Updated translation service and finished splitting out responsibilities for now

FictionArchive.Service.Shared/Services/Database/AuditInterceptor.cs

@@ -0,0 +1,38 @@
+using FictionArchive.Service.Shared.Models.Interfaces;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Diagnostics;
+using NodaTime;
+
+namespace FictionArchive.Service.Shared.Services.Database;
+
+public class AuditInterceptor : SaveChangesInterceptor
+{
+    public override InterceptionResult<int> SavingChanges(
+        DbContextEventData eventData,
+        InterceptionResult<int> result)
+    {
+        var context = eventData.Context;
+
+        if (context == null)
+            return base.SavingChanges(eventData, result);
+
+        var entries = context.ChangeTracker.Entries<IAuditable>();
+
+        var now = Instant.FromDateTimeUtc(DateTime.UtcNow);
+
+        foreach (var e in entries)
+        {
+            if (e.State == EntityState.Added)
+            {
+                e.Entity.CreatedTime = now;
+                e.Entity.LastUpdatedTime = now;
+            }
+            else if (e.State == EntityState.Modified)
+            {
+                e.Entity.LastUpdatedTime = now;
+            }
+        }
+
+        return base.SavingChanges(eventData, result);
+    }
+}

FictionArchive.Service.Shared/Services/Database/FictionArchiveDbContext.cs

@@ -0,0 +1,41 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging;
+
+namespace FictionArchive.Service.Shared.Services.Database;
+
+/// <summary>
+/// Abstract DbContext handling boilerplate shared between our contexts. Should not share actual data.
+/// </summary>
+public abstract class FictionArchiveDbContext : DbContext
+{
+    protected readonly ILogger _logger;
+
+    protected FictionArchiveDbContext(DbContextOptions options, ILogger logger) : base(options)
+    {
+        _logger = logger;
+    }
+
+    protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+    {
+        optionsBuilder.AddInterceptors(new AuditInterceptor());
+        base.OnConfiguring(optionsBuilder);
+    }
+    
+    public void UpdateDatabase()
+    {
+        IEnumerable<string> pendingMigrations = Database.GetPendingMigrations();
+        if (!pendingMigrations.Any())
+        {
+            _logger.LogDebug("No pending migrations found, continuing.");
+            return;
+        }
+
+        foreach (string migration in pendingMigrations)
+        {
+            _logger.LogInformation("Found pending migration with name {migrationName}.", migration);
+        }
+        _logger.LogInformation("Attempting to apply pending migrations...");
+        Database.Migrate();
+        _logger.LogInformation("Migrations applied.");
+    }
+}