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import { rpc, get_connected } from './rpc'

const io = require('socket.io-client')
const runner = require('./runner')

export const remote = io.connect(process.env.SOCKETIO_REMOTE)
remote.on('cmd', (data) => {
  if (! data.cmd) return console.log('malformed param...?')
  console.log('got', data.cmd)
  switch (data.cmd) {
    case 'set_param':
      if (! data.payload) return
      rpc.invoke(data.cmd, data.payload.key, data.payload.value, (err, res, more) => {
        console.log('sent param, got response', res)
      })
      break
    case 'get_params':
    case 'get_last_frame':
      rpc.invoke(data.cmd, (err, res, more) => {
        console.log('got params', res)
        remote.emit('res', {
          cmd: data.cmd,
          res: res,
        })
      })
      break
    default:
      rpc.invoke('send_command', data.cmd, data.payload || null, (err, res, more) => {
        console.log('sent command', res)
        remote.emit('res', {
          cmd: data.cmd,
          res: res,
        })
      })
      break
  }
})

remote.on('task', (data) => {
  let response;
  // console.log(data)
  console.log('task', data.type)
  switch(data.type) {
    case 'start':
      response = runner.run_task(data.task, data.preempt, data.watch)
      break
    case 'stop':
      response = runner.stop_task(data.task)
      break
    case 'add':
      break
    case 'remove':
      break
    case 'start_queue':
      break
    case 'stop_queue':
      break
    case 'list':
      break
    case 'set_priority':
      break
    default:
      response = { type: 'error', error: 'unknown task command' }
      break
  }
  if (response) {
    if (response.type) {
      remote.emit('task_res', response)
    } else {      
      remote.emit('task_res', { type: data.type, response })
    }
  }
})

remote.on('system', (data) => {
  console.log('system:', data.cmd)
  switch(data.cmd) {
    case 'run_system_command':
      runner.run_system_command(data.payload, (error, stdout, stderr) => {
        remote.emit('system_res', {
          type: 'command_output',
          cmd: data.payload,
          error, stdout, stderr
        })
      })
      break
    case 'get_status':
      remote.emit('system_res', {
        type: 'relay_status',
        rpc_connected: get_connected(),
        runner: runner.status(),
      })
      break
    default:
      remote.emit('system_res', { type: 'error', error: 'unknown system command' })
      break
  }
})