123 lines
3.5 KiB
TypeScript
123 lines
3.5 KiB
TypeScript
"use client";
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/**
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* SmartSelect
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*
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* 옵션 개수에 따라 자동으로 검색 기능을 제공하는 셀렉트 컴포넌트.
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* - 옵션 5개 미만: 기본 Select (드롭다운)
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* - 옵션 5개 이상: Combobox (검색 + 드롭다운)
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*/
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import React, { useState, useMemo } from "react";
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import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "@/components/ui/select";
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import { Command, CommandEmpty, CommandGroup, CommandInput, CommandItem, CommandList } from "@/components/ui/command";
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import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover";
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import { Button } from "@/components/ui/button";
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import { Check, ChevronsUpDown } from "lucide-react";
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import { cn } from "@/lib/utils";
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const SEARCH_THRESHOLD = 5;
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export interface SmartSelectOption {
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code: string;
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label: string;
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}
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interface SmartSelectProps {
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options: SmartSelectOption[];
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value: string;
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onValueChange: (value: string) => void;
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placeholder?: string;
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disabled?: boolean;
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className?: string;
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}
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export function SmartSelect({
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options,
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value,
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onValueChange,
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placeholder = "선택",
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disabled = false,
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className,
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}: SmartSelectProps) {
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const [open, setOpen] = useState(false);
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const selectedLabel = useMemo(
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() => options.find((o) => o.code === value)?.label,
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[options, value],
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);
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if (options.length < SEARCH_THRESHOLD) {
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return (
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<Select value={value} onValueChange={onValueChange} disabled={disabled}>
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<SelectTrigger className={cn("h-9", className)}>
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<SelectValue placeholder={placeholder} />
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</SelectTrigger>
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<SelectContent>
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{options.map((o) => (
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<SelectItem key={o.code} value={o.code}>
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{o.label}
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</SelectItem>
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))}
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</SelectContent>
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</Select>
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);
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}
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return (
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<Popover open={open} onOpenChange={setOpen}>
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<PopoverTrigger asChild>
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<Button
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variant="outline"
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role="combobox"
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aria-expanded={open}
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disabled={disabled}
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className={cn("h-9 w-full justify-between font-normal", className)}
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>
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<span className="truncate">
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{selectedLabel || <span className="text-muted-foreground">{placeholder}</span>}
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</span>
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<ChevronsUpDown className="ml-2 h-4 w-4 shrink-0 opacity-50" />
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</Button>
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</PopoverTrigger>
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<PopoverContent
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className="p-0"
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style={{ width: "var(--radix-popover-trigger-width)" }}
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align="start"
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>
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<Command
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filter={(val, search) => {
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if (!search) return 1;
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return val.toLowerCase().includes(search.toLowerCase()) ? 1 : 0;
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}}
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>
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<CommandInput placeholder="검색..." className="h-9" />
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<CommandList>
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<CommandEmpty>검색 결과가 없습니다.</CommandEmpty>
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<CommandGroup>
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{options.map((o) => (
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<CommandItem
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key={o.code}
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value={o.label}
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onSelect={() => {
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onValueChange(o.code);
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setOpen(false);
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}}
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>
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<Check
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className={cn(
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"mr-2 h-4 w-4",
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value === o.code ? "opacity-100" : "opacity-0",
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)}
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/>
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{o.label}
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</CommandItem>
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))}
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</CommandGroup>
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</CommandList>
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</Command>
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</PopoverContent>
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</Popover>
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);
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}
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