// ========================================================================
// 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 DocumentInfoEvent(object sender);
	/// <summary>
	///	DocumentInfo Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	[TypeConverter(typeof(DocumentInfoConverter))]
	public partial class DocumentInfo : ReadOnlyBase<DocumentInfo>, IDisposable
	{
		public event DocumentInfoEvent 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<DocumentInfo> _AllList = new List<DocumentInfo>();
		private static Dictionary<string, DocumentInfo> _AllByPrimaryKey = new Dictionary<string, DocumentInfo>();
		private static void ConvertListToDictionary()
		{
			List<DocumentInfo> remove = new List<DocumentInfo>();
			foreach (DocumentInfo tmp in _AllList)
			{
				_AllByPrimaryKey[tmp.DocID.ToString()]=tmp; // Primary Key
				remove.Add(tmp);
			}
			foreach (DocumentInfo tmp in remove)
				_AllList.Remove(tmp);
		}
		internal static void AddList(DocumentInfoList lst)
		{
			foreach (DocumentInfo item in lst) _AllList.Add(item);
		}
		public static DocumentInfo GetExistingByPrimaryKey(int docID)
		{
			ConvertListToDictionary();
			string key = docID.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 Document _Editable;
		private IVEHasBrokenRules HasBrokenRules
		{
			get
			{
				IVEHasBrokenRules hasBrokenRules = null;
				if (_Editable != null)
					hasBrokenRules = _Editable.HasBrokenRules;
				return hasBrokenRules;
			}
		}
		private int _DocID;
		[System.ComponentModel.DataObjectField(true, true)]
		public int DocID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocID",true);
				return _DocID;
			}
		}
		private string _LibTitle = string.Empty;
		public string LibTitle
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("LibTitle",true);
				return _LibTitle;
			}
		}
		private byte[] _DocContent;
		/// <summary>
		/// Actual content of a Word Document (RTF, DOC or XML Format)
		/// </summary>
		public byte[] DocContent
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocContent",true);
				return _DocContent;
			}
		}
		private string _DocAscii = string.Empty;
		/// <summary>
		/// Used for searching
		/// </summary>
		public string DocAscii
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocAscii",true);
				return _DocAscii;
			}
		}
		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;
			}
		}
		private int _DocumentEntryCount = 0;
		/// <summary>
		/// Count of DocumentEntries for this Document
		/// </summary>
		public int DocumentEntryCount
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocumentEntryCount",true);
				return _DocumentEntryCount;
			}
		}
		private EntryInfoList _DocumentEntries = null;
		[TypeConverter(typeof(EntryInfoListConverter))]
		public EntryInfoList DocumentEntries
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocumentEntries",true);
				if (_DocumentEntryCount > 0 && _DocumentEntries == null)
					_DocumentEntries = EntryInfoList.GetByDocID(_DocID);
				return _DocumentEntries;
			}
		}
		// TODO: Replace base DocumentInfo.ToString function as necessary
		/// <summary>
		/// Overrides Base ToString
		/// </summary>
		/// <returns>A string representation of current DocumentInfo</returns>
		//public override string ToString()
		//{
		//  return base.ToString();
		//}
		// TODO: Check DocumentInfo.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 DocumentInfo</returns>
		protected override object GetIdValue()
		{
			return _DocID;
		}
		#endregion
		#region Factory Methods
		private DocumentInfo()
		{/* require use of factory methods */
			_AllList.Add(this);
		}
		public void Dispose()
		{
			_AllList.Remove(this);
			_AllByPrimaryKey.Remove(DocID.ToString());
		}
		public virtual Document Get()
		{
			return _Editable = Document.Get(_DocID);
		}
		public static void Refresh(Document tmp)
		{
			DocumentInfo tmpInfo = GetExistingByPrimaryKey(tmp.DocID);
			if (tmpInfo == null) return;
			tmpInfo.RefreshFields(tmp);
		}
		private void RefreshFields(Document tmp)
		{
			_LibTitle = tmp.LibTitle;
			_DocContent = tmp.DocContent;
			_DocAscii = tmp.DocAscii;
			_Config = tmp.Config;
			_DTS = tmp.DTS;
			_UserID = tmp.UserID;
			_DocumentInfoExtension.Refresh(this);
			OnChange();// raise an event
		}
		public static DocumentInfo Get(int docID)
		{
			//if (!CanGetObject())
			//  throw new System.Security.SecurityException("User not authorized to view a Document");
			try
			{
				DocumentInfo tmp = GetExistingByPrimaryKey(docID);
				if (tmp == null)
				{
					tmp = DataPortal.Fetch<DocumentInfo>(new PKCriteria(docID));
					_AllList.Add(tmp);
				}
				if (tmp.ErrorMessage == "No Record Found") tmp = null;
				return tmp;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on DocumentInfo.Get", ex);
			}
		}
		#endregion
		#region Data Access Portal
		internal DocumentInfo(SafeDataReader dr)
		{
			if(_MyLog.IsDebugEnabled)_MyLog.DebugFormat("[{0}] DocumentInfo.Constructor", GetHashCode());
			try
			{
				ReadData(dr);
			}
			catch (Exception ex)
			{
				if(_MyLog.IsErrorEnabled)_MyLog.Error("DocumentInfo.Constructor", ex);
				throw new DbCslaException("DocumentInfo.Constructor", ex);
			}
		}
		[Serializable()]
		protected class PKCriteria
		{
			private int _DocID;
			public int DocID
			{ get { return _DocID; } }
			public PKCriteria(int docID)
			{
				_DocID = docID;
			}
		}
		private void ReadData(SafeDataReader dr)
		{
			if(_MyLog.IsDebugEnabled)_MyLog.DebugFormat("[{0}] DocumentInfo.ReadData", GetHashCode());
			try
			{
				_DocID = dr.GetInt32("DocID");
				_LibTitle = dr.GetString("LibTitle");
				_DocContent = (byte[])dr.GetValue("DocContent");
				_DocAscii = dr.GetString("DocAscii");
				_Config = dr.GetString("Config");
				_DTS = dr.GetDateTime("DTS");
				_UserID = dr.GetString("UserID");
				_DocumentEntryCount = dr.GetInt32("EntryCount");
			}
			catch (Exception ex)
			{
				if(_MyLog.IsErrorEnabled)_MyLog.Error("DocumentInfo.ReadData", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("DocumentInfo.ReadData", ex);
			}
		}
		private void DataPortal_Fetch(PKCriteria criteria)
		{
			if(_MyLog.IsDebugEnabled)_MyLog.DebugFormat("[{0}] DocumentInfo.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 = "getDocument";
						cm.Parameters.AddWithValue("@DocID", criteria.DocID);
						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("DocumentInfo.DataPortal_Fetch", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("DocumentInfo.DataPortal_Fetch", ex);
			}
		}
		#endregion
		// Standard Refresh
		#region extension
		DocumentInfoExtension _DocumentInfoExtension = new DocumentInfoExtension();
		[Serializable()]
		partial class DocumentInfoExtension : extensionBase {}
		[Serializable()]
		class extensionBase
		{
			// Default Refresh
			public virtual void Refresh(DocumentInfo tmp) { }
		}
		#endregion
	} // Class
	#region Converter
	internal class DocumentInfoConverter : ExpandableObjectConverter
	{
		public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
		{
			if (destType == typeof(string) && value is DocumentInfo)
			{
				// Return the ToString value
				return ((DocumentInfo)value).ToString();
			}
			return base.ConvertTo(context, culture, value, destType);
		}
	}
	#endregion
} // Namespace