AssetDragDrop.h

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#pragma once
#include <imgui.h>
#include <filesystem>
#include <string>
 
namespace Editor
{
    namespace Assets
    {
        struct DragDropPayload
        {
            std::filesystem::path assetPath;
            std::string assetType;
            std::string fileName;
            bool isGlobalAsset;
 
            DragDropPayload() = default;
            DragDropPayload(const std::filesystem::path &path, const std::string &type, bool global)
                : assetPath(path), assetType(type), fileName(path.filename().string()), isGlobalAsset(global) {}
        };
 
        class AssetDragDrop
        {
        public:
            static bool BeginDrag(const std::filesystem::path &assetPath, const std::string &assetType, bool isGlobal);
 
            static const DragDropPayload *AcceptDrop();
 
            static bool CanAcceptDrop(const std::string &targetType);
 
            static const DragDropPayload *GetDragPayload();
 
            static bool HandleViewportDrop(const DragDropPayload &payload, const ImVec2 &dropPosition);
 
            static bool HandleSceneDrop(const DragDropPayload &payload);
 
            static void RenderDragPreview();
 
        private:
            static constexpr const char *DRAG_DROP_ID = "ASSET_DRAG_DROP";
            static DragDropPayload s_currentPayload;
            static bool s_isDragging;
 
            static bool CreateSceneObjectFromAsset(const DragDropPayload &payload, const ImVec2 &position);
 
            static bool LoadModelAsset(const std::filesystem::path &assetPath, const ImVec2 &position);
 
            static bool ApplyTextureAsset(const std::filesystem::path &assetPath);
 
            static bool AttachScriptAsset(const std::filesystem::path &assetPath);
        };
    }
}