_message -r $context
_message -r $curcontext
_message -r $state
_message -r $CURRENT
local -a commands
commands=(
  'build-disk:build a fuchsia disk for virtualbox'
  'create:create a fuchsia vm in virtualbox'
  "console:connect to the fuchsia vm's console"
  'start:start the fuchsia vm'
  'stop:stop the fuchsiavm'
)

if (( CURRENT == 2 )); then
  _describe -t commands 'fx box command' commands || compadd "$@"
else
  local curcontext="$curcontext"
  local cmd="${${commands[(r)$words[2]:*]%%:*}}"
  case "$cmd" in
    build-disk|create|console|off|stop|delete|reset)
      # no arguments
      ;;
    start)
      _arguments '--type:running mode:(gui sdl headless)'
      ;;
    off|stop)
      ;;
    *)
      _message "unknown fx box command: $words[2]"
      ;;
  esac
  if (( $#cmd )); then

  else
  fi
fi