ayanova7/source/bizobjects/AyaLib/GZTW.AyaNova.BLL/UIUserGridLastViews.cs

///////////////////////////////////////////////////////////
//  UIUserGridLastViews.cs
//  Implementation of Class UIUserGridLastViews
//  CSLA type: Editable root collection 
//  Created on: 22-May-2006
//  Object design: John  
//	Coded: John 22-May-2006 
///////////////////////////////////////////////////////////

using System;
using System.Data;
using CSLA.Data;
using GZTW.Data;
using CSLA;


namespace GZTW.AyaNova.BLL
{
#pragma warning disable 1591

    /// <summary>
    /// 
    /// </summary>
    [Serializable]
    public class UIUserGridLastViews : BusinessCollectionBase
    {

        #region Constructor

        //Private constructor prevents direction instantiation
        private UIUserGridLastViews()
        {
            //AllowSort = true;
            //AllowFind = true;
            //AllowEdit = true;
            //AllowNew = true;
            //AllowRemove = true;


        }

        #endregion

        #region Business properties and methods

       

        /// <summary>
        /// Retrieve UIUserGridLastView by index
        /// </summary>
        /// <param name="Item">Index</param>
        public UIUserGridLastView this[int Item]
        {
            get
            {
                return (UIUserGridLastView)List[Item];

            }
        }

        /// <summary>
        /// Retrieve UIUserGridLastView by string containing GridKey's name value
        /// If the GridKey in question is not found, a new one is created and if the
        /// manager account has one for that GridKey then it's settings are copied to it
        /// before returning.
        /// 
        /// This ensures that new users get the managers grid settings if they haven't
        /// made their own yet.
        /// </summary>
        public UIUserGridLastView this[string GridKey]
        {
            get
            {
                foreach (UIUserGridLastView child in List)
                {
                    if (child.GridKey == GridKey)
                        return child;
                }
                
                UIUserGridLastViews mlvs = UIUserGridLastViews.GetItems(User.AdministratorID);
                if (mlvs.Contains(GridKey))
                {
                    return this.Add(mlvs[GridKey]);
                   

                }

                //Nope, no manager or local user one to return so make a new one and return it instead
                return this.Add(GridKey);
            }
        }

        /// <summary>
        /// Remove UIUserGridLastView by passing it in
        /// </summary>
        /// <param name="obj"></param>
        public void Remove(UIUserGridLastView obj)
        {
            List.Remove(obj);
        }

        /// <summary>
        /// Remove UIUserGridLastView by string of GridKey name
        /// </summary>
        /// <param name="GridKey"></param>
        public void Remove(string GridKey)
        {
            foreach (UIUserGridLastView child in List)
            {
                if (child.GridKey == GridKey)
                    List.Remove(child);
            }
        }



        /// <summary>
        /// Add a new UIUserGridLastView to the collection
        /// </summary>
        /// <param name="GridKey"></param>
        public UIUserGridLastView Add(string GridKey)
        {
            UIUserGridLastView child = UIUserGridLastView.NewItem(GridKey);
            List.Add(child);
            return child;
        }

        /// <summary>
        /// Add a new UIUserGridLastView to the collection
        /// by copying from someone elses
        /// </summary>
        /// <param name="obj"></param>
        public UIUserGridLastView Add(UIUserGridLastView obj)
        {
            UIUserGridLastView child = UIUserGridLastView.NewItem(obj.GridKey);
            child.FilterID = obj.FilterID;
            child.ViewXML = obj.ViewXML;
            child.UserID = User.CurrentThreadUserID;
            
            List.Add(child);
            return child;


        }



        #endregion

        #region Contains

        /// <summary>
        /// Check if item in collection
        /// </summary>
        /// <param name="obj"></param>
        public bool Contains(UIUserGridLastView obj)
        {
            foreach (UIUserGridLastView child in List)
            {
                if (child.Equals(obj)) return true;
            }
            return false;

        }

        /// <summary>
        /// Check if item in collection by GridKey name
        /// </summary>
        /// <param name="GridKey"></param>
        public bool Contains(string GridKey)
        {
            foreach (UIUserGridLastView child in List)
            {
                if (child.GridKey == GridKey) return true;
            }
            return false;

        }

        /// <summary>
        /// Check if item in deleted collection
        /// </summary>
        /// <param name="obj"></param>
        public bool ContainsDeleted(UIUserGridLastView obj)
        {
            foreach (UIUserGridLastView child in deletedList)
            {
                if (child.Equals(obj)) return true;
            }
            return false;

        }


        #endregion

        #region Static methods
        /// <summary>
        /// NewItems
        /// </summary>
        /// <returns></returns>
        public static UIUserGridLastViews NewItems()
        {
            return new UIUserGridLastViews();
        }

        /// <summary>
        /// Get item collection (Root collection style)
        /// </summary>
        /// <param name="UserID"></param>
        /// <returns></returns>
        public static UIUserGridLastViews GetItems(Guid UserID)
        {
            UIUserGridLastViews col = new UIUserGridLastViews();
            return (UIUserGridLastViews)DataPortal.Fetch(new Criteria(UserID));

        }
        #endregion

        #region DAL DATA ACCESS

        /// <summary>
        /// Fetch children root style
        /// </summary>
        /// <param name="Criteria"></param>
        protected override void DataPortal_Fetch(object Criteria)
        {

            Criteria crit = (Criteria)Criteria;
            SafeDataReader dr = null;
            try
            {
                dr = DBUtil.GetReaderFromSQLString("SELECT * FROM aUIUserGridLastView WHERE aUserID=@ID", crit.UserID);

                while (dr.Read())
                {
                    List.Add(UIUserGridLastView.GetItem(dr));
                }
            }
            finally
            {
                if (dr != null) dr.Close();
            }
        }

        /// <summary>
        /// Editable Root Collection Update
        /// </summary>
        protected override void DataPortal_Update()
        {
            using (IDbConnection connection = DBUtil.DB.GetConnection())
            {
                connection.Open();
                IDbTransaction tr = connection.BeginTransaction();

                try
                {

                    //update (thus deleting) any deleted child objects
                    foreach (UIUserGridLastView child in deletedList)
                    {
                        child.Update(tr);
                    }

                    //Now that they are deleted remove them from memory
                    deletedList.Clear();

                    foreach (UIUserGridLastView child in List)
                    {
                        child.Update(tr);

                    }

                    tr.Commit();
                }
                catch 
                {
                    tr.Rollback();
                    throw;//WAS: throw(ex);
                }
            }
        }
        #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 UIUserGridLastViews
#pragma warning restore 1591
}//end namespace GZTW.AyaNova.BLL