const express = require('express');
const path = require('path');
const logger = require('morgan');
const cookieParser = require('cookie-parser');
const bodyParser = require('body-parser');
const compression = require('compression');

const routes = require('./routes/index');
const getSchedule = require('./routes/getSchedule');
const manifest = require('./routes/manifest');

const app = express();

app.use(compression());

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

app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());

app.use('/manifest.webmanifest', manifest);
app.use(express.static(path.join(__dirname, '../client/static')));

app.use('/', routes);
app.use('/get', getSchedule);

// catch 404 and forward to error handler
app.use((req, res, next) => {
  const err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
  app.use((err, req, res) => {
    res.status(err.status || 500);
    res.render('error', {
      message: err.message,
      error: err,
    });
  });
}

// production error handler
// no stacktraces leaked to user
app.use((err, req, res) => {
  res.status(err.status || 500);
  res.render('error', {
    message: err.message,
    error: {},
  });
});

module.exports = app;