Update app.py

app.py

@@ -43,6 +43,21 @@ def load_song_file(filename):
         processed_sheet = process_chord_sheet(chord_sheet)
         st.markdown(processed_sheet, unsafe_allow_html=True)
 
+# Automatic save function
+def auto_save():
+    song_name = st.session_state['song_name']
+    artist_name = st.session_state['artist_name']
+    chord_sheet = st.session_state['chord_sheet']
+
+    # Display the character count
+    st.sidebar.write("Character Count:", len(chord_sheet))
+
+    if song_name and artist_name:
+        filename = f"{song_name} by {artist_name}.txt".replace(" ", "_")
+        with open(filename, "w") as file:
+            file.write(chord_sheet)
+        st.sidebar.success("Chord sheet auto-saved.")
+
 def main():
     st.title('🎵 Song Files')
     with st.expander("Select Song File", expanded=True):
@@ -56,15 +71,17 @@ def main():
             song_name, artist_name = "", ""
     col1, col2 = st.columns([4, 1])
     with col1:
-        song_name_input = st.text_input("🎵 Song Name", value=song_name)
-        artist_name_input = st.text_input("🎤 Artist Name", value=artist_name)
+        song_name_input = st.text_input("🎵 Song Name", key='song_name')
+        artist_name_input = st.text_input("🎤 Artist Name", key='artist_name')
 
         # Load chord sheet from selected file into the text area
-        chord_sheet_input = ""
         if selected_file:
             with open(selected_file, "r") as file:
                 chord_sheet_input = file.read()
-        chord_sheet_area = st.text_area("Chord Sheet", value=chord_sheet_input, height=300)
+                st.session_state['chord_sheet'] = chord_sheet_input
+            chord_sheet_area = st.text_area("Chord Sheet", value=chord_sheet_input, height=300, key='chord_sheet', on_change=auto_save)
+        else:
+            chord_sheet_area = st.text_area("Chord Sheet", height=300, key='chord_sheet', on_change=auto_save)
 
         # Save functionality
         if st.button("💾 Save", key="save_song"):