// ========================================================================
// 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.ComponentModel;
using System.Collections.Generic;
using Csla.Validation;
namespace VEPROMS.CSLA.Library
{
	/// <summary>
	///	Assignment Generated by MyGeneration using the CSLA Object Mapping template
	/// </summary>
	[Serializable()]
	[TypeConverter(typeof(AssignmentConverter))]
	public partial class Assignment : BusinessBase<Assignment>, IDisposable, IVEHasBrokenRules
	{
		#region Log4Net
		private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
		#endregion
		#region Refresh
		private List<Assignment> _RefreshAssignments = new List<Assignment>();
		private void AddToRefreshList(List<Assignment> refreshAssignments)
		{
			if (IsDirty)
				refreshAssignments.Add(this);
		}
		private void ClearRefreshList()
		{
			_RefreshAssignments = new List<Assignment>();
		}
		private void BuildRefreshList()
		{
			ClearRefreshList();
			AddToRefreshList(_RefreshAssignments);
		}
		private void ProcessRefreshList()
		{
			foreach (Assignment tmp in _RefreshAssignments)
			{
				AssignmentInfo.Refresh(tmp);
				if (tmp._MyFolder != null) FolderInfo.Refresh(tmp._MyFolder);
				if (tmp._MyGroup != null) GroupInfo.Refresh(tmp._MyGroup);
				if (tmp._MyRole != null) RoleInfo.Refresh(tmp._MyRole);
			}
			ClearRefreshList();
		}
        #endregion
        #region Collection
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Style", "IDE0044:Add readonly modifier", Justification = "Keeping Collections Not ReadOnly")]
        private static List<Assignment> _CacheList = new List<Assignment>();
		protected static void AddToCache(Assignment assignment)
		{
			if (!_CacheList.Contains(assignment)) _CacheList.Add(assignment); // In AddToCache
		}
		protected static void RemoveFromCache(Assignment assignment)
		{
			while (_CacheList.Contains(assignment)) _CacheList.Remove(assignment); // In RemoveFromCache
		}
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Style", "IDE0044:Add readonly modifier", Justification = "Keeping Collections Not ReadOnly")]
        private static Dictionary<string, List<Assignment>> _CacheByPrimaryKey = new Dictionary<string, List<Assignment>>();
		private static void ConvertListToDictionary()
		{
			while (_CacheList.Count > 0) // Move Assignment(s) from temporary _CacheList to _CacheByPrimaryKey
			{
				Assignment tmp = _CacheList[0]; // Get the first Assignment
				string pKey = tmp.AID.ToString();
				if (!_CacheByPrimaryKey.ContainsKey(pKey))
				{
					_CacheByPrimaryKey[pKey] = new List<Assignment>(); // Add new list for PrimaryKey
				}
				_CacheByPrimaryKey[pKey].Add(tmp); // Add to Primary Key list
				_CacheList.RemoveAt(0); // Remove the first Assignment
			}
		}
		protected static Assignment GetCachedByPrimaryKey(int aid)
		{
			ConvertListToDictionary();
			string key = aid.ToString();
			if (_CacheByPrimaryKey.ContainsKey(key)) return _CacheByPrimaryKey[key][0];
			return null;
		}
		#endregion
		#region Business Methods
		private string _ErrorMessage = string.Empty;
        public string ErrorMessage => _ErrorMessage;
        private static int _nextAID = -1;
        public static int NextAID => _nextAID--;
        private int _AID;
		[System.ComponentModel.DataObjectField(true, true)]
		public int AID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				return _AID;
			}
		}
		private int _GID;
		public int GID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				if (_MyGroup != null) _GID = _MyGroup.GID;
				return _GID;
			}
		}
		private Group _MyGroup;
		public Group MyGroup
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				if (_MyGroup == null && _GID != 0) _MyGroup = Group.Get(_GID);
				return _MyGroup;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				if (_MyGroup != value)
				{
					_MyGroup = value;
					_GID = value.GID;// Update underlying data field
					PropertyHasChanged();
				}
			}
		}
		private int _RID;
		public int RID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				if (_MyRole != null) _RID = _MyRole.RID;
				return _RID;
			}
		}
		private Role _MyRole;
		public Role MyRole
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				if (_MyRole == null && _RID != 0) _MyRole = Role.Get(_RID);
				return _MyRole;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				if (_MyRole != value)
				{
					_MyRole = value;
					_RID = value.RID;// Update underlying data field
					PropertyHasChanged();
				}
			}
		}
		private int _FolderID;
		public int FolderID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				if (_MyFolder != null) _FolderID = _MyFolder.FolderID;
				return _FolderID;
			}
		}
		private Folder _MyFolder;
		public Folder MyFolder
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				if (_MyFolder == null && _FolderID != 0) _MyFolder = Folder.Get(_FolderID);
				return _MyFolder;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				if (_MyFolder != value)
				{
					_MyFolder = value;
					_FolderID = value.FolderID;// Update underlying data field
					PropertyHasChanged();
				}
			}
		}
		private string _StartDate = string.Empty;
		public string StartDate
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				return _StartDate;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				if (value == null) value = string.Empty;
				_StartDate = value;
				try
				{
					SmartDate tmp = new SmartDate(value);
					if (_StartDate != tmp.ToString())
					{
						_StartDate = tmp.ToString();
						// CSLATODO: Any Cross Property Validation
					}
				}
				catch
				{
				}
				PropertyHasChanged();
			}
		}
		private string _EndDate = string.Empty;
		public string EndDate
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				return _EndDate;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				if (value == null) value = string.Empty;
				_EndDate = value;
				try
				{
					SmartDate tmp = new SmartDate(value);
					if (_EndDate != tmp.ToString())
					{
						_EndDate = tmp.ToString();
						// CSLATODO: Any Cross Property Validation
					}
				}
				catch
				{
				}
				PropertyHasChanged();
			}
		}
		private DateTime _DTS = new DateTime();
		public DateTime DTS
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				return _DTS;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				if (_DTS != value)
				{
					_DTS = value;
					PropertyHasChanged();
				}
			}
		}
		private string _UsrID = string.Empty;
		public string UsrID
		{
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			get
			{
				return _UsrID;
			}
			[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
			set
			{
				if (value == null) value = string.Empty;
				if (_UsrID != value)
				{
					_UsrID = value;
					PropertyHasChanged();
				}
			}
		}
		private byte[] _LastChanged = new byte[8];//timestamp
		public override bool IsDirty
		{
			get 
			{
				if ( base.IsDirty ) 
					return true;
				return IsDirtyList(new List<object>());
			}
		}
		public bool IsDirtyList(List<object> list)
		{
			if (base.IsDirty || list.Contains(this))
				return base.IsDirty;
			list.Add(this);
			return base.IsDirty || (_MyFolder != null && _MyFolder.IsDirtyList(list)) || (_MyGroup != null && _MyGroup.IsDirtyList(list)) || (_MyRole != null && _MyRole.IsDirtyList(list));
		}
        // CSLATODO: Check Assignment.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 Assignment</returns>
        protected override object GetIdValue() => MyAssignmentUnique; // Absolutely Unique ID
        #endregion
        #region ValidationRules
        [NonSerialized]
		private bool _CheckingBrokenRules = false;
		public IVEHasBrokenRules HasBrokenRules
		{
			get
			{
				if (_CheckingBrokenRules) return null;
				if ((IsDirty || !IsNew) && BrokenRulesCollection.Count > 0) return this;
				try
				{
					_CheckingBrokenRules = true;
					IVEHasBrokenRules hasBrokenRules = null;
					if (_MyGroup != null && (hasBrokenRules = _MyGroup.HasBrokenRules) != null) return hasBrokenRules;
					if (_MyRole != null && (hasBrokenRules = _MyRole.HasBrokenRules) != null) return hasBrokenRules;
					if (_MyFolder != null && (hasBrokenRules = _MyFolder.HasBrokenRules) != null) return hasBrokenRules;
					return hasBrokenRules;
				}
				finally
				{
					_CheckingBrokenRules = false;
				}
			}
		}
		public BrokenRulesCollection BrokenRules
		{
			get
			{
				IVEHasBrokenRules hasBrokenRules = HasBrokenRules;
				if (Equals(hasBrokenRules)) return BrokenRulesCollection;
				return hasBrokenRules?.BrokenRules;
			}
		}
		protected override void AddBusinessRules()
		{
			ValidationRules.AddRule<Assignment>(MyGroupRequired, "MyGroup");
			ValidationRules.AddRule<Assignment>(MyRoleRequired, "MyRole");
			ValidationRules.AddRule<Assignment>(MyFolderRequired, "MyFolder");
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringRequired, "StartDate");
			ValidationRules.AddRule<Assignment>(StartDateValid, "StartDate");
			ValidationRules.AddRule<Assignment>(EndDateValid, "EndDate");
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringRequired, "UsrID");
			ValidationRules.AddRule(
				Csla.Validation.CommonRules.StringMaxLength,
				new Csla.Validation.CommonRules.MaxLengthRuleArgs("UsrID", 100));
			_AssignmentExtension.AddValidationRules(ValidationRules);
			// CSLATODO:  Add other validation rules
		}
        protected override void AddInstanceBusinessRules() => _AssignmentExtension.AddInstanceValidationRules(ValidationRules);
        private static bool StartDateValid(Assignment target, Csla.Validation.RuleArgs e)
		{
			try
			{
				DateTime tmp = SmartDate.StringToDate(target._StartDate);
			}
			catch
			{
				e.Description = "Invalid Date";
				return false;
			}
			return true;
		}
		private static bool EndDateValid(Assignment target, Csla.Validation.RuleArgs e)
		{
			try
			{
				DateTime tmp = SmartDate.StringToDate(target._EndDate);
			}
			catch
			{
				e.Description = "Invalid Date";
				return false;
			}
			return true;
		}
		private static bool MyGroupRequired(Assignment target, Csla.Validation.RuleArgs e)
		{
			if (target._GID == 0 && target._MyGroup == null) // Required field missing
			{
				e.Description = "Required";
				return false;
			}
			return true;
		}
		private static bool MyRoleRequired(Assignment target, Csla.Validation.RuleArgs e)
		{
			if (target._RID == 0 && target._MyRole == null) // Required field missing
			{
				e.Description = "Required";
				return false;
			}
			return true;
		}
		private static bool MyFolderRequired(Assignment target, Csla.Validation.RuleArgs e)
		{
			if (target._FolderID == 0 && target._MyFolder == null) // Required field missing
			{
				e.Description = "Required";
				return false;
			}
			return true;
		}
        #endregion
        #region Factory Methods
        public int CurrentEditLevel => EditLevel;
        private static int _AssignmentUnique = 0;
        protected static int AssignmentUnique => ++_AssignmentUnique;
        private readonly int _MyAssignmentUnique = AssignmentUnique;
        // Absolutely Unique ID - Editable
        public int MyAssignmentUnique => _MyAssignmentUnique;
		protected Assignment()
		{/* require use of factory methods */
			AddToCache(this);
		}
		private bool _Disposed = false;
		private static int _CountCreated = 0;
		private static int _CountDisposed = 0;
		private static int _CountFinalized = 0;
        private static int IncrementCountCreated => ++_CountCreated;
        private readonly int _CountWhenCreated = IncrementCountCreated;
        public static int CountCreated => _CountCreated;
        public static int CountNotDisposed => _CountCreated - _CountDisposed;
        public static int CountNotFinalized => _CountCreated - _CountFinalized;
        ~Assignment()
		{
			_CountFinalized++;
		}
		public void Dispose()
		{
			if (_Disposed) return;
			_CountDisposed++;
			_Disposed = true;
			RemoveFromDictionaries();
		}
		private void RemoveFromDictionaries()
		{
			RemoveFromCache(this);
			if (_CacheByPrimaryKey.ContainsKey(AID.ToString()))
			{
				List<Assignment> listAssignment = _CacheByPrimaryKey[AID.ToString()]; // Get the list of items
				while (listAssignment.Contains(this)) listAssignment.Remove(this); // Remove the item from the list
				if (listAssignment.Count == 0) //If there are no items left in the list
					_CacheByPrimaryKey.Remove(AID.ToString()); // remove the list
			}
		}
		public static Assignment New()
		{
			try
			{
				return DataPortal.Create<Assignment>();
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on Assignment.New", ex);
			}
		}
		public static Assignment New(Group myGroup, Role myRole, Folder myFolder)
		{
			Assignment tmp = Assignment.New();
			tmp.MyGroup = myGroup;
			tmp.MyRole = myRole;
			tmp.MyFolder = myFolder;
			return tmp;
		}
		public static Assignment New(Group myGroup, Role myRole, Folder myFolder, string startDate, string endDate, DateTime dts, string usrID)
		{
			Assignment tmp = Assignment.New();
			tmp.MyGroup = myGroup;
			tmp.MyRole = myRole;
			tmp.MyFolder = myFolder;
			tmp.StartDate = startDate;
			tmp.EndDate = endDate;
			tmp.DTS = dts;
			tmp.UsrID = usrID;
			return tmp;
		}
		public static Assignment MakeAssignment(Group myGroup, Role myRole, Folder myFolder, string startDate, string endDate, DateTime dts, string usrID)
		{
			Assignment tmp = Assignment.New(myGroup, myRole, myFolder, startDate, endDate, dts, usrID);
			if (tmp.IsSavable)
				tmp = tmp.Save();
			else
			{
				Csla.Validation.BrokenRulesCollection brc = tmp.ValidationRules.GetBrokenRules();
				tmp._ErrorMessage = "Failed Validation:";
				foreach (Csla.Validation.BrokenRule br in brc)
				{
					tmp._ErrorMessage += "\r\n\tFailure: " + br.RuleName;
				}
			}
			return tmp;
		}
		public static Assignment New(Group myGroup, Role myRole, Folder myFolder, string endDate)
		{
			Assignment tmp = Assignment.New();
			tmp.MyGroup = myGroup;
			tmp.MyRole = myRole;
			tmp.MyFolder = myFolder;
			tmp.EndDate = endDate;
			return tmp;
		}
		public static Assignment MakeAssignment(Group myGroup, Role myRole, Folder myFolder, string endDate)
		{
			Assignment tmp = Assignment.New(myGroup, myRole, myFolder, endDate);
			if (tmp.IsSavable)
				tmp = tmp.Save();
			else
			{
				Csla.Validation.BrokenRulesCollection brc = tmp.ValidationRules.GetBrokenRules();
				tmp._ErrorMessage = "Failed Validation:";
				foreach (Csla.Validation.BrokenRule br in brc)
				{
					tmp._ErrorMessage += "\r\n\tFailure: " + br.RuleName;
				}
			}
			return tmp;
		}
		public static Assignment Get(int aid)
		{
			try
			{
				Assignment tmp = GetCachedByPrimaryKey(aid);
				if (tmp == null)
				{
					tmp = DataPortal.Fetch<Assignment>(new PKCriteria(aid));
					AddToCache(tmp);
				}
				if (tmp.ErrorMessage == "No Record Found") 
				{
					tmp.Dispose(); // Clean-up Assignment
					tmp = null;
				}
				return tmp;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on Assignment.Get", ex);
			}
		}
		public static Assignment Get(SafeDataReader dr)
		{
			if (dr.Read()) return new Assignment(dr);
			return null;
		}
        internal Assignment(SafeDataReader dr) => ReadData(dr);
        public static void Delete(int aid)
		{
			try
			{
				DataPortal.Delete(new PKCriteria(aid));
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on Assignment.Delete", ex);
			}
		}
		public override Assignment Save()
		{
			try
			{
				BuildRefreshList();
				Assignment assignment = base.Save();
				RemoveFromDictionaries(); // if save is successful remove the previous Folder from the cache
				AddToCache(assignment);//Refresh the item in AllList
				ProcessRefreshList();
				return assignment;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on CSLA Save", ex);
			}
		}
		#endregion
		#region Data Access Portal
		[Serializable()]
		protected class PKCriteria
		{
			private readonly int _AID;
            public int AID => _AID;
            public PKCriteria(int aid) => _AID = aid;
        }
		// CSLATODO: If Create needs to access DB - It should not be marked RunLocal
		[RunLocal()]
		private new void DataPortal_Create()
		{
			_AID = NextAID;
			// Database Defaults
			_StartDate = _AssignmentExtension.DefaultStartDate;
			_DTS = _AssignmentExtension.DefaultDTS;
			_UsrID = _AssignmentExtension.DefaultUsrID;
			// CSLATODO: Add any defaults that are necessary
			ValidationRules.CheckRules();
		}
		private void ReadData(SafeDataReader dr)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.ReadData", GetHashCode());
			try
			{
				_AID = dr.GetInt32("AID");
				_GID = dr.GetInt32("GID");
				_RID = dr.GetInt32("RID");
				_FolderID = dr.GetInt32("FolderID");
				_StartDate = dr.GetSmartDate("StartDate").Text;
				_EndDate = dr.GetSmartDate("EndDate").Text;
				_DTS = dr.GetDateTime("DTS");
				_UsrID = dr.GetString("UsrID");
				dr.GetBytes("LastChanged", 0, _LastChanged, 0, 8);
				MarkOld();
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Assignment.ReadData", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Assignment.ReadData", ex);
			}
		}
		private void DataPortal_Fetch(PKCriteria criteria)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.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 = "getAssignment";
						cm.Parameters.AddWithValue("@AID", criteria.AID);
						cm.CommandTimeout = Database.DefaultTimeout;
						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("Assignment.DataPortal_Fetch", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Assignment.DataPortal_Fetch", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		protected override void DataPortal_Insert()
		{
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					ApplicationContext.LocalContext["cn"] = cn;
					SQLInsert();
					// 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("Assignment.DataPortal_Insert", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Assignment.DataPortal_Insert", ex);
			}
			finally
			{
				if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.DataPortal_Insert", GetHashCode());
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		internal void SQLInsert()
		{
			if (!IsDirty) return;
			try
            {
                _MyFolder?.Update();
                _MyGroup?.Update();
                _MyRole?.Update();
                using (SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"])
                {
                    using (SqlCommand cm = cn.CreateCommand())
                    {
                        cm.CommandType = CommandType.StoredProcedure;
                        cm.CommandTimeout = Database.SQLTimeout;
                        cm.CommandText = "addAssignment";
                        // Input All Fields - Except Calculated Columns
                        cm.Parameters.AddWithValue("@GID", GID);
                        cm.Parameters.AddWithValue("@RID", RID);
                        cm.Parameters.AddWithValue("@FolderID", FolderID);
                        cm.Parameters.AddWithValue("@StartDate", new SmartDate(_StartDate).DBValue);
                        cm.Parameters.AddWithValue("@EndDate", new SmartDate(_EndDate).DBValue);
                        if (_DTS.Year >= 1753 && _DTS.Year <= 9999) cm.Parameters.AddWithValue("@DTS", _DTS);
                        cm.Parameters.AddWithValue("@UsrID", _UsrID);
                        // Output Calculated Columns
                        SqlParameter param_AID = new SqlParameter("@newAID", SqlDbType.Int)
                        {
                            Direction = ParameterDirection.Output
                        };
                        cm.Parameters.Add(param_AID);
                        SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp)
                        {
                            Direction = ParameterDirection.Output
                        };
                        cm.Parameters.Add(param_LastChanged);
                        // CSLATODO: Define any additional output parameters
                        cm.ExecuteNonQuery();
                        // Save all values being returned from the Procedure
                        _AID = (int)cm.Parameters["@newAID"].Value;
                        _LastChanged = (byte[])cm.Parameters["@newLastChanged"].Value;
                    }
                }

                MarkOld();
                // update child objects
                if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.SQLInsert", GetHashCode());
            }
            catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Assignment.SQLInsert", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Assignment.SQLInsert", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		public static byte[] Add(SqlConnection cn, ref int aid, Group myGroup, Role myRole, Folder myFolder, SmartDate startDate, SmartDate endDate, DateTime dts, string usrID)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.Add", 0);
			try
			{
				using (SqlCommand cm = cn.CreateCommand())
				{
					cm.CommandType = CommandType.StoredProcedure;
					cm.CommandTimeout = Database.SQLTimeout;
					cm.CommandText = "addAssignment";
					// Input All Fields - Except Calculated Columns
					cm.Parameters.AddWithValue("@GID", myGroup.GID);
					cm.Parameters.AddWithValue("@RID", myRole.RID);
					cm.Parameters.AddWithValue("@FolderID", myFolder.FolderID);
					cm.Parameters.AddWithValue("@StartDate", startDate.DBValue);
					cm.Parameters.AddWithValue("@EndDate", endDate.DBValue);
					if (dts.Year >= 1753 && dts.Year <= 9999) cm.Parameters.AddWithValue("@DTS", dts);
					cm.Parameters.AddWithValue("@UsrID", usrID);
                    // Output Calculated Columns
                    SqlParameter param_AID = new SqlParameter("@newAID", SqlDbType.Int)
                    {
                        Direction = ParameterDirection.Output
                    };
                    cm.Parameters.Add(param_AID);
                    SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp)
                    {
                        Direction = ParameterDirection.Output
                    };
                    cm.Parameters.Add(param_LastChanged);
					// CSLATODO: Define any additional output parameters
					cm.ExecuteNonQuery();
					// Save all values being returned from the Procedure
					aid = (int)cm.Parameters["@newAID"].Value;
					return (byte[])cm.Parameters["@newLastChanged"].Value;
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Assignment.Add", ex);
				throw new DbCslaException("Assignment.Add", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		protected override void DataPortal_Update()
		{
			if (!IsDirty) return;	// If not dirty - nothing to do
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.DataPortal_Update", GetHashCode());
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					ApplicationContext.LocalContext["cn"] = cn;
					SQLUpdate();
					// 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("Assignment.DataPortal_Update", ex);
				_ErrorMessage = ex.Message;
				if (!ex.Message.EndsWith("has been edited by another user.")) throw ex;
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		internal void SQLUpdate()
		{
			if (!IsDirty) return;	// If not dirty - nothing to do
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.SQLUpdate", GetHashCode());
			try
            {
                _MyFolder?.Update();
                _MyGroup?.Update();
                _MyRole?.Update();
                using (SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"])
                {
                    if (base.IsDirty)
                    {
                        using (SqlCommand cm = cn.CreateCommand())
                        {
                            cm.CommandType = CommandType.StoredProcedure;
                            cm.CommandTimeout = Database.SQLTimeout;
                            cm.CommandText = "updateAssignment";
                            // All Fields including Calculated Fields
                            cm.Parameters.AddWithValue("@AID", _AID);
                            cm.Parameters.AddWithValue("@GID", GID);
                            cm.Parameters.AddWithValue("@RID", RID);
                            cm.Parameters.AddWithValue("@FolderID", FolderID);
                            cm.Parameters.AddWithValue("@StartDate", new SmartDate(_StartDate).DBValue);
                            cm.Parameters.AddWithValue("@EndDate", new SmartDate(_EndDate).DBValue);
                            if (_DTS.Year >= 1753 && _DTS.Year <= 9999) cm.Parameters.AddWithValue("@DTS", _DTS);
                            cm.Parameters.AddWithValue("@UsrID", _UsrID);
                            cm.Parameters.AddWithValue("@LastChanged", _LastChanged);
                            // Output Calculated Columns
                            SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp)
                            {
                                Direction = ParameterDirection.Output
                            };
                            cm.Parameters.Add(param_LastChanged);
                            // CSLATODO: Define any additional output parameters
                            cm.ExecuteNonQuery();
                            // Save all values being returned from the Procedure
                            _LastChanged = (byte[])cm.Parameters["@newLastChanged"].Value;
                        }
                    }
                }

                MarkOld();
                // use the open connection to update child objects
            }
            catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Assignment.SQLUpdate", ex);
				_ErrorMessage = ex.Message;
				if (!ex.Message.EndsWith("has been edited by another user.")) throw ex;
			}
		}
		internal void Update()
		{
			if (!IsDirty) return;
			if (base.IsDirty)
            {
                using (SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"])
                {
                    if (IsNew)
                        _LastChanged = Assignment.Add(cn, ref _AID, _MyGroup, _MyRole, _MyFolder, new SmartDate(_StartDate), new SmartDate(_EndDate), _DTS, _UsrID);
                    else
                        _LastChanged = Assignment.Update(cn, ref _AID, _GID, _RID, _FolderID, new SmartDate(_StartDate), new SmartDate(_EndDate), _DTS, _UsrID, ref _LastChanged);
                }

                MarkOld();
            }
        }
		[Transactional(TransactionalTypes.TransactionScope)]
		public static byte[] Update(SqlConnection cn, ref int aid, int gid, int rid, int folderID, SmartDate startDate, SmartDate endDate, DateTime dts, string usrID, ref byte[] lastChanged)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.Update", 0);
			try
			{
				using (SqlCommand cm = cn.CreateCommand())
				{
					cm.CommandType = CommandType.StoredProcedure;
					cm.CommandTimeout = Database.SQLTimeout;
					cm.CommandText = "updateAssignment";
					// Input All Fields - Except Calculated Columns
					cm.Parameters.AddWithValue("@AID", aid);
					cm.Parameters.AddWithValue("@GID", gid);
					cm.Parameters.AddWithValue("@RID", rid);
					cm.Parameters.AddWithValue("@FolderID", folderID);
					cm.Parameters.AddWithValue("@StartDate", startDate);
					cm.Parameters.AddWithValue("@EndDate", endDate);
					if (dts.Year >= 1753 && dts.Year <= 9999) cm.Parameters.AddWithValue("@DTS", dts);
					cm.Parameters.AddWithValue("@UsrID", usrID);
					cm.Parameters.AddWithValue("@LastChanged", lastChanged);
                    // Output Calculated Columns
                    SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp)
                    {
                        Direction = ParameterDirection.Output
                    };
                    cm.Parameters.Add(param_LastChanged);
					// CSLATODO: Define any additional output parameters
					cm.ExecuteNonQuery();
					// Save all values being returned from the Procedure
					return (byte[])cm.Parameters["@newLastChanged"].Value;
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Assignment.Update", ex);
				throw new DbCslaException("Assignment.Update", ex);
			}
		}
        [Transactional(TransactionalTypes.TransactionScope)]
        protected override void DataPortal_DeleteSelf() => DataPortal_Delete(new PKCriteria(_AID));
        [Transactional(TransactionalTypes.TransactionScope)]
		private void DataPortal_Delete(PKCriteria criteria)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.DataPortal_Delete", GetHashCode());
			try
			{
				using (SqlConnection cn = Database.VEPROMS_SqlConnection)
				{
					using (SqlCommand cm = cn.CreateCommand())
					{
						cm.CommandType = CommandType.StoredProcedure;
						cm.CommandTimeout = Database.SQLTimeout;
						cm.CommandText = "deleteAssignment";
						cm.Parameters.AddWithValue("@AID", criteria.AID);
						cm.ExecuteNonQuery();
					}
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Assignment.DataPortal_Delete", ex);
				_ErrorMessage = ex.Message;
				throw new DbCslaException("Assignment.DataPortal_Delete", ex);
			}
		}
		[Transactional(TransactionalTypes.TransactionScope)]
		public static void Remove(SqlConnection cn, int aid)
		{
			if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.Remove", 0);
			try
			{
				using (SqlCommand cm = cn.CreateCommand())
				{
					cm.CommandType = CommandType.StoredProcedure;
					cm.CommandTimeout = Database.SQLTimeout;
					cm.CommandText = "deleteAssignment";
					// Input PK Fields
					cm.Parameters.AddWithValue("@AID", aid);
					// CSLATODO: Define any additional output parameters
					cm.ExecuteNonQuery();
				}
			}
			catch (Exception ex)
			{
				if (_MyLog.IsErrorEnabled) _MyLog.Error("Assignment.Remove", ex);
				throw new DbCslaException("Assignment.Remove", ex);
			}
		}
		#endregion
		#region Exists
		public static bool Exists(int aid)
		{
			ExistsCommand result;
			try
			{
				result = DataPortal.Execute<ExistsCommand>(new ExistsCommand(aid));
				return result.Exists;
			}
			catch (Exception ex)
			{
				throw new DbCslaException("Error on Assignment.Exists", ex);
			}
		}
		[Serializable()]
		private class ExistsCommand : CommandBase
		{
			private readonly int _AID;
			private bool _exists;
            public bool Exists => _exists;
            public ExistsCommand(int aid) => _AID = aid;
            protected override void DataPortal_Execute()
			{
				if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Assignment.DataPortal_Execute", GetHashCode());
				try
				{
					using (SqlConnection cn = Database.VEPROMS_SqlConnection)
					{
						cn.Open();
						using (SqlCommand cm = cn.CreateCommand())
						{
							cm.CommandType = CommandType.StoredProcedure;
							cm.CommandTimeout = Database.SQLTimeout;
							cm.CommandText = "existsAssignment";
							cm.Parameters.AddWithValue("@AID", _AID);
							int count = (int)cm.ExecuteScalar();
							_exists = (count > 0);
						}
					}
				}
				catch (Exception ex)
				{
					if (_MyLog.IsErrorEnabled) _MyLog.Error("Assignment.DataPortal_Execute", ex);
					throw new DbCslaException("Assignment.DataPortal_Execute", ex);
				}
			}
		}
        #endregion
        // Standard Default Code
        #region extension
        readonly AssignmentExtension _AssignmentExtension = new AssignmentExtension();
		[Serializable()]
		partial class AssignmentExtension : extensionBase
		{
		}
		[Serializable()]
		class extensionBase
		{
            // Default Values
            public virtual string DefaultStartDate => DateTime.Now.ToShortDateString();
            public virtual DateTime DefaultDTS => DateTime.Now;
            public virtual string DefaultUsrID => 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 AssignmentConverter : ExpandableObjectConverter
	{
		public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
		{
			if (destType == typeof(string) && value is Assignment assignmnt)
			{
				// Return the ToString value
				return assignmnt.ToString();
			}
			return base.ConvertTo(context, culture, value, destType);
		}
	}
	#endregion
} // Namespace