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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "sync/engine/store_timestamps_command.h"
#include "sync/internal_api/public/base/model_type.h"
#include "sync/sessions/status_controller.h"
#include "sync/sessions/sync_session.h"
#include "sync/syncable/directory.h"
namespace syncer {
StoreTimestampsCommand::StoreTimestampsCommand() {}
StoreTimestampsCommand::~StoreTimestampsCommand() {}
SyncerError StoreTimestampsCommand::ExecuteImpl(
sessions::SyncSession* session) {
syncable::Directory* dir = session->context()->directory();
const GetUpdatesResponse& updates =
session->status_controller().updates_response().get_updates();
sessions::StatusController* status = session->mutable_status_controller();
// Update the progress marker tokens from the server result. If a marker
// was omitted for any one type, that indicates no change from the previous
// state.
syncer::ModelTypeSet forward_progress_types;
for (int i = 0; i < updates.new_progress_marker_size(); ++i) {
syncer::ModelType model =
syncer::GetModelTypeFromSpecificsFieldNumber(
updates.new_progress_marker(i).data_type_id());
if (model == syncer::UNSPECIFIED || model == syncer::TOP_LEVEL_FOLDER) {
NOTREACHED() << "Unintelligible server response.";
continue;
}
forward_progress_types.Put(model);
dir->SetDownloadProgress(model, updates.new_progress_marker(i));
}
DCHECK(!forward_progress_types.Empty() ||
updates.changes_remaining() == 0);
if (VLOG_IS_ON(1)) {
DVLOG_IF(1, !forward_progress_types.Empty())
<< "Get Updates got new progress marker for types: "
<< syncer::ModelTypeSetToString(forward_progress_types)
<< " out of possible: "
<< syncer::ModelTypeSetToString(status->updates_request_types());
}
if (updates.has_changes_remaining()) {
int64 changes_left = updates.changes_remaining();
DVLOG(1) << "Changes remaining: " << changes_left;
status->set_num_server_changes_remaining(changes_left);
}
return SYNCER_OK;
}
} // namespace syncer
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