把猫咪云接入你的平台

const crypto = require("crypto");

const appId = process.env.MAOMIYUN_APP_ID;
const appSecret = process.env.MAOMIYUN_APP_SECRET;
const baseUrl = "https://maomiyun.com";

function encode(value) {
  return encodeURIComponent(value).replace(/[!'()*]/g, c =>
    `%${c.charCodeAt(0).toString(16).toUpperCase()}`
  );
}

async function request(method, pathname, query = {}, body = null, idempotencyKey = "") {
  const entries = Object.entries(query).sort(([ak, av], [bk, bv]) =>
    ak === bk ? String(av).localeCompare(String(bv)) : ak.localeCompare(bk)
  );
  const canonicalQuery = entries.map(([k, v]) => `${encode(k)}=${encode(v)}`).join("&");
  const rawBody = body == null ? "" : JSON.stringify(body);
  const timestamp = String(Math.floor(Date.now() / 1000));
  const nonce = crypto.randomBytes(18).toString("base64url");
  const bodyHash = crypto.createHash("sha256").update(rawBody).digest("hex");
  const canonical = [method.toUpperCase(), pathname, canonicalQuery, bodyHash, timestamp, nonce].join("\n");
  const signature = crypto.createHmac("sha256", appSecret).update(canonical).digest("hex");
  const url = `${baseUrl}${pathname}${canonicalQuery ? `?${canonicalQuery}` : ""}`;
  const response = await fetch(url, {
    method,
    headers: {
      "Content-Type": "application/json",
      "X-App-Id": appId,
      "X-Timestamp": timestamp,
      "X-Nonce": nonce,
      "X-Signature-Version": "v1",
      "X-Signature": signature,
      ...(idempotencyKey ? { "Idempotency-Key": idempotencyKey } : {})
    },
    body: rawBody || undefined
  });
  const result = await response.json();
  if (!response.ok) throw new Error(`${result.code}: ${result.message}`);
  return result.data;
}

request("GET", "/openapi/v1/account/balance").then(console.log);