public SportNutritionClientsController(ISportNutritionClientService sportNutritionClientService, ISportNutritionOrderService sportNutritionOrderService) { _sportNutritionClientService = sportNutritionClientService ?? throw new ArgumentNullException(nameof(sportNutritionClientService)); _sportNutritionOrderService = sportNutritionOrderService ?? throw new ArgumentNullException(nameof(sportNutritionOrderService)); }