private async Task FillCache(IEnumerable <int> entities, string associationType)
{
var missing = entities.Except(_cache.Where(e => e.Value.Associations.ContainsKey(associationType))
.Select(e => e.Key))
.ToList();
if (missing.Count == 0)
{
return;
}
Calls++;
foreach (var association in await CaptureTime(() => _graph.GetAssociations(missing, associationType)))
{
_cache.Get(association.From).Associations.Get(associationType).Add(association);
}
}
protected override async Task <IReadOnlyCollection <IReadOnlyList <Association> > > GetItems(IEnumerable <int> ids)
{
var all = await _source.GetAssociations(ids, _type);
return(all.GroupBy(a => a.From).Select(a => a.ToList()).ToList());
}
