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

namespace Ant.Common
{
    public class SocketCommTool
    {

        public static int ConvertDateTimeInt(System.DateTime time)
        {
            System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1));
            return (int)(time - startTime).TotalSeconds;
        }

        /// <summary>
        /// // 把字节型转换成十六进制字符串 
        /// </summary>
        /// <param name="InBytes"></param>
        /// <returns></returns>
        public static string ByteToString(byte[] InBytes)
        {
            string StringOut = "";
            foreach (byte InByte in InBytes)
            {
                StringOut = StringOut + String.Format("{0:X2} ", InByte);
            }
            return StringOut;
        }
        public string ByteToString(byte[] InBytes, int len)
        {
            string StringOut = "";
            for (int i = 0; i < len; i++)
            {
                string str16 = String.Format("{0:X2} ", InBytes[i]);
                StringOut = StringOut + str16;
            }
            return StringOut;
        }
        // 把十六进制字符串转换成字节型  
        public static byte[] StringToByte(string InString)
        {
            string[] ByteStrings;
            ByteStrings = InString.Split(" ".ToCharArray());
            byte[] ByteOut;
            ByteOut = new byte[ByteStrings.Length - 1];
            for (int i = 0; i == ByteStrings.Length - 1; i++)
            {
                ByteOut[i] = Convert.ToByte(("0x" + ByteStrings[i]));
            }
            return ByteOut;
        }

        public string ByteToASCII(byte[] InBytes)
        {

            string StringOut = "";
            foreach (byte InByte in InBytes)
            {
                string str = BitConverter.ToString(InBytes, 0, 2);
                //int iValue = Convert.ToInt32("0C", 16); // 16进制->10进制
                //int value = Convert.ToInt32(InByte.ToString(),16);
                byte[] bs = System.BitConverter.GetBytes(InByte); //int->byte[]
                string sValue = System.Text.Encoding.ASCII.GetString(bs).Substring(0, 1);
                string hexOutput = String.Format("{0:X}", InByte);
                StringOut = StringOut + sValue;
            }
            return StringOut;
        }
        /// <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 string StrToHex(string mStr) //返回处理后的十六进制字符串
        {
            return BitConverter.ToString(
            ASCIIEncoding.Default.GetBytes(mStr)).Replace("-", " ");
        } /* StrToHex */
        public string HexToStr(string mHex) // 返回十六进制代表的字符串
        {
            mHex = mHex.Replace(" ", "");
            if (mHex.Length <= 0) return "";
            byte[] vBytes = new byte[mHex.Length / 2];
            for (int i = 0; i < mHex.Length; i += 2)
                if (!byte.TryParse(mHex.Substring(i, 2), NumberStyles.HexNumber, null, out vBytes[i / 2]))
                    vBytes[i / 2] = 0;
            return ASCIIEncoding.Default.GetString(vBytes);
        } /* HexToStr */


        /// <summary>
        /// 十六进制转成数组
        /// </summary>
        /// <param name="mHex"></param>
        /// <returns></returns>
        public static byte[] HexTobyte(string mHex) // 返回十六进制代表的字符串
        {
            mHex = mHex.Replace(" ", "");
            byte[] vBytes = new byte[mHex.Length / 2];
            for (int i = 0; i < mHex.Length; i += 2)
                if (!byte.TryParse(mHex.Substring(i, 2), NumberStyles.HexNumber, null, out vBytes[i / 2]))
                    vBytes[i / 2] = 0;
            return vBytes;
        }
        /// <summary>   
        /// 16进制字符串转字节数组   
        /// </summary>   
        /// <param name="hexString"></param>   
        /// <returns></returns>   
        private static byte[] strToToHexByte(string hexString)
        {
            hexString = hexString.Replace(" ", "");
            if ((hexString.Length % 2) != 0)
                hexString += " ";
            byte[] returnBytes = new byte[hexString.Length / 2];
            for (int i = 0; i < returnBytes.Length; i++)
                returnBytes[i] = Convert.ToByte(hexString.Substring(i * 2, 2).Trim(), 16);
            return returnBytes;
        }

        /// <summary>   
        /// 从汉字转换到16进制   
        // </summary>   
        /// <param name="s"></param>   
        /// <param name="charset">编码,如"utf-8","gb2312"</param>   
        /// <param name="fenge">是否每字符用逗号分隔</param>   
        /// <returns></returns>   
        public static string ToHex(string s, string charset, bool fenge)
        {
            if ((s.Length % 2) != 0)
            {
                s += " ";//空格   
                         //throw new ArgumentException("s is not valid chinese string!");   
            }
            System.Text.Encoding chs = System.Text.Encoding.GetEncoding(charset);
            byte[] bytes = chs.GetBytes(s);
            string str = "";
            for (int i = 0; i < bytes.Length; i++)
            {
                str += string.Format("{0:X}", bytes[i]);
                if (fenge && (i != bytes.Length - 1))
                {
                    str += string.Format("{0}", ",");
                }
            }
            return str.ToLower();
        }

        /// <summary>
        /// 给车发送开锁还是锁车
        /// </summary>
        /// <param name="parkname">包名</param>
        /// <param name="state">状态</param>
        /// <returns></returns>
        public static string sendHalderHex(string parkname, int state)
        {
            var str = ""; string headstr = "FAAF"; string footstr = "FEEF";
            char[] values = parkname.ToCharArray();
            foreach (char letter in values)
            {
                int value = Convert.ToInt32(letter);
                str += String.Format("{0:X2}", value);
            }
            str += "000200";
            str += String.Format("{0:X2}", state);
            str = headstr + str + "00" + footstr;
            return str;
        }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="time"></param>
        /// <returns></returns>
        public static string sendCarInfo(int time)
        {
            var str = ""; string headstr = "FAAF"; string footstr = "FEEF";
            string parkname = "SB02";
            char[] values = parkname.ToCharArray();
            foreach (char letter in values)
            {
                int value = Convert.ToInt32(letter);
                str += String.Format("{0:X2}", value);
            }
            str += "000400";
            string s = Convert.ToString(time, 16).ToUpper();
            string s1 = s.Substring(0, 2);
            string s2 = s.Substring(2, 2);
            string s3 = s.Substring(4, 2);
            string s4 = s.Substring(6, 2);
            string ss = s4 + s3 + s2 + s1;
            //string s = time.ToString();
            str += ss;
            str = headstr + str + footstr;

            return str;
        }


        /// <summary>   
        /// 从16进制转换成汉字   
        /// </summary>   
        /// <param name="hex"></param>   
        /// <param name="charset">编码,如"utf-8","gb2312"</param>   
        /// <returns></returns>   
        public static string UnHex(string hex, string charset)
        {
            if (hex == null)
                throw new ArgumentNullException("hex");
            hex = hex.Replace(",", "");
            hex = hex.Replace("/n", "");
            hex = hex.Replace("//", "");
            hex = hex.Replace(" ", "");
            if (hex.Length % 2 != 0)
            {
                hex += "20";//空格   
            }
            // 需要将 hex 转换成 byte 数组。   
            byte[] bytes = new byte[hex.Length / 2];

            for (int i = 0; i < bytes.Length; i++)
            {
                try
                {
                    // 每两个字符是一个 byte。   
                    bytes[i] = byte.Parse(hex.Substring(i * 2, 2),
                    System.Globalization.NumberStyles.HexNumber);
                }
                catch
                {
                    // Rethrow an exception with custom message.   
                    throw new ArgumentException("hex is not a valid hex number!", "hex");
                }
            }
            System.Text.Encoding chs = System.Text.Encoding.GetEncoding(charset);
            return chs.GetString(bytes);
        }
    }
}