Pizza.java

/*   Created by IntelliJ IDEA.
 *   Author: Kshitij Varshney (kshitijvarshne1)
 *   Date: 16-May-21
 *   Time: 5:11 PM
 *   File: Pizza.java
 */

package May.may16_21;

public class Pizza {
    public final static float SMALL_PRICE = 5.50f;
    public final static float MEDIUM_PRICE = 9.10f;
    public final static float LARGE_PRICE = 13.70f;
    private String size;
    private String crust;
    private Toppings toppings;
    private float price;

    public Pizza(String size, String crust, Toppings toppings) {
        this.size = size;
        this.crust = crust;
        this.toppings = toppings;
        this.price = 0.0f;
    }

    public String getSize() {
        return size;
    }

    public void setSize(String size) {
        this.size = size;
    }

    public String getCrust() {
        return crust;
    }

    public void setCrust(String crust) {
        this.crust = crust;
    }

    public Toppings getToppings() {
        return toppings;
    }

    public void setToppings(Toppings toppings) {
        this.toppings = toppings;
    }

    public void calculatePrice() {
        if (this.size.equalsIgnoreCase("small")) {
            this.price += SMALL_PRICE;
        } else if (this.size.equalsIgnoreCase("medium")) {
            this.price += MEDIUM_PRICE;
        } else {
            this.price += LARGE_PRICE;
        }
        if (this.crust.equalsIgnoreCase("thick")) {
            this.price += 2.20f;
        }
        if (this.toppings.getSauceOrBarbequeFlavouredSauce().equalsIgnoreCase("tomato-paste sauce")) {
            this.price += 1.00f;
        } else {
            this.price += 1.80f;
        }
        for (int i = 0; i < this.toppings.getMeatAndSeaFood().length; i++) {
            this.price += this.toppings.findPrice(this.toppings.getMeatAndSeaFood()[i]);

        }
        for (int i = 0; i < this.toppings.getOtherTopings().length; i++) {
            this.price += this.toppings.findPrice(this.toppings.getOtherTopings()[i]);
        }
    }

    public String toString() {
        calculatePrice();
        String result = this.size + " ";
        result += this.crust + "-crust pizza, with " + this.toppings.getSauceOrBarbequeFlavouredSauce() + " ";
        String top = "";
        for (int i = 0; i < this.toppings.getMeatAndSeaFood().length; i++) {
            top += this.toppings.getMeatAndSeaFood()[i] + " ,";
        }
        for (int i = 0; i < this.toppings.getOtherTopings().length; i++) {
            top += this.toppings.getOtherTopings()[i] + " ,";
        }
        top += " pirce: $" + this.price;
        result += top;
        return result;
    }
}

Shop.java

/*   Created by IntelliJ IDEA.
 *   Author: Kshitij Varshney (kshitijvarshne1)
 *   Date: 16-May-21
 *   Time: 6:29 PM
 *   File: Shop.java
 */

package May.may16_21;

import java.util.Scanner;

public class Shop {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.println("==== Welcome ====");
        System.out.println("You have atmost select 3 types of pizzas");
        System.out.println("If you not add the pizza then press 1 or else 0");
        for (int i = 0; i < 3; i++) {
            int check = sc.nextInt();
            if (check == 0) {
                System.out.println("Thanks for using me");
                System.exit(0);
            } else if (check == 1) {
                sc.nextLine();
                System.out.println("It is tomato-paste sauce or BarbequeFlavouredSauce type pizza");
                String sauce = sc.nextLine();
                showSizeType();
                String sizeType = sc.nextLine();
                showCrustType();
                String crust = sc.nextLine();
                showMeatToppings();
                int sizeMeat = sc.nextInt();
                sc.nextLine();
                String[] meatToppings = null;
                if (sizeMeat != 0) {
                    meatToppings = new String[sizeMeat];
                    for (int j = 0; j < sizeMeat; j++) {
                        int k = j + 1;
                        System.out.println("Enter the " + k + " st toppings");
                        meatToppings[j] = sc.nextLine();
                    }
                }
                int restToppings = 8 - sizeMeat;
                System.out.println("you have to select " + restToppings + " toppings");
                System.out.println("Enter the number of toppings not greater than " + restToppings);
                int other = sc.nextInt();
                showOtherToppings();
                String[] topp = null;
                sc.nextLine();
                if (other != 0) {
                    topp = new String[other];
                    for (int i1 = 0; i1 < other; i1++) {
                        int k = i1 + 1;
                        System.out.println("Enter the " + k + " st toppings");
                        topp[i1] = sc.nextLine();
                    }
                }
                Pizza pizza = new Pizza(sizeType, crust, new Toppings(sauce, meatToppings, topp));
                System.out.println(pizza);
                System.out.println("If you not add more pizza then press 1 or else 0");
            } else {
                System.out.println("Invalid input");
            }
        }
    }

    public static void showSizeType() {
        System.out.println("Here is the size of pizzas");
        System.out.println("1. small , 2. medium , 3.large");
    }

    public static void showCrustType() {
        System.out.println("Here is the curst types");
        System.out.println("1. thin ,  2. thick");
    }

    public static void showMeatToppings() {
        System.out.println("Here is toppings list");
        System.out.println("1. ham ,  2. salami , 3. bacon  , 3. chicken , 4.shrimp");
        System.out.println("You have select at most 3 toppings from this category");
        System.out.println("How many you want to select? -> 0 or 1 or 2 or 3");
    }

    public static void showOtherToppings() {
        System.out.println("Here is the rest toppings list");
        System.out.println("1. capsicum , 2. onion , 3. tomatoes , 4. mushrooms , 5.pineapple , " +
                "6. egg , 7. olives , 8. garlic , 9. cheese , 10. pumpkin");
    }
}

Toppings.java

/*   Created by IntelliJ IDEA.
 *   Author: Kshitij Varshney (kshitijvarshne1)
 *   Date: 16-May-21
 *   Time: 5:20 PM
 *   File: Toppings.java
 */

package May.may16_21;

import java.util.HashMap;

public class Toppings {
    private String sauceOrBarbequeFlavouredSauce;
    private String[] meatAndSeaFood;
    private String[] otherTopings;
    public HashMap<String, Float> toppingsPrice;

    public Toppings(String sauceOrBarbequeFlavouredSauce, String[] meatAndSeaFood, String[] otherTopings) {
        this.sauceOrBarbequeFlavouredSauce = sauceOrBarbequeFlavouredSauce;
        this.meatAndSeaFood = meatAndSeaFood;
        this.otherTopings = otherTopings;
        toppingsPrice = new HashMap<>();
        addALlPrice();
    }

    public String getSauceOrBarbequeFlavouredSauce() {
        return sauceOrBarbequeFlavouredSauce;
    }

    public void setSauceOrBarbequeFlavouredSauce(String sauceOrBarbequeFlavouredSauce) {
        this.sauceOrBarbequeFlavouredSauce = sauceOrBarbequeFlavouredSauce;
    }

    public String[] getMeatAndSeaFood() {
        return meatAndSeaFood;
    }

    public void setMeatAndSeaFood(String[] meatAndSeaFood) {
        this.meatAndSeaFood = meatAndSeaFood;
    }

    public String[] getOtherTopings() {
        return otherTopings;
    }

    public void setOtherTopings(String[] otherTopings) {
        this.otherTopings = otherTopings;
    }

    public void addALlPrice() {
        toppingsPrice.put("tomato-paste sauce", 1.00f);
        toppingsPrice.put("barbeque-flavoured", 1.80f);
        toppingsPrice.put("ham", 0.50f);
        toppingsPrice.put("salami", 0.50f);
        toppingsPrice.put("bacon", 0.90f);
        toppingsPrice.put("chicken", 2.00f);
        toppingsPrice.put("shrimp", 1.40f);
        toppingsPrice.put("capsicum", 0.30f);
        toppingsPrice.put("onion", 0.20f);
        toppingsPrice.put("tomatoes", 0.40f);
        toppingsPrice.put("mushrooms", 0.45f);
        toppingsPrice.put("pineapple", 0.45f);
        toppingsPrice.put("egg", 0.25f);
        toppingsPrice.put("olives", 0.35f);
        toppingsPrice.put("garlic", 0.30f);
        toppingsPrice.put("cheese", 0.20f);
        toppingsPrice.put("pumpkin", 0.50f);
    }

    public float findPrice(String topping) {
        if (toppingsPrice.get(topping.toLowerCase()) == null) {
            return 0.0f;
        }
        return toppingsPrice.get(topping.toLowerCase());
    }

}