const encodeForm = data => {
      return Object.keys(data)
        .map(
          key => encodeURIComponent(key) + "=" + encodeURIComponent(data[key])
        )
        .join("&");
    };

    const creds = await btoa(
      `${process.env.DISCORD_CLIENT_ID}:${process.env.DISCORD_CLIENT_SECRET}`
    );

    const redirect = encodeURIComponent("http://localhost:8080/");

    const formData = {
      grant_type: "authorization_code",
      code: code,
      redirect_uri: redirect,
      scope: "identify"
    };

    axios.post(
      `https://discordapp.com/api/oauth2/token`,
      encodeForm(formData),
      {
        headers: {
          "Content-Type": "application/x-www-form-urlencoded",
          Authorization: `Basic ${creds}`
        }
      }
    );