server/AyaNova/models/ICoreBizObjectModel.cs

@@ -0,0 +1,19 @@
+using System.Collections.Generic;
+namespace AyaNova.Models
+{
+    /// <summary>
+    /// Interface for biz object models with standard fields
+    /// used for bulk operations etc
+    /// </summary>
+    internal interface ICoreBizObjectModel
+    {
+        public long Id {get;set;}
+        public uint Concurrency { get; set; }
+
+        public string Wiki { get; set; }
+        public string CustomFields { get; set; }
+        public List<string> Tags { get; set; }
+
+    }
+
+}

server/AyaNova/models/User.cs

@@ -6,7 +6,7 @@ using Newtonsoft.Json;
 namespace AyaNova.Models
 {
 
-    public class dtUser//used to return user object without auth related fields in UserGet route
+    public class dtUser : ICoreBizObjectModel//used to return user object without auth related fields in UserGet route
     {
         public dtUser()
         {
@@ -29,7 +29,7 @@ namespace AyaNova.Models
         public List<string> Tags { get; set; }
     }//eoc
 
-    public class User
+    public class User : ICoreBizObjectModel
     {
         public long Id { get; set; }
         public uint Concurrency { get; set; }

server/AyaNova/models/Widget.cs

@@ -9,7 +9,7 @@ namespace AyaNova.Models
 
     //NOTE: Any non required field (nullable in DB) sb nullable here, i.e. decimal? not decimal, otherwise the server will call it an invalid record if the field isn't sent from client
     //NOTE: In Widget DB schema only name and serial are not nullable
-    public class Widget
+    public class Widget : ICoreBizObjectModel
     {
         public long Id { get; set; }
         public uint Concurrency { get; set; }

server/AyaNova/models/WorkOrder.cs

@@ -7,7 +7,7 @@ namespace AyaNova.Models
 {
 
     //Data transfer no child collections
-    public class dtWorkOrder
+    public class dtWorkOrder : ICoreBizObjectModel
     {
         public dtWorkOrder()
         {
@@ -27,7 +27,7 @@ namespace AyaNova.Models
 
     }//eoc
 
-    public class WorkOrder
+    public class WorkOrder : ICoreBizObjectModel
     {
         public WorkOrder()
         {

server/AyaNova/models/WorkOrderItem.cs

@@ -5,7 +5,7 @@ using Newtonsoft.Json;
 
 namespace AyaNova.Models
 {
-    public class dtWorkOrderItem
+    public class dtWorkOrderItem : ICoreBizObjectModel
     {
         public dtWorkOrderItem()
         {
@@ -23,7 +23,7 @@ namespace AyaNova.Models
         public long WorkOrderId { get; set; }
     }//eoc
 
-    public class WorkOrderItem
+    public class WorkOrderItem : ICoreBizObjectModel
     {
         public WorkOrderItem()
         {

server/AyaNova/models/WorkOrderItemExpense.cs

@@ -4,7 +4,7 @@ using Newtonsoft.Json;
 
 namespace AyaNova.Models
 {
-    public class WorkOrderItemExpense
+    public class WorkOrderItemExpense 
     {
          public WorkOrderItemExpense()
         {