BusinessLogicLayer.Logic.Get30DaysPopular C# (CSharp) Method

        public IEnumerable<Post> Get30DaysPopular()
        {
            var currentData = DateTime.Now;

            var dateTimeComparate = currentData.Day - 30;

            var data = _data.GetAllPosts();

            var result = from item in data
                         orderby item.Rating descending
                         where item.CreatedTime.Day >= dateTimeComparate
                         select item;

            return result;
        }