// ========================================================================
// 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>
    ///	Check Generated by MyGeneration using the CSLA Object Mapping template
    /// </summary>
    [Serializable()]
    [TypeConverter(typeof(CheckConverter))]
    public partial class Check : BusinessBase<Check>, IDisposable, IVEHasBrokenRules
    {
        #region Log4Net
        private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
        #endregion
        #region Refresh
        private List<Check> _RefreshChecks = new List<Check>();
        private void AddToRefreshList(List<Check> refreshChecks)
        {
            if (IsDirty)
                refreshChecks.Add(this);
        }
        private void ClearRefreshList() => _RefreshChecks = new List<Check>();
        private void BuildRefreshList()
        {
            ClearRefreshList();
            AddToRefreshList(_RefreshChecks);
        }
        private void ProcessRefreshList()
        {
            foreach (Check tmp in _RefreshChecks)
            {
                CheckInfo.Refresh(tmp);
                if (tmp._MyRevision != null) RevisionInfo.Refresh(tmp._MyRevision);
                if (tmp._MyStage != null) StageInfo.Refresh(tmp._MyStage);
            }
            ClearRefreshList();
        }
        #endregion
        #region Collection
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Style", "IDE0044:Add readonly modifier", Justification = "Keeping Collections Not ReadOnly")]
        private static List<Check> _CacheList = new List<Check>();
        protected static void AddToCache(Check check)
        {
            if (!_CacheList.Contains(check)) _CacheList.Add(check); // In AddToCache
        }
        protected static void RemoveFromCache(Check check)
        {
            while (_CacheList.Contains(check)) _CacheList.Remove(check); // In RemoveFromCache
        }
        [System.Diagnostics.CodeAnalysis.SuppressMessage("Style", "IDE0044:Add readonly modifier", Justification = "Keeping Collections Not ReadOnly")]
        private static Dictionary<string, List<Check>> _CacheByPrimaryKey = new Dictionary<string, List<Check>>();
        private static void ConvertListToDictionary()
        {
            while (_CacheList.Count > 0) // Move Check(s) from temporary _CacheList to _CacheByPrimaryKey
            {
                Check tmp = _CacheList[0]; // Get the first Check
                string pKey = tmp.CheckID.ToString();
                if (!_CacheByPrimaryKey.ContainsKey(pKey))
                {
                    _CacheByPrimaryKey[pKey] = new List<Check>(); // Add new list for PrimaryKey
                }
                _CacheByPrimaryKey[pKey].Add(tmp); // Add to Primary Key list
                _CacheList.RemoveAt(0); // Remove the first Check
            }
        }
        protected static Check GetCachedByPrimaryKey(int checkID)
        {
            ConvertListToDictionary();
            string key = checkID.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 _nextCheckID = -1;
        public static int NextCheckID => _nextCheckID--;
        private int _CheckID;
        [System.ComponentModel.DataObjectField(true, true)]
        public int CheckID
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _CheckID;
            }
        }
        private int _RevisionID;
        public int RevisionID
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_MyRevision != null) _RevisionID = _MyRevision.RevisionID;
                return _RevisionID;
            }
        }
        private Revision _MyRevision;
        public Revision MyRevision
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_MyRevision == null && _RevisionID != 0) _MyRevision = Revision.Get(_RevisionID);
                return _MyRevision;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (_MyRevision != value)
                {
                    _MyRevision = value;
                    _RevisionID = value.RevisionID;// Update underlying data field
                    PropertyHasChanged();
                }
            }
        }
        private int _StageID;
        public int StageID
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_MyStage != null) _StageID = _MyStage.StageID;
                return _StageID;
            }
        }
        private Stage _MyStage;
        public Stage MyStage
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_MyStage == null && _StageID != 0) _MyStage = Stage.GetJustStage(_StageID);
                return _MyStage;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (_MyStage != value)
                {
                    _MyStage = value;
                    _StageID = value.StageID;// Update underlying data field
                    PropertyHasChanged();
                }
            }
        }
        private string _ConsistencyChecks = string.Empty;
        public string ConsistencyChecks
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ConsistencyChecks;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (value == null) value = string.Empty;
                if (_ConsistencyChecks != value)
                {
                    _ConsistencyChecks = value;
                    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 _UserID = string.Empty;
        public string UserID
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _UserID;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (value == null) value = string.Empty;
                if (_UserID != value)
                {
                    _UserID = 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 || (_MyRevision != null && _MyRevision.IsDirtyList(list)) || (_MyStage != null && _MyStage.IsDirtyList(list));
        }
        public override bool IsValid
        {
            get { return IsValidList(new List<object>()); }
        }
        public bool IsValidList(List<object> list)
        {
            if (list.Contains(this))
                return (IsNew && !IsDirty) || base.IsValid;
            list.Add(this);
            return ((IsNew && !IsDirty) || base.IsValid) && (_MyRevision == null || _MyRevision.IsValidList(list)) && (_MyStage == null || _MyStage.IsValidList(list));
        }
        /// <summary>
        /// Overrides Base GetIdValue - Used internally by CSLA to determine equality
        /// </summary>
        /// <returns>A Unique ID for the current Check</returns>
        protected override object GetIdValue()
        {
            return MyCheckUnique; // 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 (_MyRevision != null && (hasBrokenRules = _MyRevision.HasBrokenRules) != null) return hasBrokenRules;
                    if (_MyStage != null && (hasBrokenRules = _MyStage.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<Check>(MyRevisionRequired, "MyRevision");
            ValidationRules.AddRule<Check>(MyStageRequired, "MyStage");
            ValidationRules.AddRule(
                Csla.Validation.CommonRules.StringMaxLength,
                new Csla.Validation.CommonRules.MaxLengthRuleArgs("ConsistencyChecks", 1073741823));
            ValidationRules.AddRule(
                Csla.Validation.CommonRules.StringRequired, "UserID");
            ValidationRules.AddRule(
                Csla.Validation.CommonRules.StringMaxLength,
                new Csla.Validation.CommonRules.MaxLengthRuleArgs("UserID", 100));
            _CheckExtension.AddValidationRules(ValidationRules);
            // CSLATODO:  Add other validation rules
        }
        protected override void AddInstanceBusinessRules()
        {
            _CheckExtension.AddInstanceValidationRules(ValidationRules);
        }
        private static bool MyRevisionRequired(Check target, Csla.Validation.RuleArgs e)
        {
            if (target._RevisionID == 0 && target._MyRevision == null) // Required field missing
            {
                e.Description = "Required";
                return false;
            }
            return true;
        }
        private static bool MyStageRequired(Check target, Csla.Validation.RuleArgs e)
        {
            if (target._StageID == 0 && target._MyStage == null) // Required field missing
            {
                e.Description = "Required";
                return false;
            }
            return true;
        }
        #endregion
        #region Factory Methods
        public int CurrentEditLevel => EditLevel;
        private static int _CheckUnique = 0;
        protected static int CheckUnique => ++_CheckUnique;
        private readonly int _MyCheckUnique = CheckUnique;
        // Absolutely Unique ID - Editable
        public int MyCheckUnique => _MyCheckUnique;
        protected Check()
        {/* 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;
        ~Check()
        {
            _CountFinalized++;
        }
        public void Dispose()
        {
            if (_Disposed) return;
            _CountDisposed++;
            _Disposed = true;
            RemoveFromDictionaries();
        }
        private void RemoveFromDictionaries()
        {
            RemoveFromCache(this);
            if (_CacheByPrimaryKey.ContainsKey(CheckID.ToString()))
            {
                List<Check> listCheck = _CacheByPrimaryKey[CheckID.ToString()]; // Get the list of items
                while (listCheck.Contains(this)) listCheck.Remove(this); // Remove the item from the list
                if (listCheck.Count == 0) //If there are no items left in the list
                    _CacheByPrimaryKey.Remove(CheckID.ToString()); // remove the list
            }
        }
        public static Check New()
        {
            try
            {
                return DataPortal.Create<Check>();
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on Check.New", ex);
            }
        }
        public static Check New(Revision myRevision, Stage myStage)
        {
            Check tmp = Check.New();
            tmp.MyRevision = myRevision;
            tmp.MyStage = myStage;
            return tmp;
        }
        public static Check New(Revision myRevision, Stage myStage, string consistencyChecks, DateTime dts, string userID)
        {
            Check tmp = Check.New();
            tmp.MyRevision = myRevision;
            tmp.MyStage = myStage;
            tmp.ConsistencyChecks = consistencyChecks;
            tmp.DTS = dts;
            tmp.UserID = userID;
            return tmp;
        }
        public static Check MakeCheck(Revision myRevision, Stage myStage, string consistencyChecks, DateTime dts, string userID)
        {
            Check tmp = Check.New(myRevision, myStage, consistencyChecks, dts, userID);
            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 Check New(Revision myRevision, Stage myStage, string consistencyChecks)
        {
            Check tmp = Check.New();
            tmp.MyRevision = myRevision;
            tmp.MyStage = myStage;
            tmp.ConsistencyChecks = consistencyChecks;
            return tmp;
        }
        public static Check MakeCheck(Revision myRevision, Stage myStage, string consistencyChecks)
        {
            Check tmp = Check.New(myRevision, myStage, consistencyChecks);
            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 Check Get(int checkID)
        {
            try
            {
                Check tmp = GetCachedByPrimaryKey(checkID);
                if (tmp == null)
                {
                    tmp = DataPortal.Fetch<Check>(new PKCriteria(checkID));
                    AddToCache(tmp);
                }
                if (tmp.ErrorMessage == "No Record Found")
                {
                    tmp.Dispose(); // Clean-up Check
                    tmp = null;
                }
                return tmp;
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on Check.Get", ex);
            }
        }
        public static Check Get(SafeDataReader dr)
        {
            if (dr.Read()) return new Check(dr);
            return null;
        }
        internal Check(SafeDataReader dr) => ReadData(dr);
        public static void Delete(int checkID)
        {
            try
            {
                DataPortal.Delete(new PKCriteria(checkID));
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on Check.Delete", ex);
            }
        }
        public override Check Save()
        {
            try
            {
                BuildRefreshList();
                Check check = base.Save();
                RemoveFromDictionaries(); // if save is successful remove the previous Folder from the cache
                AddToCache(check);//Refresh the item in AllList
                ProcessRefreshList();
                return check;
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on CSLA Save", ex);
            }
        }
        #endregion
        #region Data Access Portal
        [Serializable()]
        protected class PKCriteria
        {
            private readonly int _CheckID;
            public int CheckID => _CheckID;
            public PKCriteria(int checkID) => _CheckID = checkID;
        }
        // CSLATODO: If Create needs to access DB - It should not be marked RunLocal
        [RunLocal()]
        private new void DataPortal_Create()
        {
            _CheckID = NextCheckID;
            // Database Defaults
            _DTS = _CheckExtension.DefaultDTS;
            _UserID = _CheckExtension.DefaultUserID;
            // CSLATODO: Add any defaults that are necessary
            ValidationRules.CheckRules();
        }
        private void ReadData(SafeDataReader dr)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.ReadData", GetHashCode());
            try
            {
                _CheckID = dr.GetInt32("CheckID");
                _RevisionID = dr.GetInt32("RevisionID");
                _StageID = dr.GetInt32("StageID");
                _ConsistencyChecks = dr.GetString("ConsistencyChecks");
                _DTS = dr.GetDateTime("DTS");
                _UserID = dr.GetString("UserID");
                dr.GetBytes("LastChanged", 0, _LastChanged, 0, 8);
                MarkOld();
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Check.ReadData", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Check.ReadData", ex);
            }
        }
        private void DataPortal_Fetch(PKCriteria criteria)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.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 = "getCheck";
                        cm.Parameters.AddWithValue("@CheckID", criteria.CheckID);
                        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("Check.DataPortal_Fetch", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Check.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("Check.DataPortal_Insert", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Check.DataPortal_Insert", ex);
            }
            finally
            {
                if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.DataPortal_Insert", GetHashCode());
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        internal void SQLInsert()
        {
            if (!IsDirty) return;
            try
            {
                _MyRevision?.Update();
                _MyStage?.Update();
                using (SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"])
                {
                    using (SqlCommand cm = cn.CreateCommand())
                    {
                        cm.CommandType = CommandType.StoredProcedure;
                        cm.CommandTimeout = Database.SQLTimeout;
                        cm.CommandText = "addCheck";
                        // Input All Fields - Except Calculated Columns
                        cm.Parameters.AddWithValue("@RevisionID", RevisionID);
                        cm.Parameters.AddWithValue("@StageID", StageID);
                        cm.Parameters.AddWithValue("@ConsistencyChecks", _ConsistencyChecks);
                        if (_DTS.Year >= 1753 && _DTS.Year <= 9999) cm.Parameters.AddWithValue("@DTS", _DTS);
                        cm.Parameters.AddWithValue("@UserID", _UserID);
                        // Output Calculated Columns
                        SqlParameter param_CheckID = new SqlParameter("@newCheckID", SqlDbType.Int)
                        {
                            Direction = ParameterDirection.Output
                        };
                        cm.Parameters.Add(param_CheckID);
                        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
                        _CheckID = (int)cm.Parameters["@newCheckID"].Value;
                        _LastChanged = (byte[])cm.Parameters["@newLastChanged"].Value;
                    }
                }

                MarkOld();
                // update child objects
                if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.SQLInsert", GetHashCode());
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Check.SQLInsert", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Check.SQLInsert", ex);
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        public static byte[] Add(SqlConnection cn, ref int checkID, Revision myRevision, Stage myStage, string consistencyChecks, DateTime dts, string userID)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.Add", 0);
            try
            {
                using (SqlCommand cm = cn.CreateCommand())
                {
                    cm.CommandType = CommandType.StoredProcedure;
                    cm.CommandTimeout = Database.SQLTimeout;
                    cm.CommandText = "addCheck";
                    // Input All Fields - Except Calculated Columns
                    cm.Parameters.AddWithValue("@RevisionID", myRevision.RevisionID);
                    cm.Parameters.AddWithValue("@StageID", myStage.StageID);
                    cm.Parameters.AddWithValue("@ConsistencyChecks", consistencyChecks);
                    if (dts.Year >= 1753 && dts.Year <= 9999) cm.Parameters.AddWithValue("@DTS", dts);
                    cm.Parameters.AddWithValue("@UserID", userID);
                    // Output Calculated Columns
                    SqlParameter param_CheckID = new SqlParameter("@newCheckID", SqlDbType.Int)
                    {
                        Direction = ParameterDirection.Output
                    };
                    cm.Parameters.Add(param_CheckID);
                    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
                    checkID = (int)cm.Parameters["@newCheckID"].Value;
                    return (byte[])cm.Parameters["@newLastChanged"].Value;
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Check.Add", ex);
                throw new DbCslaException("Check.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}] Check.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("Check.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}] Check.SQLUpdate", GetHashCode());
            try
            {
                _MyRevision?.Update();
                _MyStage?.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 = "updateCheck";
                            // All Fields including Calculated Fields
                            cm.Parameters.AddWithValue("@CheckID", _CheckID);
                            cm.Parameters.AddWithValue("@RevisionID", RevisionID);
                            cm.Parameters.AddWithValue("@StageID", StageID);
                            cm.Parameters.AddWithValue("@ConsistencyChecks", _ConsistencyChecks);
                            if (_DTS.Year >= 1753 && _DTS.Year <= 9999) cm.Parameters.AddWithValue("@DTS", _DTS);
                            cm.Parameters.AddWithValue("@UserID", _UserID);
                            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("Check.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 = Check.Add(cn, ref _CheckID, _MyRevision, _MyStage, _ConsistencyChecks, _DTS, _UserID);
                    else
                        _LastChanged = Check.Update(cn, ref _CheckID, _RevisionID, _StageID, _ConsistencyChecks, _DTS, _UserID, ref _LastChanged);
                }

                MarkOld();
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        public static byte[] Update(SqlConnection cn, ref int checkID, int revisionID, int stageID, string consistencyChecks, DateTime dts, string userID, ref byte[] lastChanged)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.Update", 0);
            try
            {
                using (SqlCommand cm = cn.CreateCommand())
                {
                    cm.CommandType = CommandType.StoredProcedure;
                    cm.CommandTimeout = Database.SQLTimeout;
                    cm.CommandText = "updateCheck";
                    // Input All Fields - Except Calculated Columns
                    cm.Parameters.AddWithValue("@CheckID", checkID);
                    cm.Parameters.AddWithValue("@RevisionID", revisionID);
                    cm.Parameters.AddWithValue("@StageID", stageID);
                    cm.Parameters.AddWithValue("@ConsistencyChecks", consistencyChecks);
                    if (dts.Year >= 1753 && dts.Year <= 9999) cm.Parameters.AddWithValue("@DTS", dts);
                    cm.Parameters.AddWithValue("@UserID", userID);
                    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("Check.Update", ex);
                throw new DbCslaException("Check.Update", ex);
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        protected override void DataPortal_DeleteSelf() => DataPortal_Delete(new PKCriteria(_CheckID));
        [Transactional(TransactionalTypes.TransactionScope)]
        private void DataPortal_Delete(PKCriteria criteria)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.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 = "deleteCheck";
                        cm.Parameters.AddWithValue("@CheckID", criteria.CheckID);
                        cm.ExecuteNonQuery();
                    }
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Check.DataPortal_Delete", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Check.DataPortal_Delete", ex);
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        public static void Remove(SqlConnection cn, int checkID)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.Remove", 0);
            try
            {
                using (SqlCommand cm = cn.CreateCommand())
                {
                    cm.CommandType = CommandType.StoredProcedure;
                    cm.CommandTimeout = Database.SQLTimeout;
                    cm.CommandText = "deleteCheck";
                    // Input PK Fields
                    cm.Parameters.AddWithValue("@CheckID", checkID);
                    // CSLATODO: Define any additional output parameters
                    cm.ExecuteNonQuery();
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Check.Remove", ex);
                throw new DbCslaException("Check.Remove", ex);
            }
        }
        #endregion
        #region Exists
        public static bool Exists(int checkID)
        {
            ExistsCommand result;
            try
            {
                result = DataPortal.Execute<ExistsCommand>(new ExistsCommand(checkID));
                return result.Exists;
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on Check.Exists", ex);
            }
        }
        [Serializable()]
        private class ExistsCommand : CommandBase
        {
            private readonly int _CheckID;
            private bool _exists;
            public bool Exists => _exists;
            public ExistsCommand(int checkID) => _CheckID = checkID;
            protected override void DataPortal_Execute()
            {
                if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Check.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 = "existsCheck";
                            cm.Parameters.AddWithValue("@CheckID", _CheckID);
                            int count = (int)cm.ExecuteScalar();
                            _exists = (count > 0);
                        }
                    }
                }
                catch (Exception ex)
                {
                    if (_MyLog.IsErrorEnabled) _MyLog.Error("Check.DataPortal_Execute", ex);
                    throw new DbCslaException("Check.DataPortal_Execute", ex);
                }
            }
        }
        #endregion
        // Standard Default Code
        #region extension
        readonly CheckExtension _CheckExtension = new CheckExtension();
        [Serializable()]
        partial class CheckExtension : extensionBase
        {
        }
        [Serializable()]
        class extensionBase
        {
            // Default Values
            public virtual DateTime DefaultDTS => DateTime.Now;
            public virtual string DefaultUserID => 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 CheckConverter : ExpandableObjectConverter
    {
        public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
        {
            if (destType == typeof(string) && value is Check check)
            {
                // Return the ToString value
                return check.ToString();
            }
            return base.ConvertTo(context, culture, value, destType);
        }
    }
    #endregion
} // Namespace