#!/bin/bash
PATHNAME=~/wallpaper/
cd $PATHNAME
date=`date +"%H"`

FOUND=-24

if [[ -f "last.txt" ]]; then
    source "last.txt"
else 
    LAST_WALLPAPER=-1
fi

until hyprctl -j monitors | grep -q " "
do
    sleep 0.1
done

for filename in $(ls *.{jpg,JPG,png,PNG} | sort -g)
do
    if (( ${filename%%.*} -date<=0 && ${filename%%.*} -date > ${FOUND%%.*} -date));then
		FOUND=$filename
		# if ((${FOUND%%.*}==-1));then
		# 	FOUND=-2
		# fi
	fi
	# LAST=$filename
done

echo $FOUND

sleep 1

if [[ "$LAST_WALLPAPER" != "$FOUND" || "$( hyprctl layers | grep hyprpaper )" == "" ]] ;then
    echo "change to $FOUND"
    hyprctl hyprpaper wallpaper ",$FOUND"
fi

echo "LAST_WALLPAPER=$FOUND" > last.txt