From 3c4fee1db116c11d4f04727cfe076d7c94daeaf2 Mon Sep 17 00:00:00 2001
From: yanzhaofeige <yanzhaofeige@qq.com>
Date: Mon, 30 Sep 2024 12:10:57 +0800
Subject: [PATCH] init

---
 cpzidc-ui/src/components/TopNav/index.vue |  195 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 195 insertions(+), 0 deletions(-)

diff --git a/cpzidc-ui/src/components/TopNav/index.vue b/cpzidc-ui/src/components/TopNav/index.vue
new file mode 100644
index 0000000..86a91c4
--- /dev/null
+++ b/cpzidc-ui/src/components/TopNav/index.vue
@@ -0,0 +1,195 @@
+<template>
+  <el-menu
+    :default-active="activeMenu"
+    mode="horizontal"
+    @select="handleSelect"
+  >
+    <template v-for="(item, index) in topMenus">
+      <el-menu-item :style="{'--theme': theme}" :index="item.path" :key="index" v-if="index < visibleNumber">
+        <svg-icon
+        v-if="item.meta && item.meta.icon && item.meta.icon !== '#'"
+        :icon-class="item.meta.icon"/>
+        {{ item.meta.title }}
+      </el-menu-item>
+    </template>
+
+    <!-- 顶部菜单超出数量折叠 -->
+    <el-submenu :style="{'--theme': theme}" index="more" v-if="topMenus.length > visibleNumber">
+      <template slot="title">更多菜单</template>
+      <template v-for="(item, index) in topMenus">
+        <el-menu-item
+          :index="item.path"
+          :key="index"
+          v-if="index >= visibleNumber">
+          <svg-icon
+            v-if="item.meta && item.meta.icon && item.meta.icon !== '#'"
+            :icon-class="item.meta.icon"/>
+          {{ item.meta.title }}
+        </el-menu-item>
+      </template>
+    </el-submenu>
+  </el-menu>
+</template>
+
+<script>
+import { constantRoutes } from "@/router";
+
+// 隐藏侧边栏路由
+const hideList = ['/index', '/user/profile'];
+
+export default {
+  data() {
+    return {
+      // 顶部栏初始数
+      visibleNumber: 5,
+      // 当前激活菜单的 index
+      currentIndex: undefined
+    };
+  },
+  computed: {
+    theme() {
+      return this.$store.state.settings.theme;
+    },
+    // 顶部显示菜单
+    topMenus() {
+      let topMenus = [];
+      this.routers.map((menu) => {
+        if (menu.hidden !== true) {
+          // 兼容顶部栏一级菜单内部跳转
+          if (menu.path === "/") {
+            topMenus.push(menu.children[0]);
+          } else {
+            topMenus.push(menu);
+          }
+        }
+      });
+      return topMenus;
+    },
+    // 所有的路由信息
+    routers() {
+      return this.$store.state.permission.topbarRouters;
+    },
+    // 设置子路由
+    childrenMenus() {
+      var childrenMenus = [];
+      this.routers.map((router) => {
+        for (var item in router.children) {
+          if (router.children[item].parentPath === undefined) {
+            if(router.path === "/") {
+              router.children[item].path = "/" + router.children[item].path;
+            } else {
+              if(!this.ishttp(router.children[item].path)) {
+                router.children[item].path = router.path + "/" + router.children[item].path;
+              }
+            }
+            router.children[item].parentPath = router.path;
+          }
+          childrenMenus.push(router.children[item]);
+        }
+      });
+      return constantRoutes.concat(childrenMenus);
+    },
+    // 默认激活的菜单
+    activeMenu() {
+      const path = this.$route.path;
+      let activePath = path;
+      if (path !== undefined && path.lastIndexOf("/") > 0 && hideList.indexOf(path) === -1) {
+        const tmpPath = path.substring(1, path.length);
+        activePath = "/" + tmpPath.substring(0, tmpPath.indexOf("/"));
+        if (!this.$route.meta.link) {
+          this.$store.dispatch('app/toggleSideBarHide', false);
+        }
+      } else if(!this.$route.children) {
+        activePath = path;
+        this.$store.dispatch('app/toggleSideBarHide', true);
+      }
+      this.activeRoutes(activePath);
+      return activePath;
+    },
+  },
+  beforeMount() {
+    window.addEventListener('resize', this.setVisibleNumber)
+  },
+  beforeDestroy() {
+    window.removeEventListener('resize', this.setVisibleNumber)
+  },
+  mounted() {
+    this.setVisibleNumber();
+  },
+  methods: {
+    // 根据宽度计算设置显示栏数
+    setVisibleNumber() {
+      const width = document.body.getBoundingClientRect().width / 3;
+      this.visibleNumber = parseInt(width / 85);
+    },
+    // 菜单选择事件
+    handleSelect(key, keyPath) {
+      this.currentIndex = key;
+      const route = this.routers.find(item => item.path === key);
+      if (this.ishttp(key)) {
+        // http(s):// 路径新窗口打开
+        window.open(key, "_blank");
+      } else if (!route || !route.children) {
+        // 没有子路由路径内部打开
+        const routeMenu = this.childrenMenus.find(item => item.path === key);
+        if (routeMenu && routeMenu.query) {
+          let query = JSON.parse(routeMenu.query);
+          this.$router.push({ path: key, query: query });
+        } else {
+          this.$router.push({ path: key });
+        }
+        this.$store.dispatch('app/toggleSideBarHide', true);
+      } else {
+        // 显示左侧联动菜单
+        this.activeRoutes(key);
+        this.$store.dispatch('app/toggleSideBarHide', false);
+      }
+    },
+    // 当前激活的路由
+    activeRoutes(key) {
+      var routes = [];
+      if (this.childrenMenus && this.childrenMenus.length > 0) {
+        this.childrenMenus.map((item) => {
+          if (key == item.parentPath || (key == "index" && "" == item.path)) {
+            routes.push(item);
+          }
+        });
+      }
+      if(routes.length > 0) {
+        this.$store.commit("SET_SIDEBAR_ROUTERS", routes);
+      } else {
+        this.$store.dispatch('app/toggleSideBarHide', true);
+      }
+    },
+    ishttp(url) {
+      return url.indexOf('http://') !== -1 || url.indexOf('https://') !== -1
+    }
+  },
+};
+</script>
+
+<style lang="scss">
+.topmenu-container.el-menu--horizontal > .el-menu-item {
+  float: left;
+  height: 50px !important;
+  line-height: 50px !important;
+  color: #999093 !important;
+  padding: 0 5px !important;
+  margin: 0 10px !important;
+}
+
+.topmenu-container.el-menu--horizontal > .el-menu-item.is-active, .el-menu--horizontal > .el-submenu.is-active .el-submenu__title {
+  border-bottom: 2px solid #{'var(--theme)'} !important;
+  color: #303133;
+}
+
+/* submenu item */
+.topmenu-container.el-menu--horizontal > .el-submenu .el-submenu__title {
+  float: left;
+  height: 50px !important;
+  line-height: 50px !important;
+  color: #999093 !important;
+  padding: 0 5px !important;
+  margin: 0 10px !important;
+}
+</style>

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