random/bluetooth-toggle

#!/bin/bash

# Toggles bluetooth on a Linux system. Make sure that you have bluetoothctl installed.
# I use it with a shortcut.
#

BLUETOOTH_DEVICE=$(bluetoothctl list | grep dongle | awk '{print $2}')
if [ -z $BLUETOOTH_DEVICE ]; then
    BLUETOOTH_DEVICE=$(bluetoothctl list | head -1 | awk '{print $2}')
else
    BLUETOOTH_DEVICE_OTHER=$(bluetoothctl list | grep internal | awk '{print $2}')
	echo -e "select $BLUETOOTH_DEVICE_OTHER\npower off" | bluetoothctl
fi

if [ $(bluetoothctl show $BLUETOOTH_DEVICE | grep Powered | grep -c yes) == 1 ]; then
	echo -e "select $BLUETOOTH_DEVICE\npower off" | bluetoothctl
else
	if [ $(rfkill --output-all | grep bluetooth | grep -c blocked) != 0 ]; then
		rfkill unblock bluetooth
	fi
	echo -e "select $BLUETOOTH_DEVICE\npower on" | bluetoothctl
fi