11.11移动支付购买

# 用户选择商品并点击支付
def on_pay_button_click(product_id):
    # 获取商品信息
    product_info = get_product_info(product_id)
    
    # 调用支付接口
    payment_result = call_payment_api(product_info)
    
    if payment_result == "SUCCESS":
        # 更新订单状态
        update_order_status(product_id, "PAID")
        show_payment_success_dialog()
    else:
        show_payment_failure_dialog(payment_result)

# 获取商品信息
def get_product_info(product_id):
    # 这里应该是从服务器获取商品信息的逻辑
    return {
        "product_id": product_id,
        "price": 100,  # 假设价格为100元
        "currency": "CNY"
    }

# 调用支付接口
def call_payment_api(product_info):
    # 这里应该是调用第三方支付平台的API进行支付的逻辑
    # 返回支付结果
    return "SUCCESS"  # 假设支付成功

# 更新订单状态
def update_order_status(product_id, status):
    # 这里应该是更新订单状态的逻辑
    pass

# 显示支付成功对话框
def show_payment_success_dialog():
    print("支付成功！")

# 显示支付失败对话框
def show_payment_failure_dialog(reason):
    print(f"支付失败，原因：{reason}")