66 lines
1.9 KiB
JavaScript
66 lines
1.9 KiB
JavaScript
const express = require('express');
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const bodyParser = require('body-parser');
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const sqlite3 = require('sqlite3').verbose();
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const app = express();
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const port = 3000;
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// Ustawienia bodyParser do obsługi danych w formacie JSON
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app.use(bodyParser.json());
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app.use(bodyParser.urlencoded({ extended: true }));
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// Połączenie z bazą danych SQLite
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const db = new sqlite3.Database('tasks.db');
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// tworzenie tabeli tasks, jeśli jeszcze nie istnieje
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db.serialize(() => {
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db.run("CREATE TABLE IF NOT EXISTS tasks (id INTEGER PRIMARY KEY AUTOINCREMENT, task TEXT)");
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});
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// Obsługa CORS, czyli ograniczenie żądań stron internetowych z innej domeny
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app.use((req, res, next) => {
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res.header('Access-Control-Allow-Origin', '*');
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res.header('Access-Control-Allow-Headers', 'Origin, X-Requested-With, Content-Type, Accept');
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res.header('Access-Control-Allow-Methods', 'GET, POST, DELETE, OPTIONS');
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next();
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});
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// Dodawanie zadania
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app.post('/addTask', (req, res) => {
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const task = req.body.task;
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if (task) {
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db.run("INSERT INTO tasks (task) VALUES (?)", task, function(err) {
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if (err) {
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return res.status(500).json({ error: err.message });
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}
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res.json({ id: this.lastID, task: task });
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});
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} else {
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res.status(400).json({ error: "No task provided" });
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}
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});
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// Usuwanie zadania
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app.delete('/deleteTask/:id', (req, res) => {
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const id = req.params.id;
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db.run("DELETE FROM tasks WHERE id = ?", id, function(err) {
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if (err) {
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return res.status(500).json({ error: err.message });
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}
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res.json({ success: true });
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});
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});
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// Pobieranie wszystkich zadań
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app.get('/tasks', (req, res) => {
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db.all("SELECT * FROM tasks", [], (err, rows) => {
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if (err) {
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return res.status(500).json({ error: err.message });
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}
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res.json(rows);
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});
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});
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app.listen(port, () => {
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console.log(`Server running at http://localhost:${port}/`);
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});
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