From 7cb91d0efcbff3297de5d8f64948033d13a86142 Mon Sep 17 00:00:00 2001
From: Tevin <tingquanren@163.com>
Date: Tue, 12 Apr 2022 17:58:03 +0800
Subject: [PATCH] 公共方法，增加网络检测
---
common/Tools.js | 34 +++++++++++++++++++++++++++++++++-
1 files changed, 33 insertions(+), 1 deletions(-)
diff --git a/common/Tools.js b/common/Tools.js
index 2b2b6a3..6bd9169 100644
--- a/common/Tools.js
+++ b/common/Tools.js
@@ -28,7 +28,11 @@
* @param {String} [search]
* @return {String|Null}
*/
- static getUrlParam(name, search = window.location.search) {
+ static getUrlParam(name, search) {
+ if (process.env.TARO_ENV === 'weapp') {
+ return null;
+ }
+ search = search || window.location.search;
const reg = new RegExp('(^|&)' + name + '=([^&]*)(&|$)', 'i');
const r = search.substr(1).match(reg);
if (r !== null) {
@@ -65,6 +69,34 @@
}
/**
+ * 检查网络状态
+ */
+ static checkOnlineState(callback) {
+ // 网页模式
+ if (process.env.TARO_ENV === 'h5') {
+ // 网络已开启
+ if (navigator.onLine) {
+ // 用图片资源测试网络状态
+ const img = new Image();
+ img.onload = () => {
+ img.onload = null;
+ callback && callback(true);
+ };
+ img.onerror = () => {
+ img.onerror = null;
+ callback && callback(false);
+ };
+ img.src = 'http://test.zhiheiot.com/download/buildArchive/online.png?t=' + Date.now();
+ }
+ // 网络未开启
+ else {
+ callback && callback(false);
+ }
+ }
+ // 补充：小程序模式用 getNetworkType
+ }
+
+ /**
* 判断是否是数字
* @param {*} data
* @return {Boolean}
--
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