Update app.py

app.py

@@ -57,13 +57,18 @@ if st.button("載入資料"):
     st.header(f"{selected_option} 資料")
     st.dataframe(df)
 
-    # Plotting the data
-    if selected_option == "溫室氣體":
-        fig = px.pie(df, names=df.columns[0], values=df.columns[1], title=f"Pie Chart for {selected_option}")
-    elif selected_option == "再生能源":
-        fig = px.bar(df, x=df.columns[0], y=df.columns[1], title=f"Bar Chart for {selected_option}")
-    elif selected_option == "董事會":
-        fig = px.bar(df, x=df.columns[0], y=df.columns[1], title=f"Bar Chart for {selected_option}")
+    # Column selection for visualization
+    x_col = st.selectbox("選擇類別欄位 (X 軸)", options=df.columns)
+    y_col = st.selectbox("選擇數值欄位 (Y 軸)", options=df.columns)
+
+    # Chart type selection
+    chart_type = st.radio("選擇圖表類型", ("圓餅圖", "柱狀圖"))
+
+    # Plotting the data based on user selection
+    if chart_type == "圓餅圖":
+        fig = px.pie(df, names=x_col, values=y_col, title=f"Pie Chart for {selected_option}")
+    elif chart_type == "柱狀圖":
+        fig = px.bar(df, x=x_col, y=y_col, title=f"Bar Chart for {selected_option}")
 
     # Apply custom font to the plot
     fig.update_layout(font_family="Taipei Sans TC Beta")