Sample Function to Automate File Uploads through browser extensions

resume.action.js

// This function does the following
// 1. fetches the PDF resume from the url provided
// 2. creates a file object with the resume data
// 3. triggers the change event on the file input element
// 4. the file input element gets the file object
// 5. the file object is uploaded to the website


async function handleResumeInput(remoteResumeURL) {
  const designFile = await createFile(remoteResumeURL);

  const input = document.querySelector('input[type="file"]');
  const dt = new DataTransfer();
  dt.items.add(designFile);
  input.files = dt.files;

  const event = new Event("change", {
    bubbles: !0,
  });
  input.dispatchEvent(event);
}
async function createFile(url) {
  let response = await fetch(url);
  let data = await response.blob();
  let metadata = {
    type: "application/pdf",
  };
  return new File([data], "resume.pdf", metadata);
}