public IActionResult News()
        {
            var model = new AdministrationEntityViewModel <NewsSummaryViewModel, AuthorsWithNewsCountViewModel>
            {
                Entities = this._newsService.All <NewsSummaryViewModel>(),
                Authors  = this._userService.AuthorWithNewsCount <AuthorsWithNewsCountViewModel>()
            };

            return(View(model));
        }
        public IActionResult Blog()
        {
            var model = new AdministrationEntityViewModel <PostSummaryViewModel, AuthorsWithPostsCountViewModel>
            {
                Entities = this._blogService.All <PostSummaryViewModel>(),
                Authors  = this._userService.AuthorWithPostsCount <AuthorsWithPostsCountViewModel>()
            };

            return(View(model));
        }