#ifndef LIGHTKEEPER_CROSSHAIRUI_H
#define LIGHTKEEPER_CROSSHAIRUI_H

#include <glm/glm.hpp>

#include <destrum/ObjectModel/Component.h>
#include <destrum/ObjectModel/ObjectRef.h>

// Shows the crosshair while the player is possessed, tints and grows it and shows the focus
// indicator while the player looks at an Interactable
class CrosshairUI final : public Component {
public:
    explicit CrosshairUI(GameObject& parent);

    std::string GetTypeName() const override { return "CrosshairUI"; }

    void LateUpdate(float dt) override;

    nlohmann::json Serialize() const override;
    void Deserialize(const nlohmann::json& data) override;
    void ResolveReferences(const ObjectMap& objects) override;
    void ImGuiInspector() override;

    void SetPlayer(const GameObject& player) { m_Player = ObjectRef(player); }
    void SetCrosshair(const GameObject& crosshair) { m_Crosshair = ObjectRef(crosshair); }
    void SetFocusIndicator(const GameObject& indicator) { m_FocusIndicator = ObjectRef(indicator); }

    [[nodiscard]] const ObjectRef& GetPlayer() const { return m_Player; }
    [[nodiscard]] const ObjectRef& GetCrosshair() const { return m_Crosshair; }
    [[nodiscard]] const ObjectRef& GetFocusIndicator() const { return m_FocusIndicator; }

private:
    ObjectRef m_Player;
    ObjectRef m_Crosshair;
    ObjectRef m_FocusIndicator;

    glm::vec4 m_Color{1.0f, 1.0f, 1.0f, 0.8f};
    glm::vec4 m_FocusedColor{1.0f, 0.8f, 0.25f, 1.0f};
    float m_Size{10.0f};
    float m_FocusedSize{16.0f};
};

#endif // LIGHTKEEPER_CROSSHAIRUI_H