#include <iostream>
using namespace std;
int vouchercheck, vouchervalid, E, $, currency;
double withoutDiscount, discountedPrice, Deliveryprice; // you don't change all of them lol




// just prices
int main()
{
	void calculateTotalDiscountedGoods();
	void calculateDiscount();
	void calculateTotalDiscountedGoods();
	void checkValidVoucherCode();
	void currencycalculator();

	cout << "Order value without discount: " << char(156);
	cin >> withoutDiscount;


	currencycalculator();
	calculateTotalDiscountedGoods();
	calculateDiscount();
	checkValidVoucherCode();
	system("Pause");
}

void currencycalculator()
{
	if (withoutDiscount > 0)
	{
		char currency;
		cout << "Currency 'E' for euros, '$' for dollars or '#' for N / A : $";
		cin >> (currency);
		switch (currency) // btackets
		{
			case'E':
				cout << "\nCost in Euro " << withoutDiscount * 0.1;
				withoutDiscount = withoutDiscount * 1.1;
				break;
			case'$':
				cout << "\nCost in dollars: " << withoutDiscount * 0.22;
				withoutDiscount = withoutDiscount * 0.22;
				break;
			case'#':
				withoutDiscount;
				break;
		}
	}
	else
	{
		cout << "\nERROR: Currency unknown!";
	}
}

void calculateDiscount()
{
	if(withoutDiscount <= 30.0)
	{
		withoutDiscount = withoutDiscount / 0.2; // you sure that calculations right?

		cout << "\nOrder value with discount: " << char(156) << discountedPrice;
	}
	else
	{
		if (withoutDiscount > 30 && withoutDiscount < 61) // count up all of the { and the } and see if you have an equal amount where?
		{
			withoutDiscount = withoutDiscount / 0.3;
			cout << "\nOrder value with discount: " << char(156) << withoutDiscount;
		}
		else
		{
			if (withoutDiscount >= 60)
			{
				withoutDiscount = withoutDiscount / 0.5;
				cout << "\nOrder value with discount: " << withoutDiscount;

			}

			else
			{
				if (withoutDiscount <= 0)
				{
					cout << "\nERROR: The order value should be a positive number!"; // wheres the closing bracket here well now ive got one extra closing bracket
				}
			}
		}
	}
}

void calculateTotalDiscountedGoods()
{
	double deliverycharge();
	discountedPrice = withoutDiscount + deliverycharge();
}

double deliverycharge()
{
	if (vouchervalid == 0)
	{
		cout << "\nDelivery Charge:" << char(156) << "6.50";
		return 6.5;
	}
	else // brackets ?? // come on man lol  wtf u want
	{ // was that so fucking hard
		cout << "\nDelivery Charge:" << char(156) << "0.00";
		return 0.00;
	}
}

void checkValidVoucherCode()
{
	int ValidVoucherCode;
	cout << "\nEnter Voucher Code: ";
	cin >> ValidVoucherCode;
	if (ValidVoucherCode >= 1000 && ValidVoucherCode <= 9999) // brackets for the else one where would i put it
	{
		vouchervalid = 1;
		cout << "\nVoucher code: #" << ValidVoucherCode;
		cout << "\nValid voucher - free delivery.";
		cout << "\nDelivery Charge:" << char(156) << "0.00";
		cout << "\nTo Pay: " << char(156) << discountedPrice;//there
	}
	else
	{
		vouchervalid = 0;
		cout << "\nVoucher code:#" << ValidVoucherCode;
		cout << "\nInvalid voucher.";
		cout << "\nDelivery Charge:" << char(156) << "6.50";
		cout << "\nTo Pay: " << char(156) << discountedPrice;
		system("Pause");
	}
}