#include "DeerCore/Scripting/Helpers.h"
#include "DeerRender/Scripting.h"
#include "DeerRender/Scripting/InternalAPI/Resources.h"

#include "DeerRender/FrameBuffer.h"
#include "DeerRender/Mesh.h"
#include "DeerRender/Resource.h"
#include "DeerRender/Shader.h"
#include "DeerRender/Texture.h"
#include "angelscript.h"

namespace Deer {
	namespace Scripting {
		extern asIScriptEngine* scriptEngine;

		void registerResources();

		void registerResourceStructs();
		void registerResourceFunctions();

		template <class T>
		void registerResourceBasics(const char* objName) {
			REGISTER_EXT_OBJECT_METHOD(scriptEngine, objName, "bool isValid() const", static_cast<bool (*)(Resource<T>&)>(&resource_isValid<T>));
			REGISTER_EXT_OBJECT_METHOD(scriptEngine, objName, "string get_name() const property", static_cast<std::string (*)(Resource<T>&)>(&resource_getName<T>));
			REGISTER_EXT_OBJECT_METHOD(scriptEngine, objName, "string get_path() const property", static_cast<std::string (*)(Resource<T>&)>(&resource_getPath<T>));
		}
	} // namespace Scripting

	void Scripting::registerResourceStructs() {
		AS_CHECK(scriptEngine->RegisterObjectType("GPUMesh", sizeof(Resource<GPUMesh>), asOBJ_VALUE | asOBJ_POD | asOBJ_APP_CLASS_ALLINTS | asGetTypeTraits<Resource<GPUMesh>>()));
		AS_CHECK(scriptEngine->RegisterObjectType("Shader", sizeof(Resource<Shader>), asOBJ_VALUE | asOBJ_POD | asOBJ_APP_CLASS_ALLINTS | asGetTypeTraits<Resource<Shader>>()));
		AS_CHECK(scriptEngine->RegisterObjectType("Texture", sizeof(Resource<Texture>), asOBJ_VALUE | asOBJ_POD | asOBJ_APP_CLASS_ALLINTS | asGetTypeTraits<Resource<Texture>>()));
		AS_CHECK(scriptEngine->RegisterObjectType("FrameBuffer", sizeof(Resource<FrameBuffer>), asOBJ_VALUE | asOBJ_POD | asOBJ_APP_CLASS_ALLINTS | asGetTypeTraits<Resource<FrameBuffer>>()));
	}
	int frameBuffer_getWidth(Resource<FrameBuffer>&);
	int frameBuffer_getHeight(Resource<FrameBuffer>&);
	void frameBuffer_clearRGBA(int, int, int, int, Resource<FrameBuffer>&);
	bool frameBuffer_isValid(Resource<FrameBuffer>&);
	void frameBuffer_resize(int, int, Resource<FrameBuffer>&);

	Resource<FrameBuffer> createFrameBuffer(const std::string name, int sixeX, int sizeY);

	void Scripting::registerResourceFunctions() {
		REGISTER_EXT_OBJECT_METHOD(scriptEngine, "FrameBuffer", "int get_width() const property", frameBuffer_getWidth);
		REGISTER_EXT_OBJECT_METHOD(scriptEngine, "FrameBuffer", "int get_height() const property", frameBuffer_getHeight);
		REGISTER_EXT_OBJECT_METHOD(scriptEngine, "FrameBuffer", "bool isValid()", frameBuffer_isValid);
		REGISTER_EXT_OBJECT_METHOD(scriptEngine, "FrameBuffer", "void resize(int, int)", frameBuffer_resize);
		REGISTER_EXT_OBJECT_METHOD(scriptEngine, "FrameBuffer", "void clearRGBA(int, int, int, int)", frameBuffer_clearRGBA);

		scriptEngine->SetDefaultNamespace("Resource");
		REGISTER_GLOBAL_FUNC(scriptEngine, "FrameBuffer createFrameBuffer(string&in name, int sizeX, int sizeY)", createFrameBuffer);
		scriptEngine->SetDefaultNamespace("");
	}
	/*
	    void ScriptSystem::registerResourceFunctions() {
	        scriptEngine->SetDefaultNamespace("Resource");
	        REGISTER_GLOBAL_FUNC("GPUMesh loadGPUMesh(string&in path)", ResourceManager<GPUMesh>::loadResource<ResourceDataSource>);
	        REGISTER_GLOBAL_FUNC("Shader loadShader(string&in path)", ResourceManager<Shader>::loadResource<ResourceDataSource>);
	        REGISTER_GLOBAL_FUNC("Texture loadTexture(string&in path)", ResourceManager<Texture>::loadResource<ResourceDataSource>);

	        REGISTER_GLOBAL_FUNC("array<string>@ getResourceFolders(string&in path)", StudioAPI::getResourceFolders);
	        REGISTER_GLOBAL_FUNC("array<string>@ getResourceFiles(string&in path)", StudioAPI::getResourceFiles);
	        REGISTER_GLOBAL_FUNC("ResourceType getResourceType(string&in path)", StudioAPI::getResourceType);
	        scriptEngine->SetDefaultNamespace("");
	    }
	*/

	void Scripting::registerResources() {
		registerResourceStructs();
		registerResourceBasics<GPUMesh>("GPUMesh");
		registerResourceBasics<Shader>("Shader");
		registerResourceBasics<Texture>("Texture");
		registerResourceBasics<FrameBuffer>("FrameBuffer");
		registerResourceFunctions();
	}
} // namespace Deer