ktx/docs-site/components/copy-button.tsx

"use client";

import { useState } from "react";

type Props = {
  text: string;
  className?: string;
};

export function CopyButton({ text, className = "" }: Props) {
  const [copied, setCopied] = useState(false);

  const onClick = async () => {
    try {
      await navigator.clipboard.writeText(text);
      setCopied(true);
      setTimeout(() => setCopied(false), 1500);
    } catch {
      // Older browsers or denied permission - fail silently
    }
  };

  return (
    <button
      type="button"
      onClick={onClick}
      aria-label={copied ? "Copied" : "Copy code"}
      className={`inline-flex items-center justify-center w-7 h-7 rounded-md transition-all hover:bg-white/5 ${className}`}
    >
      {copied ? (
        <svg
          width="14"
          height="14"
          viewBox="0 0 24 24"
          fill="none"
          stroke="currentColor"
          strokeWidth="2.4"
          strokeLinecap="round"
          strokeLinejoin="round"
          className="text-emerald-400"
          aria-hidden="true"
        >
          <polyline points="20 6 9 17 4 12" />
        </svg>
      ) : (
        <svg
          width="13"
          height="13"
          viewBox="0 0 24 24"
          fill="none"
          stroke="currentColor"
          strokeWidth="2"
          strokeLinecap="round"
          strokeLinejoin="round"
          className="opacity-70"
          aria-hidden="true"
        >
          <rect x="9" y="9" width="13" height="13" rx="2" ry="2" />
          <path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1" />
        </svg>
      )}
    </button>
  );
}