k_online_ui/src/views/Layout/src/components/Menu/MenuView.vue

<script setup lang="ts">
import { useRoute, useRouter } from 'vue-router'
import { useUserStore } from '@/stores/modules/user'

const route = useRoute()
const router = useRouter()
const userStore = useUserStore()

const isCollapse = defineModel<boolean>()
// [
//   {
//     index: '1',
//     label: 'Dashboard',
//     icon: 'icon_data_fill_b',
//     path: '/dashboard'
//   },
//   {
//     index: '3',
//     label: 'Booking',
//     icon: 'icon_booking__fill_b',
//     path: '/booking'
//   },
//   {
//     index: '4',
//     label: 'Tracking',
//     icon: 'icon_tracking__fill_b',
//     path: '/tracking'
//   },

//   {
//     index: '6',
//     label: 'System Management',
//     icon: 'icon_system__management_fill_b',
//     type: 'list',
//     children: [
//       {
//         index: '5-4',
//         label: 'Operation Log',
//         path: '/Operationlog'
//       }
//     ]
//   }
// ]
const menuList = ref()
watch(
  () => userStore.username,
  () => {
    getMenuList()
  }
)
const getMenuList = () => {
  $api.getMenuList().then((res) => {
    if (res.code === 200) {
      menuList.value = res.data
    }
  })
}
getMenuList()
//监听窗口大小
const handler = () => {
  return (() => {
    let screenWidth = document.body.clientWidth
    if (screenWidth < 1400) {
      isCollapse.value = true
    } else {
      isCollapse.value = false
    }
  })()
}
const listeningWindow = () => {
  window.addEventListener('resize', handler)
}

const unListeningWindow = () => {
  window.removeEventListener('resize', handler)
}

watchEffect(() => {
  listeningWindow()
})

onUnmounted(() => {
  unListeningWindow()
})

const activeMenu = ref()
activeMenu.value = (route.meta?.activeMenu as string) || route.path

// 未登录白名单
const whiteList = ['/login', '/public-tracking', '/public-tracking/detail', '/reset-password']

// 判断是否允许跳转
const isAllowJump = (path: any) => {
  // 判断是否登录
  if (!whiteList.includes(path) && !localStorage.getItem('username')) {
    ElMessage.warning({
      message: 'Please log in to use this feature.',
      grouping: true
    })
    activeMenu.value = route.path // 保持选中状态不变
    return false
  }
  return true
}
// 路由后置守卫
router.afterEach(() => {
  activeMenu.value = (route.meta?.activeMenu as string) || route.path
})
const isVisible = ref(false)
const emits = defineEmits(['changeVisible'])
// 路由跳转函数
const changeRouter = (path: any) => {
  if (sessionStorage.getItem('searchTableQeury') == '{}') {
    sessionStorage.removeItem('searchTableQeury')
  }
  if (sessionStorage.getItem('searchTableQeuryTracking') == '{}') {
    sessionStorage.removeItem('searchTableQeuryTracking')
  }
  isVisible.value = false
  emits('changeVisible', isVisible.value)
  isVisible.value = false
  let toPath = path
  if (path === '/tracking' && !localStorage.getItem('username')) {
    toPath = '/public-tracking'
  }
  // 如果允许跳转，执行跳转
  if (isAllowJump(toPath)) {
    router.push(toPath)
  } else {
    // 如果不允许跳转，保持当前 activeMenu 不变
    nextTick(() => {
      activeMenu.value = (route.meta?.activeMenu as string) || route.path // 确保菜单栏选中状态为当前路径
    })
  }
}

const handleCollapseClick = () => {
  isCollapse.value = !isCollapse.value
}
const menuRef = ref()
</script>

<template>
  <el-menu
    ref="menuRef"
    class="layout-menu"
    @select="changeRouter"
    :default-active="activeMenu"
    :collapse="isCollapse"
  >
    <template v-for="item in menuList" :key="item.index">
      <el-menu-item
        :class="{
          'clear-active-style': route.path === '/login' || route.path === '/reset-password'
        }"
        v-if="item.type !== 'list'"
        :index="item.path"
      >
        <span class="font_family" :class="[`icon-${item.icon}`]"></span>
        <template #title>{{ item.label }}</template>
      </el-menu-item>
      <el-sub-menu v-else :index="item.path">
        <template #title>
          <div class="font_family" style="font-size: 16px" :class="[`icon-${item.icon}`]"></div>
          <span>{{ item.label }}</span>
        </template>
        <template v-for="childrenItem in item.children" :key="childrenItem.index">
          <el-menu-item :index="childrenItem.path">{{ childrenItem.label }}</el-menu-item>
        </template>
      </el-sub-menu>
    </template>
  </el-menu>
  <div class="collapse-icon">
    <div @click="handleCollapseClick">
      <span
        :style="{ transform: isCollapse ? 'rotate(0deg)' : 'rotate(180deg)' }"
        class="font_family icon-icon_menu_collapse_b"
      ></span>
    </div>
  </div>
</template>

<style lang="scss" scoped>
.layout-menu {
  height: calc(100% - 120px);
  border-bottom: 1px solid var(--color-border);
  border-right: none;
  .font_family {
    margin-left: 4px;
    margin-right: 8px;
  }
}
.collapse-icon {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  height: 56px;
  padding-right: 10px;
  div {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 42px;
    height: 100%;
    cursor: pointer;
  }
}
.el-menu-item.is-active {
  background-color: var(--color-mune-active-bg);
  color: var(--color-theme);
  font-weight: 700;
  & > span {
    color: var(--color-theme);
  }
}
.el-menu-item {
  height: 40px;
  margin: 0 12px 2px;
  padding-left: 8px !important;
  border-radius: 6px;
  &:hover {
    background-color: var(--color-mune-active-bg);
  }
  :deep(.el-menu-tooltip__trigger) {
    padding-left: 8px;
  }
}
li.clear-active-style {
  background-color: transparent !important;
  color: var(--color-neutral-1) !important;
  font-weight: normal !important;
  & > span {
    color: var(--color-neutral-1) !important;
  }
}

:deep(.el-sub-menu__title) {
  height: 40px;
  margin: 0 12px;
  padding-left: 8px !important;
  line-height: 40px;
  &:hover {
    background-color: var(--color-mune-active-bg);
  }
}
.el-sub-menu {
  margin-bottom: 2px;
  .el-menu-item {
    padding-left: 36px !important;
  }
}
</style>