/// <summary>
/// Lança uma exception caso o resultado não seja satisfatório.
/// </summary>
/// <param name="result"></param>
public static void ThrowInvalid(this Business.SaveResult result)
{
if (result != null && !result)
{
throw new Business.SaveResultException(result);
}
}
/// <summary>
/// Executa o save dos itens informados.
/// </summary>
/// <param name="session"></param>
/// <param name="items">Referências dos métodos save que deverão ser acionados.</param>
/// <returns></returns>
public static Business.SaveResult Save(this Data.IPersistenceSession session, params Func <Data.IPersistenceSession, Business.SaveResult>[] items)
{
items.Require("items").NotNull();
Business.SaveResult result = null;
foreach (var i in items)
{
if (i != null && !(result = i(session)))
{
return(result);
}
}
return(new Business.SaveResult(true, null));
}
/// <summary>
/// Construtor padrão.
/// </summary>
/// <param name="result"></param>
public SaveResultException(SaveResult result) : base(result.Message)
{
}
/// <summary>
/// Construtor de deserialização.
/// </summary>
/// <param name="info"></param>
/// <param name="context"></param>
protected SaveResultException(System.Runtime.Serialization.SerializationInfo info, System.Runtime.Serialization.StreamingContext context) : base(info, context)
{
_saveResult = new SaveResult(false, MessageFormattable ?? Colosoft.MessageFormattable.Empty);
}
/// <summary>
/// Registra a entidade para ser apagada.
/// </summary>
/// <param name="session">Sessão onde a operação será realizada.</param>
public override DeleteResult Delete(Data.IPersistenceSession session)
{
var result = OnDeleting();
if (!result.Success)
{
return(result);
}
if (ExistsInStorage)
{
var actionId = session.Delete(DataModel, DeleteActionCallback);
var beforeSession = session.CreateBeforeSessionForAction(actionId);
var afterSession = session.CreateAfterSessionForAction(actionId);
Domain.DomainEvents.Instance.GetEvent <EntityDeletingWithPersistenceSessionEvent>().Publish(new EntityDeletingWithPersistenceSessionEventArgs(this, session, beforeSession, afterSession));
var beforeLinksAccessors = Loader.GetLinksAccessors(EntityChildSavePriority.BeforeEntity);
var linksAccessors = Loader.GetLinksAccessors(EntityChildSavePriority.AfterEntity);
foreach (var i in beforeLinksAccessors)
{
var entity = i.Get(this);
if (entity != null)
{
SaveResult saveResult = null;
if (entity is ISaveOperationsContainer)
{
var container = (ISaveOperationsContainer)entity;
saveResult = container.ProcessUpdateOperations(beforeSession);
if (saveResult.Success)
{
saveResult = container.ProcessInsertOperations(beforeSession);
}
}
else
{
saveResult = entity.Save(beforeSession);
}
if (!saveResult.Success)
{
return(new DeleteResult(false, saveResult.Message));
}
if (entity is IEntitySavePersistenceSessionObserver)
{
((IEntitySavePersistenceSessionObserver)entity).Register(beforeSession);
}
}
}
foreach (var i in Loader.GetChildrenAccessors().Reverse())
{
var entityRemoved = GetSingleChildRemoved(i.Name);
if (entityRemoved != null)
{
var deleteResult = entityRemoved.Delete(beforeSession);
if (!deleteResult.Success)
{
return(deleteResult);
}
}
var child = i.Get(this);
if (child != null)
{
result = child.Delete(beforeSession);
if (!result.Success)
{
return(result);
}
}
}
var references = Loader.GetReferences().Where(f => this.IsReferenceInitialized(f.Name));
foreach (var item in new Tuple <Data.IPersistenceSession, EntityChildSavePriority>[] {
new Tuple <Data.IPersistenceSession, EntityChildSavePriority>(beforeSession, EntityChildSavePriority.BeforeEntity)
})
{
foreach (var i in references.Where(f => f.SavePriority == item.Item2))
{
var entity = i.ParentValueGetter(this);
Colosoft.Business.SaveResult saveResult = null;
if (entity != null && entity.IsChanged)
{
if (entity is ISaveOperationsContainer)
{
var container = (ISaveOperationsContainer)entity;
saveResult = container.ProcessUpdateOperations(item.Item1);
if (result.Success)
{
saveResult = container.ProcessInsertOperations(item.Item1);
}
}
else
{
saveResult = entity.Save(item.Item1);
}
if (!result.Success)
{
return(new DeleteResult(false, saveResult.Message));
}
if (entity is IEntitySavePersistenceSessionObserver)
{
((IEntitySavePersistenceSessionObserver)entity).Register(afterSession);
}
}
}
}
foreach (var i in linksAccessors)
{
var entity = i.Get(this);
if (entity != null)
{
SaveResult saveResult = null;
if (entity is ISaveOperationsContainer)
{
var container = (ISaveOperationsContainer)entity;
saveResult = container.ProcessUpdateOperations(afterSession);
if (result.Success)
{
saveResult = container.ProcessInsertOperations(afterSession);
}
}
else
{
saveResult = entity.Save(afterSession);
}
if (!saveResult.Success)
{
return(new DeleteResult(false, saveResult.Message));
}
if (entity is IEntitySavePersistenceSessionObserver)
{
((IEntitySavePersistenceSessionObserver)entity).Register(afterSession);
}
}
}
}
return(result);
}
