public async Task <MetaTag[]> AddArticleMetaTags(Guid articleId, params MetaTagRequest[] metaTagRequests)
{
if (metaTagRequests == null || !metaTagRequests.Any())
{
throw new ArgumentNullException(nameof(metaTagRequests));
}
var existingArticle = GetExistingArticle(articleId);
if (existingArticle == null)
{
return(null);
}
var tagsToCreate = metaTagRequests
.Where(mtr => existingArticle.MetaTags.All(mt => mt.Name != mtr.Name))
.ToArray();
if (!tagsToCreate.Any())
{
return(null);
}
var newMetaTagsForArticle = tagsToCreate.Select(nt => new MetaTag
{
ArticleId = existingArticle.Id,
Article = existingArticle,
Name = nt.Name
}).ToArray();
await _context.Add(newMetaTagsForArticle);
await _context.SaveChanges();
return(newMetaTagsForArticle);
}
private async Task <Article> AttemptCreateNewBlogArticle(ArticleRequest request)
{
var blog = await GetBlogForEntry(request.BlogId);
if (blog == null ||
string.IsNullOrWhiteSpace(request.Author) ||
string.IsNullOrWhiteSpace(request.Title))
{
return(null);
}
var newBlogArticle = new Article()
{
BlogId = blog.Id,
Author = request.Author,
Title = request.Title,
Description = request.Description,
Created = _clock.Now
};
await _context.Add(newBlogArticle);
await _context.SaveChanges();
return(newBlogArticle);
}
private async Task <EntryContent> CreateNewEntryFor(Article article, ArticleEntry entry)
{
var entryContent = new EntryContent
{
ArticleId = article.Id,
Created = _clock.Now,
};
await _context.Add(entryContent);
await _context.SaveChanges();
return(entryContent);
}
private async Task <EntryMedia> CreateNewEntryMediaFor(EntryContent entryContent, ArticleEntryMediaRequest entryMediaRequest)
{
var entryMedia = new EntryMedia();
entryMedia.FileName = entryMediaRequest.FileName;
entryMedia.ContentType = entryMediaRequest.ContentType;
entryMedia.BlobFileName = Guid.NewGuid();
entryMedia.EntryContentId = entryContent.Id;
entryMedia.MD5Base64Hash = entryMediaRequest.MD5Base64Hash;
entryMedia.Created = _clock.Now;
await _context.Add(entryMedia);
await _context.SaveChanges();
return(entryMedia);
}