// ========================================================================
// Copyright 2007 - Volian Enterprises, Inc. All rights reserved.          
// Volian Enterprises - Proprietary Information - DO NOT COPY OR DISTRIBUTE
// ------------------------------------------------------------------------
// $Workfile: $     $Revision: $                                           
// $Author: $   $Date: $                                                   
//                                                                         
// $History: $                                                             
// ========================================================================

using System;
using System.Data;
using System.Data.SqlClient;
using Csla;
using Csla.Data;
using System.Configuration;
using System.IO;
using System.ComponentModel;
using System.Collections.Generic;
namespace VEPROMS.CSLA.Library
{
	public delegate void SessionInfoEvent(object sender);
	/// <summary>
	///	SessionInfo Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	[TypeConverter(typeof(SessionInfoConverter))]
	public partial class SessionInfo : ReadOnlyBase<SessionInfo>, IDisposable
	{
		public event SessionInfoEvent Changed;
		private void OnChange()
		{
			if (Changed != null) Changed(this);
		}
		#region Log4Net
		private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
		#endregion
		#region Collection
		private static List<SessionInfo> _CacheList = new List<SessionInfo>();
		protected static void AddToCache(SessionInfo sessionInfo)
		{
			if (!_CacheList.Contains(sessionInfo)) _CacheList.Add(sessionInfo); // In AddToCache
		}
		protected static void RemoveFromCache(SessionInfo sessionInfo)
		{
			while (_CacheList.Contains(sessionInfo)) _CacheList.Remove(sessionInfo); // In RemoveFromCache
		}
		private static Dictionary<string, List<SessionInfo>> _CacheByPrimaryKey = new Dictionary<string, List<SessionInfo>>();
		private static void ConvertListToDictionary()
		{
			while (_CacheList.Count > 0) // Move SessionInfo(s) from temporary _CacheList to _CacheByPrimaryKey
			{
				SessionInfo tmp = _CacheList[0]; // Get the first SessionInfo
				string pKey = tmp.SessionID.ToString();
				if (!_CacheByPrimaryKey.ContainsKey(pKey))
				{
					_CacheByPrimaryKey[pKey] = new List<SessionInfo>(); // Add new list for PrimaryKey
				}
				_CacheByPrimaryKey[pKey].Add(tmp); // Add to Primary Key list
				_CacheList.RemoveAt(0); // Remove the first SessionInfo
			}
		}
		internal static void AddList(SessionInfoList lst)
		{
			foreach (SessionInfo item in lst) AddToCache(item);
		}
		protected static SessionInfo GetCachedByPrimaryKey(int sessionID)
		{
			ConvertListToDictionary();
			string key = sessionID.ToString();
			if (_CacheByPrimaryKey.ContainsKey(key)) return _CacheByPrimaryKey[key][0];
			return null;
		}
		#endregion
		#region Business Methods
		private string _ErrorMessage = string.Empty;
		public string ErrorMessage
		{
			get { return _ErrorMessage; }
		}
		protected Session _Editable;
		private IVEHasBrokenRules HasBrokenRules
		{
			get
			{
				IVEHasBrokenRules hasBrokenRules = null;
				if (_Editable != null)
					hasBrokenRules = _Editable.HasBrokenRules;
				return hasBrokenRules;
			}
		}
		private int _SessionID;
		[System.ComponentModel.DataObjectField(true, true)]
		public int SessionID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("SessionID", true);
				return _SessionID;
			}
		}
		private string _UserID = string.Empty;
		public string UserID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("UserID", true);
				return _UserID;
			}
		}
		private DateTime _DTSDtart = new DateTime();
		public DateTime DTSDtart
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DTSDtart", true);
				return _DTSDtart;
			}
		}
		private DateTime? _DTSEnd;
		public DateTime? DTSEnd
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DTSEnd", true);
				return _DTSEnd;
			}
		}
		private DateTime _DTSActivity = new DateTime();
		public DateTime DTSActivity
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DTSActivity", true);
				return _DTSActivity;
			}
		}
		private string _MachineName = string.Empty;
		public string MachineName
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("MachineName", true);
				return _MachineName;
			}
		}
		private int _ProcessID;
		public int ProcessID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("ProcessID", true);
				return _ProcessID;
			}
		}
		// CSLATODO: Replace base SessionInfo.ToString function as necessary
		/// <summary>
		/// Overrides Base ToString
		/// </summary>
		/// <returns>A string representation of current SessionInfo</returns>
		//public override string ToString()
		//{
		//  return base.ToString();
		//}
		// CSLATODO: Check SessionInfo.GetIdValue to assure that the ID returned is unique
		/// <summary>
		/// Overrides Base GetIdValue - Used internally by CSLA to determine equality
		/// </summary>
		/// <returns>A Unique ID for the current SessionInfo</returns>
		protected override object GetIdValue()
		{
			return MySessionInfoUnique; // Absolutely Unique ID
		}
		#endregion
		#region Factory Methods
		private static int _SessionInfoUnique = 0;
		private static int SessionInfoUnique
		{ get { return ++_SessionInfoUnique; } }
		private int _MySessionInfoUnique = SessionInfoUnique;
		public int MySessionInfoUnique // Absolutely Unique ID - Info
		{ get { return _MySessionInfoUnique; } }
		protected SessionInfo()
		{/* require use of factory methods */
			AddToCache(this);
		}
		private bool _Disposed = false;
		private static int _CountCreated = 0;
		private static int _CountDisposed = 0;
		private static int _CountFinalized = 0;
		private static int IncrementCountCreated
		{ get { return ++_CountCreated; } }
		private int _CountWhenCreated = IncrementCountCreated;
		public static int CountCreated
		{ get { return _CountCreated; } }
		public static int CountNotDisposed
		{ get { return _CountCreated - _CountDisposed; } }
		public static int CountNotFinalized
		{ get { return _CountCreated - _CountFinalized; } }
		~SessionInfo()
		{
			_CountFinalized++;
		}
		public void Dispose()
		{
			if (_Disposed) return;
			_CountDisposed++;
			_Disposed = true;
			RemoveFromCache(this);
			if (!_CacheByPrimaryKey.ContainsKey(SessionID.ToString())) return;
			List<SessionInfo> listSessionInfo = _CacheByPrimaryKey[SessionID.ToString()]; // Get the list of items
			while (listSessionInfo.Contains(this)) listSessionInfo.Remove(this); // Remove the item from the list
			if (listSessionInfo.Count == 0) // If there are no items left in the list
				_CacheByPrimaryKey.Remove(SessionID.ToString()); // remove the list
		}
		public virtual Session Get()
		{
			return _Editable = Session.Get(_SessionID);
		}
		public static void Refresh(Session tmp)
		{
			string key = tmp.SessionID.ToString();
			ConvertListToDictionary();
			if (_CacheByPrimaryKey.ContainsKey(key))
				foreach (SessionInfo tmpInfo in _CacheByPrimaryKey[key])
					tmpInfo.RefreshFields(tmp);
		}
		protected virtual void RefreshFields(Session tmp)
		{
			_UserID = tmp.UserID;
			_DTSDtart = tmp.DTSDtart;
			_DTSEnd = tmp.DTSEnd;
			_DTSActivity = tmp.DTSActivity;
			_MachineName = tmp.MachineName;
			_ProcessID = tmp.ProcessID;
			_SessionInfoExtension.Refresh(this);
			OnChange();// raise an event
		}
		public static SessionInfo Get(int sessionID)
		{
			//if (!CanGetObject())
			//  throw new System.Security.SecurityException("User not authorized to view a Session");
			try
			{
				SessionInfo tmp = GetCachedByPrimaryKey(sessionID);
				if (tmp == null)
				{
					tmp = DataPortal.Fetch<SessionInfo>(new PKCriteria(sessionID));
					AddToCache(tmp);
				}
				if (tmp.ErrorMessage == "No Record Found")
				{
					tmp.Dispose(); // Clean-up SessionInfo
					tmp = null;
				}
				return tmp;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on SessionInfo.Get", ex);
			}
		}
		#endregion
		#region Data Access Portal
		internal SessionInfo(SafeDataReader dr)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] SessionInfo.Constructor", GetHashCode());
			try
			{
				ReadData(dr);
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("SessionInfo.Constructor", ex);
				throw new DbCslaException("SessionInfo.Constructor", ex);
			}
		}
		[Serializable()]
		protected class PKCriteria
		{
			private int _SessionID;
			public int SessionID
			{ get { return _SessionID; } }
			public PKCriteria(int sessionID)
			{
				_SessionID = sessionID;
			}
		}
		private void ReadData(SafeDataReader dr)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] SessionInfo.ReadData", GetHashCode());
			try
			{
				_SessionID = dr.GetInt32("SessionID");
				_UserID = dr.GetString("UserID");
				_DTSDtart = dr.GetDateTime("DTSDtart");
				if (!dr.IsDBNull(dr.GetOrdinal("DTSEnd"))) _DTSEnd = dr.GetDateTime("DTSEnd");
				_DTSActivity = dr.GetDateTime("DTSActivity");
				_MachineName = dr.GetString("MachineName");
				_ProcessID = dr.GetInt32("ProcessID");
				dr.GetBytes("LastChanged", 0, _LastChanged, 0, 8);
				_LastContentChange = dr.GetInt64("LastContentChange");
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("SessionInfo.ReadData", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("SessionInfo.ReadData", ex);
			}
		}
		private void DataPortal_Fetch(PKCriteria criteria)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] SessionInfo.DataPortal_Fetch", GetHashCode());
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					ApplicationContext.LocalContext["cn"] = cn;
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandTimeout = Database.SQLTimeout;
						cm.CommandText = "getSession";
						cm.Parameters.AddWithValue("@SessionID", criteria.SessionID);
						using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
						{
							if (!dr.Read())
							{
								_ErrorMessage = "No Record Found";
								return;
							}
							ReadData(dr);
						}
					}
					// removing of item only needed for local data portal
					if (ApplicationContext.ExecutionLocation == ApplicationContext.ExecutionLocations.Client)
						ApplicationContext.LocalContext.Remove("cn");
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("SessionInfo.DataPortal_Fetch", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("SessionInfo.DataPortal_Fetch", ex);
			}
		}
		#endregion
		// Standard Refresh
		#region extension
		SessionInfoExtension _SessionInfoExtension = new SessionInfoExtension();
		[Serializable()]
		partial class SessionInfoExtension : extensionBase { }
		[Serializable()]
		class extensionBase
		{
			// Default Refresh
			public virtual void Refresh(SessionInfo tmp) { }
		}
		#endregion
	} // Class
	#region Converter
	internal class SessionInfoConverter : ExpandableObjectConverter
	{
		public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
		{
			if (destType == typeof(string) && value is SessionInfo)
			{
				// Return the ToString value
				return ((SessionInfo)value).ToString();
			}
			return base.ConvertTo(context, culture, value, destType);
		}
	}
	#endregion
} // Namespace