83 lines
2.8 KiB
C#
83 lines
2.8 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace BLL
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{
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public static class PhotoService
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{
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/// <summary>
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/// 根据主键返回一个照片信息
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/// </summary>
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/// <param name="cnProfessionalCode">文件编号</param>
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/// <returns></returns>
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public static Model.DataBase_Photo GetPhotoById(string photoId)
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{
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return Funs.DB.DataBase_Photo.FirstOrDefault(x => x.PhotoId == photoId);
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}
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/// <summary>
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/// 添加照片
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/// </summary>
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/// <param name="Installation"></param>
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public static void AddPhoto(Model.DataBase_Photo photo)
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{
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Model.DataBase_Photo newPhoto = new Model.DataBase_Photo();
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newPhoto.PhotoId = photo.PhotoId;
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newPhoto.ProjectId = photo.ProjectId;
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newPhoto.PhotoType = photo.PhotoType;
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newPhoto.Date = photo.Date;
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newPhoto.Place = photo.Place;
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newPhoto.Person = photo.Person;
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newPhoto.Subject = photo.Subject;
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newPhoto.Background = photo.Background;
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newPhoto.Photographer = photo.Photographer;
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newPhoto.AttachUrl = photo.AttachUrl;
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Funs.DB.DataBase_Photo.InsertOnSubmit(newPhoto);
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Funs.DB.SubmitChanges();
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}
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/// <summary>
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/// 修改照片
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/// </summary>
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/// <param name="photo"></param>
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public static void UpdatePhoto(Model.DataBase_Photo photo)
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{
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Model.DataBase_Photo newPhoto = Funs.DB.DataBase_Photo.FirstOrDefault(e => e.PhotoId == photo.PhotoId);
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if (newPhoto != null)
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{
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newPhoto.Date = photo.Date;
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newPhoto.Place = photo.Place;
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newPhoto.Person = photo.Person;
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newPhoto.Subject = photo.Subject;
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newPhoto.Background = photo.Background;
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newPhoto.Photographer = photo.Photographer;
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newPhoto.AttachUrl = photo.AttachUrl;
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Funs.DB.SubmitChanges();
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}
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}
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/// <summary>
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/// 根据一个照片信息
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/// </summary>
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/// <param name="breakdownCode"></param>
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public static void DeletePhotoById(string photoId)
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{
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Model.DataBase_Photo photo = Funs.DB.DataBase_Photo.FirstOrDefault(e => e.PhotoId == photoId);
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if (photo != null)
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{
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if (!string.IsNullOrEmpty(photo.AttachUrl))
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{
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BLL.UploadAttachmentService.DeleteFile(Funs.RootPath, photo.AttachUrl);//删除附件
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}
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Funs.DB.DataBase_Photo.DeleteOnSubmit(photo);
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Funs.DB.SubmitChanges();
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}
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}
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}
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}
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