// Copyright (c) 2010 The Chromium Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

package org.chromium.debug.core;

import org.chromium.debug.core.model.ResourceManager;

import org.chromium.debug.core.model.StackFrame;

import org.chromium.debug.core.model.VmResourceId;

import org.chromium.sdk.Breakpoint;

import org.chromium.sdk.Script;

import org.eclipse.core.resources.IProject;

import org.eclipse.core.runtime.CoreException;

import org.eclipse.debug.core.sourcelookup.AbstractSourceLookupDirector;

import org.eclipse.debug.core.sourcelookup.AbstractSourceLookupParticipant;

import org.eclipse.debug.core.sourcelookup.ISourceLookupParticipant;

/**

 * A source lookup director implementation that provides a simple participant and

 * accepts instance of virtual project once it is created.

 */

public class ChromiumSourceDirector extends AbstractSourceLookupDirector {

  private volatile ResourceManager resourceManager = null;

  private volatile IProject project = null;

  private volatile ReverseSourceLookup reverseSourceLookup = null;

  public void initializeParticipants() {

    ISourceLookupParticipant participant = new AbstractSourceLookupParticipant() {

      public String getSourceName(Object object) throws CoreException {

        Script script = null;

        if (object instanceof Script) {

          script = (Script) object;

        } else if (object instanceof StackFrame) {

          StackFrame jsStackFrame = (StackFrame) object;

          script = jsStackFrame.getCallFrame().getScript();

        } else if (object instanceof Breakpoint) {

          Breakpoint breakpoint = (Breakpoint) object;

          return breakpoint.getScriptName();

        }

        if (script == null) {

          return null;

        }

        return VmResourceId.forScript(script).getEclipseSourceName();

      }

    };

    addParticipants(new ISourceLookupParticipant[] { participant } );

  }

  public void initializeVProjectContainers(IProject project, ResourceManager resourceManager) {

    this.resourceManager = resourceManager;

    this.project = project;

    this.reverseSourceLookup = new ReverseSourceLookup(this);

  }

  public ReverseSourceLookup getReverseSourceLookup() {

    return reverseSourceLookup;

  }

  public ResourceManager getResourceManager() {

    return resourceManager;

  }

  IProject getProject() {

    return project;

  }

}