public async Task <IActionResult> GetArticles([FromQuery] ArticleParams articleParams)
{
int pageSize = articleParams.PageSize;
int pageIndex = articleParams.PageIndex;
var articlesFromRepo = await _repo.GetArticlesAsync(articleParams);
var articles = _mapper.Map <IEnumerable <ArticleToReturnDto> >(articlesFromRepo);
return(Ok(new { articles, articleParams.Length }));
}