#include "expresscpp/console.hpp"
#include "expresscpp/expresscpp.hpp"

using namespace expresscpp;

int main() {
  ExpressCpp app;

  auto ErrorMiddleware = [&](auto ec, auto /*req*/, auto res, auto /*next*/) {
    std::cerr GetParams();

    if ((params.find("userId") != params.end())) {
      auto id = params.at("userId");
      const int userId = std::stoi(id);

      // ops, possible the user does not exist -> exception
      auto user = users.at(userId);

      res->Json(fmt::format("{{\"name\":\"{}\", \"age\":{}}}", user.name, user.age));
    } else {
      res->SetStatus(404);
      res->Send(R"({"error":"user not found"})");
    }
  });

  constexpr uint16_t port = 8081;

  app.Listen(port,
             [=](auto ec) {
               if (ec) {
                 std::cerr