Update app.py

app.py

@@ -578,6 +578,36 @@ def display_file_history_in_sidebar():
     st.sidebar.markdown("---")
     st.sidebar.markdown("### 📂 File History")
 
+    # Add Delete All and Download All buttons in a row
+    col1, col2 = st.sidebar.columns(2)
+    with col1:
+        if st.button("🗑️ Delete All"):
+            # Delete all files except README.md
+            for pattern in ["*.md", "*.mp3", "*.mp4"]:
+                for f in glob.glob(pattern):
+                    if f.lower() != "readme.md":
+                        try:
+                            os.remove(f)
+                        except Exception as e:
+                            st.warning(f"Error deleting {f}: {str(e)}")
+            st.rerun()
+    
+    with col2:
+        # Get all files for potential zip
+        md_files = [f for f in glob.glob("*.md") if f.lower() != "readme.md"]
+        mp4_files = glob.glob("*.mp4")
+        if md_files or mp4_files:
+            # Use last query if available, otherwise generic name
+            zip_name = "Download.zip"
+            if 'last_query' in st.session_state and st.session_state['last_query']:
+                zip_name = f"{clean_text_for_filename(st.session_state['last_query'])[:30]}.zip"
+            
+            if st.button("📦 Download All"):
+                with zipfile.ZipFile(zip_name, 'w') as z:
+                    for f in md_files + mp4_files:
+                        z.write(f)
+                st.sidebar.markdown(get_download_link(zip_name), unsafe_allow_html=True)
+
     # Gather all files
     md_files = glob.glob("*.md")
     mp3_files = glob.glob("*.mp3")
@@ -588,29 +618,8 @@ def display_file_history_in_sidebar():
         st.sidebar.write("No files found.")
         return
 
-    # Sort newest first
-    all_files = sorted(all_files, key=os.path.getmtime, reverse=True)
 
-    for f in all_files:
-        fname = os.path.basename(f)
-        ext = os.path.splitext(fname)[1].lower().strip('.')
-        emoji = FILE_EMOJIS.get(ext, '📦')
-        time_str = datetime.fromtimestamp(os.path.getmtime(f)).strftime("%Y-%m-%d %H:%M:%S")
-
-        with st.sidebar.expander(f"{emoji} {fname}"):
-            st.write(f"**Modified:** {time_str}")
-            if ext == "md":
-                with open(f, "r", encoding="utf-8") as file_in:
-                    snippet = file_in.read(200).replace("\n", " ")
-                if len(snippet) == 200:
-                    snippet += "..."
-                st.write(snippet)
-                st.markdown(get_download_link(f, file_type="md"), unsafe_allow_html=True)
-            elif ext in ["mp3","wav"]:
-                st.audio(f)
-                st.markdown(get_download_link(f, file_type=ext), unsafe_allow_html=True)
-            else:
-                st.markdown(get_download_link(f), unsafe_allow_html=True)
+
 
 # ─────────────────────────────────────────────────────────
 # 7. MAIN APP