实现消息记录功能，包括增删改查和标记已读，优化消息列表展示和未读消息计数

Service/EmailHandleService.cs

@@ -20,7 +20,8 @@ public class EmailHandleService(
     ILogger<EmailHandleService> logger,
     IEmailMessageRepository emailRepo,
     ITransactionRecordRepository trxRepo,
-    IEnumerable<IEmailParseServices> emailParsers
+    IEnumerable<IEmailParseServices> emailParsers,
+    IMessageRecordService messageRecordService
 ) : IEmailHandleService
 {
     public async Task<bool> HandleEmailAsync(
@@ -60,10 +61,18 @@ public class EmailHandleService(
             );
         if (parsed == null || parsed.Length == 0)
         {
+            await messageRecordService.AddAsync(
+                "邮件解析失败",
+                $"来自 {from} 发送给 {to} 的邮件（主题：{subject}）未能成功解析内容，可能格式已变更或不受支持。"
+            );
             logger.LogWarning("未能成功解析邮件内容，跳过账单处理");
             return true;
         }
 
+        await messageRecordService.AddAsync(
+            "邮件解析成功",
+            $"来自 {from} 发送给 {to} 的邮件（主题：{subject}）已成功解析出 {parsed.Length} 条交易记录。"
+        );
         logger.LogInformation("成功解析邮件，共 {Count} 条交易记录", parsed.Length);
 
         bool allSuccess = true;