apps/vendor-{exchange}/src/
├── api/                           # API层
│   ├── client.ts                # HTTP客户端设置
│   ├── public-api.ts            # 公共API端点
│   ├── private-api.ts           # 私有API端点
│   └── types.ts                 # TypeScript类型定义
├── services/                     # 服务层
│   ├── accounts/                # 账户服务
│   │   └── perp.ts              # 永续账户信息
│   ├── orders/                  # 订单管理
│   │   ├── submitOrder.ts       # 订单提交
│   │   ├── cancelOrder.ts       # 订单取消
│   │   ├── modifyOrder.ts       # 订单修改
│   │   └── listOrders.ts         # 订单列表
│   ├── markets/                 # 市场数据
│   │   ├── quote.ts             # 实时报价
│   │   ├── product.ts           # 产品信息
│   │   ├── ohlc.ts              # K线数据
│   │   └── interest-rate.ts     # 利率数据
│   ├── account-actions-with-credential.ts  # 账户RPC
│   ├── order-actions-with-credential.ts     # 订单RPC
│   └── fill-history.ts          # 成交记录（如果支持）
├── utils.ts                      # 工具函数
├── sign.ts                       # 请求签名
├── index.ts                      # 主入口
├── cli.ts                        # CLI入口
├── AGENTS.md                     # Agent文档
├── SESSION_NOTES.md              # 会话记录
└── package.json                  # 依赖

import { createCache } from '@yuants/cache';

const CACHE_TTL = 60_000;

const metaCache = createCache<Map<string, AssetInfo>>(
  async () => {
    console.info(`[${formatTime(Date.now())}] 刷新交易所元数据缓存`);
    const data = await fetchExchangeMetadata();
    return processData(data);
  },
  { expire: CACHE_TTL },
);

export const getAssetInfo = async (symbol: string) => {
  const cache = await metaCache.query('meta');
  return cache.get(symbol);
};

export const submitOrder = async (credential: ICredential, order: IOrder) => {
  console.info(`[${formatTime(Date.now())}] 提交订单: ${order.product_id}`);

  try {
    const payload = buildOrderPayload(order);
    const result = await placeOrder(credential, payload);

    if (!result.status || result.status !== 'ok') {
      throw new Error(`订单提交失败: ${result.error}`);
    }

    const orderId = extractOrderId(result);
    console.info(`[${formatTime(Date.now())] 订单提交成功: ${orderId}`);
    return { order_id: `${orderId}` };
  } catch (error) {
    const errorMessage = error instanceof Error ? error.message : '未知错误';
    console.error(`[${formatTime(Date.now())}] 订单提交失败: ${errorMessage}`);
    throw new Error(`订单提交失败: ${errorMessage}`);
  }
};

import { provideOrderActionsWithCredential } from '@yuants/data-order';

provideOrderActionsWithCredential<ICredential>(
  Terminal.fromNodeEnv(),
  'EXCHANGE',
  {
    type: 'object',
    required: ['private_key', 'address'],
    properties: {
      private_key: { type: 'string' },
      address: { type: 'string' },
    },
  },
  {
    submitOrder,
    cancelOrder,
    modifyOrder,
    listOrders,
  },
);

console.info(`[${formatTime(Date.now())] 操作成功`);
console.error(`[${formatTime(Date.now())] 操作失败: ${error.message}`);

interface IExchangeResponse {
  status: string;
  data?: any;
  error?: string;
}

function validateResponse<T>(response: IExchangeResponse): T {
  if (response.status !== 'ok') {
    throw new Error(response.error || 'API调用失败');
  }
  return response.data as T;
}