public async Task <List <TopPostAuthorsResponse> > GetTopAuthors()
        {
            var query  = new GetTopAuthorsQuery();
            var result = await _mediator.Send(query);

            return(result);
        }
        public async Task <List <TopPostAuthorsResponse> > Handle(GetTopAuthorsQuery request, CancellationToken cancellationToken)
        {
            var topAuthors = await _postService.GetTopAuthors();

            List <TopPostAuthorsResponse> result = _mapper.Map <List <TopPostAuthorsResponse> >(topAuthors);

            return(result);
        }