updating

phase/Student_view/lesson.py

@@ -52,20 +52,25 @@ def _resolve_lesson_title_by_id(lesson_id: int) -> str:
 def _fetch_lesson_content_via_backend(lesson_id: int, topic_index: int, *,
                                       title: Optional[str] = None,
                                       topic_name: Optional[str] = None) -> Optional[str]:
-    """
-    Ask the backend lesson agent for the content of a topic.
-    Expected shape: { lesson_content | content }
-    """
     title = title or _resolve_lesson_title_by_id(lesson_id)
     module_id = str(lesson_id)
     topic = topic_name or f"Topic {int(topic_index)}"
 
-    resp = _api_post("/agents/lesson", {"lesson": title, "module": module_id, "topic": topic})
+    # Prefer the typed helper that already calls /lesson
+    try:
+        if hasattr(api, "fetch_lesson_content"):
+            return api.fetch_lesson_content(title, module_id, topic)
+    except Exception:
+        pass
+
+    # Fallback: call the correct route directly
+    resp = _api_post("/lesson", {"lesson": title, "module": module_id, "topic": topic})
     if isinstance(resp, dict):
         return resp.get("lesson_content") or resp.get("content")
     return None
 
 
+
 # --- Load external CSS ---
 def load_css(file_name):
     try: