// Copyright 2020 The Fuchsia 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 SRC_COBALT_BIN_APP_METRIC_EVENT_LOGGER_FACTORY_IMPL_H_
#define SRC_COBALT_BIN_APP_METRIC_EVENT_LOGGER_FACTORY_IMPL_H_

#include <fuchsia/metrics/cpp/fidl.h>
#include <stdlib.h>

#include "lib/fidl/cpp/binding_set.h"
#include "src/cobalt/bin/app/metric_event_logger_impl.h"
#include "src/lib/fxl/macros.h"
#include "third_party/cobalt/src/public/cobalt_service_interface.h"

namespace cobalt {

class MetricEventLoggerFactoryImpl : public fuchsia::metrics::MetricEventLoggerFactory {
 public:
  explicit MetricEventLoggerFactoryImpl(CobaltServiceInterface* cobalt_service);

  void ShutDown();

 private:
  void CreateMetricEventLogger(fuchsia::metrics::ProjectSpec project_spec,
                               fidl::InterfaceRequest<fuchsia::metrics::MetricEventLogger> request,
                               CreateMetricEventLoggerCallback callback) override;

  void CreateMetricEventLoggerWithExperiments(
      fuchsia::metrics::ProjectSpec project_spec, std::vector<uint32_t> experiment_ids,
      fidl::InterfaceRequest<fuchsia::metrics::MetricEventLogger> request,
      CreateMetricEventLoggerWithExperimentsCallback callback) override;

  fpromise::result<void, fuchsia::metrics::Error> DoCreateMetricEventLogger(
      fuchsia::metrics::ProjectSpec project_spec, std::vector<uint32_t> experiment_ids,
      fidl::InterfaceRequest<fuchsia::metrics::MetricEventLogger> request);

  fidl::BindingSet<fuchsia::metrics::MetricEventLogger,
                   std::unique_ptr<fuchsia::metrics::MetricEventLogger>>
      logger_bindings_;

  bool shut_down_ = false;
  CobaltServiceInterface* cobalt_service_;  // not owned

  FXL_DISALLOW_COPY_AND_ASSIGN(MetricEventLoggerFactoryImpl);
};

}  // namespace cobalt

#endif  // SRC_COBALT_BIN_APP_METRIC_EVENT_LOGGER_FACTORY_IMPL_H_