// Copyright 2024 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_WEBUI_METRICS_STRUCTURED_METRICS_SERVICE_WRAPPER_H_
#define ASH_WEBUI_METRICS_STRUCTURED_METRICS_SERVICE_WRAPPER_H_
#include "chromeos/crosapi/mojom/structured_metrics_service.mojom.h"
#include "components/metrics/structured/event.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/receiver_set.h"
namespace ash {
// Implements the StructuredMetricsService mojo interface to record events.
// Wrapper to validate and record structured metrics received from WebUI. Lives
// on the UI thread.
class StructuredMetricsServiceWrapper final
: public ::crosapi::mojom::StructuredMetricsService {
public:
StructuredMetricsServiceWrapper();
StructuredMetricsServiceWrapper(const StructuredMetricsServiceWrapper&) =
delete;
~StructuredMetricsServiceWrapper() override;
void BindReceiver(
mojo::PendingReceiver<::crosapi::mojom::StructuredMetricsService>
receiver);
// Compute the Structured Event's uptime based on its timestamp and the
// system uptime and timestamp when the event is received by
// StructuredMetricsServiceWrapper.
// Static for unit testing.
static base::TimeDelta ComputeEventUptime(base::TimeDelta system_uptime,
base::TimeDelta system_timestamp,
base::TimeDelta event_timestamp);
// crosapi::mojom::StructuredMetricsService
void Record(std::vector<::metrics::structured::Event> events) override;
private:
mojo::ReceiverSet<::crosapi::mojom::StructuredMetricsService> receivers_;
};
} // namespace ash
#endif // ASH_WEBUI_METRICS_STRUCTURED_METRICS_SERVICE_WRAPPER_H_