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(function () {
  'use strict';

function _defineProperties(target, props) {
    for (var i = 0; i < props.length; i++) {
      var descriptor = props[i];
      descriptor.enumerable = descriptor.enumerable || false;
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    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
    if (staticProps) _defineProperties(Constructor, staticProps);
    return Constructor;
  }

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    subClass.prototype.constructor = subClass;

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      o.__proto__ = p;
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      Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
      return true;
    } catch (e) {
      return false;
    }
  }

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  }

function _isNativeFunction(fn) {
    return Function.toString.call(fn).indexOf("[native code]") !== -1;
  }

function _wrapNativeSuper(Class) {
    var _cache = typeof Map === "function" ? new Map() : undefined;

_wrapNativeSuper = function _wrapNativeSuper(Class) {
      if (Class === null || !_isNativeFunction(Class)) return Class;

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        throw new TypeError("Super expression must either be null or a function");
      }

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        constructor: {
          value: Wrapper,
          enumerable: false,
          writable: true,
          configurable: true
        }
      });
      return _setPrototypeOf(Wrapper, Class);
    };

return _wrapNativeSuper(Class);
  }

/**
   * Based on:
   * Very simple jQuery Color Picker
   * Copyright (C) 2012 Tanguy Krotoff
   * Licensed under the MIT license
   *
   * ADAPTED BY: Dimitris Grammatikogiannis
   *
   * MIT License
   *
   * Permission is hereby granted, free of charge, to any person obtaining
   * a copy of this software and associated documentation files (the
   * "Software"), to deal in the Software without restriction, including
   * without limitation the rights to use, copy, modify, merge, publish,
   * distribute, sublicense, and/or sell copies of the Software, and to
   * permit persons to whom the Software is furnished to do so, subject to
   * the following conditions:
   *
   * The above copyright notice and this permission notice shall be
   * included in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
   * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
   * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
   * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   */
  (function (customElements) {
    var KEYCODE = {
      TAB: 9,
      ESC: 27
    };
    var colorNames = {
      aliceblue: '#f0f8ff',
      antiquewhite: '#faebd7',
      aqua: '#00ffff',
      aquamarine: '#7fffd4',
      azure: '#f0ffff',
      beige: '#f5f5dc',
      bisque: '#ffe4c4',
      black: '#000000',
      blanchedalmond: '#ffebcd',
      blue: '#0000ff',
      blueviolet: '#8a2be2',
      brown: '#a52a2a',
      burlywood: '#deb887',
      cadetblue: '#5f9ea0',
      chartreuse: '#7fff00',
      chocolate: '#d2691e',
      coral: '#ff7f50',
      cornflowerblue: '#6495ed',
      cornsilk: '#fff8dc',
      crimson: '#dc143c',
      cyan: '#00ffff',
      darkblue: '#00008b',
      darkcyan: '#008b8b',
      darkgoldenrod: '#b8860b',
      darkgray: '#a9a9a9',
      darkgreen: '#006400',
      darkgrey: '#a9a9a9',
      darkkhaki: '#bdb76b',
      darkmagenta: '#8b008b',
      darkolivegreen: '#556b2f',
      darkorange: '#ff8c00',
      darkorchid: '#9932cc',
      darkred: '#8b0000',
      darksalmon: '#e9967a',
      darkseagreen: '#8fbc8f',
      darkslateblue: '#483d8b',
      darkslategray: '#2f4f4f',
      darkslategrey: '#2f4f4f',
      darkturquoise: '#00ced1',
      darkviolet: '#9400d3',
      deeppink: '#ff1493',
      deepskyblue: '#00bfff',
      dimgray: '#696969',
      dimgrey: '#696969',
      dodgerblue: '#1e90ff',
      firebrick: '#b22222',
      floralwhite: '#fffaf0',
      forestgreen: '#228b22',
      fuchsia: '#ff00ff',
      gainsboro: '#dcdcdc',
      ghostwhite: '#f8f8ff',
      gold: '#ffd700',
      goldenrod: '#daa520',
      gray: '#808080',
      green: '#008000',
      greenyellow: '#adff2f',
      grey: '#808080',
      honeydew: '#f0fff0',
      hotpink: '#ff69b4',
      indianred: '#cd5c5c',
      indigo: '#4b0082',
      ivory: '#fffff0',
      khaki: '#f0e68c',
      lavender: '#e6e6fa',
      lavenderblush: '#fff0f5',
      lawngreen: '#7cfc00',
      lemonchiffon: '#fffacd',
      lightblue: '#add8e6',
      lightcoral: '#f08080',
      lightcyan: '#e0ffff',
      lightgoldenrodyellow: '#fafad2',
      lightgray: '#d3d3d3',
      lightgreen: '#90ee90',
      lightgrey: '#d3d3d3',
      lightpink: '#ffb6c1',
      lightsalmon: '#ffa07a',
      lightseagreen: '#20b2aa',
      lightskyblue: '#87cefa',
      lightslategray: '#778899',
      lightslategrey: '#778899',
      lightsteelblue: '#b0c4de',
      lightyellow: '#ffffe0',
      lime: '#00ff00',
      limegreen: '#32cd32',
      linen: '#faf0e6',
      magenta: '#ff00ff',
      maroon: '#800000',
      mediumaquamarine: '#66cdaa',
      mediumblue: '#0000cd',
      mediumorchid: '#ba55d3',
      mediumpurple: '#9370db',
      mediumseagreen: '#3cb371',
      mediumslateblue: '#7b68ee',
      mediumspringgreen: '#00fa9a',
      mediumturquoise: '#48d1cc',
      mediumvioletred: '#c71585',
      midnightblue: '#191970',
      mintcream: '#f5fffa',
      mistyrose: '#ffe4e1',
      moccasin: '#ffe4b5',
      navajowhite: '#ffdead',
      navy: '#000080',
      oldlace: '#fdf5e6',
      olive: '#808000',
      olivedrab: '#6b8e23',
      orange: '#ffa500',
      orangered: '#ff4500',
      orchid: '#da70d6',
      palegoldenrod: '#eee8aa',
      palegreen: '#98fb98',
      paleturquoise: '#afeeee',
      palevioletred: '#db7093',
      papayawhip: '#ffefd5',
      peachpuff: '#ffdab9',
      peru: '#cd853f',
      pink: '#ffc0cb',
      plum: '#dda0dd',
      powderblue: '#b0e0e6',
      purple: '#800080',
      red: '#ff0000',
      rosybrown: '#bc8f8f',
      royalblue: '#4169e1',
      saddlebrown: '#8b4513',
      salmon: '#fa8072',
      sandybrown: '#f4a460',
      seagreen: '#2e8b57',
      seashell: '#fff5ee',
      sienna: '#a0522d',
      silver: '#c0c0c0',
      skyblue: '#87ceeb',
      slateblue: '#6a5acd',
      slategray: '#708090',
      slategrey: '#708090',
      snow: '#fffafa',
      springgreen: '#00ff7f',
      steelblue: '#4682b4',
      tan: '#d2b48c',
      teal: '#008080',
      thistle: '#d8bfd8',
      tomato: '#ff6347',
      turquoise: '#40e0d0',
      violet: '#ee82ee',
      wheat: '#f5deb3',
      white: '#ffffff',
      whitesmoke: '#f5f5f5',
      yellow: '#ffff00',
      yellowgreen: '#9acd32'
    };

var JoomlaFieldSimpleColor = /*#__PURE__*/function (_HTMLElement) {
      _inheritsLoose(JoomlaFieldSimpleColor, _HTMLElement);

function JoomlaFieldSimpleColor() {
        var _this;

_this = _HTMLElement.call(this) || this; // Define some variables

_this.select = '';
        _this.options = [];
        _this.icon = '';
        _this.panel = '';
        _this.buttons = [];
        _this.focusableElements = null;
        _this.focusableSelectors = ['a[href]', 'area[href]', 'input:not([disabled])', 'select:not([disabled])', 'textarea:not([disabled])', 'button:not([disabled])', 'iframe', 'object', 'embed', '[contenteditable]', '[tabindex]:not([tabindex^="-"])'];
        return _this;
      }

var _proto = JoomlaFieldSimpleColor.prototype;

_proto.connectedCallback = function connectedCallback() {
        var _this2 = this;

this.select = this.querySelector('select');

if (!this.select) {
          throw new Error('Simple color field requires a select element');
        }

this.options = [].slice.call(this.select.querySelectorAll('option'));
        this.select.classList.add('hidden'); // Build the pop up

this.options.forEach(function (option) {
          var color = option.value;
          var clss = 'swatch';

if (color === 'none') {
            clss += ' nocolor';
            color = 'transparent';
          }

if (option.selected) {
            clss += ' active';
          }

var el = document.createElement('button');
          el.setAttribute('class', clss);
          el.style.backgroundColor = color;
          el.setAttribute('type', 'button');
          var a11yColor = color === 'transparent' ? _this2.textTransp : _this2.getColorName(color);
          el.innerHTML = Joomla.sanitizeHtml("<span class=\"visually-hidden\">" + a11yColor + "</span>");

_this2.buttons.push(el);
        }); // Add a close button

var close = document.createElement('button');
        close.setAttribute('class', 'btn-close');
        close.setAttribute('type', 'button');
        close.innerHTML = Joomla.sanitizeHtml(this.textClose);
        this.buttons.push(close);
        var color = this.select.value;
        var clss = '';

if (color === 'none') {
          clss += ' nocolor';
          color = 'transparent';
        }

this.icon = document.createElement('button');

if (clss) {
          this.icon.setAttribute('class', clss);
        }

var uniqueId = "simple-color-" + Math.random().toString(36).substr(2, 10);
        this.icon.setAttribute('type', 'button');
        this.icon.setAttribute('tabindex', '0');
        this.icon.style.backgroundColor = color;
        this.icon.innerHTML = Joomla.sanitizeHtml("<span class=\"visually-hidden\">" + this.textSelect + "</span>");
        this.icon.id = uniqueId;
        this.select.insertAdjacentElement('beforebegin', this.icon);
        this.icon.addEventListener('click', this.show.bind(this));
        this.panel = document.createElement('div');
        this.panel.classList.add('simplecolors-panel');
        this.panel.setAttribute('aria-labelledby', uniqueId);
        this.hide = this.hide.bind(this);
        this.colorSelect = this.colorSelect.bind(this);
        this.buttons.forEach(function (el) {
          if (el.classList.contains('btn-close')) {
            el.addEventListener('click', _this2.hide);
          } else {
            el.addEventListener('click', _this2.colorSelect);
          }

_this2.panel.insertAdjacentElement('beforeend', el);
        });
        this.appendChild(this.panel);
        this.focusableElements = [].slice.call(this.panel.querySelectorAll(this.focusableSelectors.join()));
        this.keys = this.keys.bind(this);
        this.hide = this.hide.bind(this);
        this.mousedown = this.mousedown.bind(this);
      };

// Show the panel
      _proto.show = function show() {
        document.addEventListener('mousedown', this.hide);
        this.addEventListener('keydown', this.keys);
        this.panel.addEventListener('mousedown', this.mousedown);
        this.panel.setAttribute('data-open', '');
        var focused = this.panel.querySelector('button');

if (focused) {
          focused.focus();
        }
      } // Hide panel
      ;

_proto.hide = function hide() {
        document.removeEventListener('mousedown', this.hide, false);
        this.removeEventListener('keydown', this.keys);

if (this.panel.hasAttribute('data-open')) {
          this.panel.removeAttribute('data-open');
        }

this.icon.focus();
      };

_proto.colorSelect = function colorSelect(e) {
        var color = '';
        var bgcolor = '';
        var clss = '';

if (e.target.classList.contains('nocolor')) {
          color = 'none';
          bgcolor = 'transparent';
          clss = 'nocolor';
        } else {
          color = this.rgb2hex(e.target.style.backgroundColor);
          bgcolor = color;
        } // Reset the active class

this.buttons.forEach(function (el) {
          if (el.classList.contains('active')) {
            el.classList.remove('active');
          }
        }); // Add the active class to the selected button

e.target.classList.add('active');
        this.icon.classList.remove('nocolor');
        this.icon.setAttribute('class', clss);
        this.icon.style.backgroundColor = bgcolor; // trigger change event both on the select and on the custom element

this.select.dispatchEvent(new Event('change'));
        this.dispatchEvent(new CustomEvent('change', {
          detail: {
            value: color
          },
          bubbles: true
        })); // Hide the panel

this.hide(); // Change select value

this.options.forEach(function (el) {
          if (el.selected) {
            el.removeAttribute('selected');
          }

if (el.value === bgcolor) {
            el.setAttribute('selected', '');
          }
        });
      };

_proto.keys = function keys(e) {
        if (e.keyCode === KEYCODE.ESC) {
          this.hide();
        }

if (e.keyCode === KEYCODE.TAB) {
          // Get the index of the current active element
          var focusedIndex = this.focusableElements.indexOf(document.activeElement); // If first element is focused and shiftkey is in use, focus last item within modal

if (e.shiftKey && (focusedIndex === 0 || focusedIndex === -1)) {
            this.focusableElements[this.focusableElements.length - 1].focus();
            e.preventDefault();
          } // If last element is focused and shiftkey is not in use, focus first item within modal

if (!e.shiftKey && focusedIndex === this.focusableElements.length - 1) {
            this.focusableElements[0].focus();
            e.preventDefault();
          }
        }
      } // Prevents the mousedown event from "eating" the click event.
      // eslint-disable-next-line class-methods-use-this
      ;

_proto.mousedown = function mousedown(e) {
        e.stopPropagation();
        e.preventDefault();
      };

_proto.getColorName = function getColorName(value) {
        // Expand any short code
        var newValue = value;

if (value.length === 4) {
          var tmpValue = value.split('');
          newValue = tmpValue[0] + tmpValue[1] + tmpValue[1] + tmpValue[2] + tmpValue[2] + tmpValue[3] + tmpValue[3];
        } // eslint-disable-next-line no-restricted-syntax

for (var color in colorNames) {
          // eslint-disable-next-line no-prototype-builtins
          if (colorNames.hasOwnProperty(color) && newValue.toLowerCase() === colorNames[color]) {
            return color;
          }
        }

return this.textColor + " " + value.replace('#', '').split('').join(', ');
      }
      /**
       * Converts a RGB color to its hexadecimal value.
       * See http://stackoverflow.com/questions/1740700/get-hex-value-rather-than-rgb-value-using-$
       */
      // eslint-disable-next-line class-methods-use-this
      ;

_proto.rgb2hex = function rgb2hex(rgb) {
        var hex = function hex(x) {
          return ("0" + parseInt(x, 10).toString(16)).slice(-2);
        };

var matches = rgb.match(/^rgb$(\d+),\s*(\d+),\s*(\d+)$$/);
        return "#" + hex(matches[1]) + hex(matches[2]) + hex(matches[3]);
      };

_createClass(JoomlaFieldSimpleColor, [{
        key: "textSelect",
        get: function get() {
          return this.getAttribute('text-select');
        }
      }, {
        key: "textColor",
        get: function get() {
          return this.getAttribute('text-color');
        }
      }, {
        key: "textClose",
        get: function get() {
          return this.getAttribute('text-close');
        }
      }, {
        key: "textTransp",
        get: function get() {
          return this.getAttribute('text-transparent');
        }
      }], [{
        key: "observedAttributes",
        get: function get() {
          return ['text-select', 'text-color', 'text-close', 'text-transparent'];
        }
      }]);

return JoomlaFieldSimpleColor;
    }( /*#__PURE__*/_wrapNativeSuper(HTMLElement));

customElements.define('joomla-field-simple-color', JoomlaFieldSimpleColor);
  })(customElements);

}());