export const appConfig = () => ({
  port: parseInt(process.env.APP_PORT || '3010', 10),
  env: process.env.NODE_ENV || 'development',
  apiPrefix: process.env.API_PREFIX || 'api/v1',
})

export const databaseConfig = () => ({
  url: process.env.DATABASE_URL,
})

export const jwtConfig = () => ({
  secret: process.env.JWT_SECRET || 'default-jwt-secret-change-in-production',
  expiresIn: process.env.JWT_EXPIRES_IN || '7d',
})

export const redisConfig = () => ({
  host: process.env.REDIS_HOST || 'localhost',
  port: parseInt(process.env.REDIS_PORT || '6379', 10),
  password: process.env.REDIS_PASSWORD,
  db: parseInt(process.env.REDIS_DB || '9', 10),
})

export const configurations = [appConfig, databaseConfig, jwtConfig, redisConfig]