using AutoMapper;
using DTO;
using DTO.Models;
using IServices;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using zhengcaioa.IService;
using zhengcaioa.Models;

namespace Services
{
    public class GroupTopicService : IGroupTopicService
    {

        private readonly zhengcaioaContext _context;
        private readonly IMapper _mapper;
        public GroupTopicService(zhengcaioaContext context, IMapper mapper)
        {
            _context = context;
            _mapper = mapper;
        }


        public ResultEntity save(GroupTopicDTO dto)
        {
            ResultEntity resultEntity = new ResultEntity();
            try
            {
                var GroupTopic = _mapper.Map<GroupTopic>(dto);
                if (String.IsNullOrEmpty(GroupTopic.Id))
                {
                    GroupTopic.Id = Guid.NewGuid().ToString();
                    _context.GroupTopics.Add(GroupTopic);
                }
                else
                {
                    var updateGroupTopic = _context.GroupTopics.Find(GroupTopic.Id);
                    updateGroupTopic.Topicname = GroupTopic.Topicname;
                    updateGroupTopic.Sort = GroupTopic.Sort;


                    updateGroupTopic.RecStatus = GroupTopic.RecStatus;
                    // updateGroupTopic.Creater = GroupTopic.Creater;
                    //updateGroupTopic.Createtime = GroupTopic.Createtime;
                    updateGroupTopic.Modifier = GroupTopic.Modifier;
                    updateGroupTopic.Modifytime = GroupTopic.Modifytime;

                }

                _context.SaveChanges();
                resultEntity.ReturnID = GroupTopic.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 GroupTopicDTO Get(string id)
        {
            GroupTopic entity = _context.GroupTopics.Find(id);
            if (entity.RecStatus != "A")
            {
                entity = new GroupTopic();
            }

            var GroupTopicDTO = _mapper.Map<GroupTopicDTO>(entity);
            return GroupTopicDTO;
        }

        public ResultDataEntity<GroupTopicDTO> SearchByPaging(GroupTopicDTOSearch searchEntity)
        {
            ResultDataEntity<GroupTopicDTO> data = new ResultDataEntity<GroupTopicDTO>();
            List<GroupTopicDTO> list = new List<GroupTopicDTO>();
            //筛选
            var query = _context.GroupTopics
                .Where(b => b.RecStatus == "A")
                .ToList();

            if (!string.IsNullOrEmpty(searchEntity.Topicname))
            {
                query = query.Where(m => m.Topicname.Contains(searchEntity.Topicname)).ToList();
            }
            



            query = query.OrderBy(x => x.Sort).ToList();
            //if (searchEntity.totalrows == 0)
                searchEntity.totalrows = query.Count();
            var rolelist = query.Skip((searchEntity.page - 1) * searchEntity.rows).Take(searchEntity.rows).ToList();
            list = _mapper.Map<List<GroupTopicDTO>>(rolelist);
            data.LoadData(searchEntity, list);
            return data;
        }

        public ResultEntity ModifyStatus(string id, string userid)
        {

            ResultEntity result = new ResultEntity();
            result.Result = true;

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

            return result;
        }



        /// <summary>
        /// 获取所有有效角色
        /// </summary>
        /// <returns></returns>
        public List<GroupTopicDTO> GetList()
        {


            var listRole = _context.GroupTopics.Where(r => r.RecStatus == "A").ToList();

            var list = _mapper.Map<List<GroupTopicDTO>>(listRole);
            return list;
        }

        public List<GroupTopicDTO> GetListsalary(string userid, DateTime datemin, DateTime datemax)
        {


            var listRole = _context.GroupTopics.Where(r => r.RecStatus == "A" && r.Creater == userid && r.Createtime >= datemin && r.Createtime < datemax ).ToList();

            var list = _mapper.Map<List<GroupTopicDTO>>(listRole);
            return list;
        }
    }
}