modal.js

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
  typeof define === 'function' && define.amd ? define(['jquery', './util.js'], factory) :
  (global.Modal = factory(global.jQuery,global.Util));
}(this, (function ($,Util) { 'use strict';

  $ = $ && $.hasOwnProperty('default') ? $['default'] : $;
  Util = Util && Util.hasOwnProperty('default') ? Util['default'] : Util;

  function _defineProperties(target, props) {
    for (var i = 0; i < props.length; i++) {
      var descriptor = props[i];
      descriptor.enumerable = descriptor.enumerable || false;
      descriptor.configurable = true;
      if ("value" in descriptor) descriptor.writable = true;
      Object.defineProperty(target, descriptor.key, descriptor);
    }
  }

  function _createClass(Constructor, protoProps, staticProps) {
    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
    if (staticProps) _defineProperties(Constructor, staticProps);
    return Constructor;
  }

  function _defineProperty(obj, key, value) {
    if (key in obj) {
      Object.defineProperty(obj, key, {
        value: value,
        enumerable: true,
        configurable: true,
        writable: true
      });
    } else {
      obj[key] = value;
    }

    return obj;
  }

  function _objectSpread(target) {
    for (var i = 1; i < arguments.length; i++) {
      var source = arguments[i] != null ? arguments[i] : {};
      var ownKeys = Object.keys(source);

      if (typeof Object.getOwnPropertySymbols === 'function') {
        ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
          return Object.getOwnPropertyDescriptor(source, sym).enumerable;
        }));
      }

      ownKeys.forEach(function (key) {
        _defineProperty(target, key, source[key]);
      });
    }

    return target;
  }

  /**
   * --------------------------------------------------------------------------
   * Bootstrap (v4.1.3): modal.js
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
   * --------------------------------------------------------------------------
   */

  var Modal = function ($$$1) {
    /**
     * ------------------------------------------------------------------------
     * Constants
     * ------------------------------------------------------------------------
     */
    var NAME = 'modal';
    var VERSION = '4.1.3';
    var DATA_KEY = 'bs.modal';
    var EVENT_KEY = "." + DATA_KEY;
    var DATA_API_KEY = '.data-api';
    var JQUERY_NO_CONFLICT = $$$1.fn[NAME];
    var ESCAPE_KEYCODE = 27; // KeyboardEvent.which value for Escape (Esc) key

    var Default = {
      backdrop: true,
      keyboard: true,
      focus: true,
      show: true
    };
    var DefaultType = {
      backdrop: '(boolean|string)',
      keyboard: 'boolean',
      focus: 'boolean',
      show: 'boolean'
    };
    var Event = {
      HIDE: "hide" + EVENT_KEY,
      HIDDEN: "hidden" + EVENT_KEY,
      SHOW: "show" + EVENT_KEY,
      SHOWN: "shown" + EVENT_KEY,
      FOCUSIN: "focusin" + EVENT_KEY,
      RESIZE: "resize" + EVENT_KEY,
      CLICK_DISMISS: "click.dismiss" + EVENT_KEY,
      KEYDOWN_DISMISS: "keydown.dismiss" + EVENT_KEY,
      MOUSEUP_DISMISS: "mouseup.dismiss" + EVENT_KEY,
      MOUSEDOWN_DISMISS: "mousedown.dismiss" + EVENT_KEY,
      CLICK_DATA_API: "click" + EVENT_KEY + DATA_API_KEY
    };
    var ClassName = {
      SCROLLBAR_MEASURER: 'modal-scrollbar-measure',
      BACKDROP: 'modal-backdrop',
      OPEN: 'modal-open',
      FADE: 'fade',
      SHOW: 'show'
    };
    var Selector = {
      DIALOG: '.modal-dialog',
      DATA_TOGGLE: '[data-toggle="modal"]',
      DATA_DISMISS: '[data-dismiss="modal"]',
      FIXED_CONTENT: '.fixed-top, .fixed-bottom, .is-fixed, .sticky-top',
      STICKY_CONTENT: '.sticky-top'
      /**
       * ------------------------------------------------------------------------
       * Class Definition
       * ------------------------------------------------------------------------
       */

    };

    var Modal =
    /*#__PURE__*/
    function () {
      function Modal(element, config) {
        this._config = this._getConfig(config);
        this._element = element;
        this._dialog = element.querySelector(Selector.DIALOG);
        this._backdrop = null;
        this._isShown = false;
        this._isBodyOverflowing = false;
        this._ignoreBackdropClick = false;
        this._scrollbarWidth = 0;
      } // Getters


      var _proto = Modal.prototype;

      // Public
      _proto.toggle = function toggle(relatedTarget) {
        return this._isShown ? this.hide() : this.show(relatedTarget);
      };

      _proto.show = function show(relatedTarget) {
        var _this = this;

        if (this._isTransitioning || this._isShown) {
          return;
        }

        if ($$$1(this._element).hasClass(ClassName.FADE)) {
          this._isTransitioning = true;
        }

        var showEvent = $$$1.Event(Event.SHOW, {
          relatedTarget: relatedTarget
        });
        $$$1(this._element).trigger(showEvent);

        if (this._isShown || showEvent.isDefaultPrevented()) {
          return;
        }

        this._isShown = true;

        this._checkScrollbar();

        this._setScrollbar();

        this._adjustDialog();

        $$$1(document.body).addClass(ClassName.OPEN);

        this._setEscapeEvent();

        this._setResizeEvent();

        $$$1(this._element).on(Event.CLICK_DISMISS, Selector.DATA_DISMISS, function (event) {
          return _this.hide(event);
        });
        $$$1(this._dialog).on(Event.MOUSEDOWN_DISMISS, function () {
          $$$1(_this._element).one(Event.MOUSEUP_DISMISS, function (event) {
            if ($$$1(event.target).is(_this._element)) {
              _this._ignoreBackdropClick = true;
            }
          });
        });

        this._showBackdrop(function () {
          return _this._showElement(relatedTarget);
        });
      };

      _proto.hide = function hide(event) {
        var _this2 = this;

        if (event) {
          event.preventDefault();
        }

        if (this._isTransitioning || !this._isShown) {
          return;
        }

        var hideEvent = $$$1.Event(Event.HIDE);
        $$$1(this._element).trigger(hideEvent);

        if (!this._isShown || hideEvent.isDefaultPrevented()) {
          return;
        }

        this._isShown = false;
        var transition = $$$1(this._element).hasClass(ClassName.FADE);

        if (transition) {
          this._isTransitioning = true;
        }

        this._setEscapeEvent();

        this._setResizeEvent();

        $$$1(document).off(Event.FOCUSIN);
        $$$1(this._element).removeClass(ClassName.SHOW);
        $$$1(this._element).off(Event.CLICK_DISMISS);
        $$$1(this._dialog).off(Event.MOUSEDOWN_DISMISS);

        if (transition) {
          var transitionDuration = Util.getTransitionDurationFromElement(this._element);
          $$$1(this._element).one(Util.TRANSITION_END, function (event) {
            return _this2._hideModal(event);
          }).emulateTransitionEnd(transitionDuration);
        } else {
          this._hideModal();
        }
      };

      _proto.dispose = function dispose() {
        $$$1.removeData(this._element, DATA_KEY);
        $$$1(window, document, this._element, this._backdrop).off(EVENT_KEY);
        this._config = null;
        this._element = null;
        this._dialog = null;
        this._backdrop = null;
        this._isShown = null;
        this._isBodyOverflowing = null;
        this._ignoreBackdropClick = null;
        this._scrollbarWidth = null;
      };

      _proto.handleUpdate = function handleUpdate() {
        this._adjustDialog();
      }; // Private


      _proto._getConfig = function _getConfig(config) {
        config = _objectSpread({}, Default, config);
        Util.typeCheckConfig(NAME, config, DefaultType);
        return config;
      };

      _proto._showElement = function _showElement(relatedTarget) {
        var _this3 = this;

        var transition = $$$1(this._element).hasClass(ClassName.FADE);

        if (!this._element.parentNode || this._element.parentNode.nodeType !== Node.ELEMENT_NODE) {
          // Don't move modal's DOM position
          document.body.appendChild(this._element);
        }

        this._element.style.display = 'block';

        this._element.removeAttribute('aria-hidden');

        this._element.scrollTop = 0;

        if (transition) {
          Util.reflow(this._element);
        }

        $$$1(this._element).addClass(ClassName.SHOW);

        if (this._config.focus) {
          this._enforceFocus();
        }

        var shownEvent = $$$1.Event(Event.SHOWN, {
          relatedTarget: relatedTarget
        });

        var transitionComplete = function transitionComplete() {
          if (_this3._config.focus) {
            _this3._element.focus();
          }

          _this3._isTransitioning = false;
          $$$1(_this3._element).trigger(shownEvent);
        };

        if (transition) {
          var transitionDuration = Util.getTransitionDurationFromElement(this._element);
          $$$1(this._dialog).one(Util.TRANSITION_END, transitionComplete).emulateTransitionEnd(transitionDuration);
        } else {
          transitionComplete();
        }
      };

      _proto._enforceFocus = function _enforceFocus() {
        var _this4 = this;

        $$$1(document).off(Event.FOCUSIN) // Guard against infinite focus loop
        .on(Event.FOCUSIN, function (event) {
          if (document !== event.target && _this4._element !== event.target && $$$1(_this4._element).has(event.target).length === 0) {
            _this4._element.focus();
          }
        });
      };

      _proto._setEscapeEvent = function _setEscapeEvent() {
        var _this5 = this;

        if (this._isShown && this._config.keyboard) {
          $$$1(this._element).on(Event.KEYDOWN_DISMISS, function (event) {
            if (event.which === ESCAPE_KEYCODE) {
              event.preventDefault();

              _this5.hide();
            }
          });
        } else if (!this._isShown) {
          $$$1(this._element).off(Event.KEYDOWN_DISMISS);
        }
      };

      _proto._setResizeEvent = function _setResizeEvent() {
        var _this6 = this;

        if (this._isShown) {
          $$$1(window).on(Event.RESIZE, function (event) {
            return _this6.handleUpdate(event);
          });
        } else {
          $$$1(window).off(Event.RESIZE);
        }
      };

      _proto._hideModal = function _hideModal() {
        var _this7 = this;

        this._element.style.display = 'none';

        this._element.setAttribute('aria-hidden', true);

        this._isTransitioning = false;

        this._showBackdrop(function () {
          $$$1(document.body).removeClass(ClassName.OPEN);

          _this7._resetAdjustments();

          _this7._resetScrollbar();

          $$$1(_this7._element).trigger(Event.HIDDEN);
        });
      };

      _proto._removeBackdrop = function _removeBackdrop() {
        if (this._backdrop) {
          $$$1(this._backdrop).remove();
          this._backdrop = null;
        }
      };

      _proto._showBackdrop = function _showBackdrop(callback) {
        var _this8 = this;

        var animate = $$$1(this._element).hasClass(ClassName.FADE) ? ClassName.FADE : '';

        if (this._isShown && this._config.backdrop) {
          this._backdrop = document.createElement('div');
          this._backdrop.className = ClassName.BACKDROP;

          if (animate) {
            this._backdrop.classList.add(animate);
          }

          $$$1(this._backdrop).appendTo(document.body);
          $$$1(this._element).on(Event.CLICK_DISMISS, function (event) {
            if (_this8._ignoreBackdropClick) {
              _this8._ignoreBackdropClick = false;
              return;
            }

            if (event.target !== event.currentTarget) {
              return;
            }

            if (_this8._config.backdrop === 'static') {
              _this8._element.focus();
            } else {
              _this8.hide();
            }
          });

          if (animate) {
            Util.reflow(this._backdrop);
          }

          $$$1(this._backdrop).addClass(ClassName.SHOW);

          if (!callback) {
            return;
          }

          if (!animate) {
            callback();
            return;
          }

          var backdropTransitionDuration = Util.getTransitionDurationFromElement(this._backdrop);
          $$$1(this._backdrop).one(Util.TRANSITION_END, callback).emulateTransitionEnd(backdropTransitionDuration);
        } else if (!this._isShown && this._backdrop) {
          $$$1(this._backdrop).removeClass(ClassName.SHOW);

          var callbackRemove = function callbackRemove() {
            _this8._removeBackdrop();

            if (callback) {
              callback();
            }
          };

          if ($$$1(this._element).hasClass(ClassName.FADE)) {
            var _backdropTransitionDuration = Util.getTransitionDurationFromElement(this._backdrop);

            $$$1(this._backdrop).one(Util.TRANSITION_END, callbackRemove).emulateTransitionEnd(_backdropTransitionDuration);
          } else {
            callbackRemove();
          }
        } else if (callback) {
          callback();
        }
      }; // ----------------------------------------------------------------------
      // the following methods are used to handle overflowing modals
      // todo (fat): these should probably be refactored out of modal.js
      // ----------------------------------------------------------------------


      _proto._adjustDialog = function _adjustDialog() {
        var isModalOverflowing = this._element.scrollHeight > document.documentElement.clientHeight;

        if (!this._isBodyOverflowing && isModalOverflowing) {
          this._element.style.paddingLeft = this._scrollbarWidth + "px";
        }

        if (this._isBodyOverflowing && !isModalOverflowing) {
          this._element.style.paddingRight = this._scrollbarWidth + "px";
        }
      };

      _proto._resetAdjustments = function _resetAdjustments() {
        this._element.style.paddingLeft = '';
        this._element.style.paddingRight = '';
      };

      _proto._checkScrollbar = function _checkScrollbar() {
        var rect = document.body.getBoundingClientRect();
        this._isBodyOverflowing = rect.left + rect.right < window.innerWidth;
        this._scrollbarWidth = this._getScrollbarWidth();
      };

      _proto._setScrollbar = function _setScrollbar() {
        var _this9 = this;

        if (this._isBodyOverflowing) {
          // Note: DOMNode.style.paddingRight returns the actual value or '' if not set
          //   while $(DOMNode).css('padding-right') returns the calculated value or 0 if not set
          var fixedContent = [].slice.call(document.querySelectorAll(Selector.FIXED_CONTENT));
          var stickyContent = [].slice.call(document.querySelectorAll(Selector.STICKY_CONTENT)); // Adjust fixed content padding

          $$$1(fixedContent).each(function (index, element) {
            var actualPadding = element.style.paddingRight;
            var calculatedPadding = $$$1(element).css('padding-right');
            $$$1(element).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + _this9._scrollbarWidth + "px");
          }); // Adjust sticky content margin

          $$$1(stickyContent).each(function (index, element) {
            var actualMargin = element.style.marginRight;
            var calculatedMargin = $$$1(element).css('margin-right');
            $$$1(element).data('margin-right', actualMargin).css('margin-right', parseFloat(calculatedMargin) - _this9._scrollbarWidth + "px");
          }); // Adjust body padding

          var actualPadding = document.body.style.paddingRight;
          var calculatedPadding = $$$1(document.body).css('padding-right');
          $$$1(document.body).data('padding-right', actualPadding).css('padding-right', parseFloat(calculatedPadding) + this._scrollbarWidth + "px");
        }
      };

      _proto._resetScrollbar = function _resetScrollbar() {
        // Restore fixed content padding
        var fixedContent = [].slice.call(document.querySelectorAll(Selector.FIXED_CONTENT));
        $$$1(fixedContent).each(function (index, element) {
          var padding = $$$1(element).data('padding-right');
          $$$1(element).removeData('padding-right');
          element.style.paddingRight = padding ? padding : '';
        }); // Restore sticky content

        var elements = [].slice.call(document.querySelectorAll("" + Selector.STICKY_CONTENT));
        $$$1(elements).each(function (index, element) {
          var margin = $$$1(element).data('margin-right');

          if (typeof margin !== 'undefined') {
            $$$1(element).css('margin-right', margin).removeData('margin-right');
          }
        }); // Restore body padding

        var padding = $$$1(document.body).data('padding-right');
        $$$1(document.body).removeData('padding-right');
        document.body.style.paddingRight = padding ? padding : '';
      };

      _proto._getScrollbarWidth = function _getScrollbarWidth() {
        // thx d.walsh
        var scrollDiv = document.createElement('div');
        scrollDiv.className = ClassName.SCROLLBAR_MEASURER;
        document.body.appendChild(scrollDiv);
        var scrollbarWidth = scrollDiv.getBoundingClientRect().width - scrollDiv.clientWidth;
        document.body.removeChild(scrollDiv);
        return scrollbarWidth;
      }; // Static


      Modal._jQueryInterface = function _jQueryInterface(config, relatedTarget) {
        return this.each(function () {
          var data = $$$1(this).data(DATA_KEY);

          var _config = _objectSpread({}, Default, $$$1(this).data(), typeof config === 'object' && config ? config : {});

          if (!data) {
            data = new Modal(this, _config);
            $$$1(this).data(DATA_KEY, data);
          }

          if (typeof config === 'string') {
            if (typeof data[config] === 'undefined') {
              throw new TypeError("No method named \"" + config + "\"");
            }

            data[config](relatedTarget);
          } else if (_config.show) {
            data.show(relatedTarget);
          }
        });
      };

      _createClass(Modal, null, [{
        key: "VERSION",
        get: function get() {
          return VERSION;
        }
      }, {
        key: "Default",
        get: function get() {
          return Default;
        }
      }]);

      return Modal;
    }();
    /**
     * ------------------------------------------------------------------------
     * Data Api implementation
     * ------------------------------------------------------------------------
     */


    $$$1(document).on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
      var _this10 = this;

      var target;
      var selector = Util.getSelectorFromElement(this);

      if (selector) {
        target = document.querySelector(selector);
      }

      var config = $$$1(target).data(DATA_KEY) ? 'toggle' : _objectSpread({}, $$$1(target).data(), $$$1(this).data());

      if (this.tagName === 'A' || this.tagName === 'AREA') {
        event.preventDefault();
      }

      var $target = $$$1(target).one(Event.SHOW, function (showEvent) {
        if (showEvent.isDefaultPrevented()) {
          // Only register focus restorer if modal will actually get shown
          return;
        }

        $target.one(Event.HIDDEN, function () {
          if ($$$1(_this10).is(':visible')) {
            _this10.focus();
          }
        });
      });

      Modal._jQueryInterface.call($$$1(target), config, this);
    });
    /**
     * ------------------------------------------------------------------------
     * jQuery
     * ------------------------------------------------------------------------
     */

    $$$1.fn[NAME] = Modal._jQueryInterface;
    $$$1.fn[NAME].Constructor = Modal;

    $$$1.fn[NAME].noConflict = function () {
      $$$1.fn[NAME] = JQUERY_NO_CONFLICT;
      return Modal._jQueryInterface;
    };

    return Modal;
  }($);

  return Modal;

})));
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