fix: 网络异常添加重试机制

src/service/http.js

@@ -29,6 +29,8 @@ let reqNum = 0;
 axios.defaults.baseURL = config.basicHost;
 axios.defaults.timeout = 30000;
 
+const wait = async seconds => new Promise(resolve => setTimeout(resolve, seconds));
+
 function beforeRequest() {
   reqNum++;
   store.dispatch("setIsLoading", true);
@@ -88,7 +90,7 @@ axios.interceptors.response.use(
     store.dispatch("setIsPayWait", false);
     return Promise.reject(response.data);
   },
-  err => {
+  async err => {
     afterRequest();
     store.dispatch("setIsPayWait", false);
     // 判断是否取消请求
@@ -100,11 +102,19 @@ axios.interceptors.response.use(
       return Promise.resolve(res);
     }
 
-    // 错误提示
     console.error("axios:", err.message, err);
-    if (axios.isCancel(err)) {
-      console.error("Request canceled!", err);
+    // 提示网络错误时尝试重试
+    if (
+      err.message === "Network Error" &&
+      (!err.config?.retryCount || err.config?.retryCount <= 3)
+    ) {
+      if (!err.config?.retryCount) err.config.retryCount = 1;
+      err.config.retryCount++;
+      await wait(3000);
+      return axios.request(err.config);
     }
+
+    // 错误提示
     if (err.response) {
       err.message = ERR_MESSAGE_MAP.status[err.response.status] || `连接错误${err.response.status}`;
     } else {