init-client.ts

import {CoinbasePro} from '../index.js';

import 'dotenv-defaults/config';

export function initClient(): CoinbasePro {
  if (process.env.USE_SANDBOX === 'true') {
    console.info("Using Coinbase Pro's public sandbox with API key...");

    return new CoinbasePro({
      apiKey: process.env.COINBASE_PRO_SANDBOX_API_KEY!,
      apiSecret: process.env.COINBASE_PRO_SANDBOX_API_SECRET!,
      passphrase: process.env.COINBASE_PRO_SANDBOX_PASSPHRASE!,
      useSandbox: true,
    });
  } else if (process.env.USE_SANDBOX === 'false') {
    console.info("Using Coinbase Pro's production environment with API key...");

    return new CoinbasePro({
      apiKey: process.env.COINBASE_PRO_API_KEY!,
      apiSecret: process.env.COINBASE_PRO_API_SECRET!,
      passphrase: process.env.COINBASE_PRO_PASSPHRASE!,
      useSandbox: false,
    });
  }
  console.info("Using Coinbase Pro's production environment without API key...");

  return new CoinbasePro();
}