public List <StockElementDTO> GetByFilter(string elementName)
        {
            using (var dbContext = new DatabaseContext())
            {
                var stockElements    = dbContext.StockElements.Where(x => x.Name == elementName).ToList();
                var stockElementDtos = StockElementFactory.ConvertToDtos(stockElements);

                return(stockElementDtos);
            }
        }
        public List <StockElementDTO> GetAll()
        {
            using (var dbContext = new DatabaseContext())
            {
                var stockElements    = dbContext.StockElements.ToList();
                var stockElementDtos = StockElementFactory.ConvertToDtos(stockElements);

                return(stockElementDtos);
            }
        }