import { Pool } from 'pg';
import { config } from 'dotenv';
// Load environment variables
config();
let pool = null;
export function getPool(connectionString) {
    if (!pool) {
        pool = new Pool({
            connectionString: connectionString || process.env.DATABASE_URL,
        });
    }
    return pool;
}
export async function createDatabaseContext(connectionString) {
    return await getPool(connectionString).connect();
}
export async function closeDatabaseContext(client) {
    await client.release();
}
export async function closePool() {
    if (pool) {
        await pool.end();
        pool = null;
    }
}
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