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window.Wishlist = { storageKey: 'em_wishlist', getItems: function() { try { return JSON.parse(localStorage.getItem(this.storageKey)) || []; } catch(e) { return []; } }, saveItems: function(items) { localStorage.setItem(this.storageKey, JSON.stringify(items)); document.dispatchEvent(new CustomEvent('wishlist:updated', { detail: items })); }, add: function(product) { var items = this.getItems(); if (!items.find(function(i){ return i.id === product.id; })) { items.push(product); this.saveItems(items); } }, remove: function(id) { var items = this.getItems().filter(function(i){ return i.id !== id; }); this.saveItems(items); }, has: function(id) { return !!this.getItems().find(function(i){ return i.id === id; }); }, count: function() { return this.getItems().length; }, clear: function() { this.saveItems([]); } }; document.addEventListener('DOMContentLoaded', function() { document.querySelectorAll('[data-wishlist-add]').forEach(function(btn) { var id = btn.getAttribute('data-wishlist-add'); if (window.Wishlist.has(id)) btn.classList.add('in-wishlist'); btn.addEventListener('click', function(e) { e.preventDefault(); var product = { id: btn.getAttribute('data-wishlist-add'), title: btn.getAttribute('data-title'), price: btn.getAttribute('data-price'), image: btn.getAttribute('data-image'), url: btn.getAttribute('data-url'), brand: btn.getAttribute('data-brand') || '' }; if (window.Wishlist.has(product.id)) { window.Wishlist.remove(product.id); btn.classList.remove('in-wishlist'); } else { window.Wishlist.add(product); btn.classList.add('in-wishlist'); } updateWishlistCount(); }); }); updateWishlistCount(); }); function updateWishlistCount() { var count = window.Wishlist.count(); document.querySelectorAll('[data-wishlist-count]').forEach(function(el) { el.textContent = count; el.style.display = count > 0 ? 'inline-flex' : 'none'; }); } document.addEventListener('wishlist:updated', updateWishlistCount); ♡ Wishlist