From 547aab154e85a9a89f1e320f92bd43854d10faeb Mon Sep 17 00:00:00 2001
From: zhuzhuanzhuan
Date: 星期四, 14 十二月 2023 14:12:45 +0800
Subject: [PATCH] 1、调整车间看板页面详情弹窗描述列表内容字段 2、报警分析页面在原有表格中为每个报警号增加子表格，内容为出现此报警号的设备ID以及报警时间等 3、报警分析页面表格请求数据设置加载中动画 4、调整设备参数阈值管理页面添加或编辑阈值上下限输入框为数字输入框，避免上下限数字比较大小时出现问题

---
 src/utils/util.js |   62 ++++++++++++++++++++++++++++++
 1 files changed, 61 insertions(+), 1 deletions(-)

diff --git a/src/utils/util.js b/src/utils/util.js
index 9200d75..fd76ae4 100644
--- a/src/utils/util.js
+++ b/src/utils/util.js
@@ -626,4 +626,64 @@
       },
     })
   }
-}
\ No newline at end of file
+}
+
+/**
+ * 浼戠湢
+ * @param ms 姣
+ * @return {Promise<unknown>}
+ */
+export function sleep(ms) {
+  return new Promise(function (resolve) {
+    return setTimeout(resolve, ms);
+  });
+}
+
+/**
+ * 鑾峰彇鎸囧畾鐨� $refs 瀵硅薄
+ * 鏈夋椂鍊欏彲鑳戒細閬囧埌缁勪欢鏈寕杞藉埌椤甸潰涓殑鎯呭喌锛屽鑷存棤娉曡幏鍙� $refs 涓殑鏌愪釜瀵硅薄
+ * 杩欎釜鏂规硶鍙互绛夊緟鎸傝浇瀹屾垚涔嬪悗鍐嶈繑鍥� $refs 鐨勫璞★紝閬垮厤鎶ラ敊
+ *
+ * 鐢ㄦ硶绀轰緥锛歭et modalRef = getRefPromise(this, 'modal')
+ * @param vm vue瀹炰緥
+ * @param name 瑕佽幏鍙栫殑ref鍚嶇О
+ * @param noComment $el 鏍囩涓嶈兘鏄敞閲�
+ **/
+export function getRefPromise(vm, name, noComment = true) {
+  return new Promise((resolve) => {
+    (function next() {
+      let ref = vm.$refs[name]
+      if (ref && (noComment && ref.$el.tagName)) {
+        resolve(ref)
+      } else {
+        setTimeout(() => {
+          if (noComment) {
+            vm.$forceUpdate()
+          }
+          next()
+        }, 10)
+      }
+    })()
+  })
+}
+
+/**
+ * 瀵煎嚭鏂囦欢xlsx鐨刴ime-type
+ * xls:	application/vnd.ms-excel
+ * @type {string}
+ */
+export const EXPORT_MIME_TYPE = "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet";
+/**
+ * 瀵煎嚭excel鏂囦欢鍚庣紑
+ * @type {string}
+ */
+export const EXPORT_FILE_SUFFIX = ".xlsx";
+
+/**
+ * 瀛楃涓叉槸鍚︿负null鎴杗ull瀛楃涓�
+ * @param str
+ * @return {boolean}
+ */
+export function stringIsNull(str) {
+  return str == null || str === 'null' || str === 'undefined';
+}

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