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Web_Template_Vue3_Dev/library/components/VabSearch/index.vue

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<script lang="ts" setup>
import { computed, nextTick, onMounted, onUnmounted, ref } from 'vue'
import { useRouter } from 'vue-router'
import { storeToRefs } from 'pinia'
import { useRoutesStore } from '@/store/modules/routes'
const isMac = /macintosh|mac os x/i.test(navigator.userAgent)
const MOD_KEY = isMac ? 'metaKey' : 'ctrlKey'
const show = ref(false)
const search = ref('')
const activeIndex = ref(0)
const inputRef = ref<HTMLInputElement | null>(null)
const routesStore = useRoutesStore()
const { getRoutes } = storeToRefs(routesStore)
const router = useRouter()
// 递归平铺所有菜单项
function flattenMenus(
routes: any[],
basePath = '',
parentIcon = undefined
): any[] {
let result: any[] = []
routes.forEach((route) => {
if (route.meta && route.meta.hidden) return
const fullPath = route.path.startsWith('/')
? route.path
: `${basePath}/${route.path}`
const icon =
route.meta && route.meta.icon ? route.meta.icon : parentIcon
if (route.meta && route.meta.title) {
result.push({
title: route.meta.title,
path: fullPath,
icon,
...route.meta,
})
}
if (route.children && route.children.length > 0) {
result = result.concat(
flattenMenus(route.children, fullPath, icon)
)
}
})
return result
}
const menuList = computed(() => flattenMenus(getRoutes.value))
// 搜索历史localStorage
const HISTORY_KEY = 'vab_search_history'
const searchHistory = ref<string[]>([])
function loadHistory() {
const raw = localStorage.getItem(HISTORY_KEY)
searchHistory.value = raw ? JSON.parse(raw) : []
}
function saveHistory(keyword: string) {
if (!keyword) return
let arr = searchHistory.value.filter((item) => item !== keyword)
arr.unshift(keyword)
if (arr.length > 8) arr = arr.slice(0, 8)
searchHistory.value = arr
localStorage.setItem(HISTORY_KEY, JSON.stringify(arr))
}
function removeHistory(keyword: string) {
searchHistory.value = searchHistory.value.filter(
(item) => item !== keyword
)
localStorage.setItem(HISTORY_KEY, JSON.stringify(searchHistory.value))
}
function clearHistory() {
searchHistory.value = []
localStorage.removeItem(HISTORY_KEY)
}
// 简单模糊搜索(可扩展为拼音/多字段)
const filteredMenus = computed(() => {
if (!search.value) return menuList.value
return menuList.value.filter(
(item) =>
item.title.toLowerCase().includes(search.value.toLowerCase()) ||
(item.path &&
item.path
.toLowerCase()
.includes(search.value.toLowerCase()))
)
})
function openSearch() {
show.value = true
search.value = ''
activeIndex.value = 0
loadHistory()
nextTick(() => {
inputRef.value?.focus()
})
}
function closeSearch() {
show.value = false
}
function selectMenu(index: number) {
const item = filteredMenus.value[index]
if (item && item.path) {
saveHistory(search.value)
closeSearch()
// 检查是否为外链
if (
item.target === '_blank' ||
item.path.startsWith('http://') ||
item.path.startsWith('https://') ||
item.path.startsWith('//')
) {
// 外链使用window.open
window.open(item.path, '_blank')
} else {
// 内部路由使用router.push
router.push(item.path)
}
}
}
function selectHistory(keyword: string) {
search.value = keyword
activeIndex.value = 0
nextTick(() => {
inputRef.value?.focus()
})
}
function onKeydown(e: KeyboardEvent) {
if (show.value) {
if (e.key === 'Escape') {
closeSearch()
} else if (e.key === 'ArrowDown') {
e.preventDefault()
activeIndex.value =
(activeIndex.value + 1) % filteredMenus.value.length
} else if (e.key === 'ArrowUp') {
e.preventDefault()
activeIndex.value =
(activeIndex.value - 1 + filteredMenus.value.length) %
filteredMenus.value.length
} else if (e.key === 'Enter') {
selectMenu(activeIndex.value)
}
} else {
if ((e as any)[MOD_KEY] && e.key.toLowerCase() === 'k') {
e.preventDefault()
openSearch()
}
}
}
onMounted(() => {
window.addEventListener('keydown', onKeydown)
})
onUnmounted(() => {
window.removeEventListener('keydown', onKeydown)
})
function onItemClick(idx: number) {
selectMenu(idx)
}
function onInputKeydown(e: KeyboardEvent) {
if (
e.key === 'ArrowDown' ||
e.key === 'ArrowUp' ||
e.key === 'Enter' ||
e.key === 'Escape'
) {
// 交由全局keydown处理
e.preventDefault()
}
}
</script>
<template>
<span class="vab-search-trigger hidden-xs-only">
<vab-icon
icon="search-line"
title="菜单搜索 ({{ isMac ? '⌘+K' : 'Ctrl+K' }})"
@click="openSearch"
/>
</span>
<teleport to="body">
<transition name="fade">
<div
v-if="show"
class="vab-spotlight-mask"
@click.self="closeSearch"
>
<div class="vab-spotlight-card">
<div class="vab-spotlight-input-wrap">
<vab-icon
class="vab-spotlight-input-icon"
icon="search-line"
/>
<input
ref="inputRef"
v-model="search"
autocomplete="off"
class="vab-spotlight-input"
:placeholder="
isMac ? '搜索菜单… (⌘+K)' : '搜索菜单… (Ctrl+K)'
"
@keydown="onInputKeydown"
/>
</div>
<div
v-if="searchHistory.length"
class="vab-spotlight-history-wrap"
>
<div class="vab-spotlight-history">
<div class="vab-spotlight-history-title">
搜索历史
<span
class="vab-spotlight-history-clear"
@click="clearHistory"
>
清空
</span>
</div>
<div class="vab-spotlight-history-list">
<span
v-for="item in searchHistory"
:key="item"
class="vab-spotlight-history-item"
>
<span @click="selectHistory(item)">
{{ item }}
</span>
<vab-icon
class="vab-spotlight-history-del"
icon="close-circle-fill"
@click.stop="removeHistory(item)"
/>
</span>
</div>
</div>
</div>
<ul class="vab-spotlight-list">
<li
v-for="(item, idx) in filteredMenus"
:key="item.path + item.title"
:class="[
'vab-spotlight-item',
{ active: idx === activeIndex },
]"
@mousedown.prevent="onItemClick(idx)"
@mouseenter="activeIndex = idx"
>
<vab-icon
v-if="item.icon"
class="vab-spotlight-item-icon"
:icon="item.icon"
/>
<div class="vab-spotlight-item-content">
<div class="vab-spotlight-item-title">
{{ item.title }}
</div>
<div class="vab-spotlight-item-path">
{{ item.path }}
</div>
</div>
</li>
<li
v-if="filteredMenus.length === 0"
class="vab-spotlight-empty"
>
<div v-if="!search">请输入关键词进行搜索</div>
<div v-else>无匹配菜单</div>
</li>
</ul>
</div>
</div>
</transition>
<button
class="vab-spotlight-fab"
title="菜单搜索 ({{ isMac ? '⌘+K' : 'Ctrl+K' }})"
@click="openSearch"
>
<vab-icon icon="search-line" />
</button>
</teleport>
</template>
<style lang="scss" scoped>
.fade-enter-active,
.fade-leave-active {
transition: opacity 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-enter-from,
.fade-leave-to {
opacity: 0;
}
.vab-spotlight-mask {
position: fixed;
inset: 0;
z-index: 9999;
display: flex;
align-items: center;
justify-content: center;
background: rgba(30, 34, 45, 0.25);
backdrop-filter: blur(2px);
}
.vab-spotlight-card {
display: flex;
flex-direction: column;
width: 600px;
max-width: 96vw;
padding: 0 0 8px 0;
background: rgba(255, 255, 255, 0.92);
border: 1px solid rgba(255, 255, 255, 0.18);
border-radius: 18px;
box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.18);
backdrop-filter: blur(12px) saturate(120%);
animation: fadeInUp 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}
@keyframes fadeInUp {
from {
opacity: 0;
transform: translateY(40px);
}
to {
opacity: 1;
transform: none;
}
}
.vab-spotlight-input-wrap {
display: flex;
align-items: center;
padding: 24px 28px 12px 28px;
}
.vab-spotlight-input-icon {
margin-right: 10px;
font-size: 22px;
color: #666;
}
.vab-spotlight-input {
flex: 1;
padding: 8px 0;
font-size: 20px;
color: #222;
outline: none;
background: transparent;
border: none;
}
.vab-spotlight-list {
max-height: 340px;
padding: 0 8px 0 8px;
margin: 0;
overflow-y: auto;
list-style: none;
}
.vab-spotlight-item {
display: flex;
align-items: center;
padding: 12px 18px;
margin-bottom: 2px;
cursor: pointer;
border-radius: 10px;
transition: background 0.18s;
&:last-child {
margin-bottom: 0;
}
&.active,
&:hover {
background: #f5f5f5;
}
}
.vab-spotlight-item-icon {
margin-right: 14px;
font-size: 26px !important;
color: #666;
}
.vab-spotlight-item-content {
display: flex;
flex-direction: column;
min-width: 0;
}
.vab-spotlight-item-title {
overflow: hidden;
text-overflow: ellipsis;
font-size: 16px;
font-weight: 600;
line-height: 1.2;
color: #222;
white-space: nowrap;
}
.vab-spotlight-item-path {
margin-top: 2px;
overflow: hidden;
text-overflow: ellipsis;
font-size: 12px;
color: #8c8c8c;
white-space: nowrap;
}
.vab-spotlight-empty {
padding: 32px 0 24px 0;
font-size: 15px;
color: #aaa;
text-align: center;
}
.vab-spotlight-fab {
position: fixed;
right: 32px;
bottom: 32px;
z-index: 9999;
display: flex;
align-items: center;
justify-content: center;
width: 56px;
height: 56px;
font-size: 28px;
color: #fff;
cursor: pointer;
outline: none;
background: #666;
border: none;
border-radius: 50%;
box-shadow: 0 4px 16px 0 rgba(102, 102, 102, 0.18);
transition:
background 0.18s,
box-shadow 0.18s,
transform 0.18s;
&:hover {
background: #888;
box-shadow: 0 8px 32px 0 rgba(102, 102, 102, 0.18);
transform: translateY(-2px) scale(1.06);
}
&:active {
background: #555;
transform: scale(0.98);
}
}
@media (max-width: 600px) {
.vab-spotlight-card {
width: 98vw;
min-width: 0;
padding: 0 0 8px 0;
}
.vab-spotlight-input-wrap {
padding: 18px 10px 10px 10px;
}
.vab-spotlight-fab {
right: 16px;
bottom: 16px;
width: 48px;
height: 48px;
font-size: 22px;
}
}
.vab-search-trigger {
display: inline-flex;
align-items: center;
font-size: 22px;
color: #666;
cursor: pointer;
transition: color 0.18s;
&:hover {
color: #666;
}
}
.vab-spotlight-history-wrap {
padding: 0 28px 0 28px;
margin-bottom: 8px;
}
.vab-spotlight-history-title {
display: flex;
align-items: center;
justify-content: space-between;
margin-bottom: 4px;
font-size: 13px;
color: #888;
}
.vab-spotlight-history-clear {
margin-left: 8px;
font-size: 12px;
color: #aaa;
cursor: pointer;
&:hover {
color: #ff4d4f;
}
}
.vab-spotlight-history-list {
display: flex;
flex-wrap: wrap;
gap: 8px 12px;
margin-bottom: 8px;
}
.vab-spotlight-history-item {
display: inline-flex;
align-items: center;
padding: 2px 12px 2px 10px;
font-size: 14px;
color: #666;
cursor: pointer;
background: #f5f7fa;
border-radius: 16px;
transition:
background 0.18s,
color 0.18s;
&:hover {
color: #666;
background: #f5f5f5;
}
}
.vab-spotlight-history-del {
margin-left: 4px;
font-size: 14px;
color: #bbb;
cursor: pointer;
&:hover {
color: #ff4d4f;
}
}
</style>