#include <iostream>;
using namespace std;

	void drawBoard();

	char box1 = '7';
	char box2 = '8';
	char box3 = '9';
	char box4 = '4';
	char box5 = '5';
	char box6 = '6';
	char box7 = '1';
	char box8 = '2';
	char box9 = '3';
	char player1Move = '0';
	int playerNum = 0;
	bool turnOver = false;

	void interpretInput(int player);
	void playerTurn1();
	bool gameOver = false;
	void gameOverCheck();
	void drawFinalBoard();
	void playerTurn2();
	void ticTacToe();
	void main(){
	
	ticTacToe();

	system("PAUSE");
	
	}

void ticTacToe(){

	cout << "LET'S PLAY TICTACTOE MOTHERFUCKER!!    " << endl << endl;
	cout << endl << box1 << " | " << box2 << " | " << box3 << endl;
	        cout << "---"<<         "---"<<          "---" << endl;
			cout << box4 << " | " << box5 << " | " << box6 << endl;
	        cout << "---"<<         "---"<<          "---" << endl;
			cout << box7 << " | " << box8 << " | " << box9 << endl << endl;
	cout << "Press 'enter' to begin the game.";
	
	//will just pause the program for waiting for the player to begin
	cin.get();
	
	//starts the game loop until a winner is found
	playerTurn1();

}

//draws the current board on screen
void drawBoard(){
	
	system("CLS");
	cout << "It is player " << playerNum << "'s turn now: "<< endl << endl;

	cout << endl << box1 << " | " << box2 << " | " << box3 << endl;
	        cout << "---"<<         "---"<<          "---" << endl;
			cout << box4 << " | " << box5 << " | " << box6 << endl;
	        cout << "---"<<         "---"<<          "---" << endl;
			cout << box7 << " | " << box8 << " | " << box9 << endl << endl;
}

void drawFinalBoard(){

	cout << endl << box1 << " | " << box2 << " | " << box3 << endl;
	        cout << "---"<<         "---"<<          "---" << endl;
			cout << box4 << " | " << box5 << " | " << box6 << endl;
	        cout << "---"<<         "---"<<          "---" << endl;
			cout << box7 << " | " << box8 << " | " << box9 << endl << endl;

}

//reads the input and changes the box if it hasn't been selected before
void interpretInput(int player){

	if(player == 1){cout << endl << "Player is " << player << endl;
		
//player 1 input check and select
		switch(player1Move){
	
			case '0':
				cout << "Please make a move!";
				interpretInput(player);
				break;

			case '1':
				box7 = (box7 == '1') ? 'X': box7;
				break;

			case '2':
				box8 = (box8 == '2') ? 'X': box8;
				drawBoard();
				break;

			case '3':
				box9 = (box9 == '3') ? 'X': box9;
				drawBoard();
				break;

			case '4':
				box4 = (box4 == '4') ? 'X': box4;
				drawBoard();
				break;

			case '5':
				box5 = (box5 == '5') ? 'X': box5;
				drawBoard();
				break;

			case '6':
				box6 = (box6 == '6') ? 'X': box6;
				drawBoard();
				break;

			case '7':
				box1 = (box1 == '7') ? 'X': box1;
				drawBoard();
				break;

			case '8':
				box2 = (box2 == '8') ? 'X': box2;
				drawBoard();
				break;

			case '9':
				box3 = (box3 == '9') ? 'X': box3;
				drawBoard();
				break;

			default:
				cout << endl << "Try again!!" << endl;
				system("PAUSE");
				playerTurn1();		}}		else{cout << endl << "Player is " << player << endl;
		
//player 2 input check and select
		switch(player1Move){
	
			case '0':
				cout << "Please make a move!";
				interpretInput(player);
				break;

			case '1':
				box7 = (box7 == '1') ? 'O': box7;
				drawBoard();
				break;

			case '2':
				box8 = (box8 == '2') ? 'O': box8;
				drawBoard();
				break;

			case '3':
				box9 = (box9 == '3') ? 'O': box9;
				drawBoard();
				break;

			case '4':
				box4 = (box4 == '4') ? 'O': box4;
				drawBoard();
				break;

			case '5':
				box5 = (box5 == '5') ? 'O': box5;
				drawBoard();
				break;

			case '6':
				box6 = (box6 == '6') ? 'O': box6;
				drawBoard();
				break;

			case '7':
				box1 = (box1 == '7') ? 'O': box1;
				drawBoard();
				break;

			case '8':
				box2 = (box2 == '8') ? 'O': box2;
				drawBoard();
				break;

			case '9':
				box3 = (box3 == '9') ? 'O': box3;
				drawBoard();
				break;

			default:
				cout << endl << "Try again!!" << endl;
				system("PAUSE");
				playerTurn2();		}}
		
		
}

//cycles between player turns
void playerTurn1(){

		do{ 
			
			playerNum = 1;
			drawBoard();
			cin >> player1Move;
			interpretInput(playerNum);
			gameOverCheck();
			turnOver = true;
			
		}while(gameOver != true && turnOver != true);
	turnOver = false;
	playerTurn2();
	}

void playerTurn2(){

	do{ 
			
			playerNum = 2;
			drawBoard();
			cin >> player1Move;
			interpretInput(playerNum);
			gameOverCheck();
			turnOver = true;
			
		}while(gameOver != true && turnOver != true);
	turnOver = false;
	playerTurn1();
	}

//checks if the game is over and quits the game if it is...and if not...will not do anything
void gameOverCheck(){

	if((box1==box2) && (box1==box3) || (box3==box6) && (box3==box9) || (box7==box8) && (box7==box9) || (box1==box4) && (box1==box7) || (box2==box5) && (box2==box8) || (box4==box5) && (box4==box6) || (box1==box5) && (box1==box9) || (box3==box5) && (box3==box7)){
		
		system("CLS");
		cout << endl << "!!!!!!!!!!!!!!!!!  GAMEOVER  !!!!!!!!!!!!!!!!!!!";
		gameOver = true;
		cout << endl << "---------------Player " << playerNum << " won!!!!---------------"<< endl << endl;
		drawFinalBoard();

		system("PAUSE");
		exit(EXIT_FAILURE);
	
	}
	else if(box1 != '7' && box2 != '8' && box3 != '9' && box4 != '4' && box5 != '5' && box6 != '6' && box7 != '1' && box8 != '2' && box9 != '3'){
		
		cout << "!!!!!!!!!!!!!!!! THE GAME WAS A DRAW !!!!!!!!!!!!!!!!" << endl;
		system("PAUSE");
		exit(EXIT_FAILURE);
	
	
	}

	else {gameOver = false;}

}