#pragma once

#include <Model3D.h>
#include <Either.h>
#include <Critical.h>
#include "EntityType.h"
#include "Inventory.h"

class Block;

class ActionTarget
{
private:
    Framework::Vec3<int> blockPos;
    Direction targetBlockSide;
    int entityId;

public:
    ActionTarget( Framework::Vec3<int> blockPos, Direction blockSide );
    ActionTarget( int entityId );

    static ActionTarget* load( Framework::StreamReader* zReader );

    bool isBlock() const;
    bool isEntity() const;
    int getEntityId() const;
    Framework::Vec3<int> getBlockPos() const;
    Direction getBlockSide() const;
    Framework::Either<Block*, Entity*> zTarget( int dimensionId ) const;
    Framework::Either<Block*, Entity*> getTarget( int dimensionId ) const;
};

class Entity : public Framework::Model3D, public Inventory
{
protected:
    float maxHP;
    float currentHP;
    float stamina;
    float maxStamina;
    float hunger;
    float maxHunger;
    float thirst;
    float maxThirst;
    float targetDistanceLimit;
    Framework::Vec3<float> speed;
    Framework::Vec3<float> faceDir;
    const EntityType* zEntityType;
    int currentDimensionId;
    float gravityMultiplier;
    int id;
    ActionTarget* target;
    Framework::Critical cs;

public:
    Entity( const EntityType* zType, bool hasInventory );
    ~Entity();

    virtual bool tick( double time ) override;

    int getId() const;
    const EntityType* zType() const;
    int getCurrentDimension() const;
    void lock();
    void unlock();

    friend EntityType;
};