import { multiaddr } from '@multiformats/multiaddr'

const defaultFilter = () => true

const isBrowser = () => typeof window !== 'undefined'

const connectIpfsNodes = async (ipfs1, ipfs2, options = {
  filter: defaultFilter
}) => {
  if (isBrowser()) {
    const relayId = '12D3KooWAJjbRkp8FPF5MKgMU53aUTxWkqvDrs4zc1VMbwRwfsbE'

    await ipfs1.libp2p.dial(multiaddr(`/ip4/127.0.0.1/tcp/12345/ws/p2p/${relayId}`))
    await ipfs2.libp2p.dial(multiaddr(`/ip4/127.0.0.1/tcp/12345/ws/p2p/${relayId}`))

    const a1 = multiaddr(`/ip4/127.0.0.1/tcp/12345/ws/p2p/${relayId}/p2p-circuit/p2p/${ipfs1.libp2p.peerId.toString()}`)
    const a2 = multiaddr(`/ip4/127.0.0.1/tcp/12345/ws/p2p/${relayId}/p2p-circuit/p2p/${ipfs2.libp2p.peerId.toString()}`)

    await ipfs2.libp2p.dial(a1)
    await ipfs1.libp2p.dial(a2)
  } else {
    await ipfs2.libp2p.peerStore.save(ipfs1.libp2p.peerId, { multiaddrs: ipfs1.libp2p.getMultiaddrs().filter(options.filter) })
    await ipfs2.libp2p.dial(ipfs1.libp2p.peerId)
  }

  return new Promise((resolve) => {
    setTimeout(() => {
      resolve()
    }, 1000)
  })
}

export default connectIpfsNodes