BibTexHelper.h

//* This file is a part of PRISM: Plasma Reaction Input SysteM,
//* A library for parcing chemical reaction networks for plasma chemistry
//* https://github.com/NCSU-ComPS-Group/prism
//*
//* Licensed under MIT, please see LICENSE for details
//* https://opensource.org/license/mit
//*
//* Copyright 2024, North Carolina State University
//* ALL RIGHTS RESERVED
//*
#pragma once
#include <string>
#include <unordered_set>
#include <unordered_map>
 
namespace prism
{

class BibTexHelper
{
public:
  static BibTexHelper & instance();
  void clear();
  void checkCiteKey(const std::string & file, const std::string & citekey);
 
#ifdef TESTING
  void collectReferences(const std::string & bibfile);
#endif
 
private:
  friend class NetworkParser;
  BibTexHelper() {}

  BibTexHelper(const BibTexHelper &) = delete;
  BibTexHelper & operator=(const BibTexHelper &) = delete;

  static BibTexHelper * _instance;

  std::unordered_map<std::string, std::unordered_set<std::string>> _refs;
 
#ifndef TESTING
  void collectReferences(const std::string & bibfile);
#endif
};
}