import { marked } from "marked";

function escapeHtml(source: string): string {
  return source
    .replaceAll("&", "&")
    .replaceAll("<", "&lt;")
    .replaceAll(">", "&gt;")
    .replaceAll('"', "&quot;")
    .replaceAll("'", "&#39;");
}

export function renderCommunityMarkdown(source: string): string {
  const html = marked.parse(escapeHtml(source), { breaks: true, gfm: true }) as string;

  return html
    .replaceAll("<a href=", '<a target="_blank" rel="noopener noreferrer" href=')
    .replace(/href="(?:javascript|data):[^"]*"/gi, 'href="#"')
    .replace(/src="(?:javascript):[^"]*"/gi, 'src=""');
}