import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.table.*;

import java.util.*;
import java.io.*;

public class CheckOutPanel extends JPanel implements ActionListener
{
 private DataControl dc; 

 // Data for Check Out Pane
 private JTextField bidderNumberField;
 private JTextField cashAmountField;
 private JTextField checkAmountField;
 private JTextField checkNumberField;
 private JTextField chargeAmountField;
 private JTextField chargeAmount2Field;
 private JLabel bidderName;
 private JLabel totalAmount;
 private JLabel unpaidAmount;

 private JTextArea itemsArea;
 private JScrollPane scrollPane; 
 private DefaultTableModel tableModel;

 private JButton getBidder;
 private JButton findBidder;
 private JButton saveBidder;
 private JButton printBidder;
 private final int numBids = 10;
 
 private Bidder person;
 private Vector<Item> itemVector;
 private int totalDue;
 private int unpaid;
 private int cashierNumber;


 public CheckOutPanel (DataControl parmDC, int cashNum)
  {
   super ();

   // set up data
   dc = parmDC;
   person = null;
   itemVector = null;
   totalDue = 0;
   unpaid = 0;
   cashierNumber = cashNum;
      
   setLayout (new BorderLayout ());

   // set up the North panel
   JPanel upperPanel = new JPanel ();
   upperPanel.setLayout (new GridLayout (2,3));

   // add the column headings
   upperPanel.add (new JLabel ("Enter Bidder Number:"));
   bidderNumberField = new JTextField ();
   bidderNumberField.addActionListener (this);
   upperPanel.add (bidderNumberField);

   getBidder = new JButton ("Get Bidder Information");
   getBidder.addActionListener (this);
   upperPanel.add (getBidder);

   upperPanel.add (new JLabel ("Bidder Name:  ", JLabel.RIGHT)); 
   bidderName = new JLabel ();
   upperPanel.add (bidderName);
   findBidder = new JButton ("Find Bidder Number");
   findBidder.addActionListener (this);
   upperPanel.add (findBidder);
  
   add (upperPanel, BorderLayout.NORTH);

   // set up the middle area
   //itemsArea = new JTextArea (10, 60);
   //add (itemsArea, BorderLayout.CENTER);

   // set up empty table
   tableModel = new DefaultTableModel ();
   tableModel.addColumn ("Item Num");
   tableModel.addColumn ("Description");
   tableModel.addColumn ("Bid Amount");

   //String[] columnNames = {"Item Num", "Description", "Bid Amount"};
   //Object[][] data = { {"", "", "" } };
   JTable table = new JTable(tableModel);
   //Create the scroll pane and add the table to it.
   JScrollPane scrollPane = new JScrollPane(table);
   table.setPreferredScrollableViewportSize(new Dimension(400, 100));

   //Add the scroll pane to this panel.
   add(scrollPane, BorderLayout.CENTER);

   // set up the South panel
   JPanel lowerPanel = new JPanel ();
   lowerPanel.setLayout (new GridLayout (8,3));

   lowerPanel.add (new JLabel ("Total Due:"));
   lowerPanel.add (new JLabel ("$", JLabel.RIGHT));
   totalAmount = new JLabel();
   lowerPanel.add (totalAmount);

   lowerPanel.add (new JLabel ("Cash Amount:"));
   lowerPanel.add (new JLabel ("$", JLabel.RIGHT));
   cashAmountField = new JTextField();
   lowerPanel.add (cashAmountField);

   lowerPanel.add (new JLabel ("Check Amount:"));
   lowerPanel.add (new JLabel ("$", JLabel.RIGHT));
   checkAmountField = new JTextField();
   lowerPanel.add (checkAmountField);

   lowerPanel.add (new JLabel ("Check Number:"));
   lowerPanel.add (new JLabel (""));
   checkNumberField = new JTextField();
   lowerPanel.add (checkNumberField);

   lowerPanel.add (new JLabel ("Charge Amount:"));
   lowerPanel.add (new JLabel ("$", JLabel.RIGHT));
   chargeAmountField = new JTextField();
   lowerPanel.add (chargeAmountField);

   lowerPanel.add (new JLabel ("Charge Amount 2:"));
   lowerPanel.add (new JLabel ("$", JLabel.RIGHT));
   chargeAmount2Field = new JTextField();
   lowerPanel.add (chargeAmount2Field);

   lowerPanel.add (new JLabel ("Remaining Due:"));
   lowerPanel.add (new JLabel ("$", JLabel.RIGHT));
   unpaidAmount = new JLabel();
   lowerPanel.add (unpaidAmount);

   lowerPanel.add (new JLabel ("Cashier: " + cashierNumber));
   saveBidder = new JButton ("Save Bidder Information");
   saveBidder.addActionListener (this);
   lowerPanel.add (saveBidder);
   printBidder = new JButton ("Print Bidder Information");
   printBidder.addActionListener (this);
   lowerPanel.add (printBidder);

   add (lowerPanel, BorderLayout.SOUTH);



  }

 // handle button events
 public void actionPerformed( ActionEvent event )
  {
   if (event.getSource() == getBidder ||
       event.getSource() == bidderNumberField)
      doGetBidderInfo ();

   else if (event.getSource() == findBidder)
      doFindBidderInfo();

   else if (event.getSource() == saveBidder)
      doSaveBidderInfo();

   else if (event.getSource() == printBidder)
      doPrintBidderInfo();

  }



 public void doGetBidderInfo ()
  {
   String sbnum;
   int bnum; 

   try
   {
   
   // verify a number was entered 
   sbnum = bidderNumberField.getText ();
   try{
       bnum = Integer.parseInt(sbnum);

      }
   catch (NumberFormatException e)
      {
       //custom title, error icon
       JOptionPane.showMessageDialog(this,
       "Bidder Number must be a number.",
       "Error: Invalid Bidder Number",
       JOptionPane.ERROR_MESSAGE);
       bidderNumberField.requestFocus();
       return;
      }

   // make sure bidder exists
   if (!dc.validateBidderNumber(bnum))
     {
      //custom title, error icon
      JOptionPane.showMessageDialog(this,
      "Bidder Number does not exist.",
      "Error: Invalid Bidder Number",
      JOptionPane.ERROR_MESSAGE);
      bidderNumberField.requestFocus();
      return;
     }

   // get Bidder info
   person = dc.getBidderRecord (bnum);
   fillCheckOutPanel(bnum);
   }
   catch (Exception e)
   {
    e.printStackTrace();
   }
  }

 public void fillCheckOutPanel(int bnum)
  {

   try
   {

   bidderName.setText (person.getName());
   cashAmountField.setText ("" + person.getCashAmount());
   checkAmountField.setText ("" + person.getCheckAmount());
   checkNumberField.setText ("" + person.getCheckNumber());
   chargeAmountField.setText ("" + person.getChargeAmount());
   chargeAmount2Field.setText ("" + person.getChargeAmount2());

   String[] columnNames = {"Item Num", "Description", "Bid Amount"};
   Object[]data;


   // won items       123456789012345678901234567890123456789012345678901234567890
   //itemsArea.setText("Item      Decription                        Bid\n"+
   //                  "----      ----------                        ---\n");
   totalDue = 0;
   itemVector = dc.getItemsForBidder (bnum);

   int tableSize = tableModel.getRowCount();
   //System.out.println("Table size: " + tableSize);
   for (int i = 0; i < tableSize; i++)
      {
       //System.out.println("Row: " + i + ", " + tableModel.getValueAt(0,1));
       tableModel.removeRow(0);
      }
   data = new Object [3];

   for (int i = 0; i < itemVector.size(); i++)
      {
       Item vi = itemVector.get(i);
       //data[i] = new Object [3];
       data[0] = vi.getItemNumber();
       data[1] = vi.getDescr();
       data[2] = "$" + vi.getBidAmount();
       tableModel.addRow (data);
       //itemsArea.append(//rightJust ("" + (i+1), 5)  + 
       //                 leftJust (vi.getItemNumber(), 9) + " " +
       //               	leftJust (vi.getDescr(), 30) +
       //                rightJust ("$" + vi.getValue(), 7) +  
       //                 rightJust ("$" + vi.getBidAmount(), 8) + "\n");
       totalDue = totalDue + vi.getBidAmount();  
      }

   totalAmount.setText ("" + totalDue);
   unpaid = totalDue - (person.getCashAmount() +
               person.getCheckAmount() + person.getChargeAmount());
   unpaidAmount.setText ("" + unpaid);

   }
   catch (Exception e)
   {
    e.printStackTrace();
   }
  }

 static String leftJust (String s, int size)
  {
   if (s.length() > size)
      return s.substring (0, size);

   String temp = "";
   for (int i =0; i < size - s.length(); i++)
       temp = temp + " ";
   return s + temp;
  }

 static String rightJust (String s, int size)
  {
   if (s.length() > size)
      return s.substring (0, size);

   String temp = "";
   for (int i =0; i < size - s.length(); i++)
       temp = temp + " ";
   return temp + s;
  }

 public void doFindBidderInfo ()
  {
   Vector <Bidder> bidderVector;

   try
   {

   String s = (String)JOptionPane.showInputDialog(
                    this,
                    "Enter Part of Last Name:\n",
                    "Search for Bidder Number",
                    JOptionPane.PLAIN_MESSAGE,
                    null,
                    null,
                    null);

   if (s == null)
       return;

   bidderVector = dc.findBidderNumber(s);

   if (bidderVector.size() == 0)
      {
       //custom title, error icon
       JOptionPane.showMessageDialog(this,
       "There are no bidders whose last name start with: " + s,
       "Search: No Matching Bidders",
       JOptionPane.ERROR_MESSAGE);
       bidderNumberField.requestFocus();
       return;
      }    

   if (bidderVector.size() == 1)
      {
       // get Bidder info
       person = bidderVector.get(0);
       bidderNumberField.setText("" + person.getBidNumber());
       fillCheckOutPanel(person.getBidNumber());
       return;
      }

   Object[] possibilities = new Object[bidderVector.size()];
   for (int i = 0; i < bidderVector.size(); i++)
      {
       possibilities[i] = rightJust ("" + bidderVector.get(i).getBidNumber(), 3) + " " + bidderVector.get(i).getName();
      }
   
   s = (String)JOptionPane.showInputDialog(
                    this,
                    "Enter Part of Last Name:\n",
                    "Search for Bidder Number",
                    JOptionPane.PLAIN_MESSAGE,
                    null,
                    possibilities,
                    null);

   if (s == null)
       return;

   for (int i = 0; i < bidderVector.size(); i++)
      {
       if (s.equals(possibilities[i]))
          {
           person = bidderVector.get(i);
           bidderNumberField.setText("" + person.getBidNumber());
           fillCheckOutPanel(person.getBidNumber());
           return; 
          }      
      }
   //bidderNumberField.setText (s);  

   }
   catch (Exception e)
   {
    e.printStackTrace();
   } 
  }

 public void doSaveBidderInfo ()
  {
   int cashAmt;
   int checkAmt;
   int checkNum;
   int chargeAmt;
   int chargeAmt2;
   Bidder updateBidder;

   if (person == null)
      {
       //custom title, error icon
       JOptionPane.showMessageDialog(this,
       "Enter a bidder number before printing.",
       "Error: Do Data To Print",
       JOptionPane.ERROR_MESSAGE);
       bidderNumberField.requestFocus();
       return;
      }

   // verify a number was entered 
   try{
       cashAmt = Integer.parseInt(cashAmountField.getText ());
       checkAmt = Integer.parseInt(checkAmountField.getText ());
       checkNum = Integer.parseInt(checkNumberField.getText ());
       chargeAmt = Integer.parseInt(chargeAmountField.getText ());
       chargeAmt2 = Integer.parseInt(chargeAmount2Field.getText ());
      }
   catch (NumberFormatException e)
      {
       //custom title, error icon
       JOptionPane.showMessageDialog(this,
       "Values must be a whole number.",
       "Error: Invalid Number",
       JOptionPane.ERROR_MESSAGE);
       cashAmountField.requestFocus();
       return;
      }

   unpaid = totalDue - (cashAmt + checkAmt + chargeAmt + chargeAmt2);
   unpaidAmount.setText ("" + unpaid);
   updateBidder = new Bidder ();
   updateBidder.setBidNumber (person.getBidNumber());
   updateBidder.setLName (person.getLName());
   updateBidder.setFName (person.getFName());
   updateBidder.setPhone (person.getPhone());
   updateBidder.setCashAmount (cashAmt);
   updateBidder.setCheckAmount (checkAmt);
   updateBidder.setCheckNumber (checkNum);
   updateBidder.setChargeAmount (chargeAmt);
   updateBidder.setChargeAmount2 (chargeAmt2);
   updateBidder.setCashier(cashierNumber);

   try
   {
   dc.updateBidderRecord (updateBidder);  
   }
   catch (Exception e)
   {
    e.printStackTrace();
   }

   doGetBidderInfo ();
  }

 public void doPrintBidderInfo ()
  {
   if (person == null)
      {
       //custom title, error icon
       JOptionPane.showMessageDialog(this,
       "Enter a bidder number before printing.",
       "Error: Do Data To Print",
       JOptionPane.ERROR_MESSAGE);
       bidderNumberField.requestFocus();
       return;
      }

   try 
   {
    doSaveBidderInfo ();

    // Set up the output file
    String filename = "t" + person.getBidNumber() + ".txt";
    FileWriter fw = new FileWriter (filename);
    BufferedWriter bw = new BufferedWriter (fw);
    PrintWriter pw = new PrintWriter (bw);

    pw.println ("St. Cyril & Methodius Mothers Club");
    pw.println ();
    pw.println ("Black & White Affair Charity Auction Receipt");
    pw.println ("November 3, 2006");
    pw.println ();
    pw.println ();
    pw.println ();
    pw.println (person.getName());
    pw.println ("Bid Number: " + person.getBidNumber());
    pw.println ();
    pw.println ();

    pw.println ("Item      Decription                        Bid");
    pw.println ("----      ----------                        ---");

    for (int i = 0; i < itemVector.size(); i++)
      {
       Item vi = itemVector.get(i);
       pw.println ( leftJust (vi.getItemNumber(), 9) + " " +
                      	leftJust (vi.getDescr(), 30) +
       //                 rightJust ("$" + vi.getValue(), 7) +  
                        rightJust ("$" + vi.getBidAmount(), 8));
       
       //totalDue = totalDue + vi.getBidAmount();  
      }

    //totalAmount.setText ("" + totalDue);
    //unpaid = totalDue - (person.getCashAmount() +
    //           person.getCheckAmount() + person.getChargeAmount());
    //unpaidAmount.setText ("" + unpaid);

    pw.println ();
    pw.println ();
    pw.println ();
    pw.println ("Total Due:     " + rightJust ("$" + totalDue, 20));
    pw.println ();
    pw.println ("Cash Amount:   " + rightJust ("$" + person.getCashAmount(), 20));
    pw.println ("Check Amount:  " + rightJust ("$" + person.getCheckAmount(), 20));
    pw.println ("Check Number:  " + rightJust ("" + person.getCheckNumber(), 20));
    pw.println ("Charge Amount: " + rightJust ("$" + person.getChargeAmount(), 20));
    pw.println ("Charge Amount2:" + rightJust ("$" + person.getChargeAmount2(), 20));
    pw.println ();
    pw.println ("Total Paid:    " + rightJust ("$" + (totalDue - unpaid) , 20));
    pw.close();

    // The actual print command
//    Process p = Runtime.getRuntime().exec("print " + filename);

   }
   catch (Exception e)
   {
    e.printStackTrace();
   }
  }

 

 

}