新的版本

src/assets/js/utils.js

@@ -0,0 +1,68 @@
+import { Loading } from 'element-ui';
+
+class Utils {
+
+    constructor() { }
+
+    /**
+     * 初始化链接列表，设置唯一ID
+     */
+    initNavLinkID() {
+        // 加载中提示
+        var loading = Loading.service({
+            customClass: 'loading-link',
+            lock: true,
+            spinner: 'el-icon-loading',
+            text: '载入中，请稍候'
+        });
+
+        var currentIndex = 0;
+        var currentIndexCpy = 0;
+
+        var fn = (obj) => {
+            currentIndex += 1;
+            obj.id = currentIndex;
+
+            // 有链接，无子路径
+            if (obj.links != undefined && obj.sub === undefined) {
+                obj.sub = [];
+            }
+
+            // 递归
+            if (obj.links != undefined) {
+                obj.links.forEach(item => {
+                    // 添加到子路径（适配 Element UI - Tree）
+                    obj.sub.push(item);
+                });
+            }
+
+            // 递归
+            if (obj.sub != undefined) {
+                obj.sub.forEach(item => {
+                    setTimeout(() => {
+                        fn(item);
+                    }, 0);
+                });
+            }
+        };
+
+        // 检测 currentIndex 是否已停止变化
+        var timer = setInterval(() => {
+            if (currentIndex == currentIndexCpy) {
+                clearInterval(timer);
+                // 加载中提示
+                loading.close();
+            }
+
+            // 同步
+            currentIndexCpy = currentIndex;
+        }, 1000);
+
+        return fn;
+    }
+
+}
+
+const utils = new Utils;
+
+export default utils;