#!/bin/bash
#
#   Author:         Twily                                                        2015
#   Description:    Waits for the monitor 'off' state to turn back on and dim instead
#                   (use ~/scripts/screen-dim to toggle lights back up)
#   Require:        xset, xbacklight
#

function keepon() {
    xset dpms force on
    xset dpms 0 0 0 && xset -dpms && xset s off
    xbacklight -set 0
}

echo -e "keep-on: \033[1;33mWaiting for monitor 'off' state...\033[0m"

while true; do
    MON=$(xset -q|grep 'Monitor is')

    if [[ $MON == *Off* ]]; then
        keepon
        echo -e "keep-on: \033[1;32mMonitor turned back on...\033[0m"
        echo -e "keep-on: \033[1;32mDimming backlight to 0...\033[0m"
    fi

    sleep 1
done

exit 0