feat(product): complete combo and detail editing data model

src/Domain/TakeoutSaaS.Domain/Products/Entities/Product.cs

@@ -128,6 +128,21 @@ public sealed class Product : MultiTenantEntityBase
     /// </summary>
     public string? Description { get; set; }
 
+    /// <summary>
+    /// 排序权重，越大越靠前。
+    /// </summary>
+    public int SortWeight { get; set; }
+
+    /// <summary>
+    /// 库存预警值。
+    /// </summary>
+    public int? WarningStock { get; set; }
+
+    /// <summary>
+    /// 打包费（元/份）。
+    /// </summary>
+    public decimal? PackingFee { get; set; }
+
     /// <summary>
     /// 支持堂食。
     /// </summary>

src/Domain/TakeoutSaaS.Domain/Products/Entities/ProductComboGroup.cs

@@ -0,0 +1,34 @@
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Products.Entities;
+
+/// <summary>
+/// 套餐分组。
+/// </summary>
+public sealed class ProductComboGroup : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 套餐商品 ID。
+    /// </summary>
+    public long ProductId { get; set; }
+
+    /// <summary>
+    /// 分组名称。
+    /// </summary>
+    public string Name { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 最小选择数。
+    /// </summary>
+    public int MinSelect { get; set; } = 1;
+
+    /// <summary>
+    /// 最大选择数。
+    /// </summary>
+    public int MaxSelect { get; set; } = 1;
+
+    /// <summary>
+    /// 排序值。
+    /// </summary>
+    public int SortOrder { get; set; } = 100;
+}

src/Domain/TakeoutSaaS.Domain/Products/Entities/ProductComboGroupItem.cs

@@ -0,0 +1,29 @@
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Products.Entities;
+
+/// <summary>
+/// 套餐分组内商品。
+/// </summary>
+public sealed class ProductComboGroupItem : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 所属套餐分组 ID。
+    /// </summary>
+    public long ComboGroupId { get; set; }
+
+    /// <summary>
+    /// 商品 ID。
+    /// </summary>
+    public long ProductId { get; set; }
+
+    /// <summary>
+    /// 数量。
+    /// </summary>
+    public int Quantity { get; set; } = 1;
+
+    /// <summary>
+    /// 排序值。
+    /// </summary>
+    public int SortOrder { get; set; } = 100;
+}

src/Domain/TakeoutSaaS.Domain/Products/Entities/ProductSku.cs

@@ -51,4 +51,9 @@ public sealed class ProductSku : MultiTenantEntityBase
     /// 排序值。
     /// </summary>
     public int SortOrder { get; set; } = 100;
+
+    /// <summary>
+    /// 是否启用。
+    /// </summary>
+    public bool IsEnabled { get; set; } = true;
 }

src/Domain/TakeoutSaaS.Domain/Products/Repositories/IProductRepository.cs

@@ -153,6 +153,26 @@ public interface IProductRepository
     /// </summary>
     Task<IReadOnlyList<ProductSku>> GetSkusByProductIdsAsync(IReadOnlyCollection<long> productIds, long tenantId, CancellationToken cancellationToken = default);
 
+    /// <summary>
+    /// 获取商品套餐分组。
+    /// </summary>
+    Task<IReadOnlyList<ProductComboGroup>> GetComboGroupsAsync(long productId, long tenantId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 批量获取商品套餐分组。
+    /// </summary>
+    Task<IReadOnlyList<ProductComboGroup>> GetComboGroupsByProductIdsAsync(IReadOnlyCollection<long> productIds, long tenantId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 获取套餐分组内商品。
+    /// </summary>
+    Task<IReadOnlyList<ProductComboGroupItem>> GetComboGroupItemsAsync(long productId, long tenantId, CancellationToken cancellationToken = default);
+
+    /// <summary>
+    /// 批量获取套餐分组内商品。
+    /// </summary>
+    Task<IReadOnlyList<ProductComboGroupItem>> GetComboGroupItemsByGroupIdsAsync(IReadOnlyCollection<long> comboGroupIds, long tenantId, CancellationToken cancellationToken = default);
+
     /// <summary>
     /// 获取商品加料组与选项。
     /// </summary>
@@ -291,6 +311,15 @@ public interface IProductRepository
     /// <returns>异步任务。</returns>
     Task AddSkusAsync(IEnumerable<ProductSku> skus, CancellationToken cancellationToken = default);
 
+    /// <summary>
+    /// 新增套餐分组与分组商品。
+    /// </summary>
+    /// <param name="groups">套餐分组集合。</param>
+    /// <param name="items">分组商品集合。</param>
+    /// <param name="cancellationToken">取消标记。</param>
+    /// <returns>异步任务。</returns>
+    Task AddComboGroupsAsync(IEnumerable<ProductComboGroup> groups, IEnumerable<ProductComboGroupItem> items, CancellationToken cancellationToken = default);
+
     /// <summary>
     /// 新增加料组与选项。
     /// </summary>
@@ -405,6 +434,15 @@ public interface IProductRepository
     /// <returns>异步任务。</returns>
     Task RemoveSkusAsync(long productId, long tenantId, CancellationToken cancellationToken = default);
 
+    /// <summary>
+    /// 删除商品下的套餐分组及分组商品。
+    /// </summary>
+    /// <param name="productId">商品 ID。</param>
+    /// <param name="tenantId">租户 ID。</param>
+    /// <param name="cancellationToken">取消标记。</param>
+    /// <returns>异步任务。</returns>
+    Task RemoveComboGroupsAsync(long productId, long tenantId, CancellationToken cancellationToken = default);
+
     /// <summary>
     /// 删除模板下的规格做法选项。
     /// </summary>