/// <summary> /// 根据时间范围查询秒杀场次信息 /// </summary> /// <param name="activityType"></param> /// <param name="startDate"></param> /// <param name="endDate"></param> /// <returns></returns> public async Task <OperationResult <IEnumerable <FlashSaleModel> > > GetSecondsBoysAsync(int activityType, DateTime?startDate = null, DateTime?endDate = null) { if (startDate == null || endDate == null) { return(OperationResult.FromError <IEnumerable <FlashSaleModel> >("-1", "参数错误")); } else { return(OperationResult.FromResult(await FlashSaleManager.GetSecondsBoysAsync(activityType, startDate, endDate))); } }