import { getTranslations, setRequestLocale } from 'next-intl/server'
import { Link } from '@/i18n/navigation'
import { fulfillCheckoutSession } from '@/lib/fulfill'
import { isSessionPaid } from '@/lib/stripe'
import { fulfillSumUpCheckout } from '@/lib/sumup'
import { PageShell } from '@/components/PageShell'

export const dynamic = 'force-dynamic'

export default async function DPointsSuccessPage({
  params,
  searchParams,
}: {
  params: Promise<{ locale: string }>
  searchParams: Promise<{ provider?: string; session_id?: string; ref?: string }>
}) {
  const { locale } = await params
  setRequestLocale(locale)
  const t = await getTranslations('Points')
  const { provider, session_id, ref } = await searchParams

  // Entrega compartida con el webhook/return (idempotente vía reclamo atómico).
  let status: 'ok' | 'already' | 'error' = 'error'

  if (provider === 'sumup' && ref) {
    const r = await fulfillSumUpCheckout(ref)
    if (r.ok) status = 'ok'
    else if (r.paid) status = 'already'
  } else if (session_id) {
    const r = await fulfillCheckoutSession(session_id)
    if (r.ok) status = 'ok'
    else if (await isSessionPaid(session_id)) status = 'already'
  }

  return (
    <PageShell title={t('dpointsSuccess.title')}>
      <div className="box-content">
        <div className="body-box-content centered">
          {status === 'ok' ? (
            <span className="ok-form-response">{t('dpointsSuccess.paidOk')}</span>
          ) : status === 'already' ? (
            <span className="ok-form-response">{t('dpointsSuccess.alreadyPaid')}</span>
          ) : (
            <span className="red-form-response">{t('dpointsSuccess.error')}</span>
          )}
          <br />
          <br />
          <p>
            <Link href="/my-account">{t('dpointsSuccess.backToAccount')}</Link>
          </p>
        </div>
      </div>
    </PageShell>
  )
}
