using System;

using System.Collections.Generic;

using System.Globalization;

using System.Management;

using System.IO;

using System.Net;

using System.Net.NetworkInformation;

using System.Net.Sockets;

using System.Runtime.InteropServices;

using System.Text;

namespace HuaTong.General.Utility

{

    internal enum WmiType

    {

        Win32_Processor,

        Win32_PerfFormattedData_PerfOS_Memory,

        Win32_PhysicalMemory,

        Win32_NetworkAdapterConfiguration,

        Win32_LogicalDisk

    }

    /// <summary>

    /// 获取硬盘号和CPU号

    /// </summary>

    public class MachineNumber

    {

        static Dictionary<string, ManagementObjectCollection> WmiDict = new Dictionary<string, ManagementObjectCollection>();

        static MachineNumber()

        {

            var names = Enum.GetNames(typeof(WmiType));

            foreach (string name in names)

            {

                WmiDict.Add(name, new ManagementObjectSearcher("SELECT * FROM " + name).Get());

            }

        }

        /// <summary>

        /// 获取硬盘号码

        /// </summary>

        /// <returns></returns>

        public static string GetHardDiskNumber()

        {

            var query = WmiDict[WmiType.Win32_LogicalDisk.ToString()];

            //var collection = query.Get();

            string result = string.Empty;

            foreach (var obj in query)

            {

                result = obj["VolumeSerialNumber"].ToString();

                break;

            }

            return result;

        }

        /// <summary>

        /// 获取CPU号码

        /// </summary>

        /// <returns></returns>

        public static string GetCPUNumber()

        {

            var query = WmiDict[WmiType.Win32_Processor.ToString()];

            //var collection = query.Get();

            string result = string.Empty;

            foreach (var obj in query)

            {

                result = obj["Processorid"].ToString();

                break;

            }

            return result;

        }

        /// <summary>

        /// 获取内存编号

        /// </summary>

        /// <returns></returns>

        public static string GetMemoryNumber()

        {

            var query = WmiDict[WmiType.Win32_PhysicalMemory.ToString()];

            //var collection = query.Get();

            string result = string.Empty;

            foreach (var obj in query)

            {

                result = obj["PartNumber"].ToString();

                break;

            }

            return result;

        }

        /// <summary>

        /// 获取硬盘信息

        /// </summary>

        /// <returns></returns>

        public static string HardDiskInfo()

        {

            DriveInfo[] drives = DriveInfo.GetDrives();

            StringBuilder sr = new StringBuilder();

            foreach (DriveInfo drive in drives)

            {

                if (drive.IsReady)

                {

                    var val1 = (double)drive.TotalSize /  / ;

                    var val2 = (double)drive.TotalFreeSpace /  / ;

                    sr.AppendFormat("{0}:{2}/{3}MB/{4}MB/{1}%可用;",

                        drive.Name,

                        string.Format("{0:F2}", val2 / val1 * ),

                        drive.DriveFormat,

                        (long)val1,

                        (long)val2);

                }

            }

            return sr.ToString();

        }

        /// <summary>

        /// 获取操作系统信息

        /// </summary>

        /// <returns></returns>

        public static string OSInfo()

        {

            StringBuilder sr = new StringBuilder();

            sr.AppendFormat("机器名:{0};操作系统:{1};系统文件夹:{2};语言:{3};.NET:{4};当前目录:{5};当前用户:{6};",

                Environment.MachineName,

                Environment.OSVersion,

                Environment.SystemDirectory,

                CultureInfo.InstalledUICulture.EnglishName,

                Environment.Version,

                Environment.CurrentDirectory,

                Environment.UserName);

            return sr.ToString();

        }

        /// <summary>

        /// 获取网卡信息

        /// </summary>

        /// <returns></returns>

        //public static string NetworkInfo()

        //{

        //    StringBuilder sr = new StringBuilder();

        //    string host = Dns.GetHostName();

        //    IPHostEntry ipEntry = Dns.GetHostByName(host);

        //    sr.Append("IPv4:" + ipEntry.AddressList[0] + "/");

        //    sr.Append("IPv6:");

        //    ipEntry = Dns.GetHostEntry(host);

        //    sr.Append("IPv6:" + ipEntry.AddressList[0] + ";");

        //    sr.Append("MAC:");

        //    var query = WmiDict[WmiType.Win32_NetworkAdapterConfiguration.ToString()];

        //    foreach (var obj in query)

        //    {

        //        if (obj["IPEnabled"].ToString() == "True")

        //            sr.Append(obj["MacAddress"] + ";");

        //    }

        //    return sr.ToString();

        //}

        /// <summary>

        /// 获取内存信息

        /// </summary>

        /// <returns></returns>

        public static string MemoryInfo()

        {

            StringBuilder sr = new StringBuilder();

            long capacity = ;

            var query = WmiDict[WmiType.Win32_PhysicalMemory.ToString()];

            int index = ;

            foreach (var obj in query)

            {

                sr.Append("内存" + index + "频率:" + obj["ConfiguredClockSpeed"] + ";");

                capacity += Convert.ToInt64(obj["Capacity"]);

                index++;

            }

            sr.Append("总物理内存:");

            sr.Append(capacity /  /  + "MB;");

            query = WmiDict[WmiType.Win32_PerfFormattedData_PerfOS_Memory.ToString()];

            sr.Append("总可用内存:");

            long available = ;

            foreach (var obj in query)

            {

                available += Convert.ToInt64(obj.Properties["AvailableMBytes"].Value);

            }

            sr.Append(available + "MB;");

            sr.AppendFormat("{0:F2}%可用; ", (double)available / (capacity /  / ) * );

            return sr.ToString();

        }

        /// <summary>

        /// 获取CPU信息

        /// </summary>

        /// <returns></returns>

        public static string CpuInfo()

        {

            StringBuilder sr = new StringBuilder();

            var query = WmiDict[WmiType.Win32_Processor.ToString()];

            foreach (var obj in query)

            {

                sr.Append("厂商:" + obj["Manufacturer"] + ";");

                sr.Append("产品名称:" + obj["Name"] + ";");

                sr.Append("最大频率:" + obj["MaxClockSpeed"] + ";");

                sr.Append("当前频率:" + obj["CurrentClockSpeed"] + ";");

            }

            return sr.ToString();

        }

    }

}