public async Task AddPreSales(List<Presale> presales, int bteId)
 {
     foreach (var presale in presales)
     {
         presale.BteId = bteId;
     }
     await _repository.AddRange(presales);
 }
 public async Task AddRangeLog(List<Log> log)
 {
     var addLog = bool.Parse(ConfigurationManager.AppSettings["AddLog"]);
     if (addLog)
     {
         await _repository.AddRange(log); 
     }
 }