AvaloniaStack/Avalonia-EFCore/Models/ApiRefreshTokenEntity.cs

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using Microsoft.EntityFrameworkCore;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
namespace Avalonia_EFCore.Models
{
/// <summary>
/// API refresh token。只保存哈希不保存明文 token。
/// </summary>
[Comment("API refresh token")]
[Table("api-refresh-token")]
public class ApiRefreshTokenEntity
{
/// <summary>
/// 获取或设置主键 ID自增
/// </summary>
[Key]
[Column("id")]
[DatabaseGenerated(DatabaseGeneratedOption.Identity)]
public long Id { get; set; }
/// <summary>
/// 获取或设置关联的用户 ID。
/// </summary>
[Column("user-id")]
public int UserId { get; set; }
/// <summary>
/// 获取或设置 Token 的 SHA256 哈希值,用于安全存储和查询。
/// </summary>
[Column("token-hash")]
[MaxLength(128)]
public string TokenHash { get; set; } = string.Empty;
/// <summary>
/// 获取或设置 Token 创建时间。
/// </summary>
[Column("created-at")]
public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
/// <summary>
/// 获取或设置 Token 过期时间。
/// </summary>
[Column("expires-at")]
public DateTime ExpiresAt { get; set; }
/// <summary>
/// 获取或设置 Token 撤销时间null 表示尚未撤销。
/// </summary>
[Column("revoked-at")]
public DateTime? RevokedAt { get; set; }
/// <summary>
/// 获取或设置替换此 Token 的新 Token 哈希值(轮换时设置)。
/// </summary>
[Column("replaced-by-token-hash")]
[MaxLength(128)]
public string? ReplacedByTokenHash { get; set; }
/// <summary>
/// 获取或设置创建设备标识(如 User-Agent
/// </summary>
[Column("device")]
[MaxLength(200)]
public string? Device { get; set; }
/// <summary>
/// 获取或设置创建时的客户端 IP 地址。
/// </summary>
[Column("ip-address")]
[MaxLength(64)]
public string? IpAddress { get; set; }
/// <summary>
/// 获取 Token 是否有效(未被撤销且未过期)。
/// </summary>
public bool IsActive => RevokedAt is null && ExpiresAt > DateTime.UtcNow;
}
}