import * as React from "react";
import { cn } from "@/lib/utils";
import { Slider as SliderPrimitive } from "radix-ui";

function Slider({
  className,
  defaultValue,
  value,
  min = 0,
  max = 100,
  ...props
}: React.ComponentProps<typeof SliderPrimitive.Root>) {
  const thumbs = React.useMemo(
    () => (Array.isArray(value) ? value : Array.isArray(defaultValue) ? defaultValue : [min, max]),
    [value, defaultValue, min, max],
  );
  // radix 的可访问 slider 角色在 Thumb 上，aria-label 提到 Root 传不进去——改下沉到每个 Thumb。
  const { "aria-label": ariaLabel, ...rootProps } = props;
  return (
    <SliderPrimitive.Root
      data-slot="slider"
      defaultValue={defaultValue}
      value={value}
      min={min}
      max={max}
      className={cn(
        "relative flex w-full touch-none select-none items-center data-[disabled]:opacity-50 data-[orientation=vertical]:h-full data-[orientation=vertical]:min-h-44 data-[orientation=vertical]:w-auto data-[orientation=vertical]:flex-col",
        className,
      )}
      {...rootProps}
    >
      <SliderPrimitive.Track
        data-slot="slider-track"
        className="relative w-full grow overflow-hidden rounded-full bg-muted data-[orientation=horizontal]:h-1.5 data-[orientation=horizontal]:w-full data-[orientation=vertical]:h-full data-[orientation=vertical]:w-1.5"
      >
        <SliderPrimitive.Range
          data-slot="slider-range"
          className="absolute bg-primary data-[orientation=horizontal]:h-full data-[orientation=horizontal]:top-0 data-[orientation=vertical]:w-full"
        />
      </SliderPrimitive.Track>
      {thumbs.map((_, i) => (
        <SliderPrimitive.Thumb
          key={i}
          data-slot="slider-thumb"
          aria-label={Array.isArray(ariaLabel) ? ariaLabel[i] : ariaLabel}
          className="block size-4 shrink-0 rounded-full border border-primary/50 bg-background shadow transition-[color,box-shadow] hover:ring-4 hover:ring-ring/30 focus-visible:ring-4 focus-visible:ring-ring/50 focus-visible:outline-hidden disabled:pointer-events-none disabled:opacity-50"
        />
      ))}
    </SliderPrimitive.Root>
  );
}

export { Slider };