Load image and convert to base64

base64-converter.js

const loadIconAndConvertIconToBase64 = url => {
  return fetch(url)
      .then(response => response.blob())
      .then(blob => new Promise((resolve, reject) => {
          const reader = new FileReader()
          reader.onloadend = () => resolve(reader.result)
          reader.onerror = reject
          reader.readAsDataURL(blob)
      }));
}

 loadIconAndConvertIconToBase64('https://domain.qwewdsfsdf/awesome.png')
    .then(b64 => {
        console.log('b64: ', b64)
    })