feat: 管理端核心实体CRUD补齐

src/Infrastructure/TakeoutSaaS.Infrastructure/App/Repositories/EfDeliveryRepository.cs

@@ -1,6 +1,7 @@
 using System.Linq;
 using Microsoft.EntityFrameworkCore;
 using TakeoutSaaS.Domain.Deliveries.Entities;
+using TakeoutSaaS.Domain.Deliveries.Enums;
 using TakeoutSaaS.Domain.Deliveries.Repositories;
 using TakeoutSaaS.Infrastructure.App.Persistence;
 
@@ -69,6 +70,28 @@ public sealed class EfDeliveryRepository : IDeliveryRepository
         return _context.SaveChangesAsync(cancellationToken);
     }
 
+    /// <inheritdoc />
+    public async Task<IReadOnlyList<DeliveryOrder>> SearchAsync(long tenantId, DeliveryStatus? status, long? orderId, CancellationToken cancellationToken = default)
+    {
+        var query = _context.DeliveryOrders
+            .AsNoTracking()
+            .Where(x => x.TenantId == tenantId);
+
+        if (status.HasValue)
+        {
+            query = query.Where(x => x.Status == status.Value);
+        }
+
+        if (orderId.HasValue)
+        {
+            query = query.Where(x => x.OrderId == orderId.Value);
+        }
+
+        return await query
+            .OrderByDescending(x => x.CreatedAt)
+            .ToListAsync(cancellationToken);
+    }
+
     /// <inheritdoc />
     public Task UpdateDeliveryOrderAsync(DeliveryOrder deliveryOrder, CancellationToken cancellationToken = default)
     {