小程序页面复制链接异常问题

fs-service/src/main/java/com/fs/course/service/impl/FsCourseLinkServiceImpl.java

@@ -4,6 +4,7 @@ import cn.binarywang.wx.miniapp.api.WxMaService;
 import cn.hutool.json.JSONUtil;
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
+import com.baomidou.mybatisplus.core.toolkit.ObjectUtils;
 import com.fs.common.core.domain.R;
 import com.fs.common.utils.DateUtils;
 import com.fs.common.utils.PubFun;
@@ -106,6 +107,11 @@ public class FsCourseLinkServiceImpl implements IFsCourseLinkService
     @Autowired
     CloudHostProper cloudHostProper;
 
+    private static String TOKEN_VALID_CODE = "40001";
+
+    private static Integer version = 0;
+
+
     /**
      * 查询短链
      *
@@ -746,6 +752,10 @@ public class FsCourseLinkServiceImpl implements IFsCourseLinkService
     @Override
     public String getGotoWxAppLink(String linkStr,String appId) {
         CloseableHttpClient client = null;
+        if(ObjectUtils.isNull(appId)){
+            appId="wx76cb55db092a41ae";
+        }
+
         try {
             client = HttpClients.createDefault();
             String[] split = linkStr.split("\\?");
@@ -782,6 +792,18 @@ public class FsCourseLinkServiceImpl implements IFsCourseLinkService
                 String responseString = EntityUtils.toString(response);
                 log.info("微信小程序接口响应数据:{}", responseString);
                 JSONObject jsonObject = JSONObject.parseObject(responseString);
+
+                if(TOKEN_VALID_CODE.equals(jsonObject.getString("code"))){
+                    Integer curVersion =  Integer.valueOf(version);
+                    synchronized (TOKEN_VALID_CODE){
+                        if(curVersion.equals(version)){
+                            wxService.getAccessToken(true);
+                            version = version.equals(Integer.MAX_VALUE) ? 0 : curVersion + 1;
+                        }
+                        return getGotoWxAppLink(linkStr,appId);
+                    }
+                }
+
                 if(null != jsonObject && !jsonObject.isEmpty() && jsonObject.containsKey("url_link")){
                     return jsonObject.getString("url_link");
                 }