chipmunkbot3/commands/client.js

const name = 'client'
const description = 'Creates and manages clients using minecraft-protocol.'
const usages = ['create <options (json)>', 'end <i>', 'write <i> <name> <data (json)>', 'list']
const aliases = ['client']
const enabled = true

const permLevel = 0

const mc = require('minecraft-protocol')
const clients = []
const sectionRegex = /\u00a7.?/g
const util = require('util')

function execute (bot, cmd, player, args, handler) {
  const subCmd = args.shift()

  switch (subCmd) {
    case 'create': {
        const options = { host: bot.host, port: bot.port, ...JSON.parse(args.join(' ').replace(sectionRegex, '')) }

        const client = mc.createClient(options)
        const idx = clients.length

        client.once('login', () => bot.core.run('minecraft:tellraw @a ' + JSON.stringify([{ text: client.username, color: bot.colors.primary }, ' logged in'])))

        client.on('end', () => {
          clients.splice(idx, 1)
          bot.core.run('minecraft:tellraw @a ' + JSON.stringify([{ text: client.username, color: bot.colors.primary }, ' ended']))
        })

        client.on('error', (err) => bot.core.run('minecraft:tellraw @a ' + JSON.stringify({ text: util.inspect(err).replace(/\n.*/g, ''), color: bot.colors.error })))

        clients.push(client)
      }
      break
    case 'end': {
        const stridx = args.join(' ').replace(sectionRegex, '')
        let idx = Number(stridx)
        if (!Number.isInteger(idx)) clients.forEach((client, cidx) => { if (client.username === stridx) idx = cidx })
        if (!Number.isInteger(idx)) throw new Error('Unknown client: ' + stridx)

        clients[idx].end()
        clients.splice(idx, 1)
      }
      break
    case 'write': {
        const stridx = args.shift().replace(sectionRegex, '')
        let idx = Number(stridx)
        if (!Number.isInteger(idx)) clients.forEach((client, cidx) => { if (client.username === stridx) idx = cidx })
        if (!Number.isInteger(idx)) throw new Error('Unknown client: ' + stridx)

        const name = args.shift()
        const data = JSON.parse(args.join(' ').replace(sectionRegex, ''))

        clients[idx].write(name, data)
      }
      break
    case 'list':
      bot.core.run('minecraft:tellraw @a ' + JSON.stringify({ text: 'Clients: ' + clients.map(client => client.username).join('\u00a7r, '), color: bot.colors.primary }))
      break
    default:
      throw new Error('Invalid or missing argument')
  }
}

module.exports = { name, description, usages, aliases, enabled, execute, permLevel }