private void OnAfterSaveChanges(List <AuditEntry> auditEntries)
{
if (auditEntries == null || auditEntries.Count == 0)
{
return;
}
foreach (var auditEntry in auditEntries)
{
foreach (var prop in auditEntry.TemporaryProperties)
{
if (prop.Metadata.IsPrimaryKey())
{
auditEntry.IdsAlterados[prop.Metadata.Name] = prop.CurrentValue;
}
else
{
auditEntry.ValoresNovos[prop.Metadata.Name] = prop.CurrentValue;
}
}
Auditoria.Add(auditEntry.ToAudit());
}
SaveChanges();
}
private List <AuditEntry> OnBeforeSaveChanges()
{
ChangeTracker.DetectChanges();
var auditEntries = new List <AuditEntry>();
foreach (var entry in ChangeTracker.Entries())
{
if (entry.Entity is Auditoria || entry.State == EntityState.Detached || entry.State == EntityState.Unchanged)
{
continue;
}
var auditEntry = new AuditEntry(entry)
{
Tabela = entry.Metadata.Relational().TableName.ToUpper(),
Usuario = _variables.UserName
};
auditEntries.Add(auditEntry);
foreach (var property in entry.Properties)
{
if (property.IsTemporary)
{
auditEntry.TemporaryProperties.Add(property);
continue;
}
string propertyName = property.Metadata.Name;
if (property.Metadata.IsPrimaryKey())
{
auditEntry.IdsAlterados[propertyName] = property.CurrentValue;
continue;
}
switch (entry.State)
{
case EntityState.Added:
auditEntry.ValoresNovos[propertyName] = property.CurrentValue;
break;
case EntityState.Deleted:
auditEntry.ValoresAntigos[propertyName] = property.OriginalValue;
break;
case EntityState.Modified:
if (property.IsModified)
{
if ((property.CurrentValue != null && property.OriginalValue != null) && (!property.CurrentValue.Equals(property.OriginalValue)))
{
auditEntry.ValoresAntigos[propertyName] = property.OriginalValue;
auditEntry.ValoresNovos[propertyName] = property.CurrentValue;
}
}
break;
}
}
}
// Save audit entities that have all the modifications
foreach (var auditEntry in auditEntries.Where(_ => !_.HasTemporaryProperties))
{
Auditoria.Add(auditEntry.ToAudit());
}
// keep a list of entries where the value of some properties are unknown at this step
return(auditEntries.Where(_ => _.HasTemporaryProperties).ToList());
}