#include "SDL.h"
#include "SDL_main.h"

#include "GpMain.h"
#include "GpAllocator_C.h"
#include "GpAudioDriverFactory.h"
#include "GpDisplayDriverFactory.h"
#include "GpGlobalConfig.h"
#include "GpFileSystem_X.h"
#include "GpLogDriver_X.h"
#include "GpFontHandlerFactory.h"
#include "GpInputDriverFactory.h"
#include "GpAppInterface.h"
#include "GpSystemServices_X.h"
#include "GpVOSEvent.h"
#include "GpX.h"

#include "IGpFileSystem.h"
#include "IGpThreadEvent.h"
#include "IGpVOSEventQueue.h"

#include <string>

GpXGlobals g_gpXGlobals;

IGpDisplayDriver *GpDriver_CreateDisplayDriver_SDL_GL2(const GpDisplayDriverProperties &properties);
IGpAudioDriver *GpDriver_CreateAudioDriver_SDL(const GpAudioDriverProperties &properties);
IGpInputDriver *GpDriver_CreateInputDriver_SDL2_Gamepad(const GpInputDriverProperties &properties);

#ifdef __MACOS__
int main(int argc, char *argv[])
#else
SDLMAIN_DECLSPEC int SDL_main(int argc, char *argv[])
#endif
{
	bool enableLogging = false;
	for (int i = 1; i < argc; i++)
	{
		if (!strcmp(argv[i], "-diagnostics"))
			enableLogging = true;
	}

	if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_GAMECONTROLLER) < 0)
		return -1;

	GpFileSystem_X::GetInstance()->Init();

	IGpLogDriver *logger = nullptr;
	
	if (enableLogging)
	{
		GpLogDriver_X::Init();
		logger = GpLogDriver_X::GetInstance();
	}

	GpDriverCollection *drivers = GpAppInterface_Get()->PL_GetDriverCollection();

	drivers->SetDriver<GpDriverIDs::kFileSystem>(GpFileSystem_X::GetInstance());
	drivers->SetDriver<GpDriverIDs::kSystemServices>(GpSystemServices_X::GetInstance());
	drivers->SetDriver<GpDriverIDs::kLog>(GpLogDriver_X::GetInstance());
	drivers->SetDriver<GpDriverIDs::kAlloc>(GpAllocator_C::GetInstance());

	g_gpGlobalConfig.m_displayDriverType = EGpDisplayDriverType_SDL_GL2;
	g_gpGlobalConfig.m_audioDriverType = EGpAudioDriverType_SDL2;
	g_gpGlobalConfig.m_fontHandlerType = EGpFontHandlerType_None;

	EGpInputDriverType inputDrivers[] =
	{
		EGpInputDriverType_SDL2_Gamepad
	};

	g_gpGlobalConfig.m_inputDriverTypes = inputDrivers;
	g_gpGlobalConfig.m_numInputDrivers = sizeof(inputDrivers) / sizeof(inputDrivers[0]);

	g_gpGlobalConfig.m_osGlobals = &g_gpXGlobals;
	g_gpGlobalConfig.m_logger = logger;
	g_gpGlobalConfig.m_systemServices = GpSystemServices_X::GetInstance();
	g_gpGlobalConfig.m_allocator = GpAllocator_C::GetInstance();

	GpDisplayDriverFactory::RegisterDisplayDriverFactory(EGpDisplayDriverType_SDL_GL2, GpDriver_CreateDisplayDriver_SDL_GL2);
	GpAudioDriverFactory::RegisterAudioDriverFactory(EGpAudioDriverType_SDL2, GpDriver_CreateAudioDriver_SDL);
	GpInputDriverFactory::RegisterInputDriverFactory(EGpInputDriverType_SDL2_Gamepad, GpDriver_CreateInputDriver_SDL2_Gamepad);

	if (logger)
		logger->Printf(IGpLogDriver::Category_Information, "SDL environment configured, starting up");

	int returnCode = GpMain::Run();

	if (logger)
		logger->Printf(IGpLogDriver::Category_Information, "SDL environment exited with code %i, cleaning up", returnCode);

	return returnCode;
}
