javacode

/*
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 */
package onlinestorestable2;

import static java.lang.System.out;
import java.util.Scanner;
/**
 *
 * @author banan
 */
public class OnlineStoreStable2 {


    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        //Products go here
        String[] fruit = {"Bananas", "Apples", "Grapes", "Apricots"};
        String[] vegetables = {"Cucumbers", "Tomatoes", "Potatoes", "Onions", "Carrots"};
        String[] cheeses = {"Haloumi", "Gouda", "Feta", "Mozzarella"};
        //Prices go here
        double[] fruitprices = {1.59, 1.67, 2.09, 1.23};
        double[] vegetablesprices = {2.24, 1.12, 2.03, 1.73, 2.34};
        double[] cheesesprices = {1.38, 3.21, 2.89, 3.26,};
        //Product Numbers go here
        int[] fruitnumbers = {0, 1, 2, 3};
        int[] vegetablesnumbers = {0, 1, 2, 3 ,4};
        int[] cheesesnumbers= {0, 1 ,2 ,3};
        //Declerations go here
        double donation = 0;
        double basket_price = 0;
        double amount = 0;
        double selection_price = 0;
        int selection = 0;
        int product_selection = 0;
        int amount_int = 0;
        String yn = "a";
        //Program starts here
        Scanner input = new Scanner(System.in);
        boolean check = false;
        while (check == false){
            System.out.println("Please choose one of the following categories, alternatively press 9 to proceed to check out."); // Prints the Category Menu
            System.out.println("1.Fruit");
            System.out.println("2.Vegetables");
            System.out.println("3.Cheeses");
            System.out.println("4.Check out");
            selection = input.nextInt();
            input.nextLine(); //advances the scanner to the next line break
            if (selection > 4 || selection < 1){ //Reminds the user to choose a value between and including 1 and 3
                System.out.println("Please enter a valid number between and including 1 and 3, or 4 to proceed to check out");
            }else if(selection == 1){ // Fruit Selection
                while (true){
                    System.out.println("Product No.         Prices        Products"); // Displays fruit menu
                    for (int i = 0; i<4; i++){
                        System.out.println(fruitnumbers[i] + "                   " + fruitprices[i] + "          " + fruit[i]);
                    }
                    System.out.print("Please select the number of the product you want to add to your cart, alternatively press '9' in order to go back.");
                    product_selection = input.nextInt(); // Lets the user select their desired fruits
                    if (product_selection == 9){
                        break;
                    }
                    System.out.print("You have selected " + fruit[product_selection] + ", is that correct? (y/n)"); //Makes sure that the user has selected the correct item
                    input.nextLine();
                    yn = input.nextLine();
                    if ("n".equals(yn)){ //Sends the user back to the main menu in case they have selected the wrong item
                        break;
                    }
                    else if ("y".equals(yn)){
                        System.out.println("Select the amount of the selected products you would like to add to your cart");//Lets the user select the desired amount of products
                        amount = input.nextInt();
                        selection_price = amount * fruitprices[product_selection];//Calculates how much all of the selected products cost
                        amount_int = (int)amount; //turns the amount double into an int in order to use it for calculations
                        System.out.printf("Would you like to add " + amount_int + " " + fruit[product_selection] + " to your cart? They cost %.2f" +  "£ (y/n)" ,selection_price  );//Makes sure the user has selected the right amount of products
                        input.nextLine();
                        yn = input.nextLine();
                        if ("y".equals(yn)){
                            basket_price = basket_price+selection_price;
                            System.out.printf("Your basket currently costs %.2f" + "£" + ". Would you like to continue or proceed to check out? (press c to continue or q to proceed to check out)", basket_price);
                            yn = input.nextLine();
                            if ("c".equals(yn)){
                                break;
                            }
                            else if("q".equals(yn)){
                                check = true;
                            }
                        }
                    }
                    if(check){ // Sends the user to the check out
                        break;
                    }
                }
            }
            else if(selection == 2){ //Vegetable Selection
                while (true){
                    System.out.println("Product No.         Prices        Products");// Displays the menu
                    for (int i = 0; i<4; i++){
                        System.out.println(vegetablesnumbers[i] + "                   " + vegetablesprices[i] + "          " + vegetables[i]);
                    }
                    System.out.print("Please select the number of the product you want to add to your cart, alternatively press '9' in order to go back.");
                    product_selection = input.nextInt();// Lets the user select their desired product
                    if (product_selection == 9){ // Takes the user back to the main menu
                        break;
                    }
                    System.out.print("You have selected " + vegetables[product_selection] + ", is that correct? (y/n)");// makes sure that the user has selected the correct product
                    input.nextLine();
                    yn = input.nextLine();
                    if ("n".equals(yn)){ // Sends the user back to the menu
                        break;
                    }
                    else{
                        System.out.println("Select the amount of the selected products you would like to add to your cart");
                        amount = input.nextInt();// Lets the user select the desired amount of the selected product
                        selection_price = amount * vegetablesprices[product_selection];
                        amount_int = (int)amount;//Turns the amount double into an int in order to do calculations
                        System.out.printf("Would you like to add " + amount_int + " " + vegetables[product_selection] + " to your cart? They cost %.2f" +  "£ (y/n)" ,selection_price  );
                        input.nextLine();//Makes sure that the user has selected the correct amount of products
                        yn = input.nextLine();
                        if ("y".equals(yn)){
                            basket_price = basket_price+selection_price;
                            System.out.printf("Your basket currently costs %.2f" + "£" + ". Would you like to continue or proceed to check out? (press c to continue or q to proceed to check out)", basket_price );
                            yn = input.nextLine();//Lets the user continue with their order or proceed to check out
                            if ("c".equals(yn)){ // Continues order
                                break;
                            }
                            else if("q".equals(yn)){ //Sends user to check out
                                check = true;
                            }
                        }
                    }
                    if(check){ // Sends the user to the check out
                        break;
                    }
                }
            }
            else if(selection == 3){ //Displays Cheeses Menu
                while (true){
                    System.out.println("Product No.         Prices        Products");
                    for (int i = 0; i<4; i++){
                        System.out.println(cheesesnumbers[i] + "                   " + cheesesprices[i] + "          " + cheeses[i]);
                    }
                    System.out.print("Please select the number of the product you want to add to your cart, alternatively press '9' in order to go back.");
                    product_selection = input.nextInt(); // Lets the user choose the desired product, or takes them to the check out
                    if (product_selection == 9){ //Takes user to the check out
                        break;
                    }
                    System.out.print("You have selected " + cheeses[product_selection] + ", is that correct? (y/n)");
                    input.nextLine(); // Makes sure that the user has selected the correct product
                    yn = input.nextLine();
                    if ("n".equals(yn)){
                        break; //Takes user back to the menu
                    }
                    else{
                        System.out.println("Select the amount of the selected products you would like to add to your cart");
                        amount = input.nextInt(); //Lets the user select the desired amount of selected products
                        selection_price = amount * cheesesprices[product_selection];
                        amount_int = (int)amount; // Turns the amount double into an integer for calculations
                        System.out.printf("Would you like to add " + amount_int + " " + cheeses[product_selection] + " to your cart? They cost %.2f" +  "£ (y/n)" ,selection_price  );
                        input.nextLine(); // Makes sure that the user has selected the correct amount of the selected products
                        yn = input.nextLine();
                        if ("y".equals(yn)){
                            basket_price = basket_price+selection_price; //Adds products to the cart
                            System.out.printf("Your basket currently costs %.2f" + "£" + ". Would you like to continue or proceed to check out? (press c to continue or q to proceed to check out)", basket_price);
                            yn = input.nextLine();
                            if ("c".equals(yn)){
                                break; //Takes user to the menu
                            }
                            else if("q".equals(yn)){
                                check = true;  //Takes user to the check out
                            }
                        }
                    }
                    if(check){ // Sends the user to the check out
                        break;
                    }
                }
            }
            else if (selection == 4){ // Sends the user to the check out
                check = true;
                break;
            }
        }
        System.out.printf("The total amount for the products you have selected is %.2f" + " £, is that ok? (y/n)", basket_price );
        yn = input.nextLine();
        if ("y".equals(yn)){ // Asks the user if they would like to make a donation
            System.out.println("Great!, would you like us to round up the cost and donate it to charity? (y/n)");
            yn = input.nextLine();
        }
        if ("y".equals(yn)){
            donation = Math.ceil(basket_price) - basket_price; //Calculates the donation to make the user feel better about themselves
            System.out.printf("Thank you for your %.2f" + "£ , now those orphans won't starve tonight!", donation); //Shows only two numbers after the decimal point
        }
    }
}