public static string SaveChanges(string rows) { Dictionary <string, string> result = new Dictionary <string, string>() { { "saved", "" }, { "ids", "" }, { "error", "" } }; bool exists = false, saved = false; string ids = string.Empty, errorMsg = string.Empty, tempMsg = string.Empty; try { DataTable dtjson = (DataTable)JsonConvert.DeserializeObject(rows, (typeof(DataTable))); if (dtjson.Rows.Count == 0) { errorMsg = "Unable to save. An invalid list of changes was provided."; saved = false; } int id = 0, priorty = 0, dailyMeetings = 0, archive = 0; string allocationGroup = string.Empty, description = string.Empty, notes = string.Empty; HttpServerUtility server = HttpContext.Current.Server; //save foreach (DataRow dr in dtjson.Rows) { id = 0; allocationGroup = string.Empty; description = string.Empty; notes = string.Empty; priorty = 0; dailyMeetings = 0; archive = 0; tempMsg = string.Empty; int.TryParse(dr["ALLOCATIONGROUPID"].ToString(), out id); allocationGroup = Uri.UnescapeDataString(dr["ALLOCATIONGROUP"].ToString()); description = Uri.UnescapeDataString(dr["DESCRIPTION"].ToString()); notes = Uri.UnescapeDataString(dr["NOTES"].ToString()); int.TryParse(dr["PRIORTY"].ToString(), out priorty); int.TryParse(dr["DAILYMEETINGS"].ToString(), out dailyMeetings); int.TryParse(dr["ARCHIVE"].ToString(), out archive); if (string.IsNullOrWhiteSpace(allocationGroup)) { tempMsg = "You must specify a value for allocation group."; saved = false; } else { if (id == 0) { exists = false; saved = MasterData.AllocationGroup_Add(allocationGroup, description, notes, priorty, dailyMeetings == 1, archive == 1, out exists, out id, out tempMsg); if (exists) { saved = false; tempMsg = string.Format("{0}{1}{2}", tempMsg, tempMsg.Length > 0 ? Environment.NewLine : "", "Cannot add duplicate Allocation Group record [" + allocationGroup + "]."); } } else { saved = MasterData.AllocationGroup_Update(id, allocationGroup, description, notes, priorty, dailyMeetings == 1, archive == 1, out tempMsg); } } if (saved) { ids += string.Format("{0}{1}", ids.Length > 0 ? "," : "", id.ToString()); } if (tempMsg.Length > 0) { errorMsg = string.Format("{0}{1}{2}", errorMsg, errorMsg.Length > 0 ? Environment.NewLine : "", tempMsg); } } } catch (Exception ex) { LogUtility.LogException(ex); saved = false; errorMsg = ex.Message; } result["saved"] = saved.ToString(); result["error"] = errorMsg; return(JsonConvert.SerializeObject(result, Formatting.None)); }