import { getEnvValue } from '@admin/actions/resend/get-env-value'
import { Resend } from 'resend'

let cachedClient: Resend | null = null
let cachedApiKey: string | null = null

export function getResendClient(): Resend | null {
  const apiKey = getEnvValue('BETTERSTART_RESEND_API_KEY')
  if (!apiKey) {
    return null
  }

  if (!cachedClient || cachedApiKey !== apiKey) {
    cachedClient = new Resend(apiKey)
    cachedApiKey = apiKey
  }

  return cachedClient
}