Initial commit

server/test_db.js

@@ -0,0 +1,42 @@
+require('dotenv').config();
+const { Client } = require('pg');
+
+const config = {
+    host: process.env.DB_HOST,
+    user: process.env.DB_USER,
+    password: process.env.DB_PASSWORD,
+    database: process.env.DB_NAME,
+    port: process.env.DB_PORT,
+};
+
+console.log('--- Database Connection Diagnostic ---');
+console.log(`Host: ${config.host}`);
+console.log(`User: ${config.user}`);
+console.log(`Database: ${config.database}`);
+console.log(`Port: ${config.port}`);
+console.log(`Password: ${config.password ? '**** (Set)' : '(Not Set!)'}`);
+console.log('--------------------------------------');
+
+const client = new Client(config);
+
+(async () => {
+    try {
+        await client.connect();
+        console.log('✅ Connection Successful!');
+        const res = await client.query('SELECT current_user, current_database()');
+        console.log('Connected as:', res.rows[0]);
+        await client.end();
+    } catch (err) {
+        console.error('❌ Connection Failed!');
+        console.error('Error Code:', err.code);
+        console.error('Message:', err.message);
+        if (err.code === '28P01') {
+            console.log('\nPossible causes for 28P01 (Auth Failed):');
+            console.log('1. Wrong password.');
+            console.log('2. Wrong username.');
+            console.log('3. User exists but has no password set in DB.');
+        }
+        await client.end();
+        process.exit(1);
+    }
+})();