107 lines
3.7 KiB
Bash
107 lines
3.7 KiB
Bash
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#!/usr/bin/env bash
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# Script initialization
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# Check if animated wallpapers exist, set env var if so
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# Sleep for swww init to finish
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sleep 3
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script_init() {
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if [ `find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | wc -l` -gt 0 ]; then
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echo "true" > /tmp/$USER-desktop-anim
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ANIM_READY=true
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else
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# Download or bail here?
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echo "no animations found, static only!"
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fi
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}
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# check if on ac or battery
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check_if_ac() {
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ON_AC=`cat /sys/class/power_supply/AC/online`
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if [ $ON_AC -eq 1 ] && [ "$ANIM_READY" = true ]; then
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echo "Anim"
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init_anim
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else
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echo "Static"
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init_static
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fi
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}
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init_static() {
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# On battery or missing wallpapers, just load a random image
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IMG=`find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
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echo $IMG >> /tmp/$USER-desktop-anim
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swww img $IMG
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# This is hacky but sometimes we get into a race condition where the
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# animated background will load anyways, so this will ensure we stay static
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# until we definitely control swww and its state is known
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sleep 60
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swww img $IMG
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}
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init_anim() {
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# Preload a static image until the animated one is ready
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swww img --transition-step 255 `find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
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sleep 2
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IMG=`find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | sort -R | tail -n1`
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echo $IMG >> /tmp/$USER-desktop-anim
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swww img $IMG
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}
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begin_randomizer() {
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while :; do
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echo "Invoke selector"
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sleep 3600
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if [ `cat /sys/class/power_supply/AC/online` -eq 1 ] && [ `cat /tmp/$USER-desktop-anim | head -n1` == "true" ]; then
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switch_check `find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | sort -R | tail -n1`
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else
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switch_check `find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
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fi
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done
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}
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switch_check() {
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# Simply query what image is displayed and make sure we do not overwrite
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# it. This is more for animated wallpapers since it causes corruption
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CURRENT_FILE=`swww query | awk -F'/' '{print $NF}'`
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SELECTION=`echo $1 | awk -F'/' '{print $NF}'`
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if ! [ "$CURRENT_FILE" == "$SELECTION" ]; then
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# Update the file
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sed -i '2c'"$1" /tmp/$USER-desktop-anim
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# Set the background!
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swww img $1
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fi
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}
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check_load() {
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# If system is under stress, disable animated wallpaper. If not, allow them
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while :; do
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sleep 60
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ANIM_ENABLE=`cat /tmp/$USER-desktop-anim`
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LOAD=`cat /proc/loadavg | cut -d' ' -f1`
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if [ "$ANIM_ENABLE" == "true" ] && [ $LOAD -gt 8.00 ] && [ $ANIM_READY = true ]; then
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sed -i '1c\false' /tmp/$USER-desktop-anim
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switch_check `find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
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elif [ "$ANIM_ENABLE" == "false" ] && [ $LOAD -lt 8.00 ] && [ $ANIM_READY = true ]; then
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sed -i '1c\true' /tmp/$USER-desktop-anim
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switch_check `find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | sort -R | tail -n1`
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fi
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done
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}
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script_init
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check_if_ac
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begin_randomizer &
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check_load &
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dbus-monitor --system "interface='org.freedesktop.DBus.Properties',member='PropertiesChanged',sender=':1.2',path='/org/freedesktop/UPower/devices/line_power_AC'" 2>/dev/null | stdbuf -o0 awk -F' ' '/variant boolean/ {print $(NF)}' |
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while read -r line; do
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if [ "$line" == "true" ]; then
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echo "switching to ac"
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switch_check `find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | sort -R | tail -n1`
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elif [ "$line" == "false" ]; then
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echo "switching to bat"
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switch_check `find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
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fi
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done
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