uci-base/examples/four-in-one.mjs

import Base from  '../src/base'

const USOCKET = __dirname + '/sample.sock'

const basefuncs = {
  write: function(packet){
    packet.cmd='log'
    packet.response='return of write command'
    return packet
  },
  write2: function(packet){
    packet.cmd='log'
    packet.response='return of write2 command'
    return packet
  }
}

;
(async () => {

  const delay = time => new Promise(res=>setTimeout(()=>res(),time))

  // let app  = new Base({com:'us,uc,ts,tc', id:'example', path: USOCKET, log:false})
  let app  = new Base({sockets:'uc#c>n,us#s>n,tc#c>t,ts#s>t', id:'four-in-one'})

  app.amendPacketProcessing(basefuncs)

  await app.init()

  app.amendPacketProcessing('tc',{
    log: packet => {
      console.log('==============Packet returned to TCP consumer==========')
      console.dir(packet)
      console.log('===========================')
    }
  })

  app.registerPacketProcessor('ts',
    async function (packet) {
      packet.test = 'this went through custom tcp socket processor'
      if (!packet.cmd) return  {error: 'no command in packet', packet: packet }
      if (this.context) if (this.context[packet.cmd]) return await this.context[packet.cmd].bind(this.context)(packet)
      if (this[packet.cmd]) return await this[packet.cmd](packet)
      return  {error: 'no socket processing function supplied for command', packet: packet }
    })

  let packet = {}
  console.log('=============sending============')
  packet = {cmd:'echo', data:'some data to echo'}
  await app.send('tc',packet)

  app.registerPacketContext('ts',tcpfuncs)
  packet = {cmd:'write', data:'data to write'}
  await app.send(packet)
  await delay(500)
  app.amendPacketContext(
    {write: function(packet){
      packet.cmd='log'
      packet.response='return of AMMEDED write command'
      return packet
    }}
  )
  await delay(500)
  packet = {cmd:'write', data:'2ND data to write'}
  await app.sendIPC(packet)
  packet = {cmd:'write2', data:'data to write'}
  await app.sendTCP(packet)
  //
  await delay(2000)
  process.kill(process.pid, 'SIGTERM')


})().catch(err => {
  console.error('FATAL: UNABLE TO START SYSTEM!\n',err)
  process.kill(process.pid, 'SIGTERM')
})



const tcpfuncs = {
  write: function(packet){
    packet.cmd='log'
    packet.response='return of write command'
    packet.via = 'tcp write'
    return packet
  },
  write2: function(packet){
    packet.cmd='log'
    packet.response='return of write2 command'
    packet.via = 'tcp write2'
    return packet
  }
}