#include <iostream>

#include <iomanip>



using namespace std;

const float PAPER_COPY = 2;
const float HARD_COPY = 5;
const float TAX_RATE = 0.06;
const float DISCOUNT_RATE = 0.10;
int main()

{

    cout << fixed << showpoint << setprecision(2);
    float bookCost; // Represents the cost of a book
    char action; //
    int checkedOut; // Variable for number of books checked out
    int customerNumber; // to keep track of total number of customers
    bool customerFinished; // Boolean for satisfying whether or not the customer is finished purchasing
    float totalSale; // Variable for total cost of the purchase (not including tax and discount)
    float totalDiscount; // Total discount for a purchase
    float discountAmount; // Discount for a single book
    customerFinished = false;
    float totalcustomerSalesWithoutTax; // total customer sales without tax
    float MaxcustomerSale; // Maximum Sale of all customers
    float totalCustomerDiscounts; // The combined discount of all customers
    //float taxAmount; // amount of tax
    float customerCost; // tax + sales
    cout << "Welcome to Book Store." << endl;

    cout << "Enter \"c\" to checkout a new customer, or \"q\" to close batch and print a daily report." << endl;
    cin >> action;

    customerNumber = 0;
    MaxcustomerSale = 0;
    totalcustomerSalesWithoutTax = 0;
    totalCustomerDiscounts = 0;
    while (action != 'q' && action != 'Q') // Outer Loop
    {
        if (action == 'c' || action == 'C')
        {
            customerFinished = false;
            checkedOut = 0;
            totalDiscount = 0;
            totalSale = 0;
            customerNumber++;
            while (!customerFinished)
            {
                bookCost = 0;
                while (bookCost <= 0)
                {
                    cout << endl;
                    cout << "Customer " << customerNumber << endl;
                    cout << "Enter the cost of book: " << endl;
                    cin >> bookCost;
                }

                checkedOut++;
                char bookCover; // type of book cover hard/paper

                cout << "Enter \"h\" for HARD COPY, any other key for PAPER_COPY: " << endl;
                cin >> bookCover;

                if (bookCover == 'h' || bookCover == 'H')
                {
                    bookCost += HARD_COPY;
                    //cout << bookCost << endl;
                }
                else {
                    bookCost += PAPER_COPY;
                }

                totalSale += bookCost;

                char discount;
                cout << "Enter \"d\" if customer receives a discount, any other key if they don't:" << endl;
                cin >> discount;
                if (discount == 'd' || discount == 'D')
                {
                    discountAmount = DISCOUNT_RATE * bookCost;
                    totalDiscount += discountAmount;
                }

                char checkout; // Customer wants to check out
                cout << "Enter \"c\" to check out another book, any other key to total Customer " << customerNumber << ":" << endl;
                cin >> checkout;

                if (checkout != 'c' && checkout != 'C')
                {
                    customerFinished = true;
                    float totalsaleDiscount = (totalSale - totalDiscount);
                    customerCost = (totalSale - totalDiscount) * (1.0 * TAX_RATE);
                    float customerCostTax = customerCost + totalsaleDiscount;
                    cout << endl;
                    cout << "Customer " << customerNumber << ":" << endl;
                    cout << "Total books checked out: " << checkedOut << endl;
                    cout << "Total before tax and discount: " << totalSale << endl;
                    cout << "Total Sale for Customer " << customerNumber << ": " << customerCostTax << endl;
                    cout << endl;
                    if (totalSale >= MaxcustomerSale)
                    {
                        MaxcustomerSale = totalSale;
                    }
                    totalcustomerSalesWithoutTax += (totalSale - totalDiscount);
                    totalCustomerDiscounts += totalDiscount;
                }

            }

        }
        cout << "Welcome to Book Store. " << endl;
        cout << "Enter \"c\" to checkout a new customer, or \"q\" to close batch and print a daily report. " << endl;
        cin >> action;


    }
    //For the daily report
    float taxAmount = totalcustomerSalesWithoutTax * TAX_RATE;
    float avgSale = totalcustomerSalesWithoutTax / (float)customerNumber;
    cout << "Average customer sale: " << avgSale << endl;
    cout << "Max customer sale: " << MaxcustomerSale << endl;
    cout << "Total customer sale (without tax): " << totalcustomerSalesWithoutTax << endl;
    cout << "Total daily sales: " << totalcustomerSalesWithoutTax + taxAmount << endl;
    cout << "Tax: " << taxAmount << endl;
    cout << "Discount: " << totalCustomerDiscounts << endl;







    cin.get();
    cin.get();

    return 0;

}