public void Handle(TagChangedEvent evnt)
{
var key = KeyUtils.GetStateKey(evnt.AggregateId);
var state = _db.GetObject <BlogState>(key);
if (state == null)
{
throw new Exception("Blog has to be started first.");
}
var tags = state
.Posts
.SelectMany(_ => _.Tags)
.Where(_ => _.TagUrl == evnt.Url)
.ToList();
foreach (var tag in tags)
{
tag.TagTitle = evnt.Title;
tag.TagUrl = evnt.Url;
}
_db.SetObject(key, state);
}
public void Apply(TagChangedEvent evnt)
{
var tag = _tags.FirstOrDefault(_ => string.Equals(_.Url, evnt.Url));
tag.Title = evnt.Title;
}
