#!/bin/bash

info (){
	power=$(bluetoothctl show | grep Powered | awk '{print $2}' | sed 's/yes/on/g; s/no/off/g')
	count=$(bluetoothctl devices Connected | wc -l)
	echo "{\"power\": \"${power}\", \"count\": \"${count}\"}"
}

info
dbus-monitor "interface=org.blueman.Applet" | while read -r line; do
	info
done