public async Task <Tag> Create(string name)
{
if (!ValidateTagName(name))
{
return(null);
}
var normalizedName = NormalizeTagName(name, _tagNormalization.Value);
if (_tagRepo.Any(t => t.NormalizedName == normalizedName))
{
return(Get(normalizedName));
}
var newTag = new TagEntity
{
DisplayName = name,
NormalizedName = normalizedName
};
var tag = await _tagRepo.AddAsync(newTag);
await _audit.AddAuditEntry(EventType.Content, AuditEventId.TagCreated,
$"Tag '{tag.NormalizedName}' created.");
return(new()
{
DisplayName = newTag.DisplayName,
NormalizedName = newTag.NormalizedName
});
}
public Task <IReadOnlyList <KeyValuePair <Tag, int> > > GetTagCountList()
{
return(_tagRepo.SelectAsync(t =>
new KeyValuePair <Tag, int>(new()
{
Id = t.Id,
DisplayName = t.DisplayName,
NormalizedName = t.NormalizedName
}, t.Posts.Count)));
}
public async Task <IReadOnlyList <KeyValuePair <Tag, int> > > GetHotTagsAsync(int top)
{
if (!_tagRepo.Any())
{
return(new List <KeyValuePair <Tag, int> >());
}
var spec = new TagSpec(top);
var tags = await _tagRepo.SelectAsync(spec, t =>
new KeyValuePair <Tag, int>(new()
{
Id = t.Id,
DisplayName = t.DisplayName,
NormalizedName = t.NormalizedName
}, t.Posts.Count));
return(tags);
}
