[CHANGE] Reworked db with interceptors

Manager.Data/Contexts/LibraryDbContext.cs

@@ -1,4 +1,4 @@
-using Manager.Data.Entities;
+using Manager.Data.Entities.Audit;
 using Manager.Data.Entities.LibraryContext;
 using Manager.Data.Entities.LibraryContext.Join;
 using Microsoft.EntityFrameworkCore;
@@ -13,6 +13,8 @@ public sealed class LibraryDbContext : DbContext
         ChangeTracker.LazyLoadingEnabled = false;
         Database.EnsureCreated();
     }
+    
+    public DbSet<EntityHistory> Histories { get; set; }
 
     public DbSet<CaptionEntity> Captions { get; set; }
     public DbSet<ChannelEntity> Channels { get; set; }
@@ -21,9 +23,20 @@ public sealed class LibraryDbContext : DbContext
     public DbSet<MediaEntity> Media { get; set; }
     public DbSet<MediaFormatEntity> MediaFormats { get; set; }
     public DbSet<PlaylistEntity> Playlists { get; set; }
+    // Other media (images)?
+
+    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+    {
+        optionsBuilder.AddInterceptors(new DateInterceptor(), new AuditInterceptor());
+    }
 
     protected override void OnModelCreating(ModelBuilder modelBuilder)
     {
+        modelBuilder.Entity<EntityHistory>(eh =>
+        {
+            eh.ToTable("entity_history");
+        });
+        
         modelBuilder.Entity<CaptionEntity>(ce =>
         {
             ce.ToTable("captions");
@@ -101,31 +114,4 @@ public sealed class LibraryDbContext : DbContext
         
         base.OnModelCreating(modelBuilder);
     }
-
-    public override int SaveChanges()
-    {
-        UpdateEntryDates();
-        return base.SaveChanges();
-    }
-
-    public override Task<int> SaveChangesAsync(bool acceptAllChangesOnSuccess, CancellationToken cancellationToken = new())
-    {
-        UpdateEntryDates();
-        return base.SaveChangesAsync(acceptAllChangesOnSuccess, cancellationToken);
-    }
-
-    private void UpdateEntryDates()
-    {
-        var entries = ChangeTracker.Entries().Where(x => x is { Entity: DateTimeBase, State: EntityState.Added or EntityState.Modified });
-
-        foreach (var entity in entries)
-        {
-            ((DateTimeBase)entity.Entity).LastModifiedUtc = DateTime.UtcNow;
-
-            if (entity.State == EntityState.Added)
-            {
-                ((DateTimeBase)entity.Entity).CreatedAtUtc = DateTime.UtcNow;
-            }
-        }
-    }
 }