添加获取最大折扣接口

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

@@ -14,6 +14,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.math.BigDecimal;
 import java.util.Date;
 import java.util.Objects;
 import java.util.UUID;
@@ -191,4 +192,23 @@ public class LoginService {
 
         return Result.success(SUCCESS,shopInfo);
     }
+
+
+    public Result getStaffDiscount(String token){
+
+        JSONObject jsonObject=  TokenUtil.parseParamFromToken(token);
+        if(Objects.isNull(jsonObject)){
+            return Result.fail(CodeEnum.TOKENTERROR);
+        }
+
+        Integer staffId=Integer.valueOf(jsonObject.getString("staffId"));
+
+        TbPlussShopStaff staff= tbPlussShopStaffMapper.selectByPrimaryKey(staffId);
+        if(Objects.nonNull(staff)&&Objects.nonNull(staff.getMaxDiscountAmount())){
+            return Result.success(SUCCESS,staff.getMaxDiscountAmount());
+        }
+
+        return Result.success(SUCCESS, BigDecimal.ZERO);
+
+    }
 }