presenton/servers/nextjs/app/api/export-as-pdf/route.ts

79 lines
2.3 KiB
TypeScript

import path from 'path';
import fs from 'fs';
import puppeteer from 'puppeteer';
import { sanitizeFilename } from '@/app/(presentation-generator)/utils/others';
import { NextResponse, NextRequest } from 'next/server';
export async function POST(req: NextRequest) {
const { id, title } = await req.json();
console.log('path', process.env.APP_DATA_DIRECTORY);
if (!id) {
return NextResponse.json({ error: "Missing Presentation ID" }, { status: 400 });
}
const browser = await puppeteer.launch({
headless: true,
args: [
'--no-sandbox',
'--disable-web-security',
]
});
const page = await browser.newPage();
await page.setViewport({ width: 1280, height: 720 });
await page.goto(`http://localhost/pdf-maker?id=${id}`, { waitUntil: 'networkidle0', timeout: 80000 });
await page.waitForFunction('() => document.readyState === "complete"')
try {
await page.waitForFunction(
`
() => {
const allElements = document.querySelectorAll('*');
let loadedElements = 0;
let totalElements = allElements.length;
for (let el of allElements) {
const style = window.getComputedStyle(el);
const isVisible = style.display !== 'none' &&
style.visibility !== 'hidden' &&
style.opacity !== '0';
if (isVisible && el.offsetWidth > 0 && el.offsetHeight > 0) {
loadedElements++;
}
}
return (loadedElements / totalElements) >= 0.95;
}
`,
{ timeout: 10000 }
);
await new Promise(resolve => setTimeout(resolve, 1000));
} catch (error) {
console.log("Warning: Some content may not have loaded completely:", error);
}
const pdfBuffer = await page.pdf({
width: "1280px",
height: "720px",
printBackground: true,
margin: { top: 0, right: 0, bottom: 0, left: 0 },
});
browser.close();
const sanitizedTitle = sanitizeFilename(title);
const destinationPath = path.join(process.env.APP_DATA_DIRECTORY!, 'exports', `${sanitizedTitle}.pdf`);
console.log('destinationPath', destinationPath);
await fs.promises.writeFile(destinationPath, pdfBuffer);
return NextResponse.json({
success: true,
path: destinationPath
});
}