bug fixes

src/main/java/com/caimei/controller/user/LoginController.java

@@ -112,10 +112,10 @@ public class LoginController {
         calendar.setTime(operationUser.getInvitationCodeTime());
         calendar.add(Calendar.DATE, 2);
         if (operationUser.getStatus().equals("1") && date.getTime() > calendar.getTime().getTime() && operationUser.getDelFlag().equals("0")) {
-            return res.error("-1", "邀请码已失效");
+            return res.error("-2", "邀请码已失效");
         }
         if (operationUser.getStatus().equals("2") && operationUser.getDelFlag().equals("0")) {
-            return res.error("-1", "邀请码已被使用");
+            return res.error("-3", "邀请码已被使用");
         }
         if (!operationUser.getDelFlag().equals("0")) {
             return res.error("-1", "您的账号已下线");