HotDogHouse – Information Technology

Main Window

Order Entered

Cash Tendered

Credit Card

Contents

HotDogHouse.java

/*
 * Mark Hesser
 * HesserCAN 
 * [email protected]
 * www.hessercan.com
 */
 
package hotdoghouse;
 
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.util.ArrayList;
import java.io.*;
import java.nio.file.*;
import static java.nio.file.StandardOpenOption.*; 
 
/**
 * @author mark
 */
public class HotDogHouse extends JFrame implements ActionListener
{
    // &lt;editor-fold defaultstate=&quot;collapsed&quot; desc=&quot;Delcarations&quot;&gt;
    private final int FHEIGHT = 700;
    private final int FWIDTH = 900;
    private final String TITLE = &quot;Mark's Hot Dog House&quot;;
    private final String COPYRIGHT = &quot;Copyright © HesserCAN 2018&quot;;
 
    private final Dimension MENUBTND, ATOBTND, TENDERBTND, TENDERQBTND;
 
    private final JMenuBar mainBar = new JMenuBar();
    private final JMenu fileMenu = new JMenu(&quot;File&quot;);
    private final JMenuItem file_exit = new JMenuItem(&quot;Exit&quot;);
 
    private final JLabel titleLbl;
 
    GridBagConstraints c;
    int[][] tenderC;
 
    private JPanel jPTop, jPBottom, jPCenter, jPOrder, jPmodLabel, jPmiBtns, jPmcBtns, jPSelect, jPATO, jPTender;
 
    private final JTextArea orderTA = new JTextArea(38, 40);
    private final JScrollPane orderSP = new JScrollPane(orderTA);
 
    private final JTextField itemSelected = new JTextField(18);
    private final JTextField modSelected = new JTextField(18);
    private StringBuilder updateSB;
 
    //Menu Item Components
    private JButton[] miBtns;
    private final String[] miBtnStr = {&quot;Regular\nHot Dog&quot;, &quot;Foot-long\nHot Dog&quot;, &quot;Italian\nSausage&quot;, &quot;Kielbasa&quot;};
    private final String[] miStr = {&quot;Regular Hot Dog&quot;, &quot;Foot-long Hot Dog&quot;, &quot;Italian Sausage&quot;, &quot;Kielbasa&quot;};
    private final double[] miPrice = {2,3,3.5,3.5};
    private boolean[] miWasPressed;
    private boolean itemIsSelected;
 
    //Modifier Components
    private JButton[] mcBtns;
    private final String[] mcBtnStr = {&quot;Ketchup&quot;, &quot;Mustard&quot;, &quot;Relish&quot;, &quot;Onions&quot;, &quot;Chili&quot;, &quot;Peppers &amp;\nOnions&quot;, &quot;Cheese&quot;, &quot;Clear&quot;};
    private final String[] mcStr = {&quot;Ketchup&quot;, &quot;Mustard&quot;, &quot;Relish&quot;, &quot;Onions&quot;, &quot;Chili&quot;, &quot;Peppers &amp; Onions&quot;, &quot;Cheese&quot;, &quot;Clear&quot;};
    private final double[] mcPrice = {0,0,0,0,1,1,0.5};
    private boolean[] mcWasPressed;
    private String itemSelectStr, modSelectStr;
 
    //Order Components
    StringBuilder orderSB;
    private final JButton atoBtn = new JButton(&quot;Add to Order&quot;);
    private final JButton clearBtn = new JButton(&quot;Clear Order&quot;);
    private final JButton totalBtn = new JButton(&quot;Total&quot;);
    private int orderNum = 0;
    private String myOrderStr;
    private double subTotal = 0, salesTax = 0, gTotal = 0;
    private final double TAX = .06;
 
    //Tender Componets
    private StringBuilder tenderSB;
    private JTextField tenderTxt;
    double tenderAmt, cashTendered, creditTendered, change;
    boolean isTender, dotWP, endOrder;
    private JButton[] tenderBtns;
    private String[] tenderStr = {&quot;1&quot;, &quot;2&quot;, &quot;3&quot;, &quot;Exact Cash&quot;, &quot;Next Dollar&quot;, 
        &quot;4&quot;, &quot;5&quot;, &quot;6&quot;, &quot;$5&quot;, &quot;$10&quot;, &quot;7&quot;, &quot;8&quot;, &quot;9&quot;, &quot;$20&quot;, &quot;$50&quot;, 
        &quot;.&quot;, &quot;0&quot;, &quot;Clear&quot;, &quot;Enter&quot;, &quot;Credit/Debit&quot;};
    private int decimalCounter;
    private String changeStr;
    private JLabel changeLbl;
 
    ArrayList&lt;OrderItem&gt; myOrder;
    //Customer Components
    private String custName;
 
    //Fonts
    private final Font titleFont = new Font(&quot;Arial&quot;, Font.BOLD, 24);
    private final Font copyFont = new Font(&quot;Arial&quot;, Font.PLAIN, 14);
    private final Font changeFont = new Font(&quot;Arial&quot;, Font.BOLD, 24);
    private final Font taFont = new Font(&quot;monospaced&quot;, Font.PLAIN, 12);
 
    //Write to File Components
    Path file = Paths.get(System.getProperty(&quot;user.home&quot;) 
                + &quot;/Desktop/Order.txt&quot;); 
    // &lt;/editor-fold&gt;
 
    //credit card window
    //Work in Progress
    public Card credit;
 
    /**
     * Default Constructor
     */
    public HotDogHouse()
    {
        Image icon = Toolkit.getDefaultToolkit().getImage(&quot;AppIcon.png&quot;);
        setIconImage(icon);
        setTitle(TITLE);
        titleLbl = new JLabel(TITLE);
 
        setDefaultCloseOperation(EXIT_ON_CLOSE);
        setSize(FWIDTH, FHEIGHT);
        setResizable(false);
        setLayout(new BorderLayout());
 
        //Dimensions
        MENUBTND = new Dimension(125, 50);
        ATOBTND = new Dimension(150, 50);
        TENDERBTND = new Dimension(50, 50);
        TENDERQBTND = new Dimension(100, 50);
 
        //Detects Screen Size
        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
        int screenH = screenSize.height;
        int screenW = screenSize.width;
        //Places Window in the Center of the Screen
        setLocationRelativeTo(null);
 
        initComponents();
 
        createMenuBar();
        createMenuBtns();
        createTenderBtns();
        createFrame();
        addActionListeners();
 
        clearOrder();
 
        setVisible(true);
    }
 
    private void initComponents()
    {
        c = new GridBagConstraints();
 
        //Init Title
        titleLbl.setFont(titleFont);
 
        //Init Menu Item Components
        jPmiBtns = new JPanel(new GridLayout(1,4));
        miBtns = new JButton[miBtnStr.length];
        miWasPressed = new boolean[miBtnStr.length];
        itemSelectStr = &quot;&quot;;
 
        //Init Modifier Components
        jPmcBtns = new JPanel(new GridLayout(2,4));
        mcBtns = new JButton[mcBtnStr.length];
        mcWasPressed = new boolean[mcBtnStr.length];
        modSelectStr = &quot;&quot;;
 
        //Init Print Components
        orderSB = new StringBuilder();
        updateSB = new StringBuilder();
 
        //Init Order Components
        jPATO = new JPanel(new FlowLayout());
        atoBtn.setPreferredSize(ATOBTND);
        atoBtn.setFocusPainted(false);
        totalBtn.setPreferredSize(ATOBTND);
        totalBtn.setFocusPainted(false);
        clearBtn.setPreferredSize(ATOBTND);
        clearBtn.setFocusPainted(false);
        jPATO.add(atoBtn);
        jPATO.add(totalBtn);
        jPATO.add(clearBtn);
        orderNum = 100;
        itemIsSelected = false;
        isTender = false;
        endOrder = false;
 
        //Init Customer Info Components
        custName = &quot;&quot;;     
 
        //Init Tender Components
        jPTender = new JPanel(new GridBagLayout());
        tenderC = new int[][] 
           {{0,0,1,1},{1,0,1,1},{2,0,1,1},
            {3,0,2,1},{5,0,2,1}, //Row 0
            {0,1,1,1},{1,1,1,1},{2,1,1,1},
            {3,1,2,1},{5,1,2,1}, //Row 1
            {0,2,1,1},{1,2,1,1},{2,2,1,1},
            {3,2,2,1},{5,2,2,1}, //Row 2
            {0,3,1,1},{1,3,1,1},{2,3,1,1},
            {3,3,2,1},{5,3,2,1}  //Row 3
        };
        decimalCounter = 0;
 
        credit = new Card();
        credit.process.addActionListener(this);
        credit.setVisible(false);
 
        //Init Order Array List
        myOrder = new ArrayList&lt;&gt;();
 
        changeLbl = new JLabel();
    }
 
    //Creates the Menu Bar
    private void createMenuBar()    
    {
        setJMenuBar(mainBar);
        mainBar.add(fileMenu);
        fileMenu.add(file_exit);
    }
 
    //Creates all the Menu Item Buttons
    private void createMenuBtns()
    {
        for (int i = 0; i &lt; miBtnStr.length; i++)
        {
            miBtns[i] = new JButton(&quot;&lt;html&gt;&lt;p align=\&quot;center\&quot;&gt;&quot; 
                    + miBtnStr[i].replaceAll(&quot;\n&quot;, &quot;&lt;br&gt;&quot;) + &quot;&lt;/p&gt;&lt;/html&gt;&quot;);
            miBtns[i].setOpaque(true);
            miBtns[i].setBackground(Color.WHITE);
            miBtns[i].setPreferredSize(MENUBTND);
            miBtns[i].setFocusPainted(false);
            jPmiBtns.add(miBtns[i]); 
            miWasPressed[i] = false;
        }
 
        for (int i = 0; i &lt; mcBtnStr.length; i++)
        {
            mcBtns[i] = new JButton(&quot;&lt;html&gt;&lt;p align=\&quot;center\&quot;&gt;&quot; 
                    + mcBtnStr[i].replaceAll(&quot;\n&quot;, &quot;&lt;br&gt;&quot;) + &quot;&lt;/p&gt;&lt;/html&gt;&quot;);
            mcBtns[i].setOpaque(true);
            mcBtns[i].setBackground(Color.WHITE);
            mcBtns[i].setPreferredSize(MENUBTND);
            mcBtns[i].setFocusPainted(false);
            jPmcBtns.add(mcBtns[i]); 
            mcWasPressed[i] = false;  
        }
    }
 
    //Create All the Tender Buttons
    private void createTenderBtns()
    {
        tenderSB = new StringBuilder();
        tenderTxt = new JTextField(20);
        tenderBtns = new JButton[tenderStr.length];
        for (int i = 0; i &lt; tenderStr.length; i++)
        {
            tenderBtns[i] = new JButton(String.format(&quot;%s&quot;, tenderStr[i]));
            tenderBtns[i].setOpaque(true);
            tenderBtns[i].setBackground(Color.WHITE);
            tenderBtns[i].setEnabled(false);
            tenderBtns[i].setFocusPainted(false);
 
            if(i == 3 || i == 4 || i == 8 || i == 9 || i == 13 || i == 14 || i == 18 || i == 19)
                tenderBtns[i].setPreferredSize(TENDERQBTND);
            else 
                tenderBtns[i].setPreferredSize(TENDERBTND);
 
            c.gridx = tenderC[i][0];
            c.gridy = tenderC[i][1];
            c.gridwidth = tenderC[i][2];
            c.gridheight = tenderC[i][3];
            jPTender.add(tenderBtns[i], c);
        }
    }
 
    //Adds the Components to the Frame
    private void createFrame()
    {
        //Add Frame Components
        jPTop = new JPanel(new FlowLayout());
        jPTop.add(titleLbl);
        add(jPTop, BorderLayout.NORTH);
        jPCenter = new JPanel(new FlowLayout());
        add(jPCenter, BorderLayout.CENTER);
        jPBottom = new JPanel(new FlowLayout());
        jPBottom.add(new JLabel(COPYRIGHT)).setFont(copyFont);
        add(jPBottom, BorderLayout.SOUTH);
        jPOrder = new JPanel(new FlowLayout());
        jPOrder.add(orderSP);
        add(jPOrder, BorderLayout.EAST);
        orderTA.setFont(taFont);
        orderTA.setEditable(false);
 
        //Add Labels for Selected item
        jPSelect = new JPanel(new GridLayout(2,2));
        itemSelected.setEditable(false);
        modSelected.setEditable(false);
        jPSelect.add(new JLabel(&quot;Item Selected&quot;));
        jPSelect.add(new JLabel(&quot;Modifier Selected&quot;));
        jPSelect.add(itemSelected);
        jPSelect.add(modSelected);
 
        //Add Center Components
        jPCenter.add(jPSelect);
        jPCenter.add(jPmiBtns);
        jPmodLabel = new JPanel(new FlowLayout());
        jPmodLabel.add(new JLabel(&quot;Additional Modifiers&quot;));
        jPCenter.add(jPmodLabel);
        jPCenter.add(jPmcBtns);
        jPCenter.add(jPATO);
        jPCenter.add(tenderTxt);
        tenderTxt.setEditable(false);
        jPCenter.add(jPTender);
 
    }
 
        //Adds Action Listeners to all Components
    private void addActionListeners()
    {
        file_exit.addActionListener(this);
 
        for (JButton miBtn : miBtns)
        {
            miBtn.addActionListener(this);
        }
        for (JButton mcBtn : mcBtns)
        {
            mcBtn.addActionListener(this);
        }
        atoBtn.addActionListener(this);
        totalBtn.addActionListener(this);
        clearBtn.addActionListener(this);
 
        for (JButton tenderBtn : tenderBtns)
        {
            tenderBtn.addActionListener(this);
        }
    }
 
    //Increments the order number by one
    //Clears the Order
    public void newOrder()
    {
        if(orderNum &gt;= 199)
            orderNum = 100;
        else 
            orderNum++;
 
        clearOrder();
    }
 
    //Resets Variables and Creates new order
    private void clearOrder()
    {
        myOrder.clear();        
        custName = &quot;&quot;;
        tenderSB.setLength(0);
        tenderTxt.setText(&quot;&quot;);
        isTender = false;
        dotWP = false;
        decimalCounter = 0;
        tenderAmt = 0;
        cashTendered = 0;
        creditTendered = 0;
 
        resetItemSelection();
        resetModSelection();
        resetTender();
        updateIS();
    }
 
    //Response to a Menu Item button being pressed
    private void itemWasPressed(int index)
    {   
 
        for (int i = 0; i &lt; miWasPressed.length; i++)
        {
            if(i != index)
            {
                miWasPressed[i] = false;
                miBtns[i].setBackground(Color.WHITE);
            }
        }
 
        miWasPressed[index] = !miWasPressed[index];
 
        if (miWasPressed[index])
        {
            itemIsSelected = true;
            itemSelectStr = String.format(&quot;\n*%s ($%.2f)\n&quot;, miStr[index], miPrice[index]);
            itemSelected.setText(miStr[index]);
            miBtns[index].setBackground(Color.YELLOW);
        }
        else
        {
            itemIsSelected = false;
            itemSelectStr = &quot;&quot;;
            itemSelected.setText(&quot;&quot;);
            miBtns[index].setBackground(Color.WHITE);
 
        }
        resetModSelection();
        updateIS();
        updateOrder();
    }
 
    //Response to a modifier button being pressed
    private void modWasPressed(int index)
    {
        if (index == 7)
        {
            resetModSelection();
            updateIS();
        } else
        {
            mcWasPressed[index] = !mcWasPressed[index];
 
            //Set Mod Selected Text
            if (mcWasPressed[index])
            {
                modSelected.setText(mcStr[index]);
                mcBtns[index].setBackground(Color.YELLOW);
            } else
            {
                modSelected.setText(&quot;&quot;);
                mcBtns[index].setBackground(Color.WHITE);
            }
        }
        modSelectStr = &quot;&quot;;
 
        for (int i = 0; i &lt; mcWasPressed.length - 1; i++)
        {
            if (mcWasPressed[i])
            {
 
                if (mcPrice[i] != 0)
                {
                    modSelectStr += String.format(&quot; - add %s ($%.2f)\n&quot;, mcStr[i], mcPrice[i]);
                } else
                {
                    modSelectStr += String.format(&quot; - add %s\n&quot;, mcStr[i]);
                }
            }
        }
 
        updateOrder();
    }
 
    //Response to the Total button being pressed
    private void totalWasPressed()
    {
        if(itemIsSelected)
            addToOrder();
 
        resetItemSelection();
        resetModSelection();
        resetTender();
        printMyOrder();
        printTotal();
    }
 
    /**
     * Response to a tender key being pressed
     * @param index relates to the button that was pressed
     */
    private void tenderKey(int index)
    {
        switch(index)
        {
            //Numeric Pad
            case 0:  //1
            case 1:  //2
            case 2:  //3
            case 5:  //4
            case 6:  //5
            case 7:  //6
            case 10: //7
            case 11: //8
            case 12: //9
            case 16: //0
            {
                if(dotWP)
                {
                    if(decimalCounter &lt; 2)
                    {
                        tenderSB.append(tenderStr[index]);
                        decimalCounter++;
                    }
                }
                else
                    tenderSB.append(tenderStr[index]);
                break;
            }
 
            case 15: //Dot
            {
                if(!dotWP)
                {
                    tenderSB.append(tenderStr[index]);
                    dotWP = true;
                }
                break;
            } 
 
            //Tender Quick Actions
            case 3: {
                tenderAmt = gTotal;
                printMyOrder();
                printTotal();
                tenderOrder();
                break;
            } //Exact Cash
            case 4: {
                tenderAmt = Math.ceil(gTotal);
                printMyOrder();
                printTotal();
                tenderOrder();
                break;
            }  //Next Dollar
            case 8: {
                tenderAmt = 5;
                if ((cashTendered % 5) != 0)
                    cashTendered = 0;
                tenderOrder();
                break; 
            } //$5
            case 9: {
                tenderAmt = 10;
                if ((cashTendered % 10) != 0)
                    cashTendered = 0;
                tenderOrder();
                break; 
            } //$10
            case 13: {
                tenderAmt = 20;
                if ((cashTendered % 20) != 0)
                    cashTendered = 0;
                tenderOrder();
                break; 
            } //$20
            case 14: {
                tenderAmt = 50;
                if ((cashTendered % 50) != 0)
                    cashTendered = 0;
                tenderOrder();
                break; 
            } //$50
 
            case 17: {
                dotWP = false;
                decimalCounter = 0;
                tenderSB.setLength(0);
                tenderAmt = 0;
                cashTendered = 0;
                break;
            } //Clear
            case 18: {
                try
                {
                    tenderAmt = Double.parseDouble(tenderSB.toString());
 
                }
                catch(NumberFormatException error)
                {
                    tenderAmt = 0;
                }
 
                tenderOrder();
                break;
            } //Enter
            case 19: {
                credit.setVisible(true);
                break;
            } //Credit (Work in Progess)
            default: break; 
        }
 
        tenderTxt.setText(tenderSB.toString());
    }
 
    /**
     * Uses String Builder to append item being worked on to the Text Area
     */
    private void updateOrder()
    {
        printMyOrder();
        updateSB.setLength(0);
        updateSB.append(itemSelectStr);
        updateSB.append(modSelectStr);
        orderSB.append(updateSB);
        printTotal();
    }
 
    /**
     * Enables and Disables Tender Buttons and Menu Item Buttons
     */
    private void updateIS()
    {
        if (itemIsSelected)
        {
            for (JButton mcBtn : mcBtns)
            {
                mcBtn.setEnabled(true);
            }
            atoBtn.setEnabled(true);
            totalBtn.setEnabled(true);
            clearBtn.setEnabled(true);
        } else if (!itemIsSelected &amp;&amp; myOrder.isEmpty())
        {
            for (int i = 0; i &lt; mcBtns.length; i++)
            {
                mcBtns[i].setBackground(Color.WHITE);
                mcBtns[i].setEnabled(false);
                mcWasPressed[i] = false;
            }
            atoBtn.setEnabled(false);
            totalBtn.setEnabled(false);
            clearBtn.setEnabled(false);
 
        } else
        {
            for (int i = 0; i &lt; mcBtns.length; i++)
            {
                mcBtns[i].setBackground(Color.WHITE);
                mcBtns[i].setEnabled(false);
                mcWasPressed[i] = false;
            }
            atoBtn.setEnabled(false);
        }
    }
 
    //Creates a new Order Object based on what buttons were pressed.
    private void addToOrder()
    {
        if (itemIsSelected)
        {
            String in = &quot;&quot;;
            double ip = 0;
            for (int i = 0; i &lt; miWasPressed.length; i++)
            {
                if (miWasPressed[i])
                {
                    in = miStr[i];
                    ip = miPrice[i];
                }
            }
 
            int modLength = 0;
            for (boolean mc : mcWasPressed)
            {
                if (mc)
                {
                    modLength++;
                }
            }
            String[] mod = new String[modLength];
            double[] mp = new double[modLength];
 
            int mI = 0;
            for (int i = 0; i &lt; mcWasPressed.length; i++)
            {
                if (mcWasPressed[i])
                {
                    mod[mI] = mcStr[i];
                    mI++;
                }
            }
 
            mI = 0;
            for (int i = 0; i &lt; mcWasPressed.length; i++)
            {
                if (mcWasPressed[i])
                {
                    mp[mI] = mcPrice[i];
                    mI++;
                }
            }
 
            myOrder.add(new OrderItem(in, ip, mod, mp));
        }
 
        printMyOrder();
        printTotal();
        resetItemSelection();
        resetModSelection();
        updateIS();
    }
 
    /**
     * Regenerates the order StringBuilder from the myOrder Array
     * Calculates the sub Total of the Order and sets it to the Text Area
     */
    private void printMyOrder()
    {
        subTotal = 0;
        gTotal = 0;
        orderSB.setLength(0);
 
        //Adds order number to receipt
        orderSB.append(String.format(&quot;Order Number: %d\n&quot;, orderNum));
 
        if(custName != &quot;&quot;) //Adds customer name to receipt
            orderSB.append(String.format(&quot;Customer: %s\n&quot;, custName));
 
        if(!myOrder.isEmpty())
        {
            myOrder.forEach((oi) -&gt;
            {
                String in = oi.getItemName();
                double ip = oi.getItemPrice();
                String[] mod = oi.getModifers();
                double[] mp = oi.getModPrice();
                subTotal += oi.getPrice();
 
                orderSB.append(String.format(&quot;\n%s ($%.2f)\n&quot;, in, ip));
                for (int i = 0; i &lt; mod.length; i++)
                {
                    if (mp[i] != 0)
                    {
                        orderSB.append(String.format(&quot; - add %s ($%.2f)\n&quot;, mod[i], mp[i]));
                    } else
                    {
                        orderSB.append(String.format(&quot; - add %s\n&quot;, mod[i]));
                    }
                }
            });
        }
    }
 
    /**
     * Calculates the Sales Tax and Order Total 
     * and adds it to the order Text Area
     */
    private void printTotal()
    {
        salesTax = subTotal * TAX;
        gTotal = subTotal + salesTax;
 
        if(subTotal != 0)
        {
            orderSB.append(String.format(&quot;\nSub Total:\t\t$%.2f&quot;, subTotal));
            orderSB.append(String.format(&quot;\nSales Tax:\t\t$%.2f\n&quot;, salesTax));
            orderSB.append(String.format(&quot;\nTotal:    \t\t$%.2f\n&quot;, gTotal));
        }
 
        myOrderStr = orderSB.toString();
        orderTA.setText(myOrderStr);
    }
 
    /**
     * Prompts the user to enter a Customer name
     * If none is provided the user is put back to edit order
     * A name is required to tender
     */
    private void promptCustName()
    {
        custName = JOptionPane.showInputDialog(null, &quot;Customer Name: &quot;);
        if(custName.isEmpty())
        {
            custName = &quot;&quot;;
            isTender = true;
        }
        else
        {
            updateOrder();
        }
    }
 
    /**
     * Processes the amount tendered and calculates the appropriate response
     */
    private void tenderOrder()
    {
 
        if(credit.isValid)
        {
            creditTendered = gTotal - cashTendered;
 
            if(cashTendered &gt; 0)
                orderSB.append(String.format(&quot;\nCash Tendered:\t\t$%.2f\n&quot;, cashTendered));
 
            orderSB.append(String.format(&quot;\nPAID: Credit (Approved) $%.2f\n&quot;, creditTendered));
            orderSB.append(&quot;Card Type: &quot;).append(credit.getVendor()).append(&quot;\n&quot;);
            orderSB.append(&quot;Account #: &quot;).append(credit.getCardNumber()).append(&quot;\n&quot;);
            orderSB.append(&quot;\n----------------------------------\n&quot;);
            orderTA.setText(orderSB.toString());
            credit.resetCard();
            writeOrderToFile();
            newOrder();
        } else 
        {
            cashTendered += tenderAmt;
 
            if (cashTendered &gt;= gTotal)
            {
                change = gTotal - cashTendered;
 
                //Inverts negative if change is not zero
                if (change == 0)
                {
                    change = 0;
                } else
                {
                    change = -(change);
                }
 
                orderSB.append(String.format(&quot;\nCash Tendered:\t\t$%.2f\n&quot;, cashTendered));
                orderSB.append(String.format(&quot;Change:\t\t\t$%.2f&quot;
                        + &quot;\n----------------------------------\n&quot;, change));
                myOrderStr = orderSB.toString();
                orderTA.setText(myOrderStr);
                orderTA.append(&quot;end of order&quot;);
                writeOrderToFile();
                displayChange();
                newOrder();
            }
            else
            {
                orderTA.append(String.format(&quot;\nCash:\t\t\t$%.2f&quot;, -(tenderAmt)));
                dotWP = false;
                decimalCounter = 0;
                tenderSB.setLength(0);
            }
        }
    }
 
    /**
     * Displays a dialog with the Change
     */
    private void displayChange()
    {
        changeStr = String.format(&quot;Cash Tendered: $%.2f\nChange: $%.2f&quot;, cashTendered, change);
        changeLbl.setText(&quot;&lt;html&gt;&lt;p align=\&quot;right\&quot;&gt;&quot; 
                    + changeStr.replaceAll(&quot;\n&quot;, &quot;&lt;br&gt;&quot;) + &quot;&lt;/p&gt;&lt;/html&gt;&quot;);
        changeLbl.setFont(changeFont);
        JOptionPane.showMessageDialog(null, changeLbl);
    }
 
    /**
     * Writes the receipt to file and console 
     */
    private void writeOrderToFile()
    {
        orderSB.insert(0, &quot;\n&quot; + TITLE + &quot;\n\n&quot;);
        myOrderStr = orderSB.toString();
        try{
            try (OutputStream output = new BufferedOutputStream(Files.newOutputStream(file, CREATE, APPEND)))
            {
                try (BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(output)))
                {
                    writer.write(myOrderStr, 0, myOrderStr.length());
                    writer.newLine();
                }
                output.flush();
            }
        } catch (IOException e)
        {
            System.out.println(&quot;Message: &quot; + e);
        }
        System.out.println(orderSB.toString());
    }
 
    /**
     * Resets the Menu Item selection components
     */
    private void resetItemSelection()
    {
        for (int i = 0; i &lt; miWasPressed.length; i++)
        {
            miWasPressed[i] = false;
        }
        for (JButton miB : miBtns)
        {
            miB.setBackground(Color.WHITE);
        }
 
        itemSelected.setText(&quot;&quot;);
        itemSelectStr = &quot;&quot;;
        itemIsSelected = false;
    }
 
    /**
     * Resets the Modifier components
     */
    private void resetModSelection()
    {
 
        for (int i = 0; i &lt; mcWasPressed.length; i++)
        {
            mcWasPressed[i] = false;
        }
        for (JButton mcB : mcBtns)
        {
            mcB.setBackground(Color.WHITE);
        }
        modSelected.setText(&quot;&quot;);
        modSelectStr = &quot;&quot;;
    }
 
    /**
     * Resets the tender and order components based on which is needed
     */
    private void resetTender()
    {
        for (JButton miBtn : miBtns)
        {
            miBtn.setEnabled(!isTender);
        }
        for (JButton tenderBtn : tenderBtns)
        {
            tenderBtn.setEnabled(isTender);
        }
        if(isTender)
        {
            totalBtn.setText(&quot;Edit Order&quot;);
            tenderSB.setLength(0);
            dotWP = false;
        }
        else
            totalBtn.setText(&quot;Total&quot;);
    }
 
    @Override
    public void actionPerformed(ActionEvent e)
    {
        Object source = e.getSource();
 
        if(source == file_exit)
            System.exit(0);
 
        if(source == miBtns[0])
        {
            itemWasPressed(0);
        }
        if(source == miBtns[1])
        {
            itemWasPressed(1);
        }
        if(source == miBtns[2])
        {
            itemWasPressed(2);
        }
        if(source == miBtns[3])
        {
            itemWasPressed(3);
        }
        if(source == mcBtns[0])
        {
            modWasPressed(0);
        }
        if(source == mcBtns[1])
        {
            modWasPressed(1);
        }
        if(source == mcBtns[2])
        {
            modWasPressed(2);
        }
        if(source == mcBtns[3])
        {
            modWasPressed(3);
        }
        if(source == mcBtns[4])
        {
            modWasPressed(4);
        }
        if(source == mcBtns[5])
        {
            modWasPressed(5);
        }
        if(source == mcBtns[6])
        {
            modWasPressed(6);
        }
        if(source == mcBtns[7])
        {
            modWasPressed(7);
        }
        if(source == atoBtn)
        {
            addToOrder();
        }
        if(source == totalBtn)
        {
            if(custName == &quot;&quot;)
                promptCustName();
            isTender = !isTender;
            totalWasPressed();
        }
        if(source == clearBtn)
        {
            clearOrder();
            printMyOrder();
            printTotal();
        }
        if(source == tenderBtns[0]) //1
            tenderKey(0);
        if(source == tenderBtns[1]) //2
            tenderKey(1);
        if(source == tenderBtns[2]) //3
            tenderKey(2);
        if(source == tenderBtns[3]) //Exact Cash
            tenderKey(3);
        if(source == tenderBtns[4]) //Next Dollar
            tenderKey(4);
        if(source == tenderBtns[5]) //4
            tenderKey(5);
        if(source == tenderBtns[6]) //5
            tenderKey(6);
        if(source == tenderBtns[7]) //6
            tenderKey(7);
        if(source == tenderBtns[8]) //$5
            tenderKey(8);
        if(source == tenderBtns[9]) //$10
            tenderKey(9);
        if(source == tenderBtns[10]) //7
            tenderKey(10);
        if(source == tenderBtns[11]) //8
            tenderKey(11);
        if(source == tenderBtns[12]) //9
            tenderKey(12);
        if(source == tenderBtns[13]) //$20
            tenderKey(13);
        if(source == tenderBtns[14]) //$50
            tenderKey(14);
        if(source == tenderBtns[15]) //Dot
            tenderKey(15);
        if(source == tenderBtns[16]) //0
            tenderKey(16);
        if(source == tenderBtns[17]) //Clear
            tenderKey(17);
        if(source == tenderBtns[18]) //Enter
            tenderKey(18);
        if(source == tenderBtns[19]) //Credit
            tenderKey(19);
        if(source == credit.process)
        {
            credit.setVisible(false);
            tenderOrder();
        }
    }
 
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) 
    {
        HotDogHouse dog = new HotDogHouse();
    }
}

/* * Mark Hesser * HesserCAN * [email protected] * www.hessercan.com */ package hotdoghouse; import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.util.ArrayList; import java.io.*; import java.nio.file.*; import static java.nio.file.StandardOpenOption.*; /** * @author mark */ public class HotDogHouse extends JFrame implements ActionListener { // <editor-fold defaultstate="collapsed" desc="Delcarations"> private final int FHEIGHT = 700; private final int FWIDTH = 900; private final String TITLE = "Mark's Hot Dog House"; private final String COPYRIGHT = "Copyright © HesserCAN 2018"; private final Dimension MENUBTND, ATOBTND, TENDERBTND, TENDERQBTND; private final JMenuBar mainBar = new JMenuBar(); private final JMenu fileMenu = new JMenu("File"); private final JMenuItem file_exit = new JMenuItem("Exit"); private final JLabel titleLbl; GridBagConstraints c; int[][] tenderC; private JPanel jPTop, jPBottom, jPCenter, jPOrder, jPmodLabel, jPmiBtns, jPmcBtns, jPSelect, jPATO, jPTender; private final JTextArea orderTA = new JTextArea(38, 40); private final JScrollPane orderSP = new JScrollPane(orderTA); private final JTextField itemSelected = new JTextField(18); private final JTextField modSelected = new JTextField(18); private StringBuilder updateSB; //Menu Item Components private JButton[] miBtns; private final String[] miBtnStr = {"Regular\nHot Dog", "Foot-long\nHot Dog", "Italian\nSausage", "Kielbasa"}; private final String[] miStr = {"Regular Hot Dog", "Foot-long Hot Dog", "Italian Sausage", "Kielbasa"}; private final double[] miPrice = {2,3,3.5,3.5}; private boolean[] miWasPressed; private boolean itemIsSelected; //Modifier Components private JButton[] mcBtns; private final String[] mcBtnStr = {"Ketchup", "Mustard", "Relish", "Onions", "Chili", "Peppers &\nOnions", "Cheese", "Clear"}; private final String[] mcStr = {"Ketchup", "Mustard", "Relish", "Onions", "Chili", "Peppers & Onions", "Cheese", "Clear"}; private final double[] mcPrice = {0,0,0,0,1,1,0.5}; private boolean[] mcWasPressed; private String itemSelectStr, modSelectStr; //Order Components StringBuilder orderSB; private final JButton atoBtn = new JButton("Add to Order"); private final JButton clearBtn = new JButton("Clear Order"); private final JButton totalBtn = new JButton("Total"); private int orderNum = 0; private String myOrderStr; private double subTotal = 0, salesTax = 0, gTotal = 0; private final double TAX = .06; //Tender Componets private StringBuilder tenderSB; private JTextField tenderTxt; double tenderAmt, cashTendered, creditTendered, change; boolean isTender, dotWP, endOrder; private JButton[] tenderBtns; private String[] tenderStr = {"1", "2", "3", "Exact Cash", "Next Dollar", "4", "5", "6", "$5", "$10", "7", "8", "9", "$20", "$50", ".", "0", "Clear", "Enter", "Credit/Debit"}; private int decimalCounter; private String changeStr; private JLabel changeLbl; ArrayList<OrderItem> myOrder; //Customer Components private String custName; //Fonts private final Font titleFont = new Font("Arial", Font.BOLD, 24); private final Font copyFont = new Font("Arial", Font.PLAIN, 14); private final Font changeFont = new Font("Arial", Font.BOLD, 24); private final Font taFont = new Font("monospaced", Font.PLAIN, 12); //Write to File Components Path file = Paths.get(System.getProperty("user.home") + "/Desktop/Order.txt"); // </editor-fold> //credit card window //Work in Progress public Card credit; /** * Default Constructor */ public HotDogHouse() { Image icon = Toolkit.getDefaultToolkit().getImage("AppIcon.png"); setIconImage(icon); setTitle(TITLE); titleLbl = new JLabel(TITLE); setDefaultCloseOperation(EXIT_ON_CLOSE); setSize(FWIDTH, FHEIGHT); setResizable(false); setLayout(new BorderLayout()); //Dimensions MENUBTND = new Dimension(125, 50); ATOBTND = new Dimension(150, 50); TENDERBTND = new Dimension(50, 50); TENDERQBTND = new Dimension(100, 50); //Detects Screen Size Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); int screenH = screenSize.height; int screenW = screenSize.width; //Places Window in the Center of the Screen setLocationRelativeTo(null); initComponents(); createMenuBar(); createMenuBtns(); createTenderBtns(); createFrame(); addActionListeners(); clearOrder(); setVisible(true); } private void initComponents() { c = new GridBagConstraints(); //Init Title titleLbl.setFont(titleFont); //Init Menu Item Components jPmiBtns = new JPanel(new GridLayout(1,4)); miBtns = new JButton[miBtnStr.length]; miWasPressed = new boolean[miBtnStr.length]; itemSelectStr = ""; //Init Modifier Components jPmcBtns = new JPanel(new GridLayout(2,4)); mcBtns = new JButton[mcBtnStr.length]; mcWasPressed = new boolean[mcBtnStr.length]; modSelectStr = ""; //Init Print Components orderSB = new StringBuilder(); updateSB = new StringBuilder(); //Init Order Components jPATO = new JPanel(new FlowLayout()); atoBtn.setPreferredSize(ATOBTND); atoBtn.setFocusPainted(false); totalBtn.setPreferredSize(ATOBTND); totalBtn.setFocusPainted(false); clearBtn.setPreferredSize(ATOBTND); clearBtn.setFocusPainted(false); jPATO.add(atoBtn); jPATO.add(totalBtn); jPATO.add(clearBtn); orderNum = 100; itemIsSelected = false; isTender = false; endOrder = false; //Init Customer Info Components custName = ""; //Init Tender Components jPTender = new JPanel(new GridBagLayout()); tenderC = new int[][] {{0,0,1,1},{1,0,1,1},{2,0,1,1}, {3,0,2,1},{5,0,2,1}, //Row 0 {0,1,1,1},{1,1,1,1},{2,1,1,1}, {3,1,2,1},{5,1,2,1}, //Row 1 {0,2,1,1},{1,2,1,1},{2,2,1,1}, {3,2,2,1},{5,2,2,1}, //Row 2 {0,3,1,1},{1,3,1,1},{2,3,1,1}, {3,3,2,1},{5,3,2,1} //Row 3 }; decimalCounter = 0; credit = new Card(); credit.process.addActionListener(this); credit.setVisible(false); //Init Order Array List myOrder = new ArrayList<>(); changeLbl = new JLabel(); } //Creates the Menu Bar private void createMenuBar() { setJMenuBar(mainBar); mainBar.add(fileMenu); fileMenu.add(file_exit); } //Creates all the Menu Item Buttons private void createMenuBtns() { for (int i = 0; i < miBtnStr.length; i++) { miBtns[i] = new JButton("<html>" + miBtnStr[i].replaceAll("\n", " ") + "</html>"); miBtns[i].setOpaque(true); miBtns[i].setBackground(Color.WHITE); miBtns[i].setPreferredSize(MENUBTND); miBtns[i].setFocusPainted(false); jPmiBtns.add(miBtns[i]); miWasPressed[i] = false; } for (int i = 0; i < mcBtnStr.length; i++) { mcBtns[i] = new JButton("<html>" + mcBtnStr[i].replaceAll("\n", " ") + "</html>"); mcBtns[i].setOpaque(true); mcBtns[i].setBackground(Color.WHITE); mcBtns[i].setPreferredSize(MENUBTND); mcBtns[i].setFocusPainted(false); jPmcBtns.add(mcBtns[i]); mcWasPressed[i] = false; } } //Create All the Tender Buttons private void createTenderBtns() { tenderSB = new StringBuilder(); tenderTxt = new JTextField(20); tenderBtns = new JButton[tenderStr.length]; for (int i = 0; i < tenderStr.length; i++) { tenderBtns[i] = new JButton(String.format("%s", tenderStr[i])); tenderBtns[i].setOpaque(true); tenderBtns[i].setBackground(Color.WHITE); tenderBtns[i].setEnabled(false); tenderBtns[i].setFocusPainted(false); if(i == 3 || i == 4 || i == 8 || i == 9 || i == 13 || i == 14 || i == 18 || i == 19) tenderBtns[i].setPreferredSize(TENDERQBTND); else tenderBtns[i].setPreferredSize(TENDERBTND); c.gridx = tenderC[i][0]; c.gridy = tenderC[i][1]; c.gridwidth = tenderC[i][2]; c.gridheight = tenderC[i][3]; jPTender.add(tenderBtns[i], c); } } //Adds the Components to the Frame private void createFrame() { //Add Frame Components jPTop = new JPanel(new FlowLayout()); jPTop.add(titleLbl); add(jPTop, BorderLayout.NORTH); jPCenter = new JPanel(new FlowLayout()); add(jPCenter, BorderLayout.CENTER); jPBottom = new JPanel(new FlowLayout()); jPBottom.add(new JLabel(COPYRIGHT)).setFont(copyFont); add(jPBottom, BorderLayout.SOUTH); jPOrder = new JPanel(new FlowLayout()); jPOrder.add(orderSP); add(jPOrder, BorderLayout.EAST); orderTA.setFont(taFont); orderTA.setEditable(false); //Add Labels for Selected item jPSelect = new JPanel(new GridLayout(2,2)); itemSelected.setEditable(false); modSelected.setEditable(false); jPSelect.add(new JLabel("Item Selected")); jPSelect.add(new JLabel("Modifier Selected")); jPSelect.add(itemSelected); jPSelect.add(modSelected); //Add Center Components jPCenter.add(jPSelect); jPCenter.add(jPmiBtns); jPmodLabel = new JPanel(new FlowLayout()); jPmodLabel.add(new JLabel("Additional Modifiers")); jPCenter.add(jPmodLabel); jPCenter.add(jPmcBtns); jPCenter.add(jPATO); jPCenter.add(tenderTxt); tenderTxt.setEditable(false); jPCenter.add(jPTender); } //Adds Action Listeners to all Components private void addActionListeners() { file_exit.addActionListener(this); for (JButton miBtn : miBtns) { miBtn.addActionListener(this); } for (JButton mcBtn : mcBtns) { mcBtn.addActionListener(this); } atoBtn.addActionListener(this); totalBtn.addActionListener(this); clearBtn.addActionListener(this); for (JButton tenderBtn : tenderBtns) { tenderBtn.addActionListener(this); } } //Increments the order number by one //Clears the Order public void newOrder() { if(orderNum >= 199) orderNum = 100; else orderNum++; clearOrder(); } //Resets Variables and Creates new order private void clearOrder() { myOrder.clear(); custName = ""; tenderSB.setLength(0); tenderTxt.setText(""); isTender = false; dotWP = false; decimalCounter = 0; tenderAmt = 0; cashTendered = 0; creditTendered = 0; resetItemSelection(); resetModSelection(); resetTender(); updateIS(); } //Response to a Menu Item button being pressed private void itemWasPressed(int index) { for (int i = 0; i < miWasPressed.length; i++) { if(i != index) { miWasPressed[i] = false; miBtns[i].setBackground(Color.WHITE); } } miWasPressed[index] = !miWasPressed[index]; if (miWasPressed[index]) { itemIsSelected = true; itemSelectStr = String.format("\n*%s ($%.2f)\n", miStr[index], miPrice[index]); itemSelected.setText(miStr[index]); miBtns[index].setBackground(Color.YELLOW); } else { itemIsSelected = false; itemSelectStr = ""; itemSelected.setText(""); miBtns[index].setBackground(Color.WHITE); } resetModSelection(); updateIS(); updateOrder(); } //Response to a modifier button being pressed private void modWasPressed(int index) { if (index == 7) { resetModSelection(); updateIS(); } else { mcWasPressed[index] = !mcWasPressed[index]; //Set Mod Selected Text if (mcWasPressed[index]) { modSelected.setText(mcStr[index]); mcBtns[index].setBackground(Color.YELLOW); } else { modSelected.setText(""); mcBtns[index].setBackground(Color.WHITE); } } modSelectStr = ""; for (int i = 0; i < mcWasPressed.length - 1; i++) { if (mcWasPressed[i]) { if (mcPrice[i] != 0) { modSelectStr += String.format(" - add %s ($%.2f)\n", mcStr[i], mcPrice[i]); } else { modSelectStr += String.format(" - add %s\n", mcStr[i]); } } } updateOrder(); } //Response to the Total button being pressed private void totalWasPressed() { if(itemIsSelected) addToOrder(); resetItemSelection(); resetModSelection(); resetTender(); printMyOrder(); printTotal(); } /** * Response to a tender key being pressed * @param index relates to the button that was pressed */ private void tenderKey(int index) { switch(index) { //Numeric Pad case 0: //1 case 1: //2 case 2: //3 case 5: //4 case 6: //5 case 7: //6 case 10: //7 case 11: //8 case 12: //9 case 16: //0 { if(dotWP) { if(decimalCounter < 2) { tenderSB.append(tenderStr[index]); decimalCounter++; } } else tenderSB.append(tenderStr[index]); break; } case 15: //Dot { if(!dotWP) { tenderSB.append(tenderStr[index]); dotWP = true; } break; } //Tender Quick Actions case 3: { tenderAmt = gTotal; printMyOrder(); printTotal(); tenderOrder(); break; } //Exact Cash case 4: { tenderAmt = Math.ceil(gTotal); printMyOrder(); printTotal(); tenderOrder(); break; } //Next Dollar case 8: { tenderAmt = 5; if ((cashTendered % 5) != 0) cashTendered = 0; tenderOrder(); break; } //$5 case 9: { tenderAmt = 10; if ((cashTendered % 10) != 0) cashTendered = 0; tenderOrder(); break; } //$10 case 13: { tenderAmt = 20; if ((cashTendered % 20) != 0) cashTendered = 0; tenderOrder(); break; } //$20 case 14: { tenderAmt = 50; if ((cashTendered % 50) != 0) cashTendered = 0; tenderOrder(); break; } //$50 case 17: { dotWP = false; decimalCounter = 0; tenderSB.setLength(0); tenderAmt = 0; cashTendered = 0; break; } //Clear case 18: { try { tenderAmt = Double.parseDouble(tenderSB.toString()); } catch(NumberFormatException error) { tenderAmt = 0; } tenderOrder(); break; } //Enter case 19: { credit.setVisible(true); break; } //Credit (Work in Progess) default: break; } tenderTxt.setText(tenderSB.toString()); } /** * Uses String Builder to append item being worked on to the Text Area */ private void updateOrder() { printMyOrder(); updateSB.setLength(0); updateSB.append(itemSelectStr); updateSB.append(modSelectStr); orderSB.append(updateSB); printTotal(); } /** * Enables and Disables Tender Buttons and Menu Item Buttons */ private void updateIS() { if (itemIsSelected) { for (JButton mcBtn : mcBtns) { mcBtn.setEnabled(true); } atoBtn.setEnabled(true); totalBtn.setEnabled(true); clearBtn.setEnabled(true); } else if (!itemIsSelected && myOrder.isEmpty()) { for (int i = 0; i < mcBtns.length; i++) { mcBtns[i].setBackground(Color.WHITE); mcBtns[i].setEnabled(false); mcWasPressed[i] = false; } atoBtn.setEnabled(false); totalBtn.setEnabled(false); clearBtn.setEnabled(false); } else { for (int i = 0; i < mcBtns.length; i++) { mcBtns[i].setBackground(Color.WHITE); mcBtns[i].setEnabled(false); mcWasPressed[i] = false; } atoBtn.setEnabled(false); } } //Creates a new Order Object based on what buttons were pressed. private void addToOrder() { if (itemIsSelected) { String in = ""; double ip = 0; for (int i = 0; i < miWasPressed.length; i++) { if (miWasPressed[i]) { in = miStr[i]; ip = miPrice[i]; } } int modLength = 0; for (boolean mc : mcWasPressed) { if (mc) { modLength++; } } String[] mod = new String[modLength]; double[] mp = new double[modLength]; int mI = 0; for (int i = 0; i < mcWasPressed.length; i++) { if (mcWasPressed[i]) { mod[mI] = mcStr[i]; mI++; } } mI = 0; for (int i = 0; i < mcWasPressed.length; i++) { if (mcWasPressed[i]) { mp[mI] = mcPrice[i]; mI++; } } myOrder.add(new OrderItem(in, ip, mod, mp)); } printMyOrder(); printTotal(); resetItemSelection(); resetModSelection(); updateIS(); } /** * Regenerates the order StringBuilder from the myOrder Array * Calculates the sub Total of the Order and sets it to the Text Area */ private void printMyOrder() { subTotal = 0; gTotal = 0; orderSB.setLength(0); //Adds order number to receipt orderSB.append(String.format("Order Number: %d\n", orderNum)); if(custName != "") //Adds customer name to receipt orderSB.append(String.format("Customer: %s\n", custName)); if(!myOrder.isEmpty()) { myOrder.forEach((oi) -> { String in = oi.getItemName(); double ip = oi.getItemPrice(); String[] mod = oi.getModifers(); double[] mp = oi.getModPrice(); subTotal += oi.getPrice(); orderSB.append(String.format("\n%s ($%.2f)\n", in, ip)); for (int i = 0; i < mod.length; i++) { if (mp[i] != 0) { orderSB.append(String.format(" - add %s ($%.2f)\n", mod[i], mp[i])); } else { orderSB.append(String.format(" - add %s\n", mod[i])); } } }); } } /** * Calculates the Sales Tax and Order Total * and adds it to the order Text Area */ private void printTotal() { salesTax = subTotal * TAX; gTotal = subTotal + salesTax; if(subTotal != 0) { orderSB.append(String.format("\nSub Total:\t\t$%.2f", subTotal)); orderSB.append(String.format("\nSales Tax:\t\t$%.2f\n", salesTax)); orderSB.append(String.format("\nTotal: \t\t$%.2f\n", gTotal)); } myOrderStr = orderSB.toString(); orderTA.setText(myOrderStr); } /** * Prompts the user to enter a Customer name * If none is provided the user is put back to edit order * A name is required to tender */ private void promptCustName() { custName = JOptionPane.showInputDialog(null, "Customer Name: "); if(custName.isEmpty()) { custName = ""; isTender = true; } else { updateOrder(); } } /** * Processes the amount tendered and calculates the appropriate response */ private void tenderOrder() { if(credit.isValid) { creditTendered = gTotal - cashTendered; if(cashTendered > 0) orderSB.append(String.format("\nCash Tendered:\t\t$%.2f\n", cashTendered)); orderSB.append(String.format("\nPAID: Credit (Approved) $%.2f\n", creditTendered)); orderSB.append("Card Type: ").append(credit.getVendor()).append("\n"); orderSB.append("Account #: ").append(credit.getCardNumber()).append("\n"); orderSB.append("\n----------------------------------\n"); orderTA.setText(orderSB.toString()); credit.resetCard(); writeOrderToFile(); newOrder(); } else { cashTendered += tenderAmt; if (cashTendered >= gTotal) { change = gTotal - cashTendered; //Inverts negative if change is not zero if (change == 0) { change = 0; } else { change = -(change); } orderSB.append(String.format("\nCash Tendered:\t\t$%.2f\n", cashTendered)); orderSB.append(String.format("Change:\t\t\t$%.2f" + "\n----------------------------------\n", change)); myOrderStr = orderSB.toString(); orderTA.setText(myOrderStr); orderTA.append("end of order"); writeOrderToFile(); displayChange(); newOrder(); } else { orderTA.append(String.format("\nCash:\t\t\t$%.2f", -(tenderAmt))); dotWP = false; decimalCounter = 0; tenderSB.setLength(0); } } } /** * Displays a dialog with the Change */ private void displayChange() { changeStr = String.format("Cash Tendered: $%.2f\nChange: $%.2f", cashTendered, change); changeLbl.setText("<html>" + changeStr.replaceAll("\n", " ") + "</html>"); changeLbl.setFont(changeFont); JOptionPane.showMessageDialog(null, changeLbl); } /** * Writes the receipt to file and console */ private void writeOrderToFile() { orderSB.insert(0, "\n" + TITLE + "\n\n"); myOrderStr = orderSB.toString(); try{ try (OutputStream output = new BufferedOutputStream(Files.newOutputStream(file, CREATE, APPEND))) { try (BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(output))) { writer.write(myOrderStr, 0, myOrderStr.length()); writer.newLine(); } output.flush(); } } catch (IOException e) { System.out.println("Message: " + e); } System.out.println(orderSB.toString()); } /** * Resets the Menu Item selection components */ private void resetItemSelection() { for (int i = 0; i < miWasPressed.length; i++) { miWasPressed[i] = false; } for (JButton miB : miBtns) { miB.setBackground(Color.WHITE); } itemSelected.setText(""); itemSelectStr = ""; itemIsSelected = false; } /** * Resets the Modifier components */ private void resetModSelection() { for (int i = 0; i < mcWasPressed.length; i++) { mcWasPressed[i] = false; } for (JButton mcB : mcBtns) { mcB.setBackground(Color.WHITE); } modSelected.setText(""); modSelectStr = ""; } /** * Resets the tender and order components based on which is needed */ private void resetTender() { for (JButton miBtn : miBtns) { miBtn.setEnabled(!isTender); } for (JButton tenderBtn : tenderBtns) { tenderBtn.setEnabled(isTender); } if(isTender) { totalBtn.setText("Edit Order"); tenderSB.setLength(0); dotWP = false; } else totalBtn.setText("Total"); } @Override public void actionPerformed(ActionEvent e) { Object source = e.getSource(); if(source == file_exit) System.exit(0); if(source == miBtns[0]) { itemWasPressed(0); } if(source == miBtns[1]) { itemWasPressed(1); } if(source == miBtns[2]) { itemWasPressed(2); } if(source == miBtns[3]) { itemWasPressed(3); } if(source == mcBtns[0]) { modWasPressed(0); } if(source == mcBtns[1]) { modWasPressed(1); } if(source == mcBtns[2]) { modWasPressed(2); } if(source == mcBtns[3]) { modWasPressed(3); } if(source == mcBtns[4]) { modWasPressed(4); } if(source == mcBtns[5]) { modWasPressed(5); } if(source == mcBtns[6]) { modWasPressed(6); } if(source == mcBtns[7]) { modWasPressed(7); } if(source == atoBtn) { addToOrder(); } if(source == totalBtn) { if(custName == "") promptCustName(); isTender = !isTender; totalWasPressed(); } if(source == clearBtn) { clearOrder(); printMyOrder(); printTotal(); } if(source == tenderBtns[0]) //1 tenderKey(0); if(source == tenderBtns[1]) //2 tenderKey(1); if(source == tenderBtns[2]) //3 tenderKey(2); if(source == tenderBtns[3]) //Exact Cash tenderKey(3); if(source == tenderBtns[4]) //Next Dollar tenderKey(4); if(source == tenderBtns[5]) //4 tenderKey(5); if(source == tenderBtns[6]) //5 tenderKey(6); if(source == tenderBtns[7]) //6 tenderKey(7); if(source == tenderBtns[8]) //$5 tenderKey(8); if(source == tenderBtns[9]) //$10 tenderKey(9); if(source == tenderBtns[10]) //7 tenderKey(10); if(source == tenderBtns[11]) //8 tenderKey(11); if(source == tenderBtns[12]) //9 tenderKey(12); if(source == tenderBtns[13]) //$20 tenderKey(13); if(source == tenderBtns[14]) //$50 tenderKey(14); if(source == tenderBtns[15]) //Dot tenderKey(15); if(source == tenderBtns[16]) //0 tenderKey(16); if(source == tenderBtns[17]) //Clear tenderKey(17); if(source == tenderBtns[18]) //Enter tenderKey(18); if(source == tenderBtns[19]) //Credit tenderKey(19); if(source == credit.process) { credit.setVisible(false); tenderOrder(); } } /** * @param args the command line arguments */ public static void main(String[] args) { HotDogHouse dog = new HotDogHouse(); } }

Card.java

/*
 * Mark Hesser
 * HesserCAN 
 * [email protected]
 * www.hessercan.com
 */
 
package hotdoghouse;
 
import javax.swing.*;
import java.awt.*;
import java.awt.event.*;
import java.time.*;
import java.time.format.DateTimeFormatter;
 
/**
 * @author mark
 */
public class Card extends JFrame implements ActionListener
{
    // &lt;editor-fold defaultstate=&quot;collapsed&quot; desc=&quot;Delcarations&quot;&gt;
    private final int CWIDTH = 500;
    private final int CHEIGHT = 300;
    private String cardType, name, cardNum, expDate, cvv, zipcode;
 
    private JPanel pane;
    private final String[] labelStr;
 
    private JLabel[] labels;
    private JTextField[] text;
    private JButton charge;
    public JButton process;
 
    public boolean isValid = false;
 
    GridBagConstraints c;
    private int[][] paneC;
    // &lt;/editor-fold&gt;
 
    /**
     * Default Constructor
     */
    public Card()
    {
        setDefaultCloseOperation(HIDE_ON_CLOSE);
 
        setSize(CWIDTH, CHEIGHT);
        setResizable(false);
 
        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
        int screenH = screenSize.height;
        int screenW = screenSize.width;
 
        setLocationRelativeTo(null);
 
        labelStr = new String[]
                {&quot;Name: &quot;, &quot;CC Number: &quot;, &quot;Exp Date: &quot;, &quot;CVV: &quot;, &quot;Zipcode: &quot;};
 
        initCredit(); 
    }
 
    /**
     * Initializes Components
     */
    private void initCredit()
    {
        pane = new JPanel(new GridBagLayout());
        paneC = new int [][]
            {{0,0,1,1},
             {0,1,1,1},
             {0,2,1,1},
             {0,3,1,1},
             {0,4,1,1},
             {1,5,4,2}
            };
        c = new GridBagConstraints();
 
        labels = new JLabel[labelStr.length];
        text = new JTextField[labelStr.length];
        c.fill = GridBagConstraints.NONE;
        for (int i = 0; i &lt; labelStr.length; i++)
        {
            labels[i] = new JLabel(labelStr[i]);
            text[i] = new JTextField(16);
 
            c.anchor = GridBagConstraints.EAST;
            c.gridx = paneC[i][0];
            c.gridy = paneC[i][1];
            c.gridwidth = paneC[i][2];
            c.gridheight = paneC[i][3];
            pane.add(labels[i], c);
            c.anchor = GridBagConstraints.WEST;
            c.gridx = paneC[i][0] + 1;
            c.gridy = paneC[i][1];
            c.gridwidth = paneC[i][2] + 4;
            c.gridheight = paneC[i][3];
            pane.add(text[i],c);
        }
        charge = new JButton(&quot;Charge&quot;);
        c.fill = GridBagConstraints.NONE;
        c.anchor = GridBagConstraints.CENTER;
        c.gridx = paneC[5][0];
        c.gridy = paneC[5][1];
        c.gridwidth = paneC[5][2];
        c.gridheight = paneC[5][3];
        charge.setPreferredSize(new Dimension(150, 50));
        charge.setFocusPainted(false);
        pane.add(charge, c);
 
        process = new JButton(&quot;Process&quot;);
        charge.addActionListener(this);
 
        add(process);
        process.setVisible(false);
        add(pane);
 
    }
 
    /**
     * Processes the Card
     */
    private void processCharge()
    {
        try
        {
            if (!text[1].getText().isEmpty())
            {
                if (isValid(text[1].getText()))
                {
                    name = text[0].getText();
                    cardNum = text[1].getText();
                    cardType = detectCType(cardNum);
                    expDate = text[2].getText();
                    cvv = text[3].getText();
                    zipcode = text[4].getText();
 
                    if(name.isEmpty() || expDate.isEmpty() || cvv.isEmpty())
                    {
                        JOptionPane.showMessageDialog(null, &quot;Please Fill out all required fields&quot;, &quot;Declined&quot;, 1);
                    } else
                    {
                        if(checkDate(expDate))
                            isValid = true;
                        else
                        {
                            JOptionPane.showMessageDialog(null, &quot;The Customers Card is Expired.&quot;, &quot;Declined&quot;, 1);
                        }
                    }
                } else
                {
                    JOptionPane.showMessageDialog(null, &quot;The Customers Card has been Declined.&quot;, &quot;Declined&quot;, 2);
                }
            }
            else
                {
                    JOptionPane.showMessageDialog(null, &quot;Invalid Card Number&quot;, &quot;Error&quot;, 2);
                }
        }
        catch (Exception error)
        {
            JOptionPane.showMessageDialog(null, &quot;An Error has Occured&quot;, &quot;Error&quot;, 2);
        }
    }
 
    /**
     * Returns the Card Type as String
     * @return Card Type
     */
    public String getVendor()
    {
        return cardType;
    }
 
    /**
     * Returns Masked Card Number as String
     * @return Masked Card Number
     */
    public String getCardNumber()
    {
        char[] cc = cardNum.toCharArray();
        return &quot;XXXX XXXX XXXX &quot; + cc[12] + cc[13] + cc[14] + cc[15];
    }
 
    /**
     * Resets Card Components
     */
    public void resetCard()
    {
        for(JTextField t : text)
        {
            t.setText(&quot;&quot;);
        }
        text[0].requestFocus();
        isValid = false;
        setVisible(false);
    }
 
    /**
    * Validates Card Numbers
    * @param cc Card Number
    * @return isValid boolean
    */
    public boolean isValid(String cc)
    {
        int sum = 0;
        boolean alternate = false;
        for (int i = cc.length() - 1; i &gt;= 0; i--)
        {
            int n = Integer.parseInt(cc.substring(i, i + 1));
            if (alternate)
            {
                n *= 2;
                if (n &gt; 9)
                {
                    n = (n % 10) + 1;
                }
            }
            sum += n;
            alternate = !alternate;
        }
        return (sum % 10 == 0);
    }
 
    /**
     * Compares the Date to today and returns true if the date is not expired
     * @param date Expiration Date
     * @return Date Expiration Status (true/false)
     */
    public boolean checkDate(String date)
    {
        DateTimeFormatter MMyy = DateTimeFormatter.ofPattern(&quot;MMyy&quot;);
        DateTimeFormatter MMyyyy = DateTimeFormatter.ofPattern(&quot;MMyyyy&quot;);
        LocalDate now = LocalDate.now();
        YearMonth today = YearMonth.parse(now.format(MMyy), MMyy);
 
        boolean dateOK = false;
        try
        {
            YearMonth expiry = YearMonth.parse(date.replaceAll(&quot;/&quot;, &quot;&quot;), MMyy);
            if (expiry.getMonthValue() &gt;= today.getMonthValue() &amp;&amp; expiry.getYear() &gt;= today.getYear())
            {
                dateOK = true;
            }
 
        } catch (Exception e1)
        {
            try
            {
                YearMonth expiry = YearMonth.parse(date.replaceAll(&quot;/&quot;, &quot;&quot;), MMyyyy);
                if (expiry.getMonthValue() &gt;= today.getMonthValue() &amp;&amp; expiry.getYear() &gt;= today.getYear())
                {
                    dateOK = true;
                }
            }
            catch (Exception e2)
            {
 
            }
        }    
        return dateOK;
    }
 
    /**
    * Automatically Detects the Card Type
    * and returns it as a String
    * @param cc Card Number
    */
    private String detectCType(String cc)
    {
        if (cc.startsWith(&quot;4&quot;))
            return &quot;Visa&quot;;
        else if (cc.startsWith(&quot;5&quot;))
            return &quot;MasterCard&quot;;
        else if (cc.startsWith(&quot;6&quot;))
            return &quot;Discover&quot;;
        else if (cc.startsWith(&quot;37&quot;))
            return &quot;American Express&quot;;
        else
            return &quot;UNKNOWN&quot;;
    }
 
    @Override
    public void actionPerformed(ActionEvent e)
    {
        Object source = e.getSource();
 
        if(source == charge)
        {
            processCharge();
            if(isValid)
                process.doClick();
        }
    }
}

/* * Mark Hesser * HesserCAN * [email protected] * www.hessercan.com */ package hotdoghouse; import javax.swing.*; import java.awt.*; import java.awt.event.*; import java.time.*; import java.time.format.DateTimeFormatter; /** * @author mark */ public class Card extends JFrame implements ActionListener { // <editor-fold defaultstate="collapsed" desc="Delcarations"> private final int CWIDTH = 500; private final int CHEIGHT = 300; private String cardType, name, cardNum, expDate, cvv, zipcode; private JPanel pane; private final String[] labelStr; private JLabel[] labels; private JTextField[] text; private JButton charge; public JButton process; public boolean isValid = false; GridBagConstraints c; private int[][] paneC; // </editor-fold> /** * Default Constructor */ public Card() { setDefaultCloseOperation(HIDE_ON_CLOSE); setSize(CWIDTH, CHEIGHT); setResizable(false); Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); int screenH = screenSize.height; int screenW = screenSize.width; setLocationRelativeTo(null); labelStr = new String[] {"Name: ", "CC Number: ", "Exp Date: ", "CVV: ", "Zipcode: "}; initCredit(); } /** * Initializes Components */ private void initCredit() { pane = new JPanel(new GridBagLayout()); paneC = new int [][] {{0,0,1,1}, {0,1,1,1}, {0,2,1,1}, {0,3,1,1}, {0,4,1,1}, {1,5,4,2} }; c = new GridBagConstraints(); labels = new JLabel[labelStr.length]; text = new JTextField[labelStr.length]; c.fill = GridBagConstraints.NONE; for (int i = 0; i < labelStr.length; i++) { labels[i] = new JLabel(labelStr[i]); text[i] = new JTextField(16); c.anchor = GridBagConstraints.EAST; c.gridx = paneC[i][0]; c.gridy = paneC[i][1]; c.gridwidth = paneC[i][2]; c.gridheight = paneC[i][3]; pane.add(labels[i], c); c.anchor = GridBagConstraints.WEST; c.gridx = paneC[i][0] + 1; c.gridy = paneC[i][1]; c.gridwidth = paneC[i][2] + 4; c.gridheight = paneC[i][3]; pane.add(text[i],c); } charge = new JButton("Charge"); c.fill = GridBagConstraints.NONE; c.anchor = GridBagConstraints.CENTER; c.gridx = paneC[5][0]; c.gridy = paneC[5][1]; c.gridwidth = paneC[5][2]; c.gridheight = paneC[5][3]; charge.setPreferredSize(new Dimension(150, 50)); charge.setFocusPainted(false); pane.add(charge, c); process = new JButton("Process"); charge.addActionListener(this); add(process); process.setVisible(false); add(pane); } /** * Processes the Card */ private void processCharge() { try { if (!text[1].getText().isEmpty()) { if (isValid(text[1].getText())) { name = text[0].getText(); cardNum = text[1].getText(); cardType = detectCType(cardNum); expDate = text[2].getText(); cvv = text[3].getText(); zipcode = text[4].getText(); if(name.isEmpty() || expDate.isEmpty() || cvv.isEmpty()) { JOptionPane.showMessageDialog(null, "Please Fill out all required fields", "Declined", 1); } else { if(checkDate(expDate)) isValid = true; else { JOptionPane.showMessageDialog(null, "The Customers Card is Expired.", "Declined", 1); } } } else { JOptionPane.showMessageDialog(null, "The Customers Card has been Declined.", "Declined", 2); } } else { JOptionPane.showMessageDialog(null, "Invalid Card Number", "Error", 2); } } catch (Exception error) { JOptionPane.showMessageDialog(null, "An Error has Occured", "Error", 2); } } /** * Returns the Card Type as String * @return Card Type */ public String getVendor() { return cardType; } /** * Returns Masked Card Number as String * @return Masked Card Number */ public String getCardNumber() { char[] cc = cardNum.toCharArray(); return "XXXX XXXX XXXX " + cc[12] + cc[13] + cc[14] + cc[15]; } /** * Resets Card Components */ public void resetCard() { for(JTextField t : text) { t.setText(""); } text[0].requestFocus(); isValid = false; setVisible(false); } /** * Validates Card Numbers * @param cc Card Number * @return isValid boolean */ public boolean isValid(String cc) { int sum = 0; boolean alternate = false; for (int i = cc.length() - 1; i >= 0; i--) { int n = Integer.parseInt(cc.substring(i, i + 1)); if (alternate) { n *= 2; if (n > 9) { n = (n % 10) + 1; } } sum += n; alternate = !alternate; } return (sum % 10 == 0); } /** * Compares the Date to today and returns true if the date is not expired * @param date Expiration Date * @return Date Expiration Status (true/false) */ public boolean checkDate(String date) { DateTimeFormatter MMyy = DateTimeFormatter.ofPattern("MMyy"); DateTimeFormatter MMyyyy = DateTimeFormatter.ofPattern("MMyyyy"); LocalDate now = LocalDate.now(); YearMonth today = YearMonth.parse(now.format(MMyy), MMyy); boolean dateOK = false; try { YearMonth expiry = YearMonth.parse(date.replaceAll("/", ""), MMyy); if (expiry.getMonthValue() >= today.getMonthValue() && expiry.getYear() >= today.getYear()) { dateOK = true; } } catch (Exception e1) { try { YearMonth expiry = YearMonth.parse(date.replaceAll("/", ""), MMyyyy); if (expiry.getMonthValue() >= today.getMonthValue() && expiry.getYear() >= today.getYear()) { dateOK = true; } } catch (Exception e2) { } } return dateOK; } /** * Automatically Detects the Card Type * and returns it as a String * @param cc Card Number */ private String detectCType(String cc) { if (cc.startsWith("4")) return "Visa"; else if (cc.startsWith("5")) return "MasterCard"; else if (cc.startsWith("6")) return "Discover"; else if (cc.startsWith("37")) return "American Express"; else return "UNKNOWN"; } @Override public void actionPerformed(ActionEvent e) { Object source = e.getSource(); if(source == charge) { processCharge(); if(isValid) process.doClick(); } } }

OrderItem.java

/*
 * Mark Hesser
 * HesserCAN 
 * [email protected]
 * www.hessercan.com
 */
 
package hotdoghouse;
 
/**
 * @author mark
 */
public class OrderItem 
{
    private String itemName;
    private double itemPrice;
    private String[] modifiers;
    private double[] modPrice;
    private double totalPrice;
 
    /**
     *
     * @param in Item Name
     * @param ip Item Price
     * @param mod Modifiers
     * @param mp Modifiers Price
     */
    public OrderItem(String in, double ip, String[] mod, double[] mp)
    {
        itemName = in;
        itemPrice = ip;
        modifiers = mod;
        modPrice = mp;
 
        setTotalPrice();
    }
 
    //sets the total price of the item
    private void setTotalPrice()
    {
        totalPrice = 0;
        totalPrice += itemPrice;
        for (double mp : modPrice)
        {
            totalPrice += mp;
        }
    }
 
    //Returns the total Price of the Item
    public double getPrice()
    {
        return totalPrice;
    }
 
    //Returns the Name of the Item
    public String getItemName()
    {
        return itemName;
    }
 
    //Returns the Price of the Item
    public double getItemPrice()
    {
        return itemPrice;
    }
 
    //Returns the Array of Modifiers
    public String[] getModifers()
    {
        return modifiers;
    }
 
    //Returns the Array of Modifier Prices
    public double[] getModPrice()
    {
        return modPrice;
    }
}