// ========================================================================
// 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 PartInfoEvent(object sender);
	/// <summary>
	///	PartInfo Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	[TypeConverter(typeof(PartInfoConverter))]
	public partial class PartInfo : ReadOnlyBase<PartInfo>, IDisposable
	{
		public event PartInfoEvent 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
		protected static List<PartInfo> _AllList = new List<PartInfo>();
		private static Dictionary<string, PartInfo> _AllByPrimaryKey = new Dictionary<string, PartInfo>();
		private static void ConvertListToDictionary()
		{
			List<PartInfo> remove = new List<PartInfo>();
			foreach (PartInfo tmp in _AllList)
			{
				_AllByPrimaryKey[tmp.ContentID.ToString() + "_" + tmp.FromType.ToString()]=tmp; // Primary Key
				remove.Add(tmp);
			}
			foreach (PartInfo tmp in remove)
				_AllList.Remove(tmp);
		}
		internal static void AddList(PartInfoList lst)
		{
			foreach (PartInfo item in lst) _AllList.Add(item);
		}
		public static PartInfo GetExistingByPrimaryKey(int contentID, int fromType)
		{
			ConvertListToDictionary();
			string key = contentID.ToString() + "_" + fromType.ToString();
			if (_AllByPrimaryKey.ContainsKey(key)) return _AllByPrimaryKey[key]; 
			return null;
		}
		#endregion
		#region Business Methods
		private string _ErrorMessage = string.Empty;
		public string ErrorMessage
		{
			get { return _ErrorMessage; }
		}
		protected Part _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 int _FromType;
		[System.ComponentModel.DataObjectField(true, true)]
		public int FromType
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("FromType",true);
				return _FromType;
			}
		}
		private int _ItemID;
		public int ItemID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("ItemID",true);
				if (_MyItem != null) _ItemID = _MyItem.ItemID;
				return _ItemID;
			}
		}
		private ItemInfo _MyItem;
		public ItemInfo MyItem
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("MyItem",true);
				if (_MyItem == null && _ItemID != 0) _MyItem = ItemInfo.Get(_ItemID);
				return _MyItem;
			}
		}
		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;
			}
		}
		// TODO: Replace base PartInfo.ToString function as necessary
		/// <summary>
		/// Overrides Base ToString
		/// </summary>
		/// <returns>A string representation of current PartInfo</returns>
		//public override string ToString()
		//{
		//  return base.ToString();
		//}
		// TODO: Check PartInfo.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 PartInfo</returns>
		protected override object GetIdValue()
		{
			return (_ContentID.ToString()+"."+_FromType.ToString()).GetHashCode();
		}
		#endregion
		#region Factory Methods
		private PartInfo()
		{/* require use of factory methods */
			_AllList.Add(this);
		}
		public void Dispose()
		{
			_AllList.Remove(this);
			_AllByPrimaryKey.Remove(ContentID.ToString() + "_" + FromType.ToString());
		}
		public virtual Part Get()
		{
			return _Editable = Part.Get(_ContentID, _FromType);
		}
		public static void Refresh(Part tmp)
		{
			PartInfo tmpInfo = GetExistingByPrimaryKey(tmp.ContentID, tmp.FromType);
			if (tmpInfo == null) return;
			tmpInfo.RefreshFields(tmp);
		}
		private void RefreshFields(Part tmp)
		{
			_ItemID = tmp.ItemID;
			_DTS = tmp.DTS;
			_UserID = tmp.UserID;
			_PartInfoExtension.Refresh(this);
			_MyContent = null;
			_MyItem = null;
			OnChange();// raise an event
		}
		public static void Refresh(Content myContent, ContentPart tmp)
		{
			PartInfo tmpInfo = GetExistingByPrimaryKey(myContent.ContentID, tmp.FromType);
			if (tmpInfo == null) return;
			tmpInfo.RefreshFields(tmp);
		}
		private void RefreshFields(ContentPart tmp)
		{
			_ItemID = tmp.ItemID;
			_DTS = tmp.DTS;
			_UserID = tmp.UserID;
			_PartInfoExtension.Refresh(this);
			_MyContent = null;
			_MyItem = null;
			OnChange();// raise an event
		}
		public static void Refresh(ItemPart tmp)
		{
			PartInfo tmpInfo = GetExistingByPrimaryKey(tmp.ContentID, tmp.FromType);
			if (tmpInfo == null) return;
			tmpInfo.RefreshFields(tmp);
		}
		private void RefreshFields(ItemPart tmp)
		{
			_DTS = tmp.DTS;
			_UserID = tmp.UserID;
			_PartInfoExtension.Refresh(this);
			_MyContent = null;
			_MyItem = null;
			OnChange();// raise an event
		}
		public static PartInfo Get(int contentID, int fromType)
		{
			//if (!CanGetObject())
			//  throw new System.Security.SecurityException("User not authorized to view a Part");
			try
			{
				PartInfo tmp = GetExistingByPrimaryKey(contentID, fromType);
				if (tmp == null)
				{
					tmp = DataPortal.Fetch<PartInfo>(new PKCriteria(contentID, fromType));
					_AllList.Add(tmp);
				}
				if (tmp.ErrorMessage == "No Record Found") tmp = null;
				return tmp;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on PartInfo.Get", ex);
			}
		}
		#endregion
		#region Data Access Portal
		internal PartInfo(SafeDataReader dr)
		{
			if(_MyLog.IsDebugEnabled)_MyLog.DebugFormat("[{0}] PartInfo.Constructor", GetHashCode());
			try
			{
				ReadData(dr);
			}
			catch (Exception ex)
			{
				if(_MyLog.IsErrorEnabled)_MyLog.Error("PartInfo.Constructor", ex);
				throw new DbCslaException("PartInfo.Constructor", ex);
			}
		}
		[Serializable()]
		protected class PKCriteria
		{
			private int _ContentID;
			public int ContentID
			{ get { return _ContentID; } }
			private int _FromType;
			public int FromType
			{ get { return _FromType; } }
			public PKCriteria(int contentID, int fromType)
			{
				_ContentID = contentID;
				_FromType = fromType;
			}
		}
		private void ReadData(SafeDataReader dr)
		{
			if(_MyLog.IsDebugEnabled)_MyLog.DebugFormat("[{0}] PartInfo.ReadData", GetHashCode());
			try
			{
				_ContentID = dr.GetInt32("ContentID");
				_FromType = dr.GetInt32("FromType");
				_ItemID = dr.GetInt32("ItemID");
				_DTS = dr.GetDateTime("DTS");
				_UserID = dr.GetString("UserID");
			}
			catch (Exception ex)
			{
				if(_MyLog.IsErrorEnabled)_MyLog.Error("PartInfo.ReadData", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("PartInfo.ReadData", ex);
			}
		}
		private void DataPortal_Fetch(PKCriteria criteria)
		{
			if(_MyLog.IsDebugEnabled)_MyLog.DebugFormat("[{0}] PartInfo.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 = "getPart";
						cm.Parameters.AddWithValue("@ContentID", criteria.ContentID);
						cm.Parameters.AddWithValue("@FromType", criteria.FromType);
						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("PartInfo.DataPortal_Fetch", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("PartInfo.DataPortal_Fetch", ex);
			}
		}
		#endregion
		// Standard Refresh
		#region extension
		PartInfoExtension _PartInfoExtension = new PartInfoExtension();
		[Serializable()]
		partial class PartInfoExtension : extensionBase {}
		[Serializable()]
		class extensionBase
		{
			// Default Refresh
			public virtual void Refresh(PartInfo tmp) { }
		}
		#endregion
	} // Class
	#region Converter
	internal class PartInfoConverter : ExpandableObjectConverter
	{
		public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
		{
			if (destType == typeof(string) && value is PartInfo)
			{
				// Return the ToString value
				return ((PartInfo)value).ToString();
			}
			return base.ConvertTo(context, culture, value, destType);
		}
	}
	#endregion
} // Namespace