audiobookshelf/client/components/ui/MultiSelectDropdown.vue

132 lines
4.5 KiB
Vue

<template>
<div class="w-full" v-click-outside="closeMenu">
<p class="px-1 text-sm font-semibold">{{ label }}</p>
<div ref="wrapper" class="relative">
<div ref="inputWrapper" style="min-height: 40px" class="flex-wrap relative w-full shadow-sm flex items-center bg-primary border border-gray-600 rounded-md px-2 py-1 cursor-pointer" @click.stop.prevent="clickWrapper" @mouseup.stop.prevent @mousedown.prevent>
<div v-for="item in selectedItems" :key="item.value" class="rounded-full px-2 py-1 ma-0.5 text-xs bg-bg flex flex-nowrap whitespace-nowrap items-center relative">
<div class="w-full h-full rounded-full absolute top-0 left-0 opacity-0 hover:opacity-100 px-1 bg-bg bg-opacity-75 flex items-center justify-end cursor-pointer">
<span class="material-icons text-white hover:text-error" style="font-size: 1.1rem" @click.stop="removeItem(item.value)">close</span>
</div>
{{ item.text }}
</div>
</div>
<ul ref="menu" v-show="showMenu" class="absolute z-50 mt-1 w-full bg-bg border border-black-200 shadow-lg max-h-56 rounded-md py-1 text-base ring-1 ring-black ring-opacity-5 overflow-auto focus:outline-none sm:text-sm" role="listbox" aria-labelledby="listbox-label">
<template v-for="item in items">
<li :key="item.value" class="text-gray-50 select-none relative py-2 pr-9 cursor-pointer hover:bg-black-400" role="option" @click="clickedOption($event, item)" @mouseup.stop.prevent @mousedown.prevent>
<div class="flex items-center">
<span class="font-normal ml-3 block truncate">{{ item.text }}</span>
</div>
<span v-if="selected.includes(item.value)" class="text-yellow-400 absolute inset-y-0 right-0 flex items-center pr-4">
<span class="material-icons text-xl">checkmark</span>
</span>
</li>
</template>
<li v-if="!items.length" class="text-gray-50 select-none relative py-2 pr-9" role="option">
<div class="flex items-center justify-center">
<span class="font-normal">No items</span>
</div>
</li>
</ul>
</div>
</div>
</template>
<script>
export default {
props: {
value: {
type: Array,
default: () => []
},
items: {
type: Array,
default: () => []
},
label: String
},
data() {
return {
showMenu: false,
menu: null
}
},
computed: {
selected: {
get() {
return this.value
},
set(val) {
this.$emit('input', val)
}
},
selectedItems() {
return (this.value || []).map((v) => {
return this.items.find((i) => i.value === v) || {}
})
}
},
methods: {
recalcMenuPos() {
if (!this.menu) return
var boundingBox = this.$refs.inputWrapper.getBoundingClientRect()
this.menu.style.top = boundingBox.y + boundingBox.height - 4 + 'px'
this.menu.style.left = boundingBox.x + 'px'
this.menu.style.width = boundingBox.width + 'px'
},
unmountMountMenu() {
if (!this.$refs.menu) return
this.menu = this.$refs.menu
var boundingBox = this.$refs.inputWrapper.getBoundingClientRect()
this.menu.remove()
document.body.appendChild(this.menu)
this.menu.style.top = boundingBox.y + boundingBox.height - 4 + 'px'
this.menu.style.left = boundingBox.x + 'px'
this.menu.style.width = boundingBox.width + 'px'
},
clickedOption(e, item) {
if (e) {
e.stopPropagation()
e.preventDefault()
}
var newSelected = null
if (this.selected.includes(item.value)) {
newSelected = this.selected.filter((s) => s !== item.value)
} else {
newSelected = this.selected.concat([item.value])
}
this.$emit('input', newSelected)
this.$nextTick(() => {
this.recalcMenuPos()
})
},
closeMenu() {
this.showMenu = false
this.removeListener()
},
clickWrapper() {
this.showMenu = !this.showMenu
if (this.showMenu) this.setListener()
else this.removeListener()
},
removeItem(itemValue) {
var remaining = this.selected.filter((i) => i !== itemValue)
this.$emit('input', remaining)
this.$nextTick(() => {
this.recalcMenuPos()
})
},
scroll() {
this.recalcMenuPos()
},
setListener() {
document.addEventListener('scroll', this.scroll, true)
},
removeListener() {
document.removeEventListener('scroll', this.scroll, true)
}
},
mounted() {}
}
</script>