/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   lem_in.c                                           :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: mndhlovu <marvin@42.fr>                    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2019/03/25 06:31:05 by mndhlovu          #+#    #+#             */
/*   Updated: 2019/04/05 14:40:50 by tmaze            ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "lem_in.h"

int                lm_error_exit(int flag)
{
    if (flag == 0)
        ft_printf("Invalid Map\n");
    if (flag == 1)
        ft_printf("Usage ./lem_in < map-file\n");
    if (flag == 2)
        ft_printf("Error opening the Map file\n");
    return (1);
}

int                 main(int ac, char **av)
{
    t_syntax        synt;
    //t_graph         graph;
    t_lmdata        ldata;
    t_holder        holder;
    int             fd;
	t_node			*it;
	t_node			*start;
	t_node			*end;

    if (ac == 2)
    {
        if ((fd = open (av[1], O_RDONLY)) < -1)
            return (lm_error_exit(2));
        lm_init_data(&synt, &ldata, &holder);
        lm_parser(fd, &synt, &ldata, &holder);
        if (lm_validate(&synt, &ldata))
        {
            //validation works
            ft_printf("Success\n");
			ft_printf("=== ldata ===\nnbants: %d\nnb_nodes: %d\nnodes: %p\nnodes_data: %p\nadj: %d\n\n", ldata.nbants, ldata.nb_nodes, ldata.nodes, ldata.nodes_data, ldata.adj);
			it = ldata.nodes_data;
			while (it && it->role != 's')
			{
				ft_printf("=== node ===\nindex: %d\nrole: %c\n\n", it->ind, it->role);
				it = it->next;
			}
			ft_printf("=== node ===\nindex: %d\nrole: %c\n\n", it->ind, it->role);
			start = it;
			it = ldata.nodes_data;
			while (it && it->role != 'e')
			{
				ft_printf("=== node ===\nindex: %d\nrole: %c\n\n", it->ind, it->role);
				it = it->next;
			}
			ft_printf("=== node ===\nindex: %d\nrole: %c\n\n", it->ind, it->role);
			end = it;
			edmunds_karp(&ldata, start->ind, end->ind);
        }
        else
            ft_printf("Fail\n");
    }
    return (0);
}