#include <windows.h>
#include <tchar.h>
#include <stdio.h>
#include <strsafe.h>

#include "SimConnect.h"

HANDLE  hSimConnect = NULL;
bool quit = false;
bool flightLoaded = false;

static enum EVENT_ID {
	EVENT_FLIGHT_LOAD,
	EVENT_RECUR_1SEC,
	EVENT_RECUR_FRAME,
	EVENT_SIM_START,
	EVENT_SIM
};

static enum DEFINE_ID {
	POSITION_PLANE
};

static enum REQUEST_ID {
	REQUEST_PLANE_POSITION
};

struct PlanePosition {
	double latitude;
	double longitude;
	double altitude;
	double heading;
	bool onGround;
};


void CALLBACK MyDispatchProc(SIMCONNECT_RECV* pData, DWORD cbData, void* pContext)
{

	switch (pData->dwID) {
	case SIMCONNECT_RECV_ID_QUIT: {

		quit = true;
		break;
	}

	case SIMCONNECT_RECV_ID_EVENT: {
		SIMCONNECT_RECV_EVENT* evt = (SIMCONNECT_RECV_EVENT*)pData;
		if (evt->uEventID == EVENT_SIM_START) {
			printf("\nSim started");
			flightLoaded = true;
		}

		if (evt->uEventID == EVENT_SIM) {
			printf("\nSim started");
			flightLoaded = true;
		}
		break;
	}

	case SIMCONNECT_RECV_ID_EVENT_FILENAME: {
		SIMCONNECT_RECV_EVENT_FILENAME* evt = (SIMCONNECT_RECV_EVENT_FILENAME*)pData;

		if (evt->uEventID == EVENT_FLIGHT_LOAD) {
			printf("\nFlight loaded");
			flightLoaded = true;
		}

		break;
	}
	case SIMCONNECT_RECV_ID_SIMOBJECT_DATA: {



		SIMCONNECT_RECV_SIMOBJECT_DATA* pObjData = (SIMCONNECT_RECV_SIMOBJECT_DATA*)pData;

		switch (pObjData->dwRequestID) {
		case REQUEST_PLANE_POSITION:

			PlanePosition* planePos = (PlanePosition*)&pObjData->dwData;
			printf("\nPlane Position: Latitude: %f, Longitude: %f, Altitude: %f, Heading: %f, On Ground: %d ",
				planePos->latitude, planePos->longitude, planePos->altitude, planePos->heading, planePos->onGround);
			break;
		};

		break;
	}
	}
};

void addDataDefinition()
{
	SimConnect_AddToDataDefinition(hSimConnect, POSITION_PLANE, "Plane Latitude", "degrees");
	SimConnect_AddToDataDefinition(hSimConnect, POSITION_PLANE, "Plane Longitude", "degrees");
	SimConnect_AddToDataDefinition(hSimConnect, POSITION_PLANE, "Plane Altitude", "feet");
	SimConnect_AddToDataDefinition(hSimConnect, POSITION_PLANE, "PLANE HEADING DEGREES TRUE", "degrees");
	SimConnect_AddToDataDefinition(hSimConnect, POSITION_PLANE, "SIM ON GROUND", "bool");

	SimConnect_RequestDataOnSimObject(hSimConnect, REQUEST_PLANE_POSITION, POSITION_PLANE, SIMCONNECT_OBJECT_ID_USER, SIMCONNECT_PERIOD_SECOND);
	SimConnect_CallDispatch(hSimConnect, MyDispatchProc, NULL);
}

void testOpenClose()
{
	HRESULT hr;

	hr = SimConnect_Open(&hSimConnect, "GSX Backend", NULL, 0, 0, 0);


	if (SUCCEEDED(hr))
	{
		printf("\nConnected to Flight Simulator!");

		while (!quit)
		{
			HRESULT hrConnect = SimConnect_CallDispatch(hSimConnect, MyDispatchProc, NULL);
			Sleep(1);

			if (FAILED(hrConnect)) {
				quit = true;
				break;
			}

			SimConnect_SubscribeToSystemEvent(hSimConnect, EVENT_FLIGHT_LOAD, "FlightLoaded");
			////SimConnect_SubscribeToSystemEvent(hSimConnect, EVENT_SIM_START, "SimStart");
			//SimConnect_SubscribeToSystemEvent(hSimConnect, EVENT_SIM, "Sim");

			if (flightLoaded) {
				addDataDefinition();
			}

		}

		SimConnect_Close(hSimConnect);
		printf("\nDisconnected from Flight Simulator!");

	}
	else {
		printf("\nFailed to connect to Flight Simulator!");
	}
}

int __cdecl _tmain(int argc, _TCHAR* argv[])
{
	testOpenClose();
	return 0;
}