server/AyaNova/DataList/AyaDataList.cs

@@ -45,9 +45,7 @@ namespace AyaNova.DataList
         public Newtonsoft.Json.Linq.JArray GenerateListColumnsJSONFromListView(JArray listViewArray)
         {
 
-            //custom fields handling
+
-            var ct = AyaNova.Util.ServiceProviderProvider.DBContext;
-            var FormCustomization = ct.FormCustom.AsNoTracking().SingleOrDefault(x => x.FormKey == AyaType.Widget.ToString());
 
             var ListViewFieldKeys = GetFieldListFromListView(listViewArray);
 
@@ -145,6 +143,45 @@ namespace AyaNova.DataList
         //     return true;
         // }
 
+
+        //Find and return a dictionary of all custom fields definitions for all types in list
+        //used to build the column array and define specific type defined for custom fields so client datatable 
+        //knows how to format it
+        private Dictionary<string, JArray> GetCustomFieldDefinitionsForList()
+        {
+            Dictionary<string, JArray> ret = new Dictionary<string, JArray>();
+            //custom fields handling
+            foreach (AyaDataListFieldDefinition d in this.FieldDefinitions)
+            {
+                if (d.IsCustomField)
+                {
+                    //this relies on the convention I'm using of AyaType name as the first part of all custom fields lT keys, e.g.
+                    //WidgetCustom1 -> Widget
+                    var ayatypename = d.LtKey.Split("Custom")[0];
+                    if (!ret.ContainsKey(ayatypename))
+                    {
+                        //fetch it and set it
+                        using (var ct = AyaNova.Util.ServiceProviderProvider.DBContext)
+                        {
+                            var fc = ct.FormCustom.AsNoTracking().SingleOrDefault(x => x.FormKey == ayatypename);
+#if (DEBUG)
+                            if (fc == null)
+                            {
+                                throw new System.ArgumentNullException($"AyaDataList:GetCustomFieldDefinitionsForList, Custom field object type {ayatypename} has no FormCustom defined");
+                            }
+#endif
+                            if (fc != null)
+                                ret.Add(ayatypename, JArray.Parse(fc.Template));
+                        }
+
+                    }
+                }
+            }
+
+            return ret;
+
+        }
+
     }//eoc
 
 }//eons