'use server'

import { unsubscribeByUserId } from '@/lib/marketing/preference'
import { marketingRequestMeta } from '@/lib/marketing/request-meta'
import { verifyUnsubscribeToken } from '@/lib/marketing/unsubscribe-token'

export async function previewUnsubscribeToken(token: string | null): Promise<{
  valid: boolean
}> {
  if (!token) return { valid: false }
  const payload = verifyUnsubscribeToken(token)
  return { valid: Boolean(payload) }
}

export async function confirmMarketingUnsubscribe(token: string): Promise<{
  ok: boolean
  already?: boolean
  invalid?: boolean
}> {
  const payload = verifyUnsubscribeToken(token)
  if (!payload) return { ok: false, invalid: true }
  const meta = await marketingRequestMeta()
  const result = await unsubscribeByUserId({
    userId: payload.userId,
    source: 'unsubscribe',
    meta,
  })
  if (!result.ok) return { ok: false, invalid: true }
  return { ok: true, already: result.already }
}