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