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// Copyright 2018 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/ash/android_sms/connection_manager.h"
#include <utility>
#include "chrome/browser/ash/android_sms/android_sms_urls.h"
#include "chrome/browser/ash/android_sms/connection_establisher.h"
#include "chrome/browser/profiles/profile.h"
#include "chromeos/ash/components/multidevice/logging/logging.h"
#include "components/session_manager/core/session_manager.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/service_worker_context.h"
#include "content/public/browser/storage_partition.h"
namespace ash {
namespace android_sms {
ConnectionManager::ServiceWorkerProvider::ServiceWorkerProvider() = default;
ConnectionManager::ServiceWorkerProvider::~ServiceWorkerProvider() = default;
content::ServiceWorkerContext* ConnectionManager::ServiceWorkerProvider::Get(
const GURL& url,
Profile* profile) {
return profile->GetDefaultStoragePartition()->GetServiceWorkerContext();
}
ConnectionManager::ConnectionManager(
std::unique_ptr<ConnectionEstablisher> connection_establisher,
Profile* profile,
AndroidSmsAppManager* android_sms_app_manager,
multidevice_setup::MultiDeviceSetupClient* multidevice_setup_client)
: ConnectionManager(std::move(connection_establisher),
profile,
android_sms_app_manager,
multidevice_setup_client,
std::make_unique<ServiceWorkerProvider>()) {}
ConnectionManager::ConnectionManager(
std::unique_ptr<ConnectionEstablisher> connection_establisher,
Profile* profile,
AndroidSmsAppManager* android_sms_app_manager,
multidevice_setup::MultiDeviceSetupClient* multidevice_setup_client,
std::unique_ptr<ServiceWorkerProvider> service_worker_provider)
: connection_establisher_(std::move(connection_establisher)),
profile_(profile),
android_sms_app_manager_(android_sms_app_manager),
multidevice_setup_client_(multidevice_setup_client),
service_worker_provider_(std::move(service_worker_provider)) {
android_sms_app_manager_->AddObserver(this);
multidevice_setup_client_->AddObserver(this);
UpdateConnectionStatus();
}
ConnectionManager::~ConnectionManager() {
android_sms_app_manager_->RemoveObserver(this);
multidevice_setup_client_->RemoveObserver(this);
if (GetCurrentServiceWorkerContext())
GetCurrentServiceWorkerContext()->RemoveObserver(this);
}
void ConnectionManager::StartConnection() {
if (!enabled_pwa_url_) {
return;
}
PA_LOG(INFO) << "ConnectionManager::StartConnection(): Establishing "
<< "connection to PWA at " << *enabled_pwa_url_ << ".";
connection_establisher_->EstablishConnection(
*enabled_pwa_url_,
ConnectionEstablisher::ConnectionMode::kStartConnection,
GetCurrentServiceWorkerContext());
}
void ConnectionManager::OnVersionActivated(int64_t version_id,
const GURL& scope) {
if (!enabled_pwa_url_ || !scope.EqualsIgnoringRef(*enabled_pwa_url_))
return;
prev_active_version_id_ = active_version_id_;
active_version_id_ = version_id;
connection_establisher_->EstablishConnection(
*enabled_pwa_url_,
ConnectionEstablisher::ConnectionMode::kResumeExistingConnection,
GetCurrentServiceWorkerContext());
}
void ConnectionManager::OnVersionRedundant(int64_t version_id,
const GURL& scope) {
if (!enabled_pwa_url_ || !scope.EqualsIgnoringRef(*enabled_pwa_url_))
return;
if (active_version_id_ != version_id)
return;
// If the active version is marked redundant then it cannot handle messages
// anymore, so stop tracking it.
prev_active_version_id_ = active_version_id_;
active_version_id_.reset();
}
void ConnectionManager::OnNoControllees(int64_t version_id, const GURL& scope) {
if (!enabled_pwa_url_ || !scope.EqualsIgnoringRef(*enabled_pwa_url_))
return;
// Set active_version_id_ in case we missed version activated.
// This is unlikely but protects against a case where a Android Messages for
// Web page may have opened before the ConnectionManager is created.
if (!active_version_id_ && prev_active_version_id_ != version_id)
active_version_id_ = version_id;
if (active_version_id_ != version_id)
return;
connection_establisher_->EstablishConnection(
*enabled_pwa_url_,
ConnectionEstablisher::ConnectionMode::kResumeExistingConnection,
GetCurrentServiceWorkerContext());
}
void ConnectionManager::OnInstalledAppUrlChanged() {
UpdateConnectionStatus();
}
void ConnectionManager::OnFeatureStatesChanged(
const multidevice_setup::MultiDeviceSetupClient::FeatureStatesMap&
feature_states_map) {
UpdateConnectionStatus();
}
void ConnectionManager::UpdateConnectionStatus() {
std::optional<GURL> updated_pwa_url =
ConnectionManager::GenerateEnabledPwaUrl();
if (enabled_pwa_url_ == updated_pwa_url)
return;
// If the URL was previously enabled, stop the ServiceWorker. This occurs when
// the feature was disabled and when migrating from the old URL to the new
// one.
if (enabled_pwa_url_) {
PA_LOG(INFO) << "ConnectionManager::UpdateConnectionStatus(): Stopping "
<< "connection to PWA at " << *enabled_pwa_url_ << ".";
connection_establisher_->TearDownConnection(
*enabled_pwa_url_, GetCurrentServiceWorkerContext());
GetCurrentServiceWorkerContext()->RemoveObserver(this);
active_version_id_.reset();
prev_active_version_id_.reset();
}
enabled_pwa_url_ = updated_pwa_url;
if (!enabled_pwa_url_)
return;
GetCurrentServiceWorkerContext()->AddObserver(this);
StartConnection();
}
std::optional<GURL> ConnectionManager::GenerateEnabledPwaUrl() {
const auto it = multidevice_setup_client_->GetFeatureStates().find(
multidevice_setup::mojom::Feature::kMessages);
// If the feature is not enabled, there is no enabled URL.
if (it->second != multidevice_setup::mojom::FeatureState::kEnabledByUser)
return std::nullopt;
// Return the installed app URL if the PWA is installed.
std::optional<GURL> installed_url =
android_sms_app_manager_->GetCurrentAppUrl();
if (installed_url)
return installed_url;
// Otherwise, return the default URL.
return GetAndroidMessagesURL();
}
content::ServiceWorkerContext*
ConnectionManager::GetCurrentServiceWorkerContext() {
if (!enabled_pwa_url_)
return nullptr;
return service_worker_provider_->Get(*enabled_pwa_url_, profile_);
}
void ConnectionManager::SetServiceWorkerProviderForTesting(
std::unique_ptr<ServiceWorkerProvider> service_worker_provider) {
service_worker_provider_ = std::move(service_worker_provider);
}
} // namespace android_sms
} // namespace ash
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