const { ServiceRegister } = require("configuration");

module.exports = {
  devServer: (devServerConfig) => {
    devServerConfig.port = "auto";
    devServerConfig.onListening = function (devServer) {
      if (!devServer) {
        throw new Error("webpack-dev-server is not defined");
      }

      const port = devServer.listeningApp.address().port;
      const register = new ServiceRegister({
        etcd: { hosts: ["http://rpi:2379"] },
      });
      register.register("fennec", `http://localhost:${port}/`);
      console.log("Listening on port:", port);
    };

    return devServerConfig;
  },
};