guix-dotfiles/home-config/hypr/wallpaper-daemon.sh

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#!/usr/bin/env bash
# Script initialization
# Check if animated wallpapers exist, set env var if so
# Sleep for swww init to finish
init_static() {
# On battery or missing wallpapers, just load a random image
IMG=`find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
echo $IMG >> /tmp/$USER-desktop-anim
swww img $IMG
}
begin_randomizer() {
while :; do
sleep 3600
switch_check `find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
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done
}
switch_check() {
# Simply query what image is displayed and make sure we do not overwrite
# it. This is more for animated wallpapers since it causes corruption
CURRENT_FILE=`swww query | awk -F'/' '{print $NF}'`
SELECTION=`echo $1 | awk -F'/' '{print $NF}'`
if ! [ "$CURRENT_FILE" == "$SELECTION" ]; then
# Update the file
sed -i '2c'"$1" /tmp/$USER-desktop-anim
# Set the background!
swww img $1
fi
}
init_static
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begin_randomizer &