using System;
using System.Threading;
using MECF.Framework.Simulator.Core.Driver;

namespace EfemDualSimulator.Devices
{
    class AdTecGeneratorMockPMA : SerialPortDeviceSimulator
    {
        public enum GeneratorStatus
        {
            Unknown,
            OFF,
            ON,
            ERROR
        }

        public  GeneratorStatus _simGeneratorStatus;
        private const string EOF = "\r";
        private const char MSG_DELIMITER = '_';
        private const string MOCKUP_PORT = "COM37";

    
        public AdTecGeneratorMockPMA(string com) : base(com, -1, EOF, MSG_DELIMITER)
        {
            _simGeneratorStatus = GeneratorStatus.Unknown;
        }

        protected override void ProcessUnsplitMessage(string message)
        {
            if (string.IsNullOrEmpty(message))
                throw new ArgumentException("Hardware command message is invalid");

            string sRes = string.Empty;

            if (message.Contains(EOF))
            {
                message = message.Remove(message.Length - 1);
            }

            switch (message)
            {
            case "Q":
                if (_simGeneratorStatus == GeneratorStatus.ON)
                {
                    sRes = "2010000 12345 00900 00100 45678\r";
                }
                else if (_simGeneratorStatus == GeneratorStatus.OFF)
                {
                    sRes = "2000000 12345 00000 00000 45678\r";
                }
                break;
            case "G":
                _simGeneratorStatus = GeneratorStatus.ON;
                sRes = "\r";
                break;
            case "S":
                _simGeneratorStatus = GeneratorStatus.OFF;
                sRes = "\r";
                break;
                default:
                break;
            }

            //string[] strs = message.Split(MSG_DELIMITER);

            //Thread.Sleep(2 * 1000);

            sRes += "\r";
            OnWriteMessage(sRes);
        }
    }
}