app/client/socket/socket.actions.js


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import uuidv1 from 'uuid/v1'
import { socket } from './socket.connection'

export function run_system_command(opt) {
  return syscall_async('run_system_command', opt)
}
export function list_directory(opt) {
  return syscall_async('list_directory', opt).then(res => res.files)
}
export function run_script(opt) {
  return syscall_async('run_script', opt)
}
export const syscall_async = (tag, payload, ttl=10000) => {
  return new Promise( (resolve, reject) => {
    const uuid = uuidv1()
    const timeout = setTimeout(() => {
      socket.off('system_res', cb)
      reject('timeout')
    }, ttl)
    const cb = (data) => {
      if (!data.uuid) return
      if (data.uuid === uuid) {
        clearTimeout(timeout)
        socket.off('system_res', cb)
        resolve(data)
      }
    }
    socket.emit('system', { cmd: tag, payload, uuid })
    socket.on('system_res', cb)
  })
}