feat(marketing): add new customer gift backend module

src/Domain/TakeoutSaaS.Domain/Coupons/Entities/NewCustomerGiftSetting.cs

@@ -0,0 +1,45 @@
+using TakeoutSaaS.Domain.Coupons.Enums;
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Coupons.Entities;
+
+/// <summary>
+/// 新客有礼门店配置。
+/// </summary>
+public sealed class NewCustomerGiftSetting : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 门店 ID。
+    /// </summary>
+    public long StoreId { get; set; }
+
+    /// <summary>
+    /// 是否开启新客礼包。
+    /// </summary>
+    public bool GiftEnabled { get; set; }
+
+    /// <summary>
+    /// 礼包类型。
+    /// </summary>
+    public NewCustomerGiftType GiftType { get; set; } = NewCustomerGiftType.Coupon;
+
+    /// <summary>
+    /// 首单直减金额。
+    /// </summary>
+    public decimal? DirectReduceAmount { get; set; }
+
+    /// <summary>
+    /// 首单直减门槛金额。
+    /// </summary>
+    public decimal? DirectMinimumSpend { get; set; }
+
+    /// <summary>
+    /// 是否开启老带新分享。
+    /// </summary>
+    public bool InviteEnabled { get; set; }
+
+    /// <summary>
+    /// 分享渠道（JSON）。
+    /// </summary>
+    public string ShareChannelsJson { get; set; } = "[]";
+}