self-serve-integration-service/src/config/index.ts

Self-Serve Integration Service for managing multiple funder integrations including REST APIs, SOAP APIs, and UI automation

import dotenv from 'dotenv';
import { EnvironmentVariables } from '../types';

dotenv.config();

// Environment variables with type safety
const config: EnvironmentVariables = {
  PORT: process.env['PORT'] || '3003',
  NODE_ENV: process.env['NODE_ENV'] || 'development',
  DATABASE_URL: process.env['DATABASE_URL'] || '',
  JWT_PUBLIC_KEY: process.env['JWT_PUBLIC_KEY'] || undefined,
  JWT_ISSUER: process.env['JWT_ISSUER'] || 'self-serve-platform',
  JWT_AUDIENCE: process.env['JWT_AUDIENCE'] || 'self-serve-users',
  LOG_LEVEL: process.env['LOG_LEVEL'] || 'info',
  API_GATEWAY_URL: process.env['API_GATEWAY_URL'] || undefined,
  AUTH_SERVICE_URL: process.env['AUTH_SERVICE_URL'] || undefined,
};

// Validate required environment variables
const requiredEnvVars = ['DATABASE_URL'];

for (const envVar of requiredEnvVars) {
  if (!process.env[envVar]) {
    throw new Error(`Missing required environment variable: ${envVar}`);
  }
}

// Validate JWT configuration
if (!process.env['JWT_SECRET'] && !process.env['JWT_PUBLIC_KEY']) {
  console.warn(
    'Warning: Neither JWT_SECRET nor JWT_PUBLIC_KEY is configured. Authentication will fail.'
  );
}

export default config;