@firefly-exchange/firefly-client/examples/22-postOrderKMS.ts

The Firefly Client Library allows traders to sign, create, retrieve and listen to orders on Firefly Exchange.

/**
 * Posts an order to exchange VIA KMS. Creates the signed order and places it to exchange,
 * without requiring two separate function calls.
 */

/* eslint-disable no-console */
import { AwsKmsSigner } from "ethers-aws-kms-signer";
import {
  Networks,
  FireflyClient,
  MARKET_SYMBOLS,
  ORDER_SIDE,
  ORDER_TYPE,
} from "../index";

async function main() {
  // for keyId input the arn of the kms key that have to be used.
  const kmsSigner = new AwsKmsSigner({
    region: "ap-northeast-1",
    keyId: "arn:aws:kms:ap-northxxxxx",
  });

  const client = new FireflyClient(true, Networks.TESTNET_ARBITRUM, kmsSigner); // passing isTermAccepted = true for compliance and authorizarion
  await client.init();

  client.addMarket(MARKET_SYMBOLS.ETH);

  const ethLeverage = await client.getUserDefaultLeverage(MARKET_SYMBOLS.ETH);

  // KMS key provided will be used to sign this order and submit it to exchange
  const response = await client.postOrder({
    symbol: MARKET_SYMBOLS.ETH,
    price: 50,
    quantity: 0.5,
    side: ORDER_SIDE.BUY,
    leverage: ethLeverage,
    orderType: ORDER_TYPE.LIMIT,
  });

  console.log(response.data);
}

main().then().catch(console.warn);