ice.fo.utils/HTMLTagUtils/loadExternalLink.js

export default function ({ tag, link, attrs }) {
  return new Promise((resolve) => {
    const firstSameTag = document.getElementsByTagName(tag)[0]

    const linkAttr = tag == 'link' ? 'href' : 'src'

    const found = document.querySelector(`${tag}[${linkAttr}="${link}"]`)

    if (found) {
      return
    }

    const el = document.createElement(tag)

    if (attrs) {
      for (const k in attrs) {
        el.setAttribute(k, attrs[k])
      }
    }

    el.setAttribute(linkAttr, link)

    el.onload = function () {
      setTimeout(resolve, 1000)
    }

    firstSameTag.parentNode.insertBefore(el, firstSameTag)
  })
}