public bool UpdateExisitingContent(string originalTitle, StreamingContent newContent)
        {
            StreamingContent oldContent = GetContentByTitle(originalTitle);//string argument

            if (oldContent != null)
            {
                oldContent.Title          = newContent.Title;
                oldContent.Description    = newContent.Description;
                oldContent.StarRating     = newContent.StarRating;
                oldContent.MaturityRating = newContent.MaturityRating;
                oldContent.Genre          = newContent.Genre;
                return(true);
            }
            else
            {
                return(false);
            }
        }
        public bool DeleteExistingContent(StreamingContent existingContent)
        {
            bool deleteResult = _contentDirectory.Remove(existingContent);

            return(deleteResult);
        }