feat random bullshit GO!

LctMonolith/Services/InventoryService.cs

@@ -0,0 +1,35 @@
+using LctMonolith.Domain.Entities;
+using LctMonolith.Infrastructure.UnitOfWork;
+using Microsoft.EntityFrameworkCore;
+
+namespace LctMonolith.Services;
+
+/// <summary>
+/// Provides read-only access to user-owned inventory (store items and artifacts).
+/// </summary>
+public class InventoryService : IInventoryService
+{
+    private readonly IUnitOfWork _uow;
+
+    public InventoryService(IUnitOfWork uow)
+    {
+        _uow = uow;
+    }
+
+    public async Task<IEnumerable<UserInventoryItem>> GetStoreInventoryAsync(Guid userId, CancellationToken ct = default)
+    {
+        return await _uow.UserInventoryItems
+            .Query(ii => ii.UserId == userId, null, ii => ii.StoreItem)
+            .OrderByDescending(i => i.AcquiredAt)
+            .ToListAsync(ct);
+    }
+
+    public async Task<IEnumerable<UserArtifact>> GetArtifactsAsync(Guid userId, CancellationToken ct = default)
+    {
+        return await _uow.UserArtifacts
+            .Query(a => a.UserId == userId, null, a => a.Artifact)
+            .OrderByDescending(a => a.ObtainedAt)
+            .ToListAsync(ct);
+    }
+}
+