fix: resolve strongly typed ID compilation errors

- Change PointsAccountId to IGuidStronglyTypedId
- Update PointsTransaction to use PointsAccountId
- Update Domain Events and Command responses
- Fix Member and Activity endpoint references
- Remove duplicate PointsChangedEvent in Application layer

src/Fengling.Member.Application/Commands/Points/AddPointsCommand.cs

@@ -16,7 +16,7 @@ public class AddPointsCommand : IRequest<AddPointsResponse>
 
 public class AddPointsResponse
 {
-    public long AccountId { get; set; }
+    public PointsAccountId AccountId { get; set; } = PointsAccountId.New();
     public long MemberId { get; set; }
     public int AddedPoints { get; set; }
     public int TotalPoints { get; set; }

src/Fengling.Member.Application/Commands/Points/DeductPointsCommand.cs

@@ -16,7 +16,7 @@ public class DeductPointsCommand : IRequest<DeductPointsResponse>
 
 public class DeductPointsResponse
 {
-    public long AccountId { get; set; }
+    public PointsAccountId AccountId { get; set; } = PointsAccountId.New();
     public long MemberId { get; set; }
     public int DeductedPoints { get; set; }
     public int TotalPoints { get; set; }

src/Fengling.Member.Application/Events/PointsChangedEvent.cs

@@ -1,54 +0,0 @@
-using MediatR;
-
-namespace Fengling.Member.Application.Events;
-
-/// <summary>
-/// 积分变动事件
-/// </summary>
-public class PointsChangedEvent : INotification
-{
-    /// <summary>
-    /// 码ID（用于幂等性检查）
-    /// </summary>
-    public string CodeId { get; set; } = string.Empty;
-
-    /// <summary>
-    /// 会员ID
-    /// </summary>
-    public long MemberId { get; set; }
-
-    /// <summary>
-    /// 租户ID
-    /// </summary>
-    public long TenantId { get; set; }
-
-    /// <summary>
-    /// 交易类型
-    /// </summary>
-    public string TransactionType { get; set; } = string.Empty;
-
-    /// <summary>
-    /// 积分数（正数增加，负数扣减）
-    /// </summary>
-    public int Points { get; set; }
-
-    /// <summary>
-    /// 来源ID
-    /// </summary>
-    public string? SourceId { get; set; }
-
-    /// <summary>
-    /// 备注
-    /// </summary>
-    public string? Remark { get; set; }
-
-    /// <summary>
-    /// 变动后的总积分
-    /// </summary>
-    public int TotalPoints { get; set; }
-
-    /// <summary>
-    /// 变动时间
-    /// </summary>
-    public DateTime OccurredAt { get; set; } = DateTime.UtcNow;
-}

src/Fengling.Member.Application/Events/PointsChangedEventHandler.cs

@@ -1,5 +1,6 @@
 using MediatR;
 using Fengling.Member.Domain.Aggregates.PointsModel;
+using Fengling.Member.Domain.Events.Points;
 using Microsoft.Extensions.Logging;
 
 namespace Fengling.Member.Application.Events;
@@ -23,8 +24,8 @@ public class PointsChangedEventHandler : INotificationHandler<PointsChangedEvent
     public async Task Handle(PointsChangedEvent notification, CancellationToken cancellationToken)
     {
         _logger.LogInformation(
-            "Handling PointsChangedEvent for MemberId={MemberId}, CodeId={CodeId}, Points={Points}",
+            "Handling PointsChangedEvent for MemberId={MemberId}, AccountId={AccountId}, ChangedPoints={ChangedPoints}",
-            notification.MemberId, notification.CodeId, notification.Points);
+            notification.MemberId, notification.AccountId, notification.ChangedPoints);
 
         try
         {
@@ -44,17 +45,17 @@ public class PointsChangedEventHandler : INotificationHandler<PointsChangedEvent
             }
 
             // 确定交易类型分类
-            var transactionTypeCategory = notification.Points >= 0
+            var transactionTypeCategory = notification.ChangedPoints >= 0
                 ? PointsTransactionType.Earn
                 : PointsTransactionType.Deduct;
 
             // 创建积分明细记录（使用 factory 方法）
-            // 注意：PointsAccountId 为 0，需要根据业务需求从缓存或数据库获取
+            // 注意：PointsAccountId 需要根据业务需求从缓存或数据库获取
             var transaction = PointsTransaction.Create(
-                pointsAccountId: 0, // TODO: 需要根据 MemberId 查询或创建 PointsAccount
+                pointsAccountId: notification.AccountId,
                 memberId: notification.MemberId,
                 tenantId: notification.TenantId,
-                points: notification.Points,
+                points: notification.ChangedPoints,
                 transactionType: notification.TransactionType,
                 sourceId: notification.SourceId ?? string.Empty,
                 typeCategory: transactionTypeCategory,
@@ -64,13 +65,13 @@ public class PointsChangedEventHandler : INotificationHandler<PointsChangedEvent
 
             _logger.LogInformation(
                 "PointsChangedEvent processed successfully. MemberId={MemberId}, Points={Points}, TotalPoints={TotalPoints}",
-                notification.MemberId, notification.Points, notification.TotalPoints);
+                notification.MemberId, notification.ChangedPoints, notification.NewBalance);
         }
         catch (Exception ex)
         {
             _logger.LogError(ex,
-                "Error handling PointsChangedEvent. MemberId={MemberId}, CodeId={CodeId}",
+                "Error handling PointsChangedEvent. MemberId={MemberId}, AccountId={AccountId}",
-                notification.MemberId, notification.CodeId);
+                notification.MemberId, notification.AccountId);
             throw;
         }
     }

src/Fengling.Member.Application/Services/PointsProcessingService.cs

@@ -94,7 +94,7 @@ public class PointsProcessingService : IPointsProcessingService
 
             // 7. 发布领域事件（异步持久化到数据库）
             var domainEvent = new PointsChangedEvent(
-                0, // AccountId - 缓存中暂无ID，事件消费者处理
+                PointsAccountId.New(), // AccountId - 缓存中暂无ID，事件消费者处理
                 request.MemberId,
                 tenantId,
                 request.IsAddition ? request.Points : -request.Points,

src/Fengling.Member.Domain/Aggregates/PointsModel/PointsTransaction.cs

@@ -2,7 +2,7 @@ namespace Fengling.Member.Domain.Aggregates.PointsModel;
 
 public class PointsTransaction : Entity<long>
 {
-    public long PointsAccountId { get; private set; }
+    public PointsAccountId PointsAccountId { get; private set; } = PointsAccountId.New();
     public long MemberId { get; private set; }
     public long TenantId { get; private set; }
     public int Points { get; private set; }
@@ -23,7 +23,7 @@ public class PointsTransaction : Entity<long>
     }
 
     public static PointsTransaction Create(
-        long pointsAccountId,
+        PointsAccountId pointsAccountId,
         long memberId,
         long tenantId,
         int points,

src/Fengling.Member.Domain/Events/Points/PointsChangedEvent.cs

@@ -1,7 +1,9 @@
+using Fengling.Member.Domain.Aggregates.PointsModel;
+
 namespace Fengling.Member.Domain.Events.Points;
 
 public record PointsChangedEvent(
-    long AccountId,
+    PointsAccountId AccountId,
     long MemberId,
     long TenantId,
     int ChangedPoints,

src/Fengling.Member.Web/Endpoints/v1/PointsEndpoints.cs

@@ -62,7 +62,7 @@ public class AddPointsRequest
 
 public class AddPointsResponse
 {
-    public long AccountId { get; set; }
+    public PointsAccountId AccountId { get; set; } = PointsAccountId.New();
     public long MemberId { get; set; }
     public int AddedPoints { get; set; }
     public int TotalPoints { get; set; }