/**
 * Copyright 2016 The AMP HTML Authors. All Rights Reserved.
 *
 * Licensed 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 CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/** @const @private {string} */
const SRC_PREFIX_ = 'https://ib.3lift.com/';
/**
 * @param {!Window} win
 * @param {!Element} element
 * @param {boolean} useRemoteHtml
 * @return {boolean}
 */
export function tripleliftIsA4AEnabled(win, element, useRemoteHtml) {
  let src;
  return !useRemoteHtml && !!element.getAttribute('data-use-a4a') && !!(src =
    element.getAttribute('src')) && src.indexOf(SRC_PREFIX_) == 0;
}
