#!/usr/bin/env bash

source .utils
set -e

if [ -z `which hidapitester` ]; then
  bold "hidapitester command not found"
  echo "Download from https://github.com/todbot/hidapitester"
  exit 1
fi

print_usage() {
  blue "litractl - Control Litra Glow"
  echo " "
  underline "Usage:"
  echo "litractl [on / off]"
}

POS_ARGS=()
while test $# -gt 0; do
  case "$1" in
    -h|--help)
      print_usage
      exit 0
      ;;
    *)
      POS_ARGS+=(`echo $1`)
      shift
      ;;
  esac
done

if [[ "${POS_ARGS[0]}" == "on" ]]; then
  italic "Turning Litra Glow on... "
  hidapitester --vidpid 046D/C900 --open --length 20 --send-output 0x11,0xff,0x04,0x1c,0x01 &>/dev/null
elif [[ "${POS_ARGS[0]}" == "off" ]]; then
  italic "Turning Litra Glow off... "
  hidapitester --vidpid 046D/C900 --open --length 20 --send-output 0x11,0xff,0x04,0x1c &>/dev/null
else
  print_usage
fi