扫描登录工具类

shoot-hand/ics-web/src/main/java/com/ics/util/WxSmallUtil.java

@@ -0,0 +1,76 @@
+package com.ics.util;
+
+import com.alibaba.fastjson.JSONObject;
+import com.ics.common.utils.StringUtils;
+import com.ics.controller.mobile.SmallWxOkHttp;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.stereotype.Component;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * created at 2025-2-18 11:20
+ *
+ * @author lujiang
+ * @version 1.0.0
+ * @since 1.0.0
+ */
+@Component("wxSmallUtil")
+public class WxSmallUtil {
+
+    @Autowired
+    private RedisTemplate<String, String> redisTemplate;
+
+    private final static String WX_SMALL_APP_ID = "wxe043ce243cd9de5b"; //小程序id
+
+    private final static String WX_SMALL_APP_SECRET = "5e7211116d2e183d997a01476a523744"; //小程序密钥
+
+    /**获取小程序token*/
+    private String getAccessToken() {
+        String key = "webchatSMALL";
+        // 从缓存获取微信公众号 AccessToken
+        String accessToken = redisTemplate.opsForValue().get(key);
+        if (StringUtils.isBlank(accessToken)) {
+            String url = "https://api.weixin.qq.com/cgi-bin/token";
+            // 参数
+            Map<String, String> map = new HashMap<>();
+            map.put("grant_type", "client_credential");
+            map.put("appid", WX_SMALL_APP_ID);
+            map.put("secret", WX_SMALL_APP_SECRET);
+            // 发送请求
+            JSONObject jsonObject = SmallWxOkHttp.sendGet(url, map);
+            accessToken = jsonObject.getString("access_token");
+            redisTemplate.opsForValue().set(key, accessToken, 7000, TimeUnit.SECONDS);
+        }
+        return accessToken;
+    }
+
+    /**
+     * 获取小程序加密URL Link
+     * @return
+     */
+    public String getLink() {
+        String key = "webchatSMALLUrl";
+        String urlLink = redisTemplate.opsForValue().get(key);
+        if (StringUtils.isBlank(urlLink)) {
+            String url = "https://api.weixin.qq.com/wxa/generate_urllink?expire_type=1&expire_interval=1&access_token=" + getAccessToken();
+            JSONObject jsonObject = SmallWxOkHttp.sendPost(url, null);
+            urlLink = jsonObject.getString("url_link");
+            redisTemplate.opsForValue().set(key, urlLink, 23, TimeUnit.HOURS);
+        }
+        return urlLink;
+    }
+
+//    public static void main(String[] args) {
+//        String at = "89_G_e95jSJXO5OPnmlDkg28C_H1E4wvAHoAZBc01pgWlGUJTpKCG5OyTaR3TVIc3z4W8dWchMGkudMisH6qD0fx3jo380k_dEGTPO-bAEA4RuKSvGGG0Ht6EYCy-sZUOiAIATOI";
+//        String url = "https://api.weixin.qq.com/wxa/generate_urllink?expire_type=1&expire_interval=1&access_token=" + at;
+//        JSONObject jsonObject = SmallWxOkHttp.sendPost(url, null);
+//
+//        String urlLink = jsonObject.getString("url_link");
+//        System.out.println(jsonObject.toString());
+//        System.out.println(urlLink);
+//    }
+}