Files
speckle-server/packages/frontend-2/components/layout/Menu.vue
T
Kristaps Fabians Geikins b02a07e2b6 feat: Frontend 2.0 MVP
2023-05-08 10:47:01 +03:00

125 lines
4.0 KiB
Vue

<template>
<Menu v-slot="{ open: isMenuOpen }" as="div" class="relative inline-block">
<div>
<MenuButton ref="menuButton" class="hidden" @click.stop.prevent />
<!-- conditional pointer-events-none is necessary to avoid double events when clicking on the button when the menu is already open -->
<div :class="isMenuOpen ? 'pointer-events-none' : ''">
<slot :toggle="toggle" :open="processOpen(isMenuOpen)" />
</div>
</div>
<Transition
enter-active-class="transition duration-100 ease-out"
enter-from-class="transform scale-95 opacity-0"
enter-to-class="transform scale-100 opacity-100"
leave-active-class="transition duration-75 ease-in"
leave-from-class="transform scale-100 opacity-100"
leave-to-class="transform scale-95 opacity-0"
>
<MenuItems
ref="menuItems"
:class="[
'absolute mt-2 w-56 origin-top-right divide-y divide-outline-3 rounded-md bg-foundation shadow-lg ring-1 ring-black ring-opacity-5 focus:outline-none z-40',
menuDirection === HorizontalDirection.Left ? 'right-0' : ''
]"
>
<div v-for="(group, i) in items" :key="i" class="px-1 py-1">
<MenuItem
v-for="item in group"
v-slot="{ active, disabled }"
:key="item.id"
:disabled="item.disabled"
>
<button
:class="buildButtonClassses({ active, disabled })"
@click="chooseItem(item, $event)"
>
<slot name="item" :item="item">{{ item.title }}</slot>
</button>
</MenuItem>
</div>
</MenuItems>
</Transition>
</Menu>
</template>
<script setup lang="ts">
import { Menu, MenuButton, MenuItems, MenuItem } from '@headlessui/vue'
import { Nullable } from '@speckle/shared'
import {
HorizontalDirection,
useResponsiveHorizontalDirectionCalculation
} from '~~/lib/common/composables/window'
import { LayoutMenuItem } from '~~/lib/layout/helpers/components'
const emit = defineEmits<{
(e: 'update:open', val: boolean): void
// eslint-disable-next-line @typescript-eslint/no-explicit-any
(e: 'chosen', val: { event: MouseEvent; item: LayoutMenuItem<any> }): void
}>()
const props = defineProps<{
open?: boolean
/**
* 2D array so that items can be grouped with dividers between them
*/
items: LayoutMenuItem[][]
}>()
const menuItems = ref(null as Nullable<{ el: HTMLDivElement }>)
const { direction: menuDirection } = useResponsiveHorizontalDirectionCalculation({
el: computed(() => menuItems.value?.el || null),
defaultDirection: HorizontalDirection.Left,
stopUpdatesBelowWidth: 300
})
const menuButton = ref(null as Nullable<{ el: HTMLButtonElement }>)
const isOpenInternally = ref(false)
const finalOpen = computed({
get: () => props.open || false,
set: (newVal) => emit('update:open', newVal)
})
const buildButtonClassses = (params: { active?: boolean; disabled?: boolean }) => {
const { active, disabled } = params
const classParts = ['group flex w-full items-center rounded-md px-2 py-2 text-sm']
if (active) {
classParts.push('bg-primary text-foreground-on-primary')
} else if (disabled) {
classParts.push('text-foreground-disabled')
} else {
classParts.push('text-foreground')
}
return classParts.join(' ')
}
const chooseItem = (item: LayoutMenuItem, event: MouseEvent) => {
emit('chosen', { item, event })
}
const toggle = () => menuButton.value?.el.click()
// ok this is a bit hacky, but it's done because of headlessui's limited API
// the point of this is 1) cast any to bool 2) store 'open' state locally
// so that we can access it outside of the template
const processOpen = (val: unknown): val is boolean => {
const isOpen = !!val
isOpenInternally.value = isOpen
return isOpen
}
watch(isOpenInternally, (newVal, oldVal) => {
if (newVal === oldVal) return
finalOpen.value = newVal
})
watch(finalOpen, (shouldBeOpen) => {
if (shouldBeOpen && !isOpenInternally.value) {
toggle()
} else if (!shouldBeOpen && isOpenInternally.value) {
toggle()
}
})
</script>