// ========================================================================
// Copyright 2006 - 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;

namespace Volian.CSLA.Library
{
	/// <summary>
	///	AssignmentInfoList Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	public partial class AssignmentInfoList : ReadOnlyListBase<AssignmentInfoList, AssignmentInfo>
	{
		#region Factory Methods
		/// <summary>
		/// Return a list of all projects.
		/// </summary>
		public static AssignmentInfoList Get()
		{
			return DataPortal.Fetch<AssignmentInfoList>(new Criteria());
		}
		// TODO: Add alternative gets - 
		//public static AssignmentInfoList Get(<criteria>)
		//{
		//  return DataPortal.Fetch<AssignmentInfoList>(new FilteredCriteria(<criteria>));
		//}
		public static AssignmentInfoList GetByFolder(int folderID)
		{
			return DataPortal.Fetch<AssignmentInfoList>(new FolderCriteria(folderID));
		}
		public static AssignmentInfoList GetByGroup(int gid)
		{
			return DataPortal.Fetch<AssignmentInfoList>(new GroupCriteria(gid));
		}
		public static AssignmentInfoList GetByRole(int rid)
		{
			return DataPortal.Fetch<AssignmentInfoList>(new RoleCriteria(rid));
		}
		private AssignmentInfoList()
		{ /* require use of factory methods */ }
		#endregion
		#region Data Access Portal
		[Serializable()]
		private class Criteria
		{ /* no criteria - retrieve all rows */ }
		private void DataPortal_Fetch(Criteria criteria)
		{
			this.RaiseListChangedEvents = false;
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandText = "getAssignments";
						using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
						{
							IsReadOnly = false;
							while (dr.Read()) this.Add(new AssignmentInfo(dr));
							IsReadOnly = true;
						}
					}
				}
			}
			catch (Exception ex)
			{
				Database.LogException("AssignmentInfoList.DataPortal_Fetch", ex);
				throw new DbCslaException("AssignmentInfoList.DataPortal_Fetch", ex);
			}
			this.RaiseListChangedEvents = true;
		}
		[Serializable()]
		private class FolderCriteria
		{
			public FolderCriteria(int folderID)
			{
				_FolderID = folderID;
			}
			private int _FolderID;
			public int FolderID
			{
				get { return _FolderID; }
				set { _FolderID = value; }
			}
		}
		private void DataPortal_Fetch(FolderCriteria criteria)
		{
			this.RaiseListChangedEvents = false;
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandText = "getAssignmentsByFolder";
						cm.Parameters.AddWithValue("@FolderID", criteria.FolderID);
						using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
						{
							IsReadOnly = false;
							while (dr.Read()) this.Add(new AssignmentInfo(dr));
							IsReadOnly = true;
						}
					}
				}
			}
			catch (Exception ex)
			{
				Database.LogException("AssignmentInfoList.DataPortal_Fetch", ex);
				throw new DbCslaException("AssignmentInfoList.DataPortal_Fetch", ex);
			}
			this.RaiseListChangedEvents = true;
		}
		[Serializable()]
		private class GroupCriteria
		{
			public GroupCriteria(int gid)
			{
				_GID = gid;
			}
			private int _GID;
			public int GID
			{
				get { return _GID; }
				set { _GID = value; }
			}
		}
		private void DataPortal_Fetch(GroupCriteria criteria)
		{
			this.RaiseListChangedEvents = false;
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandText = "getAssignmentsByGroup";
						cm.Parameters.AddWithValue("@GID", criteria.GID);
						using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
						{
							IsReadOnly = false;
							while (dr.Read()) this.Add(new AssignmentInfo(dr));
							IsReadOnly = true;
						}
					}
				}
			}
			catch (Exception ex)
			{
				Database.LogException("AssignmentInfoList.DataPortal_Fetch", ex);
				throw new DbCslaException("AssignmentInfoList.DataPortal_Fetch", ex);
			}
			this.RaiseListChangedEvents = true;
		}
		[Serializable()]
		private class RoleCriteria
		{
			public RoleCriteria(int rid)
			{
				_RID = rid;
			}
			private int _RID;
			public int RID
			{
				get { return _RID; }
				set { _RID = value; }
			}
		}
		private void DataPortal_Fetch(RoleCriteria criteria)
		{
			this.RaiseListChangedEvents = false;
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandText = "getAssignmentsByRole";
						cm.Parameters.AddWithValue("@RID", criteria.RID);
						using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
						{
							IsReadOnly = false;
							while (dr.Read()) this.Add(new AssignmentInfo(dr));
							IsReadOnly = true;
						}
					}
				}
			}
			catch (Exception ex)
			{
				Database.LogException("AssignmentInfoList.DataPortal_Fetch", ex);
				throw new DbCslaException("AssignmentInfoList.DataPortal_Fetch", ex);
			}
			this.RaiseListChangedEvents = true;
		}
		#endregion
	} // Class
} // Namespace