import express from "express";
import router from "./routes/index.js";
import {logMiddleWare} from './utils/log'
const PORT = 3000;
export const createServer = () => {
  const webApp = express();
  //webApp.use(logger("./logs"));
  webApp.use( logMiddleWare());
  webApp.use(express.json());
  webApp.use(express.urlencoded({ extended: false }));
  webApp.use("/", router);


  // catch 404
  webApp.use((req, res) => {
    res.status(404).send("Sorry! 404 Error.");
  });

  // error handler, 4个参数
  webApp.use((err, req, res) => {
    // set locals, only providing error in development
    res.locals.message = err.message;
    res.locals.error = req.app.get("env") === "development" ? err : {};

    // render the error page
    res.status(err.status || 500);
    res.json({
      message: err.message,
      error: err
    });
  });

  webApp.set("port", PORT);

  webApp.listen(PORT, () => console.log(`App listening on port ${PORT}`));
};
