public class Item { private String name; private double price; private int bulkQuantity; private double bulkprice; private

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Question:

public class Item {

private String name;
private double price;
private int bulkQuantity;
private double bulkprice;
private int id;

public Item(String name, double price, int bulkQuantity, int id) {
this.name = name;
this.price = price;
this.bulkQuantity = bulkQuantity;
this.id = id;
}

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public double getPrice() {
return price;
}

public void setPrice(double price) {
this.price = price;
}

public int getBulkQuantity() {
return bulkQuantity;
}

public void setBulkQuantity(int bulkQuantity) {
if (bulkQuantity <= this.bulkQuantity) {
this.bulkQuantity = bulkQuantity;
}
}

public double getBulkprice() {
return bulkprice;
}

public void setBulkprice(double bulkprice) {
this.bulkprice = bulkprice;
}

@Override
public String toString() {
return this.getName()
+ "t BulkQuantity: " + this.bulkQuantity
+ "tPrice: " + this.price;

}

public void decreaseBulkQuantity(int quantity) {
this.bulkQuantity -= quantity;
}

public void plusBulkQuantity(int quantity) {
this.bulkQuantity += quantity;
}
}

///////////////////////////////////////////////////////////////////////////////////////////////

public class Itemorder {

private Item item;
private int quantity;

public Itemorder(Item item, int quantity) {
this.item = item;
this.quantity += quantity;
}

public int getQuantity() {
return quantity;
}

public double getprice() {
return this.getItem().getPrice() * quantity;
}

public Item getItem() {
return item;
}

public String show() {
return this.getItem().getName() + "tQuantity: " + this.quantity + "tPrice" + this.getprice();
}
}

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

public class ShoppingCart {

public static void main(String[] args) {
Scanner in = new Scanner(System.in);
Item Bread = new Item("Bread", 1, 100, 1);
Item Milk = new Item("Milk", 0.60, 50, 2);
Item Bananas = new Item("Bananas", 0.40, 20, 3);
Item[] listItem = {Bread, Milk, Bananas};
int[] listQuantity = {0, 0, 0};
Itemorder order1 = new Itemorder(listItem[0], listQuantity[0]);
Itemorder order2 = new Itemorder(listItem[1], listQuantity[1]);
Itemorder order3 = new Itemorder(listItem[2], listQuantity[2]);
Itemorder[] listOrder = {order1, order2, order3};
ArrayList market = new ArrayList();
double total = 0;
int p = 1;
int e = 1;
int i = 1;
int l = 1;
int m = 1;
int m2 = 1;
int m3 = 1;
int p4 = 1;
boolean loop = true;

while (loop) {
System.out.println("Welcome to the market"
+ "................................"
+ "what do you want to do?"
+ "1.Buying Products In The Store"
+ "2.Display Cart"
+ "3.Finish");
System.out.print("Your choice: ");
int chose = in.nextInt();
switch (chose) {
case 1:
System.out.println("");
for (Item Items : listItem) {
System.out.println((i) + ".Name: " + Items.toString());
i++;
loop = false;
}
boolean loop2 = true;
while (loop2) {
System.out.println("1.Add to cary"
+ "2.Remove From cart"
+ "3.Back to back");
System.out.print("Your choice: ");
loop2 = true;
int shoce = in.nextInt();
switch (shoce) {
case 1:
System.out.print("Chose the product you whant to buy:");
int toBuyProduct = in.nextInt();
if (toBuyProduct == 1 || toBuyProduct == 2 || toBuyProduct == 3) {
Item tem = listItem[toBuyProduct - 1];
System.out.print("Enter a quantity:");
int q = in.nextInt();
if (listItem[toBuyProduct - 1].getBulkQuantity() < q) {
if (l == 3) {
System.out.println("-----------------------BYE!-----------------------");
System.exit(0);
} else {
System.out.println("----------------------------Error in input----------------------------");
System.out.println("Invalid c1`hoica");
System.out.println("Try again :( " + (l) + " )");
l++;
loop2 = true;
}
} else {
listQuantity[toBuyProduct - 1] += q;
listItem[toBuyProduct - 1].decreaseBulkQuantity(listQuantity[toBuyProduct - 1]);
market.add(listOrder[toBuyProduct - 1]);
total += listOrder[toBuyProduct - 1].getprice();
System.out.println("");
int w = 1;
for (Item Items : listItem) {
System.out.println(w + ".Name: " + Items.toString());
w++;
}
loop2 = true;
}
break;
} else {
if (m2 == 3) {
System.out.println("-----------------------BYE!-----------------------");
System.exit(0);
} else {
m2++;
System.out.println("Invalid c1`hoica");
System.out.println("Try again :( " + (m2 - 1) + " )");
m2++;
int ii = 0;
System.out.println("");
for (Item Items : listItem) {
ii++;
System.out.println(ii + ".Name: " + Items.toString());
i++;
}
loop2 = true;
loop = false;
}
}
case 2:
boolean loop3 = true;
while (loop3) {
System.out.println("1.Delete all cart"
+ "2.Delete part of the cart"
+ "3.Back to back");
System.out.print("Your choice: ");
System.out.println("");
int sh = in.nextInt();
switch (sh) {
case 1:
System.out.print("Chose the product you whant to Remove: ");
int choi = in.nextInt();
for (int q = 0; q < market.size(); q++) {
if (market.get(i).getItem().getName() == listItem[choi - 1].getName()) {
listItem[choi - 1].plusBulkQuantity(listQuantity[choi - 1]);
listQuantity[choi - 1] = 0;
market.remove(market.get(i));
} else {
System.out.println("Not found");
}
}
break;
case 2:
System.out.print("Chose the product you whant to Remove: ");
int choi2 = in.nextInt();
System.out.print("Enter a quantity: ");
int qq = in.nextInt();
for (int q = 0; q < market.size(); q++) {
if (market.get(i).getItem().getName() == listItem[choi2 - 1].getName()) {
listItem[choi2 - 1].plusBulkQuantity(qq);
listQuantity[choi2 - 1] -= qq;
} else {
System.out.println("Not found");
}
}
break;
case 3:
loop = true;
loop2 = false;
loop3 = false;
break;
default:
if (m3 == 3) {
System.out.println("-----------------------BYE!-----------------------");
System.exit(0);
} else {

System.out.println("Invalid c1`hoica");
System.out.println("Try again :( " + (m3 - 1) + " )");
m3++;
int ii = 0;
// System.out.println("");
int iii = 0;
for (Item Items : listItem) {
iii++;
System.out.println(iii + ".Name: " + Items.toString());
i++;
loop = false;
loop2 = false;
loop3 = true;
}
}
}
}
break;

case 3:
loop = true;
loop2 = false;
break;
default:
if (e == 3) {
System.out.println("-----------------------BYE!-----------------------");
System.exit(0);
} else {
e++;
System.out.println("Invalid c1`hoica");
System.out.println("Try again :( " + (e) + " )");
e++;
loop = true;
loop2 = false;
}
break;
}
}
break;

case 2:
System.out.println("-----------------------Your purchases-----------------------");
System.out.println("You have to pay: ");
for (Itemorder itemorder1 : market) {
System.out.println(itemorder1.show());
}
System.out.println("Total purchases: " + total + "");
boolean loop4 = true;
while (loop4) {
System.out.println("what do you want?"
+ "1.Back to back"
+ "2.Exit");
System.out.print("Your choice: ");
int choic = in.nextInt();
switch (choic) {
case 1:
loop = true;
loop4 = false;
System.out.println("");
break;
case 2:
System.out.println("-----------------------BYE!-----------------------");
System.exit(0);
break;
default:
if (p4 == 3) {
System.out.println("-----------------------BYE!-----------------------");
System.exit(0);
} else {
p4++;
System.out.println("Invalid c1`hoica");
System.out.println("Try again :( " + (p4 - 1) + " )");
loop = false;
loop4 = true;
break;
}
break;
}
}
break;
case 3:
System.out.println("-----------------------BYE!-----------------------");
System.exit(0);
break;
default:
if (p == 3) {
System.out.println("-----------------------ERROR in INPUT!-----------------------");
System.exit(0);
} else {
p++;
System.out.println("Invalid c1`hoica");
System.out.println("Try again :( " + (p - 1) + " )");
}
loop = true;