text: "use strict";
  /**
   * Copyright 2019 Google Inc. 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.
   */
  Object.defineProperty(exports, "__esModule", { value: true });
  exports.LifecycleWatcher = void 0;
  const assert_js_1 = require("./assert.js");
  const helper_js_1 = require("./helper.js");
  const Errors_js_1 = require("./Errors.js");
  const FrameManager_js_1 = require("./FrameManager.js");
  const NetworkManager_js_1 = require("./NetworkManager.js");
  const Connection_js_1 = require("./Connection.js");
  const puppeteerToProtocolLifecycle = new Map([
      ['load', 'load'],
      ['domcontentloaded', 'DOMContentLoaded'],
      ['networkidle0', 'networkIdle'],
      ['networkidle2', 'networkAlmostIdle'],
  ]);
  /**
   * @internal
   */
  class LifecycleWatcher {
      constructor(frameManager, frame, waitUntil, timeout) {
          if (Array.isArray(waitUntil))
              waitUntil = waitUntil.slice();
          else if (typeof waitUntil === 'string')
              waitUntil = [waitUntil];
          this._expectedLifecycle = waitUntil.map((value) => {
              const protocolEvent = puppeteerToProtocolLifecycle.get(value);
              assert_js_1.assert(protocolEvent, 'Unknown value for options.waitUntil: ' + value);
              return protocolEvent;
          });
          this._frameManager = frameManager;
          this._frame = frame;
          this._initialLoaderId = frame._loaderId;
          this._timeout = timeout;
          this._navigationRequest = null;
          this._eventListeners = [
              helper_js_1.helper.addEventListener(frameManager._client, Connection_js_1.CDPSessionEmittedEvents.Disconnected, () => this._terminate(new Error('Navigation failed because browser has disconnected!'))),
              helper_js_1.helper.addEventListener(this._frameManager, FrameManager_js_1.FrameManagerEmittedEvents.LifecycleEvent, this._checkLifecycleComplete.bind(this)),
              helper_js_1.helper.addEventListener(this._frameManager, FrameManager_js_1.FrameManagerEmittedEvents.FrameNavigatedWithinDocument, this._navigatedWithinDocument.bind(this)),
              helper_js_1.helper.addEventListener(this._frameManager, FrameManager_js_1.FrameManagerEmittedEvents.FrameDetached, this._onFrameDetached.bind(this)),
              helper_js_1.helper.addEventListener(this._frameManager.networkManager(), NetworkManager_js_1.NetworkManagerEmittedEvents.Request, this._onRequest.bind(this)),
          ];
          this._sameDocumentNavigationPromise = new Promise((fulfill) => {
              this._sameDocumentNavigationCompleteCallback = fulfill;
          });
          this._lifecyclePromise = new Promise((fulfill) => {
              this._lifecycleCallback = fulfill;
          });
          this._newDocumentNavigationPromise = new Promise((fulfill) => {
              this._newDocumentNavigationCompleteCallback = fulfill;
          });
          this._timeoutPromise = this._createTimeoutPromise();
          this._terminationPromise = new Promise((fulfill) => {
              this._terminationCallback = fulfill;
          });
          this._checkLifecycleComplete();
      }
      _onRequest(request) {
          if (request.frame() !== this._frame || !request.isNavigationRequest())
              return;
          this._navigationRequest = request;
      }
      _onFrameDetached(frame) {
          if (this._frame === frame) {
              this._terminationCallback.call(null, new Error('Navigating frame was detached'));
              return;
          }
          this._checkLifecycleComplete();
      }
      navigationResponse() {
          return this._navigationRequest ? this._navigationRequest.response() : null;
      }
      _terminate(error) {
          this._terminationCallback.call(null, error);
      }
      sameDocumentNavigationPromise() {
          return this._sameDocumentNavigationPromise;
      }
      newDocumentNavigationPromise() {
          return this._newDocumentNavigationPromise;
      }
      lifecyclePromise() {
          return this._lifecyclePromise;
      }
      timeoutOrTerminationPromise() {
          return Promise.race([this._timeoutPromise, this._terminationPromise]);
      }
      _createTimeoutPromise() {
          if (!this._timeout)
              return new Promise(() => { });
          const errorMessage = 'Navigation timeout of ' + this._timeout + ' ms exceeded';
          return new Promise((fulfill) => (this._maximumTimer = setTimeout(fulfill, this._timeout))).then(() => new Errors_js_1.TimeoutError(errorMessage));
      }
      _navigatedWithinDocument(frame) {
          if (frame !== this._frame)
              return;
          this._hasSameDocumentNavigation = true;
          this._checkLifecycleComplete();
      }
      _checkLifecycleComplete() {
          // We expect navigation to commit.
          if (!checkLifecycle(this._frame, this._expectedLifecycle))
              return;
          this._lifecycleCallback();
          if (this._frame._loaderId === this._initialLoaderId &&
              !this._hasSameDocumentNavigation)
              return;
          if (this._hasSameDocumentNavigation)
              this._sameDocumentNavigationCompleteCallback();
          if (this._frame._loaderId !== this._initialLoaderId)
              this._newDocumentNavigationCompleteCallback();
          /**
           * @param {!Frame} frame
           * @param {!Array<string>} expectedLifecycle
           * @returns {boolean}
           */
          function checkLifecycle(frame, expectedLifecycle) {
              for (const event of expectedLifecycle) {
                  if (!frame._lifecycleEvents.has(event))
                      return false;
              }
              for (const child of frame.childFrames()) {
                  if (!checkLifecycle(child, expectedLifecycle))
                      return false;
              }
              return true;
          }
      }
      dispose() {
          helper_js_1.helper.removeEventListeners(this._eventListeners);
          clearTimeout(this._maximumTimer);
      }
  }
  exports.LifecycleWatcher = LifecycleWatcher;
  