有效时段增加校验

src/views/system/coupon/durationIndex.vue

@@ -569,7 +569,13 @@ export default {
         ],
         endDate: [
           {required: true, message: "有效期结束不能为空", trigger: "change"}
-        ]
+        ],
+        validStartTime: [
+          {required: true, message: "有效开始时段不能为空", trigger: "change"}
+        ],
+        validEndTime: [
+          {required: true, message: "有效结束时段不能为空", trigger: "change"}
+        ],
       },
       // 是否显示弹出层
       open: false,