1、调整订单退款业务逻辑

fs-service/src/main/java/com/fs/live/service/impl/LiveOrderServiceImpl.java

@@ -1567,7 +1567,7 @@ public class LiveOrderServiceImpl implements ILiveOrderService {
                         }
                     } else if ("wxApp".equals(payment.getPayMode()) && "wx_app".equals(payment.getPayTypeCode())) {
                         // 处理微信退款
-                        WxPayService wxPayService = getWxPayService();
+                        WxPayService wxPayService = getWxPayService(payment.getAppId(), payType);
                         WxPayRefundRequest refundRequest = new WxPayRefundRequest();
                         refundRequest.setOutTradeNo("live-"+payment.getPayCode());
                         refundRequest.setOutRefundNo("live-"+payment.getPayCode());
@@ -1695,26 +1695,25 @@ public class LiveOrderServiceImpl implements ILiveOrderService {
     /**
      * 封装微信参数
      *
+     * @param appId 应用appId
+     * @param payType 支付类型
      * @return
      */
-    private WxPayService getWxPayService(){
-        SysConfig sysConfig = configService.selectConfigByConfigKey("app.config");
-        AppConfig config = new Gson().fromJson(sysConfig.getConfigValue(), AppConfig.class);
-        FsCoursePlaySourceConfig fsCoursePlaySourceConfig = fsCoursePlaySourceConfigMapper.selectCoursePlaySourceConfigByAppId(config.getAppId());
-        if (fsCoursePlaySourceConfig == null) {
-            throw new CustomException("未找到appId对应的小程序配置: " + config.getAppId());
+    private WxPayService getWxPayService(String appId, String payType){
+        MerchantAppConfig merchantAppConfig = merchantAppConfigMapper.selectMerchantAppConfigByAppId(appId, payType);
+        if (merchantAppConfig == null) {
+            throw new CustomException("未找到appId对应的商户配置: " + appId);
         }
-        MerchantAppConfig merchantAppConfig = merchantAppConfigMapper.selectMerchantAppConfigById(fsCoursePlaySourceConfig.getMerchantConfigId());
-        FsPayConfig payConfig1 = JSON.parseObject(merchantAppConfig.getDataJson(), FsPayConfig.class);
+        FsPayConfig fsPayConfig = JSON.parseObject(merchantAppConfig.getDataJson(), FsPayConfig.class);
 
         WxPayConfig payConfig = new WxPayConfig();
         payConfig.setAppId(merchantAppConfig.getAppId());
-        payConfig.setMchId(payConfig1.getWxMchId());
-        payConfig.setMchKey(payConfig1.getWxMchKey());
+        payConfig.setMchId(fsPayConfig.getWxMchId());
+        payConfig.setMchKey(fsPayConfig.getWxMchKey());
         payConfig.setSubAppId(StringUtils.trimToNull(null));
         payConfig.setSubMchId(StringUtils.trimToNull(null));
-        payConfig.setKeyPath(payConfig1.getKeyPath());
-        payConfig.setNotifyUrl(payConfig1.getNotifyUrlScrm());
+        payConfig.setKeyPath(fsPayConfig.getKeyPath());
+        payConfig.setNotifyUrl(fsPayConfig.getNotifyUrlScrm());
         WxPayServiceImpl payService = new WxPayServiceImpl();
         payService.setConfig(payConfig);
         return payService;
@@ -1918,7 +1917,7 @@ public class LiveOrderServiceImpl implements ILiveOrderService {
                         }
                     }else if (payment.getPayMode() != null &&"wxApp".equals(payment.getPayMode())) {
                         // 处理微信退款
-                        WxPayService wxPayService = getWxPayService();
+                        WxPayService wxPayService = getWxPayService(payment.getAppId(), payType);
                         WxPayRefundRequest refundRequest = new WxPayRefundRequest();
                         refundRequest.setOutTradeNo("live-"+payment.getPayCode());
                         refundRequest.setOutRefundNo("live-"+payment.getPayCode());