Update app.py

app.py

@@ -70,10 +70,10 @@ def extract_text_from_pdfs(files):
 
 # Handle the query submission
 if submit_button:
-    if not query:
-        st.warning("⚠️ Please enter a query before submitting.")
-    elif not uploaded_files:
+    if not uploaded_files:
         st.warning("⚠️ Please upload at least one PDF file before submitting.")
+    elif not query:
+        st.warning("⚠️ Please enter a query before submitting.")
     else:
         try:
             # Extract text from uploaded PDFs