181 lines
4.1 KiB
Vue
181 lines
4.1 KiB
Vue
<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="headerSearchSelect"
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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="item in options" :key="item.path" :value="item" :label="item.title.join(' > ')" />
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</el-select>
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</div>
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</template>
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<script>
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// fuse is a lightweight fuzzy-search module
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// make search results more in line with expectations
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import Fuse from 'fuse.js'
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import path from 'path'
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export default {
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name: 'HeaderSearch',
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data() {
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return {
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search: '',
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options: [],
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searchPool: [],
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show: false,
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fuse: undefined
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}
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},
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computed: {
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routes() {
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return this.$store.getters.permission_routes
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}
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},
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watch: {
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routes() {
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this.searchPool = this.generateRoutes(this.routes)
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},
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searchPool(list) {
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this.initFuse(list)
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},
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show(value) {
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if (value) {
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document.body.addEventListener('click', this.close)
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} else {
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document.body.removeEventListener('click', this.close)
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}
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}
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},
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mounted() {
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this.searchPool = this.generateRoutes(this.routes)
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},
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methods: {
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click() {
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this.show = !this.show
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if (this.show) {
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this.$refs.headerSearchSelect && this.$refs.headerSearchSelect.focus()
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}
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},
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close() {
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this.$refs.headerSearchSelect && this.$refs.headerSearchSelect.blur()
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this.options = []
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this.show = false
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},
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change(val) {
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this.$router.push(val.path)
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this.search = ''
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this.options = []
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this.$nextTick(() => {
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this.show = false
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})
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},
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initFuse(list) {
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this.fuse = 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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maxPatternLength: 32,
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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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generateRoutes(routes, basePath = '/', prefixTitle = []) {
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let res = []
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for (const router of routes) {
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// skip hidden router
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if (router.hidden) { continue }
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const data = {
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path: path.resolve(basePath, router.path),
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title: [...prefixTitle]
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}
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if (router.meta && router.meta.title) {
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data.title = [...data.title, router.meta.title]
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if (router.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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// recursive child routes
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if (router.children) {
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const tempRoutes = this.generateRoutes(router.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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return res
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},
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querySearch(query) {
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if (query !== '') {
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this.options = this.fuse.search(query)
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} else {
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this.options = []
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}
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}
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}
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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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