Update app.py

app.py

@@ -201,12 +201,23 @@ def main():
             for subdir in history.values():
                 show_download_links(subdir)
 
+
         if st.sidebar.button("🗑 Delete All"):
+            # Compose all_files
+            all_files = glob.glob("*.*")
+            all_files = [file for file in all_files if len(os.path.splitext(file)[0]) >= 10]  # exclude files with short names
+            all_files.sort(key=lambda x: (os.path.splitext(x)[1], x), reverse=True)  # sort by file type and file name in descending order
+
             for file in all_files:
                 os.remove(file)
             st.experimental_rerun()
             
         if st.sidebar.button("⬇️ Download All"):
+            # Compose all_files
+            all_files = glob.glob("*.*")
+            all_files = [file for file in all_files if len(os.path.splitext(file)[0]) >= 10]  # exclude files with short names
+            all_files.sort(key=lambda x: (os.path.splitext(x)[1], x), reverse=True)  # sort by file type and file name in descending order
+
             zip_file = create_zip_of_files(all_files)
             st.sidebar.markdown(get_zip_download_link(zip_file), unsafe_allow_html=True)
             file_contents=''