(() => {
  const givenName = document.getElementById('name').innerText.split(" ")[0].toLowerCase()
  const domain = location.host

  if (domain !== "sbruder.de") {
    return
  }

  const mailAddress = givenName + '@' + domain
  const mailEl = document.getElementById('email')
  mailEl.innerText = mailAddress
  mailEl.href = `mailto:${mailAddress}`

  const matrixAddress = '@' + givenName + ':' + domain
  const matrixEl = document.getElementById('matrix')
  matrixEl.innerText = matrixAddress
  matrixEl.href = `https://matrix.to/#/${matrixAddress}`
})()