using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;
using System.Web.Http.ModelBinding;
using System.Web.Http.Results;
using Kendo.Mvc.UI;
using Kreta.BusinessLogic.Classes;
using Kreta.BusinessLogic.Exceptions;
using Kreta.BusinessLogic.Helpers;
using Kreta.BusinessLogic.Logic;
using Kreta.BusinessLogic.Security;
using Kreta.Client.KozpontiKreta;
using Kreta.Core;
using Kreta.Core.Configuratiaton.Interface;
using Kreta.Core.Exceptions;
using Kreta.Core.KozpontiModels.MdszModels;
using Kreta.Enums;
using Kreta.Enums.ManualEnums;
using Kreta.Framework.Entities;
using Kreta.Framework.Util;
using Kreta.Resources;
using Kreta.Web.Areas.Tanulo.Helper;
using Kreta.Web.Areas.Tanulo.Models;
using Kreta.Web.Helpers;
using Kreta.Web.Helpers.Error;
using Kreta.Web.Helpers.Grid;
using Kreta.Web.Models;
using Kreta.Web.Security;
using Newtonsoft.Json;
using SDA.DataProvider;

namespace Kreta.Web.Areas.Tanulo.ApiControllers
{
    public class BaseTanuloApiController : ApiController
    {
        public readonly IKozpontiKretaConfiguration kozpontiKretaConfiguration;

        public BaseTanuloApiController(IKozpontiKretaConfiguration kozpontiKretaConfiguration)
        {
            this.kozpontiKretaConfiguration = kozpontiKretaConfiguration ?? throw new ArgumentNullException(nameof(kozpontiKretaConfiguration));
        }

        [NonAction]
        public DataSourceResult GetTanuloGrid(string data, DataSourceRequest request, bool isFromSzervezet)
        {
            var (gridParameter, modelList) = GetGridData(data, request);

            return modelList.ToDataSourceResult(gridParameter);
        }

        [NonAction]
        public DataSourceResult GetFelmentesekGrid(string id, [ModelBinder(typeof(ModelBinder.DataSourceRequestModelBinder))] DataSourceRequest request, bool isFromSzervezet)
        {
            var helper = new TanuloHelper(ConnectionTypeExtensions.GetSessionConnectionType()) { GridParameters = Converter.GridParameter(request) };
            var tanuloId = SDAConvert.ToNullableInt32(id);
            var dualisKepzesTantargyId = new TantargyHelper(ConnectionTypeExtensions.GetSessionConnectionType()).GetDualisKepzesTantargyId();
            var result = tanuloId.IsEntityId()
                ? helper.GetTanulokFelmentesei(new List<int> { tanuloId.Value }, isFromSzervezet, dualisKepzesTantargyId: dualisKepzesTantargyId).ToDataSourceResult()
                : new DataSourceResult();
            return result;
        }

        [NonAction]
        public HttpResponseMessage GetExport(string data, DataSourceRequest request, bool isFromSzervezet)
        {
            try
            {
                var (gridParameter, modelList) = GetGridData(data, request);

                modelList = modelList.SortingAndPaging(gridParameter.OrderDictionary);

                var simpleExportColumnCos = SimpleExportLogic.GetSimpleExportColumnCos<TanuloGridModel>(isFromSzervezet ? TanuloGridModel.DualisTanuloExportAttributeId : TanuloGridModel.TanuloExportAttributeId);

                var memoryStream = SimpleExportLogic.GetExport(TanuloResource.TanuloExportSheetName, simpleExportColumnCos, modelList, ClaimData.SelectedTanevID.Value);

                return HttpResponseExtensions.GetFileHttpResponse(memoryStream.ToArray(), !isFromSzervezet ? $"{TanuloResource.TanuloExportFileName}.{Constants.ImportExport.FileFormatXlsx}" : $"{TanuloResource.TanuloExportFileName}_{DateTime.Now:yyyy_MM_dd}.{Constants.ImportExport.FileFormatXlsx}");
            }
            catch (Exception ex)
            {
                throw new StatusError(HttpStatusCode.BadRequest, ErrorResource.HibaTortentAFajlExportalasaKozben) { UnHandledException = ex };
            }
        }

        [NonAction]
        public DataSourceResult GetOsztalyCsoportGrid(string data, [ModelBinder(typeof(ModelBinder.DataSourceRequestModelBinder))] DataSourceRequest request, bool isFromSzervezet)
        {
            var model = JsonConvert.DeserializeObject<TanuloDetailModel>(data);
            var helper = new TanuloHelper(ConnectionTypeExtensions.GetSessionConnectionType())
            {
                GridParameters = Converter.GridParameter(request),
            };

            var ds = helper.GetOsztalyCsoport(model.TanuloId, model.FeladatKategoriaId, !model.MegNemAktivOsztalyok, isFromSzervezet);
            return ds.ToDataSourceResult();
        }

        private (GridParameters gridParameter, List<TanuloGridModel> modelList) GetGridData(string data, DataSourceRequest request)
        {
            data = data.Replace("_", string.Empty);

            var model = JsonConvert.DeserializeObject<TanuloSearchModel>(data);

            var gridParameter = Converter.GridParameter(request);

            var coList = new TanuloHelper(ConnectionTypeExtensions.GetSessionConnectionType()).GetTanuloItemCoList(model.ConvertModelToCo(ConnectionTypeExtensions.GetSessionConnectionType(), ClaimData.IsActivTanev));

            var modelList = new List<TanuloGridModel>();

            foreach (var co in coList)
            {
                var gridModel = new TanuloGridModel(co);
                modelList.Add(gridModel);
            }

            return (gridParameter, modelList);
        }
    }
}