/*******************************************************************************
 * Copyright (c) 2011, 2013 Rüdiger Herrmann and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Rüdiger Herrmann - initial API and implementation
 *    EclipseSource - ongoing development
 ******************************************************************************/
package org.eclipse.rap.tools.launch.rwt.internal.delegate;

import java.io.File;

import org.eclipse.core.runtime.IPath;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.rap.tools.launch.rwt.internal.RWTLaunchActivator;
import org.eclipse.rap.tools.launch.rwt.internal.config.RWTLaunchConfig;
import org.eclipse.rap.tools.launch.rwt.internal.util.IOUtil;


class RWTLaunch {

  private static final String PREFIX = RWTLaunch.class.getName();
  private static final String PORT = PREFIX + "#port"; //$NON-NLS-1$

  private final ILaunch launch;
  private final RWTLaunchConfig config;

  RWTLaunch( ILaunch launch ) {
    this.launch = launch;
    this.config = new RWTLaunchConfig( launch.getLaunchConfiguration() );
  }

  RWTLaunchConfig getLaunchConfig() {
    return config;
  }

  void setPort( int port ) {
    launch.setAttribute( PORT, String.valueOf( port ) );
  }

  int getPort() {
    int result = -1;
    String attribute = launch.getAttribute( PORT );
    if( attribute != null ) {
      result = Integer.valueOf( attribute ).intValue();
    }
    return result;
  }

  void cleanUp() {
    IOUtil.delete( getBasePath() );
  }

  File getJettyHomePath() {
    return getPath( "jetty-home" ); //$NON-NLS-1$
  }

  File getWebAppPath() {
    return getPath( "web-app" ); //$NON-NLS-1$
  }

  File getWebXmlPath() {
    return new File( getWebAppPath(), "WEB-INF/web.xml" ); //$NON-NLS-1$
  }

  private File getPath( String suffix ) {
    File basePath = getBasePath();
    return new File( basePath, suffix );
  }

  private File getBasePath() {
    IPath stateLocation = RWTLaunchActivator.getDefault().getStateLocation();
    IPath basePath = stateLocation.append( config.getName() );
    return basePath.toFile();
  }

}