#!/bin/sh
# Sets the background. 
# If given an argument with -u flag, will check the file from given url whether it is an image or not. If the file is an image then it sets the file as background. 
# Without -u flag, will set local file as backgound. 

if [ "$1" == "-u" ]; then
	type="$(curl -sI $2 | sed -En 's/^Content-Type: (.*)\/(.*)/\1/p')"
	if [ "$type" == "image" ]; then
		curl -o ~/.config/wall.png "$2"
		xwallpaper --maximize ~/.config/wall.png
	else
		echo "Not an image!"
	fi
else
	[ ! -z "$1" ] && cp "$1" ~/.config/wall.png && notify-send -i "$HOME/.config/wall.png" "Wallpaper changed."
	xwallpaper --maximize ~/.config/wall.png
fi