//Hector Leal
//Tic Tac Toe program
//Programming Challenge # 8.6
#include <iostream>
#include <fstream>
#include <iomanip>
using namespace std;


const int COLUMN = 3;//creates 3 colums
const int ROW = 3;//creates 3 rows
char table[COLUMN][ROW] = {{'*','*','*'}, {'*','*','*'}, {'*','*','*'}};
//2D array with 3 rows and 3 columns and initializes each with *
void showTable();//function to show rows and columns for tic tac toe
void getX();//function to get location for X from player 1
void getO();//function to get location for O from player 2
void winnerX();//function to find if player one is winner
void winnerO();//function to find if player two is winner
bool repeat=false;//used to terminate loop if winner is found or tie game

int main()
{
	showTable();
	cout << "Welcome to my Tic-Tac-Toe Game.\n";
	cout << "You will be asked to enter the column and row for your letter.\n";
	cout << endl;
	int loopcount = 0;//int to count loops for tie
	while (repeat==false)//repeats loop until tie or winner is found
	{
		loopcount++;//adds one to loop each time loop repeats
		getX();//get location for x from function
		showTable();//function to show user table
		winnerX();//checks to see if player wins
		if (repeat==true)//if x wins, break loop and terminate program
			break;
		if (loopcount ==5)//if tie, users have used all iterations, break loop
		{
			cout << "IT'S A TIE GAME!\n";
			break;
		}
		getO();//function gets location for O
		showTable();//shows table to user
		winnerO();//checks to see if O is winner
		
	}
	cout << "Thank you for playing!\n";
	return 0;
}
//********************************************************************************
//function to show rows and columns for tic tac toe table
void showTable()
{
	for (int row =0; row < ROW; row++)
	{	for (int col =0; col < COLUMN; col++)
		{
			cout << setw(2) << table[col][row];
		}
		cout << endl;
	}
}
//*********************************************************************************
//function to get input from player one with location for X
void getX()
{
	int positionRow=0;
	int positionCol=0;
	bool test=true;

	while (test==true)//loops while test is true
	{
	cout << "Player One: Enter column for your X: ";
	cin >> positionCol;
		while (positionCol < 1 || positionCol > 3)
		{
			cout <<"Input is invalid, please enter number from 1-3: ";
			cin >> positionCol;
		}
	cout << "Player One: Enter row for your X: ";
	cin >> positionRow;
		while (positionRow < 1 || positionRow > 3)
		{
			cout <<"Input is invalid, please enter number from 1-3: ";
			cin >> positionRow;
		}
	
	if (table[positionCol-1][positionRow-1] == '*')
		{
			table[positionCol-1][positionRow-1] = 'X';
			test = false;//terminates loop if entry is not repeating
		}
	else
		{
			cout <<"Input is invalid, space is already occupied, try again!\n";
			test = true;//if entry is taken, function repeats
		}
	}
}
//**********************************************************************************
//function to get input from player one with location for O
void getO()
{
	int positionRow=0;
	int positionCol=0;
	bool test=true;

	while (test==true)
	{
	cout << "Player Two: Enter column for your O: ";
	cin >> positionCol;
		while (positionCol < 1 || positionCol > 3)
		{
			cout <<"Input is invalid, please enter number from 1-3: ";
			cin >> positionCol;
		}
	cout << "Player Two: Enter row for your O: ";
	cin >> positionRow;
		while (positionRow < 1 || positionRow > 3)
		{
			cout <<"Input is invalid, please enter number from 1-3: ";
			cin >> positionRow;
		}
			
	if (table[positionCol-1][positionRow-1] == '*')
		{
			table[positionCol-1][positionRow-1] = 'O';
			test = false;
		}
	else
		{
			cout <<"Input is invalid, space is already occupied, try again!\n";
			test = true;
		}
	}
}
//*****************************************************************************
//function to check if X is winner
void winnerX()
{
	if (table[0][0]=='X' && table [0][1] =='X' && table [0][2] =='X')
	{
		cout << "Player One is a Winner!\n";
		repeat = true;
	}
	if (table[1][0]=='X' && table [1][1] =='X' && table [1][2] =='X')
	{
		cout << "Player One is a Winner!\n";
		repeat = true;
	}
	if (table[2][0]=='X' && table [2][1] =='X' && table [2][2] =='X')
	{
		cout << "Player One is a Winner!\n";
		repeat = true;
	}
	if (table[0][0]=='X' && table [1][0] =='X' && table [2][0] =='X')
	{
		cout << "Player One is a Winner!\n";
		repeat = true;
	}
	if (table[0][1]=='X' && table [1][1] =='X' && table [2][1] =='X')
	{
		cout << "Player One is a Winner!\n";
		repeat = true;
	}
	if (table[0][2]=='X' && table [1][2] =='X' && table [2][2] =='X')
	{
		cout << "Player One is a Winner!\n";
		repeat = true;
	}
	if (table[0][0]=='X' && table [1][1] =='X' && table [2][2] =='X')
	{
		cout << "Player One is a Winner!\n";
		repeat = true;
	}
	if (table[0][2]=='X' && table [1][1] =='X' && table [2][0] =='X')
	{
		cout << "Player One is a Winner!\n";
		repeat = true;
	}
}
//*******************************************************************************
//function to check if O is winner
void winnerO()
{
	if (table[0][0]=='O' && table [0][1] =='O' && table [0][2] =='O')
	{
		cout << "Player Two is a Winner!\n";
		repeat = true;
	}
	if (table[1][0]=='O' && table [1][1] =='O' && table [1][2] =='O')
	{
		cout << "Player Two is a Winner!\n";
		repeat = true;
	}
	if (table[2][0]=='O' && table [2][1] =='O' && table [2][2] =='O')
	{
		cout << "Player Two is a Winner!\n";
		repeat = true;
	}
	if (table[0][0]=='O' && table [1][0] =='O' && table [2][0] =='O')
	{
		cout << "Player Two is a Winner!\n";
		repeat = true;
	}
	if (table[0][1]=='O' && table [1][1] =='O' && table [2][1] =='O')
	{
		cout << "Player Two is a Winner!\n";
		repeat = true;
	}
	if (table[0][2]=='O' && table [1][2] =='O' && table [2][2] =='O')
	{
		cout << "Player Two is a Winner!\n";
		repeat = true;
	}
	if (table[0][0]=='O' && table [1][1] =='O' && table [2][2] =='O')
	{
		cout << "Player Two is a Winner!\n";
		repeat = true;
	}
	if (table[0][2]=='O' && table [1][1] =='O' && table [2][0] =='O')
	{
		cout << "Player Two is a Winner!\n";
		repeat = true;
	}
}