Files
wishlist/src/lib/components/ui/Dropdown.svelte
2025-12-19 23:13:03 +01:00

120 lines
3.2 KiB
Svelte

<script lang="ts">
import { Button } from '$lib/components/ui/button';
import { scale } from 'svelte/transition';
import { cubicOut } from 'svelte/easing';
import type { Snippet } from 'svelte';
let {
items,
selectedValue,
onSelect,
color,
showCheckmark = true,
icon,
ariaLabel
}: {
items: Array<{ value: string; label: string }>;
selectedValue: string;
onSelect: (value: string) => void;
color?: string | null;
showCheckmark?: boolean;
icon: Snippet;
ariaLabel: string;
} = $props();
let showMenu = $state(false);
const menuClasses = $derived(
color
? 'absolute left-0 sm:right-0 sm:left-auto mt-2 w-40 rounded-md border shadow-lg z-50 backdrop-blur-md'
: 'absolute left-0 sm:right-0 sm:left-auto mt-2 w-40 rounded-md border shadow-lg z-50 backdrop-blur-md border-slate-200 dark:border-slate-800 bg-white/90 dark:bg-slate-950/90'
);
const menuStyle = $derived(
color
? `border-color: ${color}; background-color: ${color}20; backdrop-filter: blur(12px);`
: ''
);
function getItemStyle(itemValue: string): string {
if (!color) return '';
return selectedValue === itemValue ? `background-color: ${color}20;` : '';
}
function toggleMenu() {
showMenu = !showMenu;
}
function handleSelect(value: string) {
onSelect(value);
showMenu = false;
}
function handleClickOutside(event: MouseEvent) {
const target = event.target as HTMLElement;
if (!target.closest('.dropdown-menu')) {
showMenu = false;
}
}
function handleMouseEnter(e: MouseEvent) {
if (color) {
(e.currentTarget as HTMLElement).style.backgroundColor = `${color}15`;
}
}
function handleMouseLeave(e: MouseEvent, itemValue: string) {
if (color) {
(e.currentTarget as HTMLElement).style.backgroundColor =
selectedValue === itemValue ? `${color}20` : 'transparent';
}
}
$effect(() => {
if (showMenu) {
document.addEventListener('click', handleClickOutside);
return () => document.removeEventListener('click', handleClickOutside);
}
});
</script>
<div class="relative dropdown-menu">
<Button variant="outline" size="icon" onclick={toggleMenu} aria-label={ariaLabel}>
{@render icon()}
</Button>
{#if showMenu}
<div
class={menuClasses}
style={menuStyle}
transition:scale={{ duration: 150, start: 0.95, opacity: 0, easing: cubicOut }}
>
<div class="py-1">
{#each items as item}
<button
type="button"
class="w-full text-left px-4 py-2 text-sm transition-colors"
class:hover:bg-slate-100={!color}
class:dark:hover:bg-slate-900={!color}
class:font-bold={selectedValue === item.value}
class:bg-slate-100={selectedValue === item.value && !color}
class:dark:bg-slate-900={selectedValue === item.value && !color}
class:flex={showCheckmark}
class:items-center={showCheckmark}
class:justify-between={showCheckmark}
style={getItemStyle(item.value)}
onmouseenter={handleMouseEnter}
onmouseleave={(e) => handleMouseLeave(e, item.value)}
onclick={() => handleSelect(item.value)}
>
<span>{item.label}</span>
{#if showCheckmark && selectedValue === item.value}
<span class="ml-2"></span>
{/if}
</button>
{/each}
</div>
</div>
{/if}
</div>