSlideChangeStart');
  }

  const translate = -snapGrid[snapIndex];

  // Update progress
  swiper.updateProgress(translate);

  // Normalize slideIndex
  if (params.normalizeSlideIndex) {
    for (let i = 0; i < slidesGrid.length; i += 1) {
      if (-Math.floor(translate * 100) >= Math.floor(slidesGrid[i] * 100)) {
        slideIndex = i;
      }
    }
  }
  // Directions locks
  if (swiper.initialized && slideIndex !== activeIndex) {
    if (!swiper.allowSlideNext && translate < swiper.translate && translate < swiper.minTranslate()) {
      return false;
    }
    if (!swiper.allowSlidePrev && translate > swiper.translate && translate > swiper.maxTranslate()) {
      if ((activeIndex || 0) !== slideIndex) return false;
    }
  }

  let direction;
  if (slideIndex > activeIndex) direction = 'next';
  else if (slideIndex < activeIndex) direction = 'prev';
  else direction = 'reset';


  // Update Index
  if ((rtl && -translate === swiper.translate) || (!rtl && translate === swiper.translate)) {
    swiper.updateActiveIndex(slideIndex);
    // Update Height
    if (params.autoHeight) {
      swiper.updateAutoHeight();
    }
    swiper.updateSlidesClasses();
    if (params.effect !== 'slide') {
      swiper.setTranslate(translate);
    }
    if (direction !== 'reset') {
      swiper.transitionStart(runCallbacks, direction);
      swiper.transitionEnd(runCallbacks, direction);
    }
    return false;
  }
  if (params.cssMode) {
    const isH = swiper.isHorizontal();
    let t = -translate;
    if (rtl) {
      t = wrapperEl.scrollWidth - wrapperEl.offsetWidth - t;
    }
    if (speed === 0) {
      wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = t;
    } else {
      // eslint-disable-next-line
      if (wrapperEl.scrollTo) {
        wrapperEl.scrollTo({
          [isH ? 'left' : 'top']: t,
          behavior: 'smooth',
        });
      } else {
        wrapperEl[isH ? 'scrollLeft' : 'scrollTop'] = t;
      }
    }
    return true;
  }

  if (speed === 0) {
    swiper.setTransition(0);
    swiper.setTranslate(translate);
    swiper.updateActiveIndex(slideIndex);
    swiper.updateSlidesClasses();
    swiper.emit('beforeTransitionStart', speed, internal);
    swiper.transitionStart(runCallbacks, direction);
    swiper.transitionEnd(runCallbacks, direction);
  } else {
    swiper.setTransition(speed);
    swiper.setTranslate(translate);
    swiper.updateActiveIndex(slideIndex);
    swiper.updateSlidesClasses();
    swiper.emit('beforeTransitionStart', speed, internal);
    swiper.transitionStart(runCallbacks, direction);
    if (!swiper.animating) {
      swiper.animating = true;
      if (!swiper.onSlideToWrapperTransitionEnd) {
        swiper.onSlideToWrapperTransitionEnd = function transitionEnd(e) {
          if (!swiper || swiper.destroyed) return;
          if (e.target !== this) return;
          swiper.$wrapperEl[0].removeEventListener('transitionend', swiper.onSlideToWrapperTransitionEnd);
          swiper.$wrapperEl[0].removeEventListener('webkitTransitionEnd', swiper.onSlideToWrapperTransitionEnd);
          swiper.onSlideToWrapperTransitionEnd = null;
          delete swiper.onSlideToWrapperTransitionEnd;
          swiper.transitionEnd(runCallbacks, direction);
        };
      }
      swiper.$wrapperEl[0].addEventListener('transitionend', swiper.onSlideToWrapperTransitionEnd);
      swiper.$wrapperEl[0].addEventListener('webkitTransitionEnd', swiper.onSlideToWrapperTransitionEnd);
    }
  }

  return true;
}

function slideToLoop (index = 0, speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  let newIndex = index;
  if (swiper.params.loop) {
    newIndex += swiper.loopedSlides;
  }

  return swiper.slideTo(newIndex, speed, runCallbacks, internal);
}

/* eslint no-unused-vars: "off" */
function slideNext (speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  const { params, animating } = swiper;
  const increment = swiper.activeIndex < params.slidesPerGroupSkip ? 1 : params.slidesPerGroup;
  if (params.loop) {
    if (animating) return false;
    swiper.loopFix();
    // eslint-disable-next-line
    swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;
  }
  return swiper.slideTo(swiper.activeIndex + increment, speed, runCallbacks, internal);
}

/* eslint no-unused-vars: "off" */
function slidePrev (speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  const {
    params, animating, snapGrid, slidesGrid, rtlTranslate,
  } = swiper;

  if (params.loop) {
    if (animating) return false;
    swiper.loopFix();
    // eslint-disable-next-line
    swiper._clientLeft = swiper.$wrapperEl[0].clientLeft;
  }
  const translate = rtlTranslate ? swiper.translate : -swiper.translate;
  function normalize(val) {
    if (val < 0) return -Math.floor(Math.abs(val));
    return Math.floor(val);
  }
  const normalizedTranslate = normalize(translate);
  const normalizedSnapGrid = snapGrid.map((val) => normalize(val));
  slidesGrid.map((val) => normalize(val));

  snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate)];
  let prevSnap = snapGrid[normalizedSnapGrid.indexOf(normalizedTranslate) - 1];
  if (typeof prevSnap === 'undefined' && params.cssMode) {
    snapGrid.forEach((snap) => {
      if (!prevSnap && normalizedTranslate >= snap) prevSnap = snap;
    });
  }
  let prevIndex;
  if (typeof prevSnap !== 'undefined') {
    prevIndex = slidesGrid.indexOf(prevSnap);
    if (prevIndex < 0) prevIndex = swiper.activeIndex - 1;
  }
  return swiper.slideTo(prevIndex, speed, runCallbacks, internal);
}

/* eslint no-unused-vars: "off" */
function slideReset (speed = this.params.speed, runCallbacks = true, internal) {
  const swiper = this;
  return swiper.slideTo(swiper.activeIndex, speed, runCallbacks, internal);
}

/* eslint no-unused-vars: "off" */
function slideToClosest (speed = this.params.speed, runCallbacks = true, internal, threshold = 0.5) {
  const swiper = this;
  let index = swiper.activeIndex;
  const skip = Math.min(swiper.params.slidesPerGroupSkip, index);
  const snapIndex = skip + Math.floor((index - skip) / swiper.params.slidesPerGroup);

  const translate = swiper.rtlTranslate ? swiper.translate : -swiper.translate;

  if (translate >= swiper.snapGrid[snapIndex]) {
    // The current translate is on or after the current snap index, so the choice
    // is between the current index and the one after it.
    const currentSnap = swiper.snapGrid[snapIndex];
    const nextSnap = swiper.snapGrid[snapIndex + 1];
    if ((translate - currentSnap) > (nextSnap - currentSnap) * threshold) {
      index += swiper.params.slidesPerGroup;
    }
  } else {
    // The current translate is before the current snap index, so the choice
    // is between the current index and the one before it.
    const prevSnap = swiper.snapGrid[snapIndex - 1];
    const currentSnap = swiper.snapGrid[snapIndex];
    if ((translate - prevSnap) <= (currentSnap - prevSnap) * threshold) {
      index -= swiper.params.slidesPerGroup;
    }
  }
  index = Math.max(index, 0);
  index = Math.min(index, swiper.slidesGrid.length - 1);

  return swiper.slideTo(index, speed, runCallbacks, internal);
}

function slideToClickedSlide () {
  const swiper = this;
  const { params, $wrapperEl } = swiper;

  const slidesPerView = params.slidesPerView === 'auto' ? swiper.slidesPerViewDynamic() : params.slidesPerView;
  let slideToIndex = swiper.clickedIndex;
  let realIndex;
  if (params.loop) {
    if (swiper.animating) return;
    realIndex = parseInt($(swiper.clickedSlide).attr('data-swiper-slide-index'), 10);
    if (params.centeredSlides) {
      if (
        (slideToIndex < swiper.loopedSlides - (slidesPerView / 2))
        || (slideToIndex > (swiper.slides.length - swiper.loopedSlides) + (slidesPerView / 2))
      ) {
        swiper.loopFix();
        slideToIndex = $wrapperEl
          .children(`.${params.slideClass}[data-swiper-slide-index="${realIndex}"]:not(.${params.slideDuplicateClass})`)
          .eq(0)
          .index();

        Utils.nextTick(() => {
          swiper.slideTo(slideToIndex);
        });
      } else {
        swiper.slideTo(slideToIndex);
      }
    } else if (slideToIndex > swiper.slides.length - slidesPerView) {
      swiper.loopFix();
      slideToIndex = $wrapperEl
        .children(`.${params.slideClass}[data-swiper-slide-index="${realIndex}"]:not(.${params.slideDuplicateClass})`)
        .eq(0)
        .index();

      Utils.nextTick(() => {
        swiper.slideTo(slideToIndex);
      });
    } else {
      swiper.slideTo(slideToIndex);
    }
  } else {
    swiper.slideTo(slideToIndex);
  }
}

var slide = {
  slideTo,
  slideToLoop,
  slideNext,
  slidePrev,
  slideReset,
  slideToClosest,
  slideToClickedSlide,
};

function loopCreate () {
  const swiper = this;
  const { params, $wrapperEl } = swiper;
  // Remove duplicated slides
  $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass}`).remove();

  let slides = $wrapperEl.children(`.${params.slideClass}`);

  if (params.loopFillGroupWithBlank) {
    const blankSlidesNum = params.slidesPerGroup - (slides.length % params.slidesPerGroup);
    if (blankSlidesNum !== params.slidesPerGroup) {
      for (let i = 0; i < blankSlidesNum; i += 1) {
        const blankNode = $(doc.createElement('div')).addClass(`${params.slideClass} ${params.slideBlankClass}`);
        $wrapperEl.append(blankNode);
      }
      slides = $wrapperEl.children(`.${params.slideClass}`);
    }
  }

  if (params.slidesPerView === 'auto' && !params.loopedSlides) params.loopedSlides = slides.length;

  swiper.loopedSlides = Math.ceil(parseFloat(params.loopedSlides || params.slidesPerView, 10));
  swiper.loopedSlides += params.loopAdditionalSlides;
  if (swiper.loopedSlides > slides.length) {
    swiper.loopedSlides = slides.length;
  }

  const prependSlides = [];
  const appendSlides = [];
  slides.each((index, el) => {
    const slide = $(el);
    if (index < swiper.loopedSlides) appendSlides.push(el);
    if (index < slides.length && index >= slides.length - swiper.loopedSlides) prependSlides.push(el);
    slide.attr('data-swiper-slide-index', index);
  });
  for (let i = 0; i < appendSlides.length; i += 1) {
    $wrapperEl.append($(appendSlides[i].cloneNode(true)).addClass(params.slideDuplicateClass));
  }
  for (let i = prependSlides.length - 1; i >= 0; i -= 1) {
    $wrapperEl.prepend($(prependSlides[i].cloneNode(true)).addClass(params.slideDuplicateClass));
  }
}

function loopFix () {
  const swiper = this;

  swiper.emit('beforeLoopFix');

  const {
    activeIndex, slides, loopedSlides, allowSlidePrev, allowSlideNext, snapGrid, rtlTranslate: rtl,
  } = swiper;
  let newIndex;
  swiper.allowSlidePrev = true;
  swiper.allowSlideNext = true;

  const snapTranslate = -snapGrid[activeIndex];
  const diff = snapTranslate - swiper.getTranslate();

  // Fix For Negative Oversliding
  if (activeIndex < loopedSlides) {
    newIndex = (slides.length - (loopedSlides * 3)) + activeIndex;
    newIndex += loopedSlides;
    const slideChanged = swiper.slideTo(newIndex, 0, false, true);
    if (slideChanged && diff !== 0) {
      swiper.setTranslate((rtl ? -swiper.translate : swiper.translate) - diff);
    }
  } else if (activeIndex >= slides.length - loopedSlides) {
    // Fix For Positive Oversliding
    newIndex = -slides.length + activeIndex + loopedSlides;
    newIndex += loopedSlides;
    const slideChanged = swiper.slideTo(newIndex, 0, false, true);
    if (slideChanged && diff !== 0) {
      swiper.setTranslate((rtl ? -swiper.translate : swiper.translate) - diff);
    }
  }
  swiper.allowSlidePrev = allowSlidePrev;
  swiper.allowSlideNext = allowSlideNext;

  swiper.emit('loopFix');
}

function loopDestroy () {
  const swiper = this;
  const { $wrapperEl, params, slides } = swiper;
  $wrapperEl.children(`.${params.slideClass}.${params.slideDuplicateClass},.${params.slideClass}.${params.slideBlankClass}`).remove();
  slides.removeAttr('data-swiper-slide-index');
}

var loop = {
  loopCreate,
  loopFix,
  loopDestroy,
};

function setGrabCursor (moving) {
  const swiper = this;
  if (Support.touch || !swiper.params.simulateTouch || (swiper.params.watchOverflow && swiper.isLocked) || swiper.params.cssMode) return;
  const el = swiper.el;
  el.style.cursor = 'move';
  el.style.cursor = moving ? '-webkit-grabbing' : '-webkit-grab';
  el.style.cursor = moving ? '-moz-grabbin' : '-moz-grab';
  el.style.cursor = moving ? 'grabbing' : 'grab';
}

function unsetGrabCursor () {
  const swiper = this;
  if (Support.touch || (swiper.params.watchOverflow && swiper.isLocked) || swiper.params.cssMode) return;
  swiper.el.style.cursor = '';
}

var grabCursor = {
  setGrabCursor,
  unsetGrabCursor,
};

function appendSlide (slides) {
  const swiper = this;
  const { $wrapperEl, params } = swiper;
  if (params.loop) {
    swiper.loopDestroy();
  }
  if (typeof slides === 'object' && 'length' in slides) {
    for (let i = 0; i < slides.length; i += 1) {
      if (slides[i]) $wrapperEl.append(slides[i]);
    }
  } else {
    $wrapperEl.append(slides);
  }
  if (params.loop) {
    swiper.loopCreate();
  }
  if (!(params.observer && Support.observer)) {
    swiper.update();
  }
}

function prependSlide (slides) {
  const swiper = this;
  const { params, $wrapperEl, activeIndex } = swiper;

  if (params.loop) {
    swiper.loopDestroy();
  }
  let newActiveIndex = activeIndex + 1;
  if (typeof slides === 'object' && 'length' in slides) {
    for (let i = 0; i < slides.length; i += 1) {
      if (slides[i]) $wrapperEl.prepend(slides[i]);
    }
    newActiveIndex = activeIndex + slides.length;
  } else {
    $wrapperEl.prepend(slides);
  }
  if (params.loop) {
    swiper.loopCreate();
  }
  if (!(params.observer && Support.observer)) {
    swiper.update();
  }
  swiper.slideTo(newActiveIndex, 0, false);
}

function addSlide (index, slides) {
  const swiper = this;
  const { $wrapperEl, params, activeIndex } = swiper;
  let activeIndexBuffer = activeIndex;
  if (params.loop) {
    activeIndexBuffer -= swiper.loopedSlides;
    swiper.loopDestroy();
    swiper.slides = $wrapperEl.children(`.${params.slideClass}`);
  }
  const baseLength = swiper.slides.length;
  if (index <= 0) {
    swiper.prependSlide(slides);
    return;
  }
  if (index >= baseLength) {
    swiper.appendSlide(slides);
    return;
  }
  let newActiveIndex = activeIndexBuffer > index ? activeIndexBuffer + 1 : activeIndexBuffer;

  const slidesBuffer = [];
  for (let i = baseLength - 1; i >= index; i -= 1) {
    const currentSlide = swiper.slides.eq(i);
    currentSlide.remove();
    slidesBuffer.unshift(currentSlide);
  }

  if (typeof slides === 'object' && 'length' in slides) {
    for (let i = 0; i < slides.length; i += 1) {
      if (slides[i]) $wrapperEl.append(slides[i]);
    }
    newActiveIndex = activeIndexBuffer > index ? activeIndexBuffer + slides.length : activeIndexBuffer;
  } else {
    $wrapperEl.append(slides);
  }

  for (let i = 0; i < slidesBuffer.length; i += 1) {
    $wrapperEl.append(slidesBuffer[i]);
  }

  if (params.loop) {
    swiper.loopCreate();
  }
  if (!(params.observer && Support.observer)) {
    swiper.update();
  }
  if (params.loop) {
    swiper.slideTo(newActiveIndex + swiper.loopedSlides, 0, false);
  } else {
    swiper.slideTo(newActiveIndex, 0, false);
  }
}

function removeSlide (slidesIndexes) {
  const swiper = this;
  const { params, $wrapperEl, activeIndex } = swiper;

  let activeIndexBuffer = activeIndex;
  if (params.loop) {
    activeIndexBuffer -= swiper.loopedSlides;
    swiper.loopDestroy();
    swiper.slides = $wrapperEl.children(`.${params.slideClass}`);
  }
  let newActiveIndex = activeIndexBuffer;
  let indexToRemove;

  if (typeof slidesIndexes === 'object' && 'length' in slidesIndexes) {
    for (let i = 0; i < slidesIndexes.length; i += 1) {
      indexToRemove = slidesIndexes[i];
      if (swiper.slides[indexToRemove]) swiper.slides.eq(indexToRemove).remove();
      if (indexToRemove < newActiveIndex) newActiveIndex -= 1;
    }
    newActiveIndex = Math.max(newActiveIndex, 0);
  } else {
    indexToRemove = slidesIndexes;
    if (swiper.slides[indexToRemove]) swiper.slides.eq(indexToRemove).remove();
    if (indexToRemove < newActiveIndex) newActiveIndex -= 1;
    newActiveIndex = Math.max(newActiveIndex, 0);
  }

  if (params.loop) {
    swiper.loopCreate();
  }

  if (!(params.observer && Support.observer)) {
    swiper.update();
  }
  if (params.loop) {
    swiper.slideTo(newActiveIndex + swiper.loopedSlides, 0, false);
  } else {
    swiper.slideTo(newActiveIndex, 0, false);
  }
}

function removeAllSlides () {
  const swiper = this;

  const slidesIndexes = [];
  for (let i = 0; i < swiper.slides.length; i += 1) {
    slidesIndexes.push(i);
  }
  swiper.removeSlide(slidesIndexes);
}

var manipulation = {
  appendSlide,
  prependSlide,
  addSlide,
  removeSlide,
  removeAllSlides,
};

const Device = (function Device() {
  const platform = win.navigator.platform;
  const ua = win.navigator.userAgent;

  const device = {
    ios: false,
    android: false,
    androidChrome: false,
    desktop: false,
    iphone: false,
    ipod: false,
    ipad: false,
    edge: false,
    ie: false,
    firefox: false,
    macos: false,
    windows: false,
    cordova: !!(win.cordova || win.phonegap),
    phonegap: !!(win.cordova || win.phonegap),
    electron: false,
  };

  const screenWidth = win.screen.width;
  const screenHeight = win.screen.height;

  const android = ua.match(/(Android);?[\s\/]+([\d.]+)?/); // eslint-disable-line
  let ipad = ua.match(/(iPad).*OS\s([\d_]+)/);
  const ipod = ua.match(/(iPod)(.*OS\s([\d_]+))?/);
  const iphone = !ipad && ua.match(/(iPhone\sOS|iOS)\s([\d_]+)/);
  const ie = ua.indexOf('MSIE ') >= 0 || ua.indexOf('Trident/') >= 0;
  const edge = ua.indexOf('Edge/') >= 0;
  const firefox = ua.indexOf('Gecko/') >= 0 && ua.indexOf('Firefox/') >= 0;
  const windows = platform === 'Win32';
  const electron = ua.toLowerCase().indexOf('electron') >= 0;
  let macos = platform === 'MacIntel';

  // iPadOs 13 fix
  if (!ipad
    && macos
    && Support.touch
    && (
      (screenWidth === 1024 && screenHeight === 1366) // Pro 12.9
      || (screenWidth === 834 && screenHeight === 1194) // Pro 11
      || (screenWidth === 834 && screenHeight === 1112) // Pro 10.5
      || (screenWidth === 768 && screenHeight === 1024) // other
    )
  ) {
    ipad = ua.match(/(Version)\/([\d.]+)/);
    macos = false;
  }

  device.ie = ie;
  device.edge = edge;
  device.firefox = firefox;

  // Android
  if (android && !windows) {
    device.os = 'android';
    device.osVersion = android[2];
    device.android = true;
    device.androidChrome = ua.toLowerCase().indexOf('chrome') >= 0;
  }
  if (ipad || iphone || ipod) {
    device.os = 'ios';
    device.ios = true;
  }
  // iOS
  if (iphone && !ipod) {
    device.osVersion = iphone[2].replace(/_/g, '.');
    device.iphone = true;
  }
  if (ipad) {
    device.osVersion = ipad[2].replace(/_/g, '.');
    device.ipad = true;
  }
  if (ipod) {
    device.osVersion = ipod[3] ? ipod[3].replace(/_/g, '.') : null;
    device.ipod = true;
  }
  // iOS 8+ changed UA
  if (device.ios && device.osVersion && ua.indexOf('Version/') >= 0) {
    if (device.osVersion.split('.')[0] === '10') {
      device.osVersion = ua.toLowerCase().split('version/')[1].split(' ')[0];
    }
  }

  // Webview
  device.webView = !!((iphone || ipad || ipod) && (ua.match(/.*AppleWebKit(?!.*Safari)/i) || win.navigator.standalone))
    || (win.matchMedia && win.matchMedia('(display-mode: standalone)').matches);
  device.webview = device.webView;
  device.standalone = device.webView;

  // Desktop
  device.desktop = !(device.ios || device.android) || electron;
  if (device.desktop) {
    device.electron = electron;
    device.macos = macos;
    device.windows = windows;
    if (device.macos) {
      device.os = 'macos';
    }
    if (device.windows) {
      device.os = 'windows';
    }
  }

  // Pixel Ratio
  device.pixelRatio = win.devicePixelRatio || 1;

  // Export object
  return device;
}());

function onTouchStart (event) {
  const swiper = this;
  const data = swiper.touchEventsData;
  const { params, touches } = swiper;

  if (swiper.animating && params.preventInteractionOnTransition) {
    return;
  }
  let e = event;
  if (e.originalEvent) e = e.originalEvent;
  const $targetEl = $(e.target);

  if (params.touchEventsTarget === 'wrapper') {
    if (!$targetEl.closest(swiper.wrapperEl).length) return;
  }
  data.isTouchEvent = e.type === 'touchstart';
  if (!data.isTouchEvent && 'which' in e && e.which === 3) return;
  if (!data.isTouchEvent && 'button' in e && e.button > 0) return;
  if (data.isTouched && data.isMoved) return;
  if (params.noSwiping && $targetEl.closest(params.noSwipingSelector ? params.noSwipingSelector : `.${params.noSwipingClass}`)[0]) {
    swiper.allowClick = true;
    return;
  }
  if (params.swipeHandler) {
    if (!$targetEl.closest(params.swipeHandler)[0]) return;
  }

  touches.currentX = e.type === 'touchstart' ? e.targetTouches[0].pageX : e.pageX;
  touches.currentY = e.type === 'touchstart' ? e.targetTouches[0].pageY : e.pageY;
  const startX = touches.currentX;
  const startY = touches.currentY;

  // Do NOT start if iOS edge swipe is detected. Otherwise iOS app (UIWebView) cannot swipe-to-go-back anymore

  const edgeSwipeDetection = params.edgeSwipeDetection || params.iOSEdgeSwipeDetection;
  const edgeSwipeThreshold = params.edgeSwipeThreshold || params.iOSEdgeSwipeThreshold;
  if (
    edgeSwipeDetection
    && ((startX <= edgeSwipeThreshold)
    || (startX >= win.screen.width - edgeSwipeThreshold))
  ) {
    return;
  }

  Utils.extend(data, {
    isTouched: true,
    isMoved: false,
    allowTouchCallbacks: true,
    isScrolling: undefined,
    startMoving: undefined,
  });

  touches.startX = startX;
  touches.startY = startY;
  data.touchStartTime = Utils.now();
  swiper.allowClick = true;
  swiper.updateSize();
  swiper.swipeDirection = undefined;
  if (params.threshold > 0) data.allowThresholdMove = false;
  if (e.type !== 'touchstart') {
    let preventDefault = true;
    if ($targetEl.is(data.formElements)) preventDefault = false;
    if (
      doc.activeElement
      && $(doc.activeElement).is(data.formElements)
      && doc.activeElement !== $targetEl[0]
    ) {
      doc.activeElement.blur();
    }

    const shouldPreventDefault = preventDefault && swiper.allowTouchMove && params.touchStartPreventDefault;
    if (params.touchStartForcePreventDefault || shouldPreventDefault) {
      e.preventDefault();
    }
  }
  swiper.emit('touchStart', e);
}

function onTouchMove (event) {
  const swiper = this;
  const data = swiper.touchEventsData;
  const { params, touches, rtlTranslate: rtl } = swiper;
  let e = event;
  if (e.originalEvent) e = e.originalEvent;
  if (!data.isTouched) {
    if (data.startMoving && data.isScrolling) {
      swiper.emit('touchMoveOpposite', e);
    }
    return;
  }
  if (data.isTouchEvent && e.type !== 'touchmove') return;
  const targetTouch = e.type === 'touchmove' && e.targetTouches && (e.targetTouches[0] || e.changedTouches[0]);
  const pageX = e.type === 'touchmove' ? targetTouch.pageX : e.pageX;
  const pageY = e.type === 'touchmove' ? targetTouch.pageY : e.pageY;
  if (e.preventedByNestedSwiper) {
    touches.startX = pageX;
    touches.startY = pageY;
    return;
  }
  if (!swiper.allowTouchMove) {
    // isMoved = true;
    swiper.allowClick = false;
    if (data.isTouched) {
      Utils.extend(touches, {
        startX: pageX,
        startY: pageY,
        currentX: pageX,
        currentY: pageY,
      });
      data.touchStartTime = Utils.now();
    }
    return;
  }
  if (data.isTouchEvent && params.touchReleaseOnEdges && !params.loop) {
    if (swiper.isVertical()) {
      // Vertical
      if (
        (pageY < touches.startY && swiper.translate <= swiper.maxTranslate())
        || (pageY > touches.startY && swiper.translate >= swiper.minTranslate())
      ) {
        data.isTouched = false;
        data.isMoved = false;
        return;
      }
    } else if (
      (pageX < touches.startX && swiper.translate <= swiper.maxTranslate())
      || (pageX > touches.startX && swiper.translate >= swiper.minTranslate())
    ) {
      return;
    }
  }
  if (data.isTouchEvent && doc.activeElement) {
    if (e.target === doc.activeElement && $(e.target).is(data.formElements)) {
      data.isMoved = true;
      swiper.allowClick = false;
      return;
    }
  }
  if (data.allowTouchCallbacks) {
    swiper.emit('touchMove', e);
  }
  if (e.targetTouches && e.targetTouches.length > 1) return;

  touches.currentX = pageX;
  touches.currentY = pageY;

  const diffX = touches.currentX - touches.startX;
  const diffY = touches.currentY - touches.startY;
  if (swiper.params.threshold && Math.sqrt((diffX ** 2) + (diffY ** 2)) < swiper.params.threshold) return;

  if (typeof data.isScrolling === 'undefined') {
    let touchAngle;
    if ((swiper.isHorizontal() && touches.currentY === touches.startY) || (swiper.isVertical() && touches.currentX === touches.startX)) {
      data.isScrolling = false;
    } else {
      // eslint-disable-next-line
      if ((diffX * diffX) + (diffY * diffY) >= 25) {
        touchAngle = (Math.atan2(Math.abs(diffY), Math.abs(diffX)) * 180) / Math.PI;
        data.isScrolling = swiper.isHorizontal() ? touchAngle > params.touchAngle : (90 - touchAngle > params.touchAngle);
      }
    }
  }
  if (data.isScrolling) {
    swiper.emit('touchMoveOpposite', e);
  }
  if (typeof data.startMoving === 'undefined') {
    if (touches.currentX !== touches.startX || touches.currentY !== touches.startY) {
      data.startMoving = true;
    }
  }
  if (data.isScrolling) {
    data.isTouched = false;
    return;
  }
  if (!data.startMoving) {
    return;
  }
  swiper.allowClick = false;
  if (!params.cssMode && e.cancelable) {
    e.preventDefault();
  }
  if (params.touchMoveStopPropagation && !params.nested) {
    e.stopPropagation();
  }

  if (!data.isMoved) {
    if (params.loop) {
      swiper.loopFix();
    }
    data.startTranslate = swiper.getTranslate();
    swiper.setTransition(0);
    if (swiper.animating) {
      swiper.$wrapperEl.trigger('webkitTransitionEnd transitionend');
    }
    data.allowMomentumBounce = false;
    // Grab Cursor
    if (params.grabCursor && (swiper.allowSlideNext === true || swiper.allowSlidePrev === true)) {
      swiper.setGrabCursor(true);
    }
    swiper.emit('sliderFirstMove', e);
  }
  swiper.emit('sliderMove', e);
  data.isMoved = true;

  let diff = swiper.isHorizontal() ? diffX : diffY;
  touches.diff = diff;

  diff *= params.touchRatio;
  if (rtl) diff = -diff;

  swiper.swipeDirection = diff > 0 ? 'prev' : 'next';
  data.currentTranslate = diff + data.startTranslate;

  let disableParentSwiper = true;
  let resistanceRatio = params.resistanceRatio;
  if (params.touchReleaseOnEdges) {
    resistanceRatio = 0;
  }
  if ((diff > 0 && data.currentTranslate > swiper.minTranslate())) {
    disableParentSwiper = false;
    if (params.resistance) data.currentTranslate = (swiper.minTranslate() - 1) + ((-swiper.minTranslate() + data.startTranslate + diff) ** resistanceRatio);
  } else if (diff < 0 && data.currentTranslate < swiper.maxTranslate()) {
    disableParentSwiper = false;
    if (params.resistance) data.currentTranslate = (swiper.maxTranslate() + 1) - ((swiper.maxTranslate() - data.startTranslate - diff) ** resistanceRatio);
  }

  if (disableParentSwiper) {
    e.preventedByNestedSwiper = true;
  }

  // Directions locks
  if (!swiper.allowSlideNext && swiper.swipeDirection === 'next' && data.currentTranslate < data.startTranslate) {
    data.currentTranslate = data.startTranslate;
  }
  if (!swiper.allowSlidePrev && swiper.swipeDirection === 'prev' && data.currentTranslate > data.startTranslate) {
    data.currentTranslate = data.startTranslate;
  }


  // Threshold
  if (params.threshold > 0) {
    if (Math.abs(diff) > params.threshold || data.allowThresholdMove) {
      if (!data.allowThresholdMove) {
        data.allowThresholdMove = true;
        touches.startX = touches.currentX;
        touches.startY = touches.currentY;
        data.currentTranslate = data.startTranslate;
        touches.diff = swiper.isHorizontal() ? touches.currentX - touches.startX : touches.currentY - touches.startY;
        return;
      }
    } else {
      data.currentTranslate = data.startTranslate;
      return;
    }
  }

  if (!params.followFinger || params.cssMode) return;

  // Update active index in free mode
  if (params.freeMode || params.watchSlidesProgress || params.watchSlidesVisibility) {
    swiper.updateActiveIndex();
    swiper.updateSlidesClasses();
  }
  if (params.freeMode) {
    // Velocity
    if (data.velocities.length === 0) {
      data.velocities.push({
        position: touches[swiper.isHorizontal() ? 'startX' : 'startY'],
        time: data.touchStartTime,
      });
    }
    data.velocities.push({
      position: touches[swiper.isHorizontal() ? 'currentX' : 'currentY'],
      time: Utils.now(),
    });
  }
  // Update progress
  swiper.updateProgress(data.currentTranslate);
  // Update translate
  swiper.setTranslate(data.currentTranslate);
}

function onTouchEnd (event) {
  const swiper = this;
  const data = swiper.touchEventsData;

  const {
    params, touches, rtlTranslate: rtl, $wrapperEl, slidesGrid, snapGrid,
  } = swiper;
  let e = event;
  if (e.originalEvent) e = e.originalEvent;
  if (data.allowTouchCallbacks) {
    swiper.emit('touchEnd', e);
  }
  data.allowTouchCallbacks = false;
  if (!data.isTouched) {
    if (data.isMoved && params.grabCursor) {
      swiper.setGrabCursor(false);
    }
    data.isMoved = false;
    data.startMoving = false;
    return;
  }
  // Return Grab Cursor
  if (params.grabCursor && data.isMoved && data.isTouched && (swiper.allowSlideNext === true || swiper.allowSlidePrev === true)) {
    swiper.setGrabCursor(false);
  }

  // Time diff
  const touchEndTime = Utils.now();
  const timeDiff = touchEndTime - data.touchStartTime;

  // Tap, doubleTap, Click
  if (swiper.allowClick) {
    swiper.updateClickedSlide(e);
    swiper.emit('tap click', e);
    if (timeDiff < 300 && (touchEndTime - data.lastClickTime) < 300) {
      swiper.emit('doubleTap doubleClick', e);
    }
  }

  data.lastClickTime = Utils.now();
  Utils.nextTick(() => {
    if (!swiper.destroyed) swiper.allowClick = true;
  });

  if (!data.isTouched || !data.isMoved || !swiper.swipeDirection || touches.diff === 0 || data.currentTranslate === data.startTranslate) {
    data.isTouched = false;
    data.isMoved = false;
    data.startMoving = false;
    return;
  }
  data.isTouched = false;
  data.isMoved = false;
  data.startMoving = false;

  let currentPos;
  if (params.followFinger) {
    currentPos = rtl ? swiper.translate : -swiper.translate;
  } else {
    currentPos = -data.currentTranslate;
  }

  if (params.cssMode) {
    return;
  }

  if (params.freeMode) {
    if (currentPos < -swiper.minTranslate()) {
      swiper.slideTo(swiper.activeIndex);
      return;
    }
    if (currentPos > -swiper.maxTranslate()) {
      if (swiper.slides.length < snapGrid.length) {
        swiper.slideTo(snapGrid.length - 1);
      } else {
        swiper.slideTo(swiper.slides.length - 1);
      }
      return;
    }

    if (params.freeModeMomentum) {
      if (data.velocities.length > 1) {
        const lastMoveEvent = data.velocities.pop();
        const velocityEvent = data.velocities.pop();

        const distance = lastMoveEvent.position - velocityEvent.position;
        const time = lastMoveEvent.time - velocityEvent.time;
        swiper.velocity = distance / time;
        swiper.velocity /= 2;
        if (Math.abs(swiper.velocity) < params.freeModeMinimumVelocity) {
          swiper.velocity = 0;
        }
        // this implies that the user stopped moving a finger then released.
        // There would be no events with distance zero, so the last event is stale.
        if (time > 150 || (Utils.now() - lastMoveEvent.time) > 300) {
          swiper.velocity = 0;
        }
      } else {
        swiper.velocity = 0;
      }
      swiper.velocity *= params.freeModeMomentumVelocityRatio;

      data.velocities.length = 0;
      let momentumDuration = 1000 * params.freeModeMomentumRatio;
      const momentumDistance = swiper.velocity * momentumDuration;

      let newPosition = swiper.translate + momentumDistance;
      if (rtl) newPosition = -newPosition;

      let doBounce = false;
      let afterBouncePosition;
      const bounceAmount = Math.abs(swiper.velocity) * 20 * params.freeModeMomentumBounceRatio;
      let needsLoopFix;
      if (newPosition < swiper.maxTranslate()) {
        if (params.freeModeMomentumBounce) {
          if (newPosition + swiper.maxTranslate() < -bounceAmount) {
            newPosition = swiper.maxTranslate() - bounceAmount;
          }
          afterBouncePosition = swiper.maxTranslate();
          doBounce = true;
          data.allowMomentumBounce = true;
        } else {
          newPosition = swiper.maxTranslate();
        }
        if (params.loop && params.centeredSlides) needsLoopFix = true;
      } else if (newPosition > swiper.minTranslate()) {
        if (params.freeModeMomentumBounce) {
          if (newPosition - swiper.minTranslate() > bounceAmount) {
            newPosition = swiper.minTranslate() + bounceAmount;
          }
          afterBouncePosition = swiper.minTranslate();
          doBounce = true;
          data.allowMomentumBounce = true;
        } else {
          newPosition = swiper.minTranslate();
        }
        if (params.loop && params.centeredSlides) needsLoopFix = true;
      } else if (params.freeModeSticky) {
        let nextSlide;
        for (let j = 0; j < snapGrid.length; j += 1) {
          if (snapGrid[j] > -newPosition) {
            nextSlide = j;
            break;
          }
        }

        if (Math.abs(snapGrid[nextSlide] - newPosition) < Math.abs(snapGrid[nextSlide - 1] - newPosition) || swiper.swipeDirection === 'next') {
          newPosition = snapGrid[nextSlide];
        } else {
          newPosition = snapGrid[nextSlide - 1];
        }
        newPosition = -newPosition;
      }
      if (needsLoopFix) {
        swiper.once('transitionEnd', () => {
          swiper.loopFix();
        });
      }
      // Fix duration
      if (swiper.velocity !== 0) {
        if (rtl) {
          momentumDuration = Math.abs((-newPosition - swiper.translate) / swiper.velocity);
        } else {
          momentumDuration = Math.abs((newPosition - swiper.translate) / swiper.velocity);
        }
        if (params.freeModeSticky) {
          // If freeModeSticky is active and the user ends a swipe with a slow-velocity
          // event, then durations can be 20+ seconds to slide one (or zero!) slides.
          // It's easy to see this when simulating touch with mouse events. To fix this,
          // limit single-slide swipes to the default slide duration. This also has the
          // nice side effect of matching slide speed if the user stopped moving before
          // lifting finger or mouse vs. moving slowly before lifting the finger/mouse.
          // For faster swipes, also apply limits (albeit higher ones).
          const moveDistance = Math.abs((rtl ? -newPosition : newPosition) - swiper.translate);
          const currentSlideSize = swiper.slidesSizesGrid[swiper.activeIndex];
          if (moveDistance < currentSlideSize) {
            momentumDuration = params.speed;
          } else if (moveDistance < 2 * currentSlideSize) {
            momentumDuration = params.speed * 1.5;
          } else {
            momentumDuration = params.speed * 2.5;
          }
        }
      } else if (params.freeModeSticky) {
        swiper.slideToClosest();
        return;
      }

      if (params.freeModeMomentumBounce && doBounce) {
        swiper.updateProgress(afterBouncePosition);
        swiper.setTransition(momentumDuration);
        swiper.setTranslate(newPosition);
        swiper.transitionStart(true, swiper.swipeDirection);
        swiper.animating = true;
        $wrapperEl.transitionEnd(() => {
          if (!swiper || swiper.destroyed || !data.allowMomentumBounce) return;
          swiper.emit('momentumBounce');
          swiper.setTransition(params.speed);
          setTimeout(() => {
            swiper.setTranslate(afterBouncePosition);
            $wrapperEl.transitionEnd(() => {
              if (!swiper || swiper.destroyed) return;
              swiper.transitionEnd();
            });
          }, 0);
        });
      } else if (swiper.velocity) {
        swiper.updateProgress(newPosition);
        swiper.setTransition(momentumDuration);
        swiper.setTranslate(newPosition);
        swiper.transitionStart(true, swiper.swipeDirection);
        if (!swiper.animating) {
          swiper.animating = true;
          $wrapperEl.transitionEnd(() => {
            if (!swiper || swiper.destroyed) return;
            swiper.transitionEnd();
          });
        }
      } else {
        swiper.updateProgress(newPosition);
      }

      swiper.updateActiveIndex();
      swiper.updateSlidesClasses();
    } else if (params.freeModeSticky) {
      swiper.slideToClosest();
      return;
    }

    if (!params.freeModeMomentum || timeDiff >= params.longSwipesMs) {
      swiper.updateProgress();
      swiper.updateActiveIndex();
      swiper.updateSlidesClasses();
    }
    return;
  }

  // Find current slide
  let stopIndex = 0;
  let groupSize = swiper.slidesSizesGrid[0];
  for (let i = 0; i < slidesGrid.length; i += (i < params.slidesPerGroupSkip ? 1 : params.slidesPerGroup)) {
    const increment = (i < params.slidesPerGroupSkip - 1 ? 1 : params.slidesPerGroup);
    if (typeof slidesGrid[i + increment] !== 'undefined') {
      if (currentPos >= slidesGrid[i] && currentPos < slidesGrid[i + increment]) {
        stopIndex = i;
        groupSize = slidesGrid[i + increment] - slidesGrid[i];
      }
    } else if (currentPos >= slidesGrid[i]) {
      stopIndex = i;
      groupSize = slidesGrid[slidesGrid.length - 1] - slidesGrid[slidesGrid.length - 2];
    }
  }

  // Find current slide size
  const ratio = (currentPos - slidesGrid[stopIndex]) / groupSize;
  const increment = (stopIndex < params.slidesPerGroupSkip - 1 ? 1 : params.slidesPerGroup);

  if (timeDiff > params.longSwipesMs) {
    // Long touches
    if (!params.longSwipes) {
      swiper.slideTo(swiper.activeIndex);
      return;
    }
    if (swiper.swipeDirection === 'next') {
      if (ratio >= params.longSwipesRatio) swiper.slideTo(stopIndex + increment);
      else swiper.slideTo(stopIndex);
    }
    if (swiper.swipeDirection === 'prev') {
      if (ratio > (1 - params.longSwipesRatio)) swiper.slideTo(stopIndex + increment);
      else swiper.slideTo(stopIndex);
    }
  } else {
    // Short swipes
    if (!params.shortSwipes) {
      swiper.slideTo(swiper.activeIndex);
      return;
    }
    const isNavButtonTarget = swiper.navigation && (e.target === swiper.navigation.nextEl || e.target === swiper.navigation.prevEl);
    if (!isNavButtonTarget) {
      if (swiper.swipeDirection === 'next') {
        swiper.slideTo(stopIndex + increment);
      }
      if (swiper.swipeDirection === 'prev') {
        swiper.slideTo(stopIndex);
      }
    } else if (e.target === swiper.navigation.nextEl) {
      swiper.slideTo(stopIndex + increment);
    } else {
      swiper.slideTo(stopIndex);
    }
  }
}

function onResize () {
  const swiper = this;

  const { params, el } = swiper;

  if (el && el.offsetWidth === 0) return;

  // Breakpoints
  if (params.breakpoints) {
    swiper.setBreakpoint();
  }

  // Save locks
  const { allowSlideNext, allowSlidePrev, snapGrid } = swiper;

  // Disable locks on resize
  swiper.allowSlideNext = true;
  swiper.allowSlidePrev = true;

  swiper.updateSize();
  swiper.updateSlides();

  swiper.updateSlidesClasses();
  if ((params.slidesPerView === 'auto' || params.slidesPerView > 1) && swiper.isEnd && !swiper.params.centeredSlides) {
    swiper.slideTo(swiper.slides.length - 1, 0, false, true);
  } else {
    swiper.slideTo(swiper.activeIndex, 0, false, true);
  }

  if (swiper.autoplay && swiper.autoplay.running && swiper.autoplay.paused) {
    swiper.autoplay.run();
  }
  // Return locks after resize
  swiper.allowSlidePrev = allowSlidePrev;
  swiper.allowSlideNext = allowSlideNext;

  if (swiper.params.watchOverflow && snapGrid !== swiper.snapGrid) {
    swiper.checkOverflow();
  }
}

function onClick (e) {
  const swiper = this;
  if (!swiper.allowClick) {
    if (swiper.params.preventClicks) e.preventDefault();
    if (swiper.params.preventClicksPropagation && swiper.animating) {
      e.stopPropagation();
      e.stopImmediatePropagation();
    }
  }
}

function onScroll () {
  const swiper = this;
  const { wrapperEl, rtlTranslate } = swiper;
  swiper.previousTranslate = swiper.translate;
  if (swiper.isHorizontal()) {
    if (rtlTranslate) {
      swiper.translate = ((wrapperEl.scrollWidth - wrapperEl.offsetWidth) - wrapperEl.scrollLeft);
    } else {
      swiper.translate = -wrapperEl.scrollLeft;
    }
  } else {
    swiper.translate = -wrapperEl.scrollTop;
  }
  // eslint-disable-next-line
  if (swiper.translate === -0) swiper.translate = 0;

  swiper.updateActiveIndex();
  swiper.updateSlidesClasses();

  let newProgress;
  const translatesDiff = swiper.maxTranslate() - swiper.minTranslate();
  if (translatesDiff === 0) {
    newProgress = 0;
  } else {
    newProgress = (swiper.translate - swiper.minTranslate()) / (translatesDiff);
  }
  if (newProgress !== swiper.progress) {
    swiper.updateProgress(rtlTranslate ? -swiper.translate : swiper.translate);
  }

  swiper.emit('setTranslate', swiper.translate, false);
}

let dummyEventAttached = false;
function dummyEventListener() {}

function attachEvents() {
  const swiper = this;
  const {
    params, touchEvents, el, wrapperEl,
  } = swiper;

  swiper.onTouchStart = onTouchStart.bind(swiper);
  swiper.onTouchMove = onTouchMove.bind(swiper);
  swiper.onTouchEnd = onTouchEnd.bind(swiper);
  if (params.cssMode) {
    swiper.onScroll = onScroll.bind(swiper);
  }

  swiper.onClick = onClick.bind(swiper);

  const capture = !!params.nested;

  // Touch Events
  if (!Support.touch && Support.pointerEvents) {
    el.addEventListener(touchEvents.start, swiper.onTouchStart, false);
    doc.addEventListener(touchEvents.move, swiper.onTouchMove, capture);
    doc.addEventListener(touchEvents.end, swiper.onTouchEnd, false);
  } else {
    if (Support.touch) {
      const passiveListener = touchEvents.start === 'touchstart' && Support.passiveListener && params.passiveListeners ? { passive: true, capture: false } : false;
      el.addEventListener(touchEvents.start, swiper.onTouchStart, passiveListener);
      el.addEventListener(touchEvents.move, swiper.onTouchMove, Support.passiveListener ? { passive: false, capture } : capture);
      el.addEventListener(touchEvents.end, swiper.onTouchEnd, passiveListener);
      if (touchEvents.cancel) {
        el.addEventListener(touchEvents.cancel, swiper.onTouchEnd, passiveListener);
      }
      if (!dummyEventAttached) {
        doc.addEventListener('touchstart', dummyEventListener);
        dummyEventAttached = true;
      }
    }
    if ((params.simulateTouch && !Device.ios && !Device.android) || (params.simulateTouch && !Support.touch && Device.ios)) {
      el.addEventListener('mousedown', swiper.onTouchStart, false);
      doc.addEventListener('mousemove', swiper.onTouchMove, capture);
      doc.addEventListener('mouseup', swiper.onTouchEnd, false);
    }
  }
  // Prevent Links Clicks
  if (params.preventClicks || params.preventClicksPropagation) {
    el.addEventListener('click', swiper.onClick, true);
  }
  if (params.cssMode) {
    wrapperEl.addEventListener('scroll', swiper.onScroll);
  }

  // Resize handler
  if (params.updateOnWindowResize) {
    swiper.on((Device.ios || Device.android ? 'resize orientationchange observerUpdate' : 'resize observerUpdate'), onResize, true);
  } else {
    swiper.on('observerUpdate', onResize, true);
  }
}

function detachEvents() {
  const swiper = this;

  const {
    params, touchEvents, el, wrapperEl,
  } = swiper;

  const capture = !!params.nested;

  // Touch Events
  if (!Support.touch && Support.pointerEvents) {
    el.removeEventListener(touchEvents.start, swiper.onTouchStart, false);
    doc.removeEventListener(touchEvents.move, swiper.onTouchMove, capture);
    doc.removeEventListener(touchEvents.end, swiper.onTouchEnd, false);
  } else {
    if (Support.touch) {
      const passiveListener = touchEvents.start === 'onTouchStart' && Support.passiveListener && params.passiveListeners ? { passive: true, capture: false } : false;
      el.removeEventListener(touchEvents.start, swiper.onTouchStart, passiveListener);
      el.removeEventListener(touchEvents.move, swiper.onTouchMove, capture);
      el.removeEventListener(touchEvents.end, swiper.onTouchEnd, passiveListener);
      if (touchEvents.cancel) {
        el.removeEventListener(touchEvents.cancel, swiper.onTouchEnd, passiveListener);
      }
    }
    if ((params.simulateTouch && !Device.ios && !Device.android) || (params.simulateTouch && !Support.touch && Device.ios)) {
      el.removeEventListener('mousedown', swiper.onTouchStart, false);
      doc.removeEventListener('mousemove', swiper.onTouchMove, capture);
      doc.removeEventListener('mouseup', swiper.onTouchEnd, false);
    }
  }
  // Prevent Links Clicks
  if (params.preventClicks || params.preventClicksPropagation) {
    el.removeEventListener('click', swiper.onClick, true);
  }

  if (params.cssMode) {
    wrapperEl.removeEventListener('scroll', swiper.onScroll);
  }

  // Resize handler
  swiper.off((Device.ios || Device.android ? 'resize orientationchange observerUpdate' : 'resize observerUpdate'), onResize);
}

var events = {
  attachEvents,
  detachEvents,
};

function setBreakpoint () {
  const swiper = this;
  const {
    activeIndex, initialized, loopedSlides = 0, params, $el,
  } = swiper;
  const breakpoints = params.breakpoints;
  if (!breakpoints || (breakpoints && Object.keys(breakpoints).length === 0)) return;

  // Get breakpoint for window width and update parameters
  const breakpoint = swiper.getBreakpoint(breakpoints);

  if (breakpoint && swiper.currentBreakpoint !== breakpoint) {
    const breakpointOnlyParams = breakpoint in breakpoints ? breakpoints[breakpoint] : undefined;
    if (breakpointOnlyParams) {
      ['slidesPerView', 'spaceBetween', 'slidesPerGroup', 'slidesPerGroupSkip', 'slidesPerColumn'].forEach((param) => {
        const paramValue = breakpointOnlyParams[param];
        if (typeof paramValue === 'undefined') return;
        if (param === 'slidesPerView' && (paramValue === 'AUTO' || paramValue === 'auto')) {
          breakpointOnlyParams[param] = 'auto';
        } else if (param === 'slidesPerView') {
          breakpointOnlyParams[param] = parseFloat(paramValue);
        } else {
          breakpointOnlyParams[param] = parseInt(paramValue, 10);
        }
      });
    }

    const breakpointParams = breakpointOnlyParams || swiper.originalParams;
    const wasMultiRow = params.slidesPerColumn > 1;
    const isMultiRow = breakpointParams.slidesPerColumn > 1;
    if (wasMultiRow && !isMultiRow) {
      $el.removeClass(`${params.containerModifierClass}multirow ${params.containerModifierClass}multirow-column`);
    } else if (!wasMultiRow && isMultiRow) {
      $el.addClass(`${params.containerModifierClass}multirow`);
      if (breakpointParams.slidesPerColumnFill === 'column') {
        $el.addClass(`${params.containerModifierClass}multirow-column`);
      }
    }

    const directionChanged = breakpointParams.direction && breakpointParams.direction !== params.direction;
    const needsReLoop = params.loop && (breakpointParams.slidesPerView !== params.slidesPerView || directionChanged);

    if (directionChanged && initialized) {
      swiper.changeDirection();
    }

    Utils.extend(swiper.params, breakpointParams);

    Utils.extend(swiper, {
      allowTouchMove: swiper.params.allowTouchMove,
      allowSlideNext: swiper.params.allowSlideNext,
      allowSlidePrev: swiper.params.allowSlidePrev,
    });

    swiper.currentBreakpoint = breakpoint;

    if (needsReLoop && initialized) {
      swiper.loopDestroy();
      swiper.loopCreate();
      swiper.updateSlides();
      swiper.slideTo((activeIndex - loopedSlides) + swiper.loopedSlides, 0, false);
    }

    swiper.emit('breakpoint', breakpointParams);
  }
}

function getBreakpoint (breakpoints) {
  // Get breakpoint for window width
  if (!breakpoints) return undefined;
  let breakpoint = false;

  const points = Object.keys(breakpoints).map((point) => {
    if (typeof point === 'string' && point.indexOf('@') === 0) {
      const minRatio = parseFloat(point.substr(1));
      const value = win.innerHeight * minRatio;
      return { value, point };
    }
    return { value: point, point };
  });

  points.sort((a, b) => parseInt(a.value, 10) - parseInt(b.value, 10));
  for (let i = 0; i < points.length; i += 1) {
    const { point, value } = points[i];
    if (value <= win.innerWidth) {
      breakpoint = point;
    }
  }
  return breakpoint || 'max';
}

var breakpoints = { setBreakpoint, getBreakpoint };

function addClasses () {
  const swiper = this;
  const {
    classNames, params, rtl, $el,
  } = swiper;
  const suffixes = [];

  suffixes.push('initialized');
  suffixes.push(params.direction);

  if (params.freeMode) {
    suffixes.push('free-mode');
  }
  if (params.autoHeight) {
    suffixes.push('autoheight');
  }
  if (rtl) {
    suffixes.push('rtl');
  }
  if (params.slidesPerColumn > 1) {
    suffixes.push('multirow');
    if (params.slidesPerColumnFill === 'column') {
      suffixes.push('multirow-column');
    }
  }
  if (Device.android) {
    suffixes.push('android');
  }
  if (Device.ios) {
    suffixes.push('ios');
  }

  if (params.cssMode) {
    suffixes.push('css-mode');
  }

  suffixes.forEach((suffix) => {
    classNames.push(params.containerModifierClass + suffix);
  });

  $el.addClass(classNames.join(' '));
}

function removeClasses () {
  const swiper = this;
  const { $el, classNames } = swiper;

  $el.removeClass(classNames.join(' '));
}

var classes = { addClasses, removeClasses };

function loadImage (imageEl, src, srcset, sizes, checkForComplete, callback) {
  let image;
  function onReady() {
    if (callback) callback();
  }
  const isPicture = $(imageEl).parent('picture')[0];

  if (!isPicture && (!imageEl.complete || !checkForComplete)) {
    if (src) {
      image = new win.Image();
      image.onload = onReady;
      image.onerror = onReady;
      if (sizes) {
        image.sizes = sizes;
      }
      if (srcset) {
        image.srcset = srcset;
      }
      if (src) {
        image.src = src;
      }
    } else {
      onReady();
    }
  } else {
    // image already loaded...
    onReady();
  }
}

function preloadImages () {
  const swiper = this;
  swiper.imagesToLoad = swiper.$el.find('img');
  function onReady() {
    if (typeof swiper === 'undefined' || swiper === null || !swiper || swiper.destroyed) return;
    if (swiper.imagesLoaded !== undefined) swiper.imagesLoaded += 1;
    if (swiper.imagesLoaded === swiper.imagesToLoad.length) {
      if (swiper.params.updateOnImagesReady) swiper.update();
      swiper.emit('imagesReady');
    }
  }
  for (let i = 0; i < swiper.imagesToLoad.length; i += 1) {
    const imageEl = swiper.imagesToLoad[i];
    swiper.loadImage(
      imageEl,
      imageEl.currentSrc || imageEl.getAttribute('src'),
      imageEl.srcset || imageEl.getAttribute('srcset'),
      imageEl.sizes || imageEl.getAttribute('sizes'),
      true,
      onReady
    );
  }
}

var images = {
  loadImage,
  preloadImages,
};

function checkOverflow() {
  const swiper = this;
  const params = swiper.params;
  const wasLocked = swiper.isLocked;
  const lastSlidePosition = swiper.slides.length > 0 && (params.slidesOffsetBefore + (params.spaceBetween * (swiper.slides.length - 1)) + ((swiper.slides[0]).offsetWidth) * swiper.slides.length);

  if (params.slidesOffsetBefore && params.slidesOffsetAfter && lastSlidePosition) {
    swiper.isLocked = lastSlidePosition <= swiper.size;
  } else {
    swiper.isLocked = swiper.snapGrid.length === 1;
  }

  swiper.allowSlideNext = !swiper.isLocked;
  swiper.allowSlidePrev = !swiper.isLocked;

  // events
  if (wasLocked !== swiper.isLocked) swiper.emit(swiper.isLocked ? 'lock' : 'unlock');

  if (wasLocked && wasLocked !== swiper.isLocked) {
    swiper.isEnd = false;
    swiper.navigation.update();
  }
}

var checkOverflow$1 = { checkOverflow };

var defaults = {
  init: true,
  direction: 'horizontal',
  touchEventsTarget: 'container',
  initialSlide: 0,
  speed: 300,
  cssMode: false,
  updateOnWindowResize: true,
  //
  preventInteractionOnTransition: false,

  // To support iOS's swipe-to-go-back gesture (when being used in-app, with UIWebView).
  edgeSwipeDetection: false,
  edgeSwipeThreshold: 20,

  // Free mode
  freeMode: false,
  freeModeMomentum: true,
  freeModeMomentumRatio: 1,
  freeModeMomentumBounce: true,
  freeModeMomentumBounceRatio: 1,
  freeModeMomentumVelocityRatio: 1,
  freeModeSticky: false,
  freeModeMinimumVelocity: 0.02,

  // Autoheight
  autoHeight: false,

  // Set wrapper width
  setWrapperSize: false,

  // Virtual Translate
  virtualTranslate: false,

  // Effects
  effect: 'slide', // 'slide' or 'fade' or 'cube' or 'coverflow' or 'flip'

  // Breakpoints
  breakpoints: undefined,

  // Slides grid
  spaceBetween: 0,
  slidesPerView: 1,
  slidesPerColumn: 1,
  slidesPerColumnFill: 'column',
  slidesPerGroup: 1,
  slidesPerGroupSkip: 0,
  centeredSlides: false,
  centeredSlidesBounds: false,
  slidesOffsetBefore: 0, // in px
  slidesOffsetAfter: 0, // in px
  normalizeSlideIndex: true,
  centerInsufficientSlides: false,

  // Disable swiper and hide navigation when container not overflow
  watchOverflow: false,

  // Round length
  roundLengths: false,

  // Touches
  touchRatio: 1,
  touchAngle: 45,
  simulateTouch: true,
  shortSwipes: true,
  longSwipes: true,
  longSwipesRatio: 0.5,
  longSwipesMs: 300,
  followFinger: true,
  allowTouchMove: true,
  threshold: 0,
  touchMoveStopPropagation: false,
  touchStartPreventDefault: true,
  touchStartForcePreventDefault: false,
  touchReleaseOnEdges: false,

  // Unique Navigation Elements
  uniqueNavElements: true,

  // Resistance
  resistance: true,
  resistanceRatio: 0.85,

  // Progress
  watchSlidesProgress: false,
  watchSlidesVisibility: false,

  // Cursor
  grabCursor: false,

  // Clicks
  preventClicks: true,
  preventClicksPropagation: true,
  slideToClickedSlide: false,

  // Images
  preloadImages: true,
  updateOnImagesReady: true,

  // loop
  loop: false,
  loopAdditionalSlides: 0,
  loopedSlides: null,
  loopFillGroupWithBlank: false,

  // Swiping/no swiping
  allowSlidePrev: true,
  allowSlideNext: true,
  swipeHandler: null, // '.swipe-handler',
  noSwiping: true,
  noSwipingClass: 'swiper-no-swiping',
  noSwipingSelector: null,

  // Passive Listeners
  passiveListeners: true,

  // NS
  containerModifierClass: 'swiper-container-', // NEW
  slideClass: 'swiper-slide',
  slideBlankClass: 'swiper-slide-invisible-blank',
  slideActiveClass: 'swiper-slide-active',
  slideDuplicateActiveClass: 'swiper-slide-duplicate-active',
  slideVisibleClass: 'swiper-slide-visible',
  slideDuplicateClass: 'swiper-slide-duplicate',
  slideNextClass: 'swiper-slide-next',
  slideDuplicateNextClass: 'swiper-slide-duplicate-next',
  slidePrevClass: 'swiper-slide-prev',
  slideDuplicatePrevClass: 'swiper-slide-duplicate-prev',
  wrapperClass: 'swiper-wrapper',

  // Callbacks
  runCallbacksOnInit: true,
};

/* eslint no-param-reassign: "off" */

const prototypes = {
  update,
  translate,
  transition: transition$1,
  slide,
  loop,
  grabCursor,
  manipulation,
  events,
  breakpoints,
  checkOverflow: checkOverflow$1,
  classes,
  images,
};

const extendedDefaults = {};

class Swiper extends SwiperClass {
  constructor(...args) {
    let el;
    let params;
    if (args.length === 1 && args[0].constructor && args[0].constructor === Object) {
      params = args[0];
    } else {
      [el, params] = args;
    }
    if (!params) params = {};

    params = Utils.extend({}, params);
    if (el && !params.el) params.el = el;

    super(params);

    Object.keys(prototypes).forEach((prototypeGroup) => {
      Object.keys(prototypes[prototypeGroup]).forEach((protoMethod) => {
        if (!Swiper.prototype[protoMethod]) {
          Swiper.prototype[protoMethod] = prototypes[prototypeGroup][protoMethod];
        }
      });
    });

    // Swiper Instance
    const swiper = this;
    if (typeof swiper.modules === 'undefined') {
      swiper.modules = {};
    }
    Object.keys(swiper.modules).forEach((moduleName) => {
      const module = swiper.modules[moduleName];
      if (module.params) {
        const moduleParamName = Object.keys(module.params)[0];
        const moduleParams = module.params[moduleParamName];
        if (typeof moduleParams !== 'object' || moduleParams === null) return;
        if (!(moduleParamName in params && 'enabled' in moduleParams)) return;
        if (params[moduleParamName] === true) {
          params[moduleParamName] = { enabled: true };
        }
        if (
          typeof params[moduleParamName] === 'object'
          && !('enabled' in params[moduleParamName])
        ) {
          params[moduleParamName].enabled = true;
        }
        if (!params[moduleParamName]) params[moduleParamName] = { enabled: false };
      }
    });

    // Extend defaults with modules params
    const swiperParams = Utils.extend({}, defaults);
    swiper.useModulesParams(swiperParams);

    // Extend defaults with passed params
    swiper.params = Utils.extend({}, swiperParams, extendedDefaults, params);
    swiper.originalParams = Utils.extend({}, swiper.params);
    swiper.passedParams = Utils.extend({}, params);

    // Save Dom lib
    swiper.$ = $;

    // Find el
    const $el = $(swiper.params.el);
    el = $el[0];

    if (!el) {
      return undefined;
    }

    if ($el.length > 1) {
      const swipers = [];
      $el.each((index, containerEl) => {
        const newParams = Utils.extend({}, params, { el: containerEl });
        swipers.push(new Swiper(newParams));
      });
      return swipers;
    }

    el.swiper = swiper;
    $el.data('swiper', swiper);

    // Find Wrapper
    let $wrapperEl;
    if (el && el.shadowRoot && el.shadowRoot.querySelector) {
      $wrapperEl = $(el.shadowRoot.querySelector(`.${swiper.params.wrapperClass}`));
      // Children needs to return slot items
      $wrapperEl.children = (options) => $el.children(options);
    } else {
      $wrapperEl = $el.children(`.${swiper.params.wrapperClass}`);
    }
    // Extend Swiper
    Utils.extend(swiper, {
      $el,
      el,
      $wrapperEl,
      wrapperEl: $wrapperEl[0],

      // Classes
      classNames: [],

      // Slides
      slides: $(),
      slidesGrid: [],
      snapGrid: [],
      slidesSizesGrid: [],

      // isDirection
      isHorizontal() {
        return swiper.params.direction === 'horizontal';
      },
      isVertical() {
        return swiper.params.direction === 'vertical';
      },
      // RTL
      rtl: (el.dir.toLowerCase() === 'rtl' || $el.css('direction') === 'rtl'),
      rtlTranslate: swiper.params.direction === 'horizontal' && (el.dir.toLowerCase() === 'rtl' || $el.css('direction') === 'rtl'),
      wrongRTL: $wrapperEl.css('display') === '-webkit-box',

      // Indexes
      activeIndex: 0,
      realIndex: 0,

      //
      isBeginning: true,
      isEnd: false,

      // Props
      translate: 0,
      previousTranslate: 0,
      progress: 0,
      velocity: 0,
      animating: false,

      // Locks
      allowSlideNext: swiper.params.allowSlideNext,
      allowSlidePrev: swiper.params.allowSlidePrev,

      // Touch Events
      touchEvents: (function touchEvents() {
        const touch = ['touchstart', 'touchmove', 'touchend', 'touchcancel'];
        let desktop = ['mousedown', 'mousemove', 'mouseup'];
        if (Support.pointerEvents) {
          desktop = ['pointerdown', 'pointermove', 'pointerup'];
        }
        swiper.touchEventsTouch = {
          start: touch[0],
          move: touch[1],
          end: touch[2],
          cancel: touch[3],
        };
        swiper.touchEventsDesktop = {
          start: desktop[0],
          move: desktop[1],
          end: desktop[2],
        };
        return Support.touch || !swiper.params.simulateTouch ? swiper.touchEventsTouch : swiper.touchEventsDesktop;
      }()),
      touchEventsData: {
        isTouched: undefined,
        isMoved: undefined,
        allowTouchCallbacks: undefined,
        touchStartTime: undefined,
        isScrolling: undefined,
        currentTranslate: undefined,
        startTranslate: undefined,
        allowThresholdMove: undefined,
        // Form elements to match
        formElements: 'input, select, option, textarea, button, video, label',
        // Last click time
        lastClickTime: Utils.now(),
        clickTimeout: undefined,
        // Velocities
        velocities: [],
        allowMomentumBounce: undefined,
        isTouchEvent: undefined,
        startMoving: undefined,
      },

      // Clicks
      allowClick: true,

      // Touches
      allowTouchMove: swiper.params.allowTouchMove,

      touches: {
        startX: 0,
        startY: 0,
        currentX: 0,
        currentY: 0,
        diff: 0,
      },

      // Images
      imagesToLoad: [],
      imagesLoaded: 0,

    });

    // Install Modules
    swiper.useModules();

    // Init
    if (swiper.params.init) {
      swiper.init();
    }

    // Return app instance
    return swiper;
  }

  slidesPerViewDynamic() {
    const swiper = this;
    const {
      params, slides, slidesGrid, size: swiperSize, activeIndex,
    } = swiper;
    let spv = 1;
    if (params.centeredSlides) {
      let slideSize = slides[activeIndex].swiperSlideSize;
      let breakLoop;
      for (let i = activeIndex + 1; i < slides.length; i += 1) {
        if (slides[i] && !breakLoop) {
          slideSize += slides[i].swiperSlideSize;
          spv += 1;
          if (slideSize > swiperSize) breakLoop = true;
        }
      }
      for (let i = activeIndex - 1; i >= 0; i -= 1) {
        if (slides[i] && !breakLoop) {
          slideSize += slides[i].swiperSlideSize;
          spv += 1;
          if (slideSize > swiperSize) breakLoop = true;
        }
      }
    } else {
      for (let i = activeIndex + 1; i < slides.length; i += 1) {
        if (slidesGrid[i] - slidesGrid[activeIndex] < swiperSize) {
          spv += 1;
        }
      }
    }
    return spv;
  }

  update() {
    const swiper = this;
    if (!swiper || swiper.destroyed) return;
    const { snapGrid, params } = swiper;
    // Breakpoints
    if (params.breakpoints) {
      swiper.setBreakpoint();
    }
    swiper.updateSize();
    swiper.updateSlides();
    swiper.updateProgress();
    swiper.updateSlidesClasses();

    function setTranslate() {
      const translateValue = swiper.rtlTranslate ? swiper.translate * -1 : swiper.translate;
      const newTranslate = Math.min(Math.max(translateValue, swiper.maxTranslate()), swiper.minTranslate());
      swiper.setTranslate(newTranslate);
      swiper.updateActiveIndex();
      swiper.updateSlidesClasses();
    }
    let translated;
    if (swiper.params.freeMode) {
      setTranslate();
      if (swiper.params.autoHeight) {
        swiper.updateAutoHeight();
      }
    } else {
      if ((swiper.params.slidesPerView === 'auto' || swiper.params.slidesPerView > 1) && swiper.isEnd && !swiper.params.centeredSlides) {
        translated = swiper.slideTo(swiper.slides.length - 1, 0, false, true);
      } else {
        translated = swiper.slideTo(swiper.activeIndex, 0, false, true);
      }
      if (!translated) {
        setTranslate();
      }
    }
    if (params.watchOverflow && snapGrid !== swiper.snapGrid) {
      swiper.checkOverflow();
    }
    swiper.emit('update');
  }

  changeDirection(newDirection, needUpdate = true) {
    const swiper = this;
    const currentDirection = swiper.params.direction;
    if (!newDirection) {
      // eslint-disable-next-line
      newDirection = currentDirection === 'horizontal' ? 'vertical' : 'horizontal';
    }
    if ((newDirection === currentDirection) || (newDirection !== 'horizontal' && newDirection !== 'vertical')) {
      return swiper;
    }

    swiper.$el
      .removeClass(`${swiper.params.containerModifierClass}${currentDirection}`)
      .addClass(`${swiper.params.containerModifierClass}${newDirection}`);

    swiper.params.direction = newDirection;

    swiper.slides.each((slideIndex, slideEl) => {
      if (newDirection === 'vertical') {
        slideEl.style.width = '';
      } else {
        slideEl.style.height = '';
      }
    });

    swiper.emit('changeDirection');
    if (needUpdate) swiper.update();

    return swiper;
  }

  init() {
    const swiper = this;
    if (swiper.initialized) return;

    swiper.emit('beforeInit');

    // Set breakpoint
    if (swiper.params.breakpoints) {
      swiper.setBreakpoint();
    }

    // Add Classes
    swiper.addClasses();

    // Create loop
    if (swiper.params.loop) {
      swiper.loopCreate();
    }

    // Update size
    swiper.updateSize();

    // Update slides
    swiper.updateSlides();

    if (swiper.params.watchOverflow) {
      swiper.checkOverflow();
    }

    // Set Grab Cursor
    if (swiper.params.grabCursor) {
      swiper.setGrabCursor();
    }

    if (swiper.params.preloadImages) {
      swiper.preloadImages();
    }

    // Slide To Initial Slide
    if (swiper.params.loop) {
      swiper.slideTo(swiper.params.initialSlide + swiper.loopedSlides, 0, swiper.params.runCallbacksOnInit);
    } else {
      swiper.slideTo(swiper.params.initialSlide, 0, swiper.params.runCallbacksOnInit);
    }

    // Attach events
    swiper.attachEvents();

    // Init Flag
    swiper.initialized = true;

    // Emit
    swiper.emit('init');
  }

  destroy(deleteInstance = true, cleanStyles = true) {
    const swiper = this;
    const {
      params, $el, $wrapperEl, slides,
    } = swiper;

    if (typeof swiper.params === 'undefined' || swiper.destroyed) {
      return null;
    }

    swiper.emit('beforeDestroy');

    // Init Flag
    swiper.initialized = false;

    // Detach events
    swiper.detachEvents();

    // Destroy loop
    if (params.loop) {
      swiper.loopDestroy();
    }

    // Cleanup styles
    if (cleanStyles) {
      swiper.removeClasses();
      $el.removeAttr('style');
      $wrapperEl.removeAttr('style');
      if (slides && slides.length) {
        slides
          .removeClass([
            params.slideVisibleClass,
            params.slideActiveClass,
            params.slideNextClass,
            params.slidePrevClass,
          ].join(' '))
          .removeAttr('style')
          .removeAttr('data-swiper-slide-index');
      }
    }

    swiper.emit('destroy');

    // Detach emitter events
    Object.keys(swiper.eventsListeners).forEach((eventName) => {
      swiper.off(eventName);
    });

    if (deleteInstance !== false) {
      swiper.$el[0].swiper = null;
      swiper.$el.data('swiper', null);
      Utils.deleteProps(swiper);
    }
    swiper.destroyed = true;

    return null;
  }

  static extendDefaults(newDefaults) {
    Utils.extend(extendedDefaults, newDefaults);
  }

  static get extendedDefaults() {
    return extendedDefaults;
  }

  static get defaults() {
    return defaults;
  }

  static get Class() {
    return SwiperClass;
  }

  static get $() {
    return $;
  }
}

var Device$1 = {
  name: 'device',
  proto: {
    device: Device,
  },
  static: {
    device: Device,
  },
};

var Support$1 = {
  name: 'support',
  proto: {
    support: Support,
  },
  static: {
    support: Support,
  },
};

const Browser = (function Browser() {
  function isSafari() {
    const ua = win.navigator.userAgent.toLowerCase();
    return (ua.indexOf('safari') >= 0 && ua.indexOf('chrome') < 0 && ua.indexOf('android') < 0);
  }
  return {
    isEdge: !!win.navigator.userAgent.match(/Edge/g),
    isSafari: isSafari(),
    isUiWebView: /(iPhone|iPod|iPad).*AppleWebKit(?!.*Safari)/i.test(win.navigator.userAgent),
  };
}());

var Browser$1 = {
  name: 'browser',
  proto: {
    browser: Browser,
  },
  static: {
    browser: Browser,
  },
};

var Resize = {
  name: 'resize',
  create() {
    const swiper = this;
    Utils.extend(swiper, {
      resize: {
        resizeHandler() {
          if (!swiper || swiper.destroyed || !swiper.initialized) return;
          swiper.emit('beforeResize');
          swiper.emit('resize');
        },
        orientationChangeHandler() {
          if (!swiper || swiper.destroyed || !swiper.initialized) return;
          swiper.emit('orientationchange');
        },
      },
    });
  },
  on: {
    init() {
      const swiper = this;
      // Emit resize
      win.addEventListener('resize', swiper.resize.resizeHandler);

      // Emit orientationchange
      win.addEventListener('orientationchange', swiper.resize.orientationChangeHandler);
    },
    destroy() {
      const swiper = this;
      win.removeEventListener('resize', swiper.resize.resizeHandler);
      win.removeEventListener('orientationchange', swiper.resize.orientationChangeHandler);
    },
  },
};

const Observer = {
  func: win.MutationObserver || win.WebkitMutationObserver,
  attach(target, options = {}) {
    const swiper = this;

    const ObserverFunc = Observer.func;
    const observer = new ObserverFunc((mutations) => {
      // The observerUpdate event should only be triggered
      // once despite the number of mutations.  Additional
      // triggers are redundant and are very costly
      if (mutations.length === 1) {
        swiper.emit('observerUpdate', mutations[0]);
        return;
      }
      const observerUpdate = function observerUpdate() {
        swiper.emit('observerUpdate', mutations[0]);
      };

      if (win.requestAnimationFrame) {
        win.requestAnimationFrame(observerUpdate);
      } else {
        win.setTimeout(observerUpdate, 0);
      }
    });

    observer.observe(target, {
      attributes: typeof options.attributes === 'undefined' ? true : options.attributes,
      childList: typeof options.childList === 'undefined' ? true : options.childList,
      characterData: typeof options.characterData === 'undefined' ? true : options.characterData,
    });

    swiper.observer.observers.push(observer);
  },
  init() {
    const swiper = this;
    if (!Support.observer || !swiper.params.observer) return;
    if (swiper.params.observeParents) {
      const containerParents = swiper.$el.parents();
      for (let i = 0; i < containerParents.length; i += 1) {
        swiper.observer.attach(containerParents[i]);
      }
    }
    // Observe container
    swiper.observer.attach(swiper.$el[0], { childList: swiper.params.observeSlideChildren });

    // Observe wrapper
    swiper.observer.attach(swiper.$wrapperEl[0], { attributes: false });
  },
  destroy() {
    const swiper = this;
    swiper.observer.observers.forEach((observer) => {
      observer.disconnect();
    });
    swiper.observer.observers = [];
  },
};

var Observer$1 = {
  name: 'observer',
  params: {
    observer: false,
    observeParents: false,
    observeSlideChildren: false,
  },
  create() {
    const swiper = this;
    Utils.extend(swiper, {
      observer: {
        init: Observer.init.bind(swiper),
        attach: Observer.attach.bind(swiper),
        destroy: Observer.destroy.bind(swiper),
        observers: [],
      },
    });
  },
  on: {
    init() {
      const swiper = this;
      swiper.observer.init();
    },
    destroy() {
      const swiper = this;
      swiper.observer.destroy();
    },
  },
};

const Keyboard = {
  handle(event) {
    const swiper = this;
    const { rtlTranslate: rtl } = swiper;
    let e = event;
    if (e.originalEvent) e = e.originalEvent; // jquery fix
    const kc = e.keyCode || e.charCode;
    // Directions locks
    if (!swiper.allowSlideNext && ((swiper.isHorizontal() && kc === 39) || (swiper.isVertical() && kc === 40) || kc === 34)) {
      return false;
    }
    if (!swiper.allowSlidePrev && ((swiper.isHorizontal() && kc === 37) || (swiper.isVertical() && kc === 38) || kc === 33)) {
      return false;
    }
    if (e.shiftKey || e.altKey || e.ctrlKey || e.metaKey) {
      return undefined;
    }
    if (doc.activeElement && doc.activeElement.nodeName && (doc.activeElement.nodeName.toLowerCase() === 'input' || doc.activeElement.nodeName.toLowerCase() === 'textarea')) {
      return undefined;
    }
    if (swiper.params.keyboard.onlyInViewport && (kc === 33 || kc === 34 || kc === 37 || kc === 39 || kc === 38 || kc === 40)) {
      let inView = false;
      // Check that swiper should be inside of visible area of window
      if (swiper.$el.parents(`.${swiper.params.slideClass}`).length > 0 && swiper.$el.parents(`.${swiper.params.slideActiveClass}`).length === 0) {
        return undefined;
      }
      const windowWidth = win.innerWidth;
      const windowHeight = win.innerHeight;
      const swiperOffset = swiper.$el.offset();
      if (rtl) swiperOffset.left -= swiper.$el[0].scrollLeft;
      const swiperCoord = [
        [swiperOffset.left, swiperOffset.top],
        [swiperOffset.left + swiper.width, swiperOffset.top],
        [swiperOffset.left, swiperOffset.top + swiper.height],
        [swiperOffset.left + swiper.width, swiperOffset.top + swiper.height],
      ];
      for (let i = 0; i < swiperCoord.length; i += 1) {
        const point = swiperCoord[i];
        if (
          point[0] >= 0 && point[0] <= windowWidth
          && point[1] >= 0 && point[1] <= windowHeight
        ) {
          inView = true;
        }
      }
      if (!inView) return undefined;
    }
    if (swiper.isHorizontal()) {
      if (kc === 33 || kc === 34 || kc === 37 || kc === 39) {
        if (e.preventDefault) e.preventDefault();
        else e.returnValue = false;
      }
      if (((kc === 34 || kc === 39) && !rtl) || ((kc === 33 || kc === 37) && rtl)) swiper.slideNext();
      if (((kc === 33 || kc === 37) && !rtl) || ((kc === 34 || kc === 39) && rtl)) swiper.slidePrev();
    } else {
      if (kc === 33 || kc === 34 || kc === 38 || kc === 40) {
        if (e.preventDefault) e.preventDefault();
        else e.returnValue = false;
      }
      if (kc === 34 || kc === 40) swiper.slideNext();
      if (kc === 33 || kc === 38) swiper.slidePrev();
    }
    swiper.emit('keyPress', kc);
    return undefined;
  },
  enable() {
    const swiper = this;
    if (swiper.keyboard.enabled) return;
    $(doc).on('keydown', swiper.keyboard.handle);
    swiper.keyboard.enabled = true;
  },
  disable() {
    const swiper = this;
    if (!swiper.keyboard.enabled) return;
    $(doc).off('keydown', swiper.keyboard.handle);
    swiper.keyboard.enabled = false;
  },
};

var keyboard = {
  name: 'keyboard',
  params: {
    keyboard: {
      enabled: false,
      onlyInViewport: true,
    },
  },
  create() {
    const swiper = this;
    Utils.extend(swiper, {
      keyboard: {
        enabled: false,
        enable: Keyboard.enable.bind(swiper),
        disable: Keyboard.disable.bind(swiper),
        handle: Keyboard.handle.bind(swiper),
      },
    });
  },
  on: {
    init() {
      const swiper = this;
      if (swiper.params.keyboard.enabled) {
        swiper.keyboard.enable();
      }
    },
    destroy() {
      const swiper = this;
      if (swiper.keyboard.enabled) {
        swiper.keyboard.disable();
      }
    },
  },
};

function isEventSupported() {
  const eventName = 'onwheel';
  let isSupported = eventName in doc;

  if (!isSupported) {
    const element = doc.createElement('div');
    element.setAttribute(eventName, 'return;');
    isSupported = typeof element[eventName] === 'function';
  }

  if (!isSupported
    && doc.implementation
    && doc.implementation.hasFeature
    // always returns true in newer browsers as per the standard.
    // @see http://dom.spec.whatwg.org/#dom-domimplementation-hasfeature
    && doc.implementation.hasFeature('', '') !== true
  ) {
    // This is the only way to test support for the `wheel` event in IE9+.
    isSupported = doc.implementation.hasFeature('Events.wheel', '3.0');
  }

  return isSupported;
}
const Mousewheel = {
  lastScrollTime: Utils.now(),
  lastEventBeforeSnap: undefined,
  recentWheelEvents: [],
  event() {
    if (win.navigator.userAgent.indexOf('firefox') > -1) return 'DOMMouseScroll';
    return isEventSupported() ? 'wheel' : 'mousewheel';
  },
  normalize(e) {
    // Reasonable defaults
    const PIXEL_STEP = 10;
    const LINE_HEIGHT = 40;
    const PAGE_HEIGHT = 800;

    let sX = 0;
    let sY = 0; // spinX, spinY
    let pX = 0;
    let pY = 0; // pixelX, pixelY

    // Legacy
    if ('detail' in e) {
      sY = e.detail;
    }
    if ('wheelDelta' in e) {
      sY = -e.wheelDelta / 120;
    }
    if ('wheelDeltaY' in e) {
      sY = -e.wheelDeltaY / 120;
    }
    if ('wheelDeltaX' in e) {
      sX = -e.wheelDeltaX / 120;
    }

    // side scrolling on FF with DOMMouseScroll
    if ('axis' in e && e.axis === e.HORIZONTAL_AXIS) {
      sX = sY;
      sY = 0;
    }

    pX = sX * PIXEL_STEP;
    pY = sY * PIXEL_STEP;

    if ('deltaY' in e) {
      pY = e.deltaY;
    }
    if ('deltaX' in e) {
      pX = e.deltaX;
    }

    if (e.shiftKey && !pX) { // if user scrolls with shift he wants horizontal scroll
      pX = pY;
      pY = 0;
    }

    if ((pX || pY) && e.deltaMode) {
      if (e.deltaMode === 1) { // delta in LINE units
        pX *= LINE_HEIGHT;
        pY *= LINE_HEIGHT;
      } else { // delta in PAGE units
        pX *= PAGE_HEIGHT;
        pY *= PAGE_HEIGHT;
      }
    }

    // Fall-back if spin cannot be determined
    if (pX && !sX) {
      sX = (pX < 1) ? -1 : 1;
    }
    if (pY && !sY) {
      sY = (pY < 1) ? -1 : 1;
    }

    return {
      spinX: sX,
      spinY: sY,
      pixelX: pX,
      pixelY: pY,
    };
  },
  handleMouseEnter() {
    const swiper = this;
    swiper.mouseEntered = true;
  },
  handleMouseLeave() {
    const swiper = this;
    swiper.mouseEntered = false;
  },
  handle(event) {
    let e = event;
    const swiper = this;
    const params = swiper.params.mousewheel;

    if (swiper.params.cssMode) {
      e.preventDefault();
    }

    let target = swiper.$el;
    if (swiper.params.mousewheel.eventsTarged !== 'container') {
      target = $(swiper.params.mousewheel.eventsTarged);
    }
    if (!swiper.mouseEntered && !target[0].contains(e.target) && !params.releaseOnEdges) return true;

    if (e.originalEvent) e = e.originalEvent; // jquery fix
    let delta = 0;
    const rtlFactor = swiper.rtlTranslate ? -1 : 1;

    const data = Mousewheel.normalize(e);

    if (params.forceToAxis) {
      if (swiper.isHorizontal()) {
        if (Math.abs(data.pixelX) > Math.abs(data.pixelY)) delta = data.pixelX * rtlFactor;
        else return true;
      } else if (Math.abs(data.pixelY) > Math.abs(data.pixelX)) delta = data.pixelY;
      else return true;
    } else {
      delta = Math.abs(data.pixelX) > Math.abs(data.pixelY) ? -data.pixelX * rtlFactor : -data.pixelY;
    }

    if (delta === 0) return true;

    if (params.invert) delta = -delta;

    if (!swiper.params.freeMode) {
      // Register the new event in a variable which stores the relevant data
      const newEvent = {
        time: Utils.now(),
        delta: Math.abs(delta),
        direction: Math.sign(delta),
        raw: event,
      };

      // Keep the most recent events
      const recentWheelEvents = swiper.mousewheel.recentWheelEvents;
      if (recentWheelEvents.length >= 2) {
        recentWheelEvents.shift(); // only store the last N events
      }
      const prevEvent = recentWheelEvents.length ? recentWheelEvents[recentWheelEvents.length - 1] : undefined;
      recentWheelEvents.push(newEvent);

      // If there is at least one previous recorded event:
      //   If direction has changed or
      //   if the scroll is quicker than the previous one:
      //     Animate the slider.
      // Else (this is the first time the wheel is moved):
      //     Animate the slider.
      if (prevEvent) {
        if (newEvent.direction !== prevEvent.direction || newEvent.delta > prevEvent.delta || newEvent.time > prevEvent.time + 150) {
          swiper.mousewheel.animateSlider(newEvent);
        }
      } else {
        swiper.mousewheel.animateSlider(newEvent);
      }

      // If it's time to release the scroll:
      //   Return now so you don't hit the preventDefault.
      if (swiper.mousewheel.releaseScroll(newEvent)) {
        return true;
      }
    } else {
      // Freemode or scrollContainer:

      // If we recently snapped after a momentum scroll, then ignore wheel events
      // to give time for the deceleration to finish. Stop ignoring after 500 msecs
      // or if it's a new scroll (larger delta or inverse sign as last event before
      // an end-of-momentum snap).
      const newEvent = { time: Utils.now(), delta: Math.abs(delta), direction: Math.sign(delta) };
      const { lastEventBeforeSnap } = swiper.mousewheel;
      const ignoreWheelEvents = lastEventBeforeSnap
        && newEvent.time < lastEventBeforeSnap.time + 500
        && newEvent.delta <= lastEventBeforeSnap.delta
        && newEvent.direction === lastEventBeforeSnap.direction;
      if (!ignoreWheelEvents) {
        swiper.mousewheel.lastEventBeforeSnap = undefined;

        if (swiper.params.loop) {
          swiper.loopFix();
        }
        let position = swiper.getTranslate() + (delta * params.sensitivity);
        const wasBeginning = swiper.isBeginning;
        const wasEnd = swiper.isEnd;

        if (position >= swiper.minTranslate()) position = swiper.minTranslate();
        if (position <= swiper.maxTranslate()) position = swiper.maxTranslate();

        swiper.setTransition(0);
        swiper.setTranslate(position);
        swiper.updateProgress();
        swiper.updateActiveIndex();
        swiper.updateSlidesClasses();

        if ((!wasBeginning && swiper.isBeginning) || (!wasEnd && swiper.isEnd)) {
          swiper.updateSlidesClasses();
        }

        if (swiper.params.freeModeSticky) {
          // When wheel scrolling starts with sticky (aka snap) enabled, then detect
          // the end of a momentum scroll by storing recent (N=15?) wheel events.
          // 1. do all N events have decreasing or same (absolute value) delta?
          // 2. did all N events arrive in the last M (M=500?) msecs?
          // 3. does the earliest event have an (absolute value) delta that's
          //    at least P (P=1?) larger than the most recent event's delta?
          // 4. does the latest event have a delta that's smaller than Q (Q=6?) pixels?
          // If 1-4 are "yes" then we're near the end of a momuntum scroll deceleration.
          // Snap immediately and ignore remaining wheel events in this scroll.
          // See comment above for "remaining wheel events in this scroll" determination.
          // If 1-4 aren't satisfied, then wait to snap until 500ms after the last event.
          clearTimeout(swiper.mousewheel.timeout);
          swiper.mousewheel.timeout = undefined;
          const recentWheelEvents = swiper.mousewheel.recentWheelEvents;
          if (recentWheelEvents.length >= 15) {
            recentWheelEvents.shift(); // only store the last N events
          }
          const prevEvent = recentWheelEvents.length ? recentWheelEvents[recentWheelEvents.length - 1] : undefined;
          const firstEvent = recentWheelEvents[0];
          recentWheelEvents.push(newEvent);
          if (prevEvent && (newEvent.delta > prevEvent.delta || newEvent.direction !== prevEvent.direction)) {
            // Increasing or reverse-sign delta means the user started scrolling again. Clear the wheel event log.
            recentWheelEvents.splice(0);
          } else if (recentWheelEvents.length >= 15
              && newEvent.time - firstEvent.time < 500
              && firstEvent.delta - newEvent.delta >= 1
              && newEvent.delta <= 6
          ) {
            // We're at the end of the deceleration of a momentum scroll, so there's no need
            // to wait for more events. Snap ASAP on the next tick.
            // Also, because there's some remaining momentum we'll bias the snap in the
            // direction of the ongoing scroll because it's better UX for the scroll to snap
            // in the same direction as the scroll instead of reversing to snap.  Therefore,
            // if it's already scrolled more than 20% in the current direction, keep going.
            const snapToThreshold = delta > 0 ? 0.8 : 0.2;
            swiper.mousewheel.lastEventBeforeSnap = newEvent;
            recentWheelEvents.splice(0);
            swiper.mousewheel.timeout = Utils.nextTick(() => {
              swiper.slideToClosest(swiper.params.speed, true, undefined, snapToThreshold);
            }, 0); // no delay; move on next tick
          }
          if (!swiper.mousewheel.timeout) {
            // if we get here, then we haven't detected the end of a momentum scroll, so
            // we'll consider a scroll "complete" when there haven't been any wheel events
            // for 500ms.
            swiper.mousewheel.timeout = Utils.nextTick(() => {
              const snapToThreshold = 0.5;
              swiper.mousewheel.lastEventBeforeSnap = newEvent;
              recentWheelEvents.splice(0);
              swiper.slideToClosest(swiper.params.speed, true, undefined, snapToThreshold);
            }, 500);
          }
        }

        // Emit event
        if (!ignoreWheelEvents) swiper.emit('scroll', e);

        // Stop autoplay
        if (swiper.params.autoplay && swiper.params.autoplayDisableOnInteraction) swiper.autoplay.stop();
        // Return page scroll on edge positions
        if (position === swiper.minTranslate() || position === swiper.maxTranslate()) return true;
      }
    }

    if (e.preventDefault) e.preventDefault();
    else e.returnValue = false;
    return false;
  },
  animateSlider(newEvent) {
    const swiper = this;
    // If the movement is NOT big enough and
    // if the last time the user scrolled was too close to the current one (avoid continuously triggering the slider):
    //   Don't go any further (avoid insignificant scroll movement).
    if (newEvent.delta >= 6 && Utils.now() - swiper.mousewheel.lastScrollTime < 60) {
      // Return false as a default
      return true;
    }
    // If user is scrolling towards the end:
    //   If the slider hasn't hit the latest slide or
    //   if the slider is a loop and
    //   if the slider isn't moving right now:
    //     Go to next slide and
    //     emit a scroll event.
    // Else (the user is scrolling towards the beginning) and
    // if the slider hasn't hit the first slide or
    // if the slider is a loop and
    // if the slider isn't moving right now:
    //   Go to prev slide and
    //   emit a scroll event.
    if (newEvent.direction < 0) {
      if ((!swiper.isEnd || swiper.params.loop) && !swiper.animating) {
        swiper.slideNext();
        swiper.emit('scroll', newEvent.raw);
      }
    } else if ((!swiper.isBeginning || swiper.params.loop) && !swiper.animating) {
      swiper.slidePrev();
      swiper.emit('scroll', newEvent.raw);
    }
    // If you got here is because an animation has been triggered so store the current time
    swiper.mousewheel.lastScrollTime = (new win.Date()).getTime();
    // Return false as a default
    return false;
  },
  releaseScroll(newEvent) {
    const swiper = this;
    const params = swiper.params.mousewheel;
    if (newEvent.direction < 0) {
      if (swiper.isEnd && !swiper.params.loop && params.releaseOnEdges) {
        // Return true to animate scroll on edges
        return true;
      }
    } else if (swiper.isBeginning && !swiper.params.loop && params.releaseOnEdges) {
      // Return true to animate scroll on edges
      return true;
    }
    return false;
  },
  enable() {
    const swiper = this;
    const event = Mousewheel.event();
    if (swiper.params.cssMode) {
      swiper.wrapperEl.removeEventListener(event, swiper.mousewheel.handle);
      return true;
    }
    if (!event) return false;
    if (swiper.mousewheel.enabled) return false;
    let target = swiper.$el;
    if (swiper.params.mousewheel.eventsTarged !== 'container') {
      target = $(swiper.params.mousewheel.eventsTarged);
    }
    target.on('mouseenter', swiper.mousewheel.handleMouseEnter);
    target.on('mouseleave', swiper.mousewheel.handleMouseLeave);
    target.on(event, swiper.mousewheel.handle);
    swiper.mousewheel.enabled = true;
    return true;
  },
  disable() {
    const swiper = this;
    const event = Mousewheel.event();
    if (swiper.params.cssMode) {
      swiper.wrapperEl.addEventListener(event, swiper.mousewheel.handle);
      return true;
    }
    if (!event) return false;
    if (!swiper.mousewheel.enabled) return false;
    let target = swiper.$el;
    if (swiper.params.mousewheel.eventsTarged !== 'container') {
      target = $(swiper.params.mousewheel.eventsTarged);
    }
    target.off(event, swiper.mousewheel.handle);
    swiper.mousewheel.enabled = false;
    return true;
  },
};

const Pagination = {
  update() {
    // Render || Update Pagination bullets/items
    const swiper = this;
    const rtl = swiper.rtl;
    const params = swiper.params.pagination;
    if (!params.el || !swiper.pagination.el || !swiper.pagination.$el || swiper.pagination.$el.length === 0) return;
    const slidesLength = swiper.virtual && swiper.params.virtual.enabled ? swiper.virtual.slides.length : swiper.slides.length;
    const $el = swiper.pagination.$el;
    // Current/Total
    let current;
    const total = swiper.params.loop ? Math.ceil((slidesLength - (swiper.loopedSlides * 2)) / swiper.params.slidesPerGroup) : swiper.snapGrid.length;
    if (swiper.params.loop) {
      current = Math.ceil((swiper.activeIndex - swiper.loopedSlides) / swiper.params.slidesPerGroup);
      if (current > slidesLength - 1 - (swiper.loopedSlides * 2)) {
        current -= (slidesLength - (swiper.loopedSlides * 2));
      }
      if (current > total - 1) current -= total;
      if (current < 0 && swiper.params.paginationType !== 'bullets') current = total + current;
    } else if (typeof swiper.snapIndex !== 'undefined') {
      current = swiper.snapIndex;
    } else {
      current = swiper.activeIndex || 0;
    }
    // Types
    if (params.type === 'bullets' && swiper.pagination.bullets && swiper.pagination.bullets.length > 0) {
      const bullets = swiper.pagination.bullets;
      let firstIndex;
      let lastIndex;
      let midIndex;
      if (params.dynamicBullets) {
        swiper.pagination.bulletSize = bullets.eq(0)[swiper.isHorizontal() ? 'outerWidth' : 'outerHeight'](true);
        $el.css(swiper.isHorizontal() ? 'width' : 'height', `${swiper.pagination.bulletSize * (params.dynamicMainBullets + 4)}px`);
        if (params.dynamicMainBullets > 1 && swiper.previousIndex !== undefined) {
          swiper.pagination.dynamicBulletIndex += (current - swiper.previousIndex);
          if (swiper.pagination.dynamicBulletIndex > (params.dynamicMainBullets - 1)) {
            swiper.pagination.dynamicBulletIndex = params.dynamicMainBullets - 1;
          } else if (swiper.pagination.dynamicBulletIndex < 0) {
            swiper.pagination.dynamicBulletIndex = 0;
          }
        }
        firstIndex = current - swiper.pagination.dynamicBulletIndex;
        lastIndex = firstIndex + (Math.min(bullets.length, params.dynamicMainBullets) - 1);
        midIndex = (lastIndex + firstIndex) / 2;
      }
      bullets.removeClass(`${params.bulletActiveClass} ${params.bulletActiveClass}-next ${params.bulletActiveClass}-next-next ${params.bulletActiveClass}-prev ${params.bulletActiveClass}-prev-prev ${params.bulletActiveClass}-main`);
      if ($el.length > 1) {
        bullets.each((index, bullet) => {
          const $bullet = $(bullet);
          const bulletIndex = $bullet.index();
          if (bulletIndex === current) {
            $bullet.addClass(params.bulletActiveClass);
          }
          if (params.dynamicBullets) {
            if (bulletIndex >= firstIndex && bulletIndex <= lastIndex) {
              $bullet.addClass(`${params.bulletActiveClass}-main`);
            }
            if (bulletIndex === firstIndex) {
              $bullet
                .prev()
                .addClass(`${params.bulletActiveClass}-prev`)
                .prev()
                .addClass(`${params.bulletActiveClass}-prev-prev`);
            }
            if (bulletIndex === lastIndex) {
              $bullet
                .next()
                .addClass(`${params.bulletActiveClass}-next`)
                .next()
                .addClass(`${params.bulletActiveClass}-next-next`);
            }
          }
        });
      } else {
        const $bullet = bullets.eq(current);
        const bulletIndex = $bullet.index();
        $bullet.addClass(params.bulletActiveClass);
        if (params.dynamicBullets) {
          const $firstDisplayedBullet = bullets.eq(firstIndex);
          const $lastDisplayedBullet = bullets.eq(lastIndex);
          for (let i = firstIndex; i <= lastIndex; i += 1) {
            bullets.eq(i).addClass(`${params.bulletActiveClass}-main`);
          }
          if (swiper.params.loop) {
            if (bulletIndex >= bullets.length - params.dynamicMainBullets) {
              for (let i = params.dynamicMainBullets; i >= 0; i -= 1) {
                bullets.eq(bullets.length - i).addClass(`${params.bulletActiveClass}-main`);
              }
              bullets.eq(bullets.length - params.dynamicMainBullets - 1).addClass(`${params.bulletActiveClass}-prev`);
            } else {
              $firstDisplayedBullet
                .prev()
                .addClass(`${params.bulletActiveClass}-prev`)
                .prev()
                .addClass(`${params.bulletActiveClass}-prev-prev`);
              $lastDisplayedBullet
                .next()
                .addClass(`${params.bulletActiveClass}-next`)
                .next()
                .addClass(`${params.bulletActiveClass}-next-next`);
            }
          } else {
            $firstDisplayedBullet
              .prev()
              .addClass(`${params.bulletActiveClass}-prev`)
              .prev()
              .addClass(`${params.bulletActiveClass}-prev-prev`);
            $lastDisplayedBullet
              .next()
              .addClass(`${params.bulletActiveClass}-next`)
              .next()
              .addClass(`${params.bulletActiveClass}-next-next`);
          }
        }
      }
      if (params.dynamicBullets) {
        const dynamicBulletsLength = Math.min(bullets.length, params.dynamicMainBullets + 4);
        const bulletsOffset = (((swiper.pagination.bulletSize * dynamicBulletsLength) - (swiper.pagination.bulletSize)) / 2) - (midIndex * swiper.pagination.bulletSize);
        const offsetProp = rtl ? 'right' : 'left';
        bullets.css(swiper.isHorizontal() ? offsetProp : 'top', `${bulletsOffset}px`);
      }
    }
    if (params.type === 'fraction') {
      $el.find(`.${params.currentClass}`).text(params.formatFractionCurrent(current + 1));
      $el.find(`.${params.totalClass}`).text(params.formatFractionTotal(total));
    }
    if (params.type === 'progressbar') {
      let progressbarDirection;
      if (params.progressbarOpposite) {
        progressbarDirection = swiper.isHorizontal() ? 'vertical' : 'horizontal';
      } else {
        progressbarDirection = swiper.isHorizontal() ? 'horizontal' : 'vertical';
      }
      const scale = (current + 1) / total;
      let scaleX = 1;
      let scaleY = 1;
      if (progressbarDirection === 'horizontal') {
        scaleX = scale;
      } else {
        scaleY = scale;
      }
      $el.find(`.${params.progressbarFillClass}`).transform(`translate3d(0,0,0) scaleX(${scaleX}) scaleY(${scaleY})`).transition(swiper.params.speed);
    }
    if (params.type === 'custom' && params.renderCustom) {
      $el.html(params.renderCustom(swiper, current + 1, total));
      swiper.emit('paginationRender', swiper, $el[0]);
    } else {
      swiper.emit('paginationUpdate', swiper, $el[0]);
    }
    $el[swiper.params.watchOverflow && swiper.isLocked ? 'addClass' : 'removeClass'](params.lockClass);
  },
  render() {
    // Render Container
    const swiper = this;
    const params = swiper.params.pagination;
    if (!params.el || !swiper.pagination.el || !swiper.pagination.$el || swiper.pagination.$el.length === 0) return;
    const slidesLength = swiper.virtual && swiper.params.virtual.enabled ? swiper.virtual.slides.length : swiper.slides.length;

    const $el = swiper.pagination.$el;
    let paginationHTML = '';
    if (params.type === 'bullets') {
      const numberOfBullets = swiper.params.loop ? Math.ceil((slidesLength - (swiper.loopedSlides * 2)) / swiper.params.slidesPerGroup) : swiper.snapGrid.length;
      for (let i = 0; i < numberOfBullets; i += 1) {
        if (params.renderBullet) {
          paginationHTML += params.renderBullet.call(swiper, i, params.bulletClass);
        } else {
          paginationHTML += `<${params.bulletElement} class="${params.bulletClass}"></${params.bulletElement}>`;
        }
      }
      $el.html(paginationHTML);
      swiper.pagination.bullets = $el.find(`.${params.bulletClass}`);
    }
    if (params.type === 'fraction') {
      if (params.renderFraction) {
        paginationHTML = params.renderFraction.call(swiper, params.currentClass, params.totalClass);
      } else {
        paginationHTML = `<span class="${params.currentClass}"></span>`
        + ' / '
        + `<span class="${params.totalClass}"></span>`;
      }
      $el.html(paginationHTML);
    }
    if (params.type === 'progressbar') {
      if (params.renderProgressbar) {
        paginationHTML = params.renderProgressbar.call(swiper, params.progressbarFillClass);
      } else {
        paginationHTML = `<span class="${params.progressbarFillClass}"></span>`;
      }
      $el.html(paginationHTML);
    }
    if (params.type !== 'custom') {
      swiper.emit('paginationRender', swiper.pagination.$el[0]);
    }
  },
  init() {
    const swiper = this;
    const params = swiper.params.pagination;
    if (!params.el) return;

    let $el = $(params.el);
    if ($el.length === 0) return;

    if (
      swiper.params.uniqueNavElements
      && typeof params.el === 'string'
      && $el.length > 1
      && swiper.$el.find(params.el).length === 1
    ) {
      $el = swiper.$el.find(params.el);
    }

    if (params.type === 'bullets' && params.clickable) {
      $el.addClass(params.clickableClass);
    }

    $el.addClass(params.modifierClass + params.type);

    if (params.type === 'bullets' && params.dynamicBullets) {
      $el.addClass(`${params.modifierClass}${params.type}-dynamic`);
      swiper.pagination.dynamicBulletIndex = 0;
      if (params.dynamicMainBullets < 1) {
        params.dynamicMainBullets = 1;
      }
    }
    if (params.type === 'progressbar' && params.progressbarOpposite) {
      $el.addClass(params.progressbarOppositeClass);
    }

    if (params.clickable) {
      $el.on('click', `.${params.bulletClass}`, function onClick(e) {
        e.preventDefault();
        let index = $(this).index() * swiper.params.slidesPerGroup;
        if (swiper.params.loop) index += swiper.loopedSlides;
        swiper.slideTo(index);
      });
    }

    Utils.extend(swiper.pagination, {
      $el,
      el: $el[0],
    });
  },
  destroy() {
    const swiper = this;
    const params = swiper.params.pagination;
    if (!params.el || !swiper.pagination.el || !swiper.pagination.$el || swiper.pagination.$el.length === 0) return;
    const $el = swiper.pagination.$el;

    $el.removeClass(params.hiddenClass);
    $el.removeClass(params.modifierClass + params.type);
    if (swiper.pagination.bullets) swiper.pagination.bullets.removeClass(params.bulletActiveClass);
    if (params.clickable) {
      $el.off('click', `.${params.bulletClass}`);
    }
  },
};

var pagination = {
  name: 'pagination',
  params: {
    pagination: {
      el: null,
      bulletElement: 'span',
      clickable: false,
      hideOnClick: false,
      renderBullet: null,
      renderProgressbar: null,
      renderFraction: null,
      renderCustom: null,
      progressbarOpposite: false,
      type: 'bullets', // 'bullets' or 'progressbar' or 'fraction' or 'custom'
      dynamicBullets: false,
      dynamicMainBullets: 1,
      formatFractionCurrent: (number) => number,
      formatFractionTotal: (number) => number,
      bulletClass: 'swiper-pagination-bullet',
      bulletActiveClass: 'swiper-pagination-bullet-active',
      modifierClass: 'swiper-pagination-', // NEW
      currentClass: 'swiper-pagination-current',
      totalClass: 'swiper-pagination-total',
      hiddenClass: 'swiper-pagination-hidden',
      progressbarFillClass: 'swiper-pagination-progressbar-fill',
      progressbarOppositeClass: 'swiper-pagination-progressbar-opposite',
      clickableClass: 'swiper-pagination-clickable', // NEW
      lockClass: 'swiper-pagination-lock',
    },
  },
  create() {
    const swiper = this;
    Utils.extend(swiper, {
      pagination: {
        init: Pagination.init.bind(swiper),
        render: Pagination.render.bind(swiper),
        update: Pagination.update.bind(swiper),
        destroy: Pagination.destroy.bind(swiper),
        dynamicBulletIndex: 0,
      },
    });
  },
  on: {
    init() {
      const swiper = this;
      swiper.pagination.init();
      swiper.pagination.render();
      swiper.pagination.update();
    },
    activeIndexChange() {
      const swiper = this;
      if (swiper.params.loop) {
        swiper.pagination.update();
      } else if (typeof swiper.snapIndex === 'undefined') {
        swiper.pagination.update();
      }
    },
    snapIndexChange() {
      const swiper = this;
      if (!swiper.params.loop) {
        swiper.pagination.update();
      }
    },
    slidesLengthChange() {
      const swiper = this;
      if (swiper.params.loop) {
        swiper.pagination.render();
        swiper.pagination.update();
      }
    },
    snapGridLengthChange() {
      const swiper = this;
      if (!swiper.params.loop) {
        swiper.pagination.render();
        swiper.pagination.update();
      }
    },
    destroy() {
      const swiper = this;
      swiper.pagination.destroy();
    },
    click(e) {
      const swiper = this;
      if (
        swiper.params.pagination.el
        && swiper.params.pagination.hideOnClick
        && swiper.pagination.$el.length > 0
        && !$(e.target).hasClass(swiper.params.pagination.bulletClass)
      ) {
        const isHidden = swiper.pagination.$el.hasClass(swiper.params.pagination.hiddenClass);
        if (isHidden === true) {
          swiper.emit('paginationShow', swiper);
        } else {
          swiper.emit('paginationHide', swiper);
        }
        swiper.pagination.$el.toggleClass(swiper.params.pagination.hiddenClass);
      }
    },
  },
};

const Scrollbar = {
  setTranslate() {
    const swiper = this;
    if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) return;
    const { scrollbar, rtlTranslate: rtl, progress } = swiper;
    const {
      dragSize, trackSize, $dragEl, $el,
    } = scrollbar;
    const params = swiper.params.scrollbar;

    let newSize = dragSize;
    let newPos = (trackSize - dragSize) * progress;
    if (rtl) {
      newPos = -newPos;
      if (newPos > 0) {
        newSize = dragSize - newPos;
        newPos = 0;
      } else if (-newPos + dragSize > trackSize) {
        newSize = trackSize + newPos;
      }
    } else if (newPos < 0) {
      newSize = dragSize + newPos;
      newPos = 0;
    } else if (newPos + dragSize > trackSize) {
      newSize = trackSize - newPos;
    }
    if (swiper.isHorizontal()) {
      $dragEl.transform(`translate3d(${newPos}px, 0, 0)`);
      $dragEl[0].style.width = `${newSize}px`;
    } else {
      $dragEl.transform(`translate3d(0px, ${newPos}px, 0)`);
      $dragEl[0].style.height = `${newSize}px`;
    }
    if (params.hide) {
      clearTimeout(swiper.scrollbar.timeout);
      $el[0].style.opacity = 1;
      swiper.scrollbar.timeout = setTimeout(() => {
        $el[0].style.opacity = 0;
        $el.transition(400);
      }, 1000);
    }
  },
  setTransition(duration) {
    const swiper = this;
    if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) return;
    swiper.scrollbar.$dragEl.transition(duration);
  },
  updateSize() {
    const swiper = this;
    if (!swiper.params.scrollbar.el || !swiper.scrollbar.el) return;

    const { scrollbar } = swiper;
    const { $dragEl, $el } = scrollbar;

    $dragEl[0].style.width = '';
    $dragEl[0].style.height = '';
    const trackSize = swiper.isHorizontal() ? $el[0].offsetWidth : $el[0].offsetHeight;

    const divider = swiper.size / swiper.virtualSize;
    const moveDivider = divider * (trackSize / swiper.size);
    let dragSize;
    if (swiper.params.scrollbar.dragSize === 'auto') {
      dragSize = trackSize * divider;
    } else {
      dragSize = parseInt(swiper.params.scrollbar.dragSize, 10);
    }

    if (swiper.isHorizontal()) {
      $dragEl[0].style.width = `${dragSize}px`;
    } else {
      $dragEl[0].style.height = `${dragSize}px`;
    }

    if (divider >= 1) {
      $el[0].style.display = 'none';
    } else {
      $el[0].style.display = '';
    }
    if (swiper.params.scrollbar.hide) {
      $el[0].style.opacity = 0;
    }
    Utils.extend(scrollbar, {
      trackSize,
      divider,
      moveDivider,
      dragSize,
    });
    scrollbar.$el[swiper.params.watchOverflow && swiper.isLocked ? 'addClass' : 'removeClass'](swiper.params.scrollbar.lockClass);
  },
  getPointerPosition(e) {
    const swiper = this;
    if (swiper.isHorizontal()) {
      return ((e.type === 'touchstart' || e.type === 'touchmove') ? e.targetTouches[0].clientX : e.clientX);
    }
    return ((e.type === 'touchstart' || e.type === 'touchmove') ? e.targetTouches[0].clientY : e.clientY);
  },
  setDragPosition(e) {
    const swiper = this;
    const { scrollbar, rtlTranslate: rtl } = swiper;
    const {
      $el,
      dragSize,
      trackSize,
      dragStartPos,
    } = scrollbar;

    let positionRatio;
    positionRatio = ((scrollbar.getPointerPosition(e)) - $el.offset()[swiper.isHorizontal() ? 'left' : 'top']
      - (dragStartPos !== null ? dragStartPos : dragSize / 2)) / (trackSize - dragSize);
    positionRatio = Math.max(Math.min(positionRatio, 1), 0);
    if (rtl) {
      positionRatio = 1 - positionRatio;
    }

    const position = swiper.minTranslate() + ((swiper.maxTranslate() - swiper.minTranslate()) * positionRatio);

    swiper.updateProgress(position);
    swiper.setTranslate(position);
    swiper.updateActiveIndex();
    swiper.updateSlidesClasses();
  },
  onDragStart(e) {
    const swiper = this;
    const params = swiper.params.scrollbar;
    const { scrollbar, $wrapperEl } = swiper;
    const { $el, $dragEl } = scrollbar;
    swiper.scrollbar.isTouched = true;
    swiper.scrollbar.dragStartPos = (e.target === $dragEl[0] || e.target === $dragEl)
      ? scrollbar.getPointerPosition(e) - e.target.getBoundingClientRect()[swiper.isHorizontal() ? 'left' : 'top'] : null;
    e.preventDefault();
    e.stopPropagation();

    $wrapperEl.transition(100);
    $dragEl.transition(100);
    scrollbar.setDragPosition(e);

    clearTimeout(swiper.scrollbar.dragTimeout);

    $el.transition(0);
    if (params.hide) {
      $el.css('opacity', 1);
    }
    if (swiper.params.cssMode) {
      swiper.$wrapperEl.css('scroll-snap-type', 'none');
    }
    swiper.emit('scrollbarDragStart', e);
  },
  onDragMove(e) {
    const swiper = this;
    const { scrollbar, $wrapperEl } = swiper;
    const { $el, $dragEl } = scrollbar;

    if (!swiper.scrollbar.isTouched) return;
    if (e.preventDefault) e.preventDefault();
    else e.returnValue = false;
    scrollbar.setDragPosition(e);
    $wrapperEl.transition(0);
    $el.transition(0);
    $dragEl.transition(0);
    swiper.emit('scrollbarDragMove', e);
  },
  onDragEnd(e) {
    const swiper = this;

    const params = swiper.params.scrollbar;
    const { scrollbar, $wrapperEl } = swiper;
    const { $el } = scrollbar;

    if (!swiper.scrollbar.isTouched) return;
    swiper.scrollbar.isTouched = false;
    if (swiper.params.cssMode) {
      swiper.$wrapperEl.css('scroll-snap-type', '');
      $wrapperEl.transition('');
    }
    if (params.hide) {
      clearTimeout(swiper.scrollbar.dragTimeout);
      swiper.scrollbar.dragTimeout = Utils.nextTick(() => {
        $el.css('opacity', 0);
        $el.transition(400);
      }, 1000);
    }
    swiper.emit('scrollbarDragEnd', e);
    if (params.snapOnRelease) {
      swiper.slideToClosest();
    }
  },
  enableDraggable() {
    const swiper = this;
    if (!swiper.params.scrollbar.el) return;
    const {
      scrollbar, touchEventsTouch, touchEventsDesktop, params,
    } = swiper;
    const $el = scrollbar.$el;
    const target = $el[0];
    const activeListener = Support.passiveListener && params.passiveListeners ? { passive: false, capture: false } : false;
    const passiveListener = Support.passiveListener && params.passiveListeners ? { passive: true, capture: false } : false;
    if (!Support.touch) {
      target.addEventListener(touchEventsDesktop.start, swiper.scrollbar.onDragStart, activeListener);
      doc.addEventListener(touchEventsDesktop.move, swiper.scrollbar.onDragMove, activeListener);
      doc.addEventListener(touchEventsDesktop.end, swiper.scrollbar.onDragEnd, passiveListener);
    } else {
      target.addEventListener(touchEventsTouch.start, swiper.scrollbar.onDragStart, activeListener);
      target.addEventListener(touchEventsTouch.move, swiper.scrollbar.onDragMove, activeListener);
      target.addEventListener(touchEventsTouch.end, swiper.scrollbar.onDragEnd, passiveListener);
    }
  },
  disableDraggable() {
    const swiper = this;
    if (!swiper.params.scrollbar.el) return;
    const {
      scrollbar, touchEventsTouch, touchEventsDesktop, params,
    } = swiper;
    const $el = scrollbar.$el;
    const target = $el[0];
    const activeListener = Support.passiveListener && params.passiveListeners ? { passive: false, capture: false } : false;
    const passiveListener = Support.passiveListener && params.passiveListeners ? { passive: true, capture: false } : false;
    if (!Support.touch) {
      target.removeEventListener(touchEventsDesktop.start, swiper.scrollbar.onDragStart, activeListener);
      doc.removeEventListener(touchEventsDesktop.move, swiper.scrollbar.onDragMove, activeListener);
      doc.removeEventListener(touchEventsDesktop.end, swiper.scrollbar.onDragEnd, passiveListener);
    } else {
      target.removeEventListener(touchEventsTouch.start, swiper.scrollbar.onDragStart, activeListener);
      target.removeEventListener(touchEventsTouch.move, swiper.scrollbar.onDragMove, activeListener);
      target.removeEventListener(touchEventsTouch.end, swiper.scrollbar.onDragEnd, passiveListener);
    }
  },
  init() {
    const swiper = this;
    if (!swiper.params.scrollbar.el) return;
    const { scrollbar, $el: $swiperEl } = swiper;
    const params = swiper.params.scrollbar;

    let $el = $(params.el);
    if (swiper.params.uniqueNavElements && typeof params.el === 'string' && $el.length > 1 && $swiperEl.find(params.el).length === 1) {
      $el = $swiperEl.find(params.el);
    }

    let $dragEl = $el.find(`.${swiper.params.scrollbar.dragClass}`);
    if ($dragEl.length === 0) {
      $dragEl = $(`<div class="${swiper.params.scrollbar.dragClass}"></div>`);
      $el.append($dragEl);
    }

    Utils.extend(scrollbar, {
      $el,
      el: $el[0],
      $dragEl,
      dragEl: $dragEl[0],
    });

    if (params.draggable) {
      scrollbar.enableDraggable();
    }
  },
  destroy() {
    const swiper = this;
    swiper.scrollbar.disableDraggable();
  },
};

var scrollbar = {
  name: 'scrollbar',
  params: {
    scrollbar: {
      el: null,
      dragSize: 'auto',
      hide: false,
      draggable: false,
      snapOnRelease: true,
      lockClass: 'swiper-scrollbar-lock',
      dragClass: 'swiper-scrollbar-drag',
    },
  },
  create() {
    const swiper = this;
    Utils.extend(swiper, {
      scrollbar: {
        init: Scrollbar.init.bind(swiper),
        destroy: Scrollbar.destroy.bind(swiper),
        updateSize: Scrollbar.updateSize.bind(swiper),
        setTranslate: Scrollbar.setTranslate.bind(swiper),
        setTransition: Scrollbar.setTransition.bind(swiper),
        enableDraggable: Scrollbar.enableDraggable.bind(swiper),
        disableDraggable: Scrollbar.disableDraggable.bind(swiper),
        setDragPosition: Scrollbar.setDragPosition.bind(swiper),
        getPointerPosition: Scrollbar.getPointerPosition.bind(swiper),
        onDragStart: Scrollbar.onDragStart.bind(swiper),
        onDragMove: Scrollbar.onDragMove.bind(swiper),
        onDragEnd: Scrollbar.onDragEnd.bind(swiper),
        isTouched: false,
        timeout: null,
        dragTimeout: null,
      },
    });
  },
  on: {
    init() {
      const swiper = this;
      swiper.scrollbar.init();
      swiper.scrollbar.updateSize();
      swiper.scrollbar.setTranslate();
    },
    update() {
      const swiper = this;
      swiper.scrollbar.updateSize();
    },
    resize() {
      const swiper = this;
      swiper.scrollbar.updateSize();
    },
    observerUpdate() {
      const swiper = this;
      swiper.scrollbar.updateSize();
    },
    setTranslate() {
      const swiper = this;
      swiper.scrollbar.setTranslate();
    },
    setTransition(duration) {
      const swiper = this;
      swiper.scrollbar.setTransition(duration);
    },
    destroy() {
      const swiper = this;
      swiper.scrollbar.destroy();
    },
  },
};

const Zoom = {
  // Calc Scale From Multi-touches
  getDistanceBetweenTouches(e) {
    if (e.targetTouches.length < 2) return 1;
    const x1 = e.targetTouches[0].pageX;
    const y1 = e.targetTouches[0].pageY;
    const x2 = e.targetTouches[1].pageX;
    const y2 = e.targetTouches[1].pageY;
    const distance = Math.sqrt(((x2 - x1) ** 2) + ((y2 - y1) ** 2));
    return distance;
  },
  // Events
  onGestureStart(e) {
    const swiper = this;
    const params = swiper.params.zoom;
    const zoom = swiper.zoom;
    const { gesture } = zoom;
    zoom.fakeGestureTouched = false;
    zoom.fakeGestureMoved = false;
    if (!Support.gestures) {
      if (e.type !== 'touchstart' || (e.type === 'touchstart' && e.targetTouches.length < 2)) {
        return;
      }
      zoom.fakeGestureTouched = true;
      gesture.scaleStart = Zoom.getDistanceBetweenTouches(e);
    }
    if (!gesture.$slideEl || !gesture.$slideEl.length) {
      gesture.$slideEl = $(e.target).closest(`.${swiper.params.slideClass}`);
      if (gesture.$slideEl.length === 0) gesture.$slideEl = swiper.slides.eq(swiper.activeIndex);
      gesture.$imageEl = gesture.$slideEl.find('img, svg, canvas, picture, .swiper-zoom-target');
      gesture.$imageWrapEl = gesture.$imageEl.parent(`.${params.containerClass}`);
      gesture.maxRatio = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;
      if (gesture.$imageWrapEl.length === 0) {
        gesture.$imageEl = undefined;
        return;
      }
    }
    if (gesture.$imageEl) {
      gesture.$imageEl.transition(0);
    }
    swiper.zoom.isScaling = true;
  },
  onGestureChange(e) {
    const swiper = this;
    const params = swiper.params.zoom;
    const zoom = swiper.zoom;
    const { gesture } = zoom;
    if (!Support.gestures) {
      if (e.type !== 'touchmove' || (e.type === 'touchmove' && e.targetTouches.length < 2)) {
        return;
      }
      zoom.fakeGestureMoved = true;
      gesture.scaleMove = Zoom.getDistanceBetweenTouches(e);
    }
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;
    if (Support.gestures) {
      zoom.scale = e.scale * zoom.currentScale;
    } else {
      zoom.scale = (gesture.scaleMove / gesture.scaleStart) * zoom.currentScale;
    }
    if (zoom.scale > gesture.maxRatio) {
      zoom.scale = (gesture.maxRatio - 1) + (((zoom.scale - gesture.maxRatio) + 1) ** 0.5);
    }
    if (zoom.scale < params.minRatio) {
      zoom.scale = (params.minRatio + 1) - (((params.minRatio - zoom.scale) + 1) ** 0.5);
    }
    gesture.$imageEl.transform(`translate3d(0,0,0) scale(${zoom.scale})`);
  },
  onGestureEnd(e) {
    const swiper = this;
    const params = swiper.params.zoom;
    const zoom = swiper.zoom;
    const { gesture } = zoom;
    if (!Support.gestures) {
      if (!zoom.fakeGestureTouched || !zoom.fakeGestureMoved) {
        return;
      }
      if (e.type !== 'touchend' || (e.type === 'touchend' && e.changedTouches.length < 2 && !Device.android)) {
        return;
      }
      zoom.fakeGestureTouched = false;
      zoom.fakeGestureMoved = false;
    }
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;
    zoom.scale = Math.max(Math.min(zoom.scale, gesture.maxRatio), params.minRatio);
    gesture.$imageEl.transition(swiper.params.speed).transform(`translate3d(0,0,0) scale(${zoom.scale})`);
    zoom.currentScale = zoom.scale;
    zoom.isScaling = false;
    if (zoom.scale === 1) gesture.$slideEl = undefined;
  },
  onTouchStart(e) {
    const swiper = this;
    const zoom = swiper.zoom;
    const { gesture, image } = zoom;
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;
    if (image.isTouched) return;
    if (Device.android && e.cancelable) e.preventDefault();
    image.isTouched = true;
    image.touchesStart.x = e.type === 'touchstart' ? e.targetTouches[0].pageX : e.pageX;
    image.touchesStart.y = e.type === 'touchstart' ? e.targetTouches[0].pageY : e.pageY;
  },
  onTouchMove(e) {
    const swiper = this;
    const zoom = swiper.zoom;
    const { gesture, image, velocity } = zoom;
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;
    swiper.allowClick = false;
    if (!image.isTouched || !gesture.$slideEl) return;

    if (!image.isMoved) {
      image.width = gesture.$imageEl[0].offsetWidth;
      image.height = gesture.$imageEl[0].offsetHeight;
      image.startX = Utils.getTranslate(gesture.$imageWrapEl[0], 'x') || 0;
      image.startY = Utils.getTranslate(gesture.$imageWrapEl[0], 'y') || 0;
      gesture.slideWidth = gesture.$slideEl[0].offsetWidth;
      gesture.slideHeight = gesture.$slideEl[0].offsetHeight;
      gesture.$imageWrapEl.transition(0);
      if (swiper.rtl) {
        image.startX = -image.startX;
        image.startY = -image.startY;
      }
    }
    // Define if we need image drag
    const scaledWidth = image.width * zoom.scale;
    const scaledHeight = image.height * zoom.scale;

    if (scaledWidth < gesture.slideWidth && scaledHeight < gesture.slideHeight) return;

    image.minX = Math.min(((gesture.slideWidth / 2) - (scaledWidth / 2)), 0);
    image.maxX = -image.minX;
    image.minY = Math.min(((gesture.slideHeight / 2) - (scaledHeight / 2)), 0);
    image.maxY = -image.minY;

    image.touchesCurrent.x = e.type === 'touchmove' ? e.targetTouches[0].pageX : e.pageX;
    image.touchesCurrent.y = e.type === 'touchmove' ? e.targetTouches[0].pageY : e.pageY;

    if (!image.isMoved && !zoom.isScaling) {
      if (
        swiper.isHorizontal()
        && (
          (Math.floor(image.minX) === Math.floor(image.startX) && image.touchesCurrent.x < image.touchesStart.x)
          || (Math.floor(image.maxX) === Math.floor(image.startX) && image.touchesCurrent.x > image.touchesStart.x)
        )
      ) {
        image.isTouched = false;
        return;
      } if (
        !swiper.isHorizontal()
        && (
          (Math.floor(image.minY) === Math.floor(image.startY) && image.touchesCurrent.y < image.touchesStart.y)
          || (Math.floor(image.maxY) === Math.floor(image.startY) && image.touchesCurrent.y > image.touchesStart.y)
        )
      ) {
        image.isTouched = false;
        return;
      }
    }
    if (e.cancelable) {
      e.preventDefault();
    }
    e.stopPropagation();

    image.isMoved = true;
    image.currentX = (image.touchesCurrent.x - image.touchesStart.x) + image.startX;
    image.currentY = (image.touchesCurrent.y - image.touchesStart.y) + image.startY;

    if (image.currentX < image.minX) {
      image.currentX = (image.minX + 1) - (((image.minX - image.currentX) + 1) ** 0.8);
    }
    if (image.currentX > image.maxX) {
      image.currentX = (image.maxX - 1) + (((image.currentX - image.maxX) + 1) ** 0.8);
    }

    if (image.currentY < image.minY) {
      image.currentY = (image.minY + 1) - (((image.minY - image.currentY) + 1) ** 0.8);
    }
    if (image.currentY > image.maxY) {
      image.currentY = (image.maxY - 1) + (((image.currentY - image.maxY) + 1) ** 0.8);
    }

    // Velocity
    if (!velocity.prevPositionX) velocity.prevPositionX = image.touchesCurrent.x;
    if (!velocity.prevPositionY) velocity.prevPositionY = image.touchesCurrent.y;
    if (!velocity.prevTime) velocity.prevTime = Date.now();
    velocity.x = (image.touchesCurrent.x - velocity.prevPositionX) / (Date.now() - velocity.prevTime) / 2;
    velocity.y = (image.touchesCurrent.y - velocity.prevPositionY) / (Date.now() - velocity.prevTime) / 2;
    if (Math.abs(image.touchesCurrent.x - velocity.prevPositionX) < 2) velocity.x = 0;
    if (Math.abs(image.touchesCurrent.y - velocity.prevPositionY) < 2) velocity.y = 0;
    velocity.prevPositionX = image.touchesCurrent.x;
    velocity.prevPositionY = image.touchesCurrent.y;
    velocity.prevTime = Date.now();

    gesture.$imageWrapEl.transform(`translate3d(${image.currentX}px, ${image.currentY}px,0)`);
  },
  onTouchEnd() {
    const swiper = this;
    const zoom = swiper.zoom;
    const { gesture, image, velocity } = zoom;
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;
    if (!image.isTouched || !image.isMoved) {
      image.isTouched = false;
      image.isMoved = false;
      return;
    }
    image.isTouched = false;
    image.isMoved = false;
    let momentumDurationX = 300;
    let momentumDurationY = 300;
    const momentumDistanceX = velocity.x * momentumDurationX;
    const newPositionX = image.currentX + momentumDistanceX;
    const momentumDistanceY = velocity.y * momentumDurationY;
    const newPositionY = image.currentY + momentumDistanceY;

    // Fix duration
    if (velocity.x !== 0) momentumDurationX = Math.abs((newPositionX - image.currentX) / velocity.x);
    if (velocity.y !== 0) momentumDurationY = Math.abs((newPositionY - image.currentY) / velocity.y);
    const momentumDuration = Math.max(momentumDurationX, momentumDurationY);

    image.currentX = newPositionX;
    image.currentY = newPositionY;

    // Define if we need image drag
    const scaledWidth = image.width * zoom.scale;
    const scaledHeight = image.height * zoom.scale;
    image.minX = Math.min(((gesture.slideWidth / 2) - (scaledWidth / 2)), 0);
    image.maxX = -image.minX;
    image.minY = Math.min(((gesture.slideHeight / 2) - (scaledHeight / 2)), 0);
    image.maxY = -image.minY;
    image.currentX = Math.max(Math.min(image.currentX, image.maxX), image.minX);
    image.currentY = Math.max(Math.min(image.currentY, image.maxY), image.minY);

    gesture.$imageWrapEl.transition(momentumDuration).transform(`translate3d(${image.currentX}px, ${image.currentY}px,0)`);
  },
  onTransitionEnd() {
    const swiper = this;
    const zoom = swiper.zoom;
    const { gesture } = zoom;
    if (gesture.$slideEl && swiper.previousIndex !== swiper.activeIndex) {
      if (gesture.$imageEl) {
        gesture.$imageEl.transform('translate3d(0,0,0) scale(1)');
      }
      if (gesture.$imageWrapEl) {
        gesture.$imageWrapEl.transform('translate3d(0,0,0)');
      }

      zoom.scale = 1;
      zoom.currentScale = 1;

      gesture.$slideEl = undefined;
      gesture.$imageEl = undefined;
      gesture.$imageWrapEl = undefined;
    }
  },
  // Toggle Zoom
  toggle(e) {
    const swiper = this;
    const zoom = swiper.zoom;

    if (zoom.scale && zoom.scale !== 1) {
      // Zoom Out
      zoom.out();
    } else {
      // Zoom In
      zoom.in(e);
    }
  },
  in(e) {
    const swiper = this;

    const zoom = swiper.zoom;
    const params = swiper.params.zoom;
    const { gesture, image } = zoom;

    if (!gesture.$slideEl) {
      if (swiper.params.virtual && swiper.params.virtual.enabled && swiper.virtual) {
        gesture.$slideEl = swiper.$wrapperEl.children(`.${swiper.params.slideActiveClass}`);
      } else {
        gesture.$slideEl = swiper.slides.eq(swiper.activeIndex);
      }
      gesture.$imageEl = gesture.$slideEl.find('img, svg, canvas, picture, .swiper-zoom-target');
      gesture.$imageWrapEl = gesture.$imageEl.parent(`.${params.containerClass}`);
    }
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;

    gesture.$slideEl.addClass(`${params.zoomedSlideClass}`);

    let touchX;
    let touchY;
    let offsetX;
    let offsetY;
    let diffX;
    let diffY;
    let translateX;
    let translateY;
    let imageWidth;
    let imageHeight;
    let scaledWidth;
    let scaledHeight;
    let translateMinX;
    let translateMinY;
    let translateMaxX;
    let translateMaxY;
    let slideWidth;
    let slideHeight;

    if (typeof image.touchesStart.x === 'undefined' && e) {
      touchX = e.type === 'touchend' ? e.changedTouches[0].pageX : e.pageX;
      touchY = e.type === 'touchend' ? e.changedTouches[0].pageY : e.pageY;
    } else {
      touchX = image.touchesStart.x;
      touchY = image.touchesStart.y;
    }

    zoom.scale = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;
    zoom.currentScale = gesture.$imageWrapEl.attr('data-swiper-zoom') || params.maxRatio;
    if (e) {
      slideWidth = gesture.$slideEl[0].offsetWidth;
      slideHeight = gesture.$slideEl[0].offsetHeight;
      offsetX = gesture.$slideEl.offset().left;
      offsetY = gesture.$slideEl.offset().top;
      diffX = (offsetX + (slideWidth / 2)) - touchX;
      diffY = (offsetY + (slideHeight / 2)) - touchY;

      imageWidth = gesture.$imageEl[0].offsetWidth;
      imageHeight = gesture.$imageEl[0].offsetHeight;
      scaledWidth = imageWidth * zoom.scale;
      scaledHeight = imageHeight * zoom.scale;

      translateMinX = Math.min(((slideWidth / 2) - (scaledWidth / 2)), 0);
      translateMinY = Math.min(((slideHeight / 2) - (scaledHeight / 2)), 0);
      translateMaxX = -translateMinX;
      translateMaxY = -translateMinY;

      translateX = diffX * zoom.scale;
      translateY = diffY * zoom.scale;

      if (translateX < translateMinX) {
        translateX = translateMinX;
      }
      if (translateX > translateMaxX) {
        translateX = translateMaxX;
      }

      if (translateY < translateMinY) {
        translateY = translateMinY;
      }
      if (translateY > translateMaxY) {
        translateY = translateMaxY;
      }
    } else {
      translateX = 0;
      translateY = 0;
    }
    gesture.$imageWrapEl.transition(300).transform(`translate3d(${translateX}px, ${translateY}px,0)`);
    gesture.$imageEl.transition(300).transform(`translate3d(0,0,0) scale(${zoom.scale})`);
  },
  out() {
    const swiper = this;

    const zoom = swiper.zoom;
    const params = swiper.params.zoom;
    const { gesture } = zoom;

    if (!gesture.$slideEl) {
      if (swiper.params.virtual && swiper.params.virtual.enabled && swiper.virtual) {
        gesture.$slideEl = swiper.$wrapperEl.children(`.${swiper.params.slideActiveClass}`);
      } else {
        gesture.$slideEl = swiper.slides.eq(swiper.activeIndex);
      }
      gesture.$imageEl = gesture.$slideEl.find('img, svg, canvas, picture, .swiper-zoom-target');
      gesture.$imageWrapEl = gesture.$imageEl.parent(`.${params.containerClass}`);
    }
    if (!gesture.$imageEl || gesture.$imageEl.length === 0) return;

    zoom.scale = 1;
    zoom.currentScale = 1;
    gesture.$imageWrapEl.transition(300).transform('translate3d(0,0,0)');
    gesture.$imageEl.transition(300).transform('translate3d(0,0,0) scale(1)');
    gesture.$slideEl.removeClass(`${params.zoomedSlideClass}`);
    gesture.$slideEl = undefined;
  },
  // Attach/Detach Events
  enable() {
    const swiper = this;
    const zoom = swiper.zoom;
    if (zoom.enabled) return;
    zoom.enabled = true;

    const passiveListener = swiper.touchEvents.start === 'touchstart' && Support.passiveListener && swiper.params.passiveListeners ? { passive: true, capture: false } : false;
    const activeListenerWithCapture = Support.passiveListener ? { passive: false, capture: true } : true;

    const slideSelector = `.${swiper.params.slideClass}`;

    // Scale image
    if (Support.gestures) {
      swiper.$wrapperEl.on('gesturestart', slideSelector, zoom.onGestureStart, passiveListener);
      swiper.$wrapperEl.on('gesturechange', slideSelector, zoom.onGestureChange, passiveListener);
      swiper.$wrapperEl.on('gestureend', slideSelector, zoom.onGestureEnd, passiveListener);
    } else if (swiper.touchEvents.start === 'touchstart') {
      swiper.$wrapperEl.on(swiper.touchEvents.start, slideSelector, zoom.onGestureStart, passiveListener);
      swiper.$wrapperEl.on(swiper.touchEvents.move, slideSelector, zoom.onGestureChange, activeListenerWithCapture);
      swiper.$wrapperEl.on(swiper.touchEvents.end, slideSelector, zoom.onGestureEnd, passiveListener);
      if (swiper.touchEvents.cancel) {
        swiper.$wrapperEl.on(swiper.touchEvents.cancel, slideSelector, zoom.onGestureEnd, passiveListener);
      }
    }

    // Move image
    swiper.$wrapperEl.on(swiper.touchEvents.move, `.${swiper.params.zoom.containerClass}`, zoom.onTouchMove, activeListenerWithCapture);
  },
  disable() {
    const swiper = this;
    const zoom = swiper.zoom;
    if (!zoom.enabled) return;

    swiper.zoom.enabled = false;

    const passiveListener = swiper.touchEvents.start === 'touchstart' && Support.passiveListener && swiper.params.passiveListeners ? { passive: true, capture: false } : false;
    const activeListenerWithCapture = Support.passiveListener ? { passive: false, capture: true } : true;

    const slideSelector = `.${swiper.params.slideClass}`;

    // Scale image
    if (Support.gestures) {
      swiper.$wrapperEl.off('gesturestart', slideSelector, zoom.onGestureStart, passiveListener);
      swiper.$wrapperEl.off('gesturechange', slideSelector, zoom.onGestureChange, passiveListener);
      swiper.$wrapperEl.off('gestureend', slideSelector, zoom.onGestureEnd, passiveListener);
    } else if (swiper.touchEvents.start === 'touchstart') {
      swiper.$wrapperEl.off(swiper.touchEvents.start, slideSelector, zoom.onGestureStart, passiveListener);
      swiper.$wrapperEl.off(swiper.touchEvents.move, slideSelector, zoom.onGestureChange, activeListenerWithCapture);
      swiper.$wrapperEl.off(swiper.touchEvents.end, slideSelector, zoom.onGestureEnd, passiveListener);
      if (swiper.touchEvents.cancel) {
        swiper.$wrapperEl.off(swiper.touchEvents.cancel, slideSelector, zoom.onGestureEnd, passiveListener);
      }
    }

    // Move image
    swiper.$wrapperEl.off(swiper.touchEvents.move, `.${swiper.params.zoom.containerClass}`, zoom.onTouchMove, activeListenerWithCapture);
  },
};

var zoom = {
  name: 'zoom',
  params: {
    zoom: {
      enabled: false,
      maxRatio: 3,
      minRatio: 1,
      toggle: true,
      containerClass: 'swiper-zoom-container',
      zoomedSlideClass: 'swiper-slide-zoomed',
    },
  },
  create() {
    const swiper = this;
    const zoom = {
      enabled: false,
      scale: 1,
      currentScale: 1,
      isScaling: false,
      gesture: {
        $slideEl: undefined,
        slideWidth: undefined,
        slideHeight: undefined,
        $imageEl: undefined,
        $imageWrapEl: undefined,
        maxRatio: 3,
      },
      image: {
        isTouched: undefined,
        isMoved: undefined,
        currentX: undefined,
        currentY: undefined,
        minX: undefined,
        minY: undefined,
        maxX: undefined,
        maxY: undefined,
        width: undefined,
        height: undefined,
        startX: undefined,
        startY: undefined,
        touchesStart: {},
        touchesCurrent: {},
      },
      velocity: {
        x: undefined,
        y: undefined,
        prevPositionX: undefined,
        prevPositionY: undefined,
        prevTime: undefined,
      },
    };

    ('onGestureStart onGestureChange onGestureEnd onTouchStart onTouchMove onTouchEnd onTransitionEnd toggle enable disable in out').split(' ').forEach((methodName) => {
      zoom[methodName] = Zoom[methodName].bind(swiper);
    });
    Utils.extend(swiper, {
      zoom,
    });

    let scale = 1;
    Object.defineProperty(swiper.zoom, 'scale', {
      get() {
        return scale;
      },
      set(value) {
        if (scale !== value) {
          const imageEl = swiper.zoom.gesture.$imageEl ? swiper.zoom.gesture.$imageEl[0] : undefined;
          const slideEl = swiper.zoom.gesture.$slideEl ? swiper.zoom.gesture.$slideEl[0] : undefined;
          swiper.emit('zoomChange', value, imageEl, slideEl);
        }
        scale = value;
      },
    });
  },
  on: {
    init() {
      const swiper = this;
      if (swiper.params.zoom.enabled) {
        swiper.zoom.enable();
      }
    },
    destroy() {
      const swiper = this;
      swiper.zoom.disable();
    },
    touchStart(e) {
      const swiper = this;
      if (!swiper.zoom.enabled) return;
      swiper.zoom.onTouchStart(e);
    },
    touchEnd(e) {
      const swiper = this;
      if (!swiper.zoom.enabled) return;
      swiper.zoom.onTouchEnd(e);
    },
    doubleTap(e) {
      const swiper = this;
      if (swiper.params.zoom.enabled && swiper.zoom.enabled && swiper.params.zoom.toggle) {
        swiper.zoom.toggle(e);
      }
    },
    transitionEnd() {
      const swiper = this;
      if (swiper.zoom.enabled && swiper.params.zoom.enabled) {
        swiper.zoom.onTransitionEnd();
      }
    },
    slideChange() {
      const swiper = this;
      if (swiper.zoom.enabled && swiper.params.zoom.enabled && swiper.params.cssMode) {
        swiper.zoom.onTransitionEnd();
      }
    },
  },
};

/* eslint no-underscore-dangle: "off" */

const Autoplay = {
  run() {
    const swiper = this;
    const $activeSlideEl = swiper.slides.eq(swiper.activeIndex);
    let delay = swiper.params.autoplay.delay;
    if ($activeSlideEl.attr('data-swiper-autoplay')) {
      delay = $activeSlideEl.attr('data-swiper-autoplay') || swiper.params.autoplay.delay;
    }
    clearTimeout(swiper.autoplay.timeout);
    swiper.autoplay.timeout = Utils.nextTick(() => {
      if (swiper.params.autoplay.reverseDirection) {
        if (swiper.params.loop) {
          swiper.loopFix();
          swiper.slidePrev(swiper.params.speed, true, true);
          swiper.emit('autoplay');
        } else if (!swiper.isBeginning) {
          swiper.slidePrev(swiper.params.speed, true, true);
          swiper.emit('autoplay');
        } else if (!swiper.params.autoplay.stopOnLastSlide) {
          swiper.slideTo(swiper.slides.length - 1, swiper.params.speed, true, true);
          swiper.emit('autoplay');
        } else {
          swiper.autoplay.stop();
        }
      } else if (swiper.params.loop) {
        swiper.loopFix();
        swiper.slideNext(swiper.params.speed, true, true);
        swiper.emit('autoplay');
      } else if (!swiper.isEnd) {
        swiper.slideNext(swiper.params.speed, true, true);
        swiper.emit('autoplay');
      } else if (!swiper.params.autoplay.stopOnLastSlide) {
        swiper.slideTo(0, swiper.params.speed, true, true);
        swiper.emit('autoplay');
      } else {
        swiper.autoplay.stop();
      }
      if (swiper.params.cssMode && swiper.autoplay.running) swiper.autoplay.run();
    }, delay);
  },
  start() {
    const swiper = this;
    if (typeof swiper.autoplay.timeout !== 'undefined') return false;
    if (swiper.autoplay.running) return false;
    swiper.autoplay.running = true;
    swiper.emit('autoplayStart');
    swiper.autoplay.run();
    return true;
  },
  stop() {
    const swiper = this;
    if (!swiper.autoplay.running) return false;
    if (typeof swiper.autoplay.timeout === 'undefined') return false;

    if (swiper.autoplay.timeout) {
      clearTimeout(swiper.autoplay.timeout);
      swiper.autoplay.timeout = undefined;
    }
    swiper.autoplay.running = false;
    swiper.emit('autoplayStop');
    return true;
  },
  pause(speed) {
    const swiper = this;
    if (!swiper.autoplay.running) return;
    if (swiper.autoplay.paused) return;
    if (swiper.autoplay.timeout) clearTimeout(swiper.autoplay.timeout);
    swiper.autoplay.paused = true;
    if (speed === 0 || !swiper.params.autoplay.waitForTransition) {
      swiper.autoplay.paused = false;
      swiper.autoplay.run();
    } else {
      swiper.$wrapperEl[0].addEventListener('transitionend', swiper.autoplay.onTransitionEnd);
      swiper.$wrapperEl[0].addEventListener('webkitTransitionEnd', swiper.autoplay.onTransitionEnd);
    }
  },
};

var autoplay = {
  name: 'autoplay',
  params: {
    autoplay: {
      enabled: false,
      delay: 3000,
      waitForTransition: true,
      disableOnInteraction: true,
      stopOnLastSlide: false,
      reverseDirection: false,
    },
  },
  create() {
    const swiper = this;
    Utils.extend(swiper, {
      autoplay: {
        running: false,
        paused: false,
        run: Autoplay.run.bind(swiper),
        start: Autoplay.start.bind(swiper),
        stop: Autoplay.stop.bind(swiper),
        pause: Autoplay.pause.bind(swiper),
        onVisibilityChange() {
          if (document.visibilityState === 'hidden' && swiper.autoplay.running) {
            swiper.autoplay.pause();
          }
          if (document.visibilityState === 'visible' && swiper.autoplay.paused) {
            swiper.autoplay.run();
            swiper.autoplay.paused = false;
          }
        },
        onTransitionEnd(e) {
          if (!swiper || swiper.destroyed || !swiper.$wrapperEl) return;
          if (e.target !== this) return;
          swiper.$wrapperEl[0].removeEventListener('transitionend', swiper.autoplay.onTransitionEnd);
          swiper.$wrapperEl[0].removeEventListener('webkitTransitionEnd', swiper.autoplay.onTransitionEnd);
          swiper.autoplay.paused = false;
          if (!swiper.autoplay.running) {
            swiper.autoplay.stop();
          } else {
            swiper.autoplay.run();
          }
        },
      },
    });
  },
  on: {
    init() {
      const swiper = this;
      if (swiper.params.autoplay.enabled) {
        swiper.autoplay.start();
        document.addEventListener('visibilitychange', swiper.autoplay.onVisibilityChange);
      }
    },
    beforeTransitionStart(speed, internal) {
      const swiper = this;
      if (swiper.autoplay.running) {
        if (internal || !swiper.params.autoplay.disableOnInteraction) {
          swiper.autoplay.pause(speed);
        } else {
          swiper.autoplay.stop();
        }
      }
    },
    sliderFirstMove() {
      const swiper = this;
      if (swiper.autoplay.running) {
        if (swiper.params.autoplay.disableOnInteraction) {
          swiper.autoplay.stop();
        } else {
          swiper.autoplay.pause();
        }
      }
    },
    touchEnd() {
      const swiper = this;
      if (swiper.params.cssMode && swiper.autoplay.paused && !swiper.params.autoplay.disableOnInteraction) {
        swiper.autoplay.run();
      }
    },
    destroy() {
      const swiper = this;
      if (swiper.autoplay.running) {
        swiper.autoplay.stop();
      }
      document.removeEventListener('visibilitychange', swiper.autoplay.onVisibilityChange);
    },
  },
};

// Swiper Class

const components = [
  Device$1,
  Support$1,
  Browser$1,
  Resize,
  Observer$1,
];

if (typeof Swiper.use === 'undefined') {
  Swiper.use = Swiper.Class.use;
  Swiper.installModule = Swiper.Class.installModule;
}

Swiper.use(components);

Swiper.use([pagination, scrollbar, autoplay, keyboard, zoom]);

exports.Swiper = Swiper;