/*
 * TextEditingTargetRHelper.java
 *
 * Copyright (C) 2022 by Posit Software, PBC
 *
 * Unless you have received this program directly from Posit Software pursuant
 * to the terms of a commercial license agreement with Posit Software, then
 * this program is licensed to you under the terms of version 3 of the
 * GNU Affero General Public License. This program is distributed WITHOUT
 * ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING THOSE OF NON-INFRINGEMENT,
 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Please refer to the
 * AGPL (http://www.gnu.org/licenses/agpl-3.0.txt) for more details.
 *
 */

package org.rstudio.studio.client.workbench.views.source.editors.text;

import org.rstudio.core.client.widget.OperationWithInput;
import org.rstudio.studio.client.RStudioGinjector;
import org.rstudio.studio.client.application.events.EventBus;
import org.rstudio.studio.client.workbench.views.console.events.SendToConsoleEvent;
import org.rstudio.studio.client.workbench.views.source.editors.EditingTarget;
import com.google.inject.Inject;

public class TextEditingTargetRHelper
{
   public TextEditingTargetRHelper(DocDisplay docDisplay)
   {
      docDisplay_ = docDisplay;
      RStudioGinjector.INSTANCE.injectMembers(this);
   }

   @Inject
   void initialize(EventBus eventBus)
   {
      eventBus_ = eventBus;
   }

   public boolean customSource(EditingTarget editingTarget)
   {
      TextEditingTargetCommentHeaderHelper customSource = new TextEditingTargetCommentHeaderHelper(
         docDisplay_.getCode(),
         "source",
         "#"
      );
      
      // No work to do if we didn't find a comment header
      if (!customSource.hasCommentHeader())
         return false;

      customSource.buildCommand(
         editingTarget.getPath(),
         new OperationWithInput<String>() 
         {
            @Override
            public void execute(String command)
            {
               eventBus_.fireEvent(new SendToConsoleEvent(command, true));
            }
         }
      );

      return true;
   }

   private EventBus eventBus_; 
   private DocDisplay docDisplay_;
}
