Try Personio login with switched names after fail

app/apis/personio/PersonioApiController.ts

@@ -115,9 +115,20 @@ export async function initializePersonioApi(
   const mailAddress = `${username}@${DIGITALSERVICE_MAIL_DOMAIN}`;
   url.searchParams.set("email", mailAddress);
 
-  const employeeData = (await fetchWithPersonioAuth(
-    url,
-  )) as PersonioApiEmployees;
+  let employeeData = await fetchWithPersonioAuth(url);
+
+  if (!employeeData.success) {
+    // Try with switched first and last name
+    const [lastName, firstName] = username.split(".");
+    const mailAddress = `${firstName}.${lastName}@${DIGITALSERVICE_MAIL_DOMAIN}`;
+    url.searchParams.set("email", mailAddress);
+
+    employeeData = await fetchWithPersonioAuth(url);
+  }
+
+  if (!employeeData.success) {
+    throw new Error("Personio employee not found");
+  }
 
   const schedule =
     employeeData.data[0].attributes.work_schedule.value.attributes;

app/routes/login.tsx

@@ -63,6 +63,14 @@ export async function action({ request }: ActionFunctionArgs) {
       return json({
         message: "Login failed! Please check your username & password.",
       });
+    } else if (
+      error instanceof Error &&
+      error.message === "Personio employee not found"
+    ) {
+      return json({
+        message:
+          "Personio employee not found, make sure that your Troi username matches your Digitalservice email address.",
+      });
     } else {
       throw error;
     }