import { mkdirSync } from 'node:fs';
import { join, isAbsolute } from 'node:path';

const root = process.cwd();

function resolveDir(p, fallback) {
  const dir = p || fallback;
  return isAbsolute(dir) ? dir : join(root, dir);
}

export const config = {
  host: process.env.PG_HOST || '0.0.0.0',
  port: Number(process.env.PG_PORT || 3000),
  dataDir: resolveDir(process.env.PG_DATA_DIR, 'data'),
  // Auth: prefer a pre-hashed value; otherwise hash PG_PASSWORD at boot.
  // Defaults to "gunner" for local dev (a warning is logged).
  passwordHash: process.env.PG_PASSWORD_HASH || '',
  password: process.env.PG_PASSWORD || '',
  cookieSecret: process.env.PG_COOKIE_SECRET || '',
  sessionDays: Number(process.env.PG_SESSION_DAYS || 30),
};

mkdirSync(config.dataDir, { recursive: true });

export const dbPath = join(config.dataDir, 'premier-gunner.db');