device-detection.ts

const userAgent: string = navigator.userAgent || navigator.vendor || window.opera

const isMobileDevice = (): boolean => {
  const regexs = [/(Android)(.+)(Mobile)/i, /BlackBerry/i, /iPhone|iPod/i, /Opera Mini/i, /IEMobile/i]
  return regexs.some((b) => userAgent.match(b))
}

const isTabletDevice = (): boolean => {
  const regex = /(ipad|tablet|(android(?!.*mobile))|(windows(?!.*phone)(.*touch))|kindle|playbook|silk|(puffin(?!.*(IP|AP|WP))))/
  return regex.test(userAgent.toLowerCase())
}

const isDesktopDevice = (): boolean => !isMobileDevice() && !isTabletDevice()