hue_brightness_alter

#!/bin/bash

[[ $1 == "--debug" ]] || [[ $1 == "-d" ]] && . hue_debug
. hue_settings

connection_test

val=50
already_send="no"

convert_send() {
	
	bri="0x$(printf '%02x' "${val}")"

	echo ${val}
	echo ${bri}

	for lamp in ${array_lamps[@]}
	do
		dbus-send --print-reply --system --dest=org.bluez /org/bluez/hci0/dev_${lamp}/service0023/char0029 org.bluez.GattCharacteristic1.WriteValue array:byte:"${bri}" dict:string:variant:
	done

	echo
}

echo "brightness: [+/-/q] :" 

while read -s -n 1 bri 
do
	case ${bri} in
		+)
			((val+=5))

			if [[ $val -ge 254 ]]
			then
				val=254
				echo -e "${val} = maximum brightness\n"
				[[ ${already_send} == "no" ]] && convert_send
				already_send="yes"
			else
				convert_send
				already_send="no"
			fi
			;;
		-)
			((val-=5))

			if [[ $val -le 1 ]]
			then
				val=1
				echo -e "${val} = minimum brightness\n"
				[[ ${already_send} == "no" ]] && convert_send
				already_send="yes"
			else
				convert_send
				already_send="no"
			fi
			;;
		q)
			echo -e "bye bye (;-)\n"
			break
			;;
		*)
			echo -e "Please just use + or - or (q)uit.\n"
			;;
	esac

done

[[ $1 == "--debug" ]] || [[ $1 == "-d" ]] && characteristic_values