// Copyright 2015 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_PASSWORD_MANAGER_PASSWORD_STORE_PROXY_MAC_H_
#define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_PROXY_MAC_H_

#include <memory>

#include "base/macros.h"
#include "base/threading/thread.h"
#include "components/password_manager/core/browser/keychain_migration_status_mac.h"
#include "components/password_manager/core/browser/password_store_default.h"
#include "components/prefs/pref_member.h"

namespace password_manager {
class LoginDatabase;
}

// Password store for Mac. It creates a dedicated background thread
class PasswordStoreProxyMac : public password_manager::PasswordStoreDefault {
 public:
  PasswordStoreProxyMac(
      scoped_refptr<base::SingleThreadTaskRunner> main_thread_runner,
      std::unique_ptr<password_manager::LoginDatabase> login_db,
      PrefService* prefs);

  // PasswordStore:
  bool Init(const syncer::SyncableService::StartSyncFlare& flare,
            PrefService* prefs) override;
  void ShutdownOnUIThread() override;
  scoped_refptr<base::SingleThreadTaskRunner> GetBackgroundTaskRunner()
      override;

#if defined(UNIT_TEST)
  password_manager::LoginDatabase* login_metadata_db() { return login_db(); }
#endif

 private:
  ~PasswordStoreProxyMac() override;

  void InitOnBackgroundThread(password_manager::MigrationStatus status);

  // Writes status to the prefs.
  void UpdateStatusPref(password_manager::MigrationStatus status);

  // Thread that the synchronous methods are run on.
  std::unique_ptr<base::Thread> thread_;

  // Current migration status for the profile.
  IntegerPrefMember migration_status_;

  DISALLOW_COPY_AND_ASSIGN(PasswordStoreProxyMac);
};

#endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_PROXY_MAC_H_