#!/bin/sh
if [ "$#" -ne 2 ]; then
	echo "Use: $0 images_path timeout_sec"
	exit
fi

IMG_PATH=$1
TIMEOUT=$2

until pids=$(pidof hyprpaper)
do
	sleep 0.1
done
sleep 1

while true; do
	hyprctl hyprpaper unload all
	if ! pidof Hyprland > /dev/null; then rm $XDG_RUNTIME_DIR/wallpaper_wait.pid; exit; fi
	new_wp=$(find ${IMG_PATH} -type f | shuf -n1)
	hyprctl hyprpaper preload $new_wp
	monitors_json=$(hyprctl monitors -j)
	monitors_count=$(echo $monitors_json | jq length)
	echo $monitors_count
	for i in $(seq 0 $(($monitors_count-1))); do
		monitor=$(echo $monitors_json | jq -r .[$i][\"name\"])
		hyprctl hyprpaper wallpaper "$monitor,$new_wp"
	done
	sleep $TIMEOUT &
	echo $! > $XDG_RUNTIME_DIR/wallpaper_wait.pid
	waitpid $!
done