lem_in.c

/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   lem_in.c                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: dgonor <marvin@42.fr>                      +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2018/06/07 11:54:19 by dgonor            #+#    #+#             */
/*   Updated: 2018/06/07 11:54:23 by dgonor           ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "ft_lem.h"

char			*g_error[19] =
{
	"#0 empty file",
	"#1 invalid format numbers of ants",
	"#2 data is invalid",
	"#3 memory didn't allocated",
	"#4 pars invalid",
	"#5 list of rooms invalid",
	"#6 invalid name of room",
	"#7 invalid coordinates",
	"#8 double data in list of rooms",
	"#9 the link is linked to himself",
	"#10 the same links already exist",
	"#11 current rooms didn't exist in link",
	"#12 too many start or end",
	"#13 the end is unreachable",
	"#14 data does't have links",
	"#15 unreachable end",
	"#16 start donn't have a links",
	"#17 empty file",
	"#18 you are trying to read unreadable file"
};

void			pars_condition(t_game *data, char *line)
{
	if (line && line[0] != 'L' && (data->line = line))
	{
		if (line[0] != '#')
		{
			if (!ft_strlen(line))
				data->error = 2;
			else if (data->type == ANT)
				valid_ant(data);
			else if (ft_strchr(line, ' ') && data->type != ANT)
				create_list(data);
			else if (ft_strchr(line, '-') && (data->type = LINK))
				valid_links(data, -1);
			else
				data->error = 4;
		}
		else
		{
			if (ft_strstr(data->line, "##start"))
				data->type = START;
			else if (ft_strstr(data->line, "##end"))
				data->type = END;
		}
	}
	else
		data->error = 2;
}

void			error(t_game *data)
{
	int			res;

	res = data->res;
	if ((data->type == ANT) && (res == 1 || res == 0))
		data->error = 17;
	if ((data->type != LINK) && data->list && res == 0)
		data->error = 14;
	if (res == -1)
		data->error = 18;
	if (data->error)
		ft_printf("error: %s\n", g_error[data->error]);
	del_game(data);
	exit(1);
}

void			lets_move_ants(t_game *data)
{
	t_link		*queue;
	t_link		*tmp;

	queue = NULL;
	tmp = NULL;
	valid_start_end(data);
	data->visited = ft_strnew(data->nroom);
	ft_memset(data->visited, NO_VISITED, data->nroom);
	find_path(data, queue, tmp);
	error(data);
}

int				main(int ac, char **av)
{
	t_game		data;
	int			res;

	res = 0;
	if (ac > 1 || ac < 1)
	{
		ft_printf("error\n");
		return (0);
	}
	set_data(&data);
	while (((res = get_next_line(0, &av[1])) > 0))
	{
		pars_condition(&data, av[1]);
		ft_lstback(&data.info, ft_lstnew((void*)av[1], ft_strlen(av[1])));
		ft_strdel(&av[1]);
		data.res = res;
		if (data.error)
			error(&data);
	}
	data.res = res;
	if (data.type != LINK || res == -1 || res == 1)
		error(&data);
	else if (res == 0)
		lets_move_ants(&data);
	return (0);
}