Off-Exchange Settlement: Create Settlements - Partner (Without Disputes)

// 1. Get Signing Payload
curl -X GET http://$BITGO_EXPRESS_HOST/api/network/v1/enterprises/{enterpriseId}/partners/settlements-signing \
-H "Authorization: Bearer v123xyz..." \
-H "Content-Type: application/json" \
-d '{
  "externalId": "string",
  "notes": "string",
  "settlementAmounts": {
    "additionalProp": {
      "additionalProp": "string"
    }
  },
  "nonce": "string"
}'

// 2. Send Signed Settlement Payload
curl -X POST http://$BITGO_EXPRESS_HOST/api/network/v1/enterprises/{enterpriseId}/partners/settlements \
-H "Content-Type: application/json" \
-d '{
  "externalId": "idForSettlementAtPartner",
  "notes": "this is a settlement note",
  "settlementAmounts": {
    "09684b38-49ed-4cf6-a28e-c3a459494c69": {
      "BTC": "100",
      "ETH": "-200"
    },
    "136c1c69-8654-484f-8c5f-591b334a084f": {
      "XRP": "300",
      "BTC": "-400"
    }
  },
  "nonce": "1",
  "payload": "<payload string from step 1>",
  "signature": "<signature>"
}'

import superagent from 'superagent';
import { BitGoAPI } from '@bitgo/sdk-api';
import { coins } from '@bitgo/sdk-core';
require('dotenv').config({ path: '../../.env' });

const bitgo = new BitGoAPI({
  accessToken: process.env.TESTNET_ACCESS_TOKEN,
  env: 'test',
});

const coin = 'ofc';
bitgo.register(coin, coins.Ofc.createInstance);

function getWalletPwFromEnv(walletId: string): string {
  const name = `WALLET_${walletId}_PASSPHRASE`;
  const walletPw = process.env[name];
  if (walletPw === undefined) {
    throw new Error(`Could not find wallet passphrase ${name} in environment`);
  }
  return walletPw;
}

async function main() {
  const enterpriseId = '<YOUR_ENTERPRISE_ID>';
  const walletId = 'xyz123';
  const wallet = await bitgo.coin(coin).wallets().get({ id: walletId });
  const walletPassphrase = getWalletPwFromEnv(wallet.id());
  const tradingAccount = wallet.toTradingAccount();

  const settlementBody = {
    externalId: 'idForSettlementAtPartner',
    notes: 'this is a settlement note',
    settlementAmounts: {
      '09684b38-49ed-4cf6-a28e-c3a459494c69': {
        BTC: '100',
        ETH: '-200',
      },
      '136c1c69-8654-484f-8c5f-591b334a084f': {
        XRP: '300',
        BTC: '-400',
      },
    },
    nonce: '1',
  };

  // 1. Get Signing Payload
  const signingResponse = await superagent
    .get(`${process.env.BITGO_EXPRESS_HOST}/api/network/v1/enterprises/${enterpriseId}/partners/settlements-signing`)
    .set('Authorization', `Bearer ${process.env.TESTNET_ACCESS_TOKEN}`)
    .set('Content-Type', 'application/json')
    .send(settlementBody);

  const { payload } = signingResponse.body;

  // 2. Sign the payload
  const signature = tradingAccount.signPayload({
    payload,
    walletPassphrase,
  });

  // 3. Send Signed Settlement Payload
  const settlementResponse = await superagent
    .post(`${process.env.BITGO_EXPRESS_HOST}/api/network/v1/enterprises/${enterpriseId}/partners/settlements`)
    .set('Content-Type', 'application/json')
    .send({
      ...settlementBody,
      payload,
      signature,
    });

  console.log('Settlement:', settlementResponse.body);
}