修改

src/main/java/com/chaozhanggui/system/cashierservice/controller/MemberController.java

@@ -98,8 +98,9 @@ public class MemberController {
                              @RequestHeader("loginName") String loginName,
                              @RequestHeader("clientType") String clientType,
                              @RequestParam("flowId") String flowId,
-                             @RequestParam("remark") String remark
+                             @RequestParam("remark") String remark,
+                             @RequestParam("amount") String amount
     ){
-        return memberService.returnAccount(flowId,remark);
+        return memberService.returnAccount(flowId,remark,amount);
     }
 }

src/main/java/com/chaozhanggui/system/cashierservice/service/MemberService.java

@@ -724,8 +724,8 @@ public class MemberService {
     }
 
 
-    public Result returnAccount(String flowId, String remark) {
-        if (ObjectUtil.isEmpty(flowId) || ObjectUtil.isNull(flowId)) {
+    public Result returnAccount(String flowId, String remark,String amount) {
+        if (ObjectUtil.isEmpty(flowId) || ObjectUtil.isNull(flowId)||ObjectUtil.isNull(amount)||ObjectUtil.isEmpty(amount)) {
             return Result.fail(CodeEnum.PARAM);
         }
         TbShopUserFlow flow = tbShopUserFlowMapper.selectByPrimaryKey(Integer.valueOf(flowId));
@@ -737,6 +737,11 @@ public class MemberService {
             return Result.fail(CodeEnum.ORDERRETURN);
         }
 
+        if(N.gt(new BigDecimal(amount),flow.getAmount())){
+            return Result.fail(CodeEnum.INPURAMOUNTERROR);
+        }
+
+
 
         TbShopUser user = tbShopUserMapper.selectByPrimaryKey(flow.getShopUserId());
 
@@ -744,15 +749,8 @@ public class MemberService {
             return Result.fail(CodeEnum.ACCOUNTEIXST);
         }
 
-
-        BigDecimal amount=BigDecimal.ZERO;
-        /**
-         *
-         */
-        if(N.gt(flow.getAmount(),user.getAmount())){
-            amount=user.getAmount();
-        }else {
-            amount=flow.getAmount();
+        if(N.gt(new BigDecimal(amount),user.getAmount())){
+            return Result.fail(CodeEnum.ACCOUNTBALANCEERROR);
         }
 
 
@@ -776,7 +774,7 @@ public class MemberService {
 
             String no = DateUtils.getSsdfTimes();
 
-            PublicResp<OrderReturnResp> publicResp = thirdPayService.returnOrder(url, thirdApply.getAppId(), no, null, flow.getRemark(), "充值退款",amount.setScale(2, RoundingMode.DOWN).multiply(new BigDecimal(100)).longValue(), callBack, null, thirdApply.getAppToken());
+            PublicResp<OrderReturnResp> publicResp = thirdPayService.returnOrder(url, thirdApply.getAppId(), no, null, flow.getRemark(), "充值退款",new BigDecimal(amount).setScale(2, RoundingMode.DOWN).multiply(new BigDecimal(100)).longValue(), callBack, null, thirdApply.getAppToken());
             if (ObjectUtil.isNotNull(publicResp) && ObjectUtil.isNotEmpty(publicResp)) {
                 if ("000000".equals(publicResp.getCode())) {
                     if (!"SUCCESS".equals(publicResp.getObjData().getState()) && !publicResp.getObjData().getState().equals("ING")) {
@@ -793,7 +791,7 @@ public class MemberService {
         } else {
             return Result.fail(CodeEnum.OPARETIONERROR);
         }
-        user.setAmount(user.getAmount().subtract(amount));
+        user.setAmount(user.getAmount().subtract(new BigDecimal(amount)));
         user.setUpdatedAt(System.currentTimeMillis());
         tbShopUserMapper.updateByPrimaryKey(user);
 

src/main/java/com/chaozhanggui/system/cashierservice/service/PayService.java

@@ -805,6 +805,9 @@ public class PayService {
             return Result.fail("余额不足或扣除余额失败");
         }
 
+
+
+
         TbShopUserFlow userFlow = new TbShopUserFlow();
         userFlow.setAmount((payAmount != null && discountAmount != null) ? payAmount : orderInfo.getOrderAmount());
         userFlow.setBalance(shopUser.getAmount());

src/main/java/com/chaozhanggui/system/cashierservice/sign/CodeEnum.java

@@ -118,6 +118,11 @@ public enum CodeEnum {
     ACCOUNTAMOUNT("100043",false,"账户余额不足","fail"),
 
 
+    INPURAMOUNTERROR("100044",false,"输入金额不允许大于订单原始金额","fail"),
+
+
+
+    ACCOUNTBALANCEERROR("100045",false,"账户余额不足","fail"),