using System;
using System.Data;
using System.Net;
using System.Net.Http;
using System.Web.Http;
using System.Web.Http.ModelBinding;
using Kendo.Mvc.UI;
using Kreta.BusinessLogic.HelperClasses;
using Kreta.BusinessLogic.Helpers;
using Kreta.BusinessLogic.Security;
using Kreta.Core;
using Kreta.Core.Exceptions;
using Kreta.Framework;
using Kreta.Resources;
using Kreta.Web.Areas.Tanar.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.Tanar.ApiControllers
{
    [ApiRoleClaimsAuthorize(true)]
    [ApiRolePackageAuthorize(KretaClaimPackages.Adminisztrator.ClaimValue)]
    public class HelyettesitesekKereseseApiController : ApiController
    {
        [ApiRolePackageAuthorize(KretaClaimPackages.Adminisztrator.ClaimValue)]
        public DataSourceResult GetHelyettesitesGrid(string data, [ModelBinder(typeof(ModelBinder.DataSourceRequestModelBinder))]
            DataSourceRequest request)
        {
            HelyettesitesSearchModel model = JsonConvert.DeserializeObject<HelyettesitesSearchModel>(data);
            if (!model.HelyettesitettId.IsEntityId() && model.IdoszakKezdete != null)
            {
                return new DataSourceResult();
            }

            HelyettesitesekKereseseCo co = ConvertModelToCo(model);

            var helper = new HelyettesitesHelper(ConnectionTypeExtensions.GetSessionConnectionType());

            helper.GridParameters = Converter.GridParameter(request);
            DataSet tanarOraiDataSet = helper.GetTanarOrai(co);
            DataSourceResult result = tanarOraiDataSet.ToDataSourceResult();
            return result;
        }

        public DataSourceResult GetHelyettesitesekAjanlasa(string data, [ModelBinder(typeof(ModelBinder.DataSourceRequestModelBinder))]
            DataSourceRequest request)
        {
            HelyettesitesGridModel model = JsonConvert.DeserializeObject<HelyettesitesGridModel>(data);
            LehetsegesHelyettesitoTanarokCO co = ConvertGridModelToCo(model);

            var helper = new HelyettesitesHelper(ConnectionTypeExtensions.GetSessionConnectionType());

            helper.GridParameters = Converter.GridParameter(request);
            DataSet tanarListDataSet = helper.GetHelyettesitesekAjanlasa(co);
            return tanarListDataSet.ToDataSourceResult();
        }

        [HttpPost]
        [ApiValidateAjaxAntiForgeryToken]
        public HttpResponseMessage OraElmarad([FromBody] HelyettesitesBeallitasaModel model)
        {
            if (ModelState.IsValid)
            {
                var ora = new OrarendiOraHelper(ConnectionTypeExtensions.GetSessionConnectionType()).GetOrarendiOraById(model.HelyettesitendoOraID);
                try
                {
                    new TanoraHelper(ConnectionTypeExtensions.GetSessionConnectionType()).SaveAdminNemMegtartottOra(
                       ora.ID.Value,
                       new DateTime(model.Datum.Year, model.Datum.Month, model.Datum.Day, ora.OraKezdete.Hour, ora.OraKezdete.Minute, ora.OraKezdete.Second),
                        new DateTime(model.Datum.Year, model.Datum.Month, model.Datum.Day, ora.OraVege.Hour, ora.OraVege.Minute, ora.OraVege.Second), model.HelyettesitesOka);
                }
                catch (BlException e)
                {
                    throw new StatusError(HttpStatusCode.BadRequest, e.Message);
                }
                return new HttpResponseMessage(HttpStatusCode.OK);
            }
            return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
        }

        [HttpPost]
        [ApiValidateAjaxAntiForgeryToken]
        public HttpResponseMessage DeleteElmaradtOra(int tanoraId, int helyettesitettOrarendiOraId, DateTime helyettesitettDatum)
        {
            try
            {
                var connectionType = ConnectionTypeExtensions.GetActiveSessionConnectionType();
                var helper = new TanoraHelper(connectionType);
                var orarendHelper = new OrarendHelper(connectionType);
                helper.NaplozasTorlese(tanoraId, true);

                var orarendiOraHelper = new OrarendiOraHelper(ConnectionTypeExtensions.GetSessionConnectionType());
                orarendiOraHelper.OrarendValtozasCacheMentes(helyettesitettOrarendiOraId, helyettesitettDatum);
                orarendHelper.GenerateTeljesOrarend(helyettesitettOrarendiOraId);
            }
            catch (BlException e)
            {
                throw new StatusError(HttpStatusCode.BadRequest, e.Message) { UnHandledException = e };
            }
            catch (Exception e)
            {
                throw new StatusError(HttpStatusCode.BadRequest, ErrorResource.HibaTortentAMuveletSoran) { UnHandledException = e };
            }

            return new HttpResponseMessage(HttpStatusCode.OK);
        }

        [HttpPost]
        [ApiValidateAjaxAntiForgeryToken]
        public HttpResponseMessage HelyettesitesTorlese([FromBody] HelyettesitesBeallitasaModel model)
        {
            if (!model.HelyettesitesID.HasValue)
            {
                throw new StatusError(HttpStatusCode.BadRequest, ErrorResource.HibaTortentAMuveletSoran);
            }

            if (ModelState.IsValid)
            {
                var connectionType = ConnectionTypeExtensions.GetSessionConnectionType();
                var helper = new HelyettesitesHelper(connectionType);
                var orarendHelper = new OrarendHelper(connectionType);
                SendEmailCo sendEmailCo = new UzenetekHelper(connectionType).GetHelyettesitesTorlesSendEmailCo(model.HelyettesitesID.Value);
                helper.DeleteHelyettesites(model.HelyettesitesID.Value);
                bool mustSendEmail = helper.GetUserHelyettesitesProfilData(model.HelyettesitoTanarID);
                if (mustSendEmail)
                {
                    new UzenetekHelper(ConnectionTypeExtensions.GetActiveSessionConnectionType()).SendEmail(sendEmailCo);
                }

                orarendHelper.GenerateTeljesOrarend();

                return new HttpResponseMessage(HttpStatusCode.OK);
            }

            return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
        }

        [HttpPost]
        [ApiValidateAjaxAntiForgeryToken]
        public HttpResponseMessage SaveHelyettesites([FromBody] HelyettesitesBeallitasaModel model)
        {
            var connectionType = ConnectionTypeExtensions.GetSessionConnectionType();
            var hetHelper = new NaptariHetHelper(connectionType);
            var hetSorszam = hetHelper.GetNaptariHetSorszamByDate(model.Datum);

            var helper = new HelyettesitesHelper(connectionType);
            var orarendHelper = new OrarendHelper(connectionType);

            bool mustSendEmail = helper.GetUserHelyettesitesProfilData(model.HelyettesitoTanarID);
            var helyettesitesResultCo = helper.SaveHelyettesites(model.HelyettesitendoOraID, model.HelyettesitoTanarID, model.HelyettesitesTipusId, model.HelyettesitesOka, hetSorszam, model.Datum.Date, model.IsTuloraMentes);
            if (helyettesitesResultCo.ErrorId > 0)
            {
                throw new StatusError(HttpStatusCode.BadRequest, StringResourcesUtil.GetString(helyettesitesResultCo.ErrorId.Value));
            }

            if (helyettesitesResultCo.HelyettesitesId.Value > 0 && mustSendEmail)
            {
                SendEmailCo sendEmailCo = new UzenetekHelper(connectionType).GetHelyettesitesSendEmailCo(helyettesitesResultCo.HelyettesitesId.Value);
                new UzenetekHelper(ConnectionTypeExtensions.GetActiveSessionConnectionType()).SendEmail(sendEmailCo);
            }

            orarendHelper.GenerateTeljesOrarend(model.HelyettesitendoOraID);

            return new HttpResponseMessage(HttpStatusCode.OK);
        }

        private HelyettesitesekKereseseCo ConvertModelToCo(HelyettesitesSearchModel model)
        {
            var selectedTanev = new TanevHelper(ConnectionTypeExtensions.GetSessionConnectionType()).GetTanevInfo();
            var co = new HelyettesitesekKereseseCo
            {
                HelyettesitesKezdete = model.IdoszakKezdete ?? selectedTanev.KezdoNap,
                HelyettesitesVege = model.IdoszakVege == null ? selectedTanev.UtolsoNap : model.IdoszakVege.Value.AddDays(1),
                HelyettesitettId = model.HelyettesitettId ?? 0
            };
            return co;
        }

        private LehetsegesHelyettesitoTanarokCO ConvertGridModelToCo(HelyettesitesGridModel model)
        {
            var co = new LehetsegesHelyettesitoTanarokCO
            {
                orarendiOraId = model.HelyettesitettOrarendiOraId,
                datum = model.HelyettesitettOraKezdete,
            };
            return co;
        }
    }
}