public async Task SaveChangesAsync(IIdentity user)
{
var contextInfo = GetContextInfo(user);
_dbcontext.ChangeTracker.DetectChanges();
var entries = _dbcontext.ChangeTracker.Entries().ToList();
foreach (var entityChange in _dbcontext.ChangeTracker.Entries())
{
var authResult = await AuthorizeEntityChangeAsync(user, entityChange);
if (!authResult.HasSucceed)
{
if (entityChange.State == EntityState.Modified)
{
await Listen.ModificationFailedAsync(CreateWithValues(entityChange.OriginalValues),
entityChange.Entity as T, GetContextInfo(user));
}
else if (entityChange.State == EntityState.Deleted)
{
await Listen.RemoveFailedAsync(CreateWithValues(entityChange.OriginalValues), contextInfo);
}
throw new AuthorizationFailedException(authResult);
}
}
// Added should be updated after saving changes for get the ID of the newly created entity
var added = entries.Where(a => a.State == EntityState.Added).Select(a => a.Entity).ToList();
var modified = entries.Where(a => a.State == EntityState.Modified).Select(SelectBoth).ToList();
var removed = entries.Where(a => a.State == EntityState.Deleted).Select(a => SelectOriginal(a)).ToList();
if (removed.Any())
{
if (GetLogicalDeleteProperty(_type) == null)
{
if (!IgnoreLogicalDeleteError &&
removed.Any(entry => GetLogicalDeleteProperty(entry.GetType()) != null))
{
throw new LogicalSecurityRiskException(
$"There are derived types in the deleted entries which have LogicalDeleteAttribute, but the base type does not use logical delete.");
}
}
else
{
var logicalRemoved = entries.Where(a => a.State == EntityState.Deleted).ToList();
logicalRemoved.ForEach(entry =>
{
entry.Reload();
entry.State = EntityState.Modified;
entry.Property(GetLogicalDeleteProperty(_type).Name).CurrentValue = true;
});
}
}
await _dbcontext.SaveChangesAsync();
await DistributeToListenersAsync(added, contextInfo, modified, removed);
}
public async Task ModificationFailed()
{
MockListener.Reset();
await Listen.ModificationFailedAsync(ent, ent, ctx);
Assert.IsFalse(MockListener.WasOnCreatedCalled);
Assert.IsFalse(MockListener.WasOnCreationValidationFailedCalled);
Assert.IsFalse(MockListener.WasOnModifiedCalled);
Assert.IsTrue(MockListener.WasOnModificationFailedCalled);
Assert.IsFalse(MockListener.WasOnDeletedCalled);
Assert.IsFalse(MockListener.WasOnDeletionFailedCalled);
}