public ActionResult Like(int?id)
{
int userId = userDb.GetByName(HttpContext.User.Identity.Name).ID;
Like like = new Like();
if (!likeDb.Any(x => x.AppUserId == userId && x.ArticleID == id))
{
like.ArticleID = (int)id;
like.AppUserId = userId;
like.LikerName = userDb.GetById(userId).Nick;
likeDb.Add(like);
}
else
{
like = likeDb.GetByExpSingle(x => x.ArticleID == id && x.AppUserId == userId);
likeDb.Delete(like);
}
return(Json(likeDb.GetByExp(x => x.ArticleID == id).Count, JsonRequestBehavior.AllowGet));
}