adds waybar reload on config change

.config/hypr/config/autostart.conf

@@ -6,7 +6,7 @@ source = ~/.config/hypr/config/defaults.conf
 
 # Autostart wiki https://wiki.hyprland.org/0.45.0/Configuring/Keywords/#executing #
 
-exec-once = waybar &
+exec-once = /home/michaelb/.config/hypr/scripts/launch-waybar.sh &
 exec-once = blueman-applet &
 exec-once = fcitx5 -d &
 exec-once = mako &

.config/hypr/scripts/launch-waybar.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# start waybar if not started
+if ! pgrep -x "waybar" > /dev/null; then
+	waybar &
+fi
+
+# current checksums
+current_checksum_config=$(md5sum ~/.config/waybar/config)
+current_checksum_style=$(md5sum ~/.config/waybar/style.css)
+current_checksum_colors=$(md5sum ~/.config/waybar/colors-wallust.css)
+
+# loop forever
+while true; do
+	# new checksums
+	new_checksum_config=$(md5sum ~/.config/waybar/config)
+	new_checksum_style=$(md5sum ~/.config/waybar/style.css)
+    new_checksum_colors==$(md5sum ~/.config/waybar/colors-wallust.css)
+
+	# if checksums are different
+	if [ "$current_checksum_config" != "$new_checksum_config" ] || [ "$current_checksum_style" != "$new_checksum_style" ] || [ "$current_checksum_colors" != "$new_checksum_colors" ]; then
+		# kill waybar
+		killall waybar
+
+		# start waybar
+		waybar &
+
+		# update checksums
+		current_checksum_config=$new_checksum_config
+		current_checksum_style=$new_checksum_style
+		current_checksum_colors=$new_checksum_colors
+	fi
+done