//-------- comments -------//
#region comments
public PagedList <Comment> GetComments(int postId, CommentsResourceParameters resourceParameters)
{
if (resourceParameters is null)
{
throw new ArgumentNullException(nameof(resourceParameters));
}
var collection = _context.Comments
.Where(c => c.PostId == postId)
.OrderByDescending(c => c.TimeCreated);
return(PagedList <Comment> .Create(collection,
resourceParameters.PageNumber,
resourceParameters.PageSize));
}
public void TestInitialize()
{
_connection = new SqliteConnection("DataSource=:memory:");
_connection.Open();
var options = new DbContextOptionsBuilder <WeblogContext>()
.UseSqlite(_connection)
.Options;
_context = new WeblogContext(options);
_context.Database.EnsureCreated();
_repository = new WeblogDataRepository(_context);
_resourceParameters = new CommentsResourceParameters
{
PageNumber = 1,
PageSize = 10
};
_repository.AddUser(new User
{
FirstName = "fname",
LastName = "lname",
EmailAddress = "user@email",
Password = "******"
});
_repository.Save();
_repository.AddBlog(1, new Blog
{
Title = "blog-title",
Excerpt = "blog-excerpt"
});
_repository.Save();
_repository.AddPost(1, new Post
{
Title = "post-title",
Body = "post-body",
TimeCreated = DateTime.Now
});
_repository.Save();
}
public IActionResult GetComments(int userId, int blogId, int postId,
[FromQuery] CommentsResourceParameters commentsResourceParameters,
[FromHeader(Name = nameof(HeaderNames.Accept))] string mediaType)
{
if (!_weblogDataRepository.UserExists(userId) ||
!_weblogDataRepository.BlogExists(blogId) ||
!_weblogDataRepository.PostExists(postId))
{
return(NotFound());
}
var commentEntities = _weblogDataRepository.GetComments(postId, commentsResourceParameters);
var commentsToReturn = _mapper.Map <IEnumerable <CommentDto> >(commentEntities);
Response.Headers.Add(PaginationHeader <Comment> .Get(commentEntities));
var includeLinks = MediaTypes.IncludeLinks(mediaType);
if (!includeLinks)
{
return(Ok(commentsToReturn));
}
var commentsWithLinks = commentsToReturn.Select(comment =>
{
var links = CreateLinksForComment(userId, blogId, postId, comment.CommentId, comment.UserId);
return(new CommentDtoWithLinks(comment, links));
});
var collectionToReturn = new
{
comments = commentsWithLinks,
links = LinksForCollection.Create(
CreateCommentsResourceUri,
new int[] { userId, blogId, postId },
commentsResourceParameters,
commentEntities.HasPrevious,
commentEntities.HasNext)
};
return(Ok(collectionToReturn));
}
