PizzaOrder.java

/**
   This program allows the user to order a pizza
*/
import java.util.Scanner;
import java.text.DecimalFormat;

public class PizzaOrder
{
	public static void main (String [] args)
	{
		//TASK #5 Create a DecimalFormat object with 2 decimal places
				
		//Create a Scanner object to read input
		Scanner keyboard = new Scanner (System.in);
		
		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;					//code for type of crust
		String crust = "Hand-tossed"; //name of crust
		double cost = 12.99;				//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
		
		//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 HERE FOR TASK #2
				
		//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
								
		//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 ";
		}

		//add additional toppings cost to cost of pizza
		cost = cost + (1.25*numberOfToppings);
		
		//display order confirmation
		System.out.println();
		System.out.println("Your order is as follows: ");
		System.out.println(inches + " inch pizza");
		System.out.println(crust + " crust");
		System.out.println(toppings);		
		
		//apply discount if user is elibible
		//ADD LINES FOR TASK #4 HERE
		
		//EDIT PROGRAM FOR TASK #5
		//SO ALL MONEY OUTPUT APPEARS WITH 2 DECIMAL PLACES
		System.out.println("The cost of your order is: $" + cost);
			
		//calculate and display tax and total cost
		tax = cost * TAX_RATE;
		System.out.println("The tax is:  $" + tax);
		System.out.println("The total due is:  $" + (tax+cost));
		
		System.out.println("Your order will be ready for pickup in 30 minutes.");
	}	
}