110 lines
2.8 KiB
Vue
110 lines
2.8 KiB
Vue
<script>
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import { isActive, hashRE, groupHeaders } from '../util'
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export default {
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functional: true,
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props: ['item', 'sidebarDepth'],
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render (h,
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{
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parent: {
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$page,
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$site,
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$route,
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$themeConfig,
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$themeLocaleConfig
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},
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props: {
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item,
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sidebarDepth
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}
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}) {
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// use custom active class matching logic
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// due to edge case of paths ending with / + hash
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const selfActive = isActive($route, item.path)
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// for sidebar: auto pages, a hash link should be active if one of its child
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// matches
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const active = item.type === 'auto'
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? selfActive || item.children.some(c => isActive($route, item.basePath + '#' + c.slug))
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: selfActive
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const link = renderLink(h, item.path, item.title || item.path, active)
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const configDepth = $page.frontmatter.sidebarDepth
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|| sidebarDepth
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|| $themeLocaleConfig.sidebarDepth
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|| $themeConfig.sidebarDepth
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const maxDepth = configDepth == null ? 1 : configDepth
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const displayAllHeaders = $themeLocaleConfig.displayAllHeaders
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|| $themeConfig.displayAllHeaders
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if (item.type === 'auto') {
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return [link, renderChildren(h, item.children, item.basePath, $route, maxDepth)]
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} else if ((active || displayAllHeaders) && item.headers && !hashRE.test(item.path)) {
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const children = groupHeaders(item.headers)
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return [link, renderChildren(h, children, item.path, $route, maxDepth)]
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} else {
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return link
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}
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}
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}
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function renderLink (h, to, text, active) {
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return h('router-link', {
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props: {
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to,
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activeClass: '',
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exactActiveClass: ''
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},
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class: {
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active,
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'sidebar-link': true
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}
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}, text)
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}
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function renderChildren (h, children, path, route, maxDepth, depth = 1) {
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if (!children || depth > maxDepth) return null
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return h('ul', { class: 'sidebar-sub-headers' }, children.map(c => {
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const active = isActive(route, path + '#' + c.slug)
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return h('li', { class: 'sidebar-sub-header' }, [
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renderLink(h, path + '#' + c.slug, c.title, active),
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renderChildren(h, c.children, path, route, maxDepth, depth + 1)
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])
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}))
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}
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</script>
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<style lang="stylus">
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.sidebar .sidebar-sub-headers
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padding-left 1rem
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font-size 0.95em
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a.sidebar-link
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font-size 1em
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font-weight 400
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display inline-block
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color $textColor
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border-left 0.25rem solid transparent
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padding 0.35rem 1rem 0.35rem 1.25rem
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line-height 1.4
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width: 100%
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box-sizing: border-box
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&:hover
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color $accentColor
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&.active
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font-weight 600
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color $accentColor
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border-left-color $accentColor
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.sidebar-group &
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padding-left 2rem
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.sidebar-sub-headers &
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padding-top 0.25rem
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padding-bottom 0.25rem
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border-left none
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&.active
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font-weight 500
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</style>
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