Runs exiting commands (e.g. shutdown, lock, reboot, etc.) for i3 window manager using polkit.

i3exit

#!/usr/bin/env bash
#
# Runs exiting commands (e.g. shutdown, lock, reboot, etc.) for i3 window
# manager using polkit.
# This script is intended to be used with i3wm hotkey combinations.
# Usage: i3exit {lock|logout|suspend|hibernate|reboot|shutdown}

#######################################
# Lock screen in i3wm.
# Globals:
#   None
# Arguments:
#   None
# Returns:
#   None
#######################################
lock() {
  i3lock --image="/var/lib/AccountsService/icons/mubeen.png"
}

main() {
  case "$1" in
    lock) lock ;;
    logout) i3-msg exit ;;
    suspend) lock && systemctl suspend ;;
    hibernate) lock && systemctl hibernate ;;
    reboot) systemctl reboot ;;
    shutdown) systemctl poweroff ;;
    *)
      echo 'Usage: i3exit {lock|logout|suspend|hibernate|reboot|shutdown}'
      exit 2
  esac
  
  exit 0
}

main "$@"