#pragma once

#include <map>
#include <string>
#include <variant>
#include <vector>

namespace connector {

class Json {
 public:
  using Array = std::vector<Json>;
  using Object = std::map<std::string, Json>;

  Json();
  Json(std::nullptr_t);
  Json(bool value);
  Json(double value);
  Json(const char* value);
  Json(std::string value);
  Json(Array value);
  Json(Object value);

  static Json parse(const std::string& text);
  std::string dump(int indent = -1) const;

  bool is_null() const;
  bool is_bool() const;
  bool is_number() const;
  bool is_string() const;
  bool is_array() const;
  bool is_object() const;

  bool boolean(bool fallback = false) const;
  double number(double fallback = 0) const;
  const std::string& string() const;
  const Array& array() const;
  Array& array();
  const Object& object() const;
  Object& object();

  const Json* find(const std::string& key) const;
  Json* find(const std::string& key);
  Json& operator[](const std::string& key);

 private:
  using Value = std::variant<std::nullptr_t, bool, double, std::string, Array, Object>;
  Value value_;
};

}  // namespace connector