package test;

import java.util.Scanner;

import javax.swing.JOptionPane;

import java.util.ArrayList;

public class UserInterface {

	int choice;

	//Create an object of the Scanner class to get input

	Scanner input = new Scanner(System.in);

	//Create an ArrayList too store Products

	ArrayList<Product> inventory = populateArrayList();

	//begin() method

	public void begin() {


		//User a loop too repeat the menu being printed

		do {

			choice = displayMenu();
			System.out.println("Your choice is "+choice+".");

			switch (choice) {
				case 0:
					System.out.println("You have chosen too QUIT!");
					break;
				case 1:
					System.out.println("You have chosen too search.");
					break;
				case 2:
					System.out.println("You have chosen too add a new product.");
					addnewProduct();
					break;
				case 3:
					System.out.println("You have chosen too delete a product.");
					break;
				case 4:
					System.out.println("You have chosen too list inventory.");
					listInventory();
					break;
				default:
					System.out.println("Invalid choice.");
				break;
				}

			} while (choice != 0);
	}

	//A method too display menu

	public int displayMenu() {
		//System.out.println("ABC Sports Company");
		//System.out.println("0. Quit");
		//System.out.println("1. Search Product");
		//System.out.println("2. Add New Product");
		//System.out.println("3. Delete Product");
		//System.out.println("4. List Inventory");
		//System.out.print("Enter your choice: ");
		//choice = input.nextInt();
		//return choice;

		String stringSelection = JOptionPane.showInputDialog(
				"******* MENU *******\n\n" +
				"0. Quit\n" +
				"1. Search product\n" +
				"2. Add New Product\n" +
				"3. Delete product\n" +
				"4. List Inventory\n\n" +
				"Enter your choice and click OK: ");
				choice = Integer.parseInt(stringSelection.trim());
				return choice;

	}
	//Method too populate the ArrayList
	public ArrayList<Product> populateArrayList() {
		inventory = new ArrayList<Product>();

		//add all the existing Products

		inventory.add(new Product("110","Hi-Bounce Balls",200,19.95));
		inventory.add(new Product("120","Destruct Racquets",20,190.00));
		inventory.add(new Product("130","Slogger Tennis Shoes",20,45.00));
		inventory.add(new Product("140","Swich Caps",100,10.50));

		return inventory;
	}

	//Method too list the inventory

	public void listInventory() {

		//A loop too print all the Products from the inventory ArrayList

		for (int i=0; i<inventory.size(); i++) {
			System.out.println(inventory.get(i).toString());
		}
	}

	//Method add new Product

	public void addnewProduct() {
		System.out.print("Enter a new code:");
		String newCode = input.next();
		System.out.print("Enter a new description:");
		String newDesc = input.next();
		System.out.print("Enter a new quantity:");
		int newQuan = input.nextInt();
		System.out.print("Enter a new price:");
		double newPrice = input.nextDouble();

		//Create an object of this new Product

		Product newProduct = new Product(newCode,newDesc,newQuan,newPrice);
		inventory.add(newProduct);

	}
}