优化

mp-admin/src/main/java/com/qs/mp/web/controller/api/admin/TicketBoxMgrController.java

@@ -181,6 +181,9 @@ public class TicketBoxMgrController extends BaseApiController {
 				return AjaxResult.error("每包张数必须大于0");
 			}
 		}
+		if (param.getAwardsList().size() <= 1) {
+			return AjaxResult.error("至少需要两个奖级");
+		}
 		String boxId = ticketBoxService.createTicketBox(param);
 		if (StringUtils.isNotBlank(boxId)) {
 			try {