public IActionResult DeletePatientInvoiceReturnItem(long id)
        {
            PatientInvoiceReturnItem patientInvoiceReturnItem = Returnitem_repo.Find(id);

            if (patientInvoiceReturnItem == null)
            {
                return(NotFound());
            }

            Returnitem_repo.Delete(patientInvoiceReturnItem);
            return(Ok());
        }
 public IActionResult AddPatientInvoiceReturnItem([FromBody] PatientInvoiceReturnItem model)
 {
     Returnitem_repo.Add(model);
     return(new OkObjectResult(new { PatientInvoiceReturnItemID = model.PatientInvoiceReturnItemId }));
 }