#!/usr/bin/env node

const fs = require('fs');
const path = require('path');
const mysql = require('mysql2/promise');
require('dotenv').config({ path: path.join(__dirname, '../.env') });

const SmartPackageExcelImportService = require('../src/services/smartPackageExcelImportService');

const args = process.argv.slice(2);
const apply = args.includes('--apply');
const fileArg = args.find((arg) => !arg.startsWith('--'));

if (!fileArg) {
  console.error('Brug: node scripts/import-smart-packages-excel.js <fil.xlsx> [--apply]');
  process.exit(1);
}

const filePath = path.resolve(process.cwd(), fileArg);
if (!fs.existsSync(filePath)) {
  console.error(`Filen findes ikke: ${filePath}`);
  process.exit(1);
}

const pool = mysql.createPool({
  host: process.env.DB_HOST || '127.0.0.1',
  user: process.env.DB_USER,
  password: process.env.DB_PASSWORD,
  database: process.env.DB_NAME || 'tilbudgivern',
  connectionLimit: 2
});

const service = new SmartPackageExcelImportService({ pool });

(async () => {
  try {
    const result = apply ? await service.import(filePath) : service.preview(filePath);
    console.log(JSON.stringify({ mode: apply ? 'apply' : 'preview', ...result }, null, 2));
  } finally {
    await pool.end();
  }
})().catch((error) => {
  console.error(error.message);
  process.exit(1);
});