battery function

.zshrc

battery() {

	if !ioreg > /dev/null 2>&1; then
		echo "ioreg not found. Exiting."
		return 1
	fi

	_ioreg=`ioreg -l`
	_profile=`system_profiler SPPowerDataType`

	MOUSE=`echo $_ioreg -l | grep -A 10 "Mouse" | grep '"BatteryPercent" =' | sed 's/[^0-9]*//g'`
	TRACKPAD=`echo $_ioreg -l | grep -A 10 "Track" | grep '"BatteryPercent" =' | sed 's/[^0-9]*//g'`
	KEYBOARD=`echo $_ioreg -l | grep -A 10 "Keyboard" | grep '"BatteryPercent" =' | sed 's/[^0-9]*//g'`
	CYCLE=`echo $_profile | grep "Cycle Count" | awk '{print $3}'`

	if [ -n "$MOUSE" ]; then
		echo "Mouse: "$MOUSE"%"
	fi

	if [ -n "$TRACKPAD" ]; then
		echo "Trackpad: "$TRACKPAD"%"
	fi

	if [ -n "$KEYBOARD" ]; then
		echo "Keyboard: "$KEYBOARD"%"
	fi

	if [ -n "$CYCLE" ] && [ "$CYCLE" -ne 0 ]; then
		echo "Mac battery "`echo $_profile | grep "State of Charge" | awk '{print $5}'`"%"
		echo "Charging: "`echo $_profile | grep "Charging" | head -n 1 | awk '{print $2}'`
		echo "Cycles: "$CYCLE
		echo "Condition: "`echo $_profile | grep "Condition" | awk '{print $2}'`
		echo "Health: "`echo $_profile | grep "Maximum Capacity" | awk '{print $3}'`
	fi
}