import path from 'node:path';
import Database from 'better-sqlite3';
import { applyMigrations } from 'bchen-sqlite-migrate';

export const MIGRATIONS_DIR = path.resolve(import.meta.dirname, 'migrations');

export function applySchema(db: Database.Database): void {
  applyMigrations(db, MIGRATIONS_DIR, { genesisProbeTable: 'users' });
}

export function initDb(dbPath: string): Database.Database {
  const db = new Database(dbPath);
  db.pragma('journal_mode = WAL');
  db.pragma('foreign_keys = ON');

  const stampGenesis = process.env.DB_MIGRATIONS_STAMP_GENESIS === '1';
  const summary = applyMigrations(db, MIGRATIONS_DIR, {
    stampGenesis,
    genesisProbeTable: 'users',
    logger: (msg) => process.stdout.write(`${msg}\n`),
  });
  process.stdout.write(
    `migrations: ${summary.applied + summary.alreadyApplied} applied, ${summary.pending} pending\n`,
  );

  return db;
}