import MobileDetect from 'mobile-detect';

export enum UserAgentType {
  Desktop = 0,
  Mobile = 1,
}

const get = (tabletEqualDesktop = false): UserAgentType => {
  let mobileDetect = new MobileDetect(window.navigator.userAgent);
  if (mobileDetect.tablet()) {
    if (tabletEqualDesktop) return UserAgentType.Desktop;
    else return UserAgentType.Mobile;
  } else if (mobileDetect.mobile()) return UserAgentType.Mobile;
  else return UserAgentType.Desktop;
};

const facebook = () => {
  const ua = navigator.userAgent || navigator.vendor;
  return ua.indexOf('FBAN') > -1 || ua.indexOf('FBAV') > -1;
};

const ios = () => {
  const mobileDetect = new MobileDetect(window.navigator.userAgent);
  return mobileDetect.os() == 'iOS';
};

const android = () => {
  const mobileDetect = new MobileDetect(window.navigator.userAgent);
  return mobileDetect.os() == 'AndroidOS';
};

const line = () => {
  const ua = navigator.userAgent || navigator.vendor;
  return ua.indexOf('Line') > -1 || ua.indexOf('Line') > -1;
};

const mac = () => {
  const ua = navigator.userAgent || navigator.vendor;
  return ua.indexOf('Mac OS X') > -1;
};

const pc = () => {
  const ua = navigator.userAgent || navigator.vendor;
  return ua.indexOf('Mac OS X') < 0;
};

const UserAgent = { get, facebook, ios, android, line, mac, pc };
export default UserAgent;