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// Copyright 2019 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 THIRD_PARTY_BLINK_RENDERER_MODULES_NFC_NDEF_READER_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_NFC_NDEF_READER_H_
#include "mojo/public/cpp/bindings/remote.h"
#include "services/device/public/mojom/nfc.mojom-blink-forward.h"
#include "third_party/blink/public/mojom/permissions/permission.mojom-blink.h"
#include "third_party/blink/renderer/bindings/core/v8/active_script_wrappable.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/core/dom/events/event_target.h"
#include "third_party/blink/renderer/core/execution_context/context_lifecycle_observer.h"
#include "third_party/blink/renderer/modules/modules_export.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
namespace blink {
class ExecutionContext;
class NFCProxy;
class NDEFScanOptions;
class ScriptPromiseResolver;
class MODULES_EXPORT NDEFReader : public EventTargetWithInlineData,
public ActiveScriptWrappable<NDEFReader>,
public ContextLifecycleObserver {
USING_GARBAGE_COLLECTED_MIXIN(NDEFReader);
DEFINE_WRAPPERTYPEINFO();
public:
static NDEFReader* Create(ExecutionContext*);
NDEFReader(ExecutionContext*);
~NDEFReader() override;
// EventTarget overrides.
const AtomicString& InterfaceName() const override;
ExecutionContext* GetExecutionContext() const override;
// ActiveScriptWrappable overrides.
bool HasPendingActivity() const override;
DEFINE_ATTRIBUTE_EVENT_LISTENER(error, kError)
DEFINE_ATTRIBUTE_EVENT_LISTENER(reading, kReading)
ScriptPromise scan(ScriptState*, const NDEFScanOptions*, ExceptionState&);
void Trace(blink::Visitor*) override;
// Called by NFCProxy for dispatching events.
virtual void OnReading(const String& serial_number,
const device::mojom::blink::NDEFMessage&);
virtual void OnError(device::mojom::blink::NDEFErrorType);
// Called by NFCProxy for notification about connection error.
void OnMojoConnectionError();
private:
// ContextLifecycleObserver overrides.
void ContextDestroyed(ExecutionContext*) override;
void Abort(ScriptPromiseResolver*);
NFCProxy* GetNfcProxy() const;
// Permission handling
void OnRequestPermission(ScriptPromiseResolver* resolver,
const NDEFScanOptions* options,
mojom::blink::PermissionStatus status);
mojom::blink::PermissionService* GetPermissionService();
mojo::Remote<mojom::blink::PermissionService> permission_service_;
// |resolver_| is kept here to handle Mojo connection failures because in that
// case the callback passed to Watch() won't be called and
// mojo::WrapCallbackWithDefaultInvokeIfNotRun() is forbidden in Blink.
Member<ScriptPromiseResolver> resolver_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_NFC_NDEF_READER_H_
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