/**
* \file read.c 
* Ce fichier est le programe qui lit d'autre fichier, nottament les maps.
*/
#include "../include/function.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

/**
* \brief La fonction permet de stocker la zone de jeu en fonction de la lecture d'un fichier.
* \param name_file Le nom du fichier a ouvrir.
* \param tab Le tableau 2D carre du plateau de jeu a remplir.
* \param N La taille de tab.
* \param player Les coordonnée du joueur que le programe vas trouvé.
* \param nbr_targets Le nombre de points d'interer trouver.
* \return Vect La fonction renvoie le tableau des coordonnée des points d'interer.
*/
vect *fileToTab2D (const char *name_file, char **tab,
                   const unsigned N, vect *player, int *nbr_targets)
{
    vect *targets = malloc (sizeof (vect));
    (*nbr_targets) = 0;
    FILE *file = fopen (name_file, "r");
    unsigned int x = 0, y = 0;
    while (!feof (file))
    {
        char current = fgetc (file);
        
        if (current == EOF)
        {
            break;
        }
        switch (current)
        {
        case '#':
            tab[x][y] = WALL;
            break;
        case 'C':
            tab[x][y] = BOX;
            break;
        case 'I':
            targets = realloc (targets, sizeof (vect) * (++nbr_targets[0]));
            targets[nbr_targets[0] - 1].x = x;
            targets[nbr_targets[0] - 1].y = y;
            tab[x][y] = TARGET;
            break;
        case 'P':
            player->x = x;
            player->y = y;
            tab[x][y] = PLAYER;
            break;
        case '\n':
            y = -1;
            ++x;
            break;
        default:
            tab[x][y] = EMPTY;
            break;
        }
        ++y;
        
        if (x > N || y > N)
        {
            perror ("Level out of range !");
            exit (-1);
        }
    }
    fclose (file);
    return targets;
}

int countCustomMaps(char *name_directory)
{
    int nbr = 0;
    char name_map[50] = "";
    sprintf(name_map, "%s/custom_%d.txt",name_directory ,nbr);
    FILE *file = fopen(name_map, "r");
    while (file != NULL)
    {
        nbr++;
        sprintf(name_map, "%s/custom_%d.txt",name_directory ,nbr);
        printf("%p, %d, %s\n", file, nbr, name_map);
        file = fopen(name_map, "r");
    }

    return nbr;
}


char ** generatorMenu(char *name_directory, int *x, int *y, vect *pos_player)
{
    pos_player->x = 4;
    pos_player->y = 1;
    int nbr_custom = countCustomMaps("maps");
    (*x) = 7;
    (*y)= 5*(3+nbr_custom) +7;
    char **menu = creatArea2D(*x,*y); 
    int i = 1;
    for (i = 1;i < *y-1; ++i) 
    {
        menu[4][i] = EMPTY;
        if (i == *y-2)
        {
            menu[4][i] = BUTTON;
        }
    }

    int j,k ;
    
    for (j = 5; j < *y-5; j+=5)
    {
        
        for (k = 1 ; k < 4; ++k)
        {
            if (k == 1)
            {
                menu[k][j] = BUTTON;
            }
            else 
            {   
                menu[k][j] = EMPTY;     
            }

        }
    }
    return menu;
}