批量创建打印的二维码，透明的小程序二维码

ch-core/src/main/java/com/wwdz/ch/core/api/WxLoginManager.java

@@ -229,6 +229,37 @@ public class WxLoginManager {
         }
     }
 
+    /**
+     * 透明的小程序二维码
+     * @param page
+     * @param scene
+     * @return
+     */
+    public InputStream getHyalineWxacodeStream(String page, String scene) {
+        try {
+            String accessToken = getAccessToken();
+            String url = String.format(GET_WXACODE_URL, accessToken);
+            Map<String, Object> param = new HashMap<>();
+            param.put("page", page);
+            param.put("scene", scene);
+            param.put("check_path", false);
+            //透明二维码
+            param.put("auto_color", false);
+            LinkedHashMap<String, String> colorMap = new LinkedHashMap<>();
+            colorMap.put("r", "0");
+            colorMap.put("g", "0");
+            colorMap.put("b", "0");
+            param.put("line_color", colorMap);
+            param.put("is_hyaline", true);
+            InputStream inputStream = OkHttpUtil.builder().url(url).addParams(param).post(true).getInputStream();
+            return inputStream;
+        } catch (Exception e) {
+            logger.error("从微信获取小程序码流失败", e);
+            return null;
+        }
+    }
+
+
     /**
      * 获取小程序短链接
      *

ch-wx-api/src/main/java/com/wwdz/ch/wx/impl/ItemTagQrCodeServiceImpl.java

@@ -82,13 +82,13 @@ public class ItemTagQrCodeServiceImpl implements ItemTagQrCodeService {
                 Category parentCategory = categoryDao.findById(category.getPid());
                 itemTagQrCode.setCategoryName(parentCategory.getName() + "-" +category.getName());
                 itemTagQrCode.setCreateTime(now);
-                String keyName = CommConsts.UPLOAD_PRE_WXACODE_DIRECTORY + code + "." + MediaTypeEnum.IMAGE_JPG.getExt();
-                InputStream inputStream = wxLoginManager.getWxacodeStream("pages/blindBoxDetail/index",  code);
+                String keyName = CommConsts.UPLOAD_PRE_WXACODE_DIRECTORY + code + "." + MediaTypeEnum.IMAGE_PNG.getExt();
+                InputStream inputStream = wxLoginManager.getHyalineWxacodeStream("pages/blindBoxDetail/index",  code);
                 if (Objects.isNull(inputStream)) {
                     return Result.failed("获取微信小程序流失败");
                 }
                 // 新生成微信小程序码并上传到七牛云
-                qiniuStorage.store(inputStream, 1, MediaTypeEnum.IMAGE_JPG.getMime(), keyName);
+                qiniuStorage.store(inputStream, 1, MediaTypeEnum.IMAGE_PNG.getMime(), keyName);
                 String qrCodeUrl = qiniuStorage.generateUrl(keyName);
                 logger.info("上传的商品标签二维码url :{}", qrCodeUrl);
                 itemTagQrCode.setQrCode(qrCodeUrl);