feat: migrate snowflake ids and refresh migrations

src/Domain/TakeoutSaaS.Domain/Orders/Entities/Order.cs

@@ -17,7 +17,7 @@ public sealed class Order : MultiTenantEntityBase
     /// <summary>
     /// 门店。
     /// </summary>
-    public Guid StoreId { get; set; }
+    public long StoreId { get; set; }
 
     /// <summary>
     /// 下单渠道。
@@ -62,7 +62,7 @@ public sealed class Order : MultiTenantEntityBase
     /// <summary>
     /// 预约 ID。
     /// </summary>
-    public Guid? ReservationId { get; set; }
+    public long? ReservationId { get; set; }
 
     /// <summary>
     /// 商品总额。

src/Domain/TakeoutSaaS.Domain/Orders/Entities/OrderItem.cs

@@ -10,12 +10,12 @@ public sealed class OrderItem : MultiTenantEntityBase
     /// <summary>
     /// 订单 ID。
     /// </summary>
-    public Guid OrderId { get; set; }
+    public long OrderId { get; set; }
 
     /// <summary>
     /// 商品 ID。
     /// </summary>
-    public Guid ProductId { get; set; }
+    public long ProductId { get; set; }
 
     /// <summary>
     /// 商品名称。

src/Domain/TakeoutSaaS.Domain/Orders/Entities/OrderStatusHistory.cs

@@ -11,7 +11,7 @@ public sealed class OrderStatusHistory : MultiTenantEntityBase
     /// <summary>
     /// 订单标识。
     /// </summary>
-    public Guid OrderId { get; set; }
+    public long OrderId { get; set; }
 
     /// <summary>
     /// 变更后的状态。
@@ -21,7 +21,7 @@ public sealed class OrderStatusHistory : MultiTenantEntityBase
     /// <summary>
     /// 操作人标识（可为空表示系统）。
     /// </summary>
-    public Guid? OperatorId { get; set; }
+    public long? OperatorId { get; set; }
 
     /// <summary>
     /// 备注信息。

src/Domain/TakeoutSaaS.Domain/Orders/Entities/RefundRequest.cs

@@ -11,7 +11,7 @@ public sealed class RefundRequest : MultiTenantEntityBase
     /// <summary>
     /// 关联订单标识。
     /// </summary>
-    public Guid OrderId { get; set; }
+    public long OrderId { get; set; }
 
     /// <summary>
     /// 退款单号。

src/Domain/TakeoutSaaS.Domain/Orders/Repositories/IOrderRepository.cs

@@ -0,0 +1,69 @@
+using System.Collections.Generic;
+using System.Threading;
+using System.Threading.Tasks;
+using TakeoutSaaS.Domain.Orders.Entities;
+using TakeoutSaaS.Domain.Orders.Enums;
+using TakeoutSaaS.Domain.Payments.Enums;
+
+namespace TakeoutSaaS.Domain.Orders.Repositories;
+
+/// <summary>
+/// 订单聚合仓储契约。
+/// </summary>
+public interface IOrderRepository
+{
+    /// <summary>
+    /// 依据标识获取订单。
+    /// </summary>
+    Task<Order?> FindByIdAsync(long orderId, long tenantId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 依据订单号获取订单。
+    /// </summary>
+    Task<Order?> FindByOrderNoAsync(string orderNo, long tenantId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 按状态筛选订单列表。
+    /// </summary>
+    Task<IReadOnlyList<Order>> SearchAsync(long tenantId, OrderStatus? status, PaymentStatus? paymentStatus, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 获取订单明细行。
+    /// </summary>
+    Task<IReadOnlyList<OrderItem>> GetItemsAsync(long orderId, long tenantId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 获取订单状态流转记录。
+    /// </summary>
+    Task<IReadOnlyList<OrderStatusHistory>> GetStatusHistoryAsync(long orderId, long tenantId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 获取订单退款申请。
+    /// </summary>
+    Task<IReadOnlyList<RefundRequest>> GetRefundsAsync(long orderId, long tenantId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 新增订单。
+    /// </summary>
+    Task AddOrderAsync(Order order, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 新增订单明细。
+    /// </summary>
+    Task AddItemsAsync(IEnumerable<OrderItem> items, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 新增订单状态记录。
+    /// </summary>
+    Task AddStatusHistoryAsync(OrderStatusHistory history, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 新增退款申请。
+    /// </summary>
+    Task AddRefundAsync(RefundRequest refund, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 持久化变更。
+    /// </summary>
+    Task SaveChangesAsync(CancellationToken cancellationToken = default);
+}