<template>
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<el-breadcrumb class="app-breadcrumb" separator="/">
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<transition-group name="breadcrumb">
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<el-breadcrumb-item v-for="(item,index) in levelList" :key="item.path+index">
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<span v-if="item.redirect==='noRedirect'||index==levelList.length-1" class="no-redirect">{{ item.meta.title }}</span>
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<a v-else @click.prevent="handleLink(item)">{{ item.meta.title }}</a>
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</el-breadcrumb-item>
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</transition-group>
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</el-breadcrumb>
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</template>
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<script>
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import pathToRegexp from 'path-to-regexp'
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export default {
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data() {
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return {
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levelList: null
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}
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},
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watch: {
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$route() {
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this.getBreadcrumb()
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}
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},
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created() {
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this.getBreadcrumb()
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},
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methods: {
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getBreadcrumb() {
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// only show routes with meta.title
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let matched = this.$route.matched.filter(item => item.meta && item.meta.title)
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// 利用reduce方法遍历数组,reduce第一个参数是遍历需要执行的函数，第二个参数是item的初始值
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let obj = {};
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matched = matched.reduce((prev, item) => {
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if (!obj[item.meta.title]) {
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prev.push(item)
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obj[item.meta.title] = true
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}
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return prev
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}, [])
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const first = matched[0]
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if (!this.isDashboard(first)) {
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matched = [{ path: '/', meta: { title: '权益品后台管理' } }].concat(matched)
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}
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this.levelList = matched.filter(item => {
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return item.meta && item.meta.title && item.meta.breadcrumb !== false
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})
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let path = '';
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if(this.$router.options.routes[0]&&this.$router.options.routes[0].children[0]){
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path = this.$router.options.routes[0].children[0].path;
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}else{
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path = this.$router.options.routes[0].path;
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}
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// this.levelList[1].redirect= 'noRedirect'
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// if (this.levelList[2] && this.levelList.length >3 && this.levelList[2].path!='/finance/qyj-reconciliation' ){
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// this.levelList[2].redirect= 'noRedirect'
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// }
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this.levelList[0].path = path;
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},
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isDashboard(route) {
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const name = route && route.name
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if (!name) {
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return false
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}
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return name.trim().toLocaleLowerCase() === 'Dashboard'.toLocaleLowerCase()
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},
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pathCompile(path) {
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// To solve this problem https://github.com/PanJiaChen/vue-element-admin/issues/561
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const { params } = this.$route
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var toPath = pathToRegexp.compile(path)
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return toPath(params)
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},
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handleLink(item) {
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console.log(item)
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const { redirect, path } = item
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if (redirect) {
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this.$router.push(redirect)
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return
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}
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if(this.pathCompile(path)=='/order/dashboard-detail'){
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this.$router.push({path:this.pathCompile(path),query:{
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orderId:this.$route.query.orderId
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}})
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}else{
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if(path=='/finance/settleDetail'){
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this.$router.push({path:this.pathCompile(path),query:{
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id:this.$route.query.id
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}})
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}else{
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this.$router.push(this.pathCompile(path))
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}
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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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.app-breadcrumb.el-breadcrumb {
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display: inline-block;
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font-size: 14px;
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line-height: 50px;
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margin-left: 8px;
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.no-redirect {
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color: #97a8be;
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cursor: text;
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}
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}
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</style>
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