app.js

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

var indexRouter = require('./routes/index');
var utilsRouter = require('./routes/utils');
var vaccinationRouter = require('./routes/vaccination');
var hospitalizationRouter = require('./routes/hospitalization');
var mortalityRateRouter = require('./routes/mortality-rate');
var communityTransmissionRouter = require('./routes/community-transmission');
var positivityWorldRouter = require('./routes/positivity-world');

// Swagger UI
const swaggerUi = require('swagger-ui-express');
const swaggerDocument = require('./swagger.json');

var app = express();
app.use(cors());

// Request body parser
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({extended: true}));

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

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('/api', utilsRouter);
app.use('/api/vaccination', vaccinationRouter);
app.use('/api/hospitalization', hospitalizationRouter);
app.use('/api/mortality-rate', mortalityRateRouter);
app.use('/api/community-transmission', communityTransmissionRouter);
app.use('/api/positivity-world', positivityWorldRouter);

// Swagger UI
app.use('/api-docs', swaggerUi.serve, swaggerUi.setup(swaggerDocument));

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

// error handler
app.use(function(err, req, res, next) {
  // 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;