Notes

document.getElementById('printDocument').addEventListener('click', function() {
let radioValue = [];
let signValue = [];
let dealId = document.getElementById('dealId').value;

let selectedDoc = document.querySelectorAll("input[name='docRadioBtn']:checked");
let signDoc = document.querySelectorAll("input[name='signed_doc']:checked");

for (var i = 0; i < selectedDoc.length; i++) {
radioValue.push(selectedDoc[i].value);
}
for (var i = 0; i < signDoc.length; i++) {
signValue.push(signDoc[i].value);
}

if(radioValue.length > 0) {
$.ajax({
url: "/requestinfo/print-document-list",
type: 'post',
data: {
documentValue: radioValue,
signvalue: signValue,
dealId: dealId,
},
dataType: 'json',
success: function(result) {
const pdfUrls = result.pdfarr;
mergeAndPrintPDFs(pdfUrls);
},
error: function (errorThrown) {
console.log(errorThrown);
}
});
} else {
alert("Kindly select any option, before click on Print Selected!");
}
});
async function mergeAndPrintPDFs(pdfUrls) {
const { PDFDocument } = PDFLib;

const mergedPdf = await PDFDocument.create();

for (const pdfUrl of pdfUrls) {
const arrayBuffer = await fetch(pdfUrl).then(res => res.arrayBuffer());
const pdf = await PDFDocument.load(arrayBuffer);
const copiedPages = await mergedPdf.copyPages(pdf, pdf.getPageIndices());
copiedPages.forEach(page => mergedPdf.addPage(page));
}

const mergedPdfBytes = await mergedPdf.save();
const blob = new Blob([mergedPdfBytes], { type: 'application/pdf' });

const blobUrl = URL.createObjectURL(blob);
const printWindow = window.open(blobUrl);
printWindow.onload = function() {
printWindow.print();
URL.revokeObjectURL(blobUrl); // Clean up the object URL after printing
};
}