From 121b0c3b6a68ee7df4c31ef11780be0a07da0810 Mon Sep 17 00:00:00 2001
From: Ryan Schanzenbacher <ryan@rschanz.org>
Date: Tue, 7 Nov 2023 20:42:30 -0500
Subject: wallpaper daemon

---
 home-config/hypr/wallpaper-daemon.sh | 89 ++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100755 home-config/hypr/wallpaper-daemon.sh

(limited to 'home-config/hypr/wallpaper-daemon.sh')

diff --git a/home-config/hypr/wallpaper-daemon.sh b/home-config/hypr/wallpaper-daemon.sh
new file mode 100755
index 0000000..5f53d33
--- /dev/null
+++ b/home-config/hypr/wallpaper-daemon.sh
@@ -0,0 +1,89 @@
+#!/usr/bin/env bash
+
+# Script initialization
+rm /tmp/$USER-desktop-anim
+# Check if animated wallpapers exist, set env var if so
+# Sleep for swww init to finish
+sleep 3
+script_init() {
+    if [ `find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | wc -l` -gt 0 ]; then
+        echo "true" > /tmp/$USER-desktop-anim
+        ANIM_READY=true
+    else
+        # Download or bail here?
+        echo "no animations found, static only!"
+    fi
+}
+# check if on ac or battery
+check_if_ac() {
+    ON_AC=`cat /sys/class/power_supply/AC/online`
+    if [ $ON_AC -eq 1 ] && [ "$ANIM_READY" = true ]; then
+        echo "Anim"
+        init_anim
+    else
+        echo "Static"
+        init_static
+    fi
+}
+
+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
+    # This is hacky but sometimes we get into a race condition where the
+    # animated background will load anyways, so this will ensure we stay static
+    # until we definitely control swww and its state is known
+    sleep 60
+    swww img $IMG
+}
+
+init_anim() {
+    # Preload a static image until the animated one is ready
+    swww img --transition-step 255 `find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
+    sleep 2
+    IMG=`find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | sort -R | tail -n1`
+    echo $IMG >> /tmp/$USER-desktop-anim
+    swww img $IMG
+}
+
+begin_randomizer() {
+    while :; do
+        echo "Invoke selector"
+        sleep 3600
+        if [ `cat /sys/class/power_supply/AC/online` -eq 1 ] && [ `cat /tmp/$USER-desktop-anim | head -n1` == "true" ]; then
+            switch_check `find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | sort -R | tail -n1`
+        else
+            switch_check `find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
+        fi
+    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
+}
+
+script_init
+check_if_ac
+begin_randomizer &
+
+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 $(NF)}' |
+while read -r line; do
+    if [ "$line" == "true" ]; then
+        echo "switching to ac"
+        switch_check `find ~/.config/hypr/Wallpapers/animated/ -name '*.gif' | sort -R | tail -n1`
+    elif [ "$line" == "false" ]; then
+        echo "switching to bat"
+        switch_check `find ~/.config/hypr/Wallpapers/static/ -type f | sort -R | tail -n1`
+    fi
+done
-- 
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