require "rmodbus"
require "ccutrer-serialport"
require './sms/sms'

mode = ARGV[0]&.strip
controller_id = ARGV[1]&.to_i
value = ARGV[2]&.to_i

begin
  ModBus::RTUClient.new("/dev/ttyUSB0", 9600) do |cl|
    cl.with_slave(controller_id) do |slave|
      regs = slave.holding_registers
      case mode
      when "temp"
        regs[2] = value
      when "power"
        regs[22] = value
      else
        # type code here
      end
      sleep 0.1
    end
  end
rescue
  error_message = "[#{Time.now}] #{mode} 실행 실패 (station_id: #{controller_id}, value: #{value})"
  res = Sms.send_one(
    {
      to:   '01062619801',
      from: '01062619801',
      text: error_message
    }
  )
  puts res
end