<template>
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<div :class="{ 'show': show }" class="header-search">
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<svg-icon class-name="search-icon" icon-class="search" @click.stop="click"/>
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<el-select
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ref="headerSearchSelectRef"
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v-model="search"
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:remote-method="querySearch"
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filterable
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default-first-option
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remote
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placeholder="Search"
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class="header-search-select"
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@change="change"
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>
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<el-option v-for="option in options" :key="option.item.path" :value="option.item"
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:label="option.item.title.join(' > ')"/>
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</el-select>
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</div>
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</template>
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<script setup lang="ts" name="HeaderSearch">
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import Fuse from 'fuse.js';
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import {getNormalPath} from '@/utils/ruoyi';
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import {isHttp} from '@/utils/validate';
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import usePermissionStore from '@/store/modules/permission';
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import {RouteOption} from 'vue-router';
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type Router = Array<{
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path: string;
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title: string[];
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}>
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const search = ref('');
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const options = ref<any>([]);
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const searchPool = ref<Router>([]);
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const show = ref(false);
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const fuse = ref();
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const headerSearchSelectRef = ref<ElSelectInstance>();
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const router = useRouter();
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const routes = computed(() => usePermissionStore().routes);
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const click = () => {
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show.value = !show.value
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if (show.value) {
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headerSearchSelectRef.value && headerSearchSelectRef.value.focus()
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}
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};
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const close = () => {
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headerSearchSelectRef.value && headerSearchSelectRef.value.blur()
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options.value = []
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show.value = false
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}
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const change = (val: any) => {
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const path = val.path;
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const query = val.query;
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if (isHttp(path)) {
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// http(s):// 路径新窗口打开
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const pindex = path.indexOf("http");
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window.open(path.substr(pindex, path.length), "_blank");
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} else {
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if (query) {
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router.push({ path: path, query: JSON.parse(query) });
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} else {
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router.push(path)
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}
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}
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search.value = ''
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options.value = []
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nextTick(() => {
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show.value = false
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})
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}
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const initFuse = (list: Router) => {
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fuse.value = new Fuse(list, {
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shouldSort: true,
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threshold: 0.4,
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location: 0,
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distance: 100,
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minMatchCharLength: 1,
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keys: [{
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name: 'title',
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weight: 0.7
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}, {
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name: 'path',
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weight: 0.3
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}]
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})
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}
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// Filter out the routes that can be displayed in the sidebar
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// And generate the internationalized title
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const generateRoutes = (routes: RouteOption[], basePath = '', prefixTitle: string[] = []) => {
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let res: Router = []
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routes.forEach(r => {
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// skip hidden router
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if (!r.hidden) {
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const p = r.path.length > 0 && r.path[0] === '/' ? r.path : '/' + r.path;
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const data = {
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path: !isHttp(r.path) ? getNormalPath(basePath + p) : r.path,
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title: [...prefixTitle],
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query: ''
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}
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if (r.meta && r.meta.title) {
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data.title = [...data.title, r.meta.title];
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if (r.redirect !== 'noRedirect') {
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// only push the routes with title
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// special case: need to exclude parent router without redirect
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res.push(data);
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}
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}
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if (r.query) {
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data.query = r.query
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}
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// recursive child routes
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if (r.children) {
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const tempRoutes = generateRoutes(r.children, data.path, data.title);
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if (tempRoutes.length >= 1) {
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res = [...res, ...tempRoutes];
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}
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}
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}
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})
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return res;
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}
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const querySearch = (query: string) => {
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if (query !== '') {
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options.value = fuse.value.search(query)
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} else {
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options.value = []
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}
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}
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onMounted(() => {
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searchPool.value = generateRoutes(routes.value);
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})
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// watchEffect(() => {
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// searchPool.value = generateRoutes(routes.value)
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// })
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watch(show, (value) => {
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if (value) {
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document.body.addEventListener('click', close)
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} else {
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document.body.removeEventListener('click', close)
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}
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})
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watch(searchPool, (list) => {
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initFuse(list)
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})
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</script>
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<style lang="scss" scoped>
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.header-search {
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font-size: 0 !important;
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.search-icon {
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cursor: pointer;
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font-size: 18px;
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vertical-align: middle;
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}
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.header-search-select {
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font-size: 18px;
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transition: width 0.2s;
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width: 0;
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overflow: hidden;
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background: transparent;
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border-radius: 0;
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display: inline-block;
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vertical-align: middle;
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:deep(.el-input__inner) {
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border-radius: 0;
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border: 0;
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padding-left: 0;
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padding-right: 0;
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box-shadow: none !important;
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border-bottom: 1px solid #d9d9d9;
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vertical-align: middle;
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}
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}
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&.show {
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.header-search-select {
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width: 210px;
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margin-left: 10px;
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}
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}
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}
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</style>
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