Nestjs Reportes Genera Pdfs Desde Node Full -mega- [Popular]

FROM ghcr.io/puppeteer/puppeteer:20.0.0 WORKDIR /app COPY package*.json ./ RUN npm ci COPY . .

res.setHeader('Content-Type', 'application/pdf'); res.setHeader('Content-Disposition', 'attachment; filename=large-report.pdf');

<table> <thead> <tr><th>Item</th><th>Qty</th><th>Price</th><th>Total</th></tr> </thead> <tbody> #each items <tr> <td>this.name</td> <td>this.qty</td> <td>$this.price</td> <td>$multiply this.qty this.price</td> </tr> /each </tbody> </table> NestJs Reportes Genera PDFs desde Node Full -Mega-

static async acquire(): Promise<Browser> if (this.instances.length < this.max) const browser = await puppeteer.launch( headless: true ); this.instances.push(browser);

A. Browser Pooling (avoid cold starts) import Browser from 'puppeteer'; export class BrowserPool private static instances: Browser[] = []; private static max = 5; FROM ghcr

const pdf = await page.pdf( format: 'A4', printBackground: true, margin: top: '20mm', bottom: '20mm', left: '15mm', right: '15mm' , );

Generating PDFs is a common requirement for invoices, reports, analytics dashboards, and legal documents. NestJS, with its modular architecture, provides a clean way to integrate PDF generation. Browser Pooling (avoid cold starts) import Browser from

Now go generate those reports! 📄🚀

await page.close(); return Buffer.from(pdf); catch (error) this.logger.error(`PDF generation failed: $error.message`); throw new Error('Could not generate PDF');

async onModuleDestroy() if (this.browser) await this.browser.close();