import { DNSRegistrar__factory } from '../generated/factories/DNSRegistrar__factory'
import { FNSArgs } from '..'

/*
 * 0x2f435428 -> interfaceId for latest IDNSRegistrar
 * 0x17d8f49b, 0x1aa2e641 -> interfaceId for claims method of older DNSRegistrar
 * */
const DNSSEC_CLAIM_INTERFACE_IDS = ['0x2f435428', '0x17d8f49b', '0x1aa2e641']

export default async function (
  { getOwner, provider }: FNSArgs<'getOwner' | 'provider'>,
  name: string,
): Promise<boolean> {
  try {
    const labels = name.split('.')
    const tld = labels[labels.length - 1]

    if (tld === 'ftm') return true

    const tldOwner = await getOwner(tld, { contract: 'registry' })
    if (!tldOwner?.owner) return false

    const dnsRegistrar = DNSRegistrar__factory.connect(
      tldOwner.owner,
      provider!,
    )

    const supports = await Promise.all(
      DNSSEC_CLAIM_INTERFACE_IDS.map((interfaceId) =>
        dnsRegistrar.supportsInterface(interfaceId),
      ),
    )

    return supports.some((s) => !!s)
  } catch {
    return false
  }
}