FileShare/FileShare-EFCore/Migrations/SQLite/20260522084259_AddThumbnailMap.cs
luoqian 2c20f9bb54 feat: 视频缩略图生成、最近文件面板与前端视图重构
- 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
2026-05-22 17:01:49 +08:00

100 lines
3.9 KiB
C#

using System;
using Microsoft.EntityFrameworkCore.Migrations;
#nullable disable
namespace FileShare_EFCore.Migrations.SQLite
{
/// <inheritdoc />
public partial class AddThumbnailMap : Migration
{
/// <inheritdoc />
protected override void Up(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropColumn(
name: "thumbnail-path",
table: "managed-file-record");
migrationBuilder.AddColumn<int>(
name: "thumbnail-id",
table: "managed-file-record",
type: "INTEGER",
nullable: true);
migrationBuilder.CreateTable(
name: "managed-thumbnail-map",
columns: table => new
{
id = table.Column<int>(type: "INTEGER", nullable: false)
.Annotation("Sqlite:Autoincrement", true),
libraryrootid = table.Column<int>(name: "library-root-id", type: "INTEGER", nullable: false),
relativepath = table.Column<string>(name: "relative-path", type: "TEXT", maxLength: 1024, nullable: false),
contenttype = table.Column<string>(name: "content-type", type: "TEXT", maxLength: 100, nullable: false),
createdat = table.Column<DateTime>(name: "created-at", type: "TEXT", nullable: false),
updatedat = table.Column<DateTime>(name: "updated-at", type: "TEXT", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("pk-managed-thumbnail-map", x => x.id);
table.ForeignKey(
name: "FK_managed-thumbnail-map_managed-library-root_library-root-id",
column: x => x.libraryrootid,
principalTable: "managed-library-root",
principalColumn: "id",
onDelete: ReferentialAction.Cascade);
},
comment: "文件缩略图映射记录");
migrationBuilder.CreateIndex(
name: "idx-managed-file-record-thumbnail-id",
table: "managed-file-record",
column: "thumbnail-id");
migrationBuilder.CreateIndex(
name: "idx-managed-thumbnail-map-relative-path",
table: "managed-thumbnail-map",
column: "relative-path",
unique: true);
migrationBuilder.CreateIndex(
name: "idx-managed-thumbnail-map-root-id",
table: "managed-thumbnail-map",
column: "library-root-id");
migrationBuilder.AddForeignKey(
name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
table: "managed-file-record",
column: "thumbnail-id",
principalTable: "managed-thumbnail-map",
principalColumn: "id",
onDelete: ReferentialAction.SetNull);
}
/// <inheritdoc />
protected override void Down(MigrationBuilder migrationBuilder)
{
migrationBuilder.DropForeignKey(
name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
table: "managed-file-record");
migrationBuilder.DropTable(
name: "managed-thumbnail-map");
migrationBuilder.DropIndex(
name: "idx-managed-file-record-thumbnail-id",
table: "managed-file-record");
migrationBuilder.DropColumn(
name: "thumbnail-id",
table: "managed-file-record");
migrationBuilder.AddColumn<string>(
name: "thumbnail-path",
table: "managed-file-record",
type: "TEXT",
maxLength: 512,
nullable: true);
}
}
}