Create mandatory_subcategory.js

Author: anjimuvva

Client-Side Components/Catalog Client Script/Mandatory Subcategory based on Category/mandatory_subcategory.js

@@ -0,0 +1,17 @@
+// Type: onChange
+// Table: incident
+// Field: category
+function onChange(control, oldValue, newValue, isLoading) {
+    if (isLoading || newValue == '') {
+        return;
+    }
+    
+    // Make subcategory mandatory when category is selected
+    if (newValue=="<category_name>") {
+        g_form.setMandatory('subcategory', true);
+        g_form.showFieldMsg('subcategory', 'Please select a subcategory', 'info');
+    } else {
+        g_form.setMandatory('subcategory', false);
+        g_form.hideFieldMsg('subcategory');
+    }
+}