Update app.py

app.py

@@ -436,29 +436,12 @@ def load_main_data_source():
 
 
 
-
-def refresh_faiss_index(documents=None):
-    """
-    Refresh or initialize the FAISS index with updated documents.
-    """
-    try:
-        if documents is None or not isinstance(documents, list):
-            st.error("No valid documents provided to refresh the FAISS index.")
-            return
-
+def refresh_faiss_index():
+    combined_sources = load_main_data_source()
+    if combined_sources:
         embeddings = OpenAIEmbeddings()
-
-        # Initialize FAISS if it doesn't exist
-        if "faiss_db" not in st.session_state:
-            st.session_state["faiss_db"] = FAISS.from_documents(documents, embeddings)
-            st.success("FAISS database initialized.")
-        else:
-            # Add/Update specific documents in the index
-            st.session_state["faiss_db"].add_documents(documents, embeddings)
-            st.success("Documents added to FAISS database.")
-    except Exception as e:
-        st.error(f"Error refreshing FAISS index: {e}")
-
+        db_faiss = FAISS.from_documents(combined_sources, embeddings)
+        st.session_state["faiss_db"] = db_faiss
 
 
 def update_message_counter():