persistent_storage.h

#ifndef PRODUCTION_SUSHID_SAFEPOWER_AGENT_PERSISTENT_STORAGE_H_
#define PRODUCTION_SUSHID_SAFEPOWER_AGENT_PERSISTENT_STORAGE_H_

#include "state_persistence.pb.h"
#include "absl/status/status.h"
#include "absl/status/statusor.h"
namespace safepower_agent {

// This class is responsible for reading and writing saved state from
// persistent storage. It should manage a single persistent instance of
// SavedActions consisting of all saved actions.
class PersistentStorageManager {
 public:
  virtual ~PersistentStorageManager() = default;

  // Writes a delta to the saved actions to persistent storage.
  virtual absl::Status WriteSavedActionsChange(
      const safepower_agent_persistence_proto::SavedActions& actions) = 0;

  // Reads all saved actions from persistent storage.
  virtual absl::StatusOr<safepower_agent_persistence_proto::SavedActions>
  ReadSavedActions() = 0;
};

}  // namespace safepower_agent

#endif  // PRODUCTION_SUSHID_SAFEPOWER_AGENT_PERSISTENT_STORAGE_H_