shadcn-ui/apps/v4/examples/base/ui/accordion.tsx

"use client"

import { cn } from "@/examples/base/lib/utils"
import { Accordion as AccordionPrimitive } from "@base-ui/react/accordion"

import { IconPlaceholder } from "@/app/(create)/components/icon-placeholder"

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

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

function AccordionTrigger({
  className,
  children,
  ...props
}: AccordionPrimitive.Trigger.Props) {
  return (
    <AccordionPrimitive.Header className="flex">
      <AccordionPrimitive.Trigger
        data-slot="accordion-trigger"
        className={cn(
          "focus-visible:ring-ring/50 focus-visible:border-ring focus-visible:after:border-ring **:data-[slot=accordion-trigger-icon]:text-muted-foreground 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:ring-[3px] disabled:pointer-events-none disabled:opacity-50 **:data-[slot=accordion-trigger-icon]:ml-auto **:data-[slot=accordion-trigger-icon]:size-4",
          className
        )}
        {...props}
      >
        {children}
        <IconPlaceholder
          lucide="ChevronDownIcon"
          tabler="IconChevronDown"
          data-slot="accordion-trigger-icon"
          hugeicons="ArrowDown01Icon"
          phosphor="CaretDownIcon"
          remixicon="RiArrowDownSLine"
          className="pointer-events-none shrink-0 group-aria-expanded/accordion-trigger:hidden"
        />
        <IconPlaceholder
          lucide="ChevronUpIcon"
          tabler="IconChevronUp"
          data-slot="accordion-trigger-icon"
          hugeicons="ArrowUp01Icon"
          phosphor="CaretUpIcon"
          remixicon="RiArrowUpSLine"
          className="pointer-events-none hidden shrink-0 group-aria-expanded/accordion-trigger:inline"
        />
      </AccordionPrimitive.Trigger>
    </AccordionPrimitive.Header>
  )
}

function AccordionContent({
  className,
  children,
  ...props
}: AccordionPrimitive.Panel.Props) {
  return (
    <AccordionPrimitive.Panel
      data-slot="accordion-content"
      className="data-open:animate-accordion-down data-closed:animate-accordion-up overflow-hidden text-sm"
      {...props}
    >
      <div
        className={cn(
          "[&_a]:hover:text-foreground h-(--accordion-panel-height) pt-0 pb-2.5 data-ending-style:h-0 data-starting-style:h-0 [&_a]:underline [&_a]:underline-offset-3 [&_p:not(:last-child)]:mb-4",
          className
        )}
      >
        {children}
      </div>
    </AccordionPrimitive.Panel>
  )
}

export { Accordion, AccordionItem, AccordionTrigger, AccordionContent }