(() => {
  'use strict';
  const key = 'novera-wishlist-v1';
  const read = () => { try { return JSON.parse(localStorage.getItem(key) || '[]').map(Number).filter(Boolean); } catch { return []; } };
  const write = (ids) => localStorage.setItem(key, JSON.stringify([...new Set(ids)]));
  const sync = () => {
    const ids = read();
    document.querySelectorAll('[data-wishlist-count]').forEach((node) => { node.textContent = String(ids.length); });
    document.querySelectorAll('[data-wishlist-toggle]').forEach((button) => {
      const active = ids.includes(Number(button.dataset.wishlistToggle));
      button.classList.toggle('is-active', active); button.setAttribute('aria-pressed', active ? 'true' : 'false');
      button.setAttribute('aria-label', active ? 'Удалить из избранного' : 'Добавить в избранное');
    });
    const target = document.querySelector('[data-wishlist-results]');
    if (target && Array.isArray(window.NOVERA_CATALOG)) {
      const products = window.NOVERA_CATALOG.filter((item) => ids.includes(Number(item.id)));
      target.innerHTML = products.length
        ? `<ul class="recovery-wishlist">${products.map((item) => {
            const image = item.image_url || `/wp-content/uploads/2026/07/${item.image}`;
            const action = item.out_of_stock
              ? '<span class="wishlist-cart-button is-disabled" aria-disabled="true">Нет в наличии</span>'
              : `<a href="/?add-to-cart=${item.id}" class="button wishlist-cart-button add_to_cart_button ajax_add_to_cart product_type_simple" data-quantity="1" data-product_id="${item.id}" rel="nofollow">Добавить в корзину</a>`;
            return `<li class="wishlist-card"><a class="wishlist-card__product" href="/product/${item.slug}/"><img src="${image}" alt="${item.title}"><span>${item.title}<small>${item.price_label}</small></span></a>${action}</li>`;
          }).join('')}</ul>`
        : '<p>В избранном пока нет товаров.</p>';
    }
  };
  document.addEventListener('click', (event) => {
    const button = event.target.closest('[data-wishlist-toggle]');
    if (!button) return;
    event.preventDefault();
    const id = Number(button.dataset.wishlistToggle); const ids = read();
    write(ids.includes(id) ? ids.filter((value) => value !== id) : [...ids,id]); sync();
  });
  document.readyState === 'loading' ? document.addEventListener('DOMContentLoaded', sync, {once:true}) : sync();
})();