Function copyToClipboard

src/utils/clipboard.ts:37–67

(
  text: string,
  deps: CopyToClipboardDeps = {}
)

export const SCREENSHOT_COPY_SUCCESS_DURATION = 4000;

export async function copyToClipboard(
  text: string,
  deps: CopyToClipboardDeps = {}
): Promise<boolean> {
  const clipboard = deps.clipboard ?? navigator.clipboard;
  if (clipboard) {
    try {
      await clipboard.writeText(text);
      return true;
    } catch {
      // Fall through to the textarea copy path for older or restricted browsers.
    }
  }

  const documentRef = deps.document ?? document;
  const textarea = documentRef.createElement('textarea');
  textarea.value = text;
  textarea.style.position = 'fixed';
  textarea.style.opacity = '0';
  documentRef.body.appendChild(textarea);
  textarea.select();

  try {
    const execCommand = deps.execCommand ?? documentRef.execCommand.bind(documentRef);
    return execCommand('copy');
  } catch {
    return false;
  } finally {
    documentRef.body.removeChild(textarea);
  }
}

export async function copyWithFeedback(
  text: string,