config_sway/bin/sway_lock

#!/bin/bash
source $HOME/.config/sway/bin/sway_helpers
IMAGE=$HOME/.lockscreen.jpg
SCROT_APP=grim
SCROT_ARGS=" -t jpeg"
LOCK_APP=swaylock
LOCK_ARGS=" -f -c 000000 -i $IMAGE"
INHIBIT_FILE=$HOME/.inhibit_lock

function _clean() {
  rm -vf $IMAGE
}

function _lock() {
  _check_inhibit $INHIBIT_FILE
  $LOCK_APP $LOCK_ARGS
}

function _off() {
  swaymsg "output * dpms off"
}

function _on() {
  swaymsg "output * dpms on"
}

function _screenshot() {
  $SCROT_APP $SCROT_ARGS $IMAGE
  convert -blur 4x4 $IMAGE $IMAGE
}

## main
_log LOCK INFO args: $*
_check_app $LOCK_APP
_check_app $SCROT_APP

case "$1" in
  inhibit)
    _set_inhibit $INHIBIT_FILE $2
    ;;
  lock)
    _on
    _screenshot
    _lock
    # _clean
    ;;
  lockonly)
    _lock
    # _clean
    ;;
  off)
    _screenshot
    _off
    ;;
  on)
    _on
    # _clean
    ;;
  screenshot)
    _on
    _screenshot
    ;;
  *)
    echo "invalid argument \"$1\""
    echo "arguments: [inhibit [on|off]|lock|lockonly|off|on|screenshot]"
esac