发送加密付款：XPayLabs 付款 API 指南

import crypto from "crypto";

const GATEWAY_URL = "http://your-gateway:3010";
const MERCHANT_TOKEN = process.env.XPAYLABS_TOKEN;

function signRequest(data) {
  return crypto
    .createHmac("sha256", MERCHANT_TOKEN)
    .update(JSON.stringify(data), "utf8")
    .digest("hex");
}

async function createPayout({ amount, symbol, chain, receiveAddress, orderId }) {
  const data = { amount, symbol, chain, receiveAddress, orderId };

  const payload = {
    sign: signRequest(data),
    timestamp: Math.floor(Date.now() / 1000),
    nonce: crypto.randomUUID(),
    data,
  };

  const response = await fetch(`${GATEWAY_URL}/v1/order/createPayout`, {
    method: "POST",
    headers: { "Content-Type": "application/json" },
    body: JSON.stringify(payload),
  });

  const result = await response.json();
  if (result.code !== 200) throw new Error(result.msg);

  return result.data;
}

// 在 TRON 上向外部地址发送 50 USDT
const payout = await createPayout({
  amount: "50.00",
  symbol: "USDT",
  chain: "TRON",
  receiveAddress: "TYourExternalAddress...",
  orderId: "payout_001",
});

console.log(`付款已创建: ${payout.orderId}`);

async function getPayoutStatus(orderId, token) {
  const response = await fetch(
    `${GATEWAY_URL}/v1/order/status/${orderId}`,
    { headers: { "Content-Type": "application/json" } }
  );
  const result = await response.json();
  return result.data;
}

// 轮询直到完成
const status = await getPayoutStatus("payout_001");
console.log(status.status); // "PENDING", "PENDING_CONFIRMATION", "SUCCESS", "FAILED"
if (status.transaction) {
  console.log(`TxID: ${status.transaction.txid}`);
}