Dompdf API response

frontend.js

const b64ToBlob = (b64Data, contentType = '', sliceSize = 512) => {
    const byteCharacters = atob(b64Data);
    const byteArrays = [];

    for (let offset = 0; offset < byteCharacters.length; offset += sliceSize) {
        const slice = byteCharacters.slice(offset, offset + sliceSize);

        const byteNumbers = new Array(slice.length);
        for (let i = 0; i < slice.length; i++) {
            byteNumbers[i] = slice.charCodeAt(i);
        }

        const byteArray = new Uint8Array(byteNumbers);
        byteArrays.push(byteArray);
    }

    const blob = new Blob(byteArrays, { type: contentType });
    return blob;
}


handleDownload = async (row, event) => {
  await axios.get(`feature/${feature.id}`/pdf)
    .then(response => {
      const blob = b64ToBlob(response.data.pdf, 'application/pdf')
      const blobUrl = URL.createObjectURL(blob);
      window.open(blobUrl)
  })
}

SomeController.php

<?php

public function pdf($id)
{
  //...
  $pdf = PDF::loadView('pdf.payroll');
        
  return response()->json([
      'pdf' => base64_encode($pdf->output())
  ]);
}