记录pc网站微信登录(内嵌二维码方式)

!(function (e, t) {
  e.WxLogin = function (e) {
    var r = 'default';
    !0 === e.self_redirect ? (r = 'true') : !1 === e.self_redirect && (r = 'false');
    var n = t.createElement('iframe'),
      i =
        'https://open.weixin.qq.com/connect/qrconnect?appid=' +
        e.appid +
        '&scope=' +
        e.scope +
        '&redirect_uri=' +
        e.redirect_uri +
        '&state=' +
        e.state +
        '&login_type=jssdk&self_redirect=' +
        r +
        '&styletype=' +
        (e.styletype || '') +
        '&sizetype=' +
        (e.sizetype || '') +
        '&bgcolor=' +
        (e.bgcolor || '') +
        '&rst=' +
        (e.rst || '');
    (i += e.style ? '&style=' + e.style : ''),
      (i += e.href ? '&href=' + e.href : ''),
      (i += 'en' === e.lang ? '&lang=en' : ''),
      (n.src = i),
      (n.frameBorder = '0'),
      (n.allowTransparency = 'true'),
      (n.sandbox = 'allow-scripts allow-top-navigation allow-same-origin'),  // 防止重定向被拦截
      (n.scrolling = 'no'),
      (n.width = '320px'), // 自定义宽高
      (n.height = '400px');
    var s = t.getElementById(e.id);
    (s.innerHTML = ''), s.appendChild(n);
  };
})(window, document);

const obj = new WxLogin({
      self_redirect: false,
      id: elementId,
      appid: 'xxx',
      scope: 'snsapi_login',
      redirect_uri: encodeURIComponent(`${window.location.origin}/xxx/test`),
      state: +new Date(),
      response_type: 'code',
      lang: 'zh',
      href: `data:text/css;base64,${base64Css}`,
    });