chore: add documentation comments and stylecop rules

src/Application/TakeoutSaaS.Application/App/Deliveries/Handlers/SearchDeliveryOrdersQueryHandler.cs

@@ -15,21 +15,25 @@ public sealed class SearchDeliveryOrdersQueryHandler(
     ITenantProvider tenantProvider)
     : IRequestHandler<SearchDeliveryOrdersQuery, PagedResult<DeliveryOrderDto>>
 {
-    private readonly IDeliveryRepository _deliveryRepository = deliveryRepository;
-    private readonly ITenantProvider _tenantProvider = tenantProvider;
-
     /// <inheritdoc />
     public async Task<PagedResult<DeliveryOrderDto>> Handle(SearchDeliveryOrdersQuery request, CancellationToken cancellationToken)
     {
-        var tenantId = _tenantProvider.GetCurrentTenantId();
-        var orders = await _deliveryRepository.SearchAsync(tenantId, request.Status, request.OrderId, cancellationToken);
+        // 1. 获取当前租户标识
+        var tenantId = tenantProvider.GetCurrentTenantId();
 
+        // 2. 查询配送单列表（租户隔离）
+        var orders = await deliveryRepository.SearchAsync(tenantId, request.Status, request.OrderId, cancellationToken);
+
+        // 3. 本地排序
         var sorted = ApplySorting(orders, request.SortBy, request.SortDescending);
+
+        // 4. 本地分页
         var paged = sorted
             .Skip((request.Page - 1) * request.PageSize)
             .Take(request.PageSize)
             .ToList();
 
+        // 5. 映射 DTO
         var items = paged.Select(order => new DeliveryOrderDto
         {
             Id = order.Id,
@@ -48,6 +52,7 @@ public sealed class SearchDeliveryOrdersQueryHandler(
             CreatedAt = order.CreatedAt
         }).ToList();
 
+        // 6. 返回分页结果
         return new PagedResult<DeliveryOrderDto>(items, request.Page, request.PageSize, orders.Count);
     }