#include <stdlib.h>
#include <stdio.h>
#include <signal.h>
#include <sys/ioctl.h>
#include <string.h>
#include <time.h>

#include "tetris.h"
#include "conio.h"
#include "vector.h"
#include "block.h"
#define UNUSED(x) (void)(x)

volatile sig_atomic_t g_int_ctrl_c = 0;
int g_score = 0;

void interrupt_handler(int sig)
{
    UNUSED(sig);
    g_int_ctrl_c = 1;
}

void parse_args(int argc, char **argv)
{

}

void display_game(void)
{
}

int main(int argc, char **argv)
{
    int width;
    int height;
    volatile int *last_input = calloc(1, sizeof(int));
    int *cancellation_token = calloc(1, sizeof(int));
    struct winsize win;
    struct timespec time;

    /* store arguments in global variables */
    parse_args(argc, argv);

    /* get dimensions of board */
    ioctl(fileno(stdout), TIOCGWINSZ, &win);
    width = (int) (win.ws_col);
    height = (int) (win.ws_row);

    /* handle SIGINT interrupts */
    signal(SIGINT, interrupt_handler);

    /* Hide cursor */
    print("\033[?251");

    /* prepare thread for getting input and accepting cancellation */
    thread_arg_t *thread_arg = malloc(sizeof(thread_arg_t));
    thread_arg->ret = (void *) last_input;
    thread_arg->cancellation_token = cancellation_token;

    /* Game Loop */
    while (1) {
	if (g_int_ctrl_c) {
	    goto EXIT;
	}
	display_game();
    }

EXIT:
    /* cancel thread */
    *cancellation_token = 1;
    printf("%sGame over! Your score was: %d%s\n", RED, g_score, COLOR_RESET);
    /* unhide cursor */
    printf("\033[?25h");

    /* free some values */
    free(cancellation_token);
    free((int *) last_input);
    return 0;
}