#pragma once
#include "Asset/AssetManager.h"
#include "EngineFrame/Component/Canvas.h"
class GameMap;
class Tile : public Actor
{
    struct ImgKey
    {
        std::string img;
        int index;

        bool operator<(const ImgKey &other) const
        {
            if (img != other.img)
            {
                return img < other.img; // 字符串按字典序比较
            }
            return index < other.index; // 字符串相同则比较index
        }
    };
    struct DrawInfo
    {
        ImgKey texture;
        SDL_FRect rect = {0, 0, 0, 0};
    };

public:
    using TileInfoBody = std::variant<int,std::string>;
    using TileInfo = std::unordered_map<std::string, TileInfoBody>;

private:
    /**纹理 */
    RefPtr<Texture> m_texture = nullptr;
    /**FBO */
    GLuint m_fbo = 0;
    /**地图父对象 */
    GameMap* m_parentMap;

    /**绘制纹理集 */
    std::map<ImgKey, RefPtr<Texture>> m_imgMap;
    /**绘制队列 */
    std::vector<DrawInfo> m_drawQueue;

    /**渲染大小 */
    SDL_Rect m_srcRect;
    SDL_FRect m_rect;
    
    /**大纹理构造完成Flag */
    bool m_isBuild = false;

    /**Tile横轴个数 */
    int m_tileX = 0;

public:
    Tile(GameMap *parentMap, std::vector<std::string> normal,std::vector<std::string> ex);
    ~Tile();

    void InitTile(std::string Path,int Index);
    void InitExTile(std::string Path, int Index);
    void InitInfo(std::string Path, TileInfo &m_data);

    void PreRender() override;
    void Render() override;
    // void SetPos(Vec2 pos) override;
};