import { Pool, PoolConfig } from "pg";
import { config } from "./config";

const poolConfig: PoolConfig = {
  host: config.db.host,
  port: config.db.port,
  database: config.db.database,
  user: config.db.user,
  password: config.db.password,
  max: 10,
  idleTimeoutMillis: 30_000,
  connectionTimeoutMillis: 5_000,
};

export const pool = new Pool(poolConfig);

pool.on("error", (err) => {
  console.error("[db] Unexpected pool error:", err.message);
});

export async function checkDbConnection(): Promise<boolean> {
  try {
    const client = await pool.connect();
    client.release();
    return true;
  } catch {
    return false;
  }
}