using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using AutoMapper;
using DTO;
using IServices;
using Microsoft.AspNetCore.Mvc.Rendering;
using Microsoft.EntityFrameworkCore;
using zhengcaioa.Models;


namespace Services
{
    public class GroupTuiguangService: IGroupTuiguangService
    {
        private readonly zhengcaioaContext _context;
        private readonly IMapper _mapper;
        public GroupTuiguangService(zhengcaioaContext context, IMapper mapper)
        {
            _context = context;
            _mapper = mapper;
        }

        public ResultEntity save(GroupTuiguangDTO dto)
        {
            ResultEntity resultEntity = new ResultEntity();
            try
            {
               
                


                var groupTuiguang = _mapper.Map<GroupTuiguang>(dto);


                if (String.IsNullOrEmpty(groupTuiguang.Id))
                {
                    groupTuiguang.Id = Guid.NewGuid().ToString();
                    _context.GroupTuiguangs.Add(groupTuiguang);
                }
                else
                {
                    var updateproject = _context.GroupTuiguangs.Find(groupTuiguang.Id);

                    updateproject.GroupId = groupTuiguang.GroupId;
                    updateproject.TgTime = groupTuiguang.TgTime;
                    updateproject.Tuiguangcontent = groupTuiguang.Tuiguangcontent;
                    updateproject.RecStatus = groupTuiguang.RecStatus;
                    updateproject.Modifier = groupTuiguang.Modifier;
                    updateproject.Modifytime = groupTuiguang.Modifytime;

                }

                _context.SaveChanges();
                resultEntity.ReturnID = groupTuiguang.Id;
                resultEntity.Result = true;
            }
            catch (Exception ex)
            {
                resultEntity.Result = false;
                resultEntity.Message = "保存失败，请联系管理员";

            }
            return resultEntity;
        }

        public GroupTuiguangDTO Get(string id)
        {

            var entity = _context.GroupTuiguangs.Find(id);
            if (entity.RecStatus != "A")
            {
                entity = new GroupTuiguang();
            }


            var GroupTuiguangDTO = _mapper.Map<GroupTuiguangDTO>(entity);


            return GroupTuiguangDTO;
        }

        public ResultDataEntity<GroupTuiguangDTO> SearchByPaging(GroupTuiguangDTOSearch searchEntity)
        {



            ResultDataEntity<GroupTuiguangDTO> data = new ResultDataEntity<GroupTuiguangDTO>();
            List<GroupTuiguangDTO> list = new List<GroupTuiguangDTO>();




           


            DateTime TgTimestart = DateTime.Now;
            DateTime TgTimeend = DateTime.Now;
            if (!string.IsNullOrWhiteSpace(searchEntity.TgTime))
            {
                string[] TgTimes = searchEntity.TgTime.Split("|");
                DateTime.TryParse(TgTimes[0], out TgTimestart);
                DateTime.TryParse(TgTimes[1], out TgTimeend);
               // TgTimeend = TgTimeend.AddDays(1);
            }


            var query = (from a in _context.GroupTuiguangs
                       
                         join e in _context.PltUsers.Where(x => x.RecStatus == "A" && x.Zhiwustatus == "A" && x.IsYwjl == "A")
                         on a.Creater equals e.Id

                         join d in _context.GroupGroups.Where(x => x.RecStatus == "A" )
                        on a.GroupId equals d.Id

                         where a.RecStatus == "A"
                          && (string.IsNullOrWhiteSpace(searchEntity.TgTime) || (a.TgTime >= TgTimestart && a.TgTime <= TgTimeend))
                         && (string.IsNullOrWhiteSpace(searchEntity.Creater) || e.UserName.Contains(searchEntity.Creater.Trim()))
                          && (string.IsNullOrWhiteSpace(searchEntity.GroupId) || a.GroupId == searchEntity.GroupId.Trim())
                          

                         select new GroupTuiguangDTO
                         {
                             Id = a.Id,
                             GroupId = a.GroupId,
                             TgTime = a.TgTime,
                             Tuiguangcontent = a.Tuiguangcontent,                            
                             Qunnumber = d.Qunnumber,
                             Qunzhuname = d.Qunzhuname,
                             RecStatus = a.RecStatus,
                             Modifier = a.Modifier,
                             Modifytime = a.Modifytime,
                             TgTimeName = a.TgTime.ToString("yyyy-MM-dd"),
                             CreaterName = e.UserName,
                         }
                        ).OrderByDescending(x => x.Modifytime).ToList();



            //if (searchEntity.totalrows == 0)
                searchEntity.totalrows = query.Count();
            var lianlist = query.Skip((searchEntity.page - 1) * searchEntity.rows).Take(searchEntity.rows).ToList();
            data.LoadData(searchEntity, lianlist);
            return data;
        }






        /// <summary>
        /// 修改主表状态
        /// </summary>
        /// <param name="id">主id</param>
        /// <param name="userid">用户</param>
        /// <returns></returns>
        public ResultEntity ModifyStatus(string id, string userid)
        {
            ResultEntity result = new ResultEntity();
            result.Result = true;

            var model = _context.GroupTuiguangs.Find(id);
            if (model != null)
            {
                model.RecStatus = "D";
                model.Modifier = userid;
                model.Modifytime = DateTime.Now;
                _context.SaveChanges();
            }

            return result;
        }
    }
}