Update app.py

app.py

@@ -89,14 +89,16 @@ with st.expander("Search and filter recipes"):
 with st.expander("Home bar"):
     # input home bar
     st.session_state.bar_df_edited = st.data_editor(st.session_state.bar_df, disabled=["ingredients"], hide_index=True)
-    
-    ingredients_joined = ingredients.join(st.session_state.bar_df_edited.set_index('ingredients'), on='ingredients')
-    ingredients_joined.replace({'have': {True: 1, False: 0}}, inplace=True)
-    pivot = ingredients_joined.groupby('name').agg(sum_needs_ingredients=('have', 'count'), sum_has_ingredients=('have', 'sum')).reset_index()
-    filter_1 = (pivot['sum_has_ingredients'] > 0) & (pivot['sum_needs_ingredients'] > 0)
-    filter_2 = pivot['sum_needs_ingredients'] == pivot['sum_has_ingredients']
-    filter_all = filter_1 & filter_2
-    st.session_state.filter_bar = pivot.loc[filter_all, 'name'].to_list()
+    if st.session_state.bar_df_edited['have'].sum() == 0:
+        st.session_state.filter_bar = recipes['name'].to_list()
+    else:
+        ingredients_joined = ingredients.join(st.session_state.bar_df_edited.set_index('ingredients'), on='ingredients')
+        ingredients_joined.replace({'have': {True: 1, False: 0}}, inplace=True)
+        pivot = ingredients_joined.groupby('name').agg(sum_needs_ingredients=('have', 'count'), sum_has_ingredients=('have', 'sum')).reset_index()
+        filter_1 = (pivot['sum_has_ingredients'] > 0) & (pivot['sum_needs_ingredients'] > 0)
+        filter_2 = pivot['sum_needs_ingredients'] == pivot['sum_has_ingredients']
+        filter_all = filter_1 & filter_2
+        st.session_state.filter_bar = pivot.loc[filter_all, 'name'].to_list()
     
     # st.button(label='Submit Bar', on_click=submit_bar)
     # st.button(label='Reset', on_click=reset_bar)