Rephl3x
3015f48118
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51 lines
1.4 KiB
TypeScript
51 lines
1.4 KiB
TypeScript
/**
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* Database client and connection pool
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*/
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import { drizzle } from 'drizzle-orm/node-postgres';
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import { migrate } from 'drizzle-orm/node-postgres/migrator';
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import pg from 'pg';
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import * as schema from './schema.js';
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const { Pool } = pg;
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if (!process.env.DATABASE_URL) {
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throw new Error('DATABASE_URL environment variable is required');
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}
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const pool = new Pool({
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connectionString: process.env.DATABASE_URL,
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max: 20, // Maximum connections
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idleTimeoutMillis: 20000, // Close idle connections after 20s
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connectionTimeoutMillis: 10000, // Connection timeout (increased for complex queries)
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maxUses: 7500, // Max queries per connection before refresh (prevents memory leaks)
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allowExitOnIdle: false, // Keep pool alive during idle periods
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});
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// Log pool errors for debugging
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pool.on('error', (err) => {
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console.error('[DB Pool Error]', err.message);
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});
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export const db = drizzle(pool, { schema });
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export async function closeDatabase(): Promise<void> {
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await pool.end();
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}
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export async function checkDatabaseConnection(): Promise<boolean> {
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try {
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const client = await pool.connect();
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await client.query('SELECT 1');
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client.release();
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return true;
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} catch (error) {
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console.error('Database connection check failed:', error);
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return false;
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}
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}
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export async function runMigrations(migrationsFolder: string): Promise<void> {
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await migrate(db, { migrationsFolder });
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}
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