// Copyright (c) 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.
#ifndef CHROME_BROWSER_EXTENSIONS_API_SIGNED_IN_DEVICES_ID_MAPPING_HELPER_H__
#define CHROME_BROWSER_EXTENSIONS_API_SIGNED_IN_DEVICES_ID_MAPPING_HELPER_H__
#include <string>
#include <vector>
#include "base/memory/scoped_ptr.h"
namespace base {
class DictionaryValue;
} // namespace base
namespace browser_sync {
class DeviceInfo;
} // namespace browser_sync
class Profile;
namespace extensions {
// In order to not expose unique GUIDs for devices to third pary apps,
// the unique GUIDs are mapped to local ids and local ids are exposed to apps.
// The functions in this file are helper routines to do the mapping.
// Gets public id from GUID, given a dictionary that has the mapping.
// If it cannot find the GUID the public id returned will be empty.
std::string GetPublicIdFromGUID(
const base::DictionaryValue& id_mapping,
const std::string& guid);
// Gets the GUID from public id given a dictionary that has the mapping.
// If it cannot find the public id, the GUID returned will be empty.
std::string GetGUIDFromPublicId(
const base::DictionaryValue& id_mapping,
const std::string& id);
// Creates public id for devices that don't have a public id. To create mappings
// from scratch an empty dictionary must be passed. The dictionary will be
// updated with the mappings. The |device_info| objects will also be updated
// with the public ids.
// The dictionary would have the public id as the key and the
// device guid as the value.
void CreateMappingForUnmappedDevices(
std::vector<browser_sync::DeviceInfo*>* device_info,
base::DictionaryValue* value);
// Gets the device info for a given client id. If the device is not found
// the returned pointer would be null.
scoped_ptr<browser_sync::DeviceInfo> GetDeviceInfoForClientId(
const std::string& client_id,
const std::string& extension_id,
Profile* profile);
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_API_SIGNED_IN_DEVICES_ID_MAPPING_HELPER_H__