import gradio as gr
import random

def draw_lottery(max_number):
    return random.randint(1, max_number)

with gr.Blocks() as demo:
    # 班級座號最大值輸入框
    max_number_input = gr.Number(label="班級座號最大值", value=50)
    
    # 抽籤按鈕與結果顯示
    draw_button = gr.Button("抽籤")
    result_output = gr.Textbox(label="抽中的號碼", interactive=False)
    
    # 點擊按鈕時執行抽籤函數
    draw_button.click(fn=draw_lottery, 
                      inputs=max_number_input, 
                      outputs=result_output)

# 啟動介面
demo.launch()