public static Task Execute <T, TRepository>(this AggregateRootCommandExecutor <T, TRepository> executor, Envelope envelope, Func <IKey, T> handler)
where T : AggregateRoot
where TRepository : IRepository <T, IKey>
{
return(executor.Execute(() =>
{
IKey userKey;
if (!envelope.Metadata.TryGet("UserKey", out userKey))
{
if (envelope.Metadata.TryGet("UserId", out string userId))
{
userKey = StringKey.Create(userId, "User");
}
else
{
userKey = StringKey.Empty("User");
}
}
T model = handler(userKey);
foreach (IEvent item in model.Events)
{
if (item is UserEvent payload)
{
payload.UserKey = userKey;
}
}
return model;
}));
}
public static Task Execute <T, TRepository>(this AggregateRootCommandExecutor <T, TRepository> executor, Envelope envelope, Func <T> handler)
where T : AggregateRoot
where TRepository : IRepository <T, IKey>
{
return(Execute(executor, envelope, userKey => handler()));
}
public static Task Execute <T, TRepository>(this AggregateRootCommandExecutor <T, TRepository> executor, IKey aggregateKey, Envelope envelope, Action <T> handler)
where T : AggregateRoot
where TRepository : IRepository <T, IKey>
{
return(Execute(executor, aggregateKey, envelope, (model, userKey) => handler(model)));
}
