ZCW-MesoLabs-Inheritance-ProductManager-BlueJ/MainApplication.java

/*Built by Rachelle and Nafis
 * runAdvanced built by Nafis
 */
import java.util.Scanner;
import java.util.InputMismatchException;
public class MainApplication {
    Scanner scanner = new Scanner(System.in);
    Product lemons = new Product("lemon",584389);
    Product sugar = new Product("sugar",590452);
    Product water = new Product("water",590329);
    Product[] products = {lemons, sugar, water};
    Product[] newProducts;
    Inventory inventory = new Inventory(products);

    public void runAdvanced(){

        int numProducts;
        System.out.println("How many products do you have?");
        numProducts = getNumberProds();
        System.out.println("You have " + numProducts + " product(s)!");
        newProducts = new Product[numProducts];

        if (numProducts > 0){
            for (int i = 0; i < numProducts; i++){
                Scanner input = new Scanner(System.in);
                System.out.println("What is product " + (i+1) + "?");
                String productName = input.next();
                System.out.println("What is it's price");
                double productPrice = input.nextDouble();
                System.out.println("What is it's ID?");
                int productID = input.nextInt();
                System.out.println("How many do you have?");
                int productQuantity = input.nextInt();
                input.close();

                newProducts[i] = new Product(productName, productPrice, productID, productQuantity);

            }
        } 

        double total = inventory.getWholeInventoryValue(newProducts);
        StringBuilder list = new StringBuilder();
        for (Product element: newProducts){
            list.append(element.getName() + " ");
        }
        System.out.println("Total value of your inventory: "+total+"\n"
                            + "Your products are: \n" + list.toString());
    }

    public static int getNumberProds(){
        int numberProds = 0;
        Scanner input = new Scanner(System.in);
        boolean error = true;
        do{
            try{
                numberProds = input.nextInt();
                error = false;
            } catch (InputMismatchException e){
                input.next();
                System.out.println("Error! Please type a number");
            } 
        } while (error);
        if (numberProds == 0){
            return 0;
        }

        return numberProds;
    }

    public void runManager(){
        for(int i = 0; i < 3; i++){
            System.out.println("Enter price, quantity of "+ products[i].getName());
            double price = scanner.nextInt();
            products[i].setPrice(price);
            int quantity = scanner.nextInt();
            products[i].setQuantity(quantity);
        }

        double total = inventory.getWholeInventoryValue(products);

        System.out.println("Total value of your inventory: "+total);  

    }
}