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perf[Sidebar]: optimize code logic (#1349)

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王洪莹 2019-02-28 13:22:49 +08:00 committed by 花裤衩
parent fc277c75ee
commit c2495545a5
1 changed files with 11 additions and 22 deletions
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21
src/views/layout/components/Sidebar/SidebarItem.vue
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@ -1,36 +1,25 @@
<template> <template>
<div v-if="!item.hidden&&item.children" class="menu-wrapper"> <div v-if="!item.hidden" class="menu-wrapper">
<template v-if="hasOneShowingChild(item.children,item) && (!onlyOneChild.children||onlyOneChild.noShowingChildren)&&!item.alwaysShow"> <template v-if="hasOneShowingChild(item.children,item) && (!onlyOneChild.children||onlyOneChild.noShowingChildren)&&!item.alwaysShow">
<app-link :to="resolvePath(onlyOneChild.path)"> <app-link :to="resolvePath(onlyOneChild.path)">
<el-menu-item :index="resolvePath(onlyOneChild.path)" :class="{'submenu-title-noDropdown':!isNest}"> <el-menu-item :index="resolvePath(onlyOneChild.path)" :class="{'submenu-title-noDropdown':!isNest}">
<item v-if="onlyOneChild.meta" :icon="onlyOneChild.meta.icon||item.meta.icon" :title="generateTitle(onlyOneChild.meta.title)" /> <item v-if="onlyOneChild.meta" :icon="onlyOneChild.meta.icon||(item.meta&&item.meta.icon)" :title="generateTitle(onlyOneChild.meta.title)" />
</el-menu-item> </el-menu-item>
</app-link> </app-link>
</template> </template>
<el-submenu v-else ref="subMenu" :index="resolvePath(item.path)"> <el-submenu v-else ref="subMenu" :index="resolvePath(item.path)">
<template slot="title"> <template slot="title">
<item v-if="item.meta" :icon="item.meta.icon" :title="generateTitle(item.meta.title)" /> <item v-if="item.meta" :icon="item.meta && item.meta.icon" :title="generateTitle(item.meta.title)" />
</template> </template>
<template v-for="child in item.children">
<template v-if="!child.hidden">
<sidebar-item <sidebar-item
v-if="child.children&&child.children.length>0" v-for="child in item.children"
:is-nest="true" :is-nest="true"
:item="child" :item="child"
:key="child.path" :key="child.path"
:base-path="resolvePath(child.path)" :base-path="resolvePath(child.path)"
class="nest-menu" /> class="nest-menu" />
<app-link v-else :to="resolvePath(child.path)" :key="child.name">
<el-menu-item :index="resolvePath(child.path)">
<item v-if="child.meta" :icon="child.meta.icon" :title="generateTitle(child.meta.title)" />
</el-menu-item>
</app-link>
</template>
</template>
</el-submenu> </el-submenu>
</div> </div>
@ -70,7 +59,7 @@ export default {
return {} return {}
}, },
methods: { methods: {
hasOneShowingChild(children, parent) { hasOneShowingChild(children = [], parent) {
const showingChildren = children.filter(item => { const showingChildren = children.filter(item => {
if (item.hidden) { if (item.hidden) {
return false return false