"use client"

import * as React from "react"
import { CheckIcon, ChevronDownIcon } from "lucide-react"

import { cn } from "@/lib/utils"
import { Button } from "@/components/ui/button"
import {
  Command,
  CommandEmpty,
  CommandGroup,
  CommandInput,
  CommandItem,
  CommandList,
} from "@/components/ui/command"
import {
  Popover,
  PopoverContent,
  PopoverTrigger,
} from "@/components/ui/popover"

export interface ComboboxOption {
  value: string
  label: string
}

export function Combobox({
  options,
  value,
  onValueChange,
  placeholder = "Pilih...",
  searchPlaceholder = "Cari...",
  emptyText = "Tidak ditemukan",
  disabled,
  className,
}: {
  options: ComboboxOption[]
  value: string
  onValueChange: (value: string) => void
  placeholder?: string
  searchPlaceholder?: string
  emptyText?: string
  disabled?: boolean
  className?: string
}) {
  const [open, setOpen] = React.useState(false)
  const selected = options.find((o) => o.value === value)

  return (
    <Popover open={open} onOpenChange={setOpen}>
      <PopoverTrigger
        render={
          <Button variant="outline" role="combobox" aria-expanded={open} disabled={disabled} className={cn("w-full justify-between font-normal text-start whitespace-normal text-wrap", !selected && "text-muted-foreground", className)}>
            <span className="min-w-0 flex-1 break-words">{selected ? selected.label : placeholder}</span>
            <ChevronDownIcon className="ml-2 size-4 shrink-0 opacity-50" />
          </Button>
        }
      />
      <PopoverContent className="w-(--radix-popover-trigger-width) p-0" align="start">
        <Command
          filter={(value, search) => {
            const opt = options.find((o) => o.value === value)
            if (!opt) return 0
            return opt.label.toLowerCase().includes(search.toLowerCase()) ? 1 : 0
          }}
        >
          <CommandInput placeholder={searchPlaceholder} />
          <CommandList>
            <CommandEmpty>{emptyText}</CommandEmpty>
            <CommandGroup>
              {options.map((opt) => (
                <CommandItem
                  key={opt.value}
                  value={opt.value}
                  onSelect={(currentValue) => {
                    onValueChange(currentValue === value ? "" : currentValue)
                    setOpen(false)
                  }}
                >
                  <CheckIcon className={cn("mr-2 size-4", value === opt.value ? "opacity-100" : "opacity-0")} />
                  {opt.label}
                </CommandItem>
              ))}
            </CommandGroup>
          </CommandList>
        </Command>
      </PopoverContent>
    </Popover>
  )
}