// ========================================================================
// 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
		private static List<DocumentInfo> _CacheList = new List<DocumentInfo>();
		protected static void AddToCache(DocumentInfo documentInfo)
		{
			if (!_CacheList.Contains(documentInfo)) _CacheList.Add(documentInfo); // In AddToCache
		}
		protected static void RemoveFromCache(DocumentInfo documentInfo)
		{
			while (_CacheList.Contains(documentInfo)) _CacheList.Remove(documentInfo); // In RemoveFromCache
		}
		private static Dictionary<string, List<DocumentInfo>> _CacheByPrimaryKey = new Dictionary<string, List<DocumentInfo>>();
		private static void ConvertListToDictionary()
		{
			while (_CacheList.Count > 0) // Move DocumentInfo(s) from temporary _CacheList to _CacheByPrimaryKey
			{
				DocumentInfo tmp = _CacheList[0]; // Get the first DocumentInfo
				string pKey = tmp.DocID.ToString();
				if (!_CacheByPrimaryKey.ContainsKey(pKey))
				{
					_CacheByPrimaryKey[pKey] = new List<DocumentInfo>(); // Add new list for PrimaryKey
				}
				_CacheByPrimaryKey[pKey].Add(tmp); // Add to Primary Key list
				_CacheList.RemoveAt(0); // Remove the first DocumentInfo
			}
		}
		internal static void AddList(DocumentInfoList lst)
		{
			foreach (DocumentInfo item in lst) AddToCache(item);
		}
		protected static DocumentInfo GetCachedByPrimaryKey(int docID)
		{
			ConvertListToDictionary();
			string key = docID.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 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 string _FileExtension = string.Empty;
		public string FileExtension
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("FileExtension", true);
				return _FileExtension;
			}
		}
		private int _DocumentDROUsageCount = 0;
		/// <summary>
		/// Count of DocumentDROUsages for this Document
		/// </summary>
		public int DocumentDROUsageCount
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocumentDROUsageCount", true);
				if (_DocumentDROUsageCount < 0)
					_DocumentDROUsageCount = DocumentDROUsages.Count;
				return _DocumentDROUsageCount;
			}
		}
		private DROUsageInfoList _DocumentDROUsages = null;
		[TypeConverter(typeof(DROUsageInfoListConverter))]
		public DROUsageInfoList DocumentDROUsages
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocumentDROUsages", true);
				if (_DocumentDROUsageCount < 0 || (_DocumentDROUsageCount > 0 && _DocumentDROUsages == null))
					_DocumentDROUsages = DROUsageInfoList.GetByDocID(_DocID);
				if (_DocumentDROUsageCount < 0)
					_DocumentDROUsageCount = _DocumentDROUsages.Count;
				return _DocumentDROUsages;
			}
		}
		public void RefreshDocumentDROUsages()
		{
			_DocumentDROUsageCount = -1;
			ConvertListToDictionary();
			if (_CacheByPrimaryKey.ContainsKey(_DocID.ToString()))
				foreach (DocumentInfo tmp in _CacheByPrimaryKey[_DocID.ToString()])
					tmp._DocumentDROUsageCount = -1; // This will cause the data to be requeried
		}
		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);
				if (_DocumentEntryCount < 0)
					_DocumentEntryCount = DocumentEntries.Count;
				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 || (_DocumentEntryCount > 0 && _DocumentEntries == null))
					_DocumentEntries = EntryInfoList.GetByDocID(_DocID);
				if (_DocumentEntryCount < 0)
					_DocumentEntryCount = _DocumentEntries.Count;
				return _DocumentEntries;
			}
		}
		public void RefreshDocumentEntries()
		{
			_DocumentEntryCount = -1;
			ConvertListToDictionary();
			if (_CacheByPrimaryKey.ContainsKey(_DocID.ToString()))
				foreach (DocumentInfo tmp in _CacheByPrimaryKey[_DocID.ToString()])
					tmp._DocumentEntryCount = -1; // This will cause the data to be requeried
		}
		private int _DocumentPdfCount = 0;
		/// <summary>
		/// Count of DocumentPdfs for this Document
		/// </summary>
		public int DocumentPdfCount
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocumentPdfCount", true);
				if (_DocumentPdfCount < 0)
					_DocumentPdfCount = DocumentPdfs.Count;
				return _DocumentPdfCount;
			}
		}
		private PdfInfoList _DocumentPdfs = null;
		[TypeConverter(typeof(PdfInfoListConverter))]
		public PdfInfoList DocumentPdfs
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DocumentPdfs", true);
				if (_DocumentPdfCount < 0 || (_DocumentPdfCount > 0 && _DocumentPdfs == null))
					_DocumentPdfs = PdfInfoList.GetByDocID(_DocID);
				if (_DocumentPdfCount < 0)
					_DocumentPdfCount = _DocumentPdfs.Count;
				return _DocumentPdfs;
			}
		}
		public void RefreshDocumentPdfs()
		{
			_DocumentPdfCount = -1;
			ConvertListToDictionary();
			if (_CacheByPrimaryKey.ContainsKey(_DocID.ToString()))
				foreach (DocumentInfo tmp in _CacheByPrimaryKey[_DocID.ToString()])
					tmp._DocumentPdfCount = -1; // This will cause the data to be requeried
		}
		// CSLATODO: 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();
		//}
		// CSLATODO: 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 MyDocumentInfoUnique; // Absolutely Unique ID
		}
		#endregion
		#region Factory Methods
		private static int _DocumentInfoUnique = 0;
		private static int DocumentInfoUnique
		{ get { return ++_DocumentInfoUnique; } }
		private int _MyDocumentInfoUnique = DocumentInfoUnique;
		public int MyDocumentInfoUnique // Absolutely Unique ID - Info
		{ get { return _MyDocumentInfoUnique; } }
		protected DocumentInfo()
		{/* require use of factory methods */
			AddToCache(this);
		}
		public void Dispose()
		{
			RemoveFromCache(this);
			if (!_CacheByPrimaryKey.ContainsKey(DocID.ToString())) return;
			List<DocumentInfo> listDocumentInfo = _CacheByPrimaryKey[DocID.ToString()]; // Get the list of items
			while (listDocumentInfo.Contains(this)) listDocumentInfo.Remove(this); // Remove the item from the list
			if (listDocumentInfo.Count == 0) // If there are no items left in the list
				_CacheByPrimaryKey.Remove(DocID.ToString()); // remove the list
		}
		public virtual Document Get()
		{
			return _Editable = Document.Get(_DocID);
		}
		public static void Refresh(Document tmp)
		{
			string key = tmp.DocID.ToString();
			ConvertListToDictionary();
			if (_CacheByPrimaryKey.ContainsKey(key))
				foreach (DocumentInfo tmpInfo in _CacheByPrimaryKey[key])
					tmpInfo.RefreshFields(tmp);
		}
		protected virtual void RefreshFields(Document tmp)
		{
			_LibTitle = tmp.LibTitle;
			_DocContent = tmp.DocContent;
			_DocAscii = tmp.DocAscii;
			_Config = tmp.Config;
			_DTS = tmp.DTS;
			_UserID = tmp.UserID;
			_FileExtension = tmp.FileExtension;
			_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 = GetCachedByPrimaryKey(docID);
				if (tmp == null)
				{
					tmp = DataPortal.Fetch<DocumentInfo>(new PKCriteria(docID));
					AddToCache(tmp);
				}
				if (tmp.ErrorMessage == "No Record Found")
				{
					tmp.Dispose(); // Clean-up DocumentInfo
					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");
				_FileExtension = dr.GetString("FileExtension");
				_DocumentDROUsageCount = dr.GetInt32("DROUsageCount");
				_DocumentEntryCount = dr.GetInt32("EntryCount");
				_DocumentPdfCount = dr.GetInt32("PdfCount");
			}
			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