lang/include/doc_nodes.hpp

#pragma once

#include <optional>
#include <string>
#include <unordered_map>

namespace nodes {

class SymbolDocs {
public:
  SymbolDocs() {}

  SymbolDocs(std::string &&description)
      : description_(std::move(description)) {}

  SymbolDocs(const std::string &description) : description_(description) {}

  template <typename T>
  bool add_annotation_info(const std::string &annotation, T &&info) {
    if (annotations_info_.count(annotation) == 0) {
      annotations_info_[annotation] = std::forward<T>(info);
      return true;
    }
    return false;
  }

  std::optional<std::string *> get_description() {
    if (description_.has_value()) {
      return &description_.value();
    }
    return std::nullopt;
  }

  std::optional<const std::string *> get_description() const {
    if (description_.has_value()) {
      return &description_.value();
    }
    return std::nullopt;
  }

  std::optional<std::string *>
  get_annotation_info(const std::string &annotation) {
    auto info_iterator = annotations_info_.find(annotation);
    if (info_iterator != annotations_info_.end()) {
      return &info_iterator->second;
    }
    return std::nullopt;
  }

  std::optional<const std::string *>
  get_annotation_info(const std::string &annotation) const {
    auto info_iterator = annotations_info_.find(annotation);
    if (info_iterator != annotations_info_.end()) {
      return &info_iterator->second;
    }
    return std::nullopt;
  }

private:
  std::optional<std::string> description_;
  std::unordered_map<std::string, std::string> annotations_info_;
};

} // namespace nodes