#pragma once

#include "envoy/config/core/v3/base.pb.h"

#include "envoy/event/dispatcher.h"

#include "envoy/filesystem/watcher.h"

namespace Envoy {

namespace Config {

// Implement the common functionality of envoy::config::core::v3::WatchedDirectory.

class WatchedDirectory {

public:

  static absl::StatusOr<std::unique_ptr<WatchedDirectory>>

  create(const envoy::config::core::v3::WatchedDirectory& config, Event::Dispatcher& dispatcher);

  using Callback = std::function<absl::Status()>;

protected:

  WatchedDirectory(const envoy::config::core::v3::WatchedDirectory& config,

                   Event::Dispatcher& dispatcher, absl::Status& creation_status);

private:

  std::unique_ptr<Filesystem::Watcher> watcher_;

  Callback cb_;

};

using WatchedDirectoryPtr = std::unique_ptr<WatchedDirectory>;

} // namespace Config

} // namespace Envoy