/**
 * Copyright 2019 Adobe. All rights reserved.
 * This file is licensed to you under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License. You may obtain a copy
 * of the License at http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under
 * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR REPRESENTATIONS
 * OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */

import {BaseComponent} from '../../../coral-base-component';
import {Decorator} from '../../../coral-decorator';
import {transform} from '../../../coral-utils';

const CLASSNAME = '_coral-Slider-item';

/**
 @class Coral.Slider.Item
 @classdesc The Slider item
 @htmltag coral-slider-item
 @extends {HTMLElement}
 @extends {BaseComponent}
 */
const SliderItem = Decorator(class extends BaseComponent(HTMLElement) {
  /**
   The slider's item value.
   This should contain a number formatted as a string (e.g.: "10") or an empty string.

   @type {String}
   @default ""
   @htmlattribute value
   @htmlattributereflected
   */
  get value() {
    return this.getAttribute('value');
  }

  set value(value) {
    this._reflectAttribute('value', transform.string(value));
  }

  // @compat
  get content() {
    return this;
  }

  set content(value) {
    if (value instanceof HTMLElement) {
      /** @ignore */
      this.innerHTML = value.innerHTML;
    }
  }

  /** @ignore */
  render() {
    super.render();

    this.classList.add(CLASSNAME);
  }
});

export default SliderItem;
