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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_HOST_SETUP_HOST_STARTER_OAUTH_HELPER_H_
#define REMOTING_HOST_SETUP_HOST_STARTER_OAUTH_HELPER_H_
#include <memory>
#include <string>
#include "base/functional/callback.h"
#include "base/memory/scoped_refptr.h"
#include "base/sequence_checker.h"
#include "google_apis/gaia/gaia_oauth_client.h"
#include "remoting/host/setup/host_starter.h"
namespace network {
class SharedURLLoaderFactory;
}
namespace remoting {
class HostStarterOAuthHelper : public gaia::GaiaOAuthClient::Delegate {
public:
using OnDoneCallback =
base::OnceCallback<void(const std::string& user_email,
const std::string& access_token,
const std::string& refresh_token,
const std::string& scopes)>;
using OnErrorCallback =
base::OnceCallback<void(const std::string& error_message,
HostStarter::Result result)>;
explicit HostStarterOAuthHelper(
scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory);
HostStarterOAuthHelper(const HostStarterOAuthHelper&) = delete;
HostStarterOAuthHelper& operator=(const HostStarterOAuthHelper&) = delete;
~HostStarterOAuthHelper() override;
// Fetches OAuth tokens using |authorization_code|. If |user_email| is
// provided, it will be compared against the email which generated the auth
// code to ensure they match.
void FetchTokens(const std::string& user_email,
const std::string& authorization_code,
gaia::OAuthClientInfo oauth_client_info,
OnDoneCallback done_callback,
OnErrorCallback error_callback);
// gaia::GaiaOAuthClient::Delegate
void OnGetTokensResponse(const std::string& refresh_token,
const std::string& access_token,
int expires_in_seconds) override;
void OnGetUserEmailResponse(const std::string& user_email) override;
void OnOAuthError() override;
void OnNetworkError(int response_code) override;
private:
std::string access_token_;
std::string refresh_token_;
std::string expected_user_email_;
OnDoneCallback done_callback_;
OnErrorCallback error_callback_;
gaia::OAuthClientInfo oauth_client_info_;
std::unique_ptr<gaia::GaiaOAuthClient> oauth_client_;
SEQUENCE_CHECKER(sequence_checker_);
};
} // namespace remoting
#endif // REMOTING_HOST_SETUP_HOST_STARTER_OAUTH_HELPER_H_
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