index.js

const Chalk = require('chalk')
const FriendDaemon = require('./lib/friends')
const repl = require('./repl')

module.exports = async function (opts) {
  opts = opts || {}
  console.log(Chalk.bold('...get by with a little help from your 👫👭👬'))
  const ctx = await getInitialCtx()
  console.log('Type "help" then <Enter> for a list of commands.')
  return repl(ctx, opts)
}

async function getInitialCtx () {
  const commands = require('./commands')

  const createFriendDaemon = async ipfs => {
    const friendDaemon = new FriendDaemon(ipfs)

    friendDaemon
      .on('message:share', ({ peerName, peerId, cid, shareName }) => {
        console.log(`🎁 ${peerName} shared ${shareName} ${cid}`)
      })
      .on('message:shared', ({ peerName, peerId, shareName }) => {
        console.log(`${peerName} got ${shareName} 🙌`)
      })
      .on('message:online', ({ peerName }) => {
        console.log(`${peerName} is here ✨🎷🐩`)
      })
      .on('message:offline', ({ peerName }) => {
        console.log(`${peerName} went away 👋`)
      })

    await friendDaemon.start()

    return friendDaemon
  }

  const onConfigUpdate = async (key, value) => {
    if (key === 'apiAddr') {
      const ipfs = require('ipfs-api')(value)
      const friendDaemon = await createFriendDaemon(ipfs)
      return { ipfs, friendDaemon }
    }
  }

  const apiAddr = (await commands.config({}, 'get', 'apiAddr')).out
  const ctx = await onConfigUpdate('apiAddr', apiAddr)

  return Object.assign(ctx, { commands, onConfigUpdate })
}