public static void Given(Guid eventSourceId, Event @event)
{
var givenEvents = GivenEvents(eventSourceId);
var expectedVersion = givenEvents.Count();
@event.Version = expectedVersion + 1;
var store = GetEventStore();
store.SaveEventsFromAggregate(eventSourceId, new[] {@event}, expectedVersion);
var events = GetEvents();
if (!events.ContainsKey(eventSourceId))
events[eventSourceId] = new List<Event>();
events[eventSourceId].Add(@event);
}
private void SaveEvents(Guid eventSourceId, Event[] events, int expectedVersion)
{
if (!events.Any())
return;
var eventDescriptors = new List<EventDescriptor>();
var i = expectedVersion;
foreach (var @event in events)
{
i++;
@event.Version = i;
eventDescriptors.Add(new EventDescriptor(eventSourceId, @event, i));
}
PersistEventDescriptors(eventDescriptors, eventSourceId, expectedVersion);
}
private void ApplyChange(Event @event, bool isNew)
{
this.AsDynamic().Apply(@event);
if (isNew) _changes.Add(@event);
}
protected void ApplyChange(Event @event)
{
ApplyChange(@event, true);
}
public EventDescriptor(Guid id, Event eventData, int version)
{
EventData = eventData;
Version = version;
Id = id;
}