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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.
#include "chrome/browser/ui/ash/birch/birch_calendar_fetcher.h"
#include <string>
#include <vector>
#include "base/functional/bind.h"
#include "base/logging.h"
#include "base/task/task_traits.h"
#include "base/task/thread_pool.h"
#include "base/time/time.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/signin/identity_manager_factory.h"
#include "chrome/browser/ui/ash/birch/refresh_token_waiter.h"
#include "components/signin/public/base/consent_level.h"
#include "components/signin/public/identity_manager/account_info.h"
#include "components/signin/public/identity_manager/identity_manager.h"
#include "google_apis/calendar/calendar_api_requests.h"
#include "google_apis/common/auth_service.h"
#include "google_apis/common/request_sender.h"
#include "google_apis/gaia/gaia_constants.h"
namespace ash {
namespace {
constexpr net::NetworkTrafficAnnotationTag kTrafficAnnotation =
net::DefineNetworkTrafficAnnotation("birch_calendar_provider", R"(
semantics {
sender: "Post-login glanceables"
description:
"Fetch a Chrome OS user's Google Calendar event list in order to "
"display their events. Events appear in suggestion chip buttons "
"for activities the user might want to perform after login or "
"from overview mode (e.g. view an upcoming calendar event)."
trigger:
"User logs in to device or enters overview mode."
data:
"The request is authenticated with an OAuth2 access token "
"identifying the Google account."
destination: GOOGLE_OWNED_SERVICE
internal {
contacts {
email: "jamescook@google.com"
}
contacts {
email: "chromeos-launcher@google.com"
}
}
user_data {
type: ACCESS_TOKEN
}
last_reviewed: "2024-05-30"
}
policy {
cookies_allowed: NO
setting:
"This feature can be enabled/disabled by the user in the "
"suggestion chip button context menu."
chrome_policy {
CalendarIntegrationEnabled {
CalendarIntegrationEnabled: false
}
ContextualGoogleIntegrationsEnabled {
ContextualGoogleIntegrationsEnabled: false
}
}
})");
} // namespace
BirchCalendarFetcher::BirchCalendarFetcher(Profile* profile)
: profile_(profile),
refresh_token_waiter_(std::make_unique<RefreshTokenWaiter>(profile_)) {
std::vector<std::string> scopes;
scopes.push_back(GaiaConstants::kCalendarReadOnlyOAuth2Scope);
url_loader_factory_ = profile_->GetURLLoaderFactory();
auto* identity_manager = IdentityManagerFactory::GetForProfile(profile_);
sender_ = std::make_unique<google_apis::RequestSender>(
std::make_unique<google_apis::AuthService>(
identity_manager,
identity_manager->GetPrimaryAccountId(signin::ConsentLevel::kSignin),
url_loader_factory_, scopes),
url_loader_factory_,
base::ThreadPool::CreateSequencedTaskRunner(
{base::MayBlock(), base::TaskPriority::USER_VISIBLE,
base::TaskShutdownBehavior::CONTINUE_ON_SHUTDOWN})
.get(),
/*custom_user_agent=*/std::string(), kTrafficAnnotation);
}
BirchCalendarFetcher::~BirchCalendarFetcher() = default;
void BirchCalendarFetcher::Shutdown() {
sender_.reset();
refresh_token_waiter_.reset();
}
void BirchCalendarFetcher::GetCalendarEvents(
base::Time start_time,
base::Time end_time,
google_apis::calendar::CalendarEventListCallback callback) {
CHECK_LT(start_time, end_time);
if (!sender_ || !refresh_token_waiter_) {
// This class is in shutdown, don't fetch.
return;
}
start_time_ = start_time;
end_time_ = end_time;
callback_ = std::move(callback);
// Ensure refresh tokens are loaded before starting the request. Unretained is
// safe because of the shutdown check for `refresh_token_waiter_` above.
refresh_token_waiter_->Wait(base::BindOnce(
&BirchCalendarFetcher::StartRequest, base::Unretained(this)));
}
void BirchCalendarFetcher::StartRequest() {
sender_->StartRequestWithAuthRetry(
std::make_unique<google_apis::calendar::CalendarApiEventsRequest>(
sender_.get(), url_generator_, std::move(callback_), start_time_,
end_time_, /*include_attachments=*/true));
}
void BirchCalendarFetcher::SetSenderForTest(
std::unique_ptr<google_apis::RequestSender> sender) {
sender_ = std::move(sender);
}
void BirchCalendarFetcher::SetBaseUrlForTest(const std::string& base_url) {
url_generator_.SetBaseUrlForTesting(base_url); // IN-TEST
}
} // namespace ash
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