public MakelaarsController(IMakelaarService makelaarService)
{
_makelaarService = makelaarService ?? throw new ArgumentNullException(nameof(makelaarService));
}
public MainService(IFundaClient fundaClient, IMakelaarService makelaarService)
{
this.makelaarService = makelaarService;
this.fundaClient = fundaClient;
}