#!/bin/sh

# bspcDirectionFocus.sh: Directionally select node with same floating state
#
# Usage: bspcDirectionFocus.sh DIRECTION

usageMessage="Usage: bspcDirectionFocus.sh DIRECTION"

direction="$1"

if ! echo "$direction" | grep -Eq '(west)|(south)|(north)|(east)'; then
	echo "$usageMessage" 1>&2
	exit 1
fi

nodeStatus="$(bspc query -T -n)"
desktopStatus="$(bspc query -T -d)"

# If selected window is floating select floating in direction.

if echo "$nodeStatus" | grep -q '"state":"floating'; then
	bspc node --focus "$direction".floating

# Else if layout is monocle and north or south select previous or next local
# window in direction. North and south are chosen over west and east so they
# don't conflict when wanting to select a window in a different screen from a
# monocle layout screen.

elif echo "$desktopStatus" | grep -q '"layout":"monocle"' &&
	echo "$direction" | grep -Eq '(north)|(south)'; then
	if [ "$direction" = "north" ]; then
		bspc node --focus prev.local.window.!floating
	elif [ "$direction" = "south" ]; then
		bspc node --focus next.local.window.!floating
	fi

# Else select non-floating in direction.

else
	bspc node --focus "$direction".!floating
fi