// Setup happy-dom + wrapper render pour les tests de composants Preact

import { Window } from "happy-dom";

let _window: Window | null = null;

/**
 * Initialise un environnement DOM virtuel via happy-dom.
 * À appeler avant de rendre des composants Preact dans les tests.
 */
export function setupDOM(): void {
  _window = new Window({ url: "http://localhost" });

  // Expose les globals DOM nécessaires à Preact
  const globals = _window as unknown as Record<string, unknown>;
  const target = globalThis as unknown as Record<string, unknown>;

  for (
    const key of [
      "document",
      "navigator",
      "location",
      "HTMLElement",
      "HTMLInputElement",
      "HTMLTextAreaElement",
      "HTMLSelectElement",
      "Event",
      "CustomEvent",
      "KeyboardEvent",
      "MouseEvent",
      "InputEvent",
      "MutationObserver",
      "requestAnimationFrame",
      "cancelAnimationFrame",
    ]
  ) {
    target[key] = globals[key];
  }

  target["window"] = _window;
}

/**
 * Nettoie l'environnement DOM.
 * À appeler dans un afterEach ou à la fin d'un test.
 */
export function cleanupDOM(): void {
  if (_window) {
    const doc = _window.document;
    doc.body.innerHTML = "";
    doc.head.innerHTML = "";
    _window.close();
    _window = null;
  }
}