/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   sily.c                                             :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: kdx    <kdx   @student.42angouleme.fr      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2022/10/07 04:15:41 by kdx               #+#    #+#             */
/*   Updated: 2022/10/16 01:26:55 by kdx              ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "sily.h"
#include "game.h"
#include "minilibx/mlx.h"
#include <X11/X.h>
#include <stdlib.h>

static int	sily_hook_destroy(t_sily *sily)
{
	game_destroy(sily->game);
	exit(0);
	return (0);
}

t_err	sily_init(t_sily *sily, int width, int height, char *title)
{
	ft_bzero(sily, sizeof(*sily));
	if (width <= 0)
		return (1 | ft_dprintf(2, "width is < 0\n"));
	if (height <= 0)
		return (1 | ft_dprintf(2, "height is < 0\n"));
	if (title == NULL)
		return (1 | ft_dprintf(2, "title is NULL\n"));
	sily->width = width;
	sily->height = height;
	sily->ctx = mlx_init();
	if (sily->ctx == NULL)
		return (1 | ft_dprintf(2, "mlx_init failed\n"));
	sily->window = mlx_new_window(sily->ctx, width, height, title);
	if (sily->window == NULL)
		return (1 | ft_dprintf(2, "mlx_new_window failed\n"));
	mlx_expose_hook(sily->window, sily_expose_hook, sily);
	mlx_key_hook(sily->window, sily_input_release_ev, sily);
	mlx_hook(sily->window, KeyPress, KeyPressMask, sily_input_press_ev,
		sily);
	mlx_hook(sily->window, DestroyNotify, StructureNotifyMask,
		sily_hook_destroy, sily);
	mlx_do_key_autorepeatoff(sily->ctx);
	sily->next_time = sily_get_time();
	return (0);
}

void	sily_deinit(t_sily *sily)
{
	if (sily->ctx != NULL)
		mlx_loop_end(sily->ctx);
	if (sily->window != NULL)
		mlx_destroy_window(sily->ctx, sily->window);
	if (sily->ctx != NULL)
		mlx_destroy_display(sily->ctx);
	free(sily->ctx);
	ft_bzero(sily, sizeof(*sily));
}

static int	sily_update(t_sily *sily)
{
	t_u64	cur_time;

	if (sily->quit)
		game_destroy(sily->game);
	else
	{
		sily->update(sily);
		sily->next_time += MIN_DT;
		sily->draw(sily);
		cur_time = sily_get_time();
		if (sily->next_time <= cur_time)
			sily->next_time = cur_time;
		else
			sily_sleep(sily->next_time - cur_time);
	}
	sily->tick++;
	return (0);
}

void	sily_loop(t_sily *sily, void (*u)(t_sily *), void (*d)(t_sily *))
{
	mlx_loop_hook(sily->ctx, sily_update, sily);
	sily->update = u;
	sily->draw = d;
	mlx_loop(sily->ctx);
}