DynamicEntities.h

#pragma once
#include <States/GameState/Entities/IEntity.h>
#include <States/GameState/Entities/IVisitable.h>
#include <random>

struct IDynamicEntity : IEntity, IVisitable {
    [[nodiscard]] virtual std::unique_ptr<IDynamicEntity> clone() const = 0;
    virtual void action() = 0;
    ~IDynamicEntity() override = default;
};

class Enemy final : public IDynamicEntity {
public:
    Enemy();
    [[nodiscard]] std::unique_ptr<IDynamicEntity> clone() const override;
    void action() override;
    void draw_into(sf::RenderWindow& window) const override;
    void prepare_for_first_drawing() override;
    void prepare_for_drawing() override;
    sf::FloatRect getBounds() const { return m_rectangle.getGlobalBounds(); }
    std::unique_ptr<IGameEvent> accept(IVisitor* ptr_visitor) override { return ptr_visitor->visit(this); }
private:
    sf::RectangleShape m_rectangle;
    sf::Vector2f m_estimated_position;
    bool m_is_moving = false;
    float m_distance_limit;
    sf::Clock m_stopwatch;
    std::mt19937 m_rng{std::random_device{}()};
    std::uniform_int_distribution<size_t> m_dist_milliseconds{300, 10000};
    std::uniform_int_distribution<> m_dist_direction{0, 3};
};