From 5e440a7dc434c43eb828fa62cf9c12b0078b8565 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子Li <15040126243@163.com>
Date: 星期一, 20 一月 2025 11:36:18 +0800
Subject: [PATCH] !173 发布 5.3.0-BETA 公测版本 Merge pull request !173 from 疯狂的狮子Li/dev

---
 src/components/Breadcrumb/index.vue |   87 +++++++++++++++++++++++++++++--------------
 1 files changed, 59 insertions(+), 28 deletions(-)

diff --git a/src/components/Breadcrumb/index.vue b/src/components/Breadcrumb/index.vue
index 435d0cc..a8b2f68 100644
--- a/src/components/Breadcrumb/index.vue
+++ b/src/components/Breadcrumb/index.vue
@@ -2,8 +2,7 @@
   <el-breadcrumb class="app-breadcrumb" separator="/">
     <transition-group name="breadcrumb">
       <el-breadcrumb-item v-for="(item, index) in levelList" :key="item.path">
-        <span v-if="item.redirect === 'noRedirect' || index == levelList.length - 1" class="no-redirect">{{
-          item.meta?.title }}</span>
+        <span v-if="item.redirect === 'noRedirect' || index == levelList.length - 1" class="no-redirect">{{ item.meta?.title }}</span>
         <a v-else @click.prevent="handleLink(item)">{{ item.meta?.title }}</a>
       </el-breadcrumb-item>
     </transition-group>
@@ -11,42 +10,74 @@
 </template>
 
 <script setup lang="ts">
-import { RouteLocationMatched } from 'vue-router'
+import { RouteLocationMatched } from 'vue-router';
+import usePermissionStore from '@/store/modules/permission';
 
 const route = useRoute();
 const router = useRouter();
-const levelList = ref<RouteLocationMatched[]>([])
+const permissionStore = usePermissionStore();
+const levelList = ref<RouteLocationMatched[]>([]);
 
 const getBreadcrumb = () => {
-    // only show routes with meta.title
-    let matched = route.matched.filter(item => item.meta && item.meta.title);
-    const first = matched[0]
-    // 鍒ゆ柇鏄惁涓洪椤�
-    if (!isDashboard(first)) {
-        matched = ([{ path: '/index', meta: { title: '棣栭〉' } }] as any).concat(matched)
+  // only show routes with meta.title
+  let matched = [];
+  const pathNum = findPathNum(route.path);
+  // multi-level menu
+  if (pathNum > 2) {
+    const reg = /\/\w+/gi;
+    const pathList = route.path.match(reg).map((item, index) => {
+      if (index !== 0) item = item.slice(1);
+      return item;
+    });
+    getMatched(pathList, permissionStore.defaultRoutes, matched);
+  } else {
+    matched = route.matched.filter((item) => item.meta && item.meta.title);
+  }
+  // 鍒ゆ柇鏄惁涓洪椤�
+  if (!isDashboard(matched[0])) {
+    matched = [{ path: '/index', meta: { title: '棣栭〉' } }].concat(matched);
+  }
+  levelList.value = matched.filter((item) => item.meta && item.meta.title && item.meta.breadcrumb !== false);
+};
+const findPathNum = (str, char = '/') => {
+  let index = str.indexOf(char);
+  let num = 0;
+  while (index !== -1) {
+    num++;
+    index = str.indexOf(char, index + 1);
+  }
+  return num;
+};
+const getMatched = (pathList, routeList, matched) => {
+  let data = routeList.find((item) => item.path == pathList[0] || (item.name += '').toLowerCase() == pathList[0]);
+  if (data) {
+    matched.push(data);
+    if (data.children && pathList.length) {
+      pathList.shift();
+      getMatched(pathList, data.children, matched);
     }
-    levelList.value = matched.filter(item => item.meta && item.meta.title && item.meta.breadcrumb !== false)
-}
+  }
+};
 const isDashboard = (route: RouteLocationMatched) => {
-    const name = route && route.name as string
-    if (!name) {
-        return false
-    }
-    return name.trim() === 'Index'
-}
-const handleLink = (item: RouteLocationMatched) => {
-    const { redirect, path } = item
-    redirect ? router.push(redirect as string) : router.push(path)
-}
+  const name = route && (route.name as string);
+  if (!name) {
+    return false;
+  }
+  return name.trim() === 'Index';
+};
+const handleLink = (item) => {
+  const { redirect, path } = item;
+  redirect ? router.push(redirect) : router.push(path);
+};
 
 watchEffect(() => {
-    // if you go to the redirect page, do not update the breadcrumbs
-    if (route.path.startsWith('/redirect/')) return
-    getBreadcrumb()
-})
+  // if you go to the redirect page, do not update the breadcrumbs
+  if (route.path.startsWith('/redirect/')) return;
+  getBreadcrumb();
+});
 onMounted(() => {
-    getBreadcrumb();
-})
+  getBreadcrumb();
+});
 </script>
 
 <style lang="scss" scoped>

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