feat: 扩展领域模型与配置

src/Domain/TakeoutSaaS.Domain/Navigation/Entities/MapLocation.cs

@@ -0,0 +1,39 @@
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Navigation.Entities;
+
+/// <summary>
+/// 地图 POI 信息，用于门店定位和推荐。
+/// </summary>
+public sealed class MapLocation : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 关联门店 ID，可空表示独立 POI。
+    /// </summary>
+    public Guid? StoreId { get; set; }
+
+    /// <summary>
+    /// 名称。
+    /// </summary>
+    public string Name { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 地址。
+    /// </summary>
+    public string Address { get; set; } = string.Empty;
+
+    /// <summary>
+    /// 经度。
+    /// </summary>
+    public double Longitude { get; set; }
+
+    /// <summary>
+    /// 纬度。
+    /// </summary>
+    public double Latitude { get; set; }
+
+    /// <summary>
+    /// 打车/导航落点描述。
+    /// </summary>
+    public string? Landmark { get; set; }
+}

src/Domain/TakeoutSaaS.Domain/Navigation/Entities/NavigationRequest.cs

@@ -0,0 +1,35 @@
+using TakeoutSaaS.Domain.Navigation.Enums;
+using TakeoutSaaS.Shared.Abstractions.Entities;
+
+namespace TakeoutSaaS.Domain.Navigation.Entities;
+
+/// <summary>
+/// 用户发起的导航请求日志。
+/// </summary>
+public sealed class NavigationRequest : MultiTenantEntityBase
+{
+    /// <summary>
+    /// 用户 ID。
+    /// </summary>
+    public Guid UserId { get; set; }
+
+    /// <summary>
+    /// 门店 ID。
+    /// </summary>
+    public Guid StoreId { get; set; }
+
+    /// <summary>
+    /// 来源通道（小程序、H5 等）。
+    /// </summary>
+    public NavigationChannel Channel { get; set; } = NavigationChannel.MiniProgram;
+
+    /// <summary>
+    /// 跳转的地图应用。
+    /// </summary>
+    public NavigationTargetApp TargetApp { get; set; } = NavigationTargetApp.WechatMap;
+
+    /// <summary>
+    /// 请求时间。
+    /// </summary>
+    public DateTime RequestedAt { get; set; } = DateTime.UtcNow;
+}

src/Domain/TakeoutSaaS.Domain/Navigation/Enums/NavigationChannel.cs

@@ -0,0 +1,22 @@
+namespace TakeoutSaaS.Domain.Navigation.Enums;
+
+/// <summary>
+/// 导航请求来源渠道。
+/// </summary>
+public enum NavigationChannel
+{
+    /// <summary>
+    /// 小程序。
+    /// </summary>
+    MiniProgram = 0,
+
+    /// <summary>
+    /// H5/公众号。
+    /// </summary>
+    Web = 1,
+
+    /// <summary>
+    /// App。
+    /// </summary>
+    MobileApp = 2
+}

src/Domain/TakeoutSaaS.Domain/Navigation/Enums/NavigationTargetApp.cs

@@ -0,0 +1,32 @@
+namespace TakeoutSaaS.Domain.Navigation.Enums;
+
+/// <summary>
+/// 导航目标应用。
+/// </summary>
+public enum NavigationTargetApp
+{
+    /// <summary>
+    /// 微信地图。
+    /// </summary>
+    WechatMap = 0,
+
+    /// <summary>
+    /// 腾讯地图。
+    /// </summary>
+    Tencent = 1,
+
+    /// <summary>
+    /// 高德。
+    /// </summary>
+    Amap = 2,
+
+    /// <summary>
+    /// 百度地图。
+    /// </summary>
+    Baidu = 3,
+
+    /// <summary>
+    /// Apple Map。
+    /// </summary>
+    Apple = 4
+}