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DsfrSideMenu.vue
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DsfrSideMenu.vue
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<script lang="ts" setup>
import { ref, watch } from 'vue'
import { useCollapsable } from '../../composables'
import { getRandomId } from '../../utils/random-utils'
import DsfrSideMenuList from './DsfrSideMenuList.vue'
import type { DsfrSideMenuProps } from './DsfrSideMenu.types'
export type { DsfrSideMenuProps }
withDefaults(defineProps<DsfrSideMenuProps>(), {
buttonLabel: 'Dans cette rubrique',
id: () => getRandomId('sidemenu'),
sideMenuListId: () => getRandomId('sidemenu', 'list'),
collapseValue: '-492px',
// @ts-expect-error this is really undefined
menuItems: () => undefined,
headingTitle: '',
})
defineEmits<{ (e: 'toggleExpand', payload: string): void }>()
const {
collapse,
collapsing,
cssExpanded,
doExpand,
onTransitionEnd,
} = useCollapsable()
const expanded = ref(false)
/*
* @see https://github.com/GouvernementFR/dsfr/blob/main/src/core/script/collapse/collapse.js
*/
watch(expanded, (newValue, oldValue) => {
if (newValue !== oldValue) {
doExpand(newValue)
}
})
</script>
<template>
<nav
class="fr-sidemenu"
:aria-labelledby="id"
>
<div class="fr-sidemenu__inner">
<button
class="fr-sidemenu__btn"
:aria-controls="id"
:aria-expanded="expanded"
@click.prevent.stop="expanded = !expanded"
>
{{ buttonLabel }}
</button>
<div
:id="id"
ref="collapse"
class="fr-collapse"
:class="{
'fr-collapse--expanded': cssExpanded, // Need to use a separate data to add/remove the class after a RAF
'fr-collapsing': collapsing,
}"
@transitionend="onTransitionEnd(expanded)"
>
<div class="fr-sidemenu__title">
{{ headingTitle }}
</div>
<!-- @slot Slot par défaut du contenu du menu latéral -->
<slot>
<DsfrSideMenuList
:id="sideMenuListId"
:menu-items="menuItems"
@toggle-expand="$emit('toggleExpand', $event)"
/>
</slot>
</div>
</div>
</nav>
</template>