using System.Collections.Generic;
using System.Data;
using System.Text;
using Kreta.Core;
using Kreta.DataAccess.Interfaces;
using Kreta.DataAccessManual.Interfaces;
using Kreta.DataAccessManual.ParameterClasses.SZIRAdatszolgaltatasPCOs;
using Kreta.DataAccessManual.Util;
using Kreta.Enums;
using Kreta.Framework;
using SDA.DataProvider;
using SDA.Kreta.Entities;

namespace Kreta.DataAccessManual
{
    internal class SZIRAdatszolgDAL : DataAccessBase, ISZIRAdatszolgDAL
    {
        public SZIRAdatszolgDAL(DalHandler handler) : base(handler) { }

        public ISzirStatFeladatellatasiHely Get()
        {
            return SzirStatFeladatellatasiHely.GiveAnInstance();
        }

        public ISzirStatFeladatellatasiHely Get(int id)
        {
            var entity = SzirStatFeladatellatasiHely.GiveAnInstance();
            entity.LoadByID(id);

            return entity;
        }

        public void Insert(ISzirStatFeladatellatasiHely dto)
        {
            var entity = dto as SzirStatFeladatellatasiHely;
            entity.Insert();

            DalHelper.Commit();
        }

        public void Update(ISzirStatFeladatellatasiHely dto)
        {
            var entity = dto as SzirStatFeladatellatasiHely;
            entity.FullUpdate();

            DalHelper.Commit();
        }

        public ISzirStatKonyvtar GetKonyvtar()
        {
            return SzirStatKonyvtar.GiveAnInstance();
        }

        public ISzirStatKonyvtar GetKonyvtar(int id)
        {
            var entity = SzirStatKonyvtar.GiveAnInstance();
            entity.LoadByID(id);

            return entity;
        }

        public void Insert(ISzirStatKonyvtar dto)
        {
            var entity = dto as SzirStatKonyvtar;
            entity.Insert();

            DalHelper.Commit();
        }

        public void Update(ISzirStatKonyvtar dto)
        {
            var entity = dto as SzirStatKonyvtar;
            entity.FullUpdate();

            DalHelper.Commit();
        }

        public DataSet GetAMIData(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatAmi";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }


        public DataSet GetKollegiumData(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatKoli";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetIntezmenyiData(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatIntezmeny";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetIsAdatokRendbenABekuldeshez(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspGetSzirStatFromT_SZIRSTATTables";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetOktatoData(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatOktato";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetNemOktatoData(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatNemOktato";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetInfraData(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatInfra";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetSZIRAdatszolgGrid(int tanevId)
        {
            var parameters = new List<CommandParameter> { };
            parameters.Add(new CommandParameter("pTanevId", tanevId));

            var command = @"
                select
                     isnull(szirfh.ID, fh.ID) as ID
                    ,szirfh.ID as SzirId
                    ,fh.ID as FeladatellatasiHelyId
                    ,mh.C_NEV + ' - ' + dic.C_NAME as FeladatellatasiHelyNev
                    ,coalesce(szirfh.C_OKOSTELEFONOKSZAMA, szir_elo1.C_OKOSTELEFONOKSZAMA, szir_elo2.C_OKOSTELEFONOKSZAMA) as OkostelefonSzama
                    ,coalesce(szirfh.C_TABLETEKSZAMA, szir_elo1.C_TABLETEKSZAMA, szir_elo2.C_TABLETEKSZAMA) as TabletSzama
                    ,coalesce(szirfh.C_NOTEBOOKOKSZAMA, szir_elo1.C_NOTEBOOKOKSZAMA, szir_elo2.C_NOTEBOOKOKSZAMA) as NotebookSzama
                    ,coalesce(szirfh.C_ASZTALIGEPEKSZAMA, szir_elo1.C_ASZTALIGEPEKSZAMA, szir_elo2.C_ASZTALIGEPEKSZAMA) as AsztaliGepSzama
                    ,fh.ELOZOTANEVIREKORDID
                from T_MUKODESIHELY_OSSZES mh
                inner join T_FELADATELLATASIHELY fh on fh.C_MUKODESIHELYID = mh.ID and fh.TOROLT = 'F'
                inner join T_DICTIONARYITEMBASE dic on dic.ID = fh.C_OKTATASINEVELESIFELADATTIPUS and dic.C_TANEVID = fh.C_TANEVID and dic.TOROLT = 'F'
                left join T_SZIRSTATFELADATELLATASIHELY szirfh on szirfh.C_FELADATELLATASIHELYID = fh.ID
                left join T_SZIRSTATFELADATELLATASIHELY_OSSZES szir_elo1 on szir_elo1.ID = szirfh.ELOZOTANEVIREKORDID and szir_elo1.TOROLT = 'F'
                left join T_FELADATELLATASIHELY_OSSZES fh_elo on fh_elo.ID = fh.ELOZOTANEVIREKORDID and fh_elo.TOROLT = 'F'
                left join T_SZIRSTATFELADATELLATASIHELY_OSSZES szir_elo2 on szir_elo2.C_FELADATELLATASIHELYID = fh_elo.ID and szir_elo2.TOROLT = 'F'
                where mh.TOROLT = 'F' 
                and mh.C_TANEVID = @pTanevId
            ";

            DataSet ds = GetData(command.ToString(), parameters);
            return ds;
        }

        public DataSet GetOsztalyData(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatOsztaly";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetTanuloEvElejeData(int intezmenyId, int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatTanuloEvEleje";

                comm.Parameters.Add("pTanevId", tanevId);
                comm.Parameters.Add("pIntezmenyid", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetTanuloEvVegeData(int intezmenyId, int elozoTanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatTanuloEvVege";

                comm.Parameters.Add("pElozoTanevId", elozoTanevId);
                comm.Parameters.Add("pIntezmenyId", intezmenyId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetKonyvtarData(int intezmenyId, int tanevId)
        {
            using (var command = new SDACommand())
            {
                command.Connection = UserContext.Instance.SDAConnection;
                command.Transaction = UserContext.Instance.SDATransaction;
                command.CommandType = CommandType.StoredProcedure;
                command.CommandText = "uspSzirStatKonyvtar";

                command.Parameters.Add("pTanevId", SDADBType.Int).Value = tanevId;
                command.Parameters.Add("pIntezmenyid", SDADBType.Int).Value = intezmenyId;

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = command;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public int? GetSzirStatTanuloId(int elozoTanevId, int tanuloId, int felhelyId)
        {
            using (var command = new SDACommand())
            {
                command.Connection = UserContext.Instance.SDAConnection;
                command.Transaction = UserContext.Instance.SDATransaction;

                command.Parameters.Add(nameof(elozoTanevId), elozoTanevId);
                command.Parameters.Add(nameof(tanuloId), tanuloId);
                command.Parameters.Add(nameof(felhelyId), felhelyId);

                command.CommandText = $@"
                SELECT
                  ID
                FROM
                  T_SZIRSTATTANULO_OSSZES
                WHERE
                  TOROLT = 'F'
                  AND C_TANEVID = @{nameof(elozoTanevId)}
                  AND C_TANULOID = @{nameof(tanuloId)}
                  AND C_FELADATELLATASIHELYID = @{nameof(felhelyId)}";

                var id = command.ExecuteScalar();

                if (int.TryParse(id?.ToString(), out int result))
                {
                    return result;
                }

                return null;
            }
        }

        public ISzirStatTanulo GetTanulo()
        {
            return SzirStatTanulo.GiveAnInstance();
        }

        public ISzirStatTanulo GetTanulo(int id)
        {
            var entity = SzirStatTanulo.GiveAnInstance();
            entity.LoadByID(id);

            return entity;
        }

        public void Insert(ISzirStatTanulo dto)
        {
            var entity = dto as SzirStatTanulo;
            entity.Insert();

            DalHelper.Commit();
        }

        public void Update(ISzirStatTanulo dto)
        {
            var entity = dto as SzirStatTanulo;
            entity.FullUpdate();

            DalHelper.Commit();
        }

        public DataSet GetTanuloEvVegeList(int elozoTanevId, TanuloEvVegeSearchPco pco)
        {
            var commandParameterList = new List<CommandParameter>
            {
                new CommandParameter("pElozoTanevId", elozoTanevId)
            };

            string commandText = $@"
             SELECT
                ROW_NUMBER() OVER (
                  ORDER BY
                     CONCAT(mhely.C_NEV, ' - ', dib.C_NAME)
                    ,CONCAT(IIF(fh.C_NEVSORREND = 'T', fh.C_UTONEV + ' ' +   fh.C_VEZETEKNEV, fh.C_VEZETEKNEV + ' ' + fh.C_UTONEV), ' (', fh.C_OKTATASIAZONOSITO ,')')
                ) AS ID
               ,fh.ID AS TanuloId
               ,CONCAT(fh.C_NYOMTATASINEV, ' (', fh.C_OKTATASIAZONOSITO ,')') AS TanuloNev
               ,fhely.Id AS FelhelyId
               ,CONCAT(mhely.C_NEV, ' - ', dib.C_NAME) AS FelhelyNev
               ,ISNULL(szst.C_ISSIKERESTANULMANYOK, 'F') AS IsSikeresTanulmanyok
               ,ISNULL(szst.C_ISSIKERESERETTSEGI, 'F') AS IsSikeresErettsegi
               ,ISNULL(szst.C_ISSIKERESSZAKMAIVIZSGA, 'F') AS IsSikeresSzakmaiVizsga
               ,ISNULL(szst.C_ISSIKERESSZAKMAIVISZGASZAK1, 'F') AS  IsSikeresSzakmaiVizsgaSzak1
               ,ISNULL(szst.C_ISSIKERESSZAKMAIVISZGASZAK2, 'F') AS  IsSikeresSzakmaiVizsgaSzak2
               ,ISNULL(szst.C_ISSIKERESSZAKMAIVISZGASZAK3, 'F') AS  IsSikeresSzakmaiVizsgaSzak3
               ,ISNULL(szst.C_ISSIKERESAGAZATIALAPVIZSGA, 'F') AS IsSikeresAgazatiAlapVizsga
             FROM T_FELHASZNALO_OSSZES fh
               INNER JOIN T_TANULO_OSSZES dk ON dk.ID = fh.ID
               INNER JOIN T_INTEZMENYADATOK_OSSZES ia ON ia.C_TANEVID = fh.C_TANEVID AND ia.TOROLT = 'F'
               INNER JOIN T_INTEZMENY_OSSZES i ON ia.C_INTEZMENYID = i.ID AND i.TOROLT = 'F'
               INNER JOIN T_FELADATELLATASIHELY_OSSZES fhely ON fhely.C_TANEVID = ia.C_TANEVID AND fhely.TOROLT = 'F'
                 AND fhely.C_OKTATASINEVELESIFELADATTIPUS NOT IN ({(int)OktatasiNevelesiFeladatEnum.kollegium}, {(int)OktatasiNevelesiFeladatEnum.kollegium_nemzetisegi_})
               INNER JOIN T_MUKODESIHELY_OSSZES mhely ON mhely.ID = fhely.C_MUKODESIHELYID AND mhely.TOROLT = 'F'
               INNER JOIN T_DICTIONARYITEMBASE_OSSZES dib ON fhely.C_OKTATASINEVELESIFELADATTIPUS = dib.ID AND 
                 fhely.C_INTEZMENYID = dib.C_INTEZMENYID AND fhely.C_TANEVID = dib.C_TANEVID
               LEFT JOIN T_SZIRSTATTANULO_OSSZES szst ON szst.C_TANULOID = dk.ID AND szst.C_FELADATELLATASIHELYID = fhely.ID
                 AND szst.C_TANEVID = fh.C_TANEVID
                 AND szst.TOROLT = 'F'
               CROSS APPLY (
                 SELECT TOP(1) 
                    ocs.ID AS OsztalyId
                   ,ocs.C_KEPZESIFORMA AS KepzesTipusa
                   ,ocs.C_EVFOLYAMTIPUSA AS Evfolyam
                   ,ocs.C_VEGZOSEVFOLYAM AS Vegzos
                 FROM T_TANULOCSOPORT_OSSZES tcs 
                   INNER JOIN T_TANULOTANUGYIADATOK_OSSZES tta ON tta.C_TANULOCSOPORTID = tcs.ID AND tta.TOROLT = 'F'
                   INNER JOIN T_OSZTALYCSOPORT_OSSZES ocs ON ocs.ID = tcs.C_OSZTALYCSOPORTID AND ocs.TOROLT = 'F'
                   INNER JOIN T_OSZTALY_OSSZES o ON o.ID = ocs.ID AND o.TOROLT = 'F'
                 WHERE tcs.C_TANULOID = dk.ID
                   AND fhely.ID = ocs.C_FELADATELLATASIHELYID
                   AND tcs.TOROLT = 'F'
                   AND tcs.C_TANEVID = fh.C_TANEVID
                 ORDER BY tcs.C_BELEPESDATUM DESC
             ) besorolas
             WHERE fh.TOROLT = 'F'
               AND fh.C_TANEVID = :pElozoTanevId
            ";

            if (!string.IsNullOrWhiteSpace(pco.Nev))
            {
                commandParameterList.Add(new CommandParameter("pNev", pco.Nev));

                commandText += " AND CONCAT(fh.C_NYOMTATASINEV, ' (', fh.C_OKTATASIAZONOSITO ,')') LIKE '%' + :pNev + '%'";
            }

            if (pco.IsVegzos)
            {
                commandText += " AND besorolas.Vegzos = 'T'";
            }

            if (pco.EvfolyamIds.NotNullAndAny())
            {
                commandText += $" AND besorolas.Evfolyam IN ({string.Join(",", pco.EvfolyamIds)})";
            }

            if (pco.OsztalyIds.NotNullAndAny())
            {
                commandText += $" AND besorolas.OsztalyId IN ({string.Join(",", pco.OsztalyIds)})";
            }

            if (pco.FeladatEllatasiHelyIds.NotNullAndAny())
            {
                commandText += $" AND fhely.Id IN ({string.Join(",", pco.FeladatEllatasiHelyIds)})";
            }

            if (pco.KepzesTipusaIds.NotNullAndAny())
            {
                commandText += $" AND besorolas.KepzesTipusa IN ({string.Join(",", pco.KepzesTipusaIds)})";
            }

            commandText += $@" ORDER BY
                     CONCAT(mhely.C_NEV, ' - ', dib.C_NAME)
                    ,CONCAT(IIF(fh.C_NEVSORREND = 'T', fh.C_UTONEV + ' ' + fh.C_VEZETEKNEV, fh.C_VEZETEKNEV + ' ' + fh.C_UTONEV), ' (', fh.C_OKTATASIAZONOSITO, ')')";

            return GetData(commandText, commandParameterList);
        }

        public ISzirStatNemAllamiOktKolts GetSzirStatNemAllamiOktKolts()
        {
            return SzirStatNemAllamiOktKolts.GiveAnInstance();
        }

        public ISzirStatNemAllamiOktKolts GetSzirStatNemAllamiOktKolts(int Id)
        {
            var entity = SzirStatNemAllamiOktKolts.GiveAnInstance();
            entity.LoadByID(Id);

            return entity;
        }

        public void Insert(ISzirStatNemAllamiOktKolts dto)
        {
            var entity = dto as SzirStatNemAllamiOktKolts;
            entity.Insert();

            DalHelper.Commit();
        }

        public void Update(ISzirStatNemAllamiOktKolts dto)
        {
            var entity = dto as SzirStatNemAllamiOktKolts;
            entity.FullUpdate();

            DalHelper.Commit();
        }

        public int? GetSzirStatNemAllamiOktKoltsIdFromFeladatEllatasihelyId(int feladatEllatasiHelyId)
        {
            using (var command = new SDACommand())
            {
                command.Connection = UserContext.Instance.SDAConnection;
                command.Transaction = UserContext.Instance.SDATransaction;
                command.CommandType = CommandType.StoredProcedure;
                command.CommandText = "uspGetSzirStatNemAllamiOktKoltsIdFromFeladatEllatasihelyId";

                command.Parameters.Add("pFeladatEllatasiHelyId", feladatEllatasiHelyId);

                var result = command.ExecuteScalar();
                if (result != null && int.TryParse(result.ToString(), out int id))
                {
                    return id;
                }

                return null;
            }
        }

        public DataSet GetNemAllamiGrid(int tanevId)
        {
            using (var command = new SDACommand())
            {
                command.Connection = UserContext.Instance.SDAConnection;
                command.Transaction = UserContext.Instance.SDATransaction;
                command.CommandType = CommandType.StoredProcedure;
                command.CommandText = "uspGetNemAllamiGrid";

                command.Parameters.Add("pTanevId", SDADBType.Int).Value = tanevId;

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = command;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }

        public DataSet GetNemAllamiData(int tanevId)
        {
            using (var comm = new SDACommand())
            {
                comm.Connection = UserContext.Instance.SDAConnection;
                comm.Transaction = UserContext.Instance.SDATransaction;
                comm.CommandType = CommandType.StoredProcedure;
                comm.CommandText = "uspSzirStatNemAllami";

                comm.Parameters.Add("pTanevId", tanevId);

                var ds = new DataSet();
                using (var sdaDataAdapter = new SDADataAdapter())
                {
                    sdaDataAdapter.SelectCommand = comm;
                    sdaDataAdapter.Fill(ds);
                }

                return ds;
            }
        }
    }
}