first commit

backend/index.js

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+const express = require('express');
+const cors = require('cors');
+const { Sequelize, Model, DataTypes } = require('sequelize');
+const e = require('express');
+
+const app = express();
+const port = 3000;
+app.use(cors());
+app.use(express.json());
+
+const sequelize = new Sequelize({
+    dialect: 'sqlite',
+    storage: './autoszalon.db'
+});
+
+//Auto model
+
+class Auto extends Model { }
+Auto.init({
+    marka: { type: DataTypes.STRING, allowNull: false },
+    tipus: { type: DataTypes.STRING, allowNull: false },
+    evjarat: { type: DataTypes.INTEGER, allowNull: false },
+    szin: { type: DataTypes.STRING, allowNull: true },
+    ar: { type: DataTypes.INTEGER, allowNull: false },
+    uzemanyag: { type: DataTypes.STRING, allowNull: true }
+}, {
+    sequelize,
+    modelName: 'auto'
+});
+
+sequelize.sync().then(() => {
+    console.log('Adatbázis kapcsolódás sikeres');
+}).catch((err) => {
+    console.log('Adatbázis kapcsolódás sikertelen');
+});
+
+app.get('/', (req, res) => {
+    res.send('Autoszalon backend')
+})
+
+app.get('/api/autok', async (req, res) => {
+    const autos = await Auto.findAll();
+    res.json(autos);
+});
+
+app.post('/api/autok', async (req, res) => {
+    const auto = await Auto.create(req.body);
+    res.json(auto);
+});
+
+app.delete('/api/autok/:id', async (req, res) => {
+    const id = req.params.id;
+    const auto = await Auto.findByPk(id);
+    if (auto) {
+        await auto.destroy();
+        res.json({ message: 'Autó törölve!' + id + 'id' });
+    } else {
+        res.status(404).json({ message: 'Autó nincs az adatbázisban' + id + 'id' });
+    }
+});
+
+app.listen(port, () => {
+    console.log(`Autoszalon app listening on port ${port}`)
+})

backend/package.json

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+{
+  "name": "autoszalonbackend",
+  "version": "1.0.0",
+  "description": "backend api az autoszalon frontendhez",
+  "license": "ISC",
+  "author": "pp",
+  "type": "commonjs",
+  "main": "index.js",
+  "scripts": {
+    "start": "node index.js",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "dependencies": {
+    "cors": "^2.8.6",
+    "express": "^5.2.1",
+    "sequelize": "^6.37.7",
+    "sqlite3": "^5.1.7"
+  }
+}