using AutoMapper;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using TTSW.EF;
using TTSW.Utils;
using TTSW.Constant;
using TTSW.Common;
using TodoAPI2.Models;
using System.IO;
using System.Web;
using System.Net;
using TTSW.Configure;
using Microsoft.Extensions.Options;
using System.Data;

namespace TodoAPI2.Models
{
    public class eva_self_reviewService : Ieva_self_reviewService
    {
        private IBaseRepository2<eva_adjust_postponement_detailEntity, int> _repository;
		private IMyDatabase db;
		private Iexternal_linkageService ext;

        public eva_self_reviewService(IBaseRepository2<eva_adjust_postponement_detailEntity, int> repository, IMyDatabase mydb, Iexternal_linkageService inext)
        {
            _repository = repository;
			db = mydb;
			ext = inext;
        }

        #region Private Functions
        private eva_adjust_postponement_detailEntity GetEntity(eva_self_reviewInputModel model)
        {
            return Mapper.Map<eva_adjust_postponement_detailEntity>(model);
        }
        private List<eva_adjust_postponement_detailEntity> GetEntityList(List<eva_self_reviewInputModel> models)
        {
            return Mapper.Map<List<eva_adjust_postponement_detailEntity>>(models);
        }
        private eva_self_reviewViewModel GetDto(eva_adjust_postponement_detailEntity entity)
        {
            return Mapper.Map<eva_self_reviewViewModel>(entity);
        }
        private List<eva_self_reviewViewModel> GetDtoList(List<eva_adjust_postponement_detailEntity> entities)
        {
            return Mapper.Map<List<eva_self_reviewViewModel>>(entities);
        }
       
        #endregion

        #region Public Functions
        #region Query Functions

        public eva_self_reviewViewModel Get(int id)
        {
            var entity = _repository.Get(id);

            return GetDto(entity);
        }

        public eva_adjust_postponement_detailEntity GetEntity(int id)
        {
            var entity = _repository.Get(id);

            return entity;
        }

        public DataContext GetContext()
        {
            return _repository.Context;
        }

        private List<external_linkageViewModel> fill_list_number(List<int?> input)
        {
            var result = new List<external_linkageViewModel>();
            foreach(var i in input)
            {
                var n = new external_linkageViewModel();                
                n.external_id = i.Value;
                n.external_name = i.ToString();
                result.Add(n);
            }
            return result;
        }

        public eva_self_reviewWithSelectionViewModel GetWithSelection(int id)
        {
            var entity = _repository.Get(id);
            var i = Mapper.Map<eva_self_reviewWithSelectionViewModel>(entity);

            var temp = (from x in _repository.Context.eva_adjust_postponement
                        select x.fiscal_year).Distinct().OrderBy(x => x.Value).ToList();

            i.item_eva_year = fill_list_number((from x in _repository.Context.eva_adjust_postponement
                               select x.fiscal_year).Distinct().OrderBy(x => x.Value).ToList());
            i.item_eva_no = fill_list_number((from x in _repository.Context.eva_adjust_postponement
                             select x.theRound).Distinct().OrderBy(x => x.Value).ToList());

            return i;
        }
        public eva_self_reviewWithSelectionViewModel GetBlankItem()
        {
            var i = new eva_self_reviewWithSelectionViewModel();
            i.item_eva_year = fill_list_number((from x in _repository.Context.eva_adjust_postponement
                                                select x.fiscal_year).Distinct().OrderBy(x => x.Value).ToList());
            i.item_eva_no = fill_list_number((from x in _repository.Context.eva_adjust_postponement
                                              select x.theRound).Distinct().OrderBy(x => x.Value).ToList());


            return i;
        }

        public List<eva_self_reviewViewModel> GetListByadjust_postponement_id(int? adjust_postponement_id)
        {
			var model = new eva_self_reviewSearchModel();
            model.adjust_postponement_id = adjust_postponement_id;
            return GetListBySearch(model);
        }

		public List<eva_self_reviewViewModel> GetListBySearch(eva_self_reviewSearchModel model)
        {
            var data = (
                from m_eva_self_review in _repository.Context.eva_adjust_postponement_detail

                join fk_eva_adjust_postponement1 in _repository.Context.eva_adjust_postponement on m_eva_self_review.adjust_postponement_id equals fk_eva_adjust_postponement1.id
                into eva_adjust_postponementResult1
                from fk_eva_adjust_postponementResult1 in eva_adjust_postponementResult1.DefaultIfEmpty()

                join fk_eva_adjust_postponement2 in _repository.Context.eva_adjust_postponement on m_eva_self_review.adjust_postponement_quota_id equals fk_eva_adjust_postponement2.id
                into eva_adjust_postponementResult2
                from fk_eva_adjust_postponementResult2 in eva_adjust_postponementResult2.DefaultIfEmpty()

                    //join fk_external_linkage4 in ext.GetDemoItem() on m_eva_self_review.eva_year equals fk_external_linkage4.id
                    //into external_linkageResult4
                    //from fk_external_linkageResult4 in external_linkageResult4.DefaultIfEmpty()

                    //join fk_external_linkage5 in ext.GetDemoItem() on m_eva_self_review.eva_no equals fk_external_linkage5.id
                    //into external_linkageResult5
                    //from fk_external_linkageResult5 in external_linkageResult5.DefaultIfEmpty()


                where
                (model.employee_id.HasValue && m_eva_self_review.employee_id == model.employee_id)
                && (!model.eva_year.HasValue || fk_eva_adjust_postponementResult1.fiscal_year == model.eva_year)
                && (!model.eva_no.HasValue || fk_eva_adjust_postponementResult1.theRound == model.eva_no)


                orderby m_eva_self_review.created descending
                select new eva_self_reviewViewModel()
                {
                    id = m_eva_self_review.id,
                    adjust_postponement_id = m_eva_self_review.adjust_postponement_id,
                    adjust_postponement_quota_id = m_eva_self_review.adjust_postponement_quota_id,
                    employee_id = m_eva_self_review.employee_id,
                    eva_year = fk_eva_adjust_postponementResult1.fiscal_year,
                    eva_no = fk_eva_adjust_postponementResult1.theRound,

                    adjust_postponement_id_eva_adjust_postponement_fiscal_year = fk_eva_adjust_postponementResult1.fiscal_year,
                    adjust_postponement_quota_id_eva_adjust_postponement_fiscal_year = fk_eva_adjust_postponementResult2.fiscal_year,
                    eva_year_external_linkage_external_name = fk_eva_adjust_postponementResult1.fiscal_year.ToString(),
                    eva_no_external_linkage_external_name = fk_eva_adjust_postponementResult1.theRound.ToString(),

                    isActive = m_eva_self_review.isActive,
                    Created = m_eva_self_review.created,
                    Updated = m_eva_self_review.updated
                }
            ).OrderBy(x => x.eva_year * 10 + x.eva_no).ToList();

            return data;
        }

        #endregion

        #region Manipulation Functions


        public int GetNewPrimaryKey()
        {
            int? newkey = 0;

            var x = (from i in _repository.Context.eva_adjust_postponement_detail
                    orderby i.id descending
                    select i).Take(1).ToList();

            if(x.Count > 0)
            {
                newkey = x[0].id + 1;
            }

            return newkey.Value;
        }


        public eva_self_reviewViewModel Insert(eva_self_reviewInputModel model)
        {
            //         var entity = GetEntity(model);
            //         entity.id = GetNewPrimaryKey();


            //entity.SetAutoField(_repository.Context);

            //         if (is_force_save)
            //         {
            //             var inserted = _repository.Insert(entity);
            //             entity.DoAfterInsertUpdate(_repository.Context);
            //             return Get(inserted.id);
            //         }
            //         else
            //         {
            //             _repository.InsertWithoutCommit(entity);
            //             entity.DoAfterInsertUpdate(_repository.Context);
            //             return Mapper.Map<eva_self_reviewViewModel>(entity);
            //         }

            return null;
        }

        public eva_self_reviewViewModel Update(int id, eva_self_reviewInputModel model)
        {
            //        var existingEntity = _repository.Get(id);
            //        if (existingEntity != null)
            //        {
            //            existingEntity.adjust_postponement_id = model.adjust_postponement_id;
            //            existingEntity.adjust_postponement_quota_id = model.adjust_postponement_quota_id;
            //            existingEntity.employee_id = model.employee_id;
            //            existingEntity.eva_year = model.eva_year;
            //            existingEntity.eva_no = model.eva_no;

            //existingEntity.SetAutoField(_repository.Context);

            //            if (is_force_save)
            //            {
            //                var updated = _repository.Update(id, existingEntity);
            //                existingEntity.DoAfterInsertUpdate(_repository.Context);
            //                return Get(updated.id);
            //            }
            //            else
            //            {
            //                _repository.UpdateWithoutCommit(id, existingEntity);
            //                existingEntity.DoAfterInsertUpdate(_repository.Context);
            //                return Mapper.Map<eva_self_reviewViewModel>(existingEntity);
            //            }
            //        }
            //        else
            //        throw new NotificationException("No data to update");

            return null;
        }

		public string UpdateMultiple(List<eva_self_reviewInputModel> model)
        {
            //       foreach(var i in model)
            //       {
            //           if (i.active_mode == "1" && i.id.HasValue) // update
            //           {                    
            //               var existingEntity = _repository.Get(i.id.Value);
            //               if (existingEntity != null)
            //               {
            //           existingEntity.adjust_postponement_id = i.adjust_postponement_id;
            //           existingEntity.adjust_postponement_quota_id = i.adjust_postponement_quota_id;
            //           existingEntity.employee_id = i.employee_id;
            //           existingEntity.eva_year = i.eva_year;
            //           existingEntity.eva_no = i.eva_no;

            //	existingEntity.SetAutoField(_repository.Context);
            //                   _repository.UpdateWithoutCommit(i.id.Value, existingEntity);
            //               }
            //           }
            //           else if (i.active_mode == "1" && !i.id.HasValue) // add
            //           {
            //               var entity = GetEntity(i);
            //               entity.id = GetNewPrimaryKey();
            //entity.SetAutoField(_repository.Context);
            //               _repository.InsertWithoutCommit(entity);
            //           }
            //           else if (i.active_mode == "0" && i.id.HasValue) // remove
            //           {                    
            //               _repository.DeleteWithoutCommit(i.id.Value);
            //           }
            //           else if (i.active_mode == "0" && !i.id.HasValue)
            //           {
            //               // nothing to do
            //           }                
            //       }
            //       if (is_force_save)
            //       {
            //           _repository.Context.SaveChanges();
            //       } 

            //       return model.Count().ToString();

            return null;
        }

        public eva_self_reviewViewModel SetAsActive(int id)
        {
            var updated = _repository.SetAsActive(id);

            return Get(updated.id);
        }
        public eva_self_reviewViewModel SetAsInactive(int id)
        {
            var updated = _repository.SetAsInActive(id);

            return Get(updated.id);
        }
        public void Delete(int id)
        {
            _repository.Delete(id);

            return;
        }

		public void RefreshAutoFieldOfAllData()
        {
            //var all_items = from i in _repository.Context.eva_adjust_postponement_detail
            //                select i;
            //foreach (var item in all_items)
            //{
            //    item.SetAutoField(_repository.Context);
            //}
            //_repository.Context.SaveChanges();
        }

        private Dictionary<string,string> GetLookupForLog()
        {
            var i = new Dictionary<string, string>();


            i.Add("adjust_postponement_id", "รหัสอ้างอิงตาราง eva_adjust_postponement");
            i.Add("adjust_postponement_id_eva_adjust_postponement_fiscal_year", "รหัสอ้างอิงตาราง eva_adjust_postponement");
            i.Add("adjust_postponement_quota_id", "รหัสอ้างอิงตาราง eva_adjust_postponement");
            i.Add("adjust_postponement_quota_id_eva_adjust_postponement_fiscal_year", "รหัสอ้างอิงตาราง eva_adjust_postponement");
            i.Add("employee_id", "ผู้รับการประเมิน");
            i.Add("eva_year", "ปีงบประมาณ");
            i.Add("eva_year_external_linkage_external_name", "ปีงบประมาณ");
            i.Add("eva_no", "รอบการประเมิน");
            i.Add("eva_no_external_linkage_external_name", "รอบการประเมิน");           

            return i;
        }

        #endregion

        #region Match Item

        #endregion

        #endregion
    }
}