app.js

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/users');
const inventoryRouter = require("./routes/inventory");

// Connect to database
require("dotenv").config();


const mongoose = require("mongoose");
mongoose.set("strictQuery", false);

const uri = process.env.MONGOSH_URI;

async function connect(){
  try{
    await mongoose.connect(uri, {useNewUrlParser: true, useUnifiedTopology: true,
    dbName: "tacos_and_flowers"});
    console.log("Connected to the database");

  } catch(err){
    console.error(err);
  }
}

connect();

var app = express();

// 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('/inventory', inventoryRouter);
app.use('/users', usersRouter);

// 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;