/*  Program: Project 2 (Serendipity Booksellers)
    Author: David Nelson
    Class: CSCI140
    Date: 10/10/2011
    Description: Main Menu Module

    I certify that the code below is my own work.

	Exception(s): N/A

*/
#include <iomanip>
#include <iostream>
#include "bookdata.h"
//#include "cashier.h"
#include "invmenu.h"
#include "reports.h"
#include "mainmenu.h"
#include "BookCollection.h"

using namespace std;

void cashier();


	BookData book[20];

int main()
{

	int menuChoice;
	do
	{
		cout << "\t\t\tSerendipity Booksellers" << endl;
		cout << "\t\t\t\tMain Menu" << endl;
		cout << endl;
		cout << "\t1. Cashier Module" << endl;
		cout << "\t2. Inventory Database Module" << endl;
		cout << "\t3. Report Module" << endl;
		cout << "\t4. Exit" << endl;
		cout << endl;
		cout << "\tEnter your choice: ";
		cin >> menuChoice;
		if (menuChoice < 1 || menuChoice > 4)
			cout << "\aInvalid entry!." << endl;
		if (menuChoice == 1)
			cashier();
		if (menuChoice == 2)
			invMenu(book);
		if (menuChoice == 3)
			reports(book);
	}
	while (menuChoice !=4);
	return 0;
}
void Menu::cashier()
{
	string date, isbn, title;
	int qty,locationInt, bQty;
	double subTotal, salesTax, totalPrice = 0, unitPrice;
	char runAgain;
	cout << "\nSerendipity Booksellers" << endl;
	cout << "Cashier Module" << endl;
	cout << endl;
	cout << "Date: ";
	cin >> date;
	do
	{
		cout << "Quantity of Books: ";
		cin >> qty;
		cout << "ISBN: ";
		cin >> isbn;

		locationInt = findBook(book, isbn);

		if(locationInt == -1)
		{
			cout << "Cannot locate ISBN" << endl;
			cout << "Would you like to enter a new ISBN? [Y/N]: ";
			cin >> runAgain;
		}
		else
		{
			title = book[locationInt].getTitle();
			unitPrice = book[locationInt].getRetail();

			if(qty > book[locationInt].getQty())
			{
				cout << "Not enough books\n";
				break;
			}
			else
			{

				bQty=book[locationInt].getQty();
				book[locationInt].setQty(bQty-qty);
				cout << "\nSerendipity Booksellers\n" << endl;
				cout << "Date: " << date << endl;
				cout << "QTY\tISBN\t\tTITLE\t\t\t\tPRICE\t\tTOTAL" << endl;
				cout << "-----------------------------------------------------------------------------" << endl;
				cout << qty << "\t" << setw(13) << isbn << "   " << setw(30) << left << title << "$" << setw(6) << right << showpoint << setprecision (2) << fixed << unitPrice << "\t      $" << setw(6) << right << showpoint << setprecision (2) << fixed << (qty * unitPrice);
				cout << endl << endl;

				subTotal = qty * unitPrice;
				salesTax = subTotal * .06;
				totalPrice = subTotal + salesTax;
				cout << "Do you want to add another book?: ";
				cin >> runAgain;
			}
		}

		while (runAgain !='N' && runAgain !='n')
		{
			if (runAgain !='Y' && runAgain !='y' && runAgain !='N' && runAgain !='n')
				cout << "\aInvalid entry!" << endl;
			else if(runAgain == 'Y' || runAgain == 'y')
			{
				cout << endl;
				cout << "Quantity of Books: ";
				cin >> qty;
				cout << "ISBN: ";
				cin >> isbn;
				locationInt = findBook(book, isbn);

				if(locationInt == -1)
				{
					cout << "Cannot locate ISBN\n";
					cout << "Do you want to add another book?: ";
					cin >> runAgain;
				}
				else
				{
					title = book[locationInt].getTitle();
					unitPrice = book[locationInt].getRetail();

					if(qty > book[locationInt].getQty())
					{
						cout << "Not enough books\n";
						break;
					}
					else
					{

						bQty=book[locationInt].getQty();
						book[locationInt].setQty(bQty-qty);
						cout << "QTY\tISBN\t\tTITLE\t\t\t\tPRICE\t\tTOTAL" << endl;
						cout << "-----------------------------------------------------------------------------" << endl;
						cout << qty << "\t" << setw(13) << isbn << "   " << setw(30) << left << title << "$" << setw(6) << right << showpoint << setprecision (2) << fixed << unitPrice << "\t      $" << setw(6) << right << showpoint << setprecision (2) << fixed << (qty * unitPrice);
						cout << endl << endl;

						subTotal = subTotal + (qty * unitPrice);
						salesTax = salesTax + (subTotal * .06);
						totalPrice = totalPrice + (qty * unitPrice) + (subTotal * .06);
						cout << "Do you want to add another book?: ";
						cin >> runAgain;
					}
				}
			}
		}
		if(locationInt != -1)
		{
			cout << "\nSerendipity Booksellers\n" << endl;
			cout << "Date: " << date << endl;
/*			cout << "QTY\tISBN\t\tTITLE\t\t\t\tPRICE\t\tTOTAL" << endl;
			cout << "-----------------------------------------------------------------------------" << endl;
			cout << qty << "\t" << setw(13) << isbn << "   " << setw(30) << left << title << "$" << setw(6) << right << showpoint << setprecision (2) << fixed << unitPrice << "\t      $" << setw(6) << right << showpoint << setprecision (2) << fixed << subTotal;
*/			cout << endl;
			cout << endl;
			cout << "\t\t\tSUBTOTAL:\t\t\t\t      $" << right << setw(6) << fixed << showpoint << setprecision(2) << subTotal << endl;
			cout << "\t\t\tTAX:     \t\t\t\t      $" << right << setw(6) << fixed << showpoint << setprecision(2) << salesTax << endl;
			cout << "\t\t\tTOTAL:   \t\t\t\t      $" << right << setw(6) << fixed << showpoint << setprecision(2) << totalPrice << endl;
			cout << endl;
		}

		do
		{

			cout << "Do you want another transaction?: ";
			cin >> runAgain;
			if (runAgain != 'Y' && runAgain != 'y' && runAgain !='N' && runAgain != 'n')
				cout << "\aInvalid entry!" << endl;
		}
		while (runAgain != 'Y' && runAgain != 'y' && runAgain != 'N' && runAgain != 'n');
		if (runAgain == 'N' || runAgain == 'n')
		{
			cout << "Thank you for shopping Serendipity!\n" << endl;
			break;
		}

	}
	while (runAgain != 'N' || runAgain != 'n');
	return;
}