add MultiSelect component, refactor Select for consistency
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2 changed files with 342 additions and 57 deletions
291
src/lib/components/ui/MultiSelect.svelte
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291
src/lib/components/ui/MultiSelect.svelte
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<svelte:options runes={true} />
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<script lang="ts" generics="T extends string | number">
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import { Select as SelectPrimitive } from 'bits-ui'
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import Icon from '../Icon.svelte'
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import checkIcon from '$src/assets/icons/check.svg'
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interface Option {
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value: T
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label: string
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disabled?: boolean
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color?: string
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}
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interface Props {
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options: Option[]
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value?: T[]
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onValueChange?: (value: T[]) => void
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placeholder?: string
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disabled?: boolean
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size?: 'small' | 'medium' | 'large'
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contained?: boolean
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class?: string
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}
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let {
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options = [],
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value = $bindable([]),
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onValueChange,
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placeholder = 'Select...',
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disabled = false,
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size = 'small',
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contained = false,
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class: className = ''
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}: Props = $props()
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// Convert options to string values for Bits UI
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const stringOptions = $derived(
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options.map((opt) => ({
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...opt,
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value: String(opt.value)
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}))
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)
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// Convert value array to string array for Bits UI
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const stringValue = $derived(value.map((v) => String(v)))
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// Get selected labels for display
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const selectedLabels = $derived(() => {
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if (value.length === 0) return null
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if (value.length === 1) {
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return options.find((opt) => opt.value === value[0])?.label
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}
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return `${value.length} selected`
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})
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const selectClasses = $derived(
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[
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'multi-select',
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size,
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contained && 'contained',
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disabled && 'disabled',
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value.length > 0 && 'has-value',
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className
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]
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.filter(Boolean)
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.join(' ')
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)
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function handleValueChange(newValue: string[]) {
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// Convert strings back to original type
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const typedValue = newValue.map((v) =>
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typeof options[0]?.value === 'number' ? Number(v) : v
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) as T[]
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value = typedValue
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onValueChange?.(typedValue)
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}
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</script>
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<SelectPrimitive.Root
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type="multiple"
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value={stringValue}
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onValueChange={handleValueChange}
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{disabled}
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items={stringOptions}
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>
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<SelectPrimitive.Trigger class={selectClasses} data-placeholder={value.length === 0}>
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<span class="text">{selectedLabels() || placeholder}</span>
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<Icon name="chevron-down-small" size={14} class="chevron" />
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</SelectPrimitive.Trigger>
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<SelectPrimitive.Content class="multi-content">
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<SelectPrimitive.Viewport>
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{#each options as option}
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<SelectPrimitive.Item
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value={String(option.value)}
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disabled={option.disabled}
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class="multi-item"
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style={option.color ? `--option-color: ${option.color}` : ''}
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>
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{#snippet children({ selected })}
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<span class="label" class:has-color={!!option.color} class:selected>{option.label}</span
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>
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<span class="check-icon" class:visible={selected}>
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<img src={checkIcon} alt="" />
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</span>
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{/snippet}
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</SelectPrimitive.Item>
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{/each}
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</SelectPrimitive.Viewport>
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</SelectPrimitive.Content>
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</SelectPrimitive.Root>
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<style lang="scss">
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@use '$src/themes/spacing' as *;
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@use '$src/themes/colors' as *;
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@use '$src/themes/typography' as *;
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@use '$src/themes/layout' as *;
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@use '$src/themes/mixins' as *;
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@use '$src/themes/effects' as *;
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// Trigger styling - base styles
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:global([data-select-trigger].multi-select) {
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all: unset;
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box-sizing: border-box;
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-webkit-font-smoothing: antialiased;
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align-items: center;
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background-color: var(--input-bg);
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border-radius: $input-corner;
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border: 1px solid var(--border-color, transparent);
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color: var(--text-primary);
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cursor: pointer;
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display: inline-flex;
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font-family: var(--font-family);
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gap: $unit-half;
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@include smooth-transition($duration-quick, background-color, border-color, box-shadow);
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&:hover:not(.disabled) {
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// background-color: var(--input-bg-hover);
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box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
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}
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&:focus-visible {
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@include focus-ring($blue);
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}
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&.disabled {
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opacity: 0.5;
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cursor: not-allowed;
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}
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&[data-placeholder='true'] .text {
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color: var(--text-tertiary);
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}
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&.has-value {
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border-color: var(--accent-color, $blue);
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background-color: rgba($blue, 0.08);
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}
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.text {
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flex: 1;
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text-align: left;
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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color: var(--text-tertiary);
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}
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:global(.chevron) {
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flex-shrink: 0;
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color: var(--text-tertiary);
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}
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}
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// Size: small
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:global([data-select-trigger].multi-select.small) {
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padding: $unit-half $unit;
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font-size: $font-small;
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min-height: $unit-3x;
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}
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// Size: medium (default for standalone use)
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:global([data-select-trigger].multi-select.medium) {
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padding: $unit calc($unit * 1.5);
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font-size: $font-regular;
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min-height: $unit-4x;
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}
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// Variant: contained
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:global([data-select-trigger].multi-select.contained) {
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background-color: var(--select-contained-bg);
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&:hover:not(.disabled) {
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background-color: var(--select-contained-bg-hover);
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}
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}
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// Dropdown content
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:global([data-select-content].multi-content) {
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background: var(--dialog-bg);
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border-radius: $card-corner;
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border: 1px solid rgba(0, 0, 0, 0.1);
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box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
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padding: $unit-half;
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min-width: var(--bits-select-anchor-width);
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max-height: 280px;
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overflow: auto;
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z-index: 50;
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animation: fadeIn $duration-opacity-fade ease-out;
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@keyframes fadeIn {
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from {
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opacity: 0;
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transform: translateY(-4px);
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}
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to {
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opacity: 1;
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transform: translateY(0);
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}
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}
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}
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// Dropdown items
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:global([data-select-item].multi-item) {
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align-items: center;
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border-radius: $item-corner-small;
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color: var(--text-primary);
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cursor: pointer;
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display: flex;
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gap: $unit;
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padding: $unit calc($unit * 1.5);
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user-select: none;
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font-size: $font-small;
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font-weight: $normal;
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@include smooth-transition($duration-quick, background-color);
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&:hover {
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background-color: var(--option-bg-hover);
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}
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&[data-disabled] {
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color: var(--text-tertiary);
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cursor: not-allowed;
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opacity: 0.5;
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}
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&[data-highlighted] {
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background-color: var(--option-bg-hover);
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}
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.label {
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flex: 1;
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&.selected {
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font-weight: $medium;
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}
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&.has-color {
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&::before {
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content: '';
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display: inline-block;
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width: 8px;
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height: 8px;
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border-radius: 50%;
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background: var(--option-color);
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margin-right: $unit-half;
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}
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}
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}
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.check-icon {
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width: 12px;
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height: 12px;
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flex-shrink: 0;
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display: flex;
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align-items: center;
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justify-content: center;
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img {
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width: 12px;
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height: 12px;
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opacity: 0;
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}
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&.visible img {
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opacity: 1;
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}
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}
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}
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</style>
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@ -209,87 +209,47 @@
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}
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}
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// Select trigger styling (matching Input component)
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:global([data-select-trigger]) {
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// Select trigger styling - base styles
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:global([data-select-trigger].select) {
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all: unset;
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box-sizing: border-box;
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display: inline-flex;
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cursor: pointer;
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}
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:global([data-select-trigger].select) {
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-webkit-font-smoothing: antialiased;
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align-items: center;
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background-color: var(--input-bg);
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border-radius: $input-corner;
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border: 2px solid transparent;
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border: 1px solid var(--border-color, transparent);
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color: var(--text-primary);
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display: flex;
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cursor: pointer;
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display: inline-flex;
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font-family: var(--font-family);
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gap: $unit;
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width: 100%;
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@include smooth-transition($duration-quick, background-color, border-color);
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gap: $unit-half;
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@include smooth-transition($duration-quick, background-color, border-color, box-shadow);
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&:hover:not(.disabled) {
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background-color: var(--input-bg-hover);
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// background-color: var(--input-bg-hover);
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box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
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}
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&:focus-visible {
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@include focus-ring($blue);
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}
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}
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// Size modifiers (matching Button component)
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:global([data-select-trigger].select.small) {
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padding: $unit $unit-2x;
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font-size: $font-small;
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min-height: calc($unit * 3.5);
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}
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:global([data-select-trigger].select.medium) {
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padding: $unit ($unit * 2.5);
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font-size: $font-regular;
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height: calc($unit * 5.5);
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}
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:global([data-select-trigger].select.large) {
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padding: $unit-2x $unit-3x;
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font-size: $font-large;
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min-height: calc($unit * 6.5);
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}
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// Variant modifiers
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:global([data-select-trigger].select.contained) {
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background-color: var(--select-contained-bg);
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&:hover:not(.disabled) {
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background-color: var(--select-contained-bg-hover);
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&.disabled {
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opacity: 0.5;
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cursor: not-allowed;
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}
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}
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// Other modifiers
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:global([data-select-trigger].select.full) {
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width: 100%;
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}
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&[data-placeholder='true'] .text {
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color: var(--text-tertiary);
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}
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:global([data-select-trigger].select.disabled) {
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opacity: 0.5;
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cursor: not-allowed;
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}
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:global([data-select-trigger].select[data-placeholder='true']) .text {
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color: var(--text-tertiary);
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}
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// Inner elements of select trigger
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:global([data-select-trigger].select) {
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.text {
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flex: 1;
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text-align: left;
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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font-weight: $normal;
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color: var(--text-tertiary);
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}
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.image {
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@ -301,10 +261,44 @@
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:global(.chevron) {
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flex-shrink: 0;
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color: var(--text-tertiary);
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margin-left: auto;
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}
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}
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// Size: small
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:global([data-select-trigger].select.small) {
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padding: $unit-half $unit;
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font-size: $font-small;
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min-height: $unit-3x;
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}
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// Size: medium (default)
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:global([data-select-trigger].select.medium) {
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padding: $unit calc($unit * 1.5);
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font-size: $font-regular;
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min-height: $unit-4x;
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}
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// Size: large
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:global([data-select-trigger].select.large) {
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padding: $unit-2x $unit-3x;
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font-size: $font-large;
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min-height: calc($unit * 6);
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}
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// Variant: contained
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:global([data-select-trigger].select.contained) {
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background-color: var(--select-contained-bg);
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&:hover:not(.disabled) {
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background-color: var(--select-contained-bg-hover);
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}
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}
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// Modifier: full width
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:global([data-select-trigger].select.full) {
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width: 100%;
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}
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// Dropdown content styling
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:global([data-select-content].content) {
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background: var(--dialog-bg);
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