#!/bin/bash
sync_theme() {
	# Get the current system theme
	theme=$(xfconf-query -c xsettings -p /Net/ThemeName)
	# Find the best match for the xfwm4 theme that corresponds with the current system theme
	xfwm4_theme=$(find /usr/share/themes/ /usr/local/share/themes/ "$HOME"/.themes/ "$HOME"/.local/share/themes/ -mindepth 2 -maxdepth 2 -type d -name xfwm4 -printf '%h\n' 2>/dev/null | grep -o "/${theme}[^/]*$" | sort | head -n1)
	# If a match is not found then use the Default theme
	[ -z "$xfwm4_theme" ] && xfwm4_theme='Default'
	# Apply the xfwm4 theme
	xfconf-query -c xfwm4 -p /general/theme -n -t string -s "${xfwm4_theme#/}"
	# Apply the current theme with gsettings
	gsettings set org.gnome.desktop.interface gtk-theme "$theme"
}

sync_font() {
	# Get the current system font
	font=$(xfconf-query -c xsettings -p /Gtk/FontName)
	# Apply the same font for the title of xfce windows
	xfconf-query -c xfwm4 -p /general/title_font -n -t string -s "$font"
}

sync_theme
sync_font

while read -r line; do
	case "$line" in
		'set: /Net/ThemeName') sync_theme ;;
		'set: /Gtk/FontName') sync_font ;;
	esac
done < <(xfconf-query -c xsettings -m)