PizzaOrder.java

//This program allows the user to order a pizza

import java.util.Scanner;
//TASK #5 add an import statement to use the DecimalFormat class
import java.text.DecimalFormat;

public class PizzaOrder
{
	public static void main (String [] args)
	{
		//TASK #5 Create a DecimalFormat object with 2 decimal places
		DecimalFormat formatter = new DecimalFormat("#0.00");

		//Create a Scanner object to read input
		Scanner keyboard = new Scanner (System.in);

		//Create an instance of a Pizza
		Pizza order = new Pizza ();

		String firstName;		//user's first name
		boolean discount = false;//flag, true if user is eligible for discount
		int inches;				//size of the pizza
		char crustType;			//type of crust
		double cost;			//cost of the pizza
		final double TAX_RATE = .08;//sales tax rate
		double tax;				//amount of tax
		char choice;			//user's choice
		String input;			//user input
		String toppings = "Cheese ";//list of toppings
		int numberOfToppings = 0;	//number of toppings

		//prompt user and get first name
		System.out.println("Welcome to Mike and Diane's Pizza");
		System.out.print("Enter your first name:  ");
		firstName = keyboard.nextLine();

		//determine if user is eligible for discount by
		//having the same first name as one of the owners
		//ADD LINES HERE FOR TASK #1
		if(firstName.equalsIgnoreCase("Mike") || firstName.equalsIgnoreCase("Dianse"))
		{
			discount = true;
		}

		//prompt user and get pizza size choice
		System.out.println("Pizza Size (inches)   Cost");
		System.out.println("        10            $10.99");
		System.out.println("        12            $12.99");
		System.out.println("        14            $14.99");
		System.out.println("        16            $16.99");
		System.out.println("What size pizza would you like?");
		System.out.print("10, 12, 14, or 16 (enter the number only): ");
		inches = keyboard.nextInt();

		//set price and size of pizza ordered
		//ADD LINES HER FOR TASK #2
		switch(inches)
		{
			case 10:
			{
				order.setSize(10);
				order.setCost(-2.00);
				break;
			}
			
			case 12:
			{
				order.setSize(12);
				order.setCost(0);
				break;
			}
			
			case 14:
			{
				order.setSize(14);
				order.setCost(2.00);
				break;
			}
			
			case 16:
			{
				order.setSize(16);
				order.setCost(4.00);
				break;
			}
			
			default:
			{
				System.out.println("That's not 10, 12, 14, or 16.");
			}
		}

		//consume the remaining newline character
		keyboard.nextLine();

		//prompt user and get crust choice
		System.out.println("What type of crust do you want? ");
		System.out.print("(H)Hand-tossed, (T) Thin-crust, or " +
			"(D) Deep-dish (enter H, T, or D): ");
		input = keyboard.nextLine();
		crustType = input.charAt(0);

		//set user's crust choice on pizza ordered
		//ADD LINES FOR TASK #3
		switch(crustType)
		{
			case 'h':
			case 'H':
				order.setCrust("Hand-tossed");
				break;
			
			case 't':
			case 'T':
				order.setCrust("Thin");
				break;
			
			case 'd':
			case 'D':
				order.setCrust("Deep dish");
				break;
			
			default:
				System.out.println("You did not choose H, T, or D.");
		}

		//prompt user and get topping choices one at a time
		System.out.println("All pizzas come with cheese.");
		System.out.println("Additional toppings are $1.25 each,"
				+ " choose from");
		System.out.println("Pepperoni, Sausage, Onion, Mushroom");

		//if topping is desired,
		//add to topping list and number of toppings
		System.out.print("Do you want Pepperoni?  (Y/N):  ");
		input = keyboard.nextLine();
		choice = input.charAt(0);
		if (choice == 'Y' || choice == 'y')
		{
			numberOfToppings += 1;
			toppings = toppings + "Pepperoni ";
		}
		System.out.print("Do you want Sausage?  (Y/N):  ");
		input = keyboard.nextLine();
		choice = input.charAt(0);
		if (choice == 'Y' || choice == 'y')
		{
			numberOfToppings += 1;
			toppings = toppings + "Sausage ";
		}
		System.out.print("Do you want Onion?  (Y/N):  ");
		input = keyboard.nextLine();
		choice = input.charAt(0);
		if (choice == 'Y' || choice == 'y')
		{
			numberOfToppings += 1;
			toppings = toppings + "Onion ";
		}
		System.out.print("Do you want Mushroom?  (Y/N):  ");
		input = keyboard.nextLine();
		choice = input.charAt(0);
		if (choice == 'Y' || choice == 'y')
		{
			numberOfToppings += 1;
			toppings = toppings + "Mushroom ";
		}

		//set number of toppings and topping list on pizza ordered
		order.setNumToppings (numberOfToppings);
		order.setToppingList(toppings);

		//add additional toppings cost to cost of pizza
		order.setCost(1.25*numberOfToppings);

		//display order confirmation
		System.out.println();
		System.out.println("Your order is as follows: ");
		System.out.println(order.getSize() + " inch pizza");
		System.out.println(order.getCrust() + " crust");
		System.out.println(order.getToppingList());

		//display cost of pizza
		cost = order.getCost();

		//apply discount if user is elibible
		//ADD LINES FOR TASK #4 HERE
		if(discount = true)
		{
			System.out.println("You are eligible for the $2.00 discount.");
			cost -= 2;
		}

		//EDIT PROGRAM FOR TASK #5
		//SO ALL MONEY OUTPUT APPEARS WITH 2 DECIMAL PLACES
		System.out.println("The cost of your order is: $" + formatter.format(cost));

		//calculate and display tax and total cost
		tax = cost * TAX_RATE;
		System.out.println("The tax is:  $" + formatter.format(tax));
		System.out.println("The total due is:  $" + formatter.format(tax+cost));

		System.out.println("Your order will be ready" +
			" for pickup in 30 minutes.");
	}
}