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#!/bin/sh
# Make sure given file is an image
[ -z "$1" ] && exit
[ ! -f "$1" ] && exit
[ -z "$(file "$1" | grep -o 'image data')" ] && exit
displays=$(wlr-randr --json | jq -r '.[] | select(.active) | .name')
# Same as above but use dmenu only if there are multiple displays
if [ "$(echo "$displays" | wc -l)" -gt 1 ]; then
selected="$(echo "$displays" | dmenu -w "$(xdotool getactivewindow)" -p " Select monitor:")"
else
selected="$displays"
fi
[ -z "$selected" ] && exit
src="$1"
extension="${1##*.}"
dest="$XDG_CONFIG_HOME/wallpapers/${selected}.$extension"
ln -sf "$src" "$dest" && notify-send -a "Wallpaper" -i "$src" "Changed monitor: $selected"
# Re-render all wallpapers
makewall
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