public IActionResult DeleteFinanceSalesReturnDetail(long id)
        {
            FinanceSalesReturnDetail fin = RetDetail_repo.Find(id);

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

            RetDetail_repo.Delete(fin);
            return(Ok());
        }
 public IActionResult AddFinanceSalesReturnDetail([FromBody] FinanceSalesReturnDetail model)
 {
     RetDetail_repo.Add(model);
     return(new OkObjectResult(new { FinanceSalesReturnDetailID = model.FinanceSalesReturnDetailId }));
 }