// 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.

#ifndef CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_MANAGER_H_
#define CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_MANAGER_H_

#include <string>

#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/policy/cloud_policy_manager.h"

class PrefService;
class Profile;

namespace policy {

class DeviceManagementService;
class UserCloudPolicyStore;

// UserCloudPolicyManager handles initialization of user policy for Chrome
// Profiles on the desktop platforms.
class UserCloudPolicyManager : public CloudPolicyManager {
 public:
  UserCloudPolicyManager(Profile* profile,
                         scoped_ptr<UserCloudPolicyStore> store);
  virtual ~UserCloudPolicyManager();

  // Initializes the cloud connection. |local_state| and
  // |device_management_service| must stay valid until this object is deleted or
  // DisconnectAndRemovePolicy() gets called. Virtual for mocking.
  virtual void Connect(PrefService* local_state,
                       scoped_ptr<CloudPolicyClient> client);

  // Shuts down the UserCloudPolicyManager (removes and stops refreshing the
  // cached cloud policy). This is typically called when a profile is being
  // disassociated from a given user (e.g. during signout). No policy will be
  // provided by this object until the next time Initialize() is invoked.
  void DisconnectAndRemovePolicy();

  // Returns true if the underlying CloudPolicyClient is already registered.
  // Virtual for mocking.
  virtual bool IsClientRegistered() const;

  // Register the CloudPolicyClient using the passed OAuth token. This contacts
  // the DMServer to mint a new DMToken.
  void RegisterClient(const std::string& access_token);

  // Creates a CloudPolicyClient for this client. Used in situations where
  // callers want to create a DMToken without actually initializing the
  // profile's policy infrastructure.
  static scoped_ptr<CloudPolicyClient> CreateCloudPolicyClient(
      DeviceManagementService* device_management_service);

 private:
  // The profile this instance belongs to.
  Profile* profile_;

  // Typed pointer to the store owned by UserCloudPolicyManager. Note that
  // CloudPolicyManager only keeps a plain CloudPolicyStore pointer.
  scoped_ptr<UserCloudPolicyStore> store_;

  DISALLOW_COPY_AND_ASSIGN(UserCloudPolicyManager);
};

}  // namespace policy

#endif  // CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_MANAGER_H_