santeh-ray/static/js/cart.js

document.addEventListener('DOMContentLoaded', function () {
    document.querySelectorAll('[data-cart-decrement]').forEach(function (button) {
        button.addEventListener('click', function () {
            const quantity = Number(button.dataset.currentQuantity || '0');
            const removeForm = document.getElementById(button.dataset.removeFormId);
            const updateForm = document.getElementById(button.dataset.updateFormId);

            if (quantity <= 1) {
                if (window.confirm('Удалить товар из корзины?') && removeForm) {
                    removeForm.submit();
                }
                return;
            }

            if (updateForm) {
                updateForm.submit();
            }
        });
    });
});