<div>
  <h1>Read File Metadata</h1>
  <input type="file" id="file-uploader">
  <p id="feedback"></p>
</div>

html {
  height: 100%;
}

body {
  background: #000000;
  color: #FFFFFF;
}

div {
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  font-family: 'Roboto Mono', monospace;
}

const fileUploader = document.getElementById('file-uploader');

fileUploader.addEventListener('change', (event) => {
  const files = event.target.files;
  console.log('files', files);
  
  for (const file of files) {
    const name = file.name;
    const type = file.type ? file.type : 'NA';
    const size = file.size;
    const lastModified = file.lastModified;
    console.log({file, name, type, size, lastModified});
    
    const feedback = document.getElementById('feedback');
    const msg = ` File Name: ${name} <br/>
              File Size: ${size} <br/>
              File type: ${type} <br/>
              File Last Modified: ${new Date(lastModified)}`;
              
    feedback.innerHTML = msg;
  }
});