Connect6/Connect6.c at master · npfitz/Connect6 · GitHub

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#define BOARD_SIZE 19

#include <stdio.h>
#include <stdlib.h>

void initialize_game_board();
void print_game_board();
void human_place_piece();
void ai_move_offensively();
void play_move( int x, int y );

char game_board[BOARD_SIZE][BOARD_SIZE];

int start_move_x = 5;
int start_move_y = 5;

int algorithm_progress = 0;

int main( void )
{
	initialize_game_board();

	while( 1 )
	{
		human_place_piece();
		ai_move_offensively();
	}

	return(0);
}

//	A function which allows a user to place a piece on the
// game board.
void human_place_piece()
{
	int x, y = 0;

	printf( "Enter Coordonate to Place Piece In\n" );
	scanf( "%d", &x );
	scanf( "%d", &y );

	game_board[x-1][y-1] = 'B';

	printf( "Enter Coordonate to Place Piece In\n" );
	scanf( "%d", &x );
	scanf( "%d", &y );

	game_board[x-1][y-1] = 'B';

	print_game_board();
}

//	A function that will capture the offensive (game winning)
// movemnets of the AI.
void ai_move_offensively()
{
	int t = 0;
	int x = start_move_x;
	int y = start_move_y;
	int planning = 1;


	if( algorithm_progress == 0 )
	{
		play_move( x, y );
		play_move( x, y+1 );
		algorithm_progress += 1;
	}
	else if( algorithm_progress == 1  )
	{
		play_move( x, y+2 );
		play_move( x, y+3 );
		algorithm_progress += 1;
	}
	else if( algorithm_progress == 2 )
	{
		play_move( x+1, y+3 );
		play_move( x-1, y+3 );
		algorithm_progress += 1;
	}
	else if( algorithm_progress == 3 )
	{
		play_move( x+2, y );
		play_move( x+1, y+1 );
		algorithm_progress += 1;
	}
	else if( algorithm_progress == 4 )
	{
		play_move( x+1, y );
		play_move( x+1, y+2 );
		algorithm_progress += 1;
	}
	else if( algorithm_progress == 5 )
	{
		play_move( x-1, y );
		play_move( x-2, y-1 );
		algorithm_progress += 1;
	}


	print_game_board();
}

// Used to print out the game board for visual display to the
// user.
void print_game_board()
{
	int x, y = 0;

	for( x = 0; x < (BOARD_SIZE*2)+1; x++ )
	{
		if( x%2 == 0 )
			printf( "+" );
		if( x%2 != 0 )
			printf( "|" );
		for( y = 0; y < BOARD_SIZE; y++ )
		{
			if( x%2 == 0 )
				printf( "---+" );
			if ( x%2 != 0 )
				printf( " %c |", game_board[x/2][y] );
		}
		printf( "\n" );
	}
}

void initialize_game_board()
{
	int x, y = 0;

	for( x = 0; x < BOARD_SIZE; x++ )
	{
		for( y = 0; y < BOARD_SIZE; y++ )
		{
			game_board[x][y] = ' ';
		}
	}
}

void play_move( int x, int y )
{
	if( x > 1 && x < BOARD_SIZE && y > 1 && y < BOARD_SIZE && game_board[x-1][y-1] == ' ' )
	{
		printf( "Play Move: ( %d, %d )\n", x, y );
		game_board[x-1][y-1] = 'W';
	}

}