using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace NTADCP
{
    class tools
    {
        //获取当前设备的所有端口号
        public static string[] GetSerialPort()
        {
            string[] ports = null;
            ports = System.IO.Ports.SerialPort.GetPortNames();
            return ports;
        }



        /// 16进制原码字符串转字节数组
        /// </summary>
        /// <param name="hexString">"AABBCC"或"AA BB CC"格式的字符串</param>
        /// <returns></returns>
        public static byte[] ConvertHexStringToBytes(string hexString)
        {
            hexString = hexString.Replace(" ", "");
            if (hexString.Length % 2 != 0)
            {
                throw new ArgumentException("参数长度不正确");
            }

            byte[] returnBytes = new byte[hexString.Length / 2];
            for (int i = 0; i < returnBytes.Length; i++)
            {
                returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2), 16);
            }

            return returnBytes;
        }

        /// <summary>
        /// //16转2方法
        /// </summary>
        /// <param name="hexString"></param>
        /// <returns></returns>
        public static string HexString2BinString(string hexString)
        {
            try
            {
                string result = string.Empty;
                foreach (char c in hexString)
                {
                    int v = Convert.ToInt32(c.ToString(), 16);
                    int v2 = int.Parse(Convert.ToString(v, 2));
                    // 去掉格式串中的空格，即可去掉每个4位二进制数之间的空格，
                    result += string.Format("{0:d4} ", v2);
                }
                return result;
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                throw;
            }

        }


        /// <summary> 
        /// 字节数组转16进制字符串 
        /// </summary> 
        /// <param name="bytes"></param> 
        /// <returns></returns> 
        public static string byteToHexStr(byte[] bytes)
        {
            string returnStr = "";
            if (bytes != null)
            {
                for (int i = 0; i < bytes.Length; i++)
                {
                    returnStr += bytes[i].ToString("X2");
                }
            }
            return returnStr;
        }


        public static string HexStringToString(string hs, Encoding encode)
        {
            StringBuilder strTemp = new StringBuilder();
            byte[] b = new byte[hs.Length / 2];
            for (int i = 0; i < hs.Length / 2; i++)
            {
                strTemp.Clear();
                strTemp.Append(hs.Substring(i * 2, 2));
                b[i] = Convert.ToByte(strTemp.ToString(), 16);
            }
            return encode.GetString(b);
        }

        #region 生成并保存本地文件

        static Dictionary<string, bool> Txt_Used = new Dictionary<string, bool>();

        /// <summary>
        /// 文件自动保存
        /// </summary>
        /// <param name="_file_name">文件名称</param>
        /// <param name="path">保存路径</param>
        /// <param name="logstring">文件内容</param>
        public static void AddLgoToTXT(string _file_name, string path, string logstring)
        {
            //检查是否存在该路径
            if (!System.IO.Directory.Exists(path))
            {
                Directory.CreateDirectory(path);
            }

            path = path + _file_name;
            //检查该路径下是否存在该文件
            if (!System.IO.File.Exists(path))
            {
                FileStream stream = System.IO.File.Create(path);
                stream.Close();
                stream.Dispose();
            }
            if (!Txt_Used.ContainsKey(path))
            {
                Txt_Used.Add(path, true);
            }
            else
            {
                if (Txt_Used[path])
                {
                    return;
                }
                else
                {
                    Txt_Used[path] = true;
                }
            }
            //[1]创建文件流 文件路径 和枚举类型的文件操作类型
            FileStream fs = new FileStream(path, FileMode.Append);
            //[2]创建写入器
            StreamWriter sw = new StreamWriter(fs);
            //[3]以流的方式写入数据
            sw.Write(logstring);
            //[4]关闭写入器
            sw.Close();
            //[5]关闭文件流
            fs.Close();
            Txt_Used[path] = false;
        }
        #endregion


        //十六进制转字符串
        public string ConvertHexToString(string HexValue, string separator = null)
        {
            HexValue = string.IsNullOrEmpty(separator) ? HexValue : HexValue.Replace(string.Empty, separator);
            StringBuilder sbStrValue = new StringBuilder();
            while (HexValue.Length > 0)
            {
                sbStrValue.Append(Convert.ToChar(Convert.ToUInt32(HexValue.Substring(0, 2), 16)).ToString());
                HexValue = HexValue.Substring(2);
            }
            return sbStrValue.ToString();
        }
        /// <summary>
        /// 将传入的byte数组  从指定位置倒置
        /// </summary>
        /// <param name="b"></param>
        /// <returns></returns>
        public static float bytetofloat(List<byte> b, int start)
        {
            return BitConverter.ToSingle(new byte[] { b[start + 3], b[start + 2], b[start + 1], b[start] }, 0);
        }

        public static int bytetoint(List<byte> b, int start, int len)
        {
            string a = "";
            for (int i = 0; i < len; i++)
            {
                a += b[start + i].ToString("X2");
            }
            return Convert.ToInt32(a, 16);
        }

        public static int ByteToInt16(List<byte> b, int start, int len)
        {
            string a = "";
            for (int i = 0; i < len; i++)
            {
                a += b[start + i].ToString("X2");
            }
            return Convert.ToInt16(a, 16);
        }

        /// <summary>
        /// 将一条十六进制字符串转换为ASCII
        /// </summary>
        /// <param name="hexstring">一条十六进制字符串</param>
        /// <returns>返回一条ASCII码</returns>
        public static string HexStringToASCII(string hexstring)
        {
            byte[] bt = HexStringToBinary(hexstring);
            string lin = "";
            for (int i = 0; i < bt.Length; i++)
            {
                lin = lin + bt[i] + " ";
            }


            string[] ss = lin.Trim().Split(new char[] { ' ' });
            char[] c = new char[ss.Length];
            int a;
            for (int i = 0; i < c.Length; i++)
            {
                a = Convert.ToInt32(ss[i]);
                c[i] = Convert.ToChar(a);
            }

            string b = new string(c);
            return b;
        }

        /**/
        /// <summary>
        /// 16进制字符串转换为二进制数组
        /// </summary>
        /// <param name="hexstring">用空格切割字符串</param>
        /// <returns>返回一个二进制字符串</returns>
        public static byte[] HexStringToBinary(string hexstring)
        {

            string[] tmpary = hexstring.Trim().Split(' ');
            byte[] buff = new byte[tmpary.Length];
            for (int i = 0; i < buff.Length; i++)
            {
                buff[i] = Convert.ToByte(tmpary[i], 16);
            }
            return buff;
        }



        #region  CRC校验
        private static readonly byte[] aucCRCHi = {
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
             0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
             0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
             0x00, 0xC1, 0x81, 0x40
         };
        private static readonly byte[] aucCRCLo = {
             0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06, 0x07, 0xC7,
             0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE, 0x0E,
             0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09, 0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9,
             0x1B, 0xDB, 0xDA, 0x1A, 0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC,
             0x14, 0xD4, 0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
             0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3, 0xF2, 0x32,
             0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4, 0x3C, 0xFC, 0xFD, 0x3D,
             0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A, 0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38,
             0x28, 0xE8, 0xE9, 0x29, 0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF,
             0x2D, 0xED, 0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
             0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60, 0x61, 0xA1,
             0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67, 0xA5, 0x65, 0x64, 0xA4,
             0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F, 0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB,
             0x69, 0xA9, 0xA8, 0x68, 0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA,
             0xBE, 0x7E, 0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
             0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71, 0x70, 0xB0,
             0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92, 0x96, 0x56, 0x57, 0x97,
             0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C, 0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E,
             0x5A, 0x9A, 0x9B, 0x5B, 0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89,
             0x4B, 0x8B, 0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
             0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42, 0x43, 0x83,
             0x41, 0x81, 0x80, 0x40
         };
        private static byte[] Crc16(byte[] pucFrame, int usLen)
        {
            int i = 0;
            byte crcHi = 0xFF;
            byte crcLo = 0xFF;
            UInt16 iIndex = 0x0000;

            while (usLen-- > 0)
            {
                iIndex = (UInt16)(crcLo ^ pucFrame[i++]);
                crcLo = (byte)(crcHi ^ aucCRCHi[iIndex]);
                crcHi = aucCRCLo[iIndex];
            }

            return new byte[] { crcLo, crcHi };
        }


        #endregion

        //获取当前程序运行路径
        private static string Save_Path = System.AppDomain.CurrentDomain.SetupInformation.ApplicationBase + @"数据采集\";
        public static void Logging(string message)
        {
            AddLgoToTXT("Log.txt", Save_Path + System.DateTime.Now.ToString("yyyy_MM_dd") + @"\", System.DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + " ---- " + message + "\r\n");
        }

        public static void Logging_data(string message)
        {
            AddLgoToTXT("原始报文.txt", Save_Path + System.DateTime.Now.ToString("yyyy_MM_dd") + @"\", System.DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss") + " ---- " + message + "\r\n");
        }

    }
}