public Task <IReadOnlyList <PostListItem> > GetPagedPostsAsync(int pageSize, int pageIndex, Guid?categoryId = null)
{
if (pageSize < 1)
{
throw new ArgumentOutOfRangeException(nameof(pageSize),
$"{nameof(pageSize)} can not be less than 1, current value: {pageSize}.");
}
if (pageIndex < 1)
{
throw new ArgumentOutOfRangeException(nameof(pageIndex),
$"{nameof(pageIndex)} can not be less than 1, current value: {pageIndex}.");
}
var spec = new PostPagingSpec(pageSize, pageIndex, categoryId);
return(_postRepository.SelectAsync(spec, p => new PostListItem
{
Title = p.Title,
Slug = p.Slug,
ContentAbstract = p.ContentAbstract,
PubDateUtc = p.PostPublish.PubDateUtc.GetValueOrDefault(),
Tags = p.PostTag.Select(pt => new Tag
{
NormalizedTagName = pt.Tag.NormalizedName,
TagName = pt.Tag.DisplayName
}).ToList()
}));
}
public Task <IReadOnlyList <PostDigest> > Handle(ListPostsQuery request, CancellationToken cancellationToken)
{
Helper.ValidatePagingParameters(request.PageSize, request.PageIndex);
var spec = new PostPagingSpec(request.PageSize, request.PageIndex, request.CatId);
return(_postRepo.SelectAsync(spec, PostDigest.EntitySelector));
}
