const { Pool } = require('pg');

const pool = new Pool({
    user: 'enwelo_admin',
    host: '87.106.21.21',
    database: 'enwelo',
    password: 'WX1t1cgP1qK09',
    port: 5432,
    ssl: false
});

async function run() {
  try {
    await pool.query('ALTER TABLE geodaten."potentialflächen_wind" ADD COLUMN IF NOT EXISTS projekt_id VARCHAR(255);');
    console.log('Column projekt_id added successfully.');
    // Set for samern-ohne as default since they want to see it!
    // But wait, what if there's only one row?
    const res = await pool.query('SELECT id FROM geodaten."potentialflächen_wind"');
    console.log('Found rows:', res.rowCount);
    if (res.rowCount === 1) {
        await pool.query("UPDATE geodaten.\"potentialflächen_wind\" SET projekt_id = 'projekt_bw_samern-ohne'");
        console.log('Updated the single row to projekt_bw_samern-ohne');
    }
  } catch(e) {
    console.error('Fehler:', e);
  } finally {
    await pool.end();
  }
}
run();