#pragma once

#include "List.h"
#include "ListIterator.h"
#include "backend/String.h"

class Enemy;
class Object;
class Location;

enum Direction {
	NORTH = 0,
	EAST = 1,
	SOUTH = 2,
	WEST = 3,
};
static constexpr const Direction DIRECTIONS[] = { NORTH, EAST, SOUTH, WEST };

Direction random_direction();
Direction random_direction(const Location &);

class Location {
public:
	void set_name(const String & name);
	const String & get_name() const;

	void set_description(const String & description);
	const String & get_description() const;

	void set_exit(Direction dir, Location * location = nullptr);
	Location * get_exit(Direction dir) const;

	void add_visible_object(Object *);
	void remove_visible_object(Object *);
	ListRange<Object *> get_visible_objects() const;

	void add_hidden_object(Object *);
	void remove_hidden_object(Object *);
	ListRange<Object *> get_hidden_objects() const;

	void hide_object(Object *);
	void unhide_object(Object *);

	void add_enemy(Enemy *);
	void remove_enemy(Enemy *);
	ListRange<Enemy *> get_enemies() const;

private:
	friend class LocationFactory;
	Location(const String & name, const String & description);
public:
	virtual ~Location();

private:
	String name;
	String description;
	List<Enemy*> enemies;
	List<Object*> hidden_objects;
	List<Object*> visible_objects;

	Location * edges[4] = {
		nullptr,
		nullptr,
		nullptr,
		nullptr,
	};
};