FM / document

/var/www/greso.tech/server/nsm/controllers/company/document/

/var/www/greso.tech/server/nsm/controllers/company/document

Name	Size	Mode	Actions
create.js	1075	0644	edit dl rm
delete.js	851	0644	edit dl rm
details.js	473	0644	edit dl rm
download.js	4656	0644	edit dl rm
edit.js	1410	0644	edit dl rm
list.js	1443	0644	edit dl rm

Edit: /var/www/greso.tech/server/nsm/controllers/company/document/download.js (4656B)

module.exports = function ({ db, logger, config }) {
	const { NotFound, BadRequest } = require('../../../responseModels/errors')
	const { isSet, isEmail, isPhone, isEmpty, minLength, isNumber, isArray } = require('../../../utils/validator.util')
	const { DocumentListModel } = require('../../../responseModels')
	const { Op } = require('sequelize')
	const fs = require('fs');
	const { PDFDocument, StandardFonts, rgb } = require('pdf-lib');
	var path = require('path');
	// var QRCode = require('qrcode')
	var QRCode = require("qrcode-svg");
	var extract = require('extract-svg-path')
	// var parse = require('parse-svg-path')

return async (req, res, next) => {
		logger.child({ path: req.path, request: req.query }).info()
		let t1 = performance.now()
		try {
			const { documentId, orderId } =
				req.query

// Load and check document
			const doc = await db.documents.findOne({
				where: { id: documentId }
			})
			if (!doc) {
				throw new NotFound({ lang: req.user?.languageCode })
			}

// Load and check order
			const order = await db.order.findOne({
				where: { id: orderId }
			})
			if (!order) {
				throw new NotFound({ lang: req.user?.languageCode })
			}

// Create PDF
			
			// Call the conversion function with input and output file paths.
			await convertImageToPdf(config.api.upload_dir+'bg/bol_nsm.jpg', 
			config.api.upload_dir+'pdf/bol_nsm.pdf', doc, order)
				.then(() => {
					console.log('Image converted to PDF successfully!');
				})
				.catch((error) => {
					console.error('Error converting image to PDF:', error);
					throw new NotFound({ lang: req.user?.languageCode })
				});
			const time = performance.now() - t1
			// if (path.exists(config.api.upload_dir+'pdf/bol_nsm.pdf'))
			// {
				res.sendfile(config.api.upload_dir+'pdf/bol_nsm.pdf');
//			}
//			else
//				throw new NotFound({ lang: req.user?.languageCode })
        } catch (err) {
			next(err)
		}
	}

async function convertImageToPdf(imagePath, pdfPath, doc, order) {
		// Read the image file asynchronously.
		const image = await fs.promises.readFile(imagePath);
	
		// Create a new PDF document.
		const pdfDoc = await PDFDocument.create();
	
		// Embed the image into the PDF document.
		const imageEmbed = await pdfDoc.embedJpg(image);
		const width = imageEmbed.width;
		const height = imageEmbed.height;
		// Add a new page to the PDF document with a dimension of 2480x3508 points.
		const page = pdfDoc.addPage([width, height]);	
	
		// Scale the image to fit within the page dimensions while preserving aspect ratio.
		// const { width, height } = imageEmbed.scaleToFit(
		// 	page.getWidth(),
		// 	page.getHeight(),
		// );
	
		// Draw the image on the PDF page.
		page.drawImage(imageEmbed, {
			x: 0, // Center the image horizontally.
			y: 0, // Center the image vertically.
			width,
			height,
			color: rgb(0, 0, 0), // Set the image color to black.
		});

const helveticaFont = await pdfDoc.embedFont(StandardFonts.Helvetica)
		const timesRomanFont = await pdfDoc.embedFont(StandardFonts.TimesRoman)

const pages = JSON.parse(doc.objects);
		if(isArray(pages)){
			const objects = JSON.parse( pages[0].objects);
			if(isArray(objects)){
				for(const i in objects){
					const object = objects[i];

switch (object.type) {
						case 'text':
							page.moveTo(object.x + 10, height - object.size - 3 - object.y)
							page.drawText(
								object.key,
								{
								font: timesRomanFont,
								size: object.size,
								color: rgb(1, 0, 0),
								lineHeight: 24,
								opacity: 0.5,
								},
							);
								break;
						case 'qrcode':
							page.moveTo(object.x + 10, height - object.size - 3 - object.y)
							var svg = new QRCode({
								content: object.value,
								join: true,
								padding: 0,
								width: 256,
								height: 256,
								color: "#000000",
								background: "#000000",
								ecl: "H",
								pretty: true,
								predefined: true,
								xmlDeclaration: false
							});
							
							// QRCode.toString(object.value, 
							// 	{ type: 'svg', width: 200 }, 
							// 	function (err, string) {
							// 	if (err) throw err
								var path = extract.fromString(svg.svg())
								page.drawSvgPath(
									path,
									{
										// scale: 1,
										// borderColor: rgb(0, 0, 0), 
										// borderWidth: 0
									}
								);
	
							// 	console.log(string)
							//   })
						break;
						default:

break;
					}
				}
			}
		}
	
		// Save the PDF document as bytes.
		const pdfBytes = await pdfDoc.save();
	
		// Write the PDF bytes to a file asynchronously.
		await fs.promises.writeFile(pdfPath, pdfBytes);
	}
		
}

cmd: