electrolyte.h

#pragma once

#include <optional>
#include <vector>
#include <nlohmann/json.hpp>

namespace Faunus {

using json = nlohmann::json;

class Electrolyte
{
  private:
    double ionic_strength;
    double molarity;
    std::vector<int> valencies;

  public:
    Electrolyte(double molarity, const std::vector<int>& valencies);
    Electrolyte(double debye_length,
                double bjerrum_length); 
    [[nodiscard]] double ionicStrength() const; 
    [[nodiscard]] double
    debyeLength(double bjerrum_length) const; 
    [[nodiscard]] double getMolarity() const; 
    [[nodiscard]] const std::vector<int>&
    getValencies() const; 
};

void to_json(json& j, const Electrolyte& electrolyte);
std::optional<Electrolyte> makeElectrolyte(const json& j); 

} // namespace Faunus