public async Task <IViewComponentResult> InvokeAsync(CategoryRequestViewModel category)
{
var response = await _postService.GetRecentPostsAsync(category);
if (response.IsSuccess)
{
return(View(response.Item.ToList()));
}
ViewBag.ComponentErrorMessage = response.Message;
return(View(new List <RecentPostViewModel>()));
}
public async Task <IActionResult> GetPostsByCategory(string url, string code, int page = 1, [FromServices] IMemoryCache memoryCache = null)
{
var pageView = new PageViewModel(commonFactory.BlogConfig, commonFactory.HttpContextAccessor, commonFactory.AesEncryption);
if (string.IsNullOrEmpty(url) || string.IsNullOrEmpty(code))
{
return(View("NotFound", pageView));
}
if (page < 1)
{
page = 1;
}
var request = new CategoryRequestViewModel {
Url = url, Code = code
};
var category = memoryCache.GetOrCreate($"{StaticCacheKeys.CategoryName}-{code}", entry => repositoryFactory.Category.GetAsync(url, code).Result);
if (category != null)
{
pageView.Title = new CategoryTitleViewModel {
Name = category.DisplayName, Note = category.Note
};
ViewData["Title"] = category.DisplayName;
}
var result = await repositoryFactory.Post.GetPostsByCategoryAsync(request, CodeMazeConfiguration.PageSize, page);
if (!result.IsSuccess)
{
return(View("NotFound", pageView));
}
var postList = result.Item;
if (postList?.Count > 0)
{
var token = postList.Count == CodeMazeConfiguration.PageSize ? commonFactory.AesEncryption.Encrypt((page + 1).ToString()) : string.Empty;
int postCount = memoryCache.GetOrCreate($"{StaticCacheKeys.PostCount}-{code}", entry => repositoryFactory.Post.CountVisiblePosts(url, code));
var postsAsIPagedList = new StaticPagedList <PostListItem>(postList, page, CodeMazeConfiguration.PageSize, postCount);
pageView.Items = postsAsIPagedList;
pageView.Token = token;
}
return(View(pageView));
}
public Task <Response <List <RecentPostViewModel> > > GetRecentPostsAsync(CategoryRequestViewModel category, int top = 5)
{
return(TryExecuteAsync <List <RecentPostViewModel> >(async() =>
{
IQueryable <PostEntity> postQuery;
if (category is null)
{
postQuery = _postRepository.GetAsQueryable()
.Include(post => post.PostExtension)
.Where(post =>
post.IsPublished &&
post.PubDateUtc.HasValue &&
!post.IsDeleted
);
}
else
{
postQuery = _postRepository.GetAsQueryable()
.Include(post => post.PostExtension).Where(post =>
post.PostCategory.Any(cat =>
cat.Category.Url.Equals(category.Url) &&
cat.Category.Code.Equals(category.Code)
) &&
post.IsPublished &&
post.PubDateUtc.HasValue &&
!post.IsDeleted);
}
var posts = await postQuery.OrderByDescending(p => p.PostExtension.Views)
.Skip(0)
.Take(top)
.Select(post => _mapper.Map <RecentPostViewModel>(post))
.ToListAsync();
return new SuccessResponse <List <RecentPostViewModel> >(posts);
}));
}
public Task <Response <IReadOnlyList <PostListItem> > > GetPostsByCategoryAsync(CategoryRequestViewModel category, int pageSize = 20, int pageIndex = 1)
{
return(TryExecuteAsync <IReadOnlyList <PostListItem> >(async() =>
{
if (category is null)
{
throw new ArgumentNullException("Could not found category because url or code null");
}
var posts = await _postRepository.GetAsQueryable()
.Include(post => post.PostCategory).ThenInclude(category => category.Category)
.Include(post => post.PostTag).ThenInclude(tag => tag.Tag)
.Include(post => post.PostExtension)
.Where(p => p.PostCategory.Any(c => c.Category.Url.Equals(category.Url) &&
c.Category.Code.Equals(category.Code)) &&
p.IsPublished && !p.IsDeleted)
.OrderByDescending(post => post.CreateOnUtc)
.Skip((pageIndex - 1) * pageSize)
.Take(pageSize)
.Select(post => _mapper.Map <PostListItem>(post))
.ToListAsync();
return new SuccessResponse <IReadOnlyList <PostListItem> >(posts);
}));
}
