Conditional workflow form fields fix

entity/WorkflowTask_entity/WorkflowTask_entity.aod

@@ -31,6 +31,7 @@
     </entityField>
     <entityField>
       <name>FORMRESULT</name>
+      <onValueChange>%aditoprj%/entity/WorkflowTask_entity/entityfields/formresult/onValueChange.js</onValueChange>
     </entityField>
     <entityField>
       <name>NAME</name>

entity/WorkflowTask_entity/entityfields/formresult/onValueChange.js

+import("system.result");
+import("system.vars");
+import("system.workflow");
+import("system.neon");
+
+var taskId = vars.get("$field.UID");
+var newResult = vars.get("$local.value");
+var oldResult = vars.get("$field.FORMRESULT");
+
+if (newResult && newResult !== oldResult)
+{
+    /*
+     * fieldListeners = all fields that are used inside a visibility expression
+     * -> if one of these fields is changed, set the new FORMDEFINITION
+     */
+    var fieldListeners = JSON.parse(workflow.getFormFieldListeners(taskId));
+    newResult = newResult ? JSON.parse(newResult) : {};
+    oldResult = oldResult ? JSON.parse(oldResult) : {};
+    var isRefreshRequired = fieldListeners.some(function (fieldId)
+    {
+        return newResult[fieldId] !== oldResult[fieldId];
+    });
+    if (isRefreshRequired)
+        neon.setFieldValue("$field.FORMDEFINITION", workflow.getFormProperties(taskId, newResult));
+}