server/AyaNova/biz/WidgetBiz.cs

@@ -107,6 +107,46 @@ namespace AyaNova.Biz
             return ret;
         }
 
+        /*
+        OLD PUT CODE
+          ////////////////////////////////////////////////////////////////////////////////////////////////
+                //UPDATE
+                //
+                internal async Task<Widget> PutAsync(Widget putObject)
+                {
+                    Widget dbObject = await ct.Widget.SingleOrDefaultAsync(z => z.Id == putObject.Id);
+                    if (dbObject == null)
+                    {
+                        AddError(ApiErrorCode.NOT_FOUND, "id");
+                        return null;
+                    }
+                    Widget SnapshotOfOriginalDBObj = new Widget();
+                    CopyObject.Copy(dbObject, SnapshotOfOriginalDBObj);
+                    CopyObject.Copy(putObject, dbObject, "Id");//can update serial
+                    dbObject.Tags = TagBiz.NormalizeTags(dbObject.Tags);
+                    dbObject.CustomFields = JsonUtil.CompactJson(dbObject.CustomFields);
+                    ct.Entry(dbObject).OriginalValues["Concurrency"] = putObject.Concurrency;
+                    await ValidateAsync(dbObject);
+                    if (HasErrors) return null;
+                    try
+                    {
+                        await ct.SaveChangesAsync();
+                    }
+                    catch (DbUpdateConcurrencyException)
+                    {
+                        if (!await ExistsAsync(putObject.Id))
+                            AddError(ApiErrorCode.NOT_FOUND);
+                        else
+                            AddError(ApiErrorCode.CONCURRENCY_CONFLICT);
+                        return null;
+                    }
+                    await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, dbObject.Id, BizType, AyaEvent.Modified), ct);
+                    await SearchIndexAsync(dbObject, false);
+                    await TagBiz.ProcessUpdateTagsInRepositoryAsync(ct, dbObject.Tags, SnapshotOfOriginalDBObj.Tags);
+                    await NotifyEventProcessor.HandlePotentialNotificationEvent(AyaEvent.Modified, dbObject, SnapshotOfOriginalDBObj);
+                    return dbObject;
+                }
+        */
         ////////////////////////////////////////////////////////////////////////////////////////////////
         //UPDATE
         //
@@ -118,6 +158,11 @@ namespace AyaNova.Biz
                 AddError(ApiErrorCode.NOT_FOUND, "id");
                 return null;
             }
+            if (dbObject.Concurrency != putObject.Concurrency)
+            {
+                AddError(ApiErrorCode.CONCURRENCY_CONFLICT);
+                return null;
+            }
 
             putObject.Tags = TagBiz.NormalizeTags(putObject.Tags);
             putObject.CustomFields = JsonUtil.CompactJson(putObject.CustomFields);