on": our button replaces Buy Now. "off": nothing in stock. var BUTTON_ATTR = 'data-neo-cod-card-btn'; // our button's wrapper var ORDER_ATTR = 'data-neo-cod-card-order'; // hidden form our button orders from // Wrappers made by this script. A slider clone's copy of one is not in here: // cloning copies the markup but not the click handler. var made = new WeakSet(); var onProductPage = COD.PageDetector.isProductPage(); // --------------------------------------------------------------------------- // Styles // --------------------------------------------------------------------------- var LIVE = 'html:not([data-cod-disabled="true"]):not([data-cod-country-pending="true"]) '; var WRAPPER = '.cod-btn-wrapper[' + BUTTON_ATTR + ']'; var style = document.createElement('style'); style.id = 'neo-cod-card-fix'; style.textContent = [ WRAPPER + '{margin:0!important;width:100%!important}', // The search grid's first card loses its Buy Now

(the browser drops a // form nested in the search form), so there the wrapper is a flex item. '.ella-card-actions>' + WRAPPER + ',.custom-card-actions>' + WRAPPER + '{flex:1 1 0%;width:auto!important}', '[' + BUTTON_ATTR + '] .cod-buy-btn:hover{opacity:1}', LIVE + '[' + CARD_ATTR + '="on"] .ella-buy-now-btn:not([data-cod-button]),' + LIVE + '[' + CARD_ATTR + '="on"] .buy-now-btn:not([data-cod-button]){display:none!important}', '[' + CARD_ATTR + '] .cod-btn-wrapper:not([' + BUTTON_ATTR + ']){display:none!important}', 'form[' + ORDER_ATTR + ']{display:none!important}' ].join('\n'); document.head.appendChild(style); // --------------------------------------------------------------------------- // Stock: which variant a card can actually order // --------------------------------------------------------------------------- // theme variant id -> { id: variant to order, productId, soldOut } var stock = {}; var asked = {}; var queue = []; var STOCK_QUERY = 'query NeoCodCardStock($ids: [ID!]!) { nodes(ids: $ids) { ... on ProductVariant {' + ' id availableForSale product { id availableForSale variants(first: 100) { nodes { id availableForSale } } } } } }'; function numericId(gid) { return String(gid || '').split('/').pop(); } function askStock(variantId) { if (asked[variantId]) return; asked[variantId] = true; queue.push(variantId); } function flushStock() { if (!queue.length || !COD.StorefrontAPI || typeof COD.StorefrontAPI.query !== 'function') return; var ids = queue.splice(0, queue.length); for (var i = 0; i < ids.length; i += 100) fetchStock(ids.slice(i, i + 100)); } function fetchStock(ids) { var gids = ids.map(function (id) { return 'gid://shopify/ProductVariant/' + id; }); // Inside a promise so nothing can throw into the app's injection pass. var request = new Promise(function (resolve) { resolve(COD.StorefrontAPI.query(STOCK_QUERY, { ids: gids })); }); var timeout = new Promise(function (resolve) { setTimeout(resolve, 8000); }); Promise.race([request, timeout]) .catch(function () { return null; }) .then(function (response) { var nodes = response && response.data && response.data.nodes; ids.forEach(function (id, index) { var node = nodes && nodes[index]; // No answer: keep the theme's variant, exactly as before. if (!node || !node.product) { stock[id] = { id: id }; return; } var entry = { id: id, productId: numericId(node.product.id) }; if (!node.product.availableForSale) { entry.soldOut = true; } else if (!node.availableForSale) { var inStock = (node.product.variants.nodes || []).filter(function (v) { return v.availableForSale; })[0]; if (inStock) entry.id = numericId(inStock.id); } stock[id] = entry; }); run(); }); } // --------------------------------------------------------------------------- // Cards // --------------------------------------------------------------------------- function themeVariantId(card) { var inputs = card.querySelectorAll('input[name="id"]'); for (var i = 0; i < inputs.length; i++) { if (inputs[i].closest('form[' + ORDER_ATTR + ']')) continue; var value = String(inputs[i].value || '').trim(); if (/^\d+$/.test(value)) return value; } return null; } // A hidden form holding what this card's button orders. The app's button reads // the variant and quantity from the form it was given, so a form of our own // lets the variant be corrected without touching the theme's forms. It has no // button, so the app never takes it for one of the theme's product forms. function orderForm(card, themeId) { var form = card.querySelector('form[' + ORDER_ATTR + ']'); if (!form) { form = document.createElement('form'); form.setAttribute(ORDER_ATTR, ''); form.setAttribute('action', '/cart/add'); form.setAttribute('method', 'post'); ['id', 'quantity', 'product-id'].forEach(function (name) { var input = document.createElement('input'); input.type = 'hidden'; input.name = name; form.appendChild(input); }); card.appendChild(form); } var known = stock[themeId]; form.querySelector('[name="id"]').value = (known && known.id) || themeId; form.querySelector('[name="quantity"]').value = '1'; form.querySelector('[name="product-id"]').value = card.getAttribute('data-product-id') || (known && known.productId) || ''; return form; } // Off the product page the app injects into a card only when the card passes // the merchant's settings, so its buttons there are its answer. function appAccepted(card) { return !!card.querySelector('.cod-btn-wrapper:not([' + BUTTON_ATTR + ']) [data-cod-button]'); } // On the product page the app leaves the cards alone: ask its own rules. function productPageAccepts(form) { var injector = COD.Injector; var targeting = COD.TargetingHelper; if (COD.SettingsManager.getFormType() !== 'popup') return false; if (!COD.PageDetector.shouldShowCOD()) return false; if (typeof injector._isFormSoldOut === 'function' && injector._isFormSoldOut(form)) return false; if (targeting && typeof targeting.isFormTargetedCombined === 'function' && !targeting.isFormTargetedCombined(form)) return false; return true; } function setCardState(card, state) { if (state) { if (card.getAttribute(CARD_ATTR) !== state) card.setAttribute(CARD_ATTR, state); } else if (card.hasAttribute(CARD_ATTR)) { card.removeAttribute(CARD_ATTR); } } function fixCard(card) { var own = card.querySelector('[' + BUTTON_ATTR + ']'); if (own && !made.has(own)) { own.remove(); own = null; } // a slider clone's dead copy var buyNow = card.querySelector(THEME_BUY_NOW); var themeId = themeVariantId(card); var form = null; var state = null; if (buyNow && themeId && (onProductPage || appAccepted(card))) { askStock(themeId); if (stock[themeId] && stock[themeId].soldOut) { state = 'off'; } else { form = orderForm(card, themeId); if (!onProductPage || productPageAccepts(form)) state = 'on'; } } if (state !== 'on') { if (own) own.remove(); setCardState(card, state); return; } if (!own) buyNow.insertAdjacentElement('afterend', makeButton(form, buyNow)); setCardState(card, 'on'); } function makeButton(form, buyNow) { var wrapper = COD.BuyButtonRenderer.create('product', form); wrapper.setAttribute(BUTTON_ATTR, ''); made.add(wrapper); var button = wrapper.querySelector('[data-cod-button]'); if (button) { // Embedded form type: a card button opens the popup, as the app's own do. if (COD.SettingsManager.getFormType() === 'embedded') button.setAttribute('data-cod-opens-popup', 'true'); dressAsBuyNow(button, buyNow); } if (onProductPage) wrapper.addEventListener('click', guardProductPage, true); return wrapper; } // The theme's "Buy Now" look: its classes (the theme's own CSS then sets the // colours, pill shape, padding, font size and hover) in place of the app's // inline style, plus the text settings the theme gives every

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