settings/scripts/move-window-to-other-display.sh

#!/usr/bin/env bash

set -ueo pipefail

# assuming that all displays are the same width
displayWidth=$(xdotool getdisplaygeometry | cut -d' ' -f1)

xPos=$(xdotool getactivewindow getwindowgeometry | grep Position: | cut -d: -f2 | cut -d, -f1 | tr -d ' ')

# don't ask questions about magic numbers
if [[ "${xPos}" -ge "${displayWidth}" ]]; then
    newXPos="-$((displayWidth + 3))"
else
    newXPos="$((displayWidth - 5))"
fi

# i don't know why the y value is offset, but it is what it is
xdotool getactivewindow windowmove --relative -- "${newXPos}" -50