#!/bin/zsh
# This script puts the monitors to sleep via dpms. 
# Sth in hyprland crashes and creates high gpu usage, if hyprpaper is running 
# when a monitor is being turned off and on again. 
# Therefore, we kill hyprpaper when turning the monitor off and start it again when turning it on.

export STATUS_FILE="$XDG_RUNTIME_DIR/display.status"

enable_display() {
    printf "true" >"$STATUS_FILE"
    hyprctl dispatch dpms on
    sleep 1
    exec hyprpaper
}

disable_display() {
    killall hyprpaper
    printf "false" >"$STATUS_FILE"
    hyprctl dispatch dpms off
}

if ! [ -f "$STATUS_FILE" ]; then
    disable_display
else
    if [ $(cat "$STATUS_FILE") = "true" ]; then
        disable_display
    elif [ $(cat "$STATUS_FILE") = "false" ]; then
        enable_display
    fi
fi