using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using Core.StlMes.Client.LgResMgt.Mcms.entity;

namespace Core.StlMes.Client.LgResMgt.Mcms
{
    class TruckScaleProtocol : IProtocol
    {
        private CmmBaseProtocolEntity _cmmBaseProtocol;

        private int len = 0;

        private Dictionary<int, int> checkPositon = new Dictionary<int, int>();

        private int _dataLocaiton=0;

        private int _dataLen =0;

        private string dataType = "";

        private bool Valid = false;


        public TruckScaleProtocol(CmmBaseProtocolEntity cmmBaseProtocol)
        {
            _cmmBaseProtocol = cmmBaseProtocol;
            try
            {
                if (_cmmBaseProtocol != null)
                {
                    int position = 0;
                    if (cmmBaseProtocol.ListC != null && cmmBaseProtocol.ListC.Any())
                    {
                        foreach (var cmmBaseProtocolCEntity in cmmBaseProtocol.ListC)
                        {
                            len = len+ int.Parse(cmmBaseProtocolCEntity.DataLen.ToString3());
                            if ("1" == cmmBaseProtocolCEntity.DataType)
                            {
                                checkPositon.Add(position, int.Parse(cmmBaseProtocolCEntity.DataValue, NumberStyles.HexNumber));
                            }
                            else if ("3" == cmmBaseProtocolCEntity.DataType)
                            {
                                _dataLocaiton = position;
                                _dataLen =  int.Parse(cmmBaseProtocolCEntity.DataLen.ToString3());
                                dataType = cmmBaseProtocolCEntity.ValueType;
                            }

                            position = position + int.Parse(cmmBaseProtocolCEntity.DataLen.ToString3());
                            
                        }
                        Valid = true;
                    }


                }
            }
            catch (Exception)
            {
                Valid = false;
            }
        }

        public byte[] Framing(byte[] byteArray)
        {
            return null;
        }

        public DeframeType AnalaysData(List<byte> ReceiveData, out object Data,out List<byte> rightData )
        {
            Data = "";
            rightData = ReceiveData;

            if (!Valid) return DeframeType.WrongFrame;

            if (_cmmBaseProtocol == null) return DeframeType.UnKnow;

            HandleHead(ReceiveData);
            rightData = ReceiveData;
            if (ReceiveData.Count < len) return DeframeType.LengthLess;


            List<byte> dataArea = ReceiveData.Skip(_dataLocaiton).Take(_dataLen).ToList();
            rightData = ReceiveData.Take(len).ToList();
            ReceiveData.RemoveRange(0, len);
                Data = ("2"==dataType)?
                    Encoding.Default.GetString(dataArea.SkipWhile(p => p == 0x20).TakeWhile(p => p != 0x20).ToArray())
                    .Trim() : int.Parse(dataArea.Select(p=>p.ToString("X2")).Aggregate((a,b)=>a+b), NumberStyles.HexNumber).ToString();
                return DeframeType.RightFrame;
            return DeframeType.UnKnow;
        }

        private  void HandleHead(List<byte> ReceiveData)
        {
            while (ReceiveData.Count > 0 && !check(ReceiveData))
            {
                ReceiveData.RemoveAt(0);
            }
        }

        public bool check(List<byte> ReceiveData)
        {
            if (checkPositon == null || !checkPositon.Any()) return true;

            foreach (var keyValuePair in checkPositon)
            {
                if (ReceiveData[keyValuePair.Key] != keyValuePair.Value) return false;
            }
            return true;
        }
    }
}