public async Task <ActionResult> AddSupplier(RequestWareSupplierRequest request) { var requestWare = _da.GetRequestWareById(request.RequestWareId); if (requestWare == null) { return(Json(new JsonMessage() { Erros = true, Message = "Request not exits" }, JsonRequestBehavior.AllowGet)); } //remove nha cung cap if (request.SupplierId == 0) { var requestSuppliers = _da.GetAllRequestWareByRequestWareId(requestWare.GID); foreach (var dnRequestWareSupplier in requestSuppliers) { dnRequestWareSupplier.IsDelete = true; } _da.Save(); return(Json(new JsonMessage(false, "Đã bỏ chọn NCC"))); } var requestWareSupplier = _da.GetRequestWareBySupplier(request.RequestWareId, request.SupplierId); if (requestWareSupplier != null) { return(Json(new JsonMessage() { Erros = true, Message = requestWareSupplier.DN_Supplier.Name + " đã được chọn" }, JsonRequestBehavior.AllowGet)); } var item = new DN_RequestWareSupplier() { RequestWareId = request.RequestWareId, SupplierId = request.SupplierId, Quantity = requestWare.Quantity ?? 0, IsDelete = false }; _da.AddRequestWareSupplier(item); _da.Save(); return(Json(new JsonMessage(false, "Đã thêm NCC"), JsonRequestBehavior.AllowGet)); }