优化邮件处理记录的导入来源信息，简化通知内容

Service/EmailServices/EmailHandleService.cs

@@ -76,15 +76,14 @@ public class EmailHandleService(
         );
         logger.LogInformation("成功解析邮件，共 {Count} 条交易记录", parsed.Length);
 
-        // TODO 接入AI分类
-        // 目前已经
-
         bool allSuccess = true;
         var records = new List<TransactionRecord>();
         foreach (var (card, reason, amount, balance, type, occurredAt) in parsed)
         {
             logger.LogInformation("处理交易记录: 卡号 {Card}, 交易原因 {Reason}, 金额 {Amount}, 余额 {Balance}, 类型 {Type}", card, reason, amount, balance, type);
 
+
+
             var record = await SaveTransactionRecordAsync(
                 card,
                 reason,
@@ -92,7 +91,8 @@ public class EmailHandleService(
                 balance,
                 type,
                 occurredAt ?? date,
-                emailMessage.Id
+                emailMessage.Id,
+                $"邮件 By {GetEmailByName(to)}"
             );
 
             if (record == null)
@@ -160,7 +160,8 @@ public class EmailHandleService(
                 balance,
                 type,
                 occurredAt ?? emailMessage.ReceivedDate,
-                emailMessage.Id
+                emailMessage.Id,
+                $"邮件 By {GetEmailByName(emailMessage.To)}"
             );
 
             if (record == null)
@@ -177,6 +178,11 @@ public class EmailHandleService(
         return allSuccess;
     }
 
+    private string GetEmailByName(string to)
+    {
+        return emailSettings.Value.SmtpList.FirstOrDefault(s => s.Email == to)?.Name ?? to;
+    }
+
     private async Task<EmailMessage?> SaveEmailAsync(
         string to,
         string from,
@@ -241,7 +247,8 @@ public class EmailHandleService(
         decimal balance,
         TransactionType type,
         DateTime occurredAt,
-        long emailMessageId
+        long emailMessageId,
+        string importFrom
     )
     {
         // 根据 emailMessageId 检查是否已存在记录：存在则更新，否则新增
@@ -279,7 +286,7 @@ public class EmailHandleService(
             Type = type,
             OccurredAt = occurredAt,
             EmailMessageId = emailMessageId,
-            ImportFrom = $"邮件"
+            ImportFrom = importFrom
         };
 
         var inserted = await trxRepo.AddAsync(trx);