simple tris game

sTris.c

/* 

sTris is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.


This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.


You should have received a copy of the GNU General Public License
along with this program. If not, see .

*/

/* TODO : improve IA */

#if defined(_WIN32) || defined(WIN32) || defined(__WIN32__) || defined(__MSDOS__) || defined(MSDOS)
#define CLRSCR system("cls")
#else
#define CLRSCR system("clear")
#endif
#include <stdio.h>
#include <time.h>
#include <stdlib.h>
#include <stdbool.h>
#define EMPTY ' '

enum state {WIN, LOSE, PLAY, DRAW}; 
enum state status = PLAY;

void info()
{
	printf("sTris -- a simple tris game by Enrix835\n");
}

void check_win(int wField[3][3])
{
        /* improve with a for */
	if ( 
	     ((wField[0][0] == 'X')&&(wField[0][1] == 'X')&&(wField[0][2] == 'X')) || 
	     ((wField[1][0] == 'X')&&(wField[1][1] == 'X')&&(wField[1][2] == 'X')) || 
	     ((wField[2][0] == 'X')&&(wField[2][1] == 'X')&&(wField[2][2] == 'X')) || 
	     
	     ((wField[0][0] == 'X')&&(wField[1][0] == 'X')&&(wField[2][0] == 'X')) || 
	     ((wField[0][1] == 'X')&&(wField[1][1] == 'X')&&(wField[2][1] == 'X')) || 
	     ((wField[0][2] == 'X')&&(wField[1][2] == 'X')&&(wField[2][2] == 'X')) || 
	     ((wField[0][0] == 'X')&&(wField[1][1] == 'X')&&(wField[2][2] == 'X')) ||
	     ((wField[0][2] == 'X')&&(wField[1][1] == 'X')&&(wField[2][0] == 'X'))
           ) 
	{ 
		status = WIN;
	}
	
	else if (
	
	    ((wField[0][0] == 'O')&&(wField[0][1] == 'O')&&(wField[0][2] == 'O')) || 
	    ((wField[1][0] == 'O')&&(wField[1][1] == 'O')&&(wField[1][2] == 'O')) || 
	    ((wField[2][0] == 'O')&&(wField[2][1] == 'O')&&(wField[2][2] == 'O')) || 
	    
	    ((wField[0][0] == 'O')&&(wField[1][0] == 'O')&&(wField[2][0] == 'O')) || 
	    ((wField[0][1] == 'O')&&(wField[1][1] == 'O')&&(wField[2][1] == 'O')) ||
	    ((wField[0][2] == 'O')&&(wField[1][2] == 'O')&&(wField[2][2] == 'O')) || 
	    
	    ((wField[0][0] == 'O')&&(wField[1][1] == 'O')&&(wField[2][2] == 'O')) || 
	    ((wField[0][2] == 'O')&&(wField[1][1] == 'O')&&(wField[2][0] == 'O'))  
	    
	    ) 
	    { 
	    	status = LOSE;
	    }
	
}	

bool full(int wField[3][3])
{
	register unsigned int i, j;
	for (i = 0; i < 3; i++) {
		for (j = 0; j < 3; j++) {
			if (wField[i][j] == EMPTY) return false;
			}
		} return true;
}

void print(int wField[3][3])
{
	int i , j;
	for (i = 0; i < 3; i++) {
		for (j = 0; j < 3; j++) {
			printf("| %c |",wField[i][j]);
		}
		putchar('\n');
	}
}

void clean(int wField[3][3])
{
	int i , j;
	for (i = 0; i < 3; i++) {
		for (j = 0; j < 3; j++) {
			wField[i][j] = ' ';
		}
	}
}

void option(int wField[3][3])
{
	int i , j;
	printf("  0   1   2\n");
	for (i = 0; i < 3; i++) {
		printf("%d",i);
		for (j = 0; j < 3; j++) {
			printf("| %c |",wField[i][j]);
		}
		putchar('\n');
	}
}
		
void computer(int wField[3][3])
{
	int row;
	int column;
	int card;
	printf("\nComputer moves...\n");
	for (card = 1; card <= 1; card++) {
		do {
			row = rand() % 3;
			column = rand() % 3;
		}while(wField[row][column] != ' ');
		wField[row][column] = card;
		if (wField[row][column] >= 1) wField[row][column] = 'O';
	}
}

void human_1(int wField[3][3])
{
	unsigned int x, y;
	do {
		printf("First player move ... \n?");
		scanf("%u %u",&x,&y);
	}while(wField[x][y] != ' ');
	wField[x][y] = 'X';
}

void human_2(int wField[3][3])
{
	unsigned int x, y;
	do {
		printf("Second player move ... \n?");
		scanf("%u %u",&x,&y);
	}while(wField[x][y] != ' ');
	wField[x][y] = 'O';
}

void user(int wField[3][3])
{
	unsigned int x, y;
	do {
		printf("Human move ... \n?");
		scanf("%u %u",&x,&y);
	}while(wField[x][y] != ' ');
	wField[x][y] = 'X';
}

void human_h(int wField[3][3])
{
	CLRSCR;
	printf("First player move cross ( X ) and second move circle ( O )\n");
	option(wField);
	clean(wField);
	while (status == PLAY) {
		human_1(wField);
		print(wField);
		check_win(wField);
		
		if (status == WIN) {
		    printf("Human wins\n");
		    break;
		} else if (status == LOSE){
			printf("Computer wins\n");
			break;
		} else if(full(wField) == true){
			printf("Draw\n");
			break;
		}
		
		human_2(wField);
		print(wField);
		check_win(wField);
		
		if (status == WIN) {
		    printf("Human wins\n");
		    break;
		} else if (status == LOSE){
			printf("Computer wins\n");
			break;
		} else if(full(wField) == true){
			printf("Draw\n");
			break;
		}
	}

}
	
void human_c(int wField[3][3])
{
	CLRSCR;
	option(wField);
	clean(wField);
	while (status == PLAY) {
		user(wField);
		print(wField);
		check_win(wField);
		
		if (status == WIN) {
		    printf("Human wins\n");
		    break;
		} else if (status == LOSE){
			printf("Computer wins\n");
			break;
		} else if(full(wField) == true){
			printf("Draw\n");
			break;
		}
		
		computer(wField);
		print(wField);
		check_win(wField);
		
		if (status == WIN) {
		    printf("Human wins\n");
		    break;
		} else if (status == LOSE){
			printf("Computer wins\n");
			break;
		} else if(full(wField) == true){
			printf("Draw\n");
			break;
		}
		
		
		
		
	}
}
	
int main()
{
	int field[3][3] = { 0 };
	int chc;
	srand(time(NULL));
	do {
		printf("************************\n"
				"*** Welcome to sTris ***\n"
				"************************\n"
				"\n1. Human Vs Human\n"
				"2. Human Vs Computer\n"
				"3. Information\n\n"
				"? ");
		scanf("%d",&chc);
		switch(chc) {
			case 1:
				human_h(field);
				break;
			case 2:
				human_c(field);
				break;
			case 3:
			    info();
				break;
			default:
			    printf("sTris : Wrong selection\n");
		}
	}while (chc > 3 || chc < 1);
	return 0;
}