export type MailAddressAvailability = {
  available: boolean
  reason?: string
}

export async function checkMailAddressAvailability(
  local: string,
  domain: string
): Promise<MailAddressAvailability> {
  const params = new URLSearchParams({
    local,
    domain,
  })
  const res = await fetch(`/api/v1/mail/addresses/check?${params.toString()}`, {
    credentials: "include",
    headers: { Accept: "application/json" },
  })
  if (!res.ok) {
    throw new Error(`address check failed (${res.status})`)
  }
  return (await res.json()) as MailAddressAvailability
}