hotline/src/Hotline.Application/Knowledge/KnowApplication.cs

using Hotline.KnowledgeBase;
using Hotline.Repository.SqlSugar.Extensions;
using Hotline.Settings;
using Hotline.Settings.Hotspots;
using Hotline.Share.Dtos;
using Hotline.Share.Dtos.Knowledge;
using Hotline.Users;
using MapsterMapper;
using SqlSugar;
using XF.Domain.Authentications;
using XF.Domain.Dependency;

namespace Hotline.Application.Knowledge
{
    public class KnowApplication : IKnowApplication, IScopeDependency
    {
        private readonly IKnowledgeRepository _knowledgeRepository;
        private readonly IKnowledgeApplyRepository _knowledgeApplyRepository;
        private readonly ISessionContext _sessionContext;
        private readonly IMapper _mapper;

        /// <summary>
        /// 
        /// </summary>
        /// <param name="knowledgeRepository"></param>
        /// <param name="knowledgeApplyRepository"></param>
        /// <param name="sessionContext"></param>
        /// <param name="knowledgeDomainService"></param>
        /// <param name="mapper"></param>
        public KnowApplication(IKnowledgeRepository knowledgeRepository, IKnowledgeApplyRepository knowledgeApplyRepository, ISessionContext sessionContext, IMapper mapper)
        {
            _knowledgeRepository = knowledgeRepository;
            _knowledgeApplyRepository = knowledgeApplyRepository;
            _sessionContext = sessionContext;
            _mapper = mapper;
        }

        /// <summary>
        /// 知识库查询
        /// </summary>
        /// <param name="pagedDto"></param>
        /// <returns></returns>
        public async Task<PagedDto<KnowledgeDataDto>> GetKnowList(KnowPagedListDto pagedDto)
        {
            RefAsync<int> total = 0;
            var temp = await _knowledgeRepository
               .Queryable(true)
               .LeftJoin<User>((o, cus) => o.CreatorId == cus.Id)
               .LeftJoin<SystemOrganize>((o, cus, sys) => o.CreatorOrgId == sys.Id)
               .LeftJoin<KnowledgeType>((o, cus, sys, kn) => o.KnowledgeTypeId == kn.Id)
               .LeftJoin<HotSpotType>((o, cus, sys, kn,hst) => o.HotspotId == hst.Id)
               .Where((o, cus, sys, kn, hst) => o.IsDeleted == false)
               //关键词查询标题、创建人、创建部门
               .WhereIF(!string.IsNullOrEmpty(pagedDto.Keyword), (o, cus, sys, kn, hst) => o.Title.Contains(pagedDto.Keyword!) || cus.Name.Contains(pagedDto.Keyword!) || sys.OrgName.Contains(pagedDto.Keyword!))
               //分类
               .WhereIF(!string.IsNullOrEmpty(pagedDto.KnowledgeTypeId), (o, cus, sys, kn, hst) => o.KnowledgeTypeId == pagedDto.KnowledgeTypeId)
               //热点
               .WhereIF(!string.IsNullOrEmpty(pagedDto.HotspotId), (o, cus, sys, kn, hst) => o.HotspotId == pagedDto.HotspotId)
               //部门
               .WhereIF(!string.IsNullOrEmpty(pagedDto.CreateOrgId), (o, cus, sys, kn, hst) => o.CreatorOrgId == pagedDto.CreateOrgId)
              //状态
              .WhereIF(pagedDto.Status.HasValue, (o, cus, sys, kn, hst) => o.Status == pagedDto.Status)
              //创建时间
              .WhereIF(pagedDto.CreationStartTime.HasValue, (o, cus, sys, kn, hst) => o.CreationTime >= pagedDto.CreationStartTime)
              .WhereIF(pagedDto.CreationEndTime.HasValue, (o, cus, sys, kn, hst) => o.CreationTime <= pagedDto.CreationEndTime)
               //上架时间
               .WhereIF(pagedDto.StartOnShelfTime.HasValue, (o, cus, sys, kn, hst) => o.OnShelfTime >= pagedDto.StartOnShelfTime)
              .WhereIF(pagedDto.EndOnShelfTime.HasValue, (o, cus, sys, kn, hst) => o.OnShelfTime <= pagedDto.EndOnShelfTime)
               //下架时间
               .WhereIF(pagedDto.StartOffShelfTime.HasValue, (o, cus, sys, kn, hst) => o.OffShelfTime >= pagedDto.StartOffShelfTime)
              .WhereIF(pagedDto.EndOffShelfTime.HasValue, (o, cus, sys, kn, hst) => o.OffShelfTime <= pagedDto.EndOffShelfTime)
               //重新构建数据
               .Select((o, cus, sys, kn, hst) => new
               {
                   index = SqlFunc.RowNumber($"{o.Version} desc ", $"{o.Code}"),
                   CreationName = cus.Name,
                   CreationBMName = sys.OrgName,
                   KnowledgeTypeName = kn.SpliceName,
                   HotspotName = hst.HotSpotFullName,
                   o.Id,
                   o.Code,
                   o.Title,
                   o.Version,
                   o.KnowledgeTypeId,
                   o.IsDeleted,
                   o.HotspotId,
                   o.OnShelfTime,
                   o.CreationTime,
                   o.PageView,
                   o.Status,
                   o.OffShelfTime,
                   o.LastModificationTime
               })
           //将结果合并成一个表
           .MergeTable()
           //取第一条数据
           .Where(d => d.index == 1)
           .OrderByDescending(d=>d.CreationTime)
          //转分页数据
          .ToPageListAsync(pagedDto.PageIndex, pagedDto.PageSize, total);
            //返回数据
            return new PagedDto<KnowledgeDataDto>(total.Value, _mapper.Map<IReadOnlyList<KnowledgeDataDto>>(temp));
        }

        /// <summary>
        /// 知识申请查询
        /// </summary>
        /// <param name="pagedDto"></param>
        /// <param name="cancellationToken"></param>
        /// <returns></returns>
        public async Task<PagedDto<KnowledgeApply>> GetApplyList(KnowledgeApplyPagedDto pagedDto, CancellationToken cancellationToken)
        {
            var (total, items) = await _knowledgeApplyRepository
               .Queryable()
               .Includes(it => it.User)
               .Includes(it => it.SystemOrganize)
               .Where(d => d.CreatorId == _sessionContext.RequiredUserId)
               .WhereIF(pagedDto.Status.HasValue, d => d.Status == pagedDto.Status)
               .WhereIF(pagedDto.ApplyType.HasValue, d => d.KnowledgeApplyType == pagedDto.ApplyType)
               .WhereIF(!string.IsNullOrEmpty(pagedDto.IsOvertime) && pagedDto.IsOvertime == "0", d => d.ExpiredTime <= DateTime.Now)
               .WhereIF(!string.IsNullOrEmpty(pagedDto.IsOvertime) && pagedDto.IsOvertime == "1", d => d.ExpiredTime > DateTime.Now)
               .WhereIF(pagedDto.StartTime.HasValue, d => d.CreationTime >= pagedDto.StartTime)
               .WhereIF(pagedDto.EndTime.HasValue, d => d.CreationTime <= pagedDto.EndTime)
               .OrderByDescending(p => p.CreationTime)
               .ToPagedListAsync(pagedDto.PageIndex, pagedDto.PageSize, cancellationToken);

            return new PagedDto<KnowledgeApply>(total, _mapper.Map<IReadOnlyList<KnowledgeApply>>(items));
        }

        /// <summary>
        /// 申请处理查询
        /// </summary>
        /// <param name="pagedDto"></param>
        /// <param name="cancellationToken"></param>
        /// <returns></returns>
        public async Task<PagedDto<KnowledgeApplyPageDto>> GetApplyHandleList(KnowledgeHandlePagedDto pagedDto, CancellationToken cancellationToken)
        {
            var (total, items) = await _knowledgeApplyRepository
                 .Queryable()
                 .Includes(it => it.User)
                 .Includes(it => it.SystemOrganize)
                 .Where(p => p.DepartmentId == _sessionContext.RequiredOrgId)
                 .WhereIF(pagedDto.Status.HasValue, d => d.Status == pagedDto.Status)
                 .WhereIF(!string.IsNullOrEmpty(pagedDto.Keyword), d => d.User.Name.Contains(pagedDto.Keyword!) || d.SystemOrganize.OrgName.Contains(pagedDto.Keyword!))
                 .WhereIF(pagedDto.ApplyType.HasValue, d => d.KnowledgeApplyType == pagedDto.ApplyType)
                 .WhereIF(!string.IsNullOrEmpty(pagedDto.IsOvertime) && pagedDto.IsOvertime == "0", d => d.ExpiredTime <= DateTime.Now)
                 .WhereIF(!string.IsNullOrEmpty(pagedDto.IsOvertime) && pagedDto.IsOvertime == "1", d => d.ExpiredTime > DateTime.Now)
                 .WhereIF(pagedDto.StartTime.HasValue, d => d.CreationTime >= pagedDto.StartTime)
                 .WhereIF(pagedDto.EndTime.HasValue, d => d.CreationTime <= pagedDto.EndTime)
                 .OrderByDescending(p => p.CreationTime)
                 .ToPagedListAsync(pagedDto.PageIndex, pagedDto.PageSize, cancellationToken);

            return new PagedDto<KnowledgeApplyPageDto>(total, _mapper.Map<IReadOnlyList<KnowledgeApplyPageDto>>(items));
        }
    }
}