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