#pragma once

#include <array>
#include <cstdint>
#include <string>
#include <vector>

namespace boundard {

struct WindowConfig {
    int width = 800;
    int height = 600;
    std::string title = "OpenCGE";
};

struct MeshConfig {
    std::string shape = "quad";
    std::string texture;
    std::array<float, 4> color{0.5F, 0.5F, 0.5F, 1.0F};
};

struct ActorConfig {
    std::string name;
    std::string type = "actor";
    std::string init_function;
    std::string tick_function;
    std::array<float, 2> position{0.0F, 0.0F};
    std::array<float, 2> facing{1.0F, 0.0F};
    float zoom = 1.0F;
    MeshConfig mesh;
    std::vector<ActorConfig> children;
};

struct InputBindingConfig {
    std::string action;
    std::vector<int> keys;
    std::vector<int> mouse_buttons;
};

struct SceneConfig {
    std::string name;
    std::string path;
    std::vector<ActorConfig> actors;
    std::string default_camera;
    bool grid_background = false;
};

struct GameConfig {
    WindowConfig window;
    std::vector<InputBindingConfig> input_bindings;
    std::vector<SceneConfig> scenes;
    std::string start_scene;

    // 兼容旧的单场景写法：直接写在游戏配置里的 actors。
    std::vector<ActorConfig> actors;
};

// 从 JSON 加载游戏场景配置（类似 Godot 的场景描述）。
class ConfigLoader {
   public:
    bool load(const std::string& path);
    const GameConfig& config() const;
    const std::string& last_error() const;

   private:
    GameConfig config_;
    std::string last_error_;
};

}  // namespace boundard