using OCPPServer.Protocol;
using Packet.Cmd;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace OCPPServer
{
    public class ClientData
    {
        public byte[] _buffer = new byte[1024];
        public List<byte> bufferList = new List<byte>();
        public OCPPSession ClientSocket;

        public CmdHelper CmdHelper;

        public bool IsCheckIn { get; set; }

        public DateTime LastAccessDatetime { get; set; }

        /// <summary>
        /// 每個client有他自己的指令序號 2 byte
        /// </summary>
        private ushort _cmdSerNum = 0;

        /// <summary>
        /// 傳送的封包序號 1 byte
        /// </summary>
        private byte _serNum = 0;

        public string MachineId { get; set; }

        public Guid CustomerId { get; set; }
        public string CustomerName { get; set; }

        /// <summary>
        /// 客戶自訂的樁id
        /// </summary>
        public string MachineCustomId
        {
            get; set;
        }

        /// <summary>
        ///  Accepted:0, Pending:1, Rejected:2
        /// </summary>
        public bool RegistrationStatus  { get; set; }

        /// <summary>
        /// 0: 会员、1: 卡号、2:不识别
        /// </summary>
        public byte StartWith { get; set; }

        /// <summary>
        /// 充電/預約卡號、 36 bytes assic碼、不夠長度補'\0'
        /// </summary>
        public string ReservationCardNum { get; set; }

        /// <summary>
        /// Remote充電 
        /// </summary>
        public bool RemoteCharging { get; set; }

        public ClientData()
        {
            MachineCustomId = Guid.NewGuid().ToString();
            IsCheckIn = false;
            RegistrationStatus = false;
            StartWith = 2; /// 0: 会员、1: 卡号、2:不识别
            ReservationCardNum = "";
            RemoteCharging = false;  /// Remote充電  
            LastAccessDatetime = DateTime.Now;
        }

        public ClientData(OCPPSession clientSocket)
        {
            this.ClientSocket = clientSocket;
            MachineCustomId = Guid.NewGuid().ToString();
            RemoteCharging = false;  /// Remote充電 
            LastAccessDatetime = DateTime.Now;
        }

        /// <summary>
        /// 取得指令序號 0-65535
        /// </summary>
        /// <returns></returns>
        public ushort GetCmdSerNum()
        {
            if (_cmdSerNum == ushort.MaxValue)
                _cmdSerNum = 0;
            return ++_cmdSerNum;
        }

        /// <summary>
        /// 取得封包序號 1-255
        /// </summary>
        /// <returns></returns>
        public byte GetSerNum()
        {
            if (_serNum == byte.MaxValue)
            {
                _serNum = 0;
            }
            return ++_serNum;
        }

        public bool CheckClient()
        {
            return false;
        }
    }
}