local function _SetEntityAsNoLongerNeeded(entity)
	Citizen.InvokeNative(0xB736A491E64A32CF,Citizen.PointerValueIntInitialized(entity))
end

local lastVehicle

local function SpawnVehicle(model, x, y, z, heading, ped)
	-- Just in case they are in a vehicle which this trainer didn't spawn.
	if not lastVehicle and GetVehiclePedIsIn(ped, false) then
		lastVehicle = GetVehiclePedIsIn(ped, false)
	end

	if IsModelValid(model) then
		_LoadModel( model )

		local veh = CreateVehicle( model, x, y, z + 1, heading, true, true )

		if featureSpawnInsideCar then
			SetPedIntoVehicle(ped, veh, -1)
		end

		if featureDeleteLastVehicle then
			_SetEntityAsNoLongerNeeded(veh)
			-- Remove the last vehicle.
			if (lastVehicle) then
				if(GetVehicleNumberOfPassengers(lastVehicle) ~= 0 or IsVehicleSeatFree(lastVehicle, -1) == false) then
					drawNotification("~r~Last Vehicle could not be deleted.")
				else
					SetEntityAsMissionEntity(lastVehicle, true, true)
					DeleteVehicle(lastVehicle)
				end
			end
		end

		drawNotification("~g~Vehicle spawned!")
		lastVehicle = veh
		UpdateVehicleFeatureVariables( veh )
		toggleRadio(ped)

		SetModelAsNoLongerNeeded( veh )

		return veh
	else
		drawNotification("~r~Invalid Model!")
	end
end



RegisterNUICallback("vehspawnoptions", function(data,cb)
	local text = "~r~OFF"
	if(data.newstate) then
		text = "~g~ON"
	end
	if data.action == "despawn" then
		featureDeleteLastVehicle = data.newstate
		drawNotification("Delete Previous Vehicle: "..tostring(text))
	elseif data.action == "insidecar" then
		featureSpawnInsideCar = data.newstate
		drawNotification("Spawn Into Vehicle: "..tostring(text))
	elseif data.action == "infront" then
		featureSpawnCarInFront = data.newstate
		drawNotification( "Spawn vehicle in front: " .. tostring( text ) )
	end

	if(cb)then cb("ok") end
end)



RegisterNUICallback("vehspawn", function(data, cb)
	local playerPed = GetPlayerPed(-1)
	local x, y, z
	local vehicle

	if ( featureSpawnCarInFront ) then
		x, y, z = table.unpack( GetOffsetFromEntityInWorldCoords( playerPed, 0.0, 7.5, 0.0 ) )
	else
		x, y, z = table.unpack( GetEntityCoords( playerPed, true ) )
	end

	local heading = GetEntityHeading(playerPed)

	if data.action == "input" then
		local result = requestInput("", 60)

		if result then
			vehicle = SpawnVehicle(GetHashKey(string.upper(result)), x, y, z, heading, playerPed)
			UpdateVehicleFeatureVariables( vehicle )
		end
		return
	end

	local playerVeh = GetVehiclePedIsIn(playerPed, true)
	local vehhash = GetHashKey(data.action)

	vehicle = SpawnVehicle(vehhash, x, y, z, heading, playerPed)

	UpdateVehicleFeatureVariables( vehicle )

	if ( cb ) then cb( "ok" ) end
end)