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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_BLUETOOTH_BLUETOOTH_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_BLUETOOTH_BLUETOOTH_H_
#include "third_party/blink/public/mojom/bluetooth/web_bluetooth.mojom-blink-forward.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/core/page/page_visibility_observer.h"
#include "third_party/blink/renderer/modules/bluetooth/bluetooth_advertising_event.h"
#include "third_party/blink/renderer/modules/bluetooth/bluetooth_device.h"
#include "third_party/blink/renderer/platform/bindings/script_wrappable.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_hash_map.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_associated_receiver_set.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_remote.h"
#include "third_party/blink/renderer/platform/mojo/heap_mojo_wrapper_mode.h"
#include "third_party/blink/renderer/platform/supplementable.h"
namespace blink {
class BluetoothDevice;
class BluetoothLEScan;
class BluetoothLEScanOptions;
class ExceptionState;
class RequestDeviceOptions;
class Navigator;
class ScriptState;
class Bluetooth final : public EventTarget,
public Supplement<Navigator>,
public PageVisibilityObserver,
public mojom::blink::WebBluetoothAdvertisementClient {
DEFINE_WRAPPERTYPEINFO();
public:
static const char kSupplementName[];
// IDL exposed as navigator.bluetooth
static Bluetooth* bluetooth(Navigator&);
explicit Bluetooth(Navigator&);
~Bluetooth() override;
// IDL exposed bluetooth interface:
ScriptPromise<IDLBoolean> getAvailability(ScriptState*, ExceptionState&);
ScriptPromise<IDLSequence<BluetoothDevice>> getDevices(ScriptState*,
ExceptionState&);
ScriptPromise<BluetoothDevice> requestDevice(ScriptState*,
const RequestDeviceOptions*,
ExceptionState&);
ScriptPromise<BluetoothLEScan> requestLEScan(ScriptState*,
const BluetoothLEScanOptions*,
ExceptionState&);
bool IsServiceBound() const { return service_.is_bound(); }
mojom::blink::WebBluetoothService* Service() { return service_.get(); }
// WebBluetoothAdvertisementClient
void AdvertisingEvent(mojom::blink::WebBluetoothAdvertisingEventPtr) override;
// EventTarget
const AtomicString& InterfaceName() const override;
ExecutionContext* GetExecutionContext() const override;
// GC
void Trace(Visitor*) const override;
DEFINE_ATTRIBUTE_EVENT_LISTENER(advertisementreceived, kAdvertisementreceived)
// PageVisibilityObserver
void PageVisibilityChanged() override;
void CancelScan(mojo::ReceiverId);
bool IsScanActive(mojo::ReceiverId) const;
BluetoothAdvertisingEvent* CreateBluetoothAdvertisingEvent(
mojom::blink::WebBluetoothAdvertisingEventPtr advertising_event);
private:
BluetoothDevice* GetBluetoothDeviceRepresentingDevice(
mojom::blink::WebBluetoothDevicePtr,
ExecutionContext*);
void GetDevicesCallback(ScriptPromiseResolver<IDLSequence<BluetoothDevice>>*,
Vector<mojom::blink::WebBluetoothDevicePtr>);
void RequestDeviceCallback(ScriptPromiseResolver<BluetoothDevice>*,
mojom::blink::WebBluetoothResult,
mojom::blink::WebBluetoothDevicePtr);
void RequestScanningCallback(
ScriptPromiseResolver<BluetoothLEScan>*,
mojo::ReceiverId,
mojom::blink::WebBluetoothRequestLEScanOptionsPtr,
mojom::blink::WebBluetoothResult);
void EnsureServiceConnection(ExecutionContext*);
// Map of device ids to BluetoothDevice objects.
// Ensures only one BluetoothDevice instance represents each
// Bluetooth device inside a single global object.
HeapHashMap<String, Member<BluetoothDevice>> device_instance_map_;
HeapMojoAssociatedReceiverSet<mojom::blink::WebBluetoothAdvertisementClient,
Bluetooth>
client_receivers_;
// HeapMojoRemote objects are associated with a ContextLifecycleNotifier and
// cleaned up automatically when it is destroyed.
HeapMojoRemote<mojom::blink::WebBluetoothService> service_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_BLUETOOTH_BLUETOOTH_H_
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