添加获取jsapitoken接口

nursing-unit-admin/nu-admin-biz/src/main/java/com/nu/modules/wechart/controller/WechatPayController.java

@@ -32,8 +32,11 @@ import javax.servlet.http.HttpServletResponse;
 import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
+import java.security.MessageDigest;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.UUID;
+
 import com.wechat.pay.java.core.notification.RequestParam;
 
 import org.apache.http.HttpEntity;
@@ -294,4 +297,66 @@ public class WechatPayController {
         System.out.println("---------jsonObject-------"+jsonObject);
         return jsonObject;
     }
+
+
+    @PostMapping("/getJsApiInfo")
+    public static Map<String,String> getJsApiInfo(@RequestBody Map<String,String> params) throws Exception {
+//        String accessToken = getToken(GET_TOKEN_URL, "wx8fc3e4305d2fbf0b", "3bf3dd4ec72f591432db6b28c2c044e5");// 获取token
+        String accessToken = params.get("access_token");
+        System.out.println("---------token-------"+accessToken);
+        // 构造请求URL
+        String requestUrl = "https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=" + accessToken + "&type=jsapi";
+
+        // 发送HTTP请求，并获取返回结果
+        HttpGet httpGet = new HttpGet(requestUrl);
+        System.out.println("---------httpGet-------"+httpGet);
+        CloseableHttpClient httpClient = HttpClients.createDefault();
+        System.out.println("---------httpClient-------"+httpClient);
+        CloseableHttpResponse httpResponse = httpClient.execute(httpGet);
+        System.out.println("---------httpResponse-------"+httpResponse);
+        HttpEntity httpEntity = httpResponse.getEntity();
+        System.out.println("---------httpEntity-------"+httpEntity);
+        String responseJson = EntityUtils.toString(httpEntity, "UTF-8");
+        System.out.println("---------responseJson-------"+responseJson);
+        // 解析返回结果，获取手机号
+        JSONObject jsonObject = new JSONObject(responseJson);
+        String ticket = String.valueOf(jsonObject.get("ticket"));
+        String nonceStr = UUID.randomUUID().toString();
+        String timestamp = Long.toString(System.currentTimeMillis() / 1000);
+        String string1 =   new StringBuilder("jsapi_ticket=").append(ticket)
+                .append("&noncestr=")
+                .append(nonceStr)
+                .append("&timestamp=")
+                .append(timestamp)
+                .toString();// 得到签名
+        String signature = encryptSHA(string1);
+
+        Map<String,String> map  = new HashMap<String,String>();
+        map.put("signature", signature);
+        map.put("timestamp", timestamp);
+        map.put("nonceStr", nonceStr);
+
+        System.out.println("---------jsonObject-------"+signature);
+        return map;
+    }
+    /** * sha */
+    private static String encryptSHA(String signStr) {
+        StringBuffer hexValue = new StringBuffer();
+        try {
+            MessageDigest sha = MessageDigest.getInstance("SHA-1");
+            byte[] byteArray = signStr.getBytes("UTF-8");
+            byte[] md5Bytes = sha.digest(byteArray);
+            for (int i = 0; i < md5Bytes.length; i++) {
+                int val = ((int) md5Bytes[i]) & 0xff;
+                if (val < 16) {
+                    hexValue.append("0");
+                }
+                hexValue.append(Integer.toHexString(val));
+            }
+        } catch (Exception e) {
+            e.printStackTrace();  return "";
+        }  return hexValue.toString();
+    }
+
+
 }