src/developer/feedback/feedback_agent/feedback_agent.h

// Copyright 2019 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_DEVELOPER_FEEDBACK_FEEDBACK_AGENT_FEEDBACK_AGENT_H_
#define SRC_DEVELOPER_FEEDBACK_FEEDBACK_AGENT_FEEDBACK_AGENT_H_

#include <fuchsia/feedback/cpp/fidl.h>
#include <lib/async/dispatcher.h>
#include <lib/fidl/cpp/binding_set.h>
#include <lib/sys/cpp/service_directory.h>

#include <cstdint>
#include <memory>

#include "src/developer/feedback/feedback_agent/data_provider.h"
#include "src/developer/feedback/feedback_agent/inspect_manager.h"
#include "src/lib/fxl/macros.h"

namespace feedback {

// Main class that can spawn the system log recorder, handles incoming DataProvider requests,
// manages the component's Inspect state, etc.
class FeedbackAgent {
 public:
  // Static factory method.
  //
  // Returns nullptr if the agent cannot be instantiated, e.g., because the underlying DataProvider
  // cannot be instantiated.
  static std::unique_ptr<FeedbackAgent> TryCreate(async_dispatcher_t* dispatcher,
                                                  std::shared_ptr<sys::ServiceDirectory> services,
                                                  inspect::Node* root_node);

  FeedbackAgent(async_dispatcher_t* dispatcher, inspect::Node* root_node,
                std::unique_ptr<DataProvider> data_provider);

  void SpawnSystemLogRecorder();
  void HandleDataProviderRequest(fidl::InterfaceRequest<fuchsia::feedback::DataProvider> request);

 private:
  async_dispatcher_t* dispatcher_;
  InspectManager inspect_manager_;

  std::unique_ptr<DataProvider> data_provider_;
  fidl::BindingSet<fuchsia::feedback::DataProvider> data_provider_connections_;
  uint64_t next_data_provider_connection_id_ = 1;

  FXL_DISALLOW_COPY_AND_ASSIGN(FeedbackAgent);
};

}  // namespace feedback

#endif  // SRC_DEVELOPER_FEEDBACK_FEEDBACK_AGENT_FEEDBACK_AGENT_H_