/*
 * loadMachine.java
 *
 * Created on December 7, 2002, 2:28 PM
 */

package JSE;
import java.io.*;

 /*
 * @author  S
 */
public class Machine extends javax.swing.JFrame {
    
    /** Creates new form loadMachine */   
    private ReadMachine rm;    
    private DataInputStream in;
    private LoadedMachine mach[];
    private int loadedNum;
    private String path, machName, prot, fn;
    
    
    public Machine() {
        initComponents();     
        mach = new LoadedMachine[2];
        loadedNum = 0;
        
    }
    
    /** 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.
     */
    private void initComponents() {//GEN-BEGIN:initComponents
        jPanel1 = new javax.swing.JPanel();
        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        txtProtoName = new javax.swing.JTextField();
        txtMachineName = new javax.swing.JTextField();
        cmdBtnCancel = new javax.swing.JButton();
        cmdBtnEnter = new javax.swing.JButton();

        setTitle("Machine");
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                exitForm(evt);
            }
        });

        jPanel1.setLayout(new org.netbeans.lib.awtextra.AbsoluteLayout());

        jPanel1.setPreferredSize(new java.awt.Dimension(600, 200));
        jLabel1.setText("Load Machine:  Full Machine Name is <Protocol_Name>.<Machine_Name>");
        jPanel1.add(jLabel1, new org.netbeans.lib.awtextra.AbsoluteConstraints(20, 20, -1, -1));

        jLabel2.setText("Please Enter Protocol_Name:");
        jPanel1.add(jLabel2, new org.netbeans.lib.awtextra.AbsoluteConstraints(50, 70, -1, -1));

        jLabel3.setText("Please Enter Machine Name:");
        jPanel1.add(jLabel3, new org.netbeans.lib.awtextra.AbsoluteConstraints(50, 100, -1, -1));

        jPanel1.add(txtProtoName, new org.netbeans.lib.awtextra.AbsoluteConstraints(240, 70, 310, 20));

        txtMachineName.setMaximumSize(new java.awt.Dimension(4, 20));
        txtMachineName.setName("null");
        jPanel1.add(txtMachineName, new org.netbeans.lib.awtextra.AbsoluteConstraints(240, 100, 310, -1));

        cmdBtnCancel.setText("Cancel");
        cmdBtnCancel.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmdBtnCancelActionPerformed(evt);
            }
        });

        jPanel1.add(cmdBtnCancel, new org.netbeans.lib.awtextra.AbsoluteConstraints(470, 150, -1, -1));

        cmdBtnEnter.setText("Submit");
        cmdBtnEnter.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cmdBtnEnterActionPerformed(evt);
            }
        });

        jPanel1.add(cmdBtnEnter, new org.netbeans.lib.awtextra.AbsoluteConstraints(380, 150, -1, -1));

        getContentPane().add(jPanel1, java.awt.BorderLayout.NORTH);

        pack();
    }//GEN-END:initComponents

    private void cmdBtnEnterActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cmdBtnEnterActionPerformed
        // Add your handling code here:
       boolean result;       
       File dir1 = new File (".");

        //if ( cmdBtnEnter.getText().compareTo("Load") == 0 )
        //{
            //Open Machine File             
            rm = new ReadMachine();
            try{
                path = dir1.getCanonicalPath();           
                machName = getMachineName();
                prot = getProtocolName();
                fn = path + "\\" + prot + "." + machName;
                result = rm.openFile(fn);     
                                
                if ( result == false )
                {
                    txtMachineName.setText("File Open Failed: " + fn);
                }
                else{
                    in = rm.getInFile();
                    loadIt();
                }
            }catch(Exception e){   
                txtMachineName.setText("Failed");                
            }           
        //}       
        
    }//GEN-LAST:event_cmdBtnEnterActionPerformed
    
    public void loadIt()
    {
        
        int numStates;
        int initState;
        int numFinalStates;                           
        int numEdges = 0;
        int finalStIds[];
        int i, j;              
        int thisMach = 0;
        State thisState;                     
        char c;
        

        
        //t.toString().valueOf();
        //in.skip(' ');
        //Only Load 2 machines at one time, 3rd machine loaded overwrites first
        if ( loadedNum == 0 || loadedNum == 2 ){
            thisMach = 0;                   
            loadedNum = 1;
        }
        else if ( loadedNum == 1 ){        
            thisMach = 1;       
            loadedNum = 2;
        }
        
        try{               
            
            //Load from File
            //c = in.readChar();
            numStates = in.readInt();
            initState = in.readInt();           
            numFinalStates = in.readInt();
            
            finalStIds = new int[numFinalStates];                               
            
            //Reading in Final States
            for ( i = 0; i < numFinalStates; i++)
            {
                finalStIds[i] = in.readInt();
            }                 
            
            mach[thisMach] = new LoadedMachine(machName, numStates, initState, numFinalStates);            
            
            //Build States
            for ( i = 0; i < numStates; i++)
            {
                numEdges = in.readInt();
                thisState = mach[thisMach].getState(i);
                thisState.setNumEdges(numEdges);
                
                for ( j = 0; j < numEdges; j++){
                    thisState.getEdge(j).setcommSign(in.readChar());
                    thisState.getEdge(j).setLetter(in.readChar());
                    thisState.getEdge(j).setToState(mach[thisMach].getState((in.readInt() - 1)));
                }
                
            }                        
            
            //Set FinalStates
            for ( i = 0; i < numFinalStates; i++)
            {
                mach[thisMach].setFinalState(i, (finalStIds[i]-1));                
            }                    
            
            txtMachineName.setText("Loaded");
            
        }catch (Exception e){
            
            txtMachineName.setText("Not Loaded");
        }        
        
    }
    
    public void drawIt()
    {
        
    }
    
    public LoadedMachine getMachine(int mNum)
    {
        return mach[mNum];
    }
    
    public void unLoadMachines()
    {
        //Set mach[] = Null Destroy them
        //Clear the Drawings
    }
    
    public String getMachineName()
    {
        String tempName;
        
        tempName = txtMachineName.getText();
        return tempName;
        
    }

    public String getProtocolName()
    {
        String tempName;
        
        tempName = txtProtoName.getText();
        return tempName;
    }
    
    public void setBtnEnterText(String newName)
    {
        cmdBtnEnter.setText(newName);
    }
    
    private void cmdBtnCancelActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cmdBtnCancelActionPerformed
        // Add your handling code here:
        
    }//GEN-LAST:event_cmdBtnCancelActionPerformed
    
    /** Exit the Application */
    private void exitForm(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_exitForm
        
    }//GEN-LAST:event_exitForm
    
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        new Machine().show();
    }
    
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JTextField txtProtoName;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JButton cmdBtnEnter;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JButton cmdBtnCancel;
    private javax.swing.JTextField txtMachineName;
    // End of variables declaration//GEN-END:variables
    
}