#!/bin/bash
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# ░▓ author ▓ xero <x@xero.nu>
# ░▓ code   ▓ http://code.xero.nu/dotfiles
# ░▓ mirror ▓ http://git.io/.files
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usage() {
	printf "${0##*/} <action> <direction>\n" >&2
	exit 1
}

action=$1
direction=$2

[ -z "$action" ] || [ -z "$direction" ] && usage
case $action in
	focus)
		waitron window_cardinal_focus "$direction"
		xdotool mousemove $(wattr "xywh" $(pfw) | awk '{x=$1+($3/2); y=$2+($4/2); print x, y}')
	;;
	monocle)
		waitron window_monocle
		read -r x y w h <<<$(wattr xywh $(pfw))
		waitron window_resize_absolute "$w" "$h"
		waitron window_move_absolute "$x" "$y"
	;;
	mvmon)
		GAP=60
		MON=$(pfd)
		MX=$(dattr x "$MON")
		MY=$(dattr y "$MON")
		NEXT=
		NEXTX=
		PREV=
		PREVX=

		while read -r DISP; do
			DH=$(dattr h "$DISP")
			DX=$(dattr x "$DISP")
			DY=$(dattr y "$DISP")
			[ "$DX" -gt "$MX" ]&&{
				NEXT=$DISP
				NEXTX=$DX
				[ "$MY" -gt "$DH" ] && NEXTY=$DY || NEXTY=$MY
			}
			[ "$DX" -lt "$MX" ]&&{
				PREV=$DISP
				PREVX=$DX
				[ "$MY" -gt "$DH" ] && PREVY=$DY || PREVY=$MY
			}
		done <<<"$(lsd)"

		case $direction in
			next)
				test "$NEXT" && waitron window_move_absolute $(((NEXTX+GAP))) $(((NEXTY+GAP)))
			;;
			prev)
				test "$PREV" && waitron window_move_absolute $(((PREVX+GAP))) $(((PREVY+GAP)))
			;;
			*)
				usage
			;;
		esac
	;;
	*)
		usage
	;;
esac