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 package org.netbeans.modules.python.project.ui.actions;

 import java.io.IOException;

 import java.util.HashMap;

 import java.util.Map;

 import org.netbeans.api.project.ProjectUtils;

 import org.netbeans.modules.python.api.PythonExecution;

 import org.netbeans.modules.python.api.PythonPlatform;

 import org.netbeans.modules.python.project.PythonProject;

 import org.netbeans.modules.python.project.ui.Utils;

 import org.netbeans.spi.project.ActionProvider;

 import org.openide.filesystems.FileObject;

 import org.openide.filesystems.FileUtil;

 import org.openide.filesystems.Repository;

 import org.openide.loaders.DataFolder;

 import org.openide.loaders.DataObject;

 import org.openide.loaders.DataObjectNotFoundException;

 import org.openide.util.Exceptions;

 import org.openide.util.Lookup;

 /**

  *

  * @author Amit Saha <amitksaha@netbeans.org>

  * 

  */

 public class CleanBuildCommand extends Command {

     public CleanBuildCommand(PythonProject project) {

         super(project);

     }

     @Override

     public String getCommandId() {

         return ActionProvider.COMMAND_REBUILD;

     }

     @Override

     public void invokeAction(Lookup context) throws IllegalArgumentException {

         final PythonProject pyProject = getProject();

         final PythonPlatform platform = checkProjectPythonPlatform(pyProject);

         //@todo investigate into the use cases for this action. Do we *really*

         // need this?

         // A 'setup.py' file is needed build a Python egg

         // If a 'setup.py' already exists in the source root, do not create a new

         // file, else create a bare minimal 'setup.py'

         // file for the Egg building process

         // the template file is defined in /org/netbeans/modules/python/editor

         ///templates/setup.py.ftl

         //Find the source root(s) directory in  which all the sources live

        FileObject[] roots = pyProject.getSourceRoots().getRoots();

         for (FileObject root : roots) {

             System.out.println("Src Folder:  " + root.getPath());

         }

         if (findSetupFile(pyProject) != null) {

             try {

                 deleteSetupFile(roots[0]);

             } catch (IOException ex) {

                 Exceptions.printStackTrace(ex);

             }

         }

         try {

             createSetupFile(Repository.getDefault().getDefaultFileSystem().findResource("Templates/Python/_setup.py"), roots[0], "setup.py");

         } catch (IOException ex) {

             Exceptions.printStackTrace(ex);

         }

         if (platform == null) {

             return; // invalid platform user has been warn in check so safe to return

         }

         if (getProperties().getMainModule() == null ||

                 getProperties().getMainModule().equals("")) {

             String main = Utils.chooseMainModule(getProject().getSourceRoots().getRoots());

             getProperties().setMainModule(main);

             getProperties().save();

         }

         // Obtain the FileObject of the 'setup.py' file

         FileObject script=null;

         for (FileObject root : roots) {

             script = root.getFileObject("setup", "py");

         }

         assert script != null; //check

         PythonExecution pyexec = new PythonExecution();

         pyexec.setDisplayName(ProjectUtils.getInformation(pyProject).getDisplayName());

         //Set work dir - probably we need a property to store work dir

         FileObject path = script.getParent();

         //System.out.println("Working directory" + path);

         pyexec.setWorkingDirectory(path.getPath());

         pyexec.setCommand(platform.getInterpreterCommand());

         //Set python script

         //path = FileUtil.toFile(script).getAbsolutePath();

         pyexec.setScript(FileUtil.toFile(script).getAbsolutePath());

         pyexec.setCommandArgs(platform.getInterpreterArgs());

         pyexec.setScriptArgs("bdist_egg"); //build the Egg

         //build path & set

         //build path & set

         pyexec.setPath(PythonPlatform.buildPath(super.buildPythonPath(platform, pyProject)));

         pyexec.setJavaPath(PythonPlatform.buildPath(super.buildJavaPath(platform, pyProject)));

         pyexec.setShowControls(true);

         pyexec.setShowInput(true);

         pyexec.setShowWindow(true);

         pyexec.addStandardRecognizers();

         //System.out.println("Executing::" + pyexec.getScript() + " with::" + pyexec.getScriptArgs());

         pyexec.run();

     }

     @Override

     public boolean isActionEnabled(Lookup context) throws IllegalArgumentException {

         return true;

     }

     protected static FileObject findSetupFile(final PythonProject pyProject) {

         final FileObject[] roots = pyProject.getSourceRoots().getRoots();

         final String setupFile = "setup.py";

         if (setupFile == null) {

             return null;

         }

         FileObject fo = null;

         for (FileObject root : roots) {

             fo = root.getFileObject(setupFile);

             if (fo != null) {

                 break;

             }

         }

         return fo;

     }

     private void createSetupFile(FileObject template, FileObject parent, String filename) throws IOException {

         try {

             DataFolder dataFolder = DataFolder.findFolder(parent);

             DataObject dataTemplate = DataObject.find(template);

             //Strip extension when needed

             int index = filename.lastIndexOf('.');

             if (index > 0 && index < filename.length() - 1 && "py".equalsIgnoreCase(filename.substring(index + 1))) {

                 filename = filename.substring(0, index);

             }

             //create the map of objects

             Map ftl_objects = new HashMap();

             ftl_objects.put("project_name", getProject().getName());

             dataTemplate.createFromTemplate(dataFolder, filename, ftl_objects);

         } catch (DataObjectNotFoundException ex) {

             Exceptions.printStackTrace(ex);

         }

     }

     private void deleteSetupFile(FileObject src) throws IOException {

         src.getFileObject("setup", "py").delete();

     }

 }