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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.
#ifndef ASH_QUICK_PAIR_SCANNING_SCANNER_BROKER_IMPL_H_
#define ASH_QUICK_PAIR_SCANNING_SCANNER_BROKER_IMPL_H_
#include <memory>
#include "ash/public/cpp/session/session_controller.h"
#include "ash/public/cpp/session/session_observer.h"
#include "ash/quick_pair/scanning/fast_pair/fast_pair_scanner.h"
#include "ash/quick_pair/scanning/fast_pair/fast_pair_scanner_impl.h"
#include "ash/quick_pair/scanning/scanner_broker.h"
#include "base/functional/callback_forward.h"
#include "base/memory/raw_ptr.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "base/sequence_checker.h"
namespace device {
class BluetoothAdapter;
} // namespace device
namespace ash {
namespace quick_pair {
class FastPairDiscoverableScanner;
class FastPairNotDiscoverableScanner;
class Device;
class QuickPairProcessManager;
class ScannerBrokerImpl : public ScannerBroker, public SessionObserver {
public:
explicit ScannerBrokerImpl(QuickPairProcessManager* process_manager);
ScannerBrokerImpl(const ScannerBrokerImpl&) = delete;
ScannerBrokerImpl& operator=(const ScannerBrokerImpl&) = delete;
~ScannerBrokerImpl() override;
// ScannerBroker:
void AddObserver(Observer* observer) override;
void RemoveObserver(Observer* observer) override;
void StartScanning(Protocol protocol) override;
void StopScanning(Protocol protocol) override;
void OnDevicePaired(scoped_refptr<Device> device) override;
private:
void OnGetAdapter(scoped_refptr<device::BluetoothAdapter> adapter);
void StartFastPairScanning();
void StopFastPairScanning();
void NotifyDeviceFound(scoped_refptr<Device> device);
void NotifyDeviceLost(scoped_refptr<Device> device);
// SessionObserver:
void OnLoginStatusChanged(LoginStatus login_status) override;
SEQUENCE_CHECKER(sequence_checker_);
raw_ptr<QuickPairProcessManager, DanglingUntriaged> process_manager_ =
nullptr;
std::vector<base::OnceClosure> start_scanning_on_adapter_callbacks_;
scoped_refptr<FastPairScanner> fast_pair_scanner_;
scoped_refptr<device::BluetoothAdapter> adapter_;
std::unique_ptr<FastPairDiscoverableScanner> fast_pair_discoverable_scanner_;
std::unique_ptr<FastPairNotDiscoverableScanner>
fast_pair_not_discoverable_scanner_;
base::ObserverList<Observer> observers_;
base::ScopedObservation<SessionController, SessionObserver>
shell_observation_{this};
base::WeakPtrFactory<ScannerBrokerImpl> weak_pointer_factory_{this};
};
} // namespace quick_pair
} // namespace ash
#endif // ASH_QUICK_PAIR_SCANNING_SCANNER_BROKER_IMPL_H_
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