server/AyaNova/biz/UnitModelBiz.cs

@@ -73,15 +73,15 @@ namespace AyaNova.Biz
             }
             UnitModel newObject = new UnitModel();
             CopyObject.Copy(dbObject, newObject, "Wiki");
-            string newUniqueName = string.Empty;
+            string newUniqueModelNumber = string.Empty;
             bool NotUnique = true;
             long l = 1;
             do
             {
-                newUniqueName = Util.StringUtil.UniqueNameBuilder(dbObject.Name, l++, 255);
-                NotUnique = await ct.UnitModel.AnyAsync(z => z.Name == newUniqueName);
+                newUniqueModelNumber = Util.StringUtil.UniqueNameBuilder(dbObject.Number, l++, 255);
+                NotUnique = await ct.UnitModel.AnyAsync(z => z.Number == newUniqueModelNumber);
             } while (NotUnique);
-            newObject.Name = newUniqueName;
+            newObject.Number = newUniqueModelNumber;
             newObject.Id = 0;
             newObject.Concurrency = 0;
             await ct.UnitModel.AddAsync(newObject);
@@ -135,6 +135,17 @@ namespace AyaNova.Biz
                     AddError(ApiErrorCode.CONCURRENCY_CONFLICT);
                 return null;
             }
+            catch (Microsoft.EntityFrameworkCore.DbUpdateException ex)
+            {
+                if (ex.InnerException != null && ex.InnerException.Message.Contains("unq_unitmodelnumbervendorid"))
+                {
+                    AddError(ApiErrorCode.VALIDATION_NOT_UNIQUE, "number", "Model number plus VendorId combination must be unique");
+                    return null;
+                }
+
+                throw;
+
+            }
             await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, dbObject.Id, BizType, AyaEvent.Modified), ct);
             await SearchIndexAsync(dbObject, false);
             await TagBiz.ProcessUpdateTagsInRepositoryAsync(ct, dbObject.Tags, SnapshotOfOriginalDBObj.Tags);