text: /*
   * Copyright (C) 2012 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  import * as Common from '../common/common.js';  // eslint-disable-line no-unused-vars
  import * as SDK from '../sdk/sdk.js';
  import * as Workspace from '../workspace/workspace.js';
  
  import {DebuggerWorkspaceBinding} from './DebuggerWorkspaceBinding.js';
  import {LiveLocation, LiveLocationPool} from './LiveLocation.js';  // eslint-disable-line no-unused-vars
  
  /** @type {!WeakMap<!SDK.DebuggerModel.DebuggerModel, !PresentationConsoleMessageHelper>} */
  const debuggerModelToMessageHelperMap = new WeakMap();
  
  /**
   * @implements {SDK.SDKModel.SDKModelObserver<!SDK.DebuggerModel.DebuggerModel>}
   */
  export class PresentationConsoleMessageManager {
    constructor() {
      SDK.SDKModel.TargetManager.instance().observeModels(SDK.DebuggerModel.DebuggerModel, this);
  
      SDK.ConsoleModel.ConsoleModel.instance().addEventListener(
          SDK.ConsoleModel.Events.ConsoleCleared, this._consoleCleared, this);
      SDK.ConsoleModel.ConsoleModel.instance().addEventListener(
          SDK.ConsoleModel.Events.MessageAdded,
          event => this._consoleMessageAdded(/** @type {!SDK.ConsoleModel.ConsoleMessage} */ (event.data)));
      SDK.ConsoleModel.ConsoleModel.instance().messages().forEach(this._consoleMessageAdded, this);
    }
  
    /**
     * @override
     * @param {!SDK.DebuggerModel.DebuggerModel} debuggerModel
     */
    modelAdded(debuggerModel) {
      debuggerModelToMessageHelperMap.set(debuggerModel, new PresentationConsoleMessageHelper(debuggerModel));
    }
  
    /**
     * @override
     * @param {!SDK.DebuggerModel.DebuggerModel} debuggerModel
     */
    modelRemoved(debuggerModel) {
      const helper = debuggerModelToMessageHelperMap.get(debuggerModel);
      if (helper) {
        helper._consoleCleared();
      }
    }
  
    /**
     * @param {!SDK.ConsoleModel.ConsoleMessage} message
     */
    _consoleMessageAdded(message) {
      const runtimeModel = message.runtimeModel();
      if (!message.isErrorOrWarning() || !message.runtimeModel() ||
          message.source === SDK.ConsoleModel.MessageSource.Violation || !runtimeModel) {
        return;
      }
      const helper = debuggerModelToMessageHelperMap.get(runtimeModel.debuggerModel());
      if (helper) {
        helper._consoleMessageAdded(message);
      }
    }
  
    _consoleCleared() {
      for (const debuggerModel of SDK.SDKModel.TargetManager.instance().models(SDK.DebuggerModel.DebuggerModel)) {
        const helper = debuggerModelToMessageHelperMap.get(debuggerModel);
        if (helper) {
          helper._consoleCleared();
        }
      }
    }
  }
  
  export class PresentationConsoleMessageHelper {
    /**
     * @param {!SDK.DebuggerModel.DebuggerModel} debuggerModel
     */
    constructor(debuggerModel) {
      this._debuggerModel = debuggerModel;
  
      /** @type {!Object.<string, !Array.<!SDK.ConsoleModel.ConsoleMessage>>} */
      this._pendingConsoleMessages = {};
  
      /** @type {!Array.<!PresentationConsoleMessage>} */
      this._presentationConsoleMessages = [];
  
      // TODO(dgozman): setImmediate because we race with DebuggerWorkspaceBinding on ParsedScriptSource event delivery.
      debuggerModel.addEventListener(SDK.DebuggerModel.Events.ParsedScriptSource, event => {
        setImmediate(this._parsedScriptSource.bind(this, event));
      });
      debuggerModel.addEventListener(SDK.DebuggerModel.Events.GlobalObjectCleared, this._debuggerReset, this);
  
      this._locationPool = new LiveLocationPool();
    }
  
    /**
     * @param {!SDK.ConsoleModel.ConsoleMessage} message
     */
    _consoleMessageAdded(message) {
      const rawLocation = this._rawLocation(message);
      if (rawLocation) {
        this._addConsoleMessageToScript(message, rawLocation);
      } else {
        this._addPendingConsoleMessage(message);
      }
    }
  
    /**
     * @param {!SDK.ConsoleModel.ConsoleMessage} message
     * @return {?SDK.DebuggerModel.Location}
     */
    _rawLocation(message) {
      if (message.scriptId) {
        return this._debuggerModel.createRawLocationByScriptId(message.scriptId, message.line, message.column);
      }
      const callFrame = message.stackTrace && message.stackTrace.callFrames ? message.stackTrace.callFrames[0] : null;
      if (callFrame) {
        return this._debuggerModel.createRawLocationByScriptId(
            callFrame.scriptId, callFrame.lineNumber, callFrame.columnNumber);
      }
      if (message.url) {
        return this._debuggerModel.createRawLocationByURL(message.url, message.line, message.column);
      }
      return null;
    }
  
    /**
     * @param {!SDK.ConsoleModel.ConsoleMessage} message
     * @param {!SDK.DebuggerModel.Location} rawLocation
     */
    _addConsoleMessageToScript(message, rawLocation) {
      this._presentationConsoleMessages.push(new PresentationConsoleMessage(message, rawLocation, this._locationPool));
    }
  
    /**
     * @param {!SDK.ConsoleModel.ConsoleMessage} message
     */
    _addPendingConsoleMessage(message) {
      if (!message.url) {
        return;
      }
      if (!this._pendingConsoleMessages[message.url]) {
        this._pendingConsoleMessages[message.url] = [];
      }
      this._pendingConsoleMessages[message.url].push(message);
    }
  
    /**
     * @param {!Common.EventTarget.EventTargetEvent} event
     */
    _parsedScriptSource(event) {
      const script = /** @type {!SDK.Script.Script} */ (event.data);
  
      const messages = this._pendingConsoleMessages[script.sourceURL];
      if (!messages) {
        return;
      }
  
      const pendingMessages = [];
      for (let i = 0; i < messages.length; i++) {
        const message = messages[i];
        const rawLocation = this._rawLocation(message);
        if (!rawLocation) {
          continue;
        }
        if (script.scriptId === rawLocation.scriptId) {
          this._addConsoleMessageToScript(message, rawLocation);
        } else {
          pendingMessages.push(message);
        }
      }
  
      if (pendingMessages.length) {
        this._pendingConsoleMessages[script.sourceURL] = pendingMessages;
      } else {
        delete this._pendingConsoleMessages[script.sourceURL];
      }
    }
  
    _consoleCleared() {
      this._pendingConsoleMessages = {};
      this._debuggerReset();
    }
  
    _debuggerReset() {
      for (const message of this._presentationConsoleMessages) {
        message.dispose();
      }
      this._presentationConsoleMessages = [];
      this._locationPool.disposeAll();
    }
  }
  
  /**
   * @unrestricted
   */
  export class PresentationConsoleMessage {
    /**
     * @param {!SDK.ConsoleModel.ConsoleMessage} message
     * @param {!SDK.DebuggerModel.Location} rawLocation
     * @param {!LiveLocationPool} locationPool
     */
    constructor(message, rawLocation, locationPool) {
      this._text = message.messageText;
      this._level = message.level === SDK.ConsoleModel.MessageLevel.Error ? Workspace.UISourceCode.Message.Level.Error :
                                                                            Workspace.UISourceCode.Message.Level.Warning;
      DebuggerWorkspaceBinding.instance().createLiveLocation(rawLocation, this._updateLocation.bind(this), locationPool);
    }
  
    /**
     * @param {!LiveLocation} liveLocation
     */
    async _updateLocation(liveLocation) {
      if (this._uiMessage) {
        this._uiMessage.remove();
      }
      const uiLocation = await liveLocation.uiLocation();
      if (!uiLocation) {
        return;
      }
      this._uiMessage =
          uiLocation.uiSourceCode.addLineMessage(this._level, this._text, uiLocation.lineNumber, uiLocation.columnNumber);
    }
  
    dispose() {
      if (this._uiMessage) {
        this._uiMessage.remove();
      }
    }
  }
  