NutriBrand — Monitor de Competencia

// monitor_competidores.js — NutriBrand
// Scraping semanal de precios de competidores
import puppeteer from 'puppeteer-extra'
import StealthPlugin from 'puppeteer-extra-plugin-stealth'
import fs from 'fs/promises'

puppeteer.use(StealthPlugin())

const TARGETS = [
  { name: 'EtiquetoFacil', url: 'https://etiquetoFacil.com/pricing',
    selector: '.pricing-card' },
  { name: 'NutriCalc', url: 'https://nutriCalc.es/planes',
    selector: '.plan-item' },
  { name: 'LabelMaster', url: 'https://labelMaster.io/pricing',
    selector: '.tier-card' },
]

async function scrapeSite(page, target) {
  await page.setRequestInterception(true)
  page.on('request', req => {
    const blocked = ['image', 'font', 'stylesheet']
    blocked.includes(req.resourceType())
      ? req.abort() : req.continue()
  })

  await page.goto(target.url, {
    waitUntil: 'networkidle2', timeout: 30000
  })

  return page.evaluate((sel) => {
    return [...document.querySelectorAll(sel)].map(card => ({
      plan: card.querySelector('h3')?.textContent?.trim(),
      price: card.querySelector('.price')?.textContent?.trim(),
      features: [...card.querySelectorAll('.feature')]
        .map(f => f.textContent?.trim()),
    }))
  }, target.selector)
}

async function main() {
  const browser = await puppeteer.launch({
    headless: 'new',
    args: ['--no-sandbox', '--disable-setuid-sandbox']
  })
  const results = {}
  for (const target of TARGETS) {
    const page = await browser.newPage()
    results[target.name] = await scrapeSite(page, target)
    await page.close()
    await new Promise(r => setTimeout(r, 2000))
  }
  await browser.close()

  const date = new Date().toISOString().slice(0,10)
  await fs.writeFile(
    `/data/competidores_${date}.json`,
    JSON.stringify({ scrapedAt: date, results }, null, 2)
  )
  console.log('✓ Scraping completado', date)
}

main().catch(console.error)

{
  "scrapedAt": "2026-06-16",
  "results": {
    "EtiquetoFacil": [
      {
        "plan": "Starter",
        "price": "29 €/mes",
        "features": ["50 etiquetas/mes",
          "Exportar PDF", "Soporte email"]
      },
      {
        "plan": "Pro",
        "price": "89 €/mes",
        "features": ["Etiquetas ilimitadas",
          "API REST", "Exportar PDF",
          "Multi-marca (±)"]
      }
    ],
    "NutriCalc": [
      {
        "plan": "Básico",
        "price": "35 €/mes",
        "features": ["30 etiquetas/mes"]
      },
      {
        "plan": "Pro",
        "price": "69 €/mes",
        "features": ["API REST",
          "Exportar PDF", "Soporte prioritario"]
      }
    ]
    // ... 3 competidores más
  }
}