#ifndef LIGHTKEEPER_H
#define LIGHTKEEPER_H

#include <random>
#include <vector>

#include <destrum/App.h>
#include <destrum/Graphics/RenderResources.h>

#include "destrum/Graphics/Resources/Cubemap.h"
#include "destrum/ObjectModel/GameObject.h"

class LightKeeper final : public App {
public:
    LightKeeper();
    virtual ~LightKeeper();
    void customInit() override;
    void customUpdate(float dt) override;
    void customDraw() override;
    void customCleanup() override;
    void customFixedUpdate(float dt) override;

    void onWindowResize(int newWidth, int newHeight) override;

private:
    struct FallingStar {
        GameObject* object{};
        float speed{};
    };

    void resetGame();
    void respawnStar(FallingStar& star, float minimumHeight);
    void drawHud();

    Camera camera{glm::vec3(0.f, 0.f, -5.f), glm::vec3(0, 1, 0)};

    MeshID sphereMesh{NULL_MESH_ID};
    MaterialID playerMaterial{NULL_MATERIAL_ID};
    MaterialID starMaterial{NULL_MATERIAL_ID};

    std::unique_ptr<CubeMap> skyboxCubemap;

    GameObject* player{nullptr};
    std::vector<FallingStar> stars;
    std::mt19937 randomEngine{0xD35A1234u};
    std::uniform_real_distribution<float> spawnX{-5.5f, 5.5f};
    std::uniform_real_distribution<float> spawnHeight{0.0f, 2.0f};
    std::uniform_real_distribution<float> spawnSpeed{2.8f, 4.2f};

    int score{0};
    int misses{0};
    bool gameOver{false};
};

#endif //LIGHTKEEPER_H