Toggle between single and dual screens

toggle.sh

#!/usr/bin/env bash

xrandr=$(xrandr)
count=$(echo "$xrandr" | grep " connected" | wc -l)

if [[ $count -eq 2 ]];
then
    # Dual configuration
    secondary=$(echo "$xrandr" | grep " connected" | grep -v "primary" | cut -d ' ' -f 1)
    xrandr --output eDP1 --primary --output $secondary --auto --left-of eDP1
else
    # Laptop configuration
    xrandr --output eDP1 --primary
fi;