77 lines
2.8 KiB
C#
77 lines
2.8 KiB
C#
using Infrastructure.Attribute;
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using DOAN.Model;
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using DOAN.Model.System;
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using DOAN.Model.System.Dto;
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using DOAN.Repository;
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namespace DOAN.ServiceCore.Services
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{
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/// <summary>
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/// 通知公告表Service业务层处理
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///
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/// @author DOAN
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/// @date 2021-12-15
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/// </summary>
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[AppService(ServiceType = typeof(ISysNoticeService), ServiceLifetime = LifeTime.Transient)]
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public class SysNoticeService : BaseService<SysNotice>, ISysNoticeService
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{
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/// <summary>
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/// 查询系统通知
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/// </summary>
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/// <returns></returns>
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public List<SysNotice> GetSysNotices()
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{
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var predicate = Expressionable.Create<SysNotice>();
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var now = DateTime.Now;
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predicate = predicate.And(m => m.Status == 0);
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predicate = predicate.Or(m => m.BeginTime != null && m.BeginTime <= now && m.EndTime >= now && m.Status == 0);
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return Queryable()
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.Where(predicate.ToExpression())
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.OrderByDescending(f => f.Create_time)
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.ToList();
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}
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public PagedInfo<SysNotice> GetPageList(SysNoticeQueryDto parm)
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{
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var predicate = QueryExp(parm);
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var response = GetPages(predicate.ToExpression(), parm);
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return response;
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}
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/// <summary>
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/// 导出通知公告表
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/// </summary>
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/// <param name="parm"></param>
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/// <returns></returns>
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public PagedInfo<SysNoticeDto> ExportList(SysNoticeQueryDto parm)
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{
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var predicate = QueryExp(parm);
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var response = Queryable()
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.Where(predicate.ToExpression())
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.Select((it) => new SysNoticeDto()
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{
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NoticeTypeLabel = it.NoticeType.GetConfigValue<SysDictData>("sys_notice_type"),
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StatusLabel = it.Status.GetConfigValue<SysDictData>("sys_notice_status"),
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}, true)
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.ToPage(parm);
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return response;
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}
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/// <summary>
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/// 查询导出表达式
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/// </summary>
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/// <param name="parm"></param>
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/// <returns></returns>
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private static Expressionable<SysNotice> QueryExp(SysNoticeQueryDto parm)
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{
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var predicate = Expressionable.Create<SysNotice>();
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predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.NoticeTitle), m => m.NoticeTitle.Contains(parm.NoticeTitle));
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predicate = predicate.AndIF(parm.NoticeType != null, m => m.NoticeType == parm.NoticeType);
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predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.CreateBy), m => m.Create_by.Contains(parm.CreateBy) || m.Update_by.Contains(parm.CreateBy));
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predicate = predicate.AndIF(parm.Status != null, m => m.Status == parm.Status);
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return predicate;
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}
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}
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} |