pref: 网络异常的情况下需提示网络异常而不是系统出错

resources/assets/js/store/actions.js

@@ -74,8 +74,12 @@ export default {
                     }
                 }
             };
-            params.error = () => {
-                reject({data: {}, msg: "System error"})
+            params.error = (xhr, status) => {
+                if (window.navigator.onLine === false || (status === 0 && xhr.readyState === 4)) {
+                    reject({data: {}, msg: $A.L('网络异常，请稍后再试！')})
+                } else {
+                    reject({data: {}, msg: "System error"})
+                }
             };
             //
             if (params.websocket === true || params.ws === true) {