119 lines
3.9 KiB
TypeScript
119 lines
3.9 KiB
TypeScript
'use client'
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import * as React from 'react'
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import { CheckIcon, ChevronsUpDown } from 'lucide-react'
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import { cn } from '@/lib/utils'
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import { Button } from '@/components/ui/button'
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import {
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Command,
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CommandEmpty,
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CommandGroup,
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CommandInput,
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CommandItem,
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CommandList,
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} from '@/components/ui/command'
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import {
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Popover,
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PopoverContent,
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PopoverTrigger,
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} from '@/components/ui/popover'
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import { ScrollArea } from '@/components/ui/scroll-area'
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import { COUNTRIES } from '@/lib/countries'
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// Build sorted country list from the canonical COUNTRIES source
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const countryList = Object.entries(COUNTRIES)
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.map(([code, info]) => ({ code, name: info.name }))
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.sort((a, b) => a.name.localeCompare(b.name))
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/** Renders a country flag image from flagcdn.com CDN */
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function CountryFlagImg({ code, size = 20, className }: { code: string; size?: number; className?: string }) {
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return (
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<img
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src={`https://flagcdn.com/w${size}/${code.toLowerCase()}.png`}
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srcSet={`https://flagcdn.com/w${size * 2}/${code.toLowerCase()}.png 2x`}
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width={size}
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height={Math.round(size * 0.75)}
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alt={code}
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className={cn('inline-block rounded-[2px]', className)}
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loading="lazy"
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/>
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)
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}
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export type Country = { code: string; name: string }
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interface CountrySelectProps {
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value?: string
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onChange?: (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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const CountrySelect = React.forwardRef<HTMLButtonElement, CountrySelectProps>(
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({ value, onChange, placeholder = 'Select country...', disabled, className }, ref) => {
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const [open, setOpen] = React.useState(false)
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const selectedCountry = countryList.find((c) => c.code === value)
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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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ref={ref}
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variant="outline"
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role="combobox"
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aria-expanded={open}
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className={cn('w-full justify-between font-normal', className)}
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disabled={disabled}
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>
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{selectedCountry ? (
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<span className="flex items-center gap-2">
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<CountryFlagImg code={selectedCountry.code} size={20} />
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<span>{selectedCountry.name}</span>
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</span>
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) : (
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<span className="text-muted-foreground">{placeholder}</span>
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)}
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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 className="w-[--radix-popover-trigger-width] p-0" align="start">
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<Command>
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<CommandInput placeholder="Search country..." />
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<CommandList>
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<ScrollArea className="h-72">
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<CommandEmpty>No country found.</CommandEmpty>
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<CommandGroup>
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{countryList.map((country) => (
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<CommandItem
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key={country.code}
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value={country.name}
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onSelect={() => {
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onChange?.(country.code)
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setOpen(false)
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}}
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className="gap-2"
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>
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<CountryFlagImg code={country.code} size={20} />
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<span className="flex-1">{country.name}</span>
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<CheckIcon
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className={cn(
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'ml-auto h-4 w-4',
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value === country.code ? 'opacity-100' : 'opacity-0'
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)}
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/>
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</CommandItem>
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))}
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</CommandGroup>
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</ScrollArea>
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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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)
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CountrySelect.displayName = 'CountrySelect'
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export { CountrySelect, countryList as countries, CountryFlagImg }
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