#!/bin/sh

# In LARBS, ~/.config/wall.png is the location of the system wallpaper.  This
# script, if given an argument, moves it there.  This script without an
# argument sets ~/.config/wall.png as the wallpaper, which is required on login
# if you don't want a black screen.
# you can set a random walpaper from your walpapers directory just set the wp_dir to the path of your wallpapers directory

wp_dir=~/pictures/Wallpapers
randbg(){\
	bg_list=($wp_dir/*)
	n=${#bg_list[@]}
	n=$((RANDOM%n))
	rand_bg=$(basename ${bg_list[$n]})
}

[ -n "$1" ] && cp "$1" ~/.config/wall.png && notify-send -i "$HOME/.config/wall.png" "Wallpaper changed."

[ -z "$1" ] && [ -d "$wp_dir" ] && randbg && cp $wp_dir/$rand_bg ~/.config/wall.png 

# If pywal is installed, use it.
type wal >/dev/null && { wal -c ;
	wal -s -i ~/.config/wall.png -o ~/.config/wal/postrun;
	xsetroot -name "fsignal:xrdb";
	killall dwmblocks;
	setsid dwmblocks >/dev/null 2>&1 & }

xwallpaper --zoom ~/.config/wall.png