微信域名授权

// 引导用户进入授权页面
function redirectToAuthPage() {
  const appId = 'YOUR_APP_ID';
  const redirectUri = encodeURIComponent('YOUR_REDIRECT_URI');
  const scope = 'snsapi_base'; // 静默授权
  const state = 'YOUR_STATE';

  const url = `https://open.weixin.qq.com/connect/oauth2/authorize?appid=${appId}&redirect_uri=${redirectUri}&response_type=code&scope=${scope}&state=${state}#wechat_redirect`;
  window.location.href = url;
}

// 处理授权回调
function handleAuthCallback(code) {
  const appId = 'YOUR_APP_ID';
  const secret = 'YOUR_APP_SECRET';

  fetch(`https://api.weixin.qq.com/sns/oauth2/access_token?appid=${appId}&secret=${secret}&code=${code}&grant_type=authorization_code`)
    .then(response => response.json())
    .then(data => {
      const accessToken = data.access_token;
      const openId = data.openid;

      // 使用访问令牌获取用户信息
      fetch(`https://api.weixin.qq.com/sns/userinfo?access_token=${accessToken}&openid=${openId}`)
        .then(response => response.json())
        .then(userInfo => {
          console.log(userInfo);
        });
    });
}