#!/usr/bin/env bash
DMENU="rofi -dmenu -i"
XRANDR="xrandr"

set -e

displays=$(xrandr | awk -F ' ' '/ connected/ {print $1}')

echo "Found displays ${displays}"

# Prompt for display
chosen=$(echo ${displays} | tr " " "\n" | $DMENU -p "output")

# get action
action=$(printf "auto\noff" | $DMENU -p "action")

if [ "$action" = "off" ]; then
    set -x
    $XRANDR --output $chosen --off
    exit 0
fi

# Get position
where=$(printf "left-of\nright-of\nbelow\nabove\nsame" | $DMENU -p "position")

if [ "$where" = "same" ]; then
    set -x
    $XRANDR --output $chosen --auto
    exit 0
fi

other=$(echo ${displays} | tr " " "\n" | $DMENU -p "other")

set -x
$XRANDR --output $chosen --auto --${where} $other