// ========================================================================
// 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;
using Csla.Validation;
namespace VEPROMS.CSLA.Library
{
	/// <summary>
	///	ContentItem Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	[TypeConverter(typeof(ContentItemConverter))]
	public partial class ContentItem : BusinessBase<ContentItem>, IVEHasBrokenRules, IDisposable
	{
		#region Log4Net
		private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
		#endregion
		#region Business Methods
		private string _ErrorMessage = string.Empty;
		public string ErrorMessage
		{
			get { return _ErrorMessage; }
		}
		private int _ItemID;
		[System.ComponentModel.DataObjectField(true, true)]
		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 Item _MyItem;
		[System.ComponentModel.DataObjectField(true, true)]
		public Item MyItem
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("MyItem", true);
				if (_MyItem == null && _ItemID != 0) _MyItem = Item.Get(_ItemID);
				return _MyItem;
			}
		}
		private int? _PreviousID;
		public int? PreviousID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("PreviousID", true);
				if (_MyPrevious != null) _PreviousID = _MyPrevious.ItemID;
				return _PreviousID;
			}
		}
		private Item _MyPrevious;
		public Item MyPrevious
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("MyPrevious", true);
				if (_MyPrevious == null && _PreviousID != null) _MyPrevious = Item.Get((int)_PreviousID);
				return _MyPrevious;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("MyPrevious", true);
				if ((_MyPrevious == null ? _PreviousID : (int?)_MyPrevious.ItemID) != (value == null ? null : (int?)value.ItemID))
				{
					_MyPrevious = value;
					_PreviousID = (value == null ? null : (int?)value.ItemID);
					PropertyHasChanged();
				}
			}
		}
		private DateTime _DTS = new DateTime();
		public DateTime DTS
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("DTS", true);
				return _DTS;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("DTS", true);
				if (_DTS != value)
				{
					_DTS = value;
					PropertyHasChanged();
				}
			}
		}
		private string _UserID = string.Empty;
		public string UserID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				CanReadProperty("UserID", true);
				return _UserID;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				CanWriteProperty("UserID", true);
				if (value == null) value = string.Empty;
				if (_UserID != value)
				{
					_UserID = value;
					PropertyHasChanged();
				}
			}
		}
		private byte[] _LastChanged = new byte[8];//timestamp
		// CSLATODO: Check ContentItem.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 ContentItem</returns>
		protected override object GetIdValue()
		{
			return MyContentItemUnique; // Absolutely Unique ID
		}
		// CSLATODO: Replace base ContentItem.ToString function as necessary
		/// <summary>
		/// Overrides Base ToString
		/// </summary>
		/// <returns>A string representation of current ContentItem</returns>
		//public override string ToString()
		//{
		//  return base.ToString();
		//}
		public override bool IsDirty
		{
			get { return base.IsDirty; }
		}
		public bool IsDirtyList(List<object> list)
		{
			return base.IsDirty;
		}
		public override bool IsValid
		{
			get { return (IsNew && !IsDirty) ? true : base.IsValid; }
		}
		public bool IsValidList(List<object> list)
		{
			return (IsNew && !IsDirty) ? true : base.IsValid;
		}
		#endregion
		#region ValidationRules
		[NonSerialized]
		private bool _CheckingBrokenRules = false;
		public IVEHasBrokenRules HasBrokenRules
		{
			get
			{
				if (_CheckingBrokenRules) return null;
				if (BrokenRulesCollection.Count > 0) return this;
				try
				{
					_CheckingBrokenRules = true;
					IVEHasBrokenRules hasBrokenRules = null;
					if (_MyItem != null && (hasBrokenRules = _MyItem.HasBrokenRules) != null) return hasBrokenRules;
					return hasBrokenRules;
				}
				finally
				{
					_CheckingBrokenRules = false;
				}
			}
		}
		public BrokenRulesCollection BrokenRules
		{
			get
			{
				IVEHasBrokenRules hasBrokenRules = HasBrokenRules;
				if (this.Equals(hasBrokenRules)) return BrokenRulesCollection;
				return (hasBrokenRules != null ? hasBrokenRules.BrokenRules : null);
			}
		}
		protected override void AddBusinessRules()
		{
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringRequired, "UserID");
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringMaxLength,
				new Csla.Validation.CommonRules.MaxLengthRuleArgs("UserID", 100));
			// CSLATODO:  Add other validation rules
		}
		// Sample data comparison validation rule
		//private bool StartDateGTEndDate(object target, Csla.Validation.RuleArgs e)
		//{
		//	if (_started > _ended)
		//	{
		//		e.Description = "Start date can't be after end date";
		//		return false;
		//	}
		//	else
		//		return true;
		//}
		#endregion
		#region Authorization Rules
		protected override void AddAuthorizationRules()
		{
			//CSLATODO: Who can read/write which fields
			//AuthorizationRules.AllowRead(ItemID, "<Role(s)>");
			//AuthorizationRules.AllowRead(PreviousID, "<Role(s)>");
			//AuthorizationRules.AllowWrite(PreviousID, "<Role(s)>");
			//AuthorizationRules.AllowRead(DTS, "<Role(s)>");
			//AuthorizationRules.AllowWrite(DTS, "<Role(s)>");
			//AuthorizationRules.AllowRead(UserID, "<Role(s)>");
			//AuthorizationRules.AllowWrite(UserID, "<Role(s)>");
		}
		public static bool CanAddObject()
		{
			// CSLATODO: Can Add Authorization
			//return Csla.ApplicationContext.User.IsInRole("ProjectManager");
			return true;
		}
		public static bool CanGetObject()
		{
			// CSLATODO: CanGet Authorization
			return true;
		}
		public static bool CanDeleteObject()
		{
			// CSLATODO: CanDelete Authorization
			//bool result = false;
			//if (Csla.ApplicationContext.User.IsInRole("ProjectManager"))result = true;
			//if (Csla.ApplicationContext.User.IsInRole("Administrator"))result = true;
			//return result;
			return true;
		}
		public static bool CanEditObject()
		{
			// CSLATODO: CanEdit Authorization
			//return Csla.ApplicationContext.User.IsInRole("ProjectManager");
			return true;
		}
		#endregion
		#region Factory Methods
		public int CurrentEditLevel
		{ get { return EditLevel; } }
		private static int _ContentItemUnique = 0;
		private static int ContentItemUnique
		{ get { return ++_ContentItemUnique; } }
		private int _MyContentItemUnique = ContentItemUnique;
		public int MyContentItemUnique // Absolutely Unique ID - Editable FK
		{ get { return _MyContentItemUnique; } }
		internal static ContentItem New()
		{
			return new ContentItem();
		}
		internal static ContentItem Get(SafeDataReader dr)
		{
			return new ContentItem(dr);
		}
		public ContentItem()
		{
			MarkAsChild();
			_ItemID = Item.NextItemID;
			_DTS = _ContentItemExtension.DefaultDTS;
			_UserID = _ContentItemExtension.DefaultUserID;
			ValidationRules.CheckRules();
		}
		internal ContentItem(SafeDataReader dr)
		{
			MarkAsChild();
			Fetch(dr);
		}
		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; } }
		~ContentItem()
		{
			_CountFinalized++;
		}
		public void Dispose()
		{
			if (_Disposed) return;
			_CountDisposed++;
			_Disposed = true;
		}
		#endregion
		#region Data Access Portal
		private void Fetch(SafeDataReader dr)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] ContentItem.FetchDR", GetHashCode());
			try
			{
				_ItemID = dr.GetInt32("ItemID");
				_PreviousID = (int?)dr.GetValue("PreviousID");
				_DTS = dr.GetDateTime("DTS");
				_UserID = dr.GetString("UserID");
				dr.GetBytes("LastChanged", 0, _LastChanged, 0, 8);
			}
			catch (Exception ex) // FKItem Fetch
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("ContentItem.FetchDR", ex);
				throw new DbCslaException("ContentItem.Fetch", ex);
			}
			MarkOld();
		}
		internal void Insert(Content myContent)
		{
			// if we're not dirty then don't update the database
			if (!this.IsDirty) return;
			SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
			_LastChanged = Item.Add(cn, ref _ItemID, Item.Get((int)_PreviousID), myContent, _DTS, _UserID);
			MarkOld();
		}
		internal void Update(Content myContent)
		{
			// if we're not dirty then don't update the database
			if (!this.IsDirty) return;
			SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
			_LastChanged = Item.Update(cn, ref _ItemID, _PreviousID, myContent.ContentID, _DTS, _UserID, ref _LastChanged);
			MarkOld();
		}
		internal void DeleteSelf(Content myContent)
		{
			// if we're not dirty then don't update the database
			if (!this.IsDirty) return;
			// if we're new then don't update the database
			if (this.IsNew) return;
			SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
			Item.Remove(cn, _ItemID);
			MarkNew();
		}
		#endregion
		// Standard Default Code
		#region extension
		ContentItemExtension _ContentItemExtension = new ContentItemExtension();
		[Serializable()]
		partial class ContentItemExtension : extensionBase
		{
		}
		[Serializable()]
		class extensionBase
		{
			// Default Values
			public virtual DateTime DefaultDTS
			{
				get { return DateTime.Now; }
			}
			public virtual string DefaultUserID
			{
				get { return Volian.Base.Library.VlnSettings.UserID; }
			}
			// Authorization Rules
			public virtual void AddAuthorizationRules(Csla.Security.AuthorizationRules rules)
			{
				// Needs to be overriden to add new authorization rules
			}
			// Instance Authorization Rules
			public virtual void AddInstanceAuthorizationRules(Csla.Security.AuthorizationRules rules)
			{
				// Needs to be overriden to add new authorization rules
			}
			// Validation Rules
			public virtual void AddValidationRules(Csla.Validation.ValidationRules rules)
			{
				// Needs to be overriden to add new validation rules
			}
			// InstanceValidation Rules
			public virtual void AddInstanceValidationRules(Csla.Validation.ValidationRules rules)
			{
				// Needs to be overriden to add new validation rules
			}
		}
		#endregion
	} // Class
	#region Converter
	internal class ContentItemConverter : ExpandableObjectConverter
	{
		public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
		{
			if (destType == typeof(string) && value is ContentItem)
			{
				// Return the ToString value
				return ((ContentItem)value).ToString();
			}
			return base.ConvertTo(context, culture, value, destType);
		}
	}
	#endregion
} // Namespace


//// The following is a sample Extension File.  You can use it to create ContentItemExt.cs
//using System;
//using System.Collections.Generic;
//using System.Text;
//using Csla;

//namespace VEPROMS.CSLA.Library
//{
//  public partial class ContentItem
//  {
//    partial class ContentItemExtension : extensionBase
//    {
//      // CSLATODO: Override automatic defaults
//      public virtual DateTime DefaultDTS
//      {
//        get { return DateTime.Now; }
//      }
//      public virtual string DefaultUserID
//      {
//        get { return Environment.UserName.ToUpper(); }
//      }
//      public new void AddAuthorizationRules(Csla.Security.AuthorizationRules rules)
//      {
//        //rules.AllowRead(Dbid, "<Role(s)>");
//      }
//      public new void AddInstanceAuthorizationRules(Csla.Security.AuthorizationRules rules)
//      {
//        //rules.AllowInstanceRead(Dbid, "<Role(s)>");
//      }
//      public new void AddValidationRules(Csla.Validation.ValidationRules rules)
//      {
//        rules.AddRule(
//          Csla.Validation.CommonRules.StringMaxLength,
//          new Csla.Validation.CommonRules.MaxLengthRuleArgs("Name", 100));
//      }
//      public new void AddInstanceValidationRules(Csla.Validation.ValidationRules rules)
//      {
//        rules.AddInstanceRule(/* Instance Validation Rule */);
//      }
//    }
//  }
//}