Initial commit

scripts/test-connection.ts

@@ -0,0 +1,102 @@
+#!/usr/bin/env tsx
+/**
+ * Test Neon/Vercel Postgres Connection
+ *
+ * Usage:
+ *   npm install -g tsx
+ *   npx tsx scripts/test-connection.ts
+ *
+ * Environment Variables:
+ *   DATABASE_URL or POSTGRES_URL - Your Neon/Vercel Postgres connection string
+ */
+
+import { neon } from '@neondatabase/serverless';
+
+async function testConnection() {
+  const connectionString = process.env.DATABASE_URL || process.env.POSTGRES_URL;
+
+  if (!connectionString) {
+    console.error('❌ Error: DATABASE_URL or POSTGRES_URL environment variable not set');
+    console.log('\nSet your connection string:');
+    console.log('  export DATABASE_URL="postgresql://user:pass@ep-xyz-pooler.region.aws.neon.tech/db?sslmode=require"');
+    process.exit(1);
+  }
+
+  console.log('🔗 Testing Neon/Vercel Postgres connection...\n');
+
+  // Check if using pooled connection
+  if (connectionString.includes('-pooler.')) {
+    console.log('✅ Using pooled connection string (recommended for serverless)');
+  } else {
+    console.log('⚠️  Warning: Not using pooled connection string');
+    console.log('   For serverless, use pooled connection: ...@ep-xyz-pooler.region.aws.neon.tech/...');
+  }
+
+  // Check SSL mode
+  if (connectionString.includes('sslmode=require')) {
+    console.log('✅ SSL mode enabled (sslmode=require)');
+  } else {
+    console.log('⚠️  Warning: SSL mode not set. Add "?sslmode=require" to connection string');
+  }
+
+  console.log('');
+
+  try {
+    const sql = neon(connectionString);
+
+    // Test query
+    console.log('📊 Running test query: SELECT NOW()...');
+    const result = await sql`SELECT NOW() as current_time, version() as pg_version`;
+
+    console.log('✅ Connection successful!');
+    console.log('');
+    console.log('Database Info:');
+    console.log(`  Time: ${result[0].current_time}`);
+    console.log(`  Version: ${result[0].pg_version}`);
+
+    // Test table creation
+    console.log('');
+    console.log('🔧 Testing table operations...');
+
+    await sql`
+      CREATE TABLE IF NOT EXISTS connection_test (
+        id SERIAL PRIMARY KEY,
+        test_message TEXT,
+        created_at TIMESTAMP DEFAULT NOW()
+      )
+    `;
+    console.log('✅ CREATE TABLE successful');
+
+    const [insertResult] = await sql`
+      INSERT INTO connection_test (test_message)
+      VALUES ('Connection test successful')
+      RETURNING *
+    `;
+    console.log('✅ INSERT successful');
+    console.log(`  Inserted ID: ${insertResult.id}`);
+
+    const selectResult = await sql`SELECT * FROM connection_test ORDER BY created_at DESC LIMIT 1`;
+    console.log('✅ SELECT successful');
+    console.log(`  Latest message: ${selectResult[0].test_message}`);
+
+    await sql`DROP TABLE connection_test`;
+    console.log('✅ DROP TABLE successful');
+
+    console.log('');
+    console.log('🎉 All tests passed! Your Neon/Vercel Postgres connection is working correctly.');
+
+  } catch (error: any) {
+    console.error('❌ Connection failed:');
+    console.error(`  ${error.message}`);
+    console.error('');
+    console.error('Common fixes:');
+    console.error('  1. Verify connection string format');
+    console.error('  2. Ensure using pooled connection (-pooler. in hostname)');
+    console.error('  3. Add ?sslmode=require to connection string');
+    console.error('  4. Check Neon dashboard for compute status');
+    console.error('  5. Verify database exists and credentials are correct');
+    process.exit(1);
+  }
+}
+
+testConnection();