public bool CheckRoomTypeRateTypeMappingAvailable(Guid?mappingId, Guid roomTypeId, Guid ratetypeId, bool isWeekEndPrice) { bool blnAvailable = true; var mapping = rateRepository.CheckRoomTypeRateTypeMappingAvailable(mappingId, roomTypeId, ratetypeId, isWeekEndPrice); if (mapping.Any()) { blnAvailable = false; } return(blnAvailable); }