<template>
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<view class="uni-breadcrumb-item">
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<view :class="{
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'uni-breadcrumb-item--slot': true,
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'uni-breadcrumb-item--slot-link': to && currentPage !== to
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}" @click="navTo">
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<slot />
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</view>
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<i v-if="separatorClass" class="uni-breadcrumb-item--separator" :class="separatorClass" />
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<text v-else class="uni-breadcrumb-item--separator">{{ separator }}</text>
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</view>
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</template>
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<script>
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/**
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* BreadcrumbItem 面包屑导航子组件
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* @property {String/Object} to 路由跳转页面路径/对象
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* @property {Boolean} replace 在使用 to 进行路由跳转时，启用 replace 将不会向 history 添加新记录(仅 h5 支持）
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*/
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export default {
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data() {
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return {
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currentPage: ""
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}
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},
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options: {
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virtualHost: true
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},
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props: {
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to: {
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type: String,
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default: ''
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},
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replace:{
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type: Boolean,
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default: false
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}
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},
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inject: {
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uniBreadcrumb: {
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from: "uniBreadcrumb",
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default: null
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}
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},
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created(){
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const pages = getCurrentPages()
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const page = pages[pages.length-1]
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if(page){
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this.currentPage = `/${page.route}`
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}
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},
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computed: {
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separator() {
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return this.uniBreadcrumb.separator
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},
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separatorClass() {
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return this.uniBreadcrumb.separatorClass
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}
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},
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methods: {
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navTo() {
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const { to } = this
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if (!to || this.currentPage === to){
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return
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}
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if(this.replace){
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uni.redirectTo({
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url:to
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})
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}else{
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uni.navigateTo({
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url:to
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})
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}
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}
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}
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}
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</script>
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<style lang="scss">
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$uni-primary: #2979ff !default;
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$uni-base-color: #6a6a6a !default;
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$uni-main-color: #3a3a3a !default;
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.uni-breadcrumb-item {
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display: flex;
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align-items: center;
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white-space: nowrap;
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font-size: 14px;
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&--slot {
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color: $uni-base-color;
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padding: 0 10px;
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&-link {
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color: $uni-main-color;
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font-weight: bold;
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/* #ifndef APP-NVUE */
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cursor: pointer;
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/* #endif */
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&:hover {
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color: $uni-primary;
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}
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}
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}
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&--separator {
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font-size: 12px;
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color: $uni-base-color;
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}
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&:first-child &--slot {
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padding-left: 0;
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}
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&:last-child &--separator {
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display: none;
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}
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}
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</style>
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