uniapp实现微信小程序一键登录功能

uni.login({
        provider: 'weixin',
        success: function (loginRes) {
        	//	打印临时凭证
        	console.log(loginRes.code)
    	}
});

// 登录成功
uni.getUserInfo({
    provider: 'weixin',
    success: function(info) {
        // 获取用户信息成功, info.authResult是用户信息
        const wxUserInfo = info.userInfo
		//	打印头像url
        console.log(wxUserInfo.avatarUrl)
        //	打印昵称
        console.log(wxUserInfo.nickName)
        //	打印用户详细信息
        console.log(wxUserInfo)
    }
})

<dependency>
    <groupId>cn.hutool</groupId>
    <artifactId>hutool-all</artifactId>
    <version>5.8.16</version>
</dependency>

import cn.hutool.http.HttpResponse;
import cn.hutool.http.HttpUtil;
import cn.hutool.json.JSONObject;
import cn.hutool.json.JSONUtil;
import org.springframework.web.util.UriComponentsBuilder;
public class WechatUtil {
	//	配置自己的app_id、app_secret
    private static final String APP_ID = "Your_APP_ID";
    private static final String APP_SECRET = "Your_APP_SERCERT";
    public static String getOpenId(String loginCode) {
        String url = "https://api.weixin.qq.com/sns/jscode2session";
        String requestUrl = UriComponentsBuilder.fromHttpUrl(url)
                .queryParam("appid", APP_ID)
                .queryParam("secret", APP_SECRET)
                .queryParam("js_code", loginCode)
                .queryParam("grant_type", "authorization_code")
                .toUriString();
        HttpResponse response = HttpUtil.createGet(requestUrl).execute();
        // 获取 session_key 和 openid
        JSONObject parseObj = JSONUtil.parseObj(response.body());
        String openid = (String) parseObj.get("openid");
        return openid;
    }
}