using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Ease.CoreV35;
using Ease.CoreV35.Model;
using Ease.CoreV35.Caching;
using System.Data.Linq.Mapping;

namespace Payroll.BO
{
    #region Location

    [Serializable]
    public class Location : BasicBaseObject
    {
        #region Cache Store

        private static Cache _cache = new Cache(typeof(Location));

        #endregion

        #region Constructor

        #region Input validator
        public string[] InputValidator()
        {
            string[] sErrorString = new string[2];
            if (this.Code == "")
            {
                sErrorString[0] = "Code can not be empty";
                sErrorString[1] = "Code";
                return sErrorString;
            }
            if (this.Name == "")
            {
                sErrorString[0] = "Description can not be empty";
                sErrorString[1] = "Description";
                return sErrorString;
            }

            sErrorString = null;
            return sErrorString;
        }
        #endregion

        public Location()
        {
            _code = string.Empty;
            _name = string.Empty;
            _parentID = null;
            _parentsID = string.Empty;
            _tier = 1;
            _parent = null;
            _Childs = null;
            _status = EnumStatus.Active;
        }

        #endregion

        #region Properties

        #region code : string

        private string _code;
        public string Code
        {
            get { return _code; }
            set
            {
                base.OnPropertyChange<string>("code", _code, value);
                _code = value;
            }
        }

        #endregion

        #region name : string

        private string _name;
        public string Name
        {
            get { return _name; }
            set
            {
                base.OnPropertyChange<string>("name", _name, value);
                _name = value;
            }
        }

        #endregion

        #region ParentID : ID

        private ID _parentID;
        public ID ParentID
        {
            get { return _parentID; }
            set
            {
                base.OnPropertyChange<ID>("ParentID", _parentID, value);
                _parentID = value;
            }
        }

        #endregion

        #region parentsID : string

        private string _parentsID;
        public string ParentsID
        {
            get { return _parentsID; }
            set
            {
                base.OnPropertyChange<string>("parentsID", _parentsID, value);
                _parentsID = value;
            }
        }

        #endregion

        #region Tier : int

        private int _tier;
        public int Tier
        {
            get { return _tier; }
            set
            {
                base.OnPropertyChange<int>("Tier", _tier, value);
                _tier = value;
            }
        }

        #endregion

        #region parent : Location

        private Location _parent;
        public Location Parent
        {
            get
            {
                if (_parentID.Integer > 0 && _parent == null)
                {
                    _parent = new Location();
                    _parent = Location.Get(_parentID);
                }
                return this._parent;
            }
            set
            {
                _parent = value;
            }
        }
        #endregion

        #region Chield : Department

        private ObjectsTemplate<Location> _Childs;
        public ObjectsTemplate<Location> Childs
        {
            get
            {
                if (_Childs == null && !this.ID.IsUnassigned && this.ID.Integer > 0)
                {
                    _Childs = Location.GetChilds(this.ID);
                }
                return _Childs;
            }
            set
            {
                _Childs = value;
            }
        }

        public static ObjectsTemplate<Location> GetChilds(ID parentID)
        {
            #region Cache Header

            ObjectsTemplate<Location> locations = _cache["GetChilds", parentID] as ObjectsTemplate<Location>;
            if (locations != null)
                return locations;

            #endregion

            try
            {
                locations = Service.GetChield(parentID);
            }
            catch (ServiceException e)
            {
                throw new Exception(e.Message, e);
            }

            #region Cache Footer

            _cache.Add(locations, "GetChilds", parentID);

            #endregion

            return locations;
        }

        public ObjectsTemplate<ObjectTemplate> PickerChilds
        {
            get
            {
                ObjectsTemplate<ObjectTemplate> pChilds = new ObjectsTemplate<ObjectTemplate>();
                if (_Childs == null && !this.ID.IsUnassigned && this.ID.Integer > 0)
                {
                    _Childs = Location.GetChilds(this.ID);
                    if (_Childs != null)
                    {
                        foreach (Location dpt in _Childs)
                        {
                            pChilds.Add(dpt);
                        }
                    }
                }
                return pChilds;
            }
        }

        #endregion

        #region Service Factory ILocationService : ILocationService

        internal static ILocationService Service
        {
            get { return Services.Factory.CreateService<ILocationService>(typeof(ILocationService)); }
        }

        #endregion

        #endregion

        #region Functions


        public string GetNextCode(int nteir, int ParentId)
        {
            if (nteir == 1 && ParentId == 0)
            {
                return Location.Service.GetNextCode(nteir);
            }
            else
            {
                return Location.Service.GetNextCode(nteir, GetParentCode(ParentId));
            }
        }

        public string GetParentCode(int parentId)
        {
            return Location.Service.Get(ID.FromInteger(parentId)).Code.ToString();
        }

        public static Location Get(ID nID)
        {
            Location oLocation = null;
            #region Cache Header
            oLocation = (Location)_cache["Get", nID];
            if (oLocation != null)
                return oLocation;
            #endregion
            oLocation = Location.Service.Get(nID);
            #region Cache Footer
            _cache.Add(oLocation, "Get", nID);
            #endregion
            return oLocation;
        }

        public static Location Get(string sCode)
        {
            Location oLocation = null;
            #region Cache Header
            oLocation = (Location)_cache["Get", sCode];
            if (oLocation != null)
                return oLocation;
            #endregion
            oLocation = Location.Service.Get(sCode);
            #region Cache Footer
            _cache.Add(oLocation, "Get", sCode);
            #endregion
            return oLocation;
        }

        public static ObjectsTemplate<Location> Get()
        {
            #region Cache Header

            ObjectsTemplate<Location> locations = _cache["Get"] as ObjectsTemplate<Location>;
            if (locations != null)
                return locations;

            #endregion

            try
            {
                locations = Service.Get();
            }
            catch (ServiceException e)
            {
                throw new Exception(e.Message, e);
            }

            #region Cache Footer

            _cache.Add(locations, "Get");

            #endregion

            return locations;
        }

        public static ObjectsTemplate<Location> GetParents(EnumStatus status)
        {
            #region Cache Header

            ObjectsTemplate<Location> locations = _cache["GetParents"] as ObjectsTemplate<Location>;
            if (locations != null)
                return locations;

            #endregion

            try
            {
                locations = Service.GetParents(status);
            }
            catch (ServiceException e)
            {
                throw new Exception(e.Message, e);
            }

            #region Cache Footer

            _cache.Add(locations, "GetParents");

            #endregion

            return locations;
        }

        public static ObjectsTemplate<Location> GetByTier(int tier)
        {
            #region Cache Header

            ObjectsTemplate<Location> locations = _cache["GetByTier", tier] as ObjectsTemplate<Location>;
            if (locations != null)
                return locations;

            #endregion

            try
            {
                locations = Service.GetByTier(tier);
            }
            catch (ServiceException e)
            {
                throw new Exception(e.Message, e);
            }

            #region Cache Footer

            _cache.Add(locations, "GetByTier", tier);

            #endregion

            return locations;
        }



        public static ObjectsTemplate<Location> Get(EnumStatus sts)
        {
           
            ObjectsTemplate<Location>  locations = null;
            try
            {
                locations = Service.Get(sts);
            }
            catch (ServiceException e)
            {
                throw new Exception(e.Message, e);
            }

     

            return locations;
        }

        public static ObjectsTemplate<Location> GetForJV(DateTime dSalaryMonth)
        {

            ObjectsTemplate<Location> locations = null;
            try
            {
                locations = Service.GetForJV(dSalaryMonth, SystemInformation.CurrentSysInfo.PayrollTypeID);
            }
            catch (ServiceException e)
            {
                throw new Exception(e.Message, e);
            }



            return locations;
        }

        public ID Save()
        {
            this.SetAuditTrailProperties();
            return Location.Service.Save(this);
        }

        public void Delete(ID id)
        {
            Location.Service.Delete(id);
        }
        #endregion
    }
    #endregion

    #region ILocation Service

    public interface ILocationService
    {
        Location Get(ID id);
        ObjectsTemplate<Location> Get();
        ObjectsTemplate<Location> GetParents(EnumStatus status);
        ObjectsTemplate<Location> GetByTier(int tier);
        ID Save(Location item);
        void Delete(ID id);
        ObjectsTemplate<Location> GetChield(ID parentID);
        Location Get(string sCode);
        ObjectsTemplate<Location> Get(EnumStatus sts);
        ObjectsTemplate<Location> GetForJV(DateTime dJVMonth, ID PayrollTypeID);

        string GetNextCode(int tier, string parentcode);
        string GetNextCode(int nteir);

    }

    #endregion
}