using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using AutoMapper;
using SqlSugar;
using WIDESEAWCS_Core;
using WIDESEAWCS_Core.BaseRepository;
using WIDESEAWCS_Core.BaseServices;
using WIDESEAWCS_DTO.Telescopic;
using WIDESEAWCS_ITelescopicService;
using WIDESEAWCS_Model.Models;

namespace WIDESEAWCS_TelescopicService
{
    public class LoginhsyService : ServiceBase<Dt_Loginhsy, IRepository<Dt_Loginhsy>>, ILoginhsyService
    {
        public IRepository<Dt_Loginhsy> Repository => BaseDal;
        private readonly IRepository<Sys_User> _user;

        public LoginhsyService(IRepository<Sys_User> user, IRepository<Dt_Loginhsy> BaseDal) : base(BaseDal)
        {
            _user = user;
        }

        public WebResponseContent LoginRecord(PaginationDTO pagination)
        {
            try
            {
                int totalCount = 0;

                var sys = _user.Db.Queryable<Sys_User>();
                var main = Db.Queryable<Dt_Loginhsy>();

                //模糊查询
                var query = sys.InnerJoin<Dt_Loginhsy>((a, b) => a.UserName == b.UserName);
                if (!string.IsNullOrEmpty(pagination.searchKeyword))
                {
                    query = query.Where((a, b) =>
                        a.UserTrueName.Contains(pagination.searchKeyword) ||
                        a.Userteam.Contains(pagination.searchKeyword) ||
                        b.OpCenten.Contains(pagination.searchKeyword));
                }
                
                //时间查询
                if (pagination.startDate.HasValue && pagination.endDate.HasValue)
                {
                    query = query.Where((a, b) => b.LoginTiem >= pagination.startDate.Value && b.LoginTiem <= pagination.endDate.Value);
                }

                // 排序处理
                if (!string.IsNullOrEmpty(pagination.sortField))
                {
                    //isAsc：这是一个布尔值，判断排序是升序 (true)"asc" ,还是降序 (false) "desc"
                    var isAsc = pagination.sortOrder?.ToLower() == "asc";//pagination.sortOrder 不为空，则调用 ToLower() 方法将其转为小写字母

                    query = pagination.sortField.ToLower() switch
                    {
                        //如果isAsc 为ture就执行query.OrderBy((a, b) => b.LoginTiem, OrderByType.Asc)升序排序，
                        //如果为fales就执行query.OrderBy((a, b) => b.LoginTiem, OrderByType.Desc)降序排序
                        "logintiem" => isAsc ? query.OrderBy((a, b) => b.LoginTiem, OrderByType.Asc)
                                             : query.OrderBy((a, b) => b.LoginTiem, OrderByType.Desc),

                        "outtiem" => isAsc ? query.OrderBy((a, b) => b.OutTiem, OrderByType.Asc)
                                           : query.OrderBy((a, b) => b.OutTiem, OrderByType.Desc),

                        //"usertruename" => isAsc ? query.OrderBy((a, b) => a.UserTrueName, OrderByType.Asc)
                        //: query.OrderBy((a, b) => a.UserTrueName, OrderByType.Desc),
                        _ => query.OrderBy((a, b) => b.LoginTiem, OrderByType.Desc) // 默认按登入时间降序
                    };
                }
                else
                {
                    // 默认按 LoginTiem 降序
                    query = query.OrderBy((a, b) => b.LoginTiem, OrderByType.Desc);
                }

             


                //返回结果
                var result = query.Select((a, b) => new
                {
                    a.User_Id,
                    a.UserTrueName,
                    a.Userteam,
                    a.HeadImageUrl,
                    b.ID,
                    b.LoginTiem,
                    b.OutTiem,
                    b.OpCenten,
                }).ToPageList(pagination.pageIndex, pagination.pageSize, ref totalCount);

                return new WebResponseContent
                {
                    Status = true,
                    Data = new
                    {
                        TotalCount = totalCount, // 总数
                        PageIndex = pagination.pageIndex, // 页数
                        PageSize = pagination.pageSize, // 一页多少个数据
                        Items = result
                    }
                };
            }
            catch (Exception ex)
            {
                return new WebResponseContent { Status = false, Message = "错误: " + ex.Message };
            }
        }




        public WebResponseContent OutLoginTime(string account)
        {
            try
            {
                var log = BaseDal.QueryData(x=>x.UserName== account).OrderByDescending(x=>x.UserName).FirstOrDefault();
                if (log==null)
                {
                    return new WebResponseContent { Status = false, Message = "失败" };
                }
                log.OutTiem = DateTime.Now;
                BaseDal.UpdateData(log);
                return new WebResponseContent { Status = true, Data = log.OutTiem };
            }
            catch (Exception ex)
            {

                return new WebResponseContent { Status = false, Message = "错误信息"+ex };
            }
        }
    }
   
}