public IHttpActionResult PostCustomer([FromBody] CustomerDto customerDto) { if (!ModelState.IsValid) { return(BadRequest(ModelState)); } var customer = CustomerDto.ConvertToModel(customerDto); customer.DateOfBirth = DateTime.Now; _db.Customers.Add(customer); _db.SaveChanges(); return(CreatedAtRoute("DefaultApi", new { id = customer.Id }, customer)); }