Function reorderPdfPages

apps/OpenSign/src/constant/Utils.js:3656–3671

(pdfArrayBuffer, orderArr)

};

export const reorderPdfPages = async (pdfArrayBuffer, orderArr) => {
  try {
    const pdfDoc = await PDFDocument.load(pdfArrayBuffer);
    const newPdf = await PDFDocument.create();
    const pages = await newPdf.copyPages(
      pdfDoc,
      orderArr.map((n) => n - 1)
    );
    pages.forEach((p) => newPdf.addPage(p));
    const pdfBase64 = await newPdf.saveAsBase64({ useObjectStreams: false });
    const arrayBuffer = base64ToArrayBuffer(pdfBase64);
    return { arrayBuffer, base64: pdfBase64, totalPages: orderArr.length };
  } catch (err) {
    console.log("Err while reordering pages", err);
  }
};

// `generatePdfName` is used to generate file name
export function generatePdfName(length) {