Revert "refactor: 清理租户API旧模块代码"

This reverts commit 992930a821.

src/Application/TakeoutSaaS.Application/App/Stores/Handlers/CreateStorePickupSlotCommandHandler.cs

@@ -0,0 +1,64 @@
+using MediatR;
+using Microsoft.Extensions.Logging;
+using TakeoutSaaS.Application.App.Stores.Commands;
+using TakeoutSaaS.Application.App.Stores.Dto;
+using TakeoutSaaS.Domain.Stores.Entities;
+using TakeoutSaaS.Domain.Stores.Repositories;
+using TakeoutSaaS.Shared.Abstractions.Constants;
+using TakeoutSaaS.Shared.Abstractions.Exceptions;
+using TakeoutSaaS.Shared.Abstractions.Tenancy;
+
+namespace TakeoutSaaS.Application.App.Stores.Handlers;
+
+/// <summary>
+/// 创建自提档期处理器。
+/// </summary>
+public sealed class CreateStorePickupSlotCommandHandler(
+    IStoreRepository storeRepository,
+    ITenantProvider tenantProvider,
+    ILogger<CreateStorePickupSlotCommandHandler> logger)
+    : IRequestHandler<CreateStorePickupSlotCommand, StorePickupSlotDto>
+{
+    /// <inheritdoc />
+    public async Task<StorePickupSlotDto> Handle(CreateStorePickupSlotCommand request, CancellationToken cancellationToken)
+    {
+        // 1. 校验门店
+        var tenantId = tenantProvider.GetCurrentTenantId();
+        var store = await storeRepository.FindByIdAsync(request.StoreId, tenantId, cancellationToken);
+        if (store is null)
+        {
+            throw new BusinessException(ErrorCodes.NotFound, "门店不存在");
+        }
+
+        // 2. 新建档期
+        var slot = new StorePickupSlot
+        {
+            TenantId = tenantId,
+            StoreId = request.StoreId,
+            Name = request.Name.Trim(),
+            StartTime = request.StartTime,
+            EndTime = request.EndTime,
+            CutoffMinutes = request.CutoffMinutes,
+            Capacity = request.Capacity,
+            ReservedCount = 0,
+            Weekdays = request.Weekdays,
+            IsEnabled = request.IsEnabled
+        };
+        await storeRepository.AddPickupSlotsAsync(new[] { slot }, cancellationToken);
+        await storeRepository.SaveChangesAsync(cancellationToken);
+        logger.LogInformation("创建自提档期 {SlotId} for store {StoreId}", slot.Id, request.StoreId);
+        return new StorePickupSlotDto
+        {
+            Id = slot.Id,
+            StoreId = slot.StoreId,
+            Name = slot.Name,
+            StartTime = slot.StartTime,
+            EndTime = slot.EndTime,
+            CutoffMinutes = slot.CutoffMinutes,
+            Capacity = slot.Capacity,
+            ReservedCount = slot.ReservedCount,
+            Weekdays = slot.Weekdays,
+            IsEnabled = slot.IsEnabled
+        };
+    }
+}