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Vue

<script setup>
import { ref, computed, nextTick } from 'vue';
import { OnClickOutside } from '@vueuse/components';
import Button from 'dashboard/components-next/button/Button.vue';
import ComboBoxDropdown from 'dashboard/components-next/combobox/ComboBoxDropdown.vue';
import EmojiIcon from 'dashboard/components-next/emoji-icon-picker/EmojiIcon.vue';
import Spinner from 'dashboard/components-next/spinner/Spinner.vue';
import Icon from 'dashboard/components-next/icon/Icon.vue';
// Drag-reorderable multi-select capped at `max`. The model is the ordered list
// of selected values.
const props = defineProps({
// { value, label, subtitle?, icon?, iconColor? } — icon is an emoji or an
// icon-picker value, and falls back to `fallbackIcon`.
options: {
type: Array,
default: () => [],
},
max: {
type: Number,
default: 3,
},
label: {
type: String,
default: '',
},
addLabel: {
type: String,
default: '',
},
searchPlaceholder: {
type: String,
default: '',
},
emptyState: {
type: String,
default: '',
},
fallbackIcon: {
type: String,
default: 'i-lucide-file-text',
},
// Show skeleton rows while options load, so the row height stays stable.
loading: {
type: Boolean,
default: false,
},
disabled: {
type: Boolean,
default: false,
},
// Let the parent filter `options` (via the `search` event) instead of locally.
serverSearch: {
type: Boolean,
default: false,
},
});
const emit = defineEmits(['search']);
const selectedIds = defineModel({ type: Array, default: () => [] });
const isOpen = ref(false);
const searchQuery = ref('');
const dragIndex = ref(null);
const dropdownRef = ref(null);
const optionsByValue = computed(
() => new Map(props.options.map(option => [option.value, option]))
);
const selectedRows = computed(() =>
selectedIds.value.map(
id => optionsByValue.value.get(id) || { value: id, label: String(id) }
)
);
const remaining = computed(() => props.max - selectedIds.value.length);
const canAddMore = computed(() => selectedIds.value.length < props.max);
const dropdownOptions = computed(() => {
const available = props.options.filter(
option => !selectedIds.value.includes(option.value)
);
if (props.serverSearch) return available;
const query = searchQuery.value.toLowerCase();
return available.filter(option =>
option.label?.toLowerCase().includes(query)
);
});
const onSearch = value => {
searchQuery.value = value;
emit('search', value);
};
const toggleDropdown = () => {
isOpen.value = !isOpen.value;
if (isOpen.value) {
onSearch('');
nextTick(() => dropdownRef.value?.focus());
}
};
const onSelect = option => {
if (!canAddMore.value) return;
selectedIds.value = [...selectedIds.value, option.value];
if (!canAddMore.value) isOpen.value = false;
};
const removeItem = id => {
selectedIds.value = selectedIds.value.filter(value => value !== id);
};
const onDragStart = index => {
dragIndex.value = index;
};
const onDragOver = index => {
if (dragIndex.value === null || dragIndex.value === index) return;
const ids = [...selectedIds.value];
const [moved] = ids.splice(dragIndex.value, 1);
ids.splice(index, 0, moved);
dragIndex.value = index;
selectedIds.value = ids;
};
const onDragEnd = () => {
dragIndex.value = null;
};
</script>
<template>
<div>
<div
v-if="label || $slots.counter"
class="flex items-center justify-between mb-1.5"
>
<label class="text-sm font-medium text-n-slate-12">{{ label }}</label>
<div class="flex items-center gap-2">
<span class="text-xs text-n-slate-10">
<slot name="counter" :remaining="remaining" :max="max" />
</span>
<div class="flex items-center gap-1">
<span
v-for="slot in max"
:key="slot"
class="w-4 h-1 rounded-full"
:class="slot <= selectedIds.length ? 'bg-n-brand' : 'bg-n-slate-4'"
/>
</div>
</div>
</div>
<OnClickOutside @trigger="isOpen = false">
<div
class="flex flex-col gap-1 p-1 border rounded-xl border-n-weak bg-n-background"
:class="{ 'opacity-50 pointer-events-none': disabled }"
>
<div
v-if="loading && selectedIds.length && !isOpen"
class="flex flex-col gap-1 overflow-y-auto max-h-[216px]"
aria-busy="true"
>
<div
v-for="n in selectedIds.length"
:key="n"
class="flex items-center gap-2 px-2 py-1.5 rounded-lg bg-n-alpha-2"
>
<span
class="flex-shrink-0 opacity-40 i-lucide-grip-vertical size-4 text-n-slate-9"
/>
<div class="flex-shrink-0 rounded-md size-6 bg-n-alpha-3" />
<div class="flex-grow min-w-0">
<p class="mb-0 text-sm">
<span
class="inline-block w-32 h-2.5 align-middle rounded bg-n-alpha-3 animate-pulse"
/>
</p>
<p class="mb-0 text-xs">
<span
class="inline-block w-20 h-2 align-middle rounded bg-n-alpha-3 animate-pulse"
/>
</p>
</div>
<span class="flex-shrink-0 size-6" />
</div>
</div>
<div
v-else-if="selectedRows.length"
class="flex flex-col gap-1 overflow-y-auto max-h-[216px]"
>
<div
v-for="(row, index) in selectedRows"
:key="row.value"
draggable="true"
class="flex items-center gap-2 px-2 py-1.5 transition-colors rounded-lg cursor-grab group/row"
:class="
index === dragIndex
? 'opacity-40 bg-n-alpha-3 ring-1 ring-inset ring-n-brand'
: 'bg-n-alpha-2 hover:bg-n-alpha-3'
"
@dragstart="onDragStart(index)"
@dragover.prevent="onDragOver(index)"
@dragend="onDragEnd"
>
<span
class="flex-shrink-0 transition-colors i-lucide-grip-vertical size-4 text-n-slate-9 group-hover/row:text-n-slate-11"
/>
<div
class="flex items-center justify-center flex-shrink-0 text-sm rounded-md size-6 bg-n-alpha-3 text-n-slate-11"
>
<EmojiIcon
v-if="row.icon"
:value="row.icon"
:color="row.iconColor"
class="shrink-0 size-4"
/>
<span v-else class="size-4" :class="fallbackIcon" />
</div>
<div class="flex-grow min-w-0">
<p class="mb-0 text-sm truncate text-n-slate-12">
{{ row.label }}
</p>
<p
v-if="row.subtitle"
class="mb-0 text-xs truncate text-n-slate-10"
>
{{ row.subtitle }}
</p>
</div>
<Button
type="button"
ghost
slate
xs
no-animation
icon="i-lucide-x"
class="flex-shrink-0"
@click="removeItem(row.value)"
/>
</div>
</div>
<div v-if="canAddMore" class="relative">
<Button
type="button"
ghost
slate
sm
no-animation
justify="start"
:label="addLabel"
:disabled="loading && !isOpen"
class="w-full"
@click="toggleDropdown"
>
<template #icon>
<Spinner
v-if="loading && !isOpen"
:size="16"
class="text-n-slate-11"
/>
<Icon
v-else
icon="i-lucide-search"
class="flex-shrink-0 size-4"
/>
</template>
</Button>
<ComboBoxDropdown
ref="dropdownRef"
:open="isOpen"
:options="dropdownOptions"
:search-value="searchQuery"
:search-placeholder="searchPlaceholder"
:empty-state="emptyState"
:loading="loading"
@update:search-value="onSearch"
@select="onSelect"
/>
</div>
</div>
</OnClickOutside>
<p
v-if="selectedIds.length && $slots.note"
class="flex items-center gap-1.5 mt-1.5 mb-0 text-xs text-n-slate-11"
>
<span class="rounded-full size-1.5 bg-n-teal-9" />
<slot name="note" />
</p>
</div>
</template>