#include //Included C++ library for writing information to and from the console. #include //Included C++ library to print out number values to the hundredth position in USD $ using namespace std; class Item { //Item class will have a string name, boolean inStock, and double variable price. public: string name; //String class variable will name item being sold. bool inStock; //Boolean variable to determine if the item is in stock. True will mean the Item is in stock; False will mean the Item is not in stock. double price; //Double variable to store the price of Item Item(string aName, bool aInStock, double aPrice) { //Constructor intializes paramters for Item class. name = aName; inStock = aInStock; price = aPrice; }; string itemInformationName() { //Class function to list the name of the Item. cout << name << "\n"; return " is the name of item."; } double itemInformationPrice() { //Class function to list or obtain the price of the Item in USD $. cout << "$" << price << "\n"; return 1; } double itemMathPrice() { //Class function to obtain the price of the item. return Item::price; } bool isAvailable() { //Class function to check if Item created is available immediately or if the user can place order and be notified later when Item is available. if (inStock == true) { cout << name << " is available. \n"; return true; } else { cout << name << " is not available. You will recieve this item at a later time if you do purchase once item is available. \n"; return false; } } }; int main() { //This is the mian function which executes application. bool userIsShopping = true; //Boolean variable will determine if the user is still shopping or not. int userSelection; //Integer value to allow user to navigate different options. //On application start, each Item object is created here from class Item. Item Juice("Orange Juice", true, 15.15); Item Milk("Milk", true, 18.15); Item Book("The Horse in the Wind", true, 40.41); Item VideoGame("Installation 01", true, 60.25); Item ToyCar("Burnout Car Model", false, 50.32); cout << "Welcome to Wesmart! Which items do you wish to purchase today? \n"; //Introduction message to the user. cout << "\n"; cout << "To begin shopping, enter in number 32 and we may begin! \n"; cin >> userSelection; //Confirmation from the user they are ready to begin shopping once user enters number 32. switch (userSelection) { //Switch confirms the user entered the number 32 to allow user to proceed to the main menu, default will close application. case 32: cout << "\n"; cout << "The List of our available items is shown below. \n"; //List to user all available items. cout << "\n"; cout << Juice.itemInformationName() << "\n"; cout << Juice.itemInformationPrice() << "\n"; cout << "\n"; cout << Milk.itemInformationName() << "\n"; cout << Milk.itemInformationPrice() << "\n"; cout << "\n"; cout << Book.itemInformationName() << "\n"; cout << Book.itemInformationPrice() << "\n"; cout << "\n"; cout << VideoGame.itemInformationName() << "\n"; cout << VideoGame.itemInformationPrice() << "\n"; cout << "\n"; cout << ToyCar.itemInformationName() << "\n"; cout << ToyCar.itemInformationPrice() << "\n"; cout << "\n"; cout << "\n"; cout << "Item Availability: \n"; cout << "\n"; cout << Juice.isAvailable() << "\n"; cout << Milk.isAvailable() << "\n"; cout << Book.isAvailable() << "\n"; cout << VideoGame.isAvailable() << "\n"; cout << ToyCar.isAvailable() << "\n"; cout << "\n"; do { cout << "\n"; cout << "Main Menu: \n"; cout << "To proceed, you have the following options: \n"; //User is promopted their options here from the main menu. cout << "\n"; cout << "Press 1 to place your item order to be brought to you. \n"; cout << "Press 2 to repeat our list of available items. \n"; cout << "Press 3 to close application. \n"; cin >> userSelection; //User enters selection here. switch (userSelection) { //This switch statement will take the user through all their available options on the Shopping Menu.. case 1: int Quantity; //Integer variable used to determine via user input how many Items the user would prefer to order. double subTotal; //Double variable to store the sub total amount of order before taxes. double taxAmount; //Double variable to store the total amount of tax. double total; //Double variable to store the total amount on items purchased after taxes. cout << "\n"; //User is prompted to make item selection in the shopping menu here. cout << "Shopping Menu: \n"; cout << "To add item to your shopping cart order, select one of the following from our list: \n"; cout << "Type in 1 for our Juice item. \n"; cout << "Type in 2 for our Milk item. \n"; cout << "Type in 3 for our Book item. \n"; cout << "Type in 4 for our Video Game item. \n"; cout << "Type in 5 for our Toy Car item. \n"; cout << "\n"; cin >> userSelection; cout << "\n"; switch (userSelection) { //This switch proceeds from user selection from the shopping menu. case 1: cout << "\n"; cout << "Ok, and enter how many of this item you wish to order: \n"; cout << "\n"; cin >> Quantity; subTotal = Quantity * Juice.itemMathPrice(); break; case 2: cout << "\n"; cout << "Ok, and enter how many of this item you wish to order: \n"; cout << "\n"; cin >> Quantity; subTotal = Quantity * Milk.itemMathPrice(); break; case 3: cout << "\n"; cout << "Ok, and enter how many of this item you wish to order: \n"; cout << "\n"; cin >> Quantity; subTotal = Quantity * Book.itemMathPrice(); break; case 4: cout << "\n"; cout << "Ok, and enter how many of this item you wish to order: \n"; cout << "\n"; cin >> Quantity; subTotal = Quantity * VideoGame.itemMathPrice(); break; case 5: cout << "\n"; cout << "Ok, and enter how many of this item you wish to order: \n"; cout << "\n"; cin >> Quantity; subTotal = Quantity * ToyCar.itemMathPrice(); break; default: cout << "Please enter in a valid value number selection. \n"; //If user does not enter proper input. break; }; //Checks to make sure input was correct from the shopping menu. if (userSelection == 1 || userSelection == 2 || userSelection == 3 || userSelection == 4 || userSelection == 5) { cout << "\n"; cout << "Here is your amount on your order before tax: $"; printf("%.2lf", subTotal); //Display to user their amount before taxes. cout << "\n"; taxAmount = subTotal * .06625; //Tax calculation accoring to the 2019 New Jersey sales tax amount 6.625%. total = taxAmount + subTotal; //Add the tax amount and the sub total for item here and assign to total amount variable. cout << "Your total amount after taxes are applied is: $"; printf("%.2lf", total); //Print out total amount user has to pay for items. cout << "\n"; bool userIsPaying = true; //Boolean value to keep user on the payments menu until payment is complete. do { cout << "\n"; //User selects a payment option from the payments menu. cout << "Which payment method will you use? \n"; cout << "\n"; cout << "Type 1 for MasterCard Debit/Credit. \n"; cout << "Type 2 for VISA Debit/Credit. \n"; cout << "Type 3 for PayPal. \n"; cout << "\n"; cin >> userSelection; switch (userSelection) { case 1: cout << "\n"; cout << "Thank you for your payment! Your ordered items will be delivered to you momentarily. \n"; cout << "\n"; userIsPaying = false; break; case 2: cout << "\n"; cout << "Thank you for your payment! Your ordered items will be delivered to you momentarily. \n"; cout << "\n"; userIsPaying = false; break; case 3: cout << "\n"; cout << "Thank you for your payment! Your ordered items will be delivered to you momentarily. \n"; cout << "\n"; userIsPaying = false; break; default: cout << "\n"; cout << "Please enter in a valid payment option. \n"; cout << "\n"; }; } while (userIsPaying == true); //Keep the user in the payment menu loop until payment user input is taken from the user. // It is important to keep the user here until payment is processed. } else { cout << "\n"; cout << "You now will return to the previous menu. \n"; //Brings the user back to the shopping menu. cout << "\n"; }; break; case 2: cout << "\n"; cout << "The List of our available items is shown below. \n"; //Repeat the List to user on all available items. cout << "\n"; cout << Juice.itemInformationName() << "\n"; cout << Juice.itemInformationPrice() << "\n"; cout << "\n"; cout << Milk.itemInformationName() << "\n"; cout << Milk.itemInformationPrice() << "\n"; cout << "\n"; cout << Book.itemInformationName() << "\n"; cout << Book.itemInformationPrice() << "\n"; cout << "\n"; cout << VideoGame.itemInformationName() << "\n"; cout << VideoGame.itemInformationPrice() << "\n"; cout << "\n"; cout << ToyCar.itemInformationName() << "\n"; cout << ToyCar.itemInformationPrice() << "\n"; cout << "\n"; cout << "\n"; cout << "Item Availability: \n"; cout << "\n"; cout << Juice.isAvailable() << "\n"; cout << Milk.isAvailable() << "\n"; cout << Book.isAvailable() << "\n"; cout << VideoGame.isAvailable() << "\n"; cout << ToyCar.isAvailable() << "\n"; cout << "\n"; break; case 3: cout << "\n"; cout << "Are you sure you wish to proceed with closing application? \n"; //Upon user selecting option 4, proceed to close application prompt. cout << "Type the number 42 if you wish to continue closing the application. \n"; cout << "Type any other number if you wish to return to the previous option menu. \n"; cin >> userSelection; if (userSelection == 42) { userIsShopping = false; //Set userIsShopping to False to break out of do/while loop of program if user enters in number 42. } else { userIsShopping = true; //Keep userIsShopping set to true to bring user back to the Main Menu. }; break; default: cout << "Please enter in a valid value number selection. \n"; //If user does not enter proper input. } } while (userIsShopping == true); //This do/while loop will keep looping as long as the user is shopping. break; default: cout << "\n"; cout << "Thank you for visiting, come back anytime! \n"; return 0; //Terminate program here if the user did not enter 32 at the first prompt. } return 0; //Terminate program here if the user did shop and entered 32 at the first prompt. }}