Danial HB
93 lines
2.9 KiB
JavaScript
93 lines
2.9 KiB
JavaScript
// server.js
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const express = require('express');
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const mysql = require('mysql2');
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const cors = require('cors');
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const bodyParser = require('body-parser');
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require('dotenv').config();
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const app = express();
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app.use(cors());
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app.use(bodyParser.json());
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app.use(express.static(__dirname));
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// Create MySQL connection
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let db;
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function handleDisconnect() {
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const connectionString = process.env.DATABASE_URL || process.env.MYSQL_URL || process.env.MYSQL_PRIVATE_URL;
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db = connectionString
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? mysql.createConnection(connectionString)
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: mysql.createConnection({
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host: process.env.DB_HOST || 'localhost',
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user: process.env.DB_USER || 'root',
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password: process.env.DB_PASSWORD || '',
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database: process.env.DB_NAME || 'spbu_gis',
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port: process.env.DB_PORT || 3306
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});
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db.connect(err => {
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if (err) {
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console.error('Database connection failed: ' + err.stack);
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setTimeout(handleDisconnect, 2000);
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} else {
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console.log('Connected to MySQL database.');
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}
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});
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db.on('error', err => {
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console.error('Database error:', err);
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if (err.code === 'PROTOCOL_CONNECTION_LOST') {
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handleDisconnect();
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} else {
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throw err;
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}
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});
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}
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handleDisconnect();
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// GET route to fetch all SPBU locations
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app.get('/api/spbus', (req, res) => {
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db.query('SELECT * FROM locations', (err, results) => {
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if (err) throw err;
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res.json(results);
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});
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});
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// POST route to save a new SPBU location
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app.post('/api/spbus', (req, res) => {
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const { name, open_window, spbu_number, lat, lng } = req.body;
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const query = 'INSERT INTO locations (name, open_window, spbu_number, lat, lng) VALUES (?, ?, ?, ?, ?)';
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db.query(query, [name, open_window, spbu_number, lat, lng], (err, result) => {
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if (err) throw err;
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res.json({ message: 'SPBU saved successfully!', id: result.insertId });
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});
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});
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// PUT route to update an SPBU location
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app.put('/api/spbus/:id', (req, res) => {
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const { id } = req.params;
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const { name, open_window, spbu_number, lat, lng } = req.body;
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const query = 'UPDATE locations SET name = ?, open_window = ?, spbu_number = ?, lat = ?, lng = ? WHERE id = ?';
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db.query(query, [name, open_window, spbu_number, lat, lng, id], (err, result) => {
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if (err) throw err;
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res.json({ message: 'SPBU updated successfully!' });
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});
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});
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// DELETE route to delete an SPBU location
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app.delete('/api/spbus/:id', (req, res) => {
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const { id } = req.params;
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const query = 'DELETE FROM locations WHERE id = ?';
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db.query(query, [id], (err, result) => {
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if (err) throw err;
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res.json({ message: 'SPBU deleted successfully!' });
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});
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});
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// Start the server
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const PORT = process.env.PORT || 3000;
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app.listen(PORT, () => {
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console.log(`Server running on http://localhost:${PORT}`);
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}); |