using System;
using System.Collections.Generic;
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.ComboBox;
using Kreta.BusinessLogic.HelperClasses;
using Kreta.BusinessLogic.Helpers;
using Kreta.BusinessLogic.Interfaces;
using Kreta.BusinessLogic.Logic;
using Kreta.BusinessLogic.Security;
using Kreta.BusinessLogic.Utils;
using Kreta.Client.CoreApi;
using Kreta.Core;
using Kreta.Core.Exceptions;
using Kreta.Enums;
using Kreta.Enums.ManualEnums;
using Kreta.Framework.Util;
using Kreta.Resources;
using Kreta.Web.Areas.Orarend.Models;
using Kreta.Web.Helpers;
using Kreta.Web.Helpers.Error;
using Kreta.Web.Helpers.Grid;
using Kreta.Web.Security;
using Newtonsoft.Json;

namespace Kreta.Web.Areas.Orarend.ApiControllers
{
    [ApiRoleClaimsAuthorize(true)]
    [ApiRolePackageAuthorize(KretaClaimPackages.Adminisztrator.ClaimValue)]
    public class TanoraKeresoApiController : ApiController
    {
        private IKretaAuthorization Authorization { get; }

        private readonly IFileServiceHelper fileServiceHelper;
        private readonly ICoreApiClient coreApiClient;

        public TanoraKeresoApiController(IKretaAuthorization authorization, IFileServiceHelper fileServiceHelper, ICoreApiClient coreApiClient)
        {
            Authorization = authorization;
            this.fileServiceHelper = fileServiceHelper ?? throw new ArgumentNullException(nameof(fileServiceHelper));
            this.coreApiClient = coreApiClient ?? throw new ArgumentNullException(nameof(coreApiClient));
        }

        [HttpPost]
        public DataSourceResult GetTanitasiOraGrid([ModelBinder(typeof(ModelBinder.DataSourceRequestModelBinder))] KretaGridDataSourceRequest request)
        {
            var (gridParameter, modelList) = GetGridData(request.data, request);

            return modelList.ToDataSourceResult(gridParameter);
        }

        public HttpResponseMessage GetExport(string data, DataSourceRequest request)
        {
            try
            {
                var (gridParameter, modelList) = GetGridData(data, request);

                modelList = modelList.SortingAndPaging(gridParameter.OrderDictionary);

                var simpleExportColumnCos = SimpleExportLogic.GetSimpleExportColumnCos<TanitasiOraGridModel>(TanitasiOraGridModel.TanoraExportAttributeId);

                var memoryStream = SimpleExportLogic.GetExport(OrarendResource.Tanorak, simpleExportColumnCos, modelList, ClaimData.SelectedTanevID.Value);

                return HttpResponseExtensions.GetFileHttpResponse(memoryStream.ToArray(), OrarendResource.ExportFileName);
            }
            catch (Exception ex)
            {
                throw new StatusError(HttpStatusCode.BadRequest, ErrorResource.HibaTortentAFajlExportalasaKozben) { UnHandledException = ex };
            }
        }

        private (GridParameters gridParameter, List<TanitasiOraGridModel> modelList) GetGridData(string data, DataSourceRequest request)
        {
            var model = JsonConvert.DeserializeObject<TanitasiOraSearchModel>(data);

            var gridParameter = Converter.GridParameter(request);

            var coList = new TanoraHelper(ConnectionTypeExtensions.GetSessionConnectionType()).GetTanitasiOraCoList(TanitasiOraSearchModel.ConvertModelToCo(model));

            var modelList = new List<TanitasiOraGridModel>();

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

            return (gridParameter, modelList);
        }

        [HttpPost]
        [ApiValidateAjaxAntiForgeryToken]
        public bool DeleteTanora(int tanoraId)
        {
            try
            {
                TanoraCO tanora;
                var helper = new TanoraHelper(ConnectionTypeExtensions.GetActiveSessionConnectionType());

                tanora = helper.GetTanorakAdatok(tanoraId);

                var calendarModel = new CalendarModel();
                calendarModel.Start = tanora.OraKezd;
                calendarModel.End = tanora.OraVeg;
                calendarModel.EventId = tanoraId;
                calendarModel.EventType = EventTypeEnum.LetezoOraSzerkesztese;
                calendarModel.AllDay = false;
                calendarModel.EventColor = string.Empty;
                calendarModel.OraType = CalendarOraTypeEnum.TanitasiOra;
                calendarModel.HelyettesitesId = tanora.HelyettesitesId;
                calendarModel.HelyettesitoId = tanora.Helyettesito;
                calendarModel.UseFoglakozas = tanora.Fogl.HasValue;
                calendarModel.isHelyettesites = tanora.Helyettesito.HasValue;
                calendarModel.IsOraOsszevonas = tanora.HelyettesitesTipus == (int)HelyettesitesTipusEnum.oraosszevonas;
                calendarModel.Tema = tanora.Tema;

                if (!tanora.Tanar.HasValue)
                {
                    throw new StatusError(HttpStatusCode.BadRequest, ErrorResource.HibaTortentAMuveletSoran);
                }

                var muveletPram = new TanoraMuveletek(tanora.Tanar.Value, calendarModel);

                using (var tanariOrarend = new TanariOrarendApiController(Authorization, fileServiceHelper, coreApiClient))
                {
                    tanariOrarend.DeleteTanora(muveletPram);
                }

                return true;
            }
            catch (BlException ex)
            {
                throw new StatusError(HttpStatusCode.BadRequest, ex.Message);
            }
        }

        public JsonResult<List<ComboBoxListItem>> GetCsoportTipusList([DataSourceRequest] DataSourceRequest request)
        {
            var dictionary = FrameworkEnumExtensions.EnumToList((int)GeneratedAdatszotarTipusEnum.CsoportTipus, ClaimData.SelectedTanevID.Value, false);
            return Json(dictionary.ToComboBoxItemList());
        }

        public JsonResult<List<ComboBoxListItem>> GetFoglalkozasList([DataSourceRequest] DataSourceRequest request)
        {
            var foglalkozasHelper = new FoglalkozasHelper(ConnectionTypeExtensions.GetActiveSessionConnectionType());
            var dictionary = foglalkozasHelper.GetOsszesFoglalkozas();
            return Json(dictionary.ToComboBoxItemList());
        }

        public JsonResult<List<ComboBoxListItem>> GetTantargyList([DataSourceRequest] DataSourceRequest request)
        {
            var helper = new TantargyHelper(ConnectionTypeExtensions.GetActiveSessionConnectionType());

            var dictionary = helper.GetTantargyakForDDL(isSzakkepzo: ClaimData.IsSzakkepzoIntezmeny);
            return Json(dictionary.ToComboBoxItemList());
        }
    }
}