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// Copyright 2019 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/global_media_controls/cast_media_notification_producer.h"
#include <algorithm>
#include <map>
#include "chrome/browser/feature_engagement/tracker_factory.h"
#include "chrome/browser/media/router/media_router_feature.h"
#include "chrome/browser/profiles/profile.h"
#include "components/feature_engagement/public/tracker.h"
#include "components/global_media_controls/public/media_item_manager.h"
#include "components/media_message_center/media_notification_util.h"
#include "components/media_router/browser/media_router.h"
#include "components/media_router/browser/media_router_factory.h"
#include "components/media_router/common/pref_names.h"
#include "components/media_router/common/providers/cast/cast_media_source.h"
#include "components/prefs/pref_service.h"
#include "media/base/media_switches.h"
namespace {
// Returns false if a notification item shouldn't be created for |route|. If a
// route should be hidden, it's impossible to create an item for this route
// until the next time |OnRoutesUpdated()| is called.
bool ShouldHideNotification(Profile* profile,
const media_router::MediaRoute& route) {
// TODO(crbug.com/40176012): Display multizone group route.
if (route.is_connecting()) {
return true;
}
// If the user changes the pref to show all Cast sessions, they won't be shown
// until `OnRoutesUpdated()` is called again.
if (!route.is_local() &&
!profile->GetPrefs()->GetBoolean(
media_router::prefs::
kMediaRouterShowCastSessionsStartedByOtherDevices)) {
return true;
}
std::unique_ptr<media_router::CastMediaSource> source =
media_router::CastMediaSource::FromMediaSource(route.media_source());
// Show local site-initiated Mirroring routes.
if (source && route.is_local() &&
media_router::IsSiteInitiatedMirroringSource(source->source_id())) {
return false;
}
// Hide a route if it contains a Streaming App, i.e. Tab/Desktop Mirroring
// and Remote Playback routes.
if (source && source->ContainsStreamingApp()) {
// Don't hide it in case of MirroringType::kOffscreenTab.
// This happens when 1UA mode is being used. It uses a URL for MediaSource
// and a streaming receiver app for CastMediaSource.
return !route.media_source().url().SchemeIsHTTPOrHTTPS();
}
// Skip the multizone member check if it's a DIAL route.
if (!route.media_source().IsCastPresentationUrl()) {
return false;
}
// If the session is multizone member, then it would appear as a duplicate of
// the multizone group's session, so it should instead be hidden.
return source && source->GetAppIds().size() == 1 &&
base::Contains(media_router::kMultizoneMemberAppIds,
source->GetAppIds()[0]);
}
} // namespace
CastMediaNotificationProducer::CastMediaNotificationProducer(
Profile* profile,
global_media_controls::MediaItemManager* item_manager)
: CastMediaNotificationProducer(
profile,
media_router::MediaRouterFactory::GetApiForBrowserContext(profile),
item_manager) {}
CastMediaNotificationProducer::CastMediaNotificationProducer(
Profile* profile,
media_router::MediaRouter* router,
global_media_controls::MediaItemManager* item_manager)
: media_router::MediaRoutesObserver(router),
profile_(profile),
router_(router),
item_manager_(item_manager),
item_ui_observer_set_(this) {}
CastMediaNotificationProducer::~CastMediaNotificationProducer() = default;
base::WeakPtr<media_message_center::MediaNotificationItem>
CastMediaNotificationProducer::GetMediaItem(const std::string& id) {
const auto item_it = items_.find(id);
if (item_it == items_.end()) {
return nullptr;
}
return item_it->second.GetWeakPtr();
}
std::set<std::string>
CastMediaNotificationProducer::GetActiveControllableItemIds() const {
std::set<std::string> ids;
for (const auto& item : items_) {
if (!item.second.is_active()) {
continue;
}
if (!profile_->GetPrefs()->GetBoolean(
media_router::prefs::
kMediaRouterShowCastSessionsStartedByOtherDevices) &&
!item.second.route_is_local()) {
continue;
}
ids.insert(item.first);
}
return ids;
}
bool CastMediaNotificationProducer::HasFrozenItems() {
return false;
}
void CastMediaNotificationProducer::OnItemShown(
const std::string& id,
global_media_controls::MediaItemUI* item_ui) {
if (item_ui) {
item_ui_observer_set_.Observe(id, item_ui);
}
}
void CastMediaNotificationProducer::OnDialogDisplayed() {
media_message_center::RecordConcurrentCastNotificationCount(
GetActiveItemCount());
}
bool CastMediaNotificationProducer::IsItemActivelyPlaying(
const std::string& id) {
// TODO: This is a stub, since we currently only care about
// MediaSessionNotificationProducer, but we probably should care about the
// other ones.
return false;
}
void CastMediaNotificationProducer::OnMediaItemUIDismissed(
const std::string& id) {
auto item = GetMediaItem(id);
if (item) {
item->Dismiss();
}
if (!HasActiveItems()) {
item_manager_->OnItemsChanged();
}
}
void CastMediaNotificationProducer::OnRoutesUpdated(
const std::vector<media_router::MediaRoute>& routes) {
const bool had_items = HasActiveItems();
std::erase_if(items_, [&routes](const auto& item) {
return !base::Contains(routes, item.first,
&media_router::MediaRoute::media_route_id);
});
for (const auto& route : routes) {
if (ShouldHideNotification(profile_, route)) {
continue;
}
auto item_it = std::ranges::find(items_, route.media_route_id(),
&Items::value_type::first);
if (item_it == items_.end()) {
mojo::Remote<media_router::mojom::MediaController> controller_remote;
mojo::PendingReceiver<media_router::mojom::MediaController>
controller_receiver = controller_remote.BindNewPipeAndPassReceiver();
auto it_pair = items_.emplace(
std::piecewise_construct,
std::forward_as_tuple(route.media_route_id()),
std::forward_as_tuple(route, item_manager_,
std::make_unique<CastMediaSessionController>(
std::move(controller_remote)),
profile_));
router_->GetMediaController(
route.media_route_id(), std::move(controller_receiver),
it_pair.first->second.GetObserverPendingRemote());
item_manager_->ShowItem(route.media_route_id());
} else {
item_it->second.OnRouteUpdated(route);
}
}
if (HasActiveItems() != had_items) {
item_manager_->OnItemsChanged();
}
}
size_t CastMediaNotificationProducer::GetActiveItemCount() const {
return GetActiveControllableItemIds().size();
}
bool CastMediaNotificationProducer::HasActiveItems() const {
return !GetActiveControllableItemIds().empty();
}
bool CastMediaNotificationProducer::HasLocalMediaRoute() const {
return std::ranges::any_of(items_, &CastMediaNotificationItem::route_is_local,
&Items::value_type::second);
}
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