using System;
using System.Management;
namespace Soyee.Comm
{
/// <summary>
/// Computer Information
/// </summary>
public class Computer
{
public string CpuID;
public string MacAddress;
public string DiskID;
public string IpAddress;
public string LoginUserName;
public string ComputerName;
public string SystemType;
public string TotalPhysicalMemory; //单位：M
     private static Computer _instance;
public static Computer Instance()
{
   if (_instance == null)
    _instance = new Computer();
   return _instance;
}
protected Computer()
{
   CpuID=GetCpuID();
   MacAddress=GetMacAddress();
   DiskID=GetDiskID();
   IpAddress=GetIPAddress();
   LoginUserName=GetUserName();
   SystemType=GetSystemType();
   TotalPhysicalMemory=GetTotalPhysicalMemory();
   ComputerName=GetComputerName();
}
string GetCpuID()
{
   try
   {
    //获取CPU序列号代码
    string cpuInfo = "";//cpu序列号
    ManagementClass mc = new ManagementClass("Win32_Processor");
    ManagementObjectCollection moc = mc.GetInstances();
    foreach(ManagementObject mo in moc)
    {
     cpuInfo = mo.Properties["ProcessorId"].Value.ToString();
    }
    moc=null;
    mc=null;
    return cpuInfo;
   }
   catch
   {
    return "unknow";
   }
   finally
   {
   }
  
}
string GetMacAddress()
{
   try
   {
    //获取网卡Mac地址
    string mac="";
    ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
    ManagementObjectCollection moc = mc.GetInstances();
    foreach(ManagementObject mo in moc)
    {
     if((bool)mo["IPEnabled"] == true)
     {
      mac=mo["MacAddress"].ToString();
      break;
     }
    }
    moc=null;
    mc=null;
    return mac;
   }
   catch
   {
    return "unknow";
   }
   finally
   {
   }
  
}
string GetIPAddress()
{
   try
   {
    //获取IP地址
    string st="";
    ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration");
    ManagementObjectCollection moc = mc.GetInstances();
    foreach(ManagementObject mo in moc)
    {
     if((bool)mo["IPEnabled"] == true)
     {
      //st=mo["IpAddress"].ToString();
      System.Array ar;
      ar=(System.Array)(mo.Properties["IpAddress"].Value);
      st=ar.GetValue(0).ToString();
      break;
     }
    }
    moc=null;
    mc=null;
    return st;
   }
   catch
   {
    return "unknow";
   }
   finally
   {
   }
  
}
  
string GetDiskID()
{
   try
   {
    //获取硬盘ID
    String HDid="";
    ManagementClass mc = new ManagementClass("Win32_DiskDrive");
    ManagementObjectCollection moc = mc.GetInstances();
    foreach(ManagementObject mo in moc)
    {
     HDid = (string)mo.Properties["Model"].Value;
    }
    moc=null;
    mc=null;
    return HDid;
   }
   catch
   {
    return "unknow";
   }
   finally
   {
   }
   
}

/// <summary>
/// 操作系统的登录用户名
/// </summary>
/// <returns></returns>
string GetUserName()
{
   try
   {
    string st="";
    ManagementClass mc = new ManagementClass("Win32_ComputerSystem");
    ManagementObjectCollection moc = mc.GetInstances();
    foreach(ManagementObject mo in moc)
    {
    
     st=mo["UserName"].ToString();
    
    }
    moc=null;
    mc=null;
    return st;
   }
   catch
   {
    return "unknow";
   }
   finally
   {
   }
  
}

/// <summary>
/// PC类型
/// </summary>
/// <returns></returns>
string GetSystemType()
{
   try
   {
    string st="";
    ManagementClass mc = new ManagementClass("Win32_ComputerSystem");
    ManagementObjectCollection moc = mc.GetInstances();
    foreach(ManagementObject mo in moc)
    {
    
     st=mo["SystemType"].ToString();
    
    }
    moc=null;
    mc=null;
    return st;
   }
   catch
   {
    return "unknow";
   }
   finally
   {
   }
  
}

/// <summary>
/// 物理内存
/// </summary>
/// <returns></returns>
string GetTotalPhysicalMemory()
{
   try
   {
   
    string st="";
    ManagementClass mc = new ManagementClass("Win32_ComputerSystem");
    ManagementObjectCollection moc = mc.GetInstances();
    foreach(ManagementObject mo in moc)
    {
    
     st=mo["TotalPhysicalMemory"].ToString();
    
    }
    moc=null;
    mc=null;
    return st;
   }
   catch
   {
    return "unknow";
   }
   finally
   {
   }
}
/// <summary>
/// 计算机名称
/// </summary>
/// <returns></returns>
string GetComputerName()
{
   try
   {   
    return System.Environment.GetEnvironmentVariable("ComputerName");
   }
   catch
   {
    return "unknow";
   }
   finally
   {
   }
}

}
}