支付对接成功

src/main/java/com/usky/dxtop/common/utils/QRCodeUtil.java

@@ -21,6 +21,9 @@ import com.google.zxing.Result;
 import com.google.zxing.common.BitMatrix;
 import com.google.zxing.common.HybridBinarizer;
 import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
+import com.usky.dxtop.common.utils.sign.Md5Utils;
+import com.usky.dxtop.common.utils.uuid.UUID;
+import com.usky.dxtop.service.api.TopApi;
 
 /**
  * 二维码生成
@@ -160,13 +163,15 @@ public class QRCodeUtil {
 
     public static void main(String[] args) throws Exception {
         // 存放在二维码中的内容
-        String text = "https://wx.ewoogi.com/api/htAnalogData/count";
+        String scanPayApi = TopApi.generateScanPayApi(UUID.randomUUID().toString(true),
+                1,
+                "测试回调");
         // 嵌入二维码的图片路径
 //        String imgPath = "C:/Users/pc/Desktop/dog.jpg";
         // 生成的二维码的路径及名称
         String destPath = "C:/Users/pc/Desktop/test.jpg";
         //生成二维码
-        QRCodeUtil.encode(text, null, destPath, true);
+        QRCodeUtil.encode(scanPayApi, null, destPath, true);
         // 解析二维码
         String str = QRCodeUtil.decode(destPath);
         // 打印出解析出的内容

src/main/java/com/usky/dxtop/service/api/TopApi.java

@@ -0,0 +1,120 @@
+package com.usky.dxtop.service.api;
+
+import com.sun.org.apache.regexp.internal.RE;
+import com.usky.dxtop.common.utils.DateUtils;
+import com.usky.dxtop.common.utils.StringUtils;
+import com.usky.dxtop.common.utils.sign.Md5Utils;
+import org.apache.poi.ss.usermodel.DateUtil;
+
+import java.awt.font.ShapeGraphicAttribute;
+import java.util.List;
+import java.util.Map;
+import java.util.TreeMap;
+
+/**
+ * @author yq
+ * @date 2021/8/23 14:50
+ */
+public class TopApi {
+
+    /**
+     * 版本
+     */
+    private static final String VERSION = "v1.0";
+
+    /**
+     * 扫码支付
+     */
+    private static final String SCAN_TO_PAY_URL = "https://interfacetest.allinpaygx.com/api/access/payInterface/usePaymentCode";
+
+    /**
+     * 商户编号
+     */
+    private static final String MERCHANT_NO = "121050000103";
+
+    /**
+     * 密钥
+     */
+    private static final String SECRET = "0341dff192f644b5892338f0d964a6b2";
+
+    /**
+     * 回调url
+     */
+    private static final String SCAN_NOTIFY_URL = "https://wx.ewoogi.com/dxapi/test";
+
+
+
+    /**
+     * 拼接扫码支付
+     * @return
+     */
+    public static TreeMap<String, String> generateScanPayApiParam(String orderNo, Integer amount, String note,
+                                                                  String storeNo, String backUrl, String orderNumber,
+                                                                  String validTime, String remark, String goods){
+        TreeMap<String, String> tMap = new TreeMap<>();
+        tMap.put("version",VERSION);
+        tMap.put("payTime",DateUtils.dateTimeNow());
+        tMap.put("merchantNo",MERCHANT_NO);
+        tMap.put("merchantOrderNo",orderNo);
+        tMap.put("amount",amount.toString());
+        tMap.put("note",note);
+        tMap.put("storeNo",storeNo);
+        tMap.put("backUrl",backUrl);
+        tMap.put("orderNumber",orderNumber);
+        tMap.put("validTime",validTime);
+        tMap.put("remark",remark);
+        tMap.put("notifyUrl",SCAN_NOTIFY_URL);
+        tMap.put("goods",goods);
+        return tMap;
+    }
+
+    /**
+     * 扫码支付api
+     * @param orderNo
+     * @param amount
+     * @param note
+     * @return
+     */
+    public static String generateScanPayApi(String orderNo,Integer amount,String note){
+        TreeMap<String, String> params = generateScanPayApiParam(orderNo, amount, note,
+                null,null,null,null,null,null);
+        StringBuilder buf = new StringBuilder();
+        for (Map.Entry<String, String> entry : params.entrySet()) {
+            if (!StringUtils.isBlank(entry.getValue()) && !"sign".equals(entry.getKey())) {
+                buf.append(entry.getKey()).append("=").append(entry.getValue()).append("&");
+            }
+        }
+        String changeBuf = buf.toString();
+        String substring = changeBuf.substring(0, changeBuf.length() - 1);
+        return String.format("%s?%s&sign=%s",SCAN_TO_PAY_URL,
+                substring,
+                signData(params));
+    }
+    /**
+     * 参数加签
+     * 参数加签规则，key+value拼接(value为空时，key value不参与拼接)，以key首字母ascii码排序，最后拼接上secret串再进行MD5加密，得到的MD5密钥字母转大写，例：amount1merchantNo1210500001030341dff192f644b5892338f0d964a6b2
+     * @param treeMap
+     * @return
+     */
+    public static String signData(Map<String, String> treeMap) {
+        StringBuilder buf = new StringBuilder();
+        for (Map.Entry<String, String> entry : treeMap.entrySet()) {
+            if (!StringUtils.isBlank(entry.getValue()) && !"sign".equals(entry.getKey())) {
+                buf.append(entry.getKey()).append(entry.getValue());
+            }
+        }
+        buf.append(SECRET);
+        return Md5Utils.hash(buf.toString()).toUpperCase();
+    }
+
+    /**
+     * 验签
+     * @param treeMap
+     * @return
+     */
+    public static boolean validSign(Map<String, String> treeMap){
+        String validSign = treeMap.get("sign");
+        String sign = signData(treeMap);
+        return validSign != null && validSign.equals(sign) && "".equals(validSign);
+    }
+}