app.js 912 B

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  1. var createError = require('http-errors')
  2. var express = require('express')
  3. var path = require('path')
  4. const cors = require('cors')
  5. var indexRouter = require('./routes/index')
  6. var app = express();
  7. const corsOptions = {
  8. origin: true,
  9. credentials: true,
  10. methods: ['GET','POST','OPTIONS','PATCH','PUT','DELETE']
  11. }
  12. app.use(cors(corsOptions))
  13. app.use(express.json())
  14. // app.use(express.urlencoded({ extended: false }))
  15. app.use(express.static(path.join(__dirname, 'public')))
  16. app.use('/', indexRouter)
  17. // catch 404 and forward to error handler
  18. app.use(function(req, res, next) {
  19. next(createError(404))
  20. })
  21. // error handler
  22. app.use(function(err, req, res, next) {
  23. // set locals, only providing error in development
  24. res.locals.message = err.message
  25. res.locals.error = req.app.get('env') === 'development' ? err : {}
  26. // render the error page
  27. res.status(err.status || 500)
  28. })
  29. module.exports = app