import tkinter as tk
import random

def draw_number():
    try:
        max_number = int(entry_max.get())
        if max_number <= 0:
            result_label.config(text="請輸入正確的座號最大值")
            return
        drawn_number = random.randint(1, max_number)
        result_label.config(text=f"抽中的號碼是：{drawn_number}")
    except ValueError:
        result_label.config(text="請輸入有效的數字")

# 創建主窗口
root = tk.Tk()
root.title("抽籤系統")

# 最大值輸入框
label_max = tk.Label(root, text="請輸入座號最大值:")
label_max.pack()

entry_max = tk.Entry(root)
entry_max.pack()

# 抽籤按鈕
draw_button = tk.Button(root, text="抽籤", command=draw_number)
draw_button.pack()

# 結果顯示
result_label = tk.Label(root, text="")
result_label.pack()

# 啟動主循環
root.mainloop()