// ========================================================================
// 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 GridInfoEvent(object sender);
	/// <summary>
	///	GridInfo Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	[TypeConverter(typeof(GridInfoConverter))]
	public partial class GridInfo : ReadOnlyBase<GridInfo>, IDisposable
	{
		public event GridInfoEvent 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<GridInfo> _CacheList = new List<GridInfo>();
		protected static void AddToCache(GridInfo gridInfo)
		{
			if (!_CacheList.Contains(gridInfo)) _CacheList.Add(gridInfo); // In AddToCache
		}
		protected static void RemoveFromCache(GridInfo gridInfo)
		{
			while (_CacheList.Contains(gridInfo)) _CacheList.Remove(gridInfo); // In RemoveFromCache
		}
		private static Dictionary<string, List<GridInfo>> _CacheByPrimaryKey = new Dictionary<string, List<GridInfo>>();
		private static void ConvertListToDictionary()
		{
			while (_CacheList.Count > 0) // Move GridInfo(s) from temporary _CacheList to _CacheByPrimaryKey
			{
				GridInfo tmp = _CacheList[0]; // Get the first GridInfo
				string pKey = tmp.ContentID.ToString();
				if (!_CacheByPrimaryKey.ContainsKey(pKey))
				{
					_CacheByPrimaryKey[pKey] = new List<GridInfo>(); // Add new list for PrimaryKey
				}
				_CacheByPrimaryKey[pKey].Add(tmp); // Add to Primary Key list
				_CacheList.RemoveAt(0); // Remove the first GridInfo
			}
		}
		protected static GridInfo GetCachedByPrimaryKey(int contentID)
		{
			ConvertListToDictionary();
			string key = contentID.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 Grid _Editable;
		private IVEHasBrokenRules HasBrokenRules
		{
			get
			{
				IVEHasBrokenRules hasBrokenRules = null;
				if (_Editable != null)
					hasBrokenRules = _Editable.HasBrokenRules;
				return hasBrokenRules;
			}
		}
		private int _ContentID;
		[System.ComponentModel.DataObjectField(true, true)]
		public int ContentID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("ContentID", true);
				if (_MyContent != null) _ContentID = _MyContent.ContentID;
				return _ContentID;
			}
		}
		private ContentInfo _MyContent;
		[System.ComponentModel.DataObjectField(true, true)]
		public ContentInfo MyContent
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("MyContent", true);
				if (_MyContent == null && _ContentID != 0) _MyContent = ContentInfo.Get(_ContentID);
				return _MyContent;
			}
		}
		private string _Data = string.Empty;
		public string Data
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("Data", true);
				return _Data;
			}
		}
		private string _Config = string.Empty;
		public string Config
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("Config", true);
				return _Config;
			}
		}
		private DateTime _DTS = new DateTime();
		public DateTime DTS
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DTS", true);
				return _DTS;
			}
		}
		private string _UserID = string.Empty;
		public string UserID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("UserID", true);
				return _UserID;
			}
		}
		// CSLATODO: Replace base GridInfo.ToString function as necessary
		/// <summary>
		/// Overrides Base ToString
		/// </summary>
		/// <returns>A string representation of current GridInfo</returns>
		//public override string ToString()
		//{
		//  return base.ToString();
		//}
		// CSLATODO: Check GridInfo.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 GridInfo</returns>
		protected override object GetIdValue()
		{
			return MyGridInfoUnique; // Absolutely Unique ID
		}
		#endregion
		#region Factory Methods
		private static int _GridInfoUnique = 0;
		private static int GridInfoUnique
		{ get { return ++_GridInfoUnique; } }
		private int _MyGridInfoUnique = GridInfoUnique;
		public int MyGridInfoUnique // Absolutely Unique ID - Info
		{ get { return _MyGridInfoUnique; } }
		protected GridInfo()
		{/* require use of factory methods */
			AddToCache(this);
		}
		public void Dispose()
		{
			RemoveFromCache(this);
			if (!_CacheByPrimaryKey.ContainsKey(ContentID.ToString())) return;
			List<GridInfo> listGridInfo = _CacheByPrimaryKey[ContentID.ToString()]; // Get the list of items
			while (listGridInfo.Contains(this)) listGridInfo.Remove(this); // Remove the item from the list
			if (listGridInfo.Count == 0) // If there are no items left in the list
				_CacheByPrimaryKey.Remove(ContentID.ToString()); // remove the list
		}
		public virtual Grid Get()
		{
			return _Editable = Grid.Get(_ContentID);
		}
		public static void Refresh(Grid tmp)
		{
			string key = tmp.ContentID.ToString();
			ConvertListToDictionary();
			if (_CacheByPrimaryKey.ContainsKey(key))
				foreach (GridInfo tmpInfo in _CacheByPrimaryKey[key])
					tmpInfo.RefreshFields(tmp);
		}
		protected virtual void RefreshFields(Grid tmp)
		{
			_Data = tmp.Data;
			_Config = tmp.Config;
			_DTS = tmp.DTS;
			_UserID = tmp.UserID;
			_GridInfoExtension.Refresh(this);
//RHM Removed 20090724 - Duplicates function of code above.
//                     - Dispose caused error when a new step was added.
//                     - Resequence of transitions did not work properly.
//			if(_MyContent != null)
//			{
//				_MyContent.Dispose();// Dispose related value
//				_MyContent = null;// Reset related value
//			}
			OnChange();// raise an event
		}
		public static GridInfo Get(int contentID)
		{
			//if (!CanGetObject())
			//  throw new System.Security.SecurityException("User not authorized to view a Grid");
			try
			{
				GridInfo tmp = GetCachedByPrimaryKey(contentID);
				if (tmp == null)
				{
					tmp = DataPortal.Fetch<GridInfo>(new PKCriteria(contentID));
					AddToCache(tmp);
				}
				if (tmp.ErrorMessage == "No Record Found")
				{
					tmp.Dispose(); // Clean-up GridInfo
					tmp = null;
				}
				return tmp;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on GridInfo.Get", ex);
			}
		}
		#endregion
		#region Data Access Portal
		internal GridInfo(SafeDataReader dr)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] GridInfo.Constructor", GetHashCode());
			try
			{
				ReadData(dr);
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("GridInfo.Constructor", ex);
				throw new DbCslaException("GridInfo.Constructor", ex);
			}
		}
		[Serializable()]
		protected class PKCriteria
		{
			private int _ContentID;
			public int ContentID
			{ get { return _ContentID; } }
			public PKCriteria(int contentID)
			{
				_ContentID = contentID;
			}
		}
		private void ReadData(SafeDataReader dr)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] GridInfo.ReadData", GetHashCode());
			try
			{
				_ContentID = dr.GetInt32("ContentID");
				_Data = dr.GetString("Data");
				_Config = dr.GetString("Config");
				_DTS = dr.GetDateTime("DTS");
				_UserID = dr.GetString("UserID");
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("GridInfo.ReadData", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("GridInfo.ReadData", ex);
			}
		}
		private void DataPortal_Fetch(PKCriteria criteria)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] GridInfo.DataPortal_Fetch", GetHashCode());
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					ApplicationContext.LocalContext["cn"] = cn;
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandText = "getGrid";
						cm.Parameters.AddWithValue("@ContentID", criteria.ContentID);
						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("GridInfo.DataPortal_Fetch", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("GridInfo.DataPortal_Fetch", ex);
			}
		}
		#endregion
		// Standard Refresh
		#region extension
		GridInfoExtension _GridInfoExtension = new GridInfoExtension();
		[Serializable()]
		partial class GridInfoExtension : extensionBase { }
		[Serializable()]
		class extensionBase
		{
			// Default Refresh
			public virtual void Refresh(GridInfo tmp) { }
		}
		#endregion
	} // Class
	#region Converter
	internal class GridInfoConverter : ExpandableObjectConverter
	{
		public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
		{
			if (destType == typeof(string) && value is GridInfo)
			{
				// Return the ToString value
				return ((GridInfo)value).ToString();
			}
			return base.ConvertTo(context, culture, value, destType);
		}
	}
	#endregion
} // Namespace