searchable-select.tsx

import { useEffect, useState } from 'react'
import { LuCheck, LuChevronDown, LuLoaderCircle } from 'react-icons/lu'
import { cn } from '~/utils/tailwind'

import {
  Command,
  CommandEmpty,
  CommandGroup,
  CommandInput,
  CommandItem,
  CommandList,
} from '~/components/ui/command'
import {
  Popover,
  PopoverContent,
  PopoverTrigger,
} from '~/components/ui/popover'

type Option = {
  value: string
  label: string
}

type SearchableSelectProps = {
  placeholder?: string
  onSelect: (value: string) => void
  options: Option[]
  loading?: boolean
  defaultValue?: string
}

export function SearchableSelect({
  placeholder = 'Select an option',
  onSelect,
  options,
  loading = false,
  defaultValue,
}: SearchableSelectProps) {
  const [open, setOpen] = useState(false)
  const [value, setValue] = useState('')

  useEffect(() => {
    if (defaultValue !== undefined) {
      setValue(defaultValue)
    }
  }, [defaultValue])
  return (
    <Popover open={open} onOpenChange={setOpen}>
      <PopoverTrigger asChild>
        <button
          role="combobox"
          aria-expanded={open}
          className="w-[225px] h-9 px-4 py-2 inline-flex items-center gap-2 whitespace-nowrap rounded-md text-sm transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-neutral-950 disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg]:size-4 [&_svg]:shrink-0 justify-between hover:bg-neutral-100 hover:text-neutral-900 font-semibold text-gray-8000"
          disabled={loading}
          type="button"
        >
          <span className="flex-1 text-left overflow-hidden text-ellipsis whitespace-nowrap">
            {loading ? (
              <span className="text-gray-500">{placeholder}</span>
            ) : value ? (
              options.find((option) => option.value === value)?.label
            ) : (
              <span className="text-gray-500">{placeholder}</span>
            )}
          </span>
          {loading ? (
            <LuLoaderCircle className="ml-2 h-4 w-4 animate-spin" />
          ) : (
            <LuChevronDown
              className={cn(
                'ml-2 h-4 w-4 shrink-0 transition-transform duration-200',
                open && 'rotate-180'
              )}
            />
          )}
        </button>
      </PopoverTrigger>
      <PopoverContent className="w-[225px] p-0">
        <Command>
          <CommandInput
            className="focus:outline-none focus:ring-0 focus:border-none "
            placeholder="Search options..."
          />
          <CommandList>
            <CommandEmpty>No option found.</CommandEmpty>
            <CommandGroup>
              {options.map((option) => (
                <CommandItem
                  key={option.value}
                  onSelect={(currentValue) => {
                    setValue(currentValue === value ? '' : option.value)
                    onSelect(currentValue === value ? '' : option.value)
                    setOpen(false)
                  }}
                  className="font-semibold text-gray-8000"
                >
                  <LuCheck
                    className={cn(
                      'mr-2 h-4 w-4',
                      value === option.value ? 'opacity-100' : 'opacity-0'
                    )}
                  />
                  {option.label}
                </CommandItem>
              ))}
            </CommandGroup>
          </CommandList>
        </Command>
      </PopoverContent>
    </Popover>
  )
}