生成订单，订单号重写接口

jeepay-payment/src/main/java/com/jeequan/jeepay/pay/channel/AbstractPaymentService.java

@@ -18,6 +18,8 @@ package com.jeequan.jeepay.pay.channel;
 
 import com.jeequan.jeepay.core.constants.CS;
 import com.jeequan.jeepay.core.entity.PayOrder;
+import com.jeequan.jeepay.pay.model.MchAppConfigContext;
+import com.jeequan.jeepay.pay.rqrs.payorder.UnifiedOrderRQ;
 import com.jeequan.jeepay.pay.service.ConfigContextQueryService;
 import com.jeequan.jeepay.pay.util.ChannelCertConfigKitBean;
 import com.jeequan.jeepay.service.impl.SysConfigService;
@@ -36,6 +38,11 @@ public abstract class AbstractPaymentService implements IPaymentService{
     @Autowired protected ChannelCertConfigKitBean channelCertConfigKitBean;
     @Autowired protected ConfigContextQueryService configContextQueryService;
 
+    @Override
+    public String customPayOrderId(UnifiedOrderRQ bizRQ, PayOrder payOrder, MchAppConfigContext mchAppConfigContext){
+        return null; //使用系统默认支付订单号
+    }
+
     /** 订单分账（一般用作 如微信订单将在下单处做标记） */
     protected boolean isDivisionOrder(PayOrder payOrder){
         //订单分账， 将冻结商户资金。

jeepay-payment/src/main/java/com/jeequan/jeepay/pay/channel/IPaymentService.java

@@ -38,6 +38,10 @@ public interface IPaymentService {
     /** 前置检查如参数等信息是否符合要求， 返回错误信息或直接抛出异常即可  */
     String preCheck(UnifiedOrderRQ bizRQ, PayOrder payOrder);
 
+    /** 自定义支付订单号， 若返回空则使用系统生成订单号 */
+    String customPayOrderId(UnifiedOrderRQ bizRQ, PayOrder payOrder, MchAppConfigContext mchAppConfigContext);
+
+
     /** 调起支付接口，并响应数据；  内部处理普通商户和服务商模式  **/
     AbstractRS pay(UnifiedOrderRQ bizRQ, PayOrder payOrder, MchAppConfigContext mchAppConfigContext) throws Exception;
 

jeepay-payment/src/main/java/com/jeequan/jeepay/pay/ctrl/payorder/AbstractPayOrderController.java

@@ -182,7 +182,13 @@ public abstract class AbstractPayOrderController extends ApiController {
                 throw new BizException(errMsg);
             }
 
+            String newPayOrderId = paymentService.customPayOrderId(bizRQ, payOrder, mchAppConfigContext);
+
+
             if(isNewOrder){
+                if(StringUtils.isNotBlank(newPayOrderId)){ // 自定义订单号
+                    payOrder.setPayOrderId(newPayOrderId);
+                }
                 //订单入库 订单状态： 生成状态  此时没有和任何上游渠道产生交互。
                 payOrderService.save(payOrder);
             }