feat: 扩展领域模型与配置

src/Domain/TakeoutSaaS.Domain/Stores/Entities/Store.cs

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+using TakeoutSaaS.Domain.Stores.Enums;
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Stores.Entities;
+
+/// <summary>
+/// 门店信息，承载营业配置与能力。
+/// </summary>
+public sealed class Store : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 所属商户标识。
+    /// </summary>
+    public Guid MerchantId { get; set; }
+
+    /// <summary>
+    /// 门店编码，便于扫码及外部对接。
+    /// </summary>
+    public string Code { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 门店名称。
+    /// </summary>
+    public string Name { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 联系电话。
+    /// </summary>
+    public string? Phone { get; set; }
+
+    /// <summary>
+    /// 门店负责人姓名。
+    /// </summary>
+    public string? ManagerName { get; set; }
+
+    /// <summary>
+    /// 门店当前运营状态。
+    /// </summary>
+    public StoreStatus Status { get; set; } = StoreStatus.Closed;
+
+    /// <summary>
+    /// 所在国家或地区。
+    /// </summary>
+    public string? Country { get; set; }
+
+    /// <summary>
+    /// 所在省份。
+    /// </summary>
+    public string? Province { get; set; }
+
+    /// <summary>
+    /// 所在城市。
+    /// </summary>
+    public string? City { get; set; }
+
+    /// <summary>
+    /// 区县信息。
+    /// </summary>
+    public string? District { get; set; }
+
+    /// <summary>
+    /// 详细地址。
+    /// </summary>
+    public string? Address { get; set; }
+
+    /// <summary>
+    /// 高德/腾讯地图经度。
+    /// </summary>
+    public double? Longitude { get; set; }
+
+    /// <summary>
+    /// 纬度。
+    /// </summary>
+    public double? Latitude { get; set; }
+
+    /// <summary>
+    /// 门店描述或公告。
+    /// </summary>
+    public string? Description { get; set; }
+
+    /// <summary>
+    /// 门店营业时段描述（备用字符串）。
+    /// </summary>
+    public string? BusinessHours { get; set; }
+
+    /// <summary>
+    /// 是否支持堂食。
+    /// </summary>
+    public bool SupportsDineIn { get; set; } = true;
+
+    /// <summary>
+    /// 是否支持自提。
+    /// </summary>
+    public bool SupportsPickup { get; set; } = true;
+
+    /// <summary>
+    /// 是否支持配送。
+    /// </summary>
+    public bool SupportsDelivery { get; set; } = true;
+
+    /// <summary>
+    /// 支持预约。
+    /// </summary>
+    public bool SupportsReservation { get; set; }
+
+    /// <summary>
+    /// 支持排队叫号。
+    /// </summary>
+    public bool SupportsQueueing { get; set; }
+
+    /// <summary>
+    /// 默认配送半径（公里）。
+    /// </summary>
+    public decimal DeliveryRadiusKm { get; set; } = 3m;
+
+    /// <summary>
+    /// 门店公告。
+    /// </summary>
+    public string? Announcement { get; set; }
+
+    /// <summary>
+    /// 门店标签（逗号分隔）。
+    /// </summary>
+    public string? Tags { get; set; }
+
+    /// <summary>
+    /// 门店海报。
+    /// </summary>
+    public string? CoverImageUrl { get; set; }
+}

src/Domain/TakeoutSaaS.Domain/Stores/Entities/StoreBusinessHour.cs

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+using TakeoutSaaS.Domain.Stores.Enums;
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Stores.Entities;
+
+/// <summary>
+/// 门店营业时段配置。
+/// </summary>
+public sealed class StoreBusinessHour : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 门店标识。
+    /// </summary>
+    public Guid StoreId { get; set; }
+
+    /// <summary>
+    /// 星期几，0 表示周日。
+    /// </summary>
+    public DayOfWeek DayOfWeek { get; set; }
+
+    /// <summary>
+    /// 时段类型（正常营业、休息、预约等）。
+    /// </summary>
+    public BusinessHourType HourType { get; set; } = BusinessHourType.Normal;
+
+    /// <summary>
+    /// 开始时间（本地时间）。
+    /// </summary>
+    public TimeSpan StartTime { get; set; }
+
+    /// <summary>
+    /// 结束时间（本地时间）。
+    /// </summary>
+    public TimeSpan EndTime { get; set; }
+
+    /// <summary>
+    /// 最大接待容量或单量限制。
+    /// </summary>
+    public int? CapacityLimit { get; set; }
+
+    /// <summary>
+    /// 备注。
+    /// </summary>
+    public string? Notes { get; set; }
+}

src/Domain/TakeoutSaaS.Domain/Stores/Entities/StoreDeliveryZone.cs

@@ -0,0 +1,39 @@
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Stores.Entities;
+
+/// <summary>
+/// 门店配送范围配置。
+/// </summary>
+public sealed class StoreDeliveryZone : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 门店标识。
+    /// </summary>
+    public Guid StoreId { get; set; }
+
+    /// <summary>
+    /// 区域名称。
+    /// </summary>
+    public string ZoneName { get; set; } = string.Empty;
+
+    /// <summary>
+    /// GeoJSON 表示的多边形范围。
+    /// </summary>
+    public string PolygonGeoJson { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 起送价。
+    /// </summary>
+    public decimal? MinimumOrderAmount { get; set; }
+
+    /// <summary>
+    /// 配送费。
+    /// </summary>
+    public decimal? DeliveryFee { get; set; }
+
+    /// <summary>
+    /// 预计送达分钟。
+    /// </summary>
+    public int? EstimatedMinutes { get; set; }
+}

src/Domain/TakeoutSaaS.Domain/Stores/Entities/StoreEmployeeShift.cs

@@ -0,0 +1,45 @@
+using TakeoutSaaS.Domain.Merchants.Enums;
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Stores.Entities;
+
+/// <summary>
+/// 门店员工排班记录。
+/// </summary>
+public sealed class StoreEmployeeShift : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 门店标识。
+    /// </summary>
+    public Guid StoreId { get; set; }
+
+    /// <summary>
+    /// 员工标识。
+    /// </summary>
+    public Guid StaffId { get; set; }
+
+    /// <summary>
+    /// 班次日期。
+    /// </summary>
+    public DateTime ShiftDate { get; set; }
+
+    /// <summary>
+    /// 开始时间。
+    /// </summary>
+    public TimeSpan StartTime { get; set; }
+
+    /// <summary>
+    /// 结束时间。
+    /// </summary>
+    public TimeSpan EndTime { get; set; }
+
+    /// <summary>
+    /// 排班角色。
+    /// </summary>
+    public StaffRoleType RoleType { get; set; } = StaffRoleType.FrontDesk;
+
+    /// <summary>
+    /// 备注。
+    /// </summary>
+    public string? Notes { get; set; }
+}

src/Domain/TakeoutSaaS.Domain/Stores/Entities/StoreHoliday.cs

@@ -0,0 +1,29 @@
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Stores.Entities;
+
+/// <summary>
+/// 门店休息日或特殊营业日。
+/// </summary>
+public sealed class StoreHoliday : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 门店标识。
+    /// </summary>
+    public Guid StoreId { get; set; }
+
+    /// <summary>
+    /// 日期。
+    /// </summary>
+    public DateTime Date { get; set; }
+
+    /// <summary>
+    /// 是否全天闭店。
+    /// </summary>
+    public bool IsClosed { get; set; } = true;
+
+    /// <summary>
+    /// 说明内容。
+    /// </summary>
+    public string? Reason { get; set; }
+}

src/Domain/TakeoutSaaS.Domain/Stores/Entities/StoreTable.cs

@@ -0,0 +1,45 @@
+using TakeoutSaaS.Domain.Stores.Enums;
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Stores.Entities;
+
+/// <summary>
+/// 桌台信息与二维码绑定。
+/// </summary>
+public sealed class StoreTable : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 门店标识。
+    /// </summary>
+    public Guid StoreId { get; set; }
+
+    /// <summary>
+    /// 所在区域 ID。
+    /// </summary>
+    public Guid? AreaId { get; set; }
+
+    /// <summary>
+    /// 桌码。
+    /// </summary>
+    public string TableCode { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 可容纳人数。
+    /// </summary>
+    public int Capacity { get; set; }
+
+    /// <summary>
+    /// 桌台标签（堂食、快餐等）。
+    /// </summary>
+    public string? Tags { get; set; }
+
+    /// <summary>
+    /// 当前桌台状态。
+    /// </summary>
+    public StoreTableStatus Status { get; set; } = StoreTableStatus.Idle;
+
+    /// <summary>
+    /// 桌码二维码地址。
+    /// </summary>
+    public string? QrCodeUrl { get; set; }
+}

src/Domain/TakeoutSaaS.Domain/Stores/Entities/StoreTableArea.cs

@@ -0,0 +1,24 @@
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Stores.Entities;
+
+/// <summary>
+/// 门店桌台区域配置。
+/// </summary>
+public sealed class StoreTableArea : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 门店标识。
+    /// </summary>
+    public Guid StoreId { get; set; }
+
+    /// <summary>
+    /// 区域名称。
+    /// </summary>
+    public string Name { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 区域描述。
+    /// </summary>
+    public string? Description { get; set; }
+}

src/Domain/TakeoutSaaS.Domain/Stores/Enums/BusinessHourType.cs

@@ -0,0 +1,27 @@
+namespace TakeoutSaaS.Domain.Stores.Enums;
+
+/// <summary>
+/// 营业时段类型。
+/// </summary>
+public enum BusinessHourType
+{
+    /// <summary>
+    /// 正常营业时段。
+    /// </summary>
+    Normal = 0,
+
+    /// <summary>
+    /// 预留给预约的时段。
+    /// </summary>
+    ReservationOnly = 1,
+
+    /// <summary>
+    /// 仅自提或配送的时段。
+    /// </summary>
+    PickupOrDelivery = 2,
+
+    /// <summary>
+    /// 休息时段。
+    /// </summary>
+    Closed = 3
+}

src/Domain/TakeoutSaaS.Domain/Stores/Enums/StoreStatus.cs

@@ -0,0 +1,27 @@
+namespace TakeoutSaaS.Domain.Stores.Enums;
+
+/// <summary>
+/// 门店运营状态。
+/// </summary>
+public enum StoreStatus
+{
+    /// <summary>
+    /// 未开业或休眠。
+    /// </summary>
+    Closed = 0,
+
+    /// <summary>
+    /// 准备营业。
+    /// </summary>
+    Preparing = 1,
+
+    /// <summary>
+    /// 正常营业中。
+    /// </summary>
+    Operating = 2,
+
+    /// <summary>
+    /// 暂停营业。
+    /// </summary>
+    Suspended = 3
+}

src/Domain/TakeoutSaaS.Domain/Stores/Enums/StoreTableStatus.cs

@@ -0,0 +1,27 @@
+namespace TakeoutSaaS.Domain.Stores.Enums;
+
+/// <summary>
+/// 桌台占用状态。
+/// </summary>
+public enum StoreTableStatus
+{
+    /// <summary>
+    /// 空闲可用。
+    /// </summary>
+    Idle = 0,
+
+    /// <summary>
+    /// 已被占用。
+    /// </summary>
+    Occupied = 1,
+
+    /// <summary>
+    /// 正在清理。
+    /// </summary>
+    Cleaning = 2,
+
+    /// <summary>
+    /// 暂停使用。
+    /// </summary>
+    Disabled = 3
+}