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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SERVICES_DEVICE_WAKE_LOCK_WAKE_LOCK_PROVIDER_H_
#define SERVICES_DEVICE_WAKE_LOCK_WAKE_LOCK_PROVIDER_H_
#include <map>
#include <memory>
#include <string>
#include "base/task/sequenced_task_runner.h"
#include "base/task/single_thread_task_runner.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "mojo/public/cpp/bindings/receiver_set.h"
#include "services/device/public/mojom/wake_lock_context.mojom.h"
#include "services/device/public/mojom/wake_lock_provider.mojom.h"
#include "services/device/wake_lock/wake_lock.h"
#include "services/device/wake_lock/wake_lock_context.h"
#include "ui/gfx/native_widget_types.h"
namespace device {
// Serves requests for WakeLockContext connections.
class WakeLockProvider : public mojom::WakeLockProvider,
public device::WakeLock::Observer {
public:
WakeLockProvider(scoped_refptr<base::SingleThreadTaskRunner> file_task_runner,
const WakeLockContextCallback& native_view_getter);
WakeLockProvider(const WakeLockProvider&) = delete;
WakeLockProvider& operator=(const WakeLockProvider&) = delete;
~WakeLockProvider() override;
// Adds this receiver to |receiverss_|.
void AddBinding(mojo::PendingReceiver<mojom::WakeLockProvider> receiver);
// mojom::WakeLockProvider overrides.
void GetWakeLockContextForID(
int context_id,
mojo::PendingReceiver<mojom::WakeLockContext> receiver) override;
void GetWakeLockWithoutContext(
mojom::WakeLockType type,
mojom::WakeLockReason reason,
const std::string& description,
mojo::PendingReceiver<device::mojom::WakeLock> receiver) override;
void NotifyOnWakeLockDeactivation(
mojom::WakeLockType type,
mojo::PendingRemote<mojom::WakeLockObserver> pending_observer) override;
void GetActiveWakeLocksForTests(
mojom::WakeLockType type,
GetActiveWakeLocksForTestsCallback callback) override;
// device::WakeLock:Observer overrides.
void OnWakeLockActivated(mojom::WakeLockType type) override;
void OnWakeLockDeactivated(mojom::WakeLockType type) override;
void OnWakeLockChanged(mojom::WakeLockType old_type,
mojom::WakeLockType new_type) override;
void OnConnectionError(mojom::WakeLockType type,
WakeLock* wake_lock) override;
private:
struct WakeLockDataPerType;
// Returns |WakeLockDataPerType| associated with wake lock of type |type|.
WakeLockDataPerType& GetWakeLockDataPerType(mojom::WakeLockType type);
scoped_refptr<base::SingleThreadTaskRunner> file_task_runner_;
WakeLockContextCallback native_view_getter_;
mojo::ReceiverSet<mojom::WakeLockProvider> receivers_;
// Stores wake lock count and observers associated with each wake lock type.
std::map<mojom::WakeLockType, std::unique_ptr<WakeLockDataPerType>>
wake_lock_store_;
}; // namespace device
} // namespace device
#endif // SERVICES_DEVICE_WAKE_LOCK_WAKE_LOCK_PROVIDER_H_
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