微信授权后多次回调redirect_uri？

`https://open.weixin.qq.com/connect/oauth2/authorize?appid=${appid}&redirect_uri=${redirect_uri}&response_type=code&scope=${scope}&state=STATE&connect_redirect=1#wechat_redirect`

调用这个接口获取code，会不停的回调redirect_uri七八次，请问如何处理？