添加员工折扣

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

@@ -1505,4 +1505,44 @@ public class PayService {
         tbGroupOrderInfoMapper.update(groupOrderInfo);
         return Result.success(CodeEnum.SUCCESS);
     }
+
+
+    public Result getOrderDiscount(String staffId,String orderId,String token ){
+        if(ObjectUtil.isNull(staffId)||ObjectUtil.isNull(orderId)||ObjectUtil.isEmpty(staffId)||ObjectUtil.isEmpty(orderId)){
+            return Result.fail(CodeEnum.PARAM);
+        }
+        JSONObject tokeObj=  TokenUtil.parseParamFromToken(token);
+        if(Objects.isNull(tokeObj)){
+            return Result.fail(CodeEnum.TOKENTERROR);
+        }
+
+        if(!tokeObj.getString("staffId").equals(staffId)){
+            return Result.fail(CodeEnum.PARAM);
+        }
+
+
+        TbOrderInfo tbOrderInfo= tbOrderInfoMapper.selectByPrimaryKey(Integer.valueOf(orderId));
+        if(ObjectUtil.isNull(tokeObj)||ObjectUtil.isEmpty(tbOrderInfo)){
+            return Result.fail(CodeEnum.ORDERNOEXIST);
+        }
+
+        TbPlussShopStaff staff=tbPlussShopStaffMapper.selectByPrimaryKey(Integer.valueOf(staffId));
+
+        if(ObjectUtil.isEmpty(staff)||ObjectUtil.isNull(staff)){
+            return Result.fail(CodeEnum.STAFFNOEXISTERROE);
+        }
+
+        if(ObjectUtil.isEmpty(staff.getMaxDiscountAmount())||ObjectUtil.isNull(staff.getMaxDiscountAmount())){
+            return Result.success(SUCCESS,BigDecimal.ZERO);
+        }
+
+        if("0".equals(staff.getDiscountType())){
+            staff.setMaxDiscountAmount(staff.getMaxDiscountAmount().divide(tbOrderInfo.getOrderAmount()).setScale(2,BigDecimal.ROUND_DOWN));
+        }
+
+        return Result.success(SUCCESS,staff.getMaxDiscountAmount());
+
+
+
+    }
 }