fix filter serach bug

utils/filterable_dataframe.py

@@ -2,7 +2,6 @@ import streamlit as st
 
 
 
-
 def filterable_dataframe(df):
     # 多選框選擇需要篩選的列
     selected_columns = st.multiselect('Select columns to filter', options=df.columns)
@@ -14,12 +13,27 @@ def filterable_dataframe(df):
         with st.expander(f'Filter by {column}', expanded=True):
             if df[column].dtype == 'object':
                 unique_values = df[column].unique()
-                selected_values = st.multiselect(f'Select values for {column}', options=list(unique_values))
-                search_text = st.text_input(f'Search in {column}')
-                if search_text:
-                    selected_values = [value for value in selected_values if search_text.lower() in value.lower()]
-                if selected_values:
-                    filters[column] = selected_values
+                multiselect_value = st.multiselect(f'Select values for {column}', options=list(unique_values))
+                re_pattern = st.text_input(f'Search re pattern {column}')
+                
+                final_selected_values = []
+                if multiselect_value:
+                    final_selected_values.extend(multiselect_value)
+
+
+                if re_pattern:
+                    re_pattern = re.compile(re_pattern)
+                    match_value = [value for value in unique_values if re_pattern.search(value)]
+                    if match_value:
+                        final_selected_values.extend(match_value)
+                        # st.write('Match value:', match_value)
+                    else:
+                        st.write('No match value')
+                        final_selected_values.append('')
+
+                if final_selected_values:
+                    filters[column] = final_selected_values
+
             else:
                 min_value, max_value = df[column].min(), df[column].max()
                 selected_range = st.slider(f'Select range for {column}', min_value, max_value, (min_value, max_value))