Files
TechHelper/Entities/Contracts/AssignmentAttachment.cs
2025-05-23 19:03:00 +08:00

50 lines
1001 B
C#

using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations.Schema;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Diagnostics.CodeAnalysis;
namespace Entities.Contracts
{
[Table("assignment_attachments")]
public class AssignmentAttachment
{
[Key]
[Column("id")]
public Guid Id { get; set; }
[Required]
[Column("assignment_id")]
[ForeignKey("Assignment")]
public Guid AssignmentId { get; set; }
[Required]
[Column("file_path")]
[StringLength(255)]
public string FilePath { get; set; }
[Required]
[Column("file_name")]
[StringLength(255)]
public string FileName { get; set; }
[Column("uploaded_at")]
public DateTime UploadedAt { get; set; }
[Column("deleted")]
public bool IsDeleted { get; set; }
// Navigation Properties
public Assignment Assignment { get; set; }
public AssignmentAttachment()
{
Id = Guid.NewGuid();
}
}
}