Toggle mouse speed between two values using ratbag

toggle_mouse_speed

#!/bin/bash

SPEED_DEFAULT=1000
SPEED_OTHER=400

if ! [ -x "$(command -v ratbagctl)" ]; then
  echo 'Error: ratbag is not installed.' >&2
  echo 'Install with "pacman -S libratbag" or "apt-get install ratbagd"'
  exit 1
fi

MOUSENAME=`ratbagctl | awk -F: '{ print $1 }'`

echo "Using mouse '$MOUSENAME' for the script."

DPI=`ratbagctl $MOUSENAME dpi get | awk -Fd '{ print $1 }'`

echo "Currently '$DPI' DPI are set"

if (( $DPI == $SPEED_OTHER )); then
  echo "Setting DPI to $SPEED_DEFAULT"
  ratbagctl $MOUSENAME dpi set $SPEED_DEFAULT
else
  echo "Setting DPI to $SPEED_OTHER"
  ratbagctl $MOUSENAME dpi set $SPEED_OTHER
fi