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// Copyright 2021 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/arc/nearby_share/arc_nearby_share_bridge.h"
#include <utility>
#include "ash/public/cpp/app_types_util.h"
#include "base/files/file_util.h"
#include "base/memory/singleton.h"
#include "base/task/thread_pool.h"
#include "chrome/browser/ash/arc/arc_util.h"
#include "chrome/browser/ash/arc/nearby_share/arc_nearby_share_uma.h"
#include "chrome/browser/ash/arc/nearby_share/nearby_share_session_impl.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/browser.h"
#include "chromeos/ash/experiences/arc/arc_browser_context_keyed_service_factory_base.h"
#include "chromeos/ash/experiences/arc/arc_util.h"
#include "chromeos/ash/experiences/arc/intent_helper/custom_tab.h"
#include "chromeos/ash/experiences/arc/mojom/nearby_share.mojom.h"
#include "chromeos/ash/experiences/arc/session/arc_bridge_service.h"
#include "content/public/browser/browser_thread.h"
// Enable VLOG level 1.
#undef ENABLED_VLOG_LEVEL
#define ENABLED_VLOG_LEVEL 1
namespace arc {
namespace {
// Singleton factory for ArcNearbyShareBridgeFactory.
class ArcNearbyShareBridgeFactory
: public internal::ArcBrowserContextKeyedServiceFactoryBase<
ArcNearbyShareBridge,
ArcNearbyShareBridgeFactory> {
public:
// Factory name used by ArcBrowserContextKeyedServiceFactoryBase.
static constexpr const char* kName = "ArcNearbyShareBridgeFactory";
static ArcNearbyShareBridgeFactory* GetInstance() {
return base::Singleton<ArcNearbyShareBridgeFactory>::get();
}
private:
friend base::DefaultSingletonTraits<ArcNearbyShareBridgeFactory>;
ArcNearbyShareBridgeFactory() = default;
~ArcNearbyShareBridgeFactory() override = default;
};
} // namespace
// static
ArcNearbyShareBridge* ArcNearbyShareBridge::GetForBrowserContext(
content::BrowserContext* browser_context) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
return ArcNearbyShareBridgeFactory::GetForBrowserContext(browser_context);
}
// static
ArcNearbyShareBridge* ArcNearbyShareBridge::GetForBrowserContextForTesting(
content::BrowserContext* browser_context) {
return ArcNearbyShareBridgeFactory::GetForBrowserContextForTesting(
browser_context);
}
ArcNearbyShareBridge::ArcNearbyShareBridge(
content::BrowserContext* browser_context,
ArcBridgeService* bridge_service)
: arc_bridge_service_(bridge_service),
profile_(Profile::FromBrowserContext(browser_context)) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
arc_bridge_service_->nearby_share()->SetHost(this);
// On startup, delete the ARC Nearby Share cache path.
DCHECK(profile_);
NearbyShareSessionImpl::DeleteShareCacheFilePaths(profile_);
}
ArcNearbyShareBridge::~ArcNearbyShareBridge() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
arc_bridge_service_->nearby_share()->SetHost(nullptr);
session_map_.clear();
}
void ArcNearbyShareBridge::OnNearbyShareSessionFinished(uint32_t task_id) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (!session_map_.erase(task_id)) {
VLOG(1) << "No share session found for " << task_id;
}
}
void ArcNearbyShareBridge::StartNearbyShare(
uint32_t task_id,
mojom::ShareIntentInfoPtr share_info,
mojo::PendingRemote<mojom::NearbyShareSessionInstance> session_instance,
StartNearbyShareCallback callback) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
VLOG(1) << "Creating Nearby Share session";
if (!session_instance) {
LOG(ERROR) << "instance is null. Unable to create NearbyShareSessionImpl";
UpdateNearbyShareArcBridgeFail(ArcBridgeFailResult::kInstanceIsNull);
std::move(callback).Run(mojo::NullRemote());
return;
}
if (session_map_.find(task_id) != session_map_.end()) {
LOG(ERROR) << "Unable to create NearbyShareSessionImpl since one already "
<< "exists for " << task_id;
UpdateNearbyShareArcBridgeFail(ArcBridgeFailResult::kAlreadyExists);
std::move(callback).Run(mojo::NullRemote());
return;
}
mojo::PendingRemote<mojom::NearbyShareSessionHost> remote;
// The NearbyShareSessionImpl instance will be deleted when the instance calls
// |SessionFinishedCallback|. This indicates the session is no longer needed.
session_map_.emplace(
task_id,
std::make_unique<NearbyShareSessionImpl>(
profile_, task_id, std::move(share_info), std::move(session_instance),
remote.InitWithNewPipeAndPassReceiver(),
base::BindOnce(&ArcNearbyShareBridge::OnNearbyShareSessionFinished,
weak_ptr_factory_.GetWeakPtr())));
std::move(callback).Run(std::move(remote));
}
// static
void ArcNearbyShareBridge::EnsureFactoryBuilt() {
ArcNearbyShareBridgeFactory::GetInstance();
}
} // namespace arc
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