using System.Collections.Generic;
using System.Data;
using System.Linq;
using Kreta.DataAccess.Interfaces;
using Kreta.DataAccessManual.Interfaces;
using Kreta.DataAccessManual.Util;
using Kreta.Framework.Util;
using SDA.Kreta.Entities;

namespace Kreta.DataAccessManual
{
    internal class KirKontenerDAL : DataAccessBase, IKirKontenerDAL
    {
        public KirKontenerDAL(DalHandler handler, GridParameters parameters) : base(handler, parameters) { }

        public KirKontenerDAL(DalHandler handler) : base(handler) { }

        public IKIRKontener Get()
        {
            return KIRKontener.GiveAnInstance();
        }

        public IKIRKontener Get(int id)
        {
            var entity = KIRKontener.GiveAnInstance();
            entity.LoadByID(id);
            return entity;
        }

        public IKIRKontener GetByFelhasznalo(int felhasznaloId, string intezmenyAzonosito, string kontenerId)
        {
            var felhasznaloEntity = Felhasznalo.GiveAnInstance();
            felhasznaloEntity.LoadByID(felhasznaloId);

            KIRKontener kirKontenerEntityElement = felhasznaloEntity.KIRKontener
.FirstOrDefault(x => x.IntezmenyAzonosito == intezmenyAzonosito && x.KontenerId == kontenerId && !x.Torolt);

            return kirKontenerEntityElement;
        }

        public void FullUpdate(IKIRKontener dto)
        {
            var entity = dto as KIRKontener;
            entity.FullUpdate(true);
            DalHelper.Commit();
        }

        public void Update(IKIRKontener dto)
        {
            var entity = dto as KIRKontener;
            entity.FullUpdate();
            DalHelper.Commit();
        }

        public void Insert(IKIRKontener dto)
        {
            var entity = dto as KIRKontener;
            entity.Insert(true);

            dto.ID = entity.ID;
            DalHelper.Commit();
        }

        public void Delete(int id)
        {
            var entity = KIRKontener.GiveAnInstance();
            entity.LoadByID(id);
            entity.KIRKontenerElem.RemoveAll();
            entity.KIRKontenerStatusz.RemoveAll();

            entity.Delete();
            DalHelper.Commit();
        }

        public List<string> GetFelhasznaloAktivKontenerId(int felhasznaloId, int intezmenyId, int tanevId)
        {
            var parameters = new List<CommandParameter>
            {
                new CommandParameter("pFelhasznaloId", felhasznaloId),
                new CommandParameter("pIntezmenyId", intezmenyId),
                new CommandParameter("pTanevId", tanevId)
            };

            var query = @"SELECT
                             KirKontener.C_KONTENERID
                            ,MAX(KirKontenerStatusz.CREATED)
                          FROM T_KIRKONTENER KirKontener
                          LEFT JOIN T_KIRKONTENERSTATUSZ KirKontenerStatusz ON KirKontener.ID = KirKontenerStatusz.C_KIRKONTENERID
                            AND KirKontenerStatusz.C_INTEZMENYID = KirKontener.C_INTEZMENYID
                            AND KirKontenerStatusz.C_TANEVID = KirKontener.C_TANEVID
                            AND KirKontenerStatusz.TOROLT = 'F'
                          WHERE KirKontener.C_FELHASZNALOID = :pFelhasznaloId
                          AND KirKontener.C_INTEZMENYID = :pIntezmenyId
                          AND KirKontener.C_TANEVID = :pTanevId
                          AND KirKontener.TOROLT = 'F'
                          AND (
                            (KirKontenerStatusz.C_KOD IS NULL OR KirKontenerStatusz.C_KOD NOT IN ('2200', '2400', '2600', '2800', '3600'))
                            AND KirKontener.C_VALASZKOD = 'OK')
                          AND NOT EXISTS (SELECT 1
                                          FROM T_KIRKONTENERELEMSTATUSZ KirKontenerElemStatusz
                                          INNER JOIN T_KIRKONTENERELEM KirKontenerElem ON KirKontenerElem.ID = KirKontenerElemStatusz.C_KIRKONTENERELEMID
                                          WHERE KirKontenerElem.C_KIRKONTENERID = KirKontener.ID)
                          GROUP BY KirKontener.C_KONTENERID";

            var ds = GetData(query, parameters);

            return ds.Tables[0]
                .AsEnumerable()
                .Select(x => x.Field<string>("C_KONTENERID"))
                .ToList();
        }
    }
}