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 AdmDocDocService:IAdmDocDocService
    {
        private readonly zhengcaioaContext _context;
        private readonly IMapper _mapper;
        public AdmDocDocService(zhengcaioaContext context, IMapper mapper)
        {
            _context = context;
            _mapper = mapper;
        }
        public ResultEntity save(AdmDocDocDTO dto)
        {
            ResultEntity resultEntity = new ResultEntity();
            try
            {
                var checkUserSn = _context.AdmDocDocs.Where(x => x.DocTitle == dto.DocTitle && x.RecStatus == "A" && x.Id != dto.Id).FirstOrDefault();
                if (checkUserSn != null && (string.IsNullOrWhiteSpace(dto.Id) || (!string.IsNullOrWhiteSpace(dto.Id) && checkUserSn.Id != dto.Id)))
                {
                    resultEntity.Result = false;
                    resultEntity.Message = "公文标题重复";
                    return resultEntity;
                }

                var entity = _mapper.Map<AdmDocDoc>(dto);


                if (String.IsNullOrEmpty(entity.Id))
                {
                    entity.Id = Guid.NewGuid().ToString();
                   
                    var DocNo = _context.AdmDocDocs.Max(x => x.DocNo);
                    if (string.IsNullOrEmpty(DocNo))
                    {
                        entity.DocNo =  1.ToString().PadLeft(6, '0');
                    }
                    else
                    {
                        entity.DocNo =  (int.Parse(DocNo) + 1).ToString().PadLeft(6, '0');
                    }
                    _context.AdmDocDocs.Add(entity);
                }
                else
                {
                    var updateproject = _context.AdmDocDocs.Find(entity.Id);

                    updateproject.DocType = entity.DocType;
                    updateproject.DocDept = entity.DocDept;
                    updateproject.DocNo = entity.DocNo;
                    updateproject.DocTitle = entity.DocTitle;
                    updateproject.DocContent = entity.DocContent;
                    updateproject.DocZtc = entity.DocZtc;
                    updateproject.Printtimes = entity.Printtimes;
                    updateproject.DocCsdw = entity.DocCsdw;
                    updateproject.PublishTime = entity.PublishTime;
                    updateproject.PrintStatus = entity.PrintStatus;
                    updateproject.RecStatus = entity.RecStatus;
                    updateproject.Modifier = entity.Modifier;
                    updateproject.Modifytime = entity.Modifytime;

                }

                _context.SaveChanges();
                resultEntity.ReturnID = entity.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 AdmDocDocDTO Get(string id)
        {

            var entity = _context.AdmDocDocs.Find(id);

            if (entity.RecStatus != "A")
            {
                entity = new AdmDocDoc();
            }

            var result = _mapper.Map<AdmDocDocDTO>(entity);


            return result;
        }

        public ResultDataEntity<AdmDocDocDTO> SearchByPaging(AdmDocDocDTOSearch searchEntity)
        {



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




            var listCode = (from a in _context.SysCodeDtls
                            join b in _context.SysCodes
                            on a.CodeId equals b.Id
                            where a.RecStatus == "A"
                                          && b.RecStatus == "A"
                            select new CodeDataEntity()
                            {
                                CodeId = b.Id,
                                CodeTable = b.CodeTable,
                                CodeField = b.CodeField,
                                CodeSn = a.CodeSn,
                                Comments = a.Comments,
                                Contents = a.Contents,
                                RecStatus = a.RecStatus,
                                Sort = a.Sort
                            }
                      );
            DateTime PublishTimestart = DateTime.Now;
            DateTime PublishTimeend = DateTime.Now;
            if (!string.IsNullOrWhiteSpace(searchEntity.PublishTime))
            {
                string[] PublishTimes = searchEntity.PublishTime.Split("|");
                DateTime.TryParse(PublishTimes[0], out PublishTimestart);
                DateTime.TryParse(PublishTimes[1], out PublishTimeend);
                //PublishTimeend = PublishTimeend.AddDays(1);
            }

            ///AdmDocDocs
            var query = (from a in _context.AdmDocDocs


                         join e in listCode.Where(x => x.CodeTable == "system" && x.CodeField == "shifou")
                        on a.PrintStatus equals e.CodeSn
                        into esssss
                         from eee in esssss.DefaultIfEmpty()

                        


                         join g in _context.AdmDocBases.Where(x => x.RecStatus == "A")
                          on a.DocType equals g.Id
                         into gsss
                         from ggg in gsss.DefaultIfEmpty()

                        

                         join k in _context.HrDepts.Where(x => x.RecStatus == "A" && x.QiyongStatus == "A")
                      on a.DocDept equals k.Id
                      into ksssss
                         from kkk in ksssss.DefaultIfEmpty()

                         where a.RecStatus == "A" 
                          && (string.IsNullOrWhiteSpace(searchEntity.PublishTime) || (a.PublishTime >= PublishTimestart && a.PublishTime <= PublishTimeend))
                          && (string.IsNullOrWhiteSpace(searchEntity.DocType) || a.DocType == searchEntity.DocType.Trim())
                             && (string.IsNullOrWhiteSpace(searchEntity.DocDept) || a.DocDept == searchEntity.DocDept.Trim())
                          && (string.IsNullOrWhiteSpace(searchEntity.DocTitle) || a.DocTitle.Contains(searchEntity.DocTitle.Trim()))
                              && (string.IsNullOrWhiteSpace(searchEntity.DocNo) || a.DocNo.Contains(searchEntity.DocNo.Trim()))





                         select new AdmDocDocDTO
                         {
                             Id = a.Id,
                             DocType = a.DocType,
                             PublishTimeName = a.PublishTime.ToString("yyyy-MM-dd"),
                             DocTypeName = ggg.DocName,
                             DocDept = a.DocDept,
                             DocDeptName = kkk.DeptName,
                             DocNo = a.DocNo,
                             DocTitle = a.DocTitle,
                             // DocContent = a.DocContent,
                             DocZtc = a.DocZtc,
                             DocCsdw = a.DocCsdw,
                             PublishTime = a.PublishTime,
                             PrintStatus = a.PrintStatus,
                             PrintStatusName = eee.Comments,
                             Printtimes = a.Printtimes ?? 0,
                           





                            

                             Creater = a.Creater,
                             Createtime = a.Createtime,

                             RecStatus = a.RecStatus,
                             Modifier = a.Modifier,
                             Modifytime = a.Modifytime,
                            
                         }
                ).OrderByDescending(x => x.DocNo).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.AdmDocDocs.Find(id);
            if (model != null)
            {
                model.RecStatus = "D";
                model.Modifier = userid;
                model.Modifytime = DateTime.Now;
                _context.SaveChanges();
            }

            return result;
        }
    }
}