// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_UPDATE_CLIENT_CHROME_UPDATE_QUERY_PARAMS_DELEGATE_H_
#define CHROME_BROWSER_UPDATE_CLIENT_CHROME_UPDATE_QUERY_PARAMS_DELEGATE_H_

#include <string>

#include "components/update_client/update_query_params_delegate.h"

class ChromeUpdateQueryParamsDelegate
    : public update_client::UpdateQueryParamsDelegate {
 public:
  ChromeUpdateQueryParamsDelegate();

  ChromeUpdateQueryParamsDelegate(const ChromeUpdateQueryParamsDelegate&) =
      delete;
  ChromeUpdateQueryParamsDelegate& operator=(
      const ChromeUpdateQueryParamsDelegate&) = delete;

  ~ChromeUpdateQueryParamsDelegate() override;

  // Gets the LazyInstance for ChromeUpdateQueryParamsDelegate.
  static ChromeUpdateQueryParamsDelegate* GetInstance();

  // update_client::UpdateQueryParamsDelegate:
  std::string GetExtraParams() override;

  // Returns the language for the present locale. Possible return values are
  // standard tags for languages, such as "en", "en-US", "de", "fr", "af", etc.
  static const std::string& GetLang();
};

#endif  // CHROME_BROWSER_UPDATE_CLIENT_CHROME_UPDATE_QUERY_PARAMS_DELEGATE_H_