Program file...

ordering.java

+package myassignment2;
+
+import static java.lang.System.out;
+import java.util.Scanner;
+import java.util.ArrayList;
+
+class ordering {
+
+	// Data base with array, Items,
+	//	The item should have:
+		// Code, name, price, stock
+
+	// Definition from week4: ArrayList<type> name = new ArrayList<Type>();
+
+		static ArrayList<String> productName = new ArrayList<String>();
+		static ArrayList<Integer> productCode = new ArrayList<Integer>();
+		static ArrayList<Double> productPrice = new ArrayList<Double>();
+		static ArrayList<Integer> productQty = new ArrayList<Integer>();
+	
+		static Scanner input = new Scanner(System.in);
+	
+		// Declare basket which contains the item name, code, quanity, price, cost...
+	
+		static ArrayList<Integer> basketCode = new ArrayList<Integer>();
+		static ArrayList<String> basketName = new ArrayList<String>();
+		static ArrayList<Integer> basketQty = new ArrayList<Integer>();
+		static ArrayList<Double> basketPrice = new ArrayList<Double>();
+		static ArrayList<Double> basketCost = new ArrayList<Double>();
+
+
+		public static void main(String[] args) {
+			// TODO Auto-generated method stub
+
+			// product storage
+
+			productName.add("Pizza      ");		// Stores product name.
+			productCode.add(1);				    // Stores product code.
+			productPrice.add(10.00);		    // Stores product price.
+			productQty.add( 50);				    // Stores product in quantity.
+
+			productName.add("Burger     ");
+			productCode.add(2      );
+			productPrice.add(7.00  );
+			productQty.add( 50      );
+
+			productName.add("Sandwich   ");
+			productCode.add(3);
+			productPrice.add(5.00);
+			productQty.add( 50);
+
+			productName.add("Water      ");
+			productCode.add(4);
+			productPrice.add(1.00);
+			productQty.add( 30);
+
+			productName.add("Soft drink ");
+			productCode.add(5);
+			productPrice.add(2.00);
+			productQty.add( 30);
+
+			productName.add("Tea        ");
+			productCode.add(6);
+			productPrice.add(2.00);
+			productQty.add( 20);
+
+			productName.add("Coffee     ");
+			productCode.add(7);
+			productPrice.add(2.00);
+			productQty.add( 20);
+
+			// After 07 any product below is out of range.
+			// Also if you put symbols in the productPrice.add(£2.00) it will spit an error.
+
+			productName.add("Ice Cream  ");
+			productCode.add(8);
+			productPrice.add(2.00);
+			productQty.add( 20);
+
+			productName.add("Chocolate  ");
+			productCode.add(9);
+			productPrice.add(2.00);
+			productQty.add( 50);
+
+
+			// Menu for start up
+			out.println("Welcome to the food ordering system");
+
+			while(true) {
+
+				// Interface:
+				out.print("Enter c for customer OR e to exit program. > ");
+				String user = input.next();
+
+				if(user.equals("c")) {
+					customer();	// Goes to manager section
+				}
+				else if(user.equals("m"))
+					manager();	// Goes to customer section
+				
+				else if(user.equals("e"))
+					System.exit(0);	// terminates program
+				
+			} // while loop end
+
+		} // End  Main
+
+		private static void customer() {
+
+			out.println("Welcome to my store");
+
+			// Show the avaliable stocks ect
+			viewItem();
+			double total = 0;
+				
+				while(true) {
+					out.println("Please enter the code of an item OR '0' for payment,"
+							+ "\nOR type in '10' to exit program > ");
+					int customerChoice = input.nextInt();			// OR to cancel your basket please press 'X'
+				
+					if(customerChoice == 10) {
+						
+						System.exit(0);
+					}
+					
+				if(customerChoice == 0) { 
+					// process payment >
+
+					// Display the contents of the basket and the total
+
+					int size = basketName.size();
+
+					for (int i = 0; i< size; i++) {
+	
+						out.println(basketCode.get(i)   + "\t"  +
+						
+										   basketName.get(i)   + "\t"  +
+										   
+										   basketPrice.get(i)  + "\t"  +
+										   
+										   basketQty.get(i)    + "\t"  +
+										   
+										   basketCost.get(i));
+	
+					}
+
+					out.println();
+					out.println(" Total Cost =  " + total);
+
+					// Ask customer for payment
+					out.print("Please enter the payment > ");
+					double payment = input.nextDouble();
+
+					// Finds change
+					double change = payment - total;
+
+					// Gives customer change
+					if(change > 0) {
+	
+						out.println("Please take your change " + change + " & please take your items." +
+										   "\n Thank you"); 
+						}
+					
+					else if(change == 0) {	// if change is = to 0 then it  will print take item.
+						
+						out.println("Please take your item");
+						out.println();
+						out.println();
+						
+					}
+					
+					else { 
+						
+					out.print("Your remaning balance is " + change +
+							"\ninsufficient funds, please try again.");
+					out.println();
+					out.println();
+					// To collect their remaining balance & terminate
+					
+					}
+
+					System.exit(0);
+					
+				}
+				
+				else { // else if statement
+					
+					int position = productCode.indexOf(customerChoice);
+
+					// Ask for  quantity
+					out.println("How many do you need > ");
+					int qty = input.nextInt();
+
+					// Check stock  if there is enough
+					if(qty <= productQty.get(position)) {
+						
+						// add to the basket
+						basketCode.add(productCode.get(position));
+						basketName.add(productName.get(position));
+						basketPrice.add(productPrice.get(position));
+						basketQty.add(qty);
+						basketCost.add(qty * productPrice.get(position));
+	
+						// Accumulate the total cost 
+						total = total + (qty * productPrice.get(position));
+	
+					}
+					
+					else {
+						
+						out.println();
+						out.print("Low in stock, there are currently " + productQty.get(position) + " in the storage.");
+						out.println();
+						out.println();
+						
+						System.exit(0);
+						
+					}
+					
+				}
+				
+			} // end else
+
+		} // End customer>
+
+
+		private static void manager() {		// view stock/products
+			
+			out.println();
+			out.println("---------------- Stock ----------------");
+			out.println("-Code-|----Name----|---Price---|--Qty--");
+			 int size = productName.size();
+			 
+			 for(int i=0; i < size; i++) {
+			 out.println(productCode.get(i) +  "\t" +
+			 
+								 productName.get(i) +  "\t" +
+					  			 
+					  			 productPrice.get(i) +  "\t" +
+					  			 
+					  			 productQty.get(i));
+			 
+			  }
+			 
+			 out.println("--------------------------------------");
+
+		} // End manager
+
+		// viewItem
+		public static void viewItem() {
+
+			out.println();
+			out.println("---------------- Menu -----------------");
+			out.println("-Code-|----Name----|---Price---|--Qty--");
+			int size = productName.size();
+
+			for(int i=0; i < size; i++) {
+				out.println(productCode.get(i)  +  "\t" +
+
+					   			   productName.get(i)  +  "\t" +
+					   
+					   			   productPrice.get(i) +  "\t" +
+					   
+					   			   productQty.get(i));
+				
+				}
+			
+			out.println("--------------------------------------");
+				
+		}	// End viewitems
+
+} // End Class
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