Online shopping cart (continued) (Java) Solved

20.99$

Description

This program extends the earlier "Online shopping cart" program. (Consider first saving your earlier program).

(1) Extend the ItemToPurchase class per the following specifications:

  • Private fieldsstring itemDescription – Initialized in default constructor to "none"
  • Parameterized constructor to assign item name, item description, item price, and item quantity (default values of 0). (1 pt)
  • Public member methodssetDescription() mutator & getDescription() accessor (2 pts)
  • printItemCost() – Outputs the item name followed by the quantity, price, and subtotal
  • printItemDescription() – Outputs the item name and description

Ex. of printItemCost() output:

                  Bottled                  Water                  10                  @                  $1                  =                  $10

Ex. of printItemDescription() output:

                  Bottled                  Water: Deer Park,                  12                  oz.

(2) Create two new files:

  • ShoppingCart.java – Class definition
  • ShoppingCartManager.java – Contains main() method

Build the ShoppingCart class with the following specifications. Note: Some can be method stubs (empty methods) initially, to be completed in later steps.

  • Private fieldsString customerName – Initialized in default constructor to "none"
  • String currentDate – Initialized in default constructor to "January 1, 2016"
  • ArrayList cartItems
  • Default constructor
  • Parameterized constructor which takes the customer name and date as parameters (1 pt)
  • Public member methods
  • getCustomerName() accessor (1 pt)
  • getDate() accessor (1 pt)
  • addItem()Adds an item to cartItems array. Has parameter ItemToPurchase. Does not return anything.
  • removeItem()Removes item from cartItems array. Has a string (an item's name) parameter. Does not return anything.
  • If item name cannot be found, output this message: Item not found in cart. Nothing removed.
  • modifyItem()Modifies an item's description, price, and/or quantity. Has parameter ItemToPurchase. Does not return anything.
  • If item can be found (by name) in cart, check if parameter has default values for description, price, and quantity. If not, modify item in cart.
  • If item cannot be found (by name) in cart, output this message: Item not found in cart. Nothing modified.
  • getNumItemsInCart() (2 pts)Returns quantity of all items in cart. Has no parameters.
  • getCostOfCart() (2 pts)Determines and returns the total cost of items in cart. Has no parameters.
  • printTotal()Outputs total of objects in cart.
  • If cart is empty, output this message: SHOPPING CART IS EMPTY
  • printDescriptions()Outputs each item's description.

Ex. of printTotal() output:

                  John                  Doe's Shopping Cart - February 1, 2016 Number of Items: 8  Nike Romaleos 2 @                    $189                    =                    $378                    Chocolate Chips 5 @                    $3                    =                    $15                    Powerbeats 2 Headphones 1 @                    $128                    =                    $128                    Total:                    $521

Ex. of printDescriptions() output:

                  John                  Doe's Shopping Cart - February 1, 2016  Item Descriptions Nike Romaleos: Volt color, Weightlifting shoes Chocolate Chips: Semi-sweet Powerbeats 2 Headphones: Bluetooth headphones

(3) In main(), prompt the user for a customer's name and today's date. Output the name and date. Create an object of type ShoppingCart. (1 pt)

Ex.

                  Enter                  Customer's Name: John Doe Enter Today's Date: February                  1,                  2016                  Customer Name: John Doe Today's Date: February 1, 2016

(4) Implement the printMenu() method. printMenu() has a ShoppingCart parameter, and outputs a menu of options to manipulate the shopping cart. Each option is represented by a single character. Build and output the menu within the method.

If the an invalid character is entered, continue to prompt for a valid choice.Hint: Implement Quit before implementing other options. Call printMenu() in the main() method. Continue to execute the menu until the user enters q to Quit. (3 pts)

Ex:

MENU a - Add item to cart d - Remove item from cart c -                  Change                  item quantity i -                  Output                  items' descriptions o - Output shopping cart q - Quit  Choose an option:

(5) Implement Output shopping cart menu option. (3 pts)

Ex:

                  OUTPUT                  SHOPPING CART John Doe's Shopping Cart - February 1, 2016 Number of Items: 8  Nike Romaleos 2 @                    $189                    =                    $378                    Chocolate Chips 5 @                    $3                    =                    $15                    Powerbeats 2 Headphones 1 @                    $128                    =                    $128                    Total:                    $521

(6) Implement Output item's description menu option. (2 pts)

Ex.

                  OUTPUT                  ITEMS' DESCRIPTIONS John Doe's Shopping Cart - February                  1,                  2016                  Item Descriptions Nike Romaleos: Volt color, Weightlifting shoes Chocolate Chips: Semi-sweet Powerbeats                  2                  Headphones: Bluetooth headphones

(7) Implement Add item to cart menu option. (3 pts)

Ex:

                  ADD                  ITEM TO CART Enter the item name: Nike Romaleos Enter the item description: Volt color, Weightlifting shoes Enter the item price:                  189                  Enter the item quantity:                  2

(8) Implement Remove item menu option. (4 pts)

Ex:

REMOVE ITEM FROM CART Enter name                  of                  item to remove: Chocolate Chips

(9) Implement Change item quantity menu option.Hint: Make new ItemToPurchase object and use ItemToPurchase modifiers before using modifyItem() method. (5 pts)

Ex:

                  CHANGE                  ITEM QUANTITY Enter the item                  name: Nike Romaleos Enter the                  new                  quantity:                  3