#!/bin/bash
# Credit where credit's due: https://github.com/Chrysostomus/rootmenu

#intented to allow resizing bspwm windows by dragging them from window gap. Requires rootmenu


focused="$(bspc query -N -n focused)"; [ "$focused" ] || exit
IFS=" " read -a window <<< $(wattr whxy $focused)
eval $(xdotool getmouselocation --shell)
# location of each side of focused window
miny=$(expr "${window[3]}" + 20)
maxy=$(expr "${window[3]}" + "${window[1]}" - 20)
minx=$(expr "${window[2]}" + 20)
maxx=$(expr "${window[2]}" + "${window[0]}" - 20)

# set final position to current or at most within window
XP=$X
[[ $XP -gt $maxx ]] && XP=$maxx
[[ $XP -lt $minx ]] && XP=$minx
YP=$Y
[[ $YP -lt $miny ]] && YP=$miny
[[ $YP -gt $maxy ]] && YP=$maxy

buttonrelease() {
	PAD_ID=$(xinput --list | grep -i -m 1 'touchpad' | grep -o 'id=[0-9]\+' | grep -o '[0-9]\+')
	MOUSE_ID=$(xinput --list | grep -i -m 1 'mouse' | grep -o 'id=[0-9]\+' | grep -o '[0-9]\+')
	STATE1=$(xinput --query-state $PAD_ID | grep 'button\[' | sort)
	while true; do
	    sleep 0.1
	    [[ "$PAD_ID" ]] && xinput --query-state $PAD_ID | grep -q 'button\[1\]=down' && continue
	    [[ "$MOUSE_ID" ]] && xinput --query-state $MOUSE_ID | grep -q 'button\[1\]=down' && continue
	    xdotool keyup super mouseup 3 && exit
	done
}
xdotool mousemove --sync $XP $YP keydown super mousedown 3

buttonrelease