#pragma once

#include <sys/resource.h>
#include <sys/types.h>
#include <unistd.h>

#include <chrono>
#include <string>
#include <vector>

#include "../bundle.hpp"
#include "../commands/command.hpp"
#include "../utils/chrono.hpp"

namespace bot {
  namespace mod {
    class Ping : public command::Command {
        std::string get_name() const override { return "ping"; }

        command::Response run(const InstanceBundle &bundle,
                              const command::Request &request) const override {
          auto now = std::chrono::steady_clock::now();
          auto duration = now - START_TIME;
          auto seconds =
              std::chrono::duration_cast<std::chrono::seconds>(duration);
          std::string uptime = utils::chrono::format_timestamp(seconds.count());

          struct rusage usage;
          getrusage(RUSAGE_SELF, &usage);

          int used_memory = usage.ru_maxrss / 1024;

          std::string cpp_info;

#ifdef __cplusplus
          cpp_info.append("C++" + std::to_string(__cplusplus).substr(2, 2));
#endif

#ifdef __VERSION__
          cpp_info.append(" (gcc " +
                          bot::utils::string::split_text(__VERSION__, ' ')[0] +
                          ")");
#endif

          if (!cpp_info.empty()) {
            cpp_info.append(" · ");
          }

          return command::Response(
              bundle.localization
                  .get_formatted_line(
                      request, loc::LineId::PingResponse,
                      {cpp_info, uptime, std::to_string(used_memory)})
                  .value());
        }
    };
  }
}