dotenv dev, test live snippet

config.js

const path = require("path");
const dotenv = require("dotenv");

// Register envars for dev, test, live or local if available
switch(process.env.BACKEND_ENV) {
  case 'dev':
    dotenv.config({ path: path.resolve(process.cwd(), '.env.dev') })
  case 'test':
    dotenv.config({ path: path.resolve(process.cwd(), '.env.test') })
  case 'live':
    dotenv.config({ path: path.resolve(process.cwd(), '.env.live') })
  default:
    dotenv.config({ path: path.resolve(process.cwd(), '.env.local') })
}

const env = process.env.BACKEND_ENV;
const site = process.env.BACKEND_SITE;
// Use URL from .env if it exists, otherwise fall back on constructing
// Pantheon site URL
const url = process.env.WPGRAPHQL_URL || `https://${env}-${site}.pantheonsite.io/graphql`;

module.exports = {
  env: {
    backendUrl: url
  },
}