/*
 * Copyright (C) 2024  Tristan Riehs
 *
 * This program 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 <http://www.gnu.org/licenses/>.
 */
#include "config.h"

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

#include "_readline.h"
#include "disp.h"

void cli_init(void) {}

void
cli_display_calc(int x, int y)
{
	printf("%d + %d = ", x, y);
	fflush(stdout);
}

int
cli_read_input(void)
{
	char *txt = readline("");

	if ((!txt) || (*txt == '\0'))
		return DISP_QUIT;
	if (*txt == 'q')
		return DISP_QUIT;
#ifndef NDEBUG
	if ((*txt == 'r') || (*txt == 'g'))
		return DISP_RELOAD;
#endif

	return atoi(txt);
}

void
cli_display_res(bool ok, int ms)
{
	printf("%s\t%dms\n", ok ? "RIGHT" : "WRONG", ms);
}

void cli_destroy(void) {}

#ifndef NDEBUG
void *cli_pre_reload(void) {return NULL;}
void cli_post_reload(void *) {}
#endif

#ifdef NDEBUG
static struct disp __cli_disp = {
	.init = cli_init,
	.display_calc = cli_display_calc,
	.read_input = cli_read_input,
	.display_res = cli_display_res,
	.destroy = cli_destroy
};
struct disp *cli_disp = &__cli_disp;
#endif