src/ft_get_darkness.c


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/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   ft_get_darkness.c                                  :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: joelecle <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2020/02/14 17:28:53 by joelecle          #+#    #+#             */
/*   Updated: 2020/02/14 17:28:53 by joelecle         ###   ########lyon.fr   */
/*                                                                            */
/* ************************************************************************** */

#include <libft.h>
#include <cub3d.h>

static int8_t
	ft_checkdigit(const char *word, t_cub *clist)
{
	size_t	i;

	i = 0;
	while (ft_isdigit(word[i]))
		i++;
	if (i != ft_strlen(word))
	{
		ft_sprintf(clist->errmsg, FT_ERR_SH_ALPHA);
		return (-1);
	}
	return (0);
}

int8_t
	ft_get_darkness(char **words, t_cub *clist)
{
	if (!(*words) || !words[1] || words[2])
	{
		ft_sprintf(clist->errmsg, FT_ERR_ARGS);
		return (-1);
	}
	if (ft_checkdigit(words[1], clist))
		return (-1);
	if (ft_atoi(words[1]) < 0 || ft_atoi(words[1]) > 20)
	{
		ft_sprintf(clist->errmsg, FT_ERR_SH_RANGE);
		return (-1);
	}
	clist->mlist.darklvl = ft_atoi(words[1]);
	return (0);
}