fix： 抽取修改别名方法为全局 修改正则

nezha-fronted/src/components/common/js/tools.js

@@ -864,3 +864,21 @@ export function formatScientificNotation (value, dot = 2) {
     return getTdDom(dom.parentElement);
   }
 } */
+/* 处理legend的别名 */
+export function dealLegendAlias (legend, expression) {
+  if (/\{\{.+\}\}/.test(expression)) {
+    const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
+      const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
+      const reg = new RegExp('\\b' + label + '=".+?"')
+      let value = null
+      if (reg.test(legend)) {
+        const find = legend.match(reg)[0]
+        value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
+      }
+      return value || label
+    })
+    return labelValue
+  } else {
+    return expression
+  }
+}