public async Task <IActionResult> Like(int?id)
{
if (id == null)
{
return(NotFound());
}
Article article =
await _context.Articles.FirstOrDefaultAsync(a => a.Id == id);
if (article == null)
{
return(NotFound());
}
ApplicationUser user = await _userManager.GetUserAsync(User);
Like like = new Like {
Article = article, User = user
};
_context.Add(like);
await _context.SaveChangesAsync();
return(RedirectToAction("Article", new { id = article.Id }));
}
NewArticle(NewArticleViewModel newArticle)
{
if (!ModelState.IsValid)
{
return(View(newArticle));
}
if (!newArticle.CoverImage.IsPNGImage())
{
ModelState.AddModelError(nameof(newArticle.CoverImage),
"Invalid PNG image.");
return(View(newArticle));
}
string wwwrootDirectory = _webHostEnvironment.WebRootPath;
string imagesDirectory = Path.Combine(wwwrootDirectory, "images");
string imageName = Path.GetRandomFileName() + ".png";
string imagePath = Path.Combine(imagesDirectory, imageName);
using (FileStream fileStream =
new FileStream(imagePath, FileMode.Create)) {
newArticle.CoverImage.CopyTo(fileStream);
}
ApplicationUser user = await _userManager.GetUserAsync(User);
Article article =
new Article {
Type = newArticle.Type, Title = newArticle.Title,
Body = newArticle.Body, Image = imageName,
Author = user
};
_context.Add(article);
await _context.SaveChangesAsync();
return(RedirectToAction("MyArticles"));
}