const express = require('express'); const puppeteer = require('puppeteer'); const cors = require('cors'); const app = express(); app.use(cors()); app.use(express.json({ limit: '10mb' })); app.post('/api/render', async (req, res) => { const { data } = req.body; if (!data || !data.items) { return res.status(400).json({ error: 'Missing analysis data' }); } const { items, total, health_score, confidence, tip, insights } = data; let scoreEmoji = '🟢'; if (health_score < 50) scoreEmoji = '🔴'; else if (health_score < 80) scoreEmoji = '🟡'; // Build items HTML const itemsHtml = items.map(it => `

${it.name || 'Desconhecido'}
${it.portion || 'N/A'}

${Math.round(it.calories || 0)} kcal

`).join(''); // Build insights HTML let insightsHtml = ''; if (insights && insights.length > 0) { insightsHtml = `

VEREDITO DA IA

${v}

`; } // Beautiful Instagram-like Card HTML const html = `

${Math.round(total.calories || 0)}

Kcal

${confidence === 'high' ? '98%' : '85%'}

Precisão IA

Proteínas

${total.protein || 0}g

Carboidratos

${total.carbs || 0}g

Gorduras

${total.fat || 0}g

${insightsHtml}

O QUE A IA IDENTIFICOU

${itemsHtml} ${tip && tip.text ? `

💡 Insight do Nutricionista IA

${tip.text}

` : ''}

`; try { const browser = await puppeteer.launch({ args: ['--no-sandbox', '--disable-setuid-sandbox'], headless: "new" }); const page = await browser.newPage(); await page.setViewport({ width: 1080, height: 1080, deviceScaleFactor: 2 }); await page.setContent(html, { waitUntil: 'networkidle0' }); // Wait for fonts to load implicitly or network idle const element = await page.$('#capture'); const buffer = await element.screenshot({ type: 'png' }); await browser.close(); res.set('Content-Type', 'image/png'); res.send(buffer); } catch (err) { console.error("Puppeteer render error:", err); res.status(500).json({ error: 'Failed to generate image' }); } }); const PORT = process.env.PORT || 3001; app.listen(PORT, () => { console.log("Image Renderer active on port", PORT); });