From 3ec2e141cc46b929bf3322f8fd94fc7960b15e43 Mon Sep 17 00:00:00 2001
From: owen05 <liuhongnan53@163.com>
Date: Fri, 11 Jun 2021 14:23:43 +0800
Subject: [PATCH] update userQuota template

---
 contracts/DODOFee/UserQuota.sol | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/contracts/DODOFee/UserQuota.sol b/contracts/DODOFee/UserQuota.sol
index d75027a..3403a50 100644
--- a/contracts/DODOFee/UserQuota.sol
+++ b/contracts/DODOFee/UserQuota.sol
@@ -9,7 +9,11 @@ pragma solidity 0.6.9;
 
 import {Ownable} from "../lib/Ownable.sol";
 
-contract UserQuota is Ownable {
+interface IQuota {
+    function getUserQuota(address user) external view returns (int);
+}
+
+contract UserQuota is Ownable, IQuota {
 
     mapping(address => uint256) public userQuota;
     uint256 constant quota = 375 * 10**6; //For example 375u on eth
@@ -21,7 +25,7 @@ contract UserQuota is Ownable {
         }
     }
 
-    function getUserQuota(address user) external view returns (uint256) {
-        return userQuota[user];
+    function getUserQuota(address user) override external view returns (int) {
+        return int(userQuota[user]);
     }
 }