app.ts

import createError from "http-errors";
import express from "express";
import path from "path";
import cookieParser from "cookie-parser";
import logger from "morgan";
import { ErrorHandle } from "./services/errorHandle/errorHandle";
import indexRouter from "./routes/index";
import userRouter from "./routes/user";
import postRouter from "./routes/post";
import followRouter from "./routes/follow";
import commentRouter from "./routes/comment";
import likeRouter from "./routes/like";
import uploadRouter from "./routes/upload";
// const cors = require('cors');
import cors from "cors"

const app = express();

// 程式出現重大錯誤時
process.on("uncaughtException", (err) => {
  // 記錄錯誤下來，等到服務都處理完後，停掉該 process
  console.error("Uncaught Exception！");
  console.error(err);
  process.exit(1);
});

import "./connections";
// import { errorHandle} from "./services/errorHandle"
// view engine setup
app.set("views", path.join(__dirname, "views"));
app.set("view engine", "ejs");

app.use(cors());
app.use(logger("dev"));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, "public")));

app.use("/", indexRouter);
app.use("/user", userRouter);
app.use("/post", postRouter);
app.use("/follow", followRouter);
app.use("/comment", commentRouter);
app.use("/like", likeRouter);
app.use("/upload", uploadRouter);

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  res.status(404).json({ status: 'error', message: '無此路由' })
  // next(createError(404));
});

app.use(function (
  err: any,
  req: express.Request,
  res: express.Response,
  next: express.NextFunction
) {
  err.statusCode = err.statusCode || 500;
  if (process.env.NODE_ENV === "dev") {
    return ErrorHandle.resErrorDev(err, res);
  }

  //production
  if (err.name === "ValidationError") {
    err.name = "資料欄位未填寫正確，請重新輸入";
    err.isOperational = true;
    return ErrorHandle.resErrorProd(err, res);
  }
  ErrorHandle.resErrorProd(err, res);
});

// error handler
app.use(function (
  err: any,
  req: express.Request,
  res: express.Response,
  next: express.NextFunction
) {
  // 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.render("error");
});

process.on("unhandledRejection", (error, promise) => {
  console.error("未捕捉到 rejection:", promise, "原因", error);
});
export default app;