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// Copyright 2013 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 "chrome/browser/sync_file_system/drive_backend/folder_creator.h"
#include "chrome/browser/drive/drive_api_util.h"
#include "chrome/browser/drive/drive_service_interface.h"
#include "chrome/browser/sync_file_system/drive_backend/drive_backend_util.h"
#include "chrome/browser/sync_file_system/drive_backend/metadata_database.h"
#include "google_apis/drive/drive_api_parser.h"
#include "google_apis/drive/gdata_wapi_parser.h"
namespace drive {
class DriveServiceInterface;
class DriveUploaderInterface;
}
namespace google_apis {
class ResourceEntry;
class ResourceList;
}
namespace sync_file_system {
namespace drive_backend {
FolderCreator::FolderCreator(drive::DriveServiceInterface* drive_service,
MetadataDatabase* metadata_database,
const std::string& parent_folder_id,
const std::string& title)
: drive_service_(drive_service),
metadata_database_(metadata_database),
parent_folder_id_(parent_folder_id),
title_(title),
weak_ptr_factory_(this) {
}
FolderCreator::~FolderCreator() {
}
void FolderCreator::Run(const FileIDCallback& callback) {
drive_service_->AddNewDirectory(
parent_folder_id_,
title_,
drive::DriveServiceInterface::AddNewDirectoryOptions(),
base::Bind(&FolderCreator::DidCreateFolder,
weak_ptr_factory_.GetWeakPtr(), callback));
}
void FolderCreator::DidCreateFolder(
const FileIDCallback& callback,
google_apis::GDataErrorCode error,
scoped_ptr<google_apis::FileResource> entry) {
SyncStatusCode status = GDataErrorCodeToSyncStatusCode(error);
if (status != SYNC_STATUS_OK) {
callback.Run(std::string(), status);
return;
}
drive_service_->SearchByTitle(
title_, parent_folder_id_,
base::Bind(&FolderCreator::DidListFolders,
weak_ptr_factory_.GetWeakPtr(), callback,
base::Passed(ScopedVector<google_apis::FileResource>())));
}
void FolderCreator::DidListFolders(
const FileIDCallback& callback,
ScopedVector<google_apis::FileResource> candidates,
google_apis::GDataErrorCode error,
scoped_ptr<google_apis::FileList> file_list) {
SyncStatusCode status = GDataErrorCodeToSyncStatusCode(error);
if (status != SYNC_STATUS_OK) {
callback.Run(std::string(), status);
return;
}
if (!file_list) {
NOTREACHED();
callback.Run(std::string(), SYNC_STATUS_FAILED);
return;
}
candidates.reserve(candidates.size() + file_list->items().size());
candidates.insert(candidates.end(),
file_list->items().begin(),
file_list->items().end());
file_list->mutable_items()->weak_clear();
if (!file_list->next_link().is_empty()) {
drive_service_->GetRemainingFileList(
file_list->next_link(),
base::Bind(&FolderCreator::DidListFolders,
weak_ptr_factory_.GetWeakPtr(), callback,
base::Passed(&candidates)));
return;
}
const google_apis::FileResource* oldest = nullptr;
for (size_t i = 0; i < candidates.size(); ++i) {
const google_apis::FileResource& entry = *candidates[i];
if (!entry.IsDirectory() || entry.labels().is_trashed())
continue;
if (!oldest || oldest->created_date() > entry.created_date())
oldest = &entry;
}
if (!oldest) {
callback.Run(std::string(), SYNC_FILE_ERROR_NOT_FOUND);
return;
}
std::string file_id = oldest->file_id();
status = metadata_database_->UpdateByFileResourceList(candidates.Pass());
if (status != SYNC_STATUS_OK) {
callback.Run(std::string(), status);
return;
}
DCHECK(!file_id.empty());
if (!metadata_database_->FindFileByFileID(file_id, nullptr)) {
callback.Run(std::string(), SYNC_FILE_ERROR_NOT_FOUND);
return;
}
callback.Run(file_id, status);
}
} // namespace drive_backend
} // namespace sync_file_system
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