#!/usr/bin/env node
/**
 * Create RDS database memind_user_model (if missing) and run UMS schema migrate.
 *
 * Env (pick one):
 *   UMS_DATABASE_URL=mysql://user:pass@host:3306/memind_user_model
 *   DATABASE_URL / MEINPUT_DATABASE_URL (derives sibling DB on same host)
 */
import { spawnSync } from 'node:child_process';
import mysql from 'mysql2/promise';
import path from 'node:path';
import { fileURLToPath } from 'node:url';

const root = path.join(path.dirname(fileURLToPath(import.meta.url)), '..');

function deriveUmsUrl() {
  if (process.env.UMS_DATABASE_URL) return process.env.UMS_DATABASE_URL;
  const base = process.env.DATABASE_URL ?? process.env.MEINPUT_DATABASE_URL ?? '';
  if (!base) return null;
  const u = new URL(base);
  u.pathname = '/memind_user_model';
  return u.toString();
}

function adminUrl(dbUrl) {
  const u = new URL(dbUrl);
  u.pathname = '/';
  return u.toString();
}

async function main() {
  const umsUrl = deriveUmsUrl();
  if (!umsUrl) {
    console.error('Set UMS_DATABASE_URL or DATABASE_URL');
    process.exit(1);
  }

  const admin = await mysql.createConnection({ uri: adminUrl(umsUrl) });
  try {
    await admin.query(
      'CREATE DATABASE IF NOT EXISTS memind_user_model CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci',
    );
    console.log('Database memind_user_model ready.');
  } finally {
    await admin.end();
  }

  const child = spawnSync('node', ['user-model-service/migrate.mjs'], {
    cwd: root,
    stdio: 'inherit',
    env: { ...process.env, UMS_DATABASE_URL: umsUrl },
  });
  process.exit(child.status ?? 1);
}

main().catch((err) => {
  console.error(err);
  process.exit(1);
});