#ifndef GRID_H
#define GRID_H

#include <stdio.h>

struct SnakeStruct;

struct GridStruct
{
    char **grid;
    int nbl;
    int nbc;
};

typedef struct GridStruct Grid;

typedef enum
{
    WALL = 'w',
    EMPTY = ' ',
    FRUIT = 'f',
    SNAKE = 's',
    SNAKEHEAD = 'S',
    BOOST = 'b'
} Element;

Grid *allocate_grid(int n, int m);
void free_grid(Grid *g);
void debug_grid(Grid *g);
int compute_size(Grid *g, int w, int h);
void draw_grid(Grid *g);
void place_snake(Grid *g, struct SnakeStruct *snake);
Element move_snake(struct SnakeStruct *snake, Grid *g);
int count_nb_lines(FILE *stream);
int count_fruits(FILE *stream, Grid *g);
void copy(const char *src, char *dst);
int is_snake_connected(struct SnakeStruct *snake);
void read_snake_from_grid(Grid *g, struct SnakeStruct *snake);

#endif /* GRID_H */