/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation..  All rights reserved.
*/

package org.pentaho.reporting.designer.extensions.pentaho.repository.actions;

import java.awt.Component;

import org.pentaho.reporting.designer.core.ReportDesignerContext;
import org.pentaho.reporting.designer.core.auth.AuthenticationData;
import org.pentaho.reporting.designer.core.editor.ReportRenderContext;
import org.pentaho.reporting.designer.core.util.exceptions.UncaughtExceptionsModel;
import org.pentaho.reporting.designer.extensions.pentaho.repository.Messages;
import org.pentaho.reporting.designer.extensions.pentaho.repository.util.PublishUtil;
import org.pentaho.reporting.engine.classic.core.modules.gui.commonswing.ExceptionDialog;

public class OpenFileFromRepositoryTask implements AuthenticatedServerTask {
  private AuthenticationData loginData;
  private boolean storeUpdates;
  private ReportDesignerContext designerContext;
  private Component uiContext;
  private SelectFileFromRepositoryTask selectFileFromRepositoryTask;

  public OpenFileFromRepositoryTask( final ReportDesignerContext designerContext,
                                     final Component uiContext ) {

    this.designerContext = designerContext;
    this.uiContext = uiContext;

    selectFileFromRepositoryTask = new SelectFileFromRepositoryTask( uiContext );
  }

  public void setLoginData( final AuthenticationData loginData,
                            final boolean storeUpdates ) {
    this.loginData = loginData;
    this.storeUpdates = storeUpdates;
  }

  /**
   * When an object implementing interface <code>Runnable</code> is used to create a thread, starting the thread causes
   * the object's <code>run</code> method to be called in that separately executing thread.
   * <p/>
   * The general contract of the method <code>run</code> is that it may take any action whatsoever.
   *
   * @see Thread#run()
   */
  public void run() {
    try {
      final String oldName = loginData.getOption( "lastFilename" );
      final String selectedReport = selectFileFromRepositoryTask.selectFile( loginData, oldName );
      if ( selectedReport == null ) {
        return;
      }
      loginData.setOption( "lastFilename", selectedReport );
      if ( storeUpdates ) {
        designerContext.getGlobalAuthenticationStore().add( loginData, true );
      }

      final ReportRenderContext context = PublishUtil.openReport( designerContext, loginData, selectedReport );
      if ( context != null ) {
        context.setProperty( "pentaho-login-url", loginData.getUrl() );
        context.getAuthenticationStore().add( loginData, true );
      }

      designerContext.getView().setWelcomeVisible( false );
    } catch ( Exception exception ) {
      // ignore .. repeat whole process as we assume it is an authentication error
      ExceptionDialog.showExceptionDialog( uiContext,
        Messages.getInstance().getString( "LoadReportFromRepositoryAction.Error.Title" ),
        Messages.getInstance().formatMessage( "LoadReportFromRepositoryAction.Error.Message",
          exception.getMessage() ), exception );
      UncaughtExceptionsModel.getInstance().addException( exception );
    }
  }
}