using System;
using System.Collections.Generic;
using Xylem.Common.Hardware.Interfaces.Ports.PortCore;

namespace Xylem.Common.Hardware.Interfaces.Protocols.TransmitProtocol
{
    public class LedTransmitProtocol : BaseTransmitProtocol
    {
        private readonly Byte? _protSyncByte = null;
        private const UInt16 ProtAddLength = 0;
        private readonly UInt16? _protLengthIndex = null;
        private const Int32 DefaultResponseTimeoutMs = 50;
        private Int32 _responseTimeoutMs = DefaultResponseTimeoutMs;
 
        private const UInt32 BaudRate = 115200;
        
        private readonly UInt32? _receiveBufferFlushThreshold = 1000;

        /// <inheritdoc />
        public override void SetResponseTimeout(Int32 responseTimeoutMs)
        {
            _responseTimeoutMs = responseTimeoutMs;
        }
        /// <inheritdoc />
        public override void SetDefaultResponseTimeout()
        {
            _responseTimeoutMs = DefaultResponseTimeoutMs;
        }
        public LedTransmitProtocol(String portName) : base (portName)
        {

        }
        public override TransmitPortSettings GetTransmitPortSettings()
        {
            return new TransmitPortSettings(_protSyncByte, _protLengthIndex, ProtAddLength, _responseTimeoutMs, BaudRate,
                _receiveBufferFlushThreshold);
        }

        public TransmitPortSettings GetTransmitPortSettings(UInt32 baudRate)
        {
            return new TransmitPortSettings(_protSyncByte, _protLengthIndex, ProtAddLength, _responseTimeoutMs, baudRate,
                _receiveBufferFlushThreshold);
        }

        /// <inheritdoc />
        public override List<Byte> DecodeDataForPhysicalLayer(String ident, Byte command, Byte[] payload, Boolean hideDataInLog = false)
        {
            throw new ApplicationException("Streaming port cannot send data");
        }

        /// <inheritdoc />
        public override List<Byte> DecodeDataForLogicLayer(String ident, List<Byte> rawData, Boolean hideDataInLog = false)
        {
            return rawData;
        }

        public override List<Byte> DecodeDataForPhysicalLayerUI1236(String ident, Byte[] payload, Boolean hideDataInLog = false) 
            => throw new ApplicationException("Streaming port cannot send data");
    }
}