public T Get <T>(Guid id) where T : SourcedAggregateRoot, new()
{
T aggregateRoot = new T();
Snapshot snapshot;
IEnumerable <Event> events;
using (EventDBEntities _dbContext = new EventDBEntities())
{
snapshot = _dbContext.Snapshot.OrderByDescending(t => t.Version).FirstOrDefault(t => t.AggregateRootId == id);
events = _dbContext.Event.Where(t => t.AggregateRootId == id);
if (snapshot != null)
{
aggregateRoot.BulidFromSnapshot(snapshot);
}
if (snapshot != null)
{
events = events.Where(t => t.Version > snapshot.Version);
}
aggregateRoot.BuildFromHistory(events.ToList());
}
return(aggregateRoot);
}
public void Commit()
{
using (EventDBEntities _dbContext = new EventDBEntities())
{
if (_saveSnapshot != null)
{
_dbContext.Snapshot.Add(_saveSnapshot as Snapshot);
}
if (_saveEvents.Count > 0)
{
foreach (var e in _saveEvents)
{
_dbContext.Event.Add(e as Event);
}
}
}
}
public void Commit()
{
try
{
using (EventDBEntities _dbContext = new EventDBEntities())
{
if (_saveSnapshot != null)
{
_dbContext.Snapshot.Add(_saveSnapshot as Snapshot);
}
if (_saveEvents.Count > 0)
{
foreach (var e in _saveEvents)
{
Event @event = new Event
{
AggregateRootId = e.AggregateRootId,
AggregateRootType = e.AggregateRootType,
Timestamp = e.Timestamp,
Version = e.Version,
EventType = e.EventType,
Data = e.Data,
Description = "",
UserName = HttpContext.Current.User.Identity.Name,
Synchronized = false
};
_dbContext.Event.Add(@event);
}
}
_dbContext.SaveChanges();
}
}
catch (Exception ex)
{
throw;
}
}