#include <mix_cc/exception/exception.h>
#include <mix_cc/exception/get_nested_exception.h>
#include <iostream>
namespace mix_cc {
std::string get_nested_exception(const std::exception& e, int level) {
  std::string str;
  if (level == 0) {
    str.push_back('{');
  }
  std::string tmp = e.what();
  if (tmp.empty()) {
    str += "\"level_" + std::to_string(level) +
           "\":{\"null exception, fatal error\"},";
  } else if (tmp.front() == '\"') {
    str += "\"level_" + std::to_string(level) + "\":" + e.what() + ",";
  } else {
    str += "\"level_" + std::to_string(level) + "\":\"" + e.what() + "\",";
  }
  try {
    std::rethrow_if_nested(e);
  } catch (const std::exception& e) {
    str += get_nested_exception(e, level + 1);
  }
  if (level == 0) {
    str.pop_back();
    str.push_back('}');
  }
  return str;
}

json get_nested_exception_json(const std::exception& e, int level) {
  return json::parse(get_nested_exception(e, level));
}
}  // namespace mix_cc