server.js

const express = require("express");
const bodyParser = require("body-parser");
const cors = require("cors");
var bcrypt = require("bcryptjs");
const app = express();
var corsOptions = {
  origin: "http://localhost:8081"
};
app.use(cors(corsOptions));
// parse requests of content-type - application/json
app.use(bodyParser.json());
// parse requests of content-type - application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ extended: true }));
const db = require("./app/models");
const { user } = require("./app/models");
const Role = db.role;
const User = db.user;
db.sequelize.sync({force: true}).then(() => {
  console.log('Drop and Resync Db');
  initial();
});
function initial() {
  User.create({
    username: "admin",
    email :"admin@admin.com",
    password: bcrypt.hashSync('12345678', 8),
    role:"admin"
  });
  Role.create({
    id: 1,
    name: "user"
  }); 
  Role.create({
    id: 2,
    name: "admin"
  });
}

app.get("/", (req, res) => {
  res.json({ message: "Welcome to ahmetserefoglu application." });
});
require('./app/routes/auth.routes')(app);
require('./app/routes/user.routes')(app);

const PORT = process.env.PORT || 8080;
app.listen(PORT, () => {
  console.log(`Server is running on port ${PORT}.`);
});