JsonNode: (draft14) adding headers to empty card

src/main/java/kz/arta/synergy/astdev/custom_bp/Main.java

@@ -115,8 +115,6 @@ public class Main implements MessageListener {
             // Configure ObjectMapper
             OBJECT_MAPPER.configure(DeserializationConfig.Feature.FAIL_ON_UNKNOWN_PROPERTIES, false);
             
-            constructTableHeader();
-            
             // SOURCE FORM: Получение данных исходной формы (той, по которой запущен маршрут)
             URL sourceFormURL = new URL(SYNERGY_ADDRESS + "/rest/api/asforms/data/" + SOURCE_FORM_DATA_UUID);
             String sourceFormDataAsString = synergyApiGetString(sourceFormURL);
@@ -287,6 +285,20 @@ public class Main implements MessageListener {
             tableDataNodesList.add(n5);
             tableDataNodesList.add(n6);
             tableDataNodesList.add(n7);
+        } else {
+            // get root data node, it is our target
+            AsNode rootDataNode = findNode(targetFormData, "data");
+            // construct new "table" node
+            AsNode newDataNode = new AsNode();
+            List<AsNode> header = constructTableHeader();
+            // pushing fields to new node
+            newDataNode.setId("table");
+            newDataNode.setType("appendable_table");
+            newDataNode.setKey("");
+            newDataNode.setData(header);
+            
+            
+
         }
     }