assignment2wholefile.cpp

#include <iostream>
#include <vector>
#include <cstdlib>
#include <string>
#include <iomanip>

class Item
{
    protected:
        std::string item_name;
        std::string unit;
        int to_buy;
        double price;
        double subtotal;

    public:

        Item()
        {
            price = 0.00;
        }

        void set_name(std::string name)
        {
            item_name = name;
        }

        void set_unit(std::string unt)
        {
            unit = unt;
        }

        void set_buy(int buy)
        {
            to_buy = buy;
        }

        void set_price(double cost)
        {
            price = cost;
        }

        std::string get_name()
        {
            return item_name;
        }

        std::string get_unit()
        {
            return unit;
        }

        int get_buy()
        {
            return to_buy;
        }

        double get_price()
        {
            return price;
        }

        double get_sub()
        {
            subtotal = (price * to_buy);
            return subtotal;
        }

};

class ClubItem : public Item
{
    protected:
        double discount_price;
        double sub_discount;

    public:

        ClubItem()
        {
            discount_price = 0.00;
        }

        void set_discount(double price)
        {
            discount_price = (price*0.9);
        }

        double get_discount()
        {
            return discount_price;
        }

        double get_sub_discount()
        {
            sub_discount = (discount_price * to_buy);
            return sub_discount;
        }
};

class List : public ClubItem
{
    protected:
        std::string listName;

    public:
        List()
        {

        }

        void set_name_list(std::string n)
        {
            listName = n;
        }

        std::string get_list_name()
        {
            return listName;
        }
};

void addItem(std::vector<List>& add_list, int &count);
void display_list (std::vector<List>& display, int count, List list_name);
void remove_item(std::vector<List>& remove_list, int &count);

int main()
{
    int choice;
    char option;
    std::vector<List> main_list(100);
    std::string listName;
    int count = 0;
    List mylist;

    do
    {
        std::cout << std::endl;
        std::cout << "Please select the appropriate action: " << std::endl;
        std::cout << "1. Create a new shopping list." << std::endl;
        std::cout << "2. Add item to current list." << std::endl;
        std::cout << "3. Remove an item from list." << std::endl;
        std::cout << "4. Display current list.\n" << std::endl;
        std::cout << "Enter choice: ";

        std::cin >> choice;
        std::cin.ignore();
        std::cout << std::endl;

        while(choice < 1 || choice > 4)
        {
            std::cout << "ERROR, please select a valid choice: ";
            std::cin >> choice;
            std::cin.ignore();
            std::cout << std::endl;
        }

        if(choice == 1)
        {
            std::cout << "Please name the list: ";
            std::getline (std::cin, listName);
            mylist.set_name_list(listName);
            std::cout << std::endl;
        }

        if(choice == 2)
        {
            addItem(main_list, count);
        }

        if(choice == 3)
        {
            remove_item(main_list, count);
        }

        if(choice == 4)
        {
            display_list(main_list, count, mylist);
        }

        std::cout << "Would you like to perform another task? (Y/N): ";
        std::cin >> option;
        std::cin.ignore();


    }while(option == 'y' || option == 'Y');

    return 0;
}

void addItem(std::vector<List>& add_list, int &count)
{

    std::string itemname;
    std::string unit;
    int quantity;
    double cost;
    char sale;

    std::cout << "Is this item a Club on sale item? (Y/N): ";
    std::cin >> sale;
    std::cin.ignore();

    std::cout << "\n" << std::endl;

    std::cout << "Item name: ";
    std::getline(std::cin, itemname);
    std::cout << std:: endl;
    add_list[count].set_name(itemname);

    std::cout << "Units: ";
    std::getline(std::cin, unit);
    std::cout << std::endl;
    add_list[count].set_unit(unit);

    std::cout << "Quantity: ";
    std::cin >> quantity;
    std::cin.ignore();
    std::cout << std::endl;
    add_list[count].set_buy(quantity);

    std::cout << "Non-Sale Price: ";
    std::cin >> cost;
    std::cin.ignore();
    std::cout << std::endl;

    if(sale == 'Y' || sale == 'y')
    {
        add_list[count].set_discount(cost);
    }

    else
    {
        add_list[count].set_price(cost);
    }

    count++;
}

void remove_item(std::vector<List>& remove_list, int &count)
{
    int removed;

    std::cout << "Which item would you like to remove from the list?" << std::endl;

    for(int x = 0; x < count; x++)
    {
        std::cout << (x+1) << ". " << remove_list[x].get_name() << std::endl;
    }

    std::cout << "Enter choice (1-" <<  (count) << "): ";
    std::cin >> removed;
    remove_list.erase(remove_list.begin()+(removed - 1));
    count--;

}

void display_list (std::vector<List>& display, int count, List list_name)
{
    double total = 0.00;

    std::cout << "List: " << list_name.get_list_name() << std::endl;

    std::cout << std::endl;

    for(int x=0; x < count; x++)
    {
        std::cout << "Item name: ";
        std::cout << display[x].get_name() << std::endl;

        std::cout << "Units: ";
        std::cout << display[x].get_unit() << std::endl;

        std::cout << "Quantity: ";
        std::cout << display[x].get_buy() << std::endl;

        if(display[x].get_price() > 0.00)
        {
            std::cout << "Price: $";
            std::cout << std::fixed << std::showpoint << std::setprecision(2)
            << display[x].get_price() << std::endl;

            std::cout << "Subtotal: $";
            std::cout << std::fixed << std::showpoint << std::setprecision(2)
            << display[x].get_sub() << std::endl;
            std::cout << std::endl;

            total = total + display[x].get_sub();
        }

        if(display[x].get_discount() > 0.00)
        {
            std::cout << "Price: $";
            std::cout << std::fixed << std::showpoint << std::setprecision(2)
            << display[x].get_discount() << std::endl;

            std::cout << "Subtotal: $";
            std::cout << std::fixed << std::showpoint << std::setprecision(2)
            << display[x].get_sub_discount() << std::endl;
            std::cout << std::endl;

            total = total + display[x].get_sub_discount();
        }
    }

    std::cout << "Total for entire list: $";
    std::cout << std::fixed << std::showpoint << std::setprecision(2)
    << total << std::endl;
    std::cout << std::endl;

}