luoqian
2c20f9bb54
- 新增 VideoThumbnailService，基于 ffmpeg 截取视频缩略图，ffprobe 提取时长
- 新增 ManagedThumbnailMap 模型及多数据库迁移，存储缩略图元数据
- 新增 /api/thumbnails/{id} 缩略图流端点
- 新增最近添加/最近播放 API 与前端面板，支持列表/网格双视图切换
- FileRecordDto 扩展 thumbnailUrl、videoDuration、lastPlayedAt 字段
- 前端新增文件库 Tab 导航、卡片网格视图、视频海报与时长信息栏
- 添加文件库目录不再同步全量扫描，改为后台异步自动扫描
96 lines
3.2 KiB
C#
96 lines
3.2 KiB
C#
using Microsoft.EntityFrameworkCore;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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namespace FileShare_EFCore.Models
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{
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/// <summary>
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/// 扫描入库的可在线查看文件。
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/// </summary>
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[Comment("文件库文件记录")]
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[Table("managed-file-record")]
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public class ManagedFileRecord
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{
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/// <summary>主键 ID。</summary>
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[Key]
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[Column("id")]
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[DatabaseGenerated(DatabaseGeneratedOption.Identity)]
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public int Id { get; set; }
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/// <summary>所属根目录 ID。</summary>
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[Column("library-root-id")]
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public int LibraryRootId { get; set; }
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/// <summary>文件名。</summary>
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[Column("file-name")]
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[MaxLength(260)]
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public string FileName { get; set; } = string.Empty;
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/// <summary>相对根目录路径。</summary>
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[Column("relative-path")]
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[MaxLength(1024)]
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public string RelativePath { get; set; } = string.Empty;
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/// <summary>服务器本机绝对路径。</summary>
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[Column("absolute-path")]
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[MaxLength(2048)]
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public string AbsolutePath { get; set; } = string.Empty;
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/// <summary>扩展名，小写并包含点。</summary>
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[Column("extension")]
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[MaxLength(32)]
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public string Extension { get; set; } = string.Empty;
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/// <summary>文件大小，字节。</summary>
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[Column("size-bytes")]
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public long SizeBytes { get; set; }
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/// <summary>文件最后修改时间 UTC。</summary>
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[Column("last-write-time-utc")]
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public DateTime LastWriteTimeUtc { get; set; }
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/// <summary>媒体类型：text、video、audio。</summary>
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[Column("media-type")]
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[MaxLength(20)]
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public string MediaType { get; set; } = string.Empty;
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/// <summary>MIME 类型。</summary>
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[Column("content-type")]
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[MaxLength(100)]
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public string ContentType { get; set; } = "application/octet-stream";
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/// <summary>文件是否仍存在。</summary>
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[Column("exists")]
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public bool Exists { get; set; } = true;
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/// <summary>最近扫描时间。</summary>
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[Column("last-seen-at")]
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public DateTime LastSeenAt { get; set; } = DateTime.UtcNow;
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/// <summary>视频缩略图路径（相对于 wwwroot）。</summary>
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[Column("thumbnail-id")]
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public int? ThumbnailId { get; set; }
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/// <summary>视频时长（秒）。</summary>
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[Column("video-duration")]
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public double? VideoDuration { get; set; }
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/// <summary>最近一次播放时间 UTC。</summary>
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[Column("last-played-at")]
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public DateTime? LastPlayedAt { get; set; }
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/// <summary>创建时间。</summary>
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[Column("created-at")]
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public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
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/// <summary>更新时间。</summary>
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[Column("updated-at")]
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public DateTime UpdatedAt { get; set; } = DateTime.UtcNow;
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/// <summary>所属根目录。</summary>
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public ManagedLibraryRoot? LibraryRoot { get; set; }
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public ManagedThumbnailMap? Thumbnail { get; set; }
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}
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}
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