added the onBefore script

as a .js file

Author: anurampalli

Server-Side Components/Transform Map Scripts/Global Variable in Transform Map/onBefore_transform_script.js

@@ -0,0 +1,36 @@
+(function runTransformScript(source, map, log, target /*undefined onStart*/) {
+  // Name split
+  if (source.u_full_name) {
+    var parts = source.u_full_name.trim().split(/\s+/);
+    target.first_name = parts[0];
+    if (parts.length > 1) {
+      target.last_name = parts.slice(1).join(" ");
+    }
+  }
+
+  // Email normalize
+  if (source.u_email) {
+    target.email = source.u_email.toString().toLowerCase();
+  }
+
+  // Manager mapping
+  var managerMap = this.managerMap;
+  gs.info("manager map: " + managerMap);
+  if (source.u_manager_email && managerMap) {
+    var managerEmail = source.u_manager_email.toString().toLowerCase();
+    var managerSysId = managerMap[managerEmail];
+    gs.info("TM HR User Dump managerSysId: " + managerSysId);
+
+    if (managerSysId) {
+      target.manager = managerSysId;
+    } else {
+      log.warn(
+        "Manager email not found: " +
+          managerEmail +
+          " for user " +
+          source.u_full_name
+      );
+      target.manager = ""; // optional: blank manager instead of error
+    }
+  }
+})(source, map, log, target);