using System;
using System.Collections.Generic;
using System.IO.Ports;
using System.Text;

namespace RGBController2.Boards
{
    public class ArduinoBoard : IBoard
    {
        public bool Connected { get; }

        private SerialPort _serialPort;

        public ArduinoBoard(string portName, int baudRate = 9600)
        {
            Connected = false;
            _serialPort = new SerialPort();
            _serialPort.PortName = portName;
            _serialPort.BaudRate = baudRate;
            _serialPort.Open();
            if (_serialPort.IsOpen)
                Connected = true;
        }

        public void SetAllLeds(byte red, byte green, byte blue)
        {
            string command = "a";
            command += ByteToHexString(red);
            command += ByteToHexString(green);
            command += ByteToHexString(blue);
            command += ';';
            _serialPort.WriteLine(command);
        }

        public void TurnOffAllLeds()
        {
            string command = "a000000;";
            _serialPort.WriteLine(command);
        }

        private static string ByteToHexString(byte b)
        {
            StringBuilder hex = new StringBuilder(2);
            hex.AppendFormat("{0:x2}", b);
            return hex.ToString();
        }
    }
}