///////////////////////////////////////////////////////////
//  UserTimeZoneOffsetFetcher.cs
//  Implementation of Class UserTimeZoneOffsetFetcher
//  CSLA type: Read-only object
//  Created on: 20091111
//  Object design: John 
//	Coded: 20091111
///////////////////////////////////////////////////////////

using System;
using System.Data;
using CSLA.Data;
using GZTW.Data;
using CSLA;
using System.Threading;
using CSLA.Security;
using System.ComponentModel;



namespace GZTW.AyaNova.BLL
{
    //case 58
    /// <summary>
    ///Quickly fetch users TimeZoneOffset
    /// </summary>
    [Serializable, EditorBrowsable(EditorBrowsableState.Never)]
    internal class UserTimeZoneOffsetFetcher : ReadOnlyBase
    {

        #region Attributes
        private decimal mTimeZoneOffset;
        #endregion

        #region Constructor

        /// <summary>
        /// Private constructor to prevent direct instantiation
        /// </summary>
        private UserTimeZoneOffsetFetcher()
        {

        }
        #endregion


        #region Static methods




        internal static decimal UserTimeZoneOffset(Guid UserID)
        {

            return ((UserTimeZoneOffsetFetcher)DataPortal.Fetch(new Criteria(UserID))).mTimeZoneOffset;

        }


        #endregion

        #region DAL DATA ACCESS
        /// 
        /// <param Bool="Criteria"></param>
        protected override void DataPortal_Fetch(object Criteria)
        {
            Criteria crit = (Criteria)Criteria;
            this.mTimeZoneOffset = DBUtil.ScalarToDecimal(DBUtil.GetScalarFromSQLString(
                    "SELECT aTimeZoneOffset FROM aUser WHERE " +
                        "(aID = @ID)", crit.UserID
                    ));

            
              

        }



        #endregion

        #region criteria
        /// <summary>
        /// Criteria for identifying existing object
        /// </summary>
        [Serializable]
        private class Criteria
        {

            public Guid UserID;
           
            public Criteria(Guid _UserID)
            {
                UserID = _UserID;
                
            }

        }
        #endregion

    }//end class

}//end namespace GZTW.AyaNova.BLL