重构数据引擎和报表引擎

service/dict/api_datasource_platform_service.go

@@ -79,9 +79,9 @@ func (s *datasourcePlatformService) List(ctx context.Context, req *dto.ListDatas
 			MaxRetries:         item.MaxRetries,
 			RetryDelayMs:       item.RetryDelayMs,
 			CreatedBy:          item.CreatedBy,
-			CreatedAt:          item.CreatedAt.Unix(),
+			CreatedAt:          s.safeUnix(item.CreatedAt),
 			UpdatedBy:          item.UpdatedBy,
-			UpdatedAt:          item.UpdatedAt.Unix(),
+			UpdatedAt:          s.safeUnix(item.UpdatedAt),
 		})
 	}
 
@@ -294,6 +294,14 @@ func (s *datasourcePlatformService) getAuthTypeName(authType string) string {
 	return authType
 }
 
+// safeUnix 安全地从 *time.Time 获取 Unix 时间戳，nil 返回 0
+func (s *datasourcePlatformService) safeUnix(t *time.Time) int64 {
+	if t == nil {
+		return 0
+	}
+	return t.Unix()
+}
+
 // BatchUpdateStatus 批量更新平台状态
 func (s *datasourcePlatformService) BatchUpdateStatus(ctx context.Context, ids []int64, status string, updatedBy string) (err error) {
 	if len(ids) == 0 {