//Black Jack

#include <iostream.h>
#include <stdlib.h>
#include <time.h>
#include <windows.h>

int getcards();	//function for getting player's cards (not dealer's cards)
void ACE();		//function making a reasonable value of an ACE (11 or 1)

int playercard1 = 0;
int	playercard2 = 0;
int	playercard3 = 0;
int	playercard4 = 0;
int	playercard5 = 0;
int	dealercard1 = 0;
int	dealercard2 = 0;
int	dealercard3 = 0;
int	dealercard4 = 0;
int	dealercard5 = 0;
int hit_stay;
int main()
{
	cout << "Welcome to the Black Jack table!" <<endl;
	cout << "The dealer is shuffling the cards...";
	//insert sleep function for 5 seconds, here (using OOP) -- this is just for effect
	srand((unsigned)time(NULL));	//seed the random number generator
	
	dealercard1 = (rand() % 11) + 1;
	cout <<endl<<"The Dealer's first card is: "<<dealercard1<<endl;		//print the random number between 1 and 11
	playercard1 = (rand() % 11) + 1;
	cout <<"Your first card is: "<<playercard1<<endl;
	dealercard2 = (rand() % 11) + 1;
	cout <<"The Dealer's second card is: "<<dealercard2<<endl;
	playercard2 = (rand() % 11) + 1;
	cout <<"Your second card is: "<<playercard2<<endl;
	if ((dealercard1 + dealercard2) <= 16)					//Dealer must hit if he has 16 or less
	{
		cout << "The dealer must hit again."<<endl;
		dealercard3 = (rand() % 11) + 1;
		cout << "The dealer's 3rd card is "<<dealercard3<<endl;
		ACE();
		if ((dealercard1 + dealercard2 + dealercard3) <=16)
		{
			cout << "The dealer must hit again."<<endl;
			dealercard4 = (rand() % 11) + 1;
			cout << "The dealer's 4th card is "<<dealercard4<<endl;
			ACE();
			if ((dealercard1 + dealercard2 + dealercard3 + dealercard4) <=16)
			{
				cout << "The dealer must hit again."<<endl;
				dealercard5 = (rand() % 11) + 1;
				cout << "The dealer's 5th card is "<<dealercard5<<endl;
				ACE();
				if ((dealercard1 + dealercard2 + dealercard3 + dealercard4 + dealercard5) <=21)
				{
					cout << "The dealer has won the game with 5-card!"<<endl;
					return 0;
				}
				if ((dealercard1 + dealercard2 + dealercard3 + dealercard4 + dealercard5) == 17)
				{
					cout << "The dealer has 17 and must stay. Good Luck!"<<endl;
				}
				if ((dealercard1 + dealercard2 + dealercard3 + dealercard4 + dealercard5) > 21)
				{
					cout << "The dealer is over 21. You win!"<<endl;
					return 0;
				}
			}
			if ((dealercard1 + dealercard2 + dealercard3 + dealercard4) == 17)
			{
				cout << "The dealer has 17 and must stay. Good Luck!"<<endl;
			}
			if ((dealercard1 + dealercard2 + dealercard3 + dealercard4) > 21)
			{
				cout << "The dealer is over 21. You win!"<<endl;
				return 0;
			}
		}
		if ((dealercard1 + dealercard2 + dealercard3) == 17)
		{
			cout << "The dealer has 17 and must stay. Good Luck!"<<endl;
		}
		if ((dealercard1 + dealercard2 + dealercard3) > 21)
		{
			cout << "The dealer is over 21. You win!"<<endl;
			return 0;
		}
	}
	if ((dealercard1 + dealercard2) == 17)
	{
		cout << "The dealer has 17 and must stay. Good Luck!"<<endl;
	}
	
	ACE();				// Insert a call to the ACE function.

	cout <<"Would you like to hit or stay? (type '1' to hit, or '2' to stay)"<<endl;
	cin >> hit_stay;
	getcards();

	return 0;
}
int getcards()
{
	switch(hit_stay)
	{
	case 1:
		playercard3 = (rand() % 11) + 1;
		cout <<"Your third card is "<<playercard3<<endl;
		if ((playercard1 + playercard2 + playercard3 + playercard4 + playercard5) > 21)
		{
			cout << "You have lost the game."<<endl;
			return 0;
		}
		break;
	case 2:
		if(((dealercard1 + dealercard2 + dealercard3 + dealercard4 + dealercard5) >= (playercard1 + playercard2 + playercard3 + playercard4 + playercard5)) && (playercard1 + playercard2 + playercard3 + playercard4 + playercard5) < 22)
		{
			cout <<"You have lost the game."<<endl;
			return 0;
		}
		else
		{
			cout <<"You have won the game!"<<endl;
			return 0;
		}
		break;
	default:
		cout <<"An error has occured."<<endl;
		break;
	}

	cout <<"Would you like to hit or stay? (type '1' to hit, or '2' to stay)"<<endl;
	cin >> hit_stay;

	switch(hit_stay)
	{
	case 1:
		playercard4 = (rand() % 11) + 1;
		cout <<"Your fourth card is "<<playercard4<<endl;
		if ((playercard1 + playercard2 + playercard3 + playercard4 + playercard5) > 21)
		{
			cout << "You have lost the game."<<endl;
			return 0;
		}
		break;
	case 2:
		if(((dealercard1 + dealercard2 + dealercard3 + dealercard4 + dealercard5) >= (playercard1 + playercard2 + playercard3 + playercard4 + playercard5)) && (playercard1 + playercard2 + playercard3 + playercard4 + playercard5) < 22)
		{
			cout <<"You have lost the game."<<endl;
			return 0;
		}
		else
		{
			cout <<"You have won the game!"<<endl;
			return 0;
		}
		break;
	default:
		cout <<"An error has occured."<<endl;
		break;
	}

	cout <<"Would you like to hit or stay? (type '1' to hit, or '2' to stay)"<<endl;
	cin >> hit_stay;

	switch(hit_stay)
	{
	case 1:
		playercard5 = (rand() % 11) + 1;
		cout <<"Your fifth and last card is "<<playercard5<<endl;
		if ((playercard1 + playercard2 + playercard3 + playercard4 + playercard5) > 21)
		{
			cout << "You have lost the game."<<endl;
			return 0;
		}
		break;
	case 2:
		if(((playercard1 + playercard2 + playercard3 + playercard4 + playercard5) <= 21) && (playercard1 + playercard2 + playercard3 + playercard4 + playercard5) < 22)
		{
			cout <<"You have lost the game."<<endl;
			return 0;
		}
		else
		{
			cout <<"You have won the game!"<<endl;
			return 0;
		}
		break;
	default:
		cout <<"An error has occured."<<endl;
		break;
	}
	return 0;
}

void ACE()
{
	if ((((dealercard1 + dealercard2 + dealercard3 + dealercard4 + dealercard5) > 21) || ((playercard1 + playercard2 + playercard3 + playercard4 + playercard5) > 21) && ((dealercard1 || dealercard2 || dealercard3 || dealercard4 || dealercard5 || playercard1 || playercard2 || playercard3 || playercard4 || playercard5) == 11)))
	{
		cout << "The ACE (11) should be counted as being worth 1"<<endl;
	}
}