var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');

var indexRouter = require('./routes/index');
var usersRouter = require('./routes/sys/user');
const menuRouter = require('./routes/sys/menu');
const lowcodeRouter = require('./routes/sys/lowcode')

import { Request, Response } from 'express';
//导入cors跨域中间件
const cors = require("cors")

var app = express();

// 全局注册，加前缀
app.use(cors())

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'pug');

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('/', usersRouter);
app.use('/', menuRouter);
app.use('/', lowcodeRouter);

// catch 404 and forward to error handler
app.use(function (req: Request, res: Response, next: any) {
  next(createError(404));
});

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

module.exports = app;