"use client"

import * as React from "react"
import { Accordion as AccordionPrimitive } from "radix-ui"

import { cn } from "@/lib/utils"
import { ChevronDownIcon, ChevronUpIcon } from "lucide-react"

function Accordion({
  className,
  ...props
}: React.ComponentProps<typeof AccordionPrimitive.Root>) {
  return (
    <AccordionPrimitive.Root
      data-slot="accordion"
      className={cn("flex w-full flex-col", className)}
      {...props}
    />
  )
}

function AccordionItem({
  className,
  ...props
}: React.ComponentProps<typeof AccordionPrimitive.Item>) {
  return (
    <AccordionPrimitive.Item
      data-slot="accordion-item"
      className={cn("not-last:border-b", className)}
      {...props}
    />
  )
}

function AccordionTrigger({
  className,
  children,
  ...props
}: React.ComponentProps<typeof AccordionPrimitive.Trigger>) {
  return (
    <AccordionPrimitive.Header className="flex">
      <AccordionPrimitive.Trigger
        data-slot="accordion-trigger"
        className={cn(
          "group/accordion-trigger relative flex flex-1 items-start justify-between rounded-lg border border-transparent py-2.5 text-left text-sm font-medium transition-all outline-none hover:underline focus-visible:border-ring focus-visible:ring-3 focus-visible:ring-ring/50 focus-visible:after:border-ring disabled:pointer-events-none disabled:opacity-50 **:data-[slot=accordion-trigger-icon]:ml-auto **:data-[slot=accordion-trigger-icon]:size-4 **:data-[slot=accordion-trigger-icon]:text-muted-foreground",
          className
        )}
        {...props}
      >
        {children}
        <ChevronDownIcon data-slot="accordion-trigger-icon" className="pointer-events-none shrink-0 group-aria-expanded/accordion-trigger:hidden" />
        <ChevronUpIcon data-slot="accordion-trigger-icon" className="pointer-events-none hidden shrink-0 group-aria-expanded/accordion-trigger:inline" />
      </AccordionPrimitive.Trigger>
    </AccordionPrimitive.Header>
  )
}

function AccordionContent({
  className,
  children,
  ...props
}: React.ComponentProps<typeof AccordionPrimitive.Content>) {
  // forceMount: kapalı içerik de ilk HTML'de kalır — JS çalıştırmayan
  // tarayıcılar (arama/AI botları) cevapları okuyabilsin. Radix kapalıyken
  // içeriği hiç render etmez; forceMount ile de yükseklik ölçümü kapalıyken 0
  // çıktığı için accordion-up/down keyframe'leri çalışmaz. Aç/kapa bu yüzden
  // grid-rows geçişiyle yapılır; geçiş Content'in KENDİSİNDE değil çocuğunda
  // durur, çünkü Radix ölçüm sırasında Content'in transition-duration'ını
  // sıfırlar. visibility geçişi kapalı içeriği odak/ekran okuyucudan çıkarır.
  return (
    <AccordionPrimitive.Content
      forceMount
      data-slot="accordion-content"
      className="group/accordion-content text-sm"
      {...props}
    >
      <div className="grid grid-rows-[1fr] transition-[grid-template-rows,visibility] duration-200 ease-out group-data-[state=closed]/accordion-content:invisible group-data-[state=closed]/accordion-content:grid-rows-[0fr] motion-reduce:transition-none">
        <div className="min-h-0 overflow-hidden">
          <div
            className={cn(
              "pt-0 pb-2.5 [&_a]:underline [&_a]:underline-offset-3 [&_a]:hover:text-foreground [&_p:not(:last-child)]:mb-4",
              className
            )}
          >
            {children}
          </div>
        </div>
      </div>
    </AccordionPrimitive.Content>
  )
}

export { Accordion, AccordionItem, AccordionTrigger, AccordionContent }