private void TryMakeSnapshot(IAggregateRoot <TAuthenticationToken> aggregate)
{
if (!SnapshotStrategy.ShouldMakeSnapShot(aggregate))
{
return;
}
dynamic snapshot = aggregate.AsDynamic().GetSnapshot().RealObject;
snapshot.Version = aggregate.Version + aggregate.GetUncommittedChanges().Count();
SnapshotStore.Save(snapshot);
}
/// <summary>
/// Calls <see cref="ISnapshotStrategy{TAuthenticationToken}.ShouldMakeSnapShot"/> on <see cref="SnapshotStrategy"/>
/// If the <see cref="IAggregateRoot{TAuthenticationToken}"/> is snapshot-able <see cref="SnapshotAggregateRoot{TAuthenticationToken,TSnapshot}.GetSnapshot"/> is called
/// The <see cref="Snapshot.Version"/> is calculated, finally <see cref="ISnapshotStore.Save"/> is called on <see cref="SnapshotStore"/>.
/// </summary>
/// <param name="aggregate">The <see cref="IAggregateRoot{TAuthenticationToken}"/> to try and snapshot.</param>
/// <param name="uncommittedChanges">A collection of uncommited changes to assess. If null the aggregate will be asked to provide them.</param>
protected virtual void TryMakeSnapshot(IAggregateRoot <TAuthenticationToken> aggregate, IEnumerable <IEvent <TAuthenticationToken> > uncommittedChanges)
{
if (!SnapshotStrategy.ShouldMakeSnapShot(aggregate, uncommittedChanges))
{
return;
}
dynamic snapshot = aggregate.AsDynamic().GetSnapshot().RealObject;
var rsnapshot = snapshot as Snapshot;
if (rsnapshot != null)
{
rsnapshot.Version = aggregate.Version;
SnapshotStore.Save(rsnapshot);
}
else
{
snapshot.Version = aggregate.Version;
SnapshotStore.Save(snapshot);
}
}
