/**
 * bin/import-portfolio.js — Portfolio CSV Importer
 *
 * Reads a holdings export from Robinhood, Vanguard, or Fidelity
 * and merges the positions into portfolio.json.
 *
 * Broker is auto-detected from CSV headers.
 * Existing entries are updated in-place; new tickers are added.
 *
 * How to export:
 *   Robinhood  → Account → Statements & History → Export → Holdings
 *   Vanguard   → My Accounts → Holdings → Download (top-right icon)
 *   Fidelity   → Accounts & Trade → Portfolio → Positions → Download CSV
 *
 * Usage:
 *   npm run import-portfolio -- <file.csv>
 */

import { PortfolioImporter } from '../src/finance/PortfolioImporter.js';

const csvPath = process.argv[2];

if (!csvPath) {
  console.error('Usage: npm run import-portfolio -- <path-to-csv>\n');
  console.error('Examples:');
  console.error('  npm run import-portfolio -- ~/Downloads/robinhood_holdings.csv');
  console.error('  npm run import-portfolio -- ~/Downloads/vanguard_holdings.csv');
  process.exit(1);
}

try {
  new PortfolioImporter().import(csvPath);
} catch (err) {
  console.error(`\nImport failed: ${err.message}`);
  process.exit(1);
}