/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   parser.c                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: dcherend <dcherend@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2018/05/09 18:42:27 by dcherend          #+#    #+#             */
/*   Updated: 2018/05/27 18:42:12 by dcherend         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "../inc/fdf.h"

t_map				*alloc_map(int width, int height)
{
	t_map			*map;
	int 			i;

	if (!(map = (t_map*)malloc(sizeof(t_map))))
		return (NULL);
	map->height = height;
	map->width = width;
	map->cords = (int**)ft_memalloc(sizeof(int*) * height);
	i = 0;
	while (i < width)
	{
		map->cords[i] = (int*)ft_memalloc(sizeof(int) * width);
		i++;
	}
	return (map);
}

void				del_map(t_map *map)
{
	int 			i;
	static	int 	huy = 0;

	i = 0;
	if (map)
	{
		while (i < map->width)
		{
			free(map->cords[i]);
			i++;
		}
		free(map->cords);
		free(map);
	}
}

t_map				*realloc_map(t_map *map, int width, int height)
{
	if (!map)
		return (NULL);
	del_map(map);
	map = alloc_map(width, height);
	return (map);
}


void				fill_map(t_map *map, char *line)
{
	t_map	*tmp;
	int 	i;
	int 	j;
	char 	**symbs;

	tmp = map;
	symbs = ft_strsplit(line, ' ');
	free(line);
	i = 0;
	while (i < map->height)
	{
		j = 0;
		while (j < map->width)
		{
			map->cords[i][j] = ft_atoi(symbs[j]);
			j++;
		}
		i++;
	}
}

t_map				*ft_parser(char *name)
{
	t_map			*map;
	char 			*line;
	int 			rows;
	int 			fd;

	rows = 1;
	fd = open(name, O_RDONLY);
	if (fd < 0)
		throw_error("Bad file input.");
	map = alloc_map(1, 1);
	while ((get_next_line(fd, &line)) > 0)
	{
		rows++;
		map = realloc_map(map, ft_strlen(line), rows);
		fill_map(map, line);
	}
	return (map);
}