/*
 * CheckDigitApplet.java
 *
 * Created on September 5, 2002, 10:58 AM
 */
import javax.swing.*;
/**
 *
 * @author  alex
 */
public class CheckDigitApplet extends javax.swing.JApplet {
    
    /** Creates new form CheckDigitApplet */
    public CheckDigitApplet() {
        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.
     */
    private void initComponents() {//GEN-BEGIN:initComponents
        java.awt.GridBagConstraints gridBagConstraints;

        jPanel1 = new javax.swing.JPanel();
        jLabel1 = new javax.swing.JLabel();
        jLabel2 = new javax.swing.JLabel();
        inputTextField = new JTextField(new AllCapsLimitDocument(10),null,0);

        jLabel3 = new javax.swing.JLabel();
        goButton = new javax.swing.JButton();
        resultLabel = new javax.swing.JLabel();
        jLabel4 = new javax.swing.JLabel();

        jPanel1.setLayout(new java.awt.GridBagLayout());

        jLabel1.setText("Container Number CheckDigit");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridwidth = 3;
        gridBagConstraints.insets = new java.awt.Insets(15, 15, 1, 15);
        jPanel1.add(jLabel1, gridBagConstraints);

        jLabel2.setText("Input 10 Characters:");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 2;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(15, 10, 15, 10);
        jPanel1.add(jLabel2, gridBagConstraints);

        inputTextField.setFont(new java.awt.Font("Courier New", 0, 12));
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 2;
        gridBagConstraints.ipadx = 100;
        gridBagConstraints.insets = new java.awt.Insets(0, 10, 0, 10);
        jPanel1.add(inputTextField, gridBagConstraints);

        jLabel3.setText("Result is:");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 3;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(15, 10, 15, 10);
        jPanel1.add(jLabel3, gridBagConstraints);

        goButton.setText("CRC?");
        goButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                goButtonActionPerformed(evt);
            }
        });

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 2;
        gridBagConstraints.gridy = 2;
        jPanel1.add(goButton, gridBagConstraints);

        resultLabel.setFont(new java.awt.Font("Courier New", 1, 12));
        resultLabel.setText("-----------");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 3;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(0, 10, 0, 10);
        jPanel1.add(resultLabel, gridBagConstraints);

        jLabel4.setFont(new java.awt.Font("Dialog", 2, 12));
        jLabel4.setText("(ISO 6346)");
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 1;
        gridBagConstraints.gridwidth = 3;
        gridBagConstraints.insets = new java.awt.Insets(0, 0, 15, 0);
        jPanel1.add(jLabel4, gridBagConstraints);

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

    }//GEN-END:initComponents

    private void goButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_goButtonActionPerformed
        // Add your handling code here:
        if(inputTextField.getText()==null){
            return;
        }
        if(inputTextField.getText().length()!=10){
            JOptionPane.showMessageDialog(this,"Input must be 10 characters",
                    "ERROR",JOptionPane.ERROR_MESSAGE);
            resultLabel.setText("-----------");
            return;
        }
        int crc = ContCheckDigit.getCRC(inputTextField.getText());
        if(crc == -1){
            JOptionPane.showMessageDialog(this,"Please use this Format: ABCD123456",
                    "ERROR",JOptionPane.ERROR_MESSAGE);
            resultLabel.setText("-----------");
            return;
        }
        if(crc == 10){
            JOptionPane.showMessageDialog(this,"It is recomended not to use this number because the CRC is 10 ",
                    "ERROR",JOptionPane.INFORMATION_MESSAGE);
            crc=0;
        }
        resultLabel.setText(inputTextField.getText() + crc);
        System.out.println("OK: finished");
        
    }//GEN-LAST:event_goButtonActionPerformed
    
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton goButton;
    private javax.swing.JPanel jPanel1;
    private javax.swing.JTextField inputTextField;
    private javax.swing.JLabel resultLabel;
    private javax.swing.JLabel jLabel4;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel1;
    // End of variables declaration//GEN-END:variables
    
    
}
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