update controllers logic

app/Http/Controllers/Api/Attendance/TeacherAttendanceApiController.php

@@ -33,10 +33,15 @@ class TeacherAttendanceApiController extends Controller
 
     public function form(Request $request): JsonResponse|TeacherAttendanceFormResource
     {
+        $guard = $this->authenticatedUserIdOrUnauthorized();
+        if ($guard instanceof JsonResponse) {
+            return $guard;
+        }
+
         try {
             return new TeacherAttendanceFormResource(
                 $this->queryService->teacherAttendanceFormData(
-                    auth()->id(),
+                    $guard,
                     (int)$request->query('class_section_id', 0)
                 )
             );
@@ -47,12 +52,30 @@ class TeacherAttendanceApiController extends Controller
 
     public function submit(TeacherSubmitAttendanceRequest $request): JsonResponse
     {
+        $user = auth()->user();
+        if ($user === null) {
+            return response()->json(['message' => 'Unauthorized.'], 401);
+        }
+
         try {
             return response()->json(
-                $this->attendanceService->submitTeacherAttendance(auth()->user(), $request->validated())
+                $this->attendanceService->submitTeacherAttendance($user, $request->validated())
             );
         } catch (Throwable $e) {
             return response()->json(['message' => $e->getMessage()], 422);
         }
     }
+
+    /**
+     * @return int|JsonResponse
+     */
+    private function authenticatedUserIdOrUnauthorized(): int|JsonResponse
+    {
+        $userId = (int) (auth()->id() ?? 0);
+        if ($userId <= 0) {
+            return response()->json(['message' => 'Unauthorized.'], 401);
+        }
+
+        return $userId;
+    }
 }