class TargetSelector {
public:
  enum SelectorType {
    CLOSEST_MONSTER,
    SELECTED_MONSTER,
    WEARER_RANGE,
    SELECTED_RANGE
  };
  TargetSelector(SelectorType type, float range);
  void selectTargets(Actor *wearer, TCODList<Actor *>& list);
protected:
  SelectorType type;
  float range;
};

class Effect {
public:
  virtual bool applyTo(Actor *actor) = 0;
};

class Pickable : public Persistent {
public:
  bool pick(Actor *owner, Actor *wearer);
  void drop(Actor *owner, Actor *wearer);
  virtual bool use(Actor *owner, Actor *wearer);
  static Pickable *create(TCODZip &zip);
protected:
  enum PickableType {
    HEALER, LIGHTNING_BOLT, CONFUSER, FIREBALL
  };
};

/* Sub-Pickables */
class Healer : public Pickable {
public:
  float amount; // how much?
  Healer(float amount);
  bool use(Actor *owner, Actor *wearer);
  void load(TCODZip &zip);
  void save(TCODZip &zip);
};

/* Aggro Spells */
class LightningBolt: public Pickable {
public:
  float range, damage;
  LightningBolt(float range, float damage);
  bool use(Actor *owner, Actor *wearer);
  void load(TCODZip &zip);
  void save(TCODZip &zip);
};

class Fireball : public LightningBolt {
public:
  Fireball(float range, float damage);
  bool use(Actor *owner, Actor *wearer);
  void save(TCODZip &zip);
};

class Confuser : public Pickable {
public:
  int nbTurns;
  float range;
  Confuser(int nbTurns, float range);
  bool use(Actor *owner, Actor *wearer);
  void load(TCODZip &zip);
  void save(TCODZip &zip);
};

/* Effects */
class HealthEffect : public Effect {
public:
  float amount;
  const char *message;
  HealthEffect(float amount, const char *message);
  bool applyTo(Actor *actor);
};