/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package rdaexp;

import java.io.FileInputStream;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileNameExtensionFilter;
import org.anarres.parallelgzip.ParallelGZIPInputStream;
import org.renjin.serialization.RDataReader;
import org.renjin.sexp.SEXP;


/**
 *
 * @author Martin
 */
public class RDA extends javax.swing.JFrame {

    /**
     * Creates new form RDA
     */
    public RDA() {
        initComponents();
    }

    /**
     * This method is called from within the constructor to initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is always
     * regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        jTextField1 = new javax.swing.JTextField();
        menuBar = new javax.swing.JMenuBar();
        fileMenu = new javax.swing.JMenu();
        openMenuItem = new javax.swing.JMenuItem();
        saveMenuItem = new javax.swing.JMenuItem();
        exitMenuItem = new javax.swing.JMenuItem();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jTextField1.setName("cap"); // NOI18N

        fileMenu.setMnemonic('f');
        fileMenu.setText("File");

        openMenuItem.setMnemonic('o');
        openMenuItem.setText("Open");
        openMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                openMenuItemActionPerformed(evt);
            }
        });
        fileMenu.add(openMenuItem);

        saveMenuItem.setMnemonic('s');
        saveMenuItem.setText("Save");
        fileMenu.add(saveMenuItem);

        exitMenuItem.setMnemonic('x');
        exitMenuItem.setText("Exit");
        exitMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                exitMenuItemActionPerformed(evt);
            }
        });
        fileMenu.add(exitMenuItem);

        menuBar.add(fileMenu);

        setJMenuBar(menuBar);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 307, javax.swing.GroupLayout.PREFERRED_SIZE)
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 138, javax.swing.GroupLayout.PREFERRED_SIZE)
        );

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void exitMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exitMenuItemActionPerformed
        System.exit(0);
    }//GEN-LAST:event_exitMenuItemActionPerformed

    private void openMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_openMenuItemActionPerformed
       
                JFileChooser chooser = new JFileChooser();
        FileNameExtensionFilter filter = new FileNameExtensionFilter(
                "RDA files", "rda");
        chooser.setFileFilter(filter);
        int returnVal = chooser.showOpenDialog(null);
        if(returnVal == JFileChooser.APPROVE_OPTION) {
            System.out.println("You chose to open this file: " +
                    chooser.getSelectedFile().getName());
 
            
            
//       try {            
//                       
//                String sta ="file:///" + chooser.getSelectedFile().getAbsolutePath();
//           // Create memory model, read in RDF/XML document 
//           Model model = ModelFactory.createDefaultModel();
//           
//   //        Reader reader = new InputStreamReader(sta,"UTF-8");
////InputSource is = new InputSource(reader);
////is.setEncoding("UTF-8");
//
// //   File initialFile = chooser.getSelectedFile();
//  //  InputStream targetStream = new FileInputStream(initialFile);
//
//          
//          
//           model.read(sta);
//
//
//           // Print out objects in model using toString
//           NodeIterator iter = model.listObjects(  );
//           while (iter.hasNext(  )) {
//                System.out.println("  " + iter.next(  ).toString(  ));
//           }

 try{ 
  ScriptEngineManager manager = new ScriptEngineManager();  
  // create a Renjin engine:  
  ScriptEngine engine = manager.getEngineByName("Renjin");  
  
  if(engine == null) {  
   throw new RuntimeException("Some error msg");  
  }  
 
 
  FileInputStream in = new FileInputStream(chooser.getSelectedFile().getAbsolutePath()); 
  ParallelGZIPInputStream zin = new ParallelGZIPInputStream(in); 
  RDataReader reader = new RDataReader(zin); 
  SEXP x = reader.readFile();
//  PairList results = (PairList) reader.readFile();
  
 // SEXP x = results.getElementAsSEXP(1);; 
  
     System.out.println(x.asString());
  
           } catch (Exception e) {
                    System.out.println("Failed: " + e);
           }

        }

                       
    }//GEN-LAST:event_openMenuItemActionPerformed

    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        /* Set the Nimbus look and feel */
        //<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
        /* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
         * For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html 
         */
        try {
            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
                if ("Nimbus".equals(info.getName())) {
                    javax.swing.UIManager.setLookAndFeel(info.getClassName());
                    break;
                }
            }
        } catch (ClassNotFoundException ex) {
            java.util.logging.Logger.getLogger(RDA.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (InstantiationException ex) {
            java.util.logging.Logger.getLogger(RDA.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (IllegalAccessException ex) {
            java.util.logging.Logger.getLogger(RDA.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        } catch (javax.swing.UnsupportedLookAndFeelException ex) {
            java.util.logging.Logger.getLogger(RDA.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
        }
        //</editor-fold>

        /* Create and display the form */
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                RDA rr = new RDA();
                rr.jTextField1.setText("Otevřete požadovaný soubor RDA");
                rr.setLocationRelativeTo(null);
                rr.setVisible(true);
            }
        });
    }
    


    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JMenuItem exitMenuItem;
    private javax.swing.JMenu fileMenu;
    private javax.swing.JTextField jTextField1;
    private javax.swing.JMenuBar menuBar;
    private javax.swing.JMenuItem openMenuItem;
    private javax.swing.JMenuItem saveMenuItem;
    // End of variables declaration//GEN-END:variables

}