public async Task <IActionResult> CreateNewArticle(ArticlesView av)
{
byte[] imageData = null;
Article artical = new Article {
Name = av.Name, CategoryId = av.CategoryId,
ShortDescription = av.ShortDescription, Description = av.Description, Date = av.Date
};
if (av.Image != null)
{
using (var binaryReader = new System.IO.BinaryReader(av.Image.OpenReadStream()))
{
imageData = binaryReader.ReadBytes((int)av.Image.Length);
}
artical.HeroImage = imageData;
}
db.Add(artical); // adding artical
await db.SaveChangesAsync();
foreach (var tagId in av.Tags)
{
var tag = db.Tags.Find(tagId);
ArticleTag articleTag = new ArticleTag {
Article = artical, Tag = tag
};
db.Add(articleTag);
}
await db.SaveChangesAsync(); //adding tags
return(RedirectToAction("AdminView"));
}
public async Task <ArticlesView> GetBy([FromQuery] string author = "", [FromQuery] string favorited = "", [FromQuery] string tag = "")
{
IEnumerable <Article> articles = null;
ArticlesView articlesView = new ArticlesView();
if (!string.IsNullOrEmpty(author))
{
throw new NotImplementedException();
articles = await this._repository.RetrieveByAuthor(author);
}
else if (!string.IsNullOrEmpty(favorited))
{
throw new NotImplementedException();
// articles = await this._repository.RetrieveByFavorited(favorited);
}
else if (!string.IsNullOrEmpty(tag))
{
articles = await this._repository.RetrieveByTag(tag);
}
articlesView.Articles = articles.Select(x => new ArticleView(x)).ToList();
articlesView.ArticlesCount = articles.Count();
return(articlesView);
}
public async Task <ArticlesView> Feed()
{
var list = await _handler.RetrieveAll();
var articles = new ArticlesView();
// map domain objects to view objects
articles.Articles = list.Select(x => new ArticleView(x)).ToList();
articles.ArticlesCount = list.Count();
return(articles);
}
public ActionResult Index(int page = 1)
{
int articlesOnPage = 5;
IEnumerable <Article> articles = db.Articles
.OrderBy(a => a.Id)
.AsEnumerable() // Вызываем как Enumerable для reverse
.Reverse() // Меняем полярность массива от нового к старому
.Skip((page - 1) * articlesOnPage)
.Take(articlesOnPage)
.ToList();
PageInfo pageInfo = new PageInfo {
CurrentPage = page, CountOfArticles = db.Articles.Count(), MaxArticlesOnPage = articlesOnPage
};
ArticlesView view = new ArticlesView {
Articles = articles, Page = pageInfo
};
return(View(view));
}
private ArticlesView GetListArticlesModel(int page)
{
using (EFArticleContext articleContext = new EFArticleContext())
{
int tp = (Int32)Math.Ceiling((decimal)articleContext.Articles.Count() / PageSize);
page = page <0 ? 1 : page> tp ? tp : page;
ArticlesView model = new ArticlesView
{
Articles = articleContext.Articles.Count() == 0 ? articleContext.Articles.ToList() :
articleContext.Articles.OrderByDescending(a => a.DatePublish).Skip((page - 1) * PageSize).Take(PageSize).ToList(),
PagingInfo = new PagingInfo
{
CurrentPage = page,
ItemPerPage = PageSize,
TotalItems = articleContext.Articles.Count()
}
};
return(model);
}
}
