错误处理

{
  "code": "0",
  "msg": "Success",
  "data": { ... }
}

Network timeout / E0001 / WaffoUnknownStatusError
    │
    ▼
Query using the original paymentRequestId
    │
    ├── PAY_SUCCESS found    → Update local status to success
    ├── ORDER_CLOSE found    → Update local status to failure
    └── Still unknown        → Wait for Webhook notification

import { WaffoUnknownStatusError, WaffoError } from '@waffo/waffo-node';

try {
  const response = await waffo.order().create(params);
  if (response.isSuccess()) {
    // code === "0"，处理成功
  } else {
    // API 返回错误码（如 A0003），可以安全处理为失败
  }
} catch (error) {
  if (error instanceof WaffoUnknownStatusError) {
    // 重要：支付可能已成功！先查询再决定
    const inquiry = await waffo.order().inquiry({ paymentRequestId });
    if (inquiry.isSuccess()) {
      const status = inquiry.getData().orderStatus;
      await updateOrderStatus(paymentRequestId, status);
    }
    // 如果查询也失败，等待 Webhook
  } else if (error instanceof WaffoError) {
    // 客户端错误（配置、签名），修复后可重试
    console.error('Client error:', error.errorCode, error.message);
  }
}