feat: 扩展领域模型与配置

src/Domain/TakeoutSaaS.Domain/Distribution/Entities/AffiliateOrder.cs

@@ -0,0 +1,45 @@
+using TakeoutSaaS.Domain.Distribution.Enums;
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Distribution.Entities;
+
+/// <summary>
+/// 分销订单记录。
+/// </summary>
+public sealed class AffiliateOrder : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 推广人标识。
+    /// </summary>
+    public Guid AffiliatePartnerId { get; set; }
+
+    /// <summary>
+    /// 关联订单。
+    /// </summary>
+    public Guid OrderId { get; set; }
+
+    /// <summary>
+    /// 用户 ID。
+    /// </summary>
+    public Guid BuyerUserId { get; set; }
+
+    /// <summary>
+    /// 订单金额。
+    /// </summary>
+    public decimal OrderAmount { get; set; }
+
+    /// <summary>
+    /// 预计佣金。
+    /// </summary>
+    public decimal EstimatedCommission { get; set; }
+
+    /// <summary>
+    /// 当前状态。
+    /// </summary>
+    public AffiliateOrderStatus Status { get; set; } = AffiliateOrderStatus.Pending;
+
+    /// <summary>
+    /// 结算完成时间。
+    /// </summary>
+    public DateTime? SettledAt { get; set; }
+}