lq1405
c6b05c12e5
- 将播放器收敛为单个共享实例，避免列表/网格内多个 video ref 导致进度保存失效 - 恢复视频播放器上方的继续播放提示 - 在播放、暂停、拖动、结束、切换页面和离开页面时保存播放位置 - 保留文件浏览分页和排序参数的前端调用
108 lines
5.4 KiB
C#
108 lines
5.4 KiB
C#
using FileShare_EFCore.Models;
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using Microsoft.EntityFrameworkCore;
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namespace FileShare_EFCore.Database
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{
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/// <summary>
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/// 应用数据库上下文 —— 继承自 FileShare-EFCore 的 AppDbContext。
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/// 所有业务实体在此注册 DbSet。
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/// 这是 FileShare-API 和 FileShare-PC 共用的具体数据上下文。
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/// </summary>
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public class AppDataContext(DatabaseConfiguration dbConfig) : AppDbContext(dbConfig)
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{
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/// <summary>天气预报数据</summary>
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public DbSet<WeatherForecastEntity> WeatherForecasts => Set<WeatherForecastEntity>();
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/// <summary>用户数据</summary>
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public DbSet<UserEntity> Users => Set<UserEntity>();
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/// <summary>API refresh token 数据</summary>
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public DbSet<ApiRefreshTokenEntity> ApiRefreshTokens => Set<ApiRefreshTokenEntity>();
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/// <summary>文件库根目录数据</summary>
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public DbSet<ManagedLibraryRoot> ManagedLibraryRoots => Set<ManagedLibraryRoot>();
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/// <summary>文件库文件记录数据</summary>
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public DbSet<ManagedFileRecord> ManagedFileRecords => Set<ManagedFileRecord>();
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/// <summary>文件缩略图映射数据</summary>
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public DbSet<ManagedThumbnailMap> ManagedThumbnailMaps => Set<ManagedThumbnailMap>();
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/// <summary>
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/// 配置实体映射，包括主键、索引和属性约束。
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/// </summary>
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/// <param name="modelBuilder">模型构建器。</param>
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protected override void OnModelCreating(ModelBuilder modelBuilder)
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{
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base.OnModelCreating(modelBuilder);
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modelBuilder.Entity<WeatherForecastEntity>(entity =>
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{
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entity.HasKey(e => e.Id).HasName("pk-weather-forecast");
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entity.Property(e => e.Summary).HasMaxLength(200);
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});
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modelBuilder.Entity<UserEntity>(entity =>
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{
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entity.HasKey(e => e.Id).HasName("pk-user");
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entity.Property(e => e.Email).HasMaxLength(200);
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});
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modelBuilder.Entity<ApiRefreshTokenEntity>(entity =>
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{
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entity.HasKey(e => e.Id).HasName("pk-api-refresh-token");
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entity.HasIndex(e => e.TokenHash).IsUnique().HasDatabaseName("idx-api-refresh-token-hash");
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entity.HasIndex(e => e.UserId).HasDatabaseName("idx-api-refresh-token-user-id");
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});
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modelBuilder.Entity<ManagedLibraryRoot>(entity =>
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{
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entity.HasKey(e => e.Id).HasName("pk-managed-library-root");
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entity.HasIndex(e => e.Path).IsUnique().HasDatabaseName("idx-managed-library-root-path");
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entity.Property(e => e.Path).HasMaxLength(1024);
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entity.Property(e => e.DisplayName).HasMaxLength(200);
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entity.Property(e => e.LastScanError).HasMaxLength(2000);
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entity.Property(e => e.IsAvailable).HasDefaultValue(true);
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});
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modelBuilder.Entity<ManagedFileRecord>(entity =>
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{
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entity.HasKey(e => e.Id).HasName("pk-managed-file-record");
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entity.HasIndex(e => e.LibraryRootId).HasDatabaseName("idx-managed-file-record-root-id");
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entity.HasIndex(e => e.ThumbnailId).HasDatabaseName("idx-managed-file-record-thumbnail-id");
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entity.HasIndex(e => e.AbsolutePath).IsUnique().HasDatabaseName("idx-managed-file-record-absolute-path");
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entity.HasIndex(e => new { e.MediaType, e.Exists }).HasDatabaseName("idx-managed-file-record-media-type-exists");
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entity.HasIndex(e => e.LastPlayedAt).HasDatabaseName("idx-managed-file-record-last-played-at");
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entity.HasIndex(e => e.FileCreationTimeUtc).HasDatabaseName("idx-managed-file-record-file-creation-time");
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entity.Property(e => e.FileName).HasMaxLength(260);
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entity.Property(e => e.RelativePath).HasMaxLength(1024);
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entity.Property(e => e.AbsolutePath).HasMaxLength(2048);
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entity.Property(e => e.Extension).HasMaxLength(32);
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entity.Property(e => e.MediaType).HasMaxLength(20);
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entity.Property(e => e.ContentType).HasMaxLength(100);
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entity.HasOne(e => e.LibraryRoot)
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.WithMany(e => e.Files)
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.HasForeignKey(e => e.LibraryRootId)
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.OnDelete(DeleteBehavior.Cascade);
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entity.HasOne(e => e.Thumbnail)
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.WithMany(e => e.Files)
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.HasForeignKey(e => e.ThumbnailId)
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.OnDelete(DeleteBehavior.SetNull);
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});
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modelBuilder.Entity<ManagedThumbnailMap>(entity =>
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{
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entity.HasKey(e => e.Id).HasName("pk-managed-thumbnail-map");
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entity.HasIndex(e => e.LibraryRootId).HasDatabaseName("idx-managed-thumbnail-map-root-id");
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entity.HasIndex(e => e.RelativePath).IsUnique().HasDatabaseName("idx-managed-thumbnail-map-relative-path");
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entity.Property(e => e.RelativePath).HasMaxLength(1024);
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entity.Property(e => e.ContentType).HasMaxLength(100);
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entity.HasOne(e => e.LibraryRoot)
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.WithMany(e => e.Thumbnails)
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.HasForeignKey(e => e.LibraryRootId)
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.OnDelete(DeleteBehavior.Cascade);
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});
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}
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}
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}
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