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} }); const SELECTORS = Object.freeze({ addToCartButton: '[class*="addtocart"]', submitButton: '.KhoiND_submit', quantityRadio: 'input[type="radio"]', nameInput: 'input[name="name"]', phoneInput: 'input[name="phone"]', addressInput: 'input[name="address"]' }); const state = { sessionId: makeId('sess'), queue: loadQueue(), retryCount: 0, retryTimer: null, flushInFlight: false, webhookDisabled: false, unloadFlushStarted: false, firedOnce: Object.create(null), scrollFired: Object.create(null), cooldownMap: Object.create(null), lastAddToCartByScope: [], interacted: false, typingStarted: false, initiateCheckoutFired: false, inputDebounceTimer: null, allowNativeSubmitOnce: false, submissionId: loadSubmissionId(), submitClusterFired: !!loadSubmissionId(), ip: null, country: null, externalIdHashed: null, countryHashed: null }; const userContextBase = { ua: navigator.userAgent || '', url: location.href, ref: document.referrer || '', fbp: getFBP(), fbc: getFBC(), ttp: getCookie('_ttp') || null, ttclid: getTTClid() }; log('init', { sessionId: state.sessionId, queueLength: state.queue.length }); bootstrap(); async function bootstrap() { // Chạy lấy IP/Country trước, sau đó mới đăng ký tracking await prefetchIpFirst(); // Hash 1 lần, dùng cho mọi event sau này let _stableCid = getCookie('_lp_cid'); if (!_stableCid) { _stableCid = makeId('cid'); persistCookie('_lp_cid', _stableCid, 60 * 60 * 24 * 180); } state.externalIdHashed = await sha256Safe(_stableCid); if (state.country) { state.countryHashed = await sha256Safe(state.country.toLowerCase()); } ensureDefaultProductSelection(document); registerTopFunnelEvents(); registerMidFunnelEvents(); registerBottomFunnelEvents(); startBatchLoop(); registerUnloadFlush(); } // ----------------------- Lõi tracking ----------------------- function enqueueEvent(eventName, customData, options) { const opts = options || {}; const eventId = sanitizeEventId(opts.eventId || makeEventId(eventName)); const finalCustomData = resolveEventCustomData(eventName, customData); const payload = { event_name: eventName, event_time: Math.floor(Date.now() / 1000), event_id: eventId, action_source: CONFIG.ACTION_SOURCE, event_source_url: location.href, user_data: buildUserData(opts.userData), custom_data: finalCustomData, context: { session_id: state.sessionId, page_title: document.title || '', ts_ms: Date.now() } }; if (state.queue.length >= CONFIG.MAX_QUEUE_SIZE) { state.queue.shift(); } state.queue.push(payload); persistQueue(); log('enqueue', { event: eventName, eventId: eventId, queueLength: state.queue.length }); if (opts.dispatchPixels !== false) { dispatchBrowserPixels(eventName, finalCustomData, eventId, payload.user_data); } } function buildUserData(extraUserData) { const user = { ua: userContextBase.ua, fbp: userContextBase.fbp, fbc: userContextBase.fbc, ttp: userContextBase.ttp, ttclid: userContextBase.ttclid, // client_ip_address: BỎ — n8n sẽ lấy IP thật của khách từ header request client_country_code: state.country, client_country: state.country, client_user_agent: userContextBase.ua, external_id: state.externalIdHashed, country: state.countryHashed }; if (extraUserData && typeof extraUserData === 'object') { return mergeObjects(user, extraUserData); } return user; } function extractMetaPixelUserData(userData) { const source = userData && typeof userData === 'object' ? userData : {}; const metaUserData = {}; if (source.em) metaUserData.em = source.em; if (source.ph) metaUserData.ph = source.ph; if (source.fn) metaUserData.fn = source.fn; if (source.ln) metaUserData.ln = source.ln; return metaUserData; } const DEFAULT_SUBMIT_EVENTS = Object.freeze(['Lead', 'CompleteRegistration', 'Purchase']); const SUBMIT_EVENT_ALLOWLIST = Object.freeze({ Lead: true, CompleteRegistration: true, Purchase: true, Mua_form: true }); const COMMERCE_EVENT_ALLOWLIST = Object.freeze({ AddToCart: true, InitiateCheckout: true, Lead: true, CompleteRegistration: true, Purchase: true }); async function enqueueSubmitCluster(formData, productData, submitId) { if (state.submitClusterFired) { log('submit_cluster_skipped', { submitId: submitId }); return; } state.submitClusterFired = true; const baseData = { name: formData.name, phone: formData.phone, address: formData.address }; const pii = await preparePii(baseData); const merged = mergeObjects(pii, productData); // đổi thứ tự: productData sau, ưu tiên hơn const submitEvents = getConfiguredSubmitEvents(); const submitUserData = await buildSubmitUserData(formData); for (let i = 0; i < submitEvents.length; i++) { const eventName = submitEvents[i]; if (eventName === 'Mua_form') continue; // ← Skip, đã được xử lý riêng phía dưới const _cid = (productData.content_ids || [])[0] || 'UNKNOWN'; enqueueEvent(eventName, merged, { eventId: 'form_' + submitId + '_' + makeSubmitEventSuffix(eventName), userData: submitUserData, dispatchPixels: CONFIG.SUBMIT_DISPATCH_PIXELS }); } if (submitEvents.indexOf('Mua_form') !== -1) { enqueueWebhookMuaFormItemEvents(merged, submitUserData, submitId); } } function enqueueWebhookPurchaseItemEvents(mergedData, submitUserData, submitId) { const normalizedPurchase = normalizePurchasePayload(mergedData || {}); const itemEvents = normalizedPurchase && Array.isArray(normalizedPurchase.contents) ? normalizedPurchase.contents : []; for (let i = 0; i < itemEvents.length; i++) { const item = itemEvents[i] || {}; const itemId = String(item.id || 'UNKNOWN'); const eventName = 'Mua_' + itemId; const itemPayload = { value: Number(item.item_price || 0), currency: CONFIG.CURRENCY, content_name: String(item.content_name || itemId), content_ids: [itemId], contents: [{ id: itemId, quantity: Number(item.quantity || 1), item_price: Number(item.item_price || 0), content_name: String(item.content_name || itemId) }], content_type: 'product' }; enqueueEvent(eventName, itemPayload, { eventId: submitId + ':mua_' + itemId, userData: submitUserData, dispatchPixels: CONFIG.SUBMIT_DISPATCH_PIXELS }); } } function enqueueWebhookMuaFormItemEvents(mergedData, submitUserData, submitId) { const normalizedPurchase = normalizePurchasePayload(mergedData || {}); const itemEvents = normalizedPurchase && Array.isArray(normalizedPurchase.contents) ? normalizedPurchase.contents : []; for (let i = 0; i < itemEvents.length; i++) { const item = itemEvents[i] || {}; const itemId = String(item.id || 'UNKNOWN'); const eventName = 'Mua_form_' + itemId; const itemPayload = { value: Number(item.item_price || 0), currency: CONFIG.CURRENCY, content_name: String(item.content_name || itemId), content_ids: [itemId], contents: [{ id: itemId, quantity: Number(item.quantity || 1), item_price: Number(item.item_price || 0), content_name: String(item.content_name || itemId) }], content_type: 'product' }; enqueueEvent(eventName, itemPayload, { eventId: submitId + ':mua_form_' + itemId, userData: submitUserData, dispatchPixels: CONFIG.SUBMIT_DISPATCH_PIXELS }); } } async function buildSubmitUserData(formData) { const parts = splitNameForSubmitUserData(formData && formData.name); const normalizedPhone = normalizePhoneForSubmitUserData(formData && formData.phone); const userData = {}; if (parts.fn) userData.fn = await sha256Safe(parts.fn); if (parts.ln) userData.ln = await sha256Safe(parts.ln); if (normalizedPhone.meta) userData.ph = await sha256Safe(normalizedPhone.meta); if (normalizedPhone.tiktok) userData.ph_tiktok = await sha256Safe(normalizedPhone.tiktok); return userData; } function splitNameForSubmitUserData(name) { const normalized = String(name || '') .trim() .replace(/\s+/g, ' ') .toLowerCase(); if (!normalized) return { fn: '', ln: '' }; const parts = normalized.split(' ').filter(Boolean); if (parts.length === 1) { return { fn: parts[0], ln: '' }; } return { fn: parts[0], ln: parts.slice(1).join(' ') }; } function normalizePhoneForSubmitUserData(phone) { return normalizePhoneByCountry(phone); } function getConfiguredSubmitEvents() { const configured = Array.isArray(CONFIG.SUBMIT_EVENTS) ? CONFIG.SUBMIT_EVENTS : []; const deduped = []; for (let i = 0; i < configured.length; i++) { const raw = configured[i]; const eventName = typeof raw === 'string' ? raw.trim() : ''; if (!eventName) continue; if (!SUBMIT_EVENT_ALLOWLIST[eventName]) continue; if (deduped.indexOf(eventName) !== -1) continue; deduped.push(eventName); } return deduped.length ? deduped : DEFAULT_SUBMIT_EVENTS.slice(); } function makeSubmitEventSuffix(eventName) { return String(eventName || '').trim().toLowerCase().replace(/[^a-z0-9]+/g, '_').replace(/^_+|_+$/g, '') || 'submit_event'; } function findAddToCartButton(target) { if (!target || !target.closest) return null; const candidate = target.closest(SELECTORS.addToCartButton); if (!candidate || !candidate.classList) return null; for (let i = 0; i < candidate.classList.length; i++) { if (/^addtocart\d+$/i.test(candidate.classList[i])) { return candidate; } } return null; } function isOptionSelectionTarget(target) { if (!target || !target.closest) return false; return !!target.closest('.ladi-form-checkbox, .ladi-form-checkbox-box-item, .ladi-form-checkbox-item, span[data-checked], ' + SELECTORS.quantityRadio); } function getAddToCartScope(scope) { return scope && scope.nodeType === 1 ? scope : document; } function getProductTrackingKey(product) { if (!product) return ''; return String(product.content_id || product.sku || product.name || '').trim(); } function getLastAddToCartTrackingKey(scope) { const root = getAddToCartScope(scope); for (let i = 0; i < state.lastAddToCartByScope.length; i++) { const entry = state.lastAddToCartByScope[i]; if (entry && entry.scope === root) { return entry.key || ''; } } return ''; } function rememberLastAddToCartProduct(scope, product) { const root = getAddToCartScope(scope); const key = getProductTrackingKey(product); if (!key) return; for (let i = 0; i < state.lastAddToCartByScope.length; i++) { const entry = state.lastAddToCartByScope[i]; if (entry && entry.scope === root) { entry.key = key; return; } } state.lastAddToCartByScope.push({ scope: root, key: key }); } function maybeTrackAddToCartFromOptionSelection(scope) { const root = getAddToCartScope(scope); const lastKey = getLastAddToCartTrackingKey(root); if (!lastKey) return; const product = resolveSelectedProduct(root); const nextKey = getProductTrackingKey(product); if (!nextKey || nextKey === lastKey) return; enqueueEvent('AddToCart', toProductPayload(product)); rememberLastAddToCartProduct(root, product); } function validateSubmitFormData(formData, scope) { const data = formData || { name: '', phone: '', address: '' }; if (!isValidFormData(data)) { return { ok: false, reason: 'form_data_invalid' }; } const root = scope || document; const radios = root.querySelectorAll(SELECTORS.quantityRadio); if (radios && radios.length && !getSelectedQuantityRadio(root)) { return { ok: false, reason: 'product_not_selected' }; } return { ok: true, reason: '' }; } // ----------------------- Bộ xử lý theo phễu ----------------------- function registerTopFunnelEvents() { once('ViewContent', function () { const viewContentProduct = CONFIG.PRODUCTS.option_1 || getLowestPriceProduct(); const vcPayload = toProductPayload(viewContentProduct); // Đảm bảo luôn có value và currency dù product có price = 0 if (!vcPayload.value || vcPayload.value <= 0) { vcPayload.value = viewContentProduct.price || CONFIG.PRODUCTS.option_1.price || 109; } enqueueEvent('ViewContent', vcPayload); }); CONFIG.TIME_THRESHOLDS.forEach(function (sec) { setTimeout(function () { once('Time_' + sec, function () { enqueueEvent('Time_' + sec, { time_on_page_seconds: sec }); }); }, sec * 1000); }); window.addEventListener('scroll', function () { const doc = document.documentElement; const scrollTop = window.pageYOffset || doc.scrollTop || 0; const max = (doc.scrollHeight || 1) - window.innerHeight; if (max <= 0) return; const percent = Math.round((scrollTop / max) * 100); CONFIG.SCROLL_THRESHOLDS.forEach(function (threshold) { if (percent >= threshold && !state.scrollFired[threshold]) { state.scrollFired[threshold] = true; enqueueEvent('Scroll_' + threshold, { scroll_percent: percent }); } }); }, { passive: true }); } function registerMidFunnelEvents() { document.addEventListener('click', function (e) { const target = findAddToCartButton(e.target); if (!target) return; if (!allowByCooldown('AddToCart', 'global')) return; const scope = target.closest('form, .ladi-form') || document; const product = resolveSelectedProduct(scope); enqueueEvent('AddToCart', toProductPayload(product)); rememberLastAddToCartProduct(scope, product); }, true); document.addEventListener('change', function (e) { if (!e.target || !e.target.matches) return; if (!e.target.matches(SELECTORS.quantityRadio)) return; const scope = e.target.closest('form, .ladi-form') || document; setTimeout(function () { maybeTrackAddToCartFromOptionSelection(scope); }, 0); }, true); } function registerBottomFunnelEvents() { document.addEventListener('focusin', function (e) { if (!e.target || !e.target.matches) return; if (e.target.matches(SELECTORS.nameInput + ',' + SELECTORS.phoneInput + ',' + SELECTORS.addressInput)) { state.interacted = true; } }, true); document.addEventListener('input', function (e) { if (!e.target || !e.target.matches) return; if (!e.target.matches(SELECTORS.nameInput + ',' + SELECTORS.phoneInput + ',' + SELECTORS.addressInput)) return; state.typingStarted = true; clearTimeout(state.inputDebounceTimer); state.inputDebounceTimer = setTimeout(function () { maybeFireInitiateCheckout(e.target.closest('form, .ladi-form') || document); }, CONFIG.FORM_RULE.DEBOUNCE_MS); }, true); document.addEventListener('blur', function (e) { if (!e.target || !e.target.matches) return; if (!e.target.matches(SELECTORS.addressInput)) return; const form = e.target.closest('form, .ladi-form') || document; maybeFireInitiateCheckout(form); }, true); document.addEventListener('click', async function (e) { if (isOptionSelectionTarget(e.target)) return; const btn = e.target && e.target.closest ? e.target.closest(SELECTORS.submitButton) : null; if (!btn) return; if (state.allowNativeSubmitOnce) { state.allowNativeSubmitOnce = false; return; } if (!allowByCooldown('SubmitCluster', 'global')) return; const form = btn.closest('form, .ladi-form') || document; const formData = getFormData(form); const validation = validateSubmitFormData(formData, form); if (!validation.ok) { log('submit_soft_pass', { reason: validation.reason, formData: formData }); // KHÔNG chặn gửi CAPI nữa: đơn đang được đặt thật (sẽ sang Pancake). // Chỉ bỏ qua khi THỰC SỰ không có SĐT (không thể là đơn hợp lệ). const _digits = String(formData.phone || '').replace(/\D/g, ''); if (_digits.length < 7) return; } e.preventDefault(); const product = resolveSelectedProduct(form); const productPayload = toProductPayload(product); if (!state.submissionId) state.submissionId = makeId('sub'); persistSubmissionId(state.submissionId); // ★ lưu cookie const _phoneForId = normalizePhoneByCountry(formData.phone).meta || String(formData.phone || '').replace(/\D+/g, ''); const submitParentId = _phoneForId ? ('p' + (await sha256Safe(_phoneForId)).slice(0, 24)) : state.submissionId; await enqueueSubmitCluster(formData, productPayload, submitParentId); const flushed = await flushQueueWithTimeout(true, CONFIG.SUBMIT_FLUSH_TIMEOUT_MS); if (!flushed) { flushByBeacon(); } state.allowNativeSubmitOnce = true; try { btn.click(); } catch (clickErr) { state.allowNativeSubmitOnce = false; } }, true); } function maybeFireInitiateCheckout(scope) { if (state.initiateCheckoutFired) return; if (!state.interacted || !state.typingStarted) return; const data = getFormData(scope || document); if (!isValidFormData(data)) return; state.initiateCheckoutFired = true; const product = resolveSelectedProduct(scope || document); const customData = mergeObjects(toProductPayload(product), { name: data.name, phone: data.phone, address: data.address }); buildSubmitUserData(data).then(function(submitUserData) { enqueueEvent('InitiateCheckout', customData, { userData: submitUserData }); }); } // ----------------------- Hàng đợi và gửi dữ liệu ----------------------- function startBatchLoop() { setInterval(function () { flushQueue(false); }, CONFIG.BATCH_INTERVAL); } function flushQueue(forceAll) { if (state.flushInFlight) return; if (state.webhookDisabled) { log('skip_flush_webhook_disabled'); return; } if (!CONFIG.WEBHOOK_URL || CONFIG.WEBHOOK_URL.indexOf('your-webhook-endpoint') !== -1) { log('skip_flush_missing_webhook'); return; } if (!state.queue.length) return; state.flushInFlight = true; const maxItems = forceAll ? state.queue.length : Math.min(CONFIG.MAX_EVENTS_PER_BATCH, state.queue.length); const batch = enrichEventsBeforeSend(state.queue.slice(0, maxItems)); fetch(CONFIG.WEBHOOK_URL, { method: 'POST', headers: buildWebhookHeaders(), body: JSON.stringify({ events: batch }) }) .then(function (res) { if (!res.ok) throw new Error('HTTP ' + res.status); state.queue.splice(0, maxItems); state.retryCount = 0; persistQueue(); log('flush_ok', { sent: maxItems, remaining: state.queue.length }); }) .catch(function (err) { state.retryCount += 1; scheduleRetry(err); }) .finally(function () { state.flushInFlight = false; }); } function flushQueueWithTimeout(forceAll, timeoutMs) { const timeout = Number(timeoutMs || 0); if (!timeout || timeout < 1) { return flushQueueNow(forceAll); } return Promise.race([ flushQueueNow(forceAll), new Promise(function (resolve) { setTimeout(function () { resolve(false); }, timeout); }) ]); } function flushQueueNow(forceAll) { if (state.flushInFlight) return Promise.resolve(false); if (state.webhookDisabled) { log('skip_flush_now_webhook_disabled'); return Promise.resolve(false); } if (!CONFIG.WEBHOOK_URL || CONFIG.WEBHOOK_URL.indexOf('your-webhook-endpoint') !== -1) { log('skip_flush_now_missing_webhook'); return Promise.resolve(false); } if (!state.queue.length) return Promise.resolve(true); state.flushInFlight = true; const maxItems = forceAll ? state.queue.length : Math.min(CONFIG.MAX_EVENTS_PER_BATCH, state.queue.length); const batch = enrichEventsBeforeSend(state.queue.slice(0, maxItems)); return fetch(CONFIG.WEBHOOK_URL, { method: 'POST', headers: buildWebhookHeaders(), body: JSON.stringify({ events: batch }), keepalive: true }) .then(function (res) { if (!res.ok) throw new Error('HTTP ' + res.status); state.queue.splice(0, maxItems); state.retryCount = 0; persistQueue(); log('flush_now_ok', { sent: maxItems, remaining: state.queue.length }); return true; }) .catch(function (err) { state.retryCount += 1; scheduleRetry(err); return false; }) .finally(function () { state.flushInFlight = false; }); } function scheduleRetry(err) { log('flush_fail', { error: String(err && err.message ? err.message : err), retry: state.retryCount }); if (state.retryCount >= CONFIG.MAX_RETRY) { state.webhookDisabled = true; clearTimeout(state.retryTimer); state.retryTimer = null; log('webhook_disabled_after_max_retry', { retry: state.retryCount, maxRetry: CONFIG.MAX_RETRY }); return; } clearTimeout(state.retryTimer); const delay = Math.min(Math.pow(2, state.retryCount) * 500, 15000); state.retryTimer = setTimeout(function () { flushQueue(false); }, delay); } function registerUnloadFlush() { window.addEventListener('visibilitychange', function () { if (document.visibilityState === 'hidden') { flushByBeacon(); } }); window.addEventListener('pagehide', function () { flushByBeacon(); }); window.addEventListener('beforeunload', function () { flushByBeacon(); }); } function flushByBeacon() { if (state.webhookDisabled) return; if (state.flushInFlight) return; if (state.unloadFlushStarted) return; if (!state.queue.length) return; if (!CONFIG.WEBHOOK_URL || CONFIG.WEBHOOK_URL.indexOf('your-webhook-endpoint') !== -1) return; const batch = enrichEventsBeforeSend(state.queue.slice(0)); const body = JSON.stringify({ events: batch, flush_reason: 'unload' }); state.unloadFlushStarted = true; try { if (navigator.sendBeacon && !hasWebhookAuth()) { const blob = new Blob([body], { type: 'application/json' }); const ok = navigator.sendBeacon(CONFIG.WEBHOOK_URL, blob); if (ok) { state.queue.splice(0, batch.length); state.retryCount = 0; clearTimeout(state.retryTimer); state.retryTimer = null; persistQueue(); return; } } } catch (e) { // bỏ qua lỗi và chuyển sang phương án dự phòng } try { fetch(CONFIG.WEBHOOK_URL, { method: 'POST', headers: buildWebhookHeaders(), body: body, keepalive: true }); state.queue.splice(0, batch.length); state.retryCount = 0; clearTimeout(state.retryTimer); state.retryTimer = null; persistQueue(); } catch (e2) { state.unloadFlushStarted = false; // bỏ qua lỗi } } // ----------------------- Bộ chọn sản phẩm ----------------------- function ensureDefaultProductSelection(scope) { const root = scope || document; const radios = root.querySelectorAll(SELECTORS.quantityRadio); if (!radios || !radios.length) return; const hasChecked = getSelectedQuantityRadio(root); if (hasChecked) return; const productKeys = Object.keys(CONFIG.PRODUCTS || {}); if (!productKeys.length) { radios[0].checked = true; return; } const firstProduct = CONFIG.PRODUCTS[productKeys[0]]; for (let i = 0; i < radios.length; i++) { const matched = findProductByRadioValue(radios[i].value); if (matched && firstProduct && matched.content_id === firstProduct.content_id) { radios[i].checked = true; return; } } radios[0].checked = true; } function resolveSelectedProduct(scope) { const root = scope || document; const selected = getSelectedQuantityRadio(root); if (selected && selected.value) { const matched = findProductByRadioValue(selected.value); if (matched) return matched; } return getLowestPriceProduct(); } function getSelectedQuantityRadio(scope) { const root = scope || document; const checked = root.querySelector(SELECTORS.quantityRadio + ':checked'); if (checked) return checked; const radios = root.querySelectorAll(SELECTORS.quantityRadio); for (let i = 0; i < radios.length; i++) { const radio = radios[i]; if (radio.checked) return radio; const item = radio.closest ? radio.closest('.ladi-form-checkbox-item') : null; const visualChecked = item && item.querySelector && item.querySelector('span[data-checked="true"]'); if (visualChecked) return radio; } return null; } function findProductByRadioValue(rawValue) { const value = String(rawValue || '').trim(); if (!value) return null; if (CONFIG.PRODUCTS[value]) { return CONFIG.PRODUCTS[value]; } const normalizedInput = normalizeProductMatchValue(value); const keys = Object.keys(CONFIG.PRODUCTS || {}); for (let i = 0; i < keys.length; i++) { const key = keys[i]; const product = CONFIG.PRODUCTS[key]; const productName = String((product && product.name) || '').trim(); if (productName && productName === value) { return product; } if (normalizeProductMatchValue(key) === normalizedInput) { return product; } if (productName && normalizeProductMatchValue(productName) === normalizedInput) { return product; } } return null; } function normalizeProductMatchValue(input) { let text = String(input || '').trim(); if (!text) return ''; try { text = text.normalize('NFKC'); } catch (e) { // ignore if browser does not support normalize } return text.toLowerCase().replace(/\s+/g, ' '); } function getLowestPriceProduct() { const keys = Object.keys(CONFIG.PRODUCTS || {}); if (!keys.length) return { name: 'Unknown Product', price: 0, sku: 'UNKNOWN', quantity: 1, content_id: 'UNKNOWN' }; let min = CONFIG.PRODUCTS[keys[0]]; for (let i = 1; i < keys.length; i++) { const p = CONFIG.PRODUCTS[keys[i]]; if (Number(p.price || 0) < Number(min.price || 0)) min = p; } return min; } function toProductPayload(product) { const p = product || getLowestPriceProduct(); return { value: Number(p.price || 0), currency: CONFIG.CURRENCY, content_name: p.name || p.sku || 'Product', content_ids: [p.content_id || p.sku || 'UNKNOWN'], content_type: 'product', quantity: Number(p.quantity || 1), sku: p.sku || null }; } function resolveEventCustomData(eventName, customData) { const data = customData || {}; if (!shouldAttachProductContext(eventName)) { return data; } const selectedProductPayload = toProductPayload(resolveSelectedProduct(document)); return mergeObjects(selectedProductPayload, data); } function shouldAttachProductContext(eventName) { const name = String(eventName || ''); if (!name) return false; if (COMMERCE_EVENT_ALLOWLIST[name]) return true; return /^Mua_/i.test(name); } // ----------------------- Hàm hỗ trợ form ----------------------- function getFormData(scope) { const root = scope || document; const rawPhone = (root.querySelector(SELECTORS.phoneInput) || {}).value || ''; const cleanPhone = String(rawPhone).replace(/\D+/g, ''); // ← xoá MỌI ký tự không phải số (kể cả + ở giữa) return { name: (root.querySelector(SELECTORS.nameInput) || {}).value ? root.querySelector(SELECTORS.nameInput).value.trim() : '', phone: cleanPhone, address: (root.querySelector(SELECTORS.addressInput) || {}).value ? root.querySelector(SELECTORS.addressInput).value.trim() : '' }; } function isValidFormData(data) { const name = (data && data.name) || ''; const phone = (data && data.phone) || ''; const address = (data && data.address) || ''; return ( name.length >= CONFIG.FORM_RULE.MIN_NAME && phone.length >= CONFIG.FORM_RULE.MIN_PHONE && address.length >= CONFIG.FORM_RULE.MIN_ADDRESS ); } // ----------------------- Hàm hỗ trợ định danh / PII ----------------------- async function preparePii(data) { if (!CONFIG.HASH_PII_ON_CLIENT) return data; return { name: await sha256Safe(data.name), phone: await sha256Safe(data.phone), address: await sha256Safe(data.address) }; } async function sha256Safe(input) { const text = String(input || '').trim().toLowerCase(); if (!text) return ''; try { if (!window.crypto || !window.crypto.subtle) return text; const encoded = new TextEncoder().encode(text); const hash = await window.crypto.subtle.digest('SHA-256', encoded); const bytes = Array.prototype.slice.call(new Uint8Array(hash)); return bytes.map(function (b) { return b.toString(16).padStart(2, '0'); }).join(''); } catch (e) { return text; } } function prefetchIpFirst() { const timeoutMs = CONFIG.IP_PREFETCH_TIMEOUT_MS || 5000; const providers = [ function fromDbIp() { return fetchWithTimeout('https://api.db-ip.com/v2/free/self', timeoutMs) .then(function (j) { return { ip: j && j.ipAddress ? j.ipAddress : null, country: j && j.countryCode ? j.countryCode : null }; }); }, function fromIpify() { return fetchWithTimeout('https://api64.ipify.org?format=json', timeoutMs) .then(function (j) { return { ip: j && j.ip ? j.ip : null, country: null }; }); }, function fromIpApiCo() { return fetchWithTimeout('https://ipapi.co/json/', timeoutMs) .then(function (j) { return { ip: j && j.ip ? j.ip : null, country: j && j.country ? j.country : null }; }); }, function fromIpwho() { return fetchWithTimeout('https://ipwho.is/', timeoutMs) .then(function (j) { return { ip: j && j.ip ? j.ip : null, country: j && j.country_code ? j.country_code : null }; }); }, function fromGeoDbJsonp() { return fetchGeoByJsonp(timeoutMs) .then(function (j) { return { ip: j && (j.IPv4 || j.ip) ? (j.IPv4 || j.ip) : null, country: j && (j.country_code || j.countryCode) ? (j.country_code || j.countryCode) : null }; }); } ]; return new Promise(function (resolve) { (function tryNext(index) { if (index >= providers.length) { if (state.ip && !state.country) { fetchCountryByIp(state.ip, timeoutMs) .then(function (c) { if (c) state.country = c; if (!state.country) state.country = inferCountryFromLocale(); resolve(); }) .catch(function () { if (!state.country) state.country = inferCountryFromLocale(); resolve(); }); return; } if (!state.country) state.country = inferCountryFromLocale(); resolve(); return; } providers[index]() .then(function (info) { if (info && info.ip && !state.ip) state.ip = info.ip; if (info && info.country && !state.country) state.country = String(info.country).toUpperCase(); if (state.ip && state.country) { resolve(); return; } tryNext(index + 1); }) .catch(function (err) { log('ip_provider_fail', { index: index, error: String(err && err.message ? err.message : err) }); tryNext(index + 1); }); })(0); }); } function fetchCountryByIp(ip, timeoutMs) { if (!ip) return Promise.resolve(null); return fetchWithTimeout('https://ipapi.co/' + encodeURIComponent(ip) + '/json/', timeoutMs) .then(function (j) { return j && j.country ? String(j.country).toUpperCase() : null; }) .catch(function () { return null; }); } function fetchGeoByJsonp(timeoutMs) { return new Promise(function (resolve, reject) { const cbName = '__geoJsonpCb_' + Date.now() + '_' + Math.floor(Math.random() * 100000); const script = document.createElement('script'); let finished = false; const timer = setTimeout(function () { cleanup(); reject(new Error('JSONP timeout')); }, timeoutMs || 5000); function cleanup() { if (finished) return; finished = true; clearTimeout(timer); if (script.parentNode) script.parentNode.removeChild(script); try { delete window[cbName]; } catch (e) { window[cbName] = void 0; } } window[cbName] = function (data) { cleanup(); resolve(data || {}); }; script.onerror = function () { cleanup(); reject(new Error('JSONP load error')); }; script.src = 'https://geolocation-db.com/jsonp/' + cbName; (document.head || document.documentElement).appendChild(script); }); } function inferCountryFromLocale() { const lang = navigator.language || ''; const parts = lang.split('-'); if (parts.length >= 2 && parts[1]) return String(parts[1]).toUpperCase(); return null; } function fetchWithTimeout(url, timeoutMs) { const ctrl = new AbortController(); const timer = setTimeout(function () { ctrl.abort(); }, timeoutMs || 2500); return fetch(url, { signal: ctrl.signal }) .then(function (res) { if (!res.ok) throw new Error('HTTP ' + res.status); return res.json(); }) .finally(function () { clearTimeout(timer); }); } function enrichEventsBeforeSend(events) { return (events || []).map(function (ev) { const userData = ev && ev.user_data ? ev.user_data : {}; if (!userData.client_country_code && state.country) { userData.client_country_code = state.country; } if (!userData.client_country && state.country) { userData.client_country = state.country; } ev.user_data = userData; return ev; }); } // ----------------------- Đồng bộ Meta Pixel + TikTok Pixel ----------------------- function dispatchBrowserPixels(eventName, customData, eventId, pixelUserData) { const payload = customData || {}; const eventIdBase = sanitizeEventId(eventId || makeEventId(eventName || 'pixel_event')); const metaUserData = extractMetaPixelUserData(pixelUserData); if (eventName === 'Purchase') { dispatchPurchasePixels(payload, eventIdBase, pixelUserData); return; } const generic = normalizeGenericPixelPayload(payload); // ===== META PIXEL (standard/custom theo eventName) ===== try { if (typeof fbq === 'function') { const metaMethod = isMetaStandardEvent(eventName) ? 'track' : 'trackCustom'; // Lead & CompleteRegistration do bang LUOT, khong gui value/currency cho fbq const noValue = ['Lead', 'CompleteRegistration'].includes(eventName); const metaParams = { content_type: 'product', content_ids: generic.contentIds, contents: generic.contents, ...metaUserData }; if (!noValue) { metaParams.value = generic.value || Number(payload.value || 0); metaParams.currency = CONFIG.CURRENCY; } if (/^Time_\d+$/i.test(eventName) && generic.timeOnPageSeconds > 0) { metaParams.time_on_page_seconds = generic.timeOnPageSeconds; } if (/^Scroll_\d+$/i.test(eventName) && generic.scrollPercent >= 0) { metaParams.scroll_percent = generic.scrollPercent; } fbq(metaMethod, eventName, metaParams, { eventID: eventIdBase }); } } catch (err) { log('meta_pixel_error', { error: String(err && err.message ? err.message : err), event: eventName }); } // ===== TIKTOK PIXEL ===== try { if (typeof ttq === 'object' && ttq && typeof ttq.track === 'function') { const tiktokParams = { value: generic.value, currency: CONFIG.CURRENCY, content_type: 'product', content_ids: generic.contentIds, contents: generic.contents.map(function (c) { return { content_id: c.id, content_name: c.content_name, quantity: c.quantity, price: c.item_price }; }), event_id: eventIdBase }; if (/^Time_\d+$/i.test(eventName) && generic.timeOnPageSeconds > 0) { tiktokParams.time_on_page_seconds = generic.timeOnPageSeconds; } if (/^Scroll_\d+$/i.test(eventName) && generic.scrollPercent >= 0) { tiktokParams.scroll_percent = generic.scrollPercent; } ttq.track(eventName, tiktokParams); } } catch (err2) { log('tiktok_pixel_error', { error: String(err2 && err2.message ? err2.message : err2), event: eventName }); } } function dispatchPurchasePixels(customData, eventIdBase, pixelUserData) { const payload = customData || {}; const normalized = normalizePurchasePayload(payload); const normalizedPhone = normalizePhoneByCountry(payload.phone); const phoneMetaDigits = normalizedPhone.meta; const externalId = phoneMetaDigits || state.sessionId; const metaUserData = extractMetaPixelUserData(pixelUserData); // ===== META PIXEL ===== try { if (typeof fbq === 'function') { const metaParams = { value: normalized.totalPrice, currency: CONFIG.CURRENCY, content_ids: normalized.contentIds, contents: normalized.contents, content_type: 'product', ...(externalId ? { external_id: externalId } : {}), ...metaUserData }; fbq('track', 'Purchase', metaParams, { eventID: eventIdBase }); normalized.contents.forEach(function (item) { const customMetaId = sanitizeEventId((eventIdBase + '__' + item.id).slice(0, CONFIG.SAFE_EVENT_ID_MAX)); const customParams = { value: item.item_price, currency: CONFIG.CURRENCY, content_ids: [item.id], contents: [item], content_type: 'product', ...(externalId ? { external_id: externalId } : {}), ...metaUserData }; fbq('trackCustom', 'Mua_' + item.id, customParams, { eventID: customMetaId }); }); } } catch (err) { log('meta_pixel_error', { error: String(err && err.message ? err.message : err), event: 'Purchase' }); } // ===== TIKTOK PIXEL EVENTS ===== try { if (typeof ttq === 'object' && ttq && typeof ttq.track === 'function') { ttq.track('CompletePayment', { value: normalized.totalPrice, currency: CONFIG.CURRENCY, content_type: 'product', content_ids: normalized.contentIds, contents: normalized.contents.map(function (c) { return { content_id: c.id, content_name: c.content_name, quantity: c.quantity, price: c.item_price }; }), event_id: eventIdBase }); normalized.contents.forEach(function (item) { ttq.track('Mua_' + item.id, { content_type: 'product', content_id: item.id, content_name: item.content_name, quantity: 1, price: item.item_price, value: item.item_price, currency: CONFIG.CURRENCY, event_id: sanitizeEventId((eventIdBase + '__' + item.id).slice(0, CONFIG.SAFE_EVENT_ID_MAX)) }); }); } } catch (err2) { log('tiktok_pixel_error', { error: String(err2 && err2.message ? err2.message : err2), event: 'Purchase' }); } } function isMetaStandardEvent(eventName) { return eventName === 'ViewContent' || eventName === 'AddToCart' || eventName === 'InitiateCheckout' || eventName === 'Lead' || eventName === 'CompleteRegistration' || eventName === 'Purchase'; } function normalizeGenericPixelPayload(customData) { const data = customData || {}; const baseContentIds = Array.isArray(data.content_ids) ? data.content_ids : []; const firstId = baseContentIds.length ? baseContentIds[0] : (data.content_id || data.sku || 'UNKNOWN'); const contents = Array.isArray(data.contents) && data.contents.length ? data.contents.map(function (item, idx) { return { id: String(item && (item.id || item.content_id || item.sku || (idx + 1))), quantity: Number(item && item.quantity ? item.quantity : 1), item_price: Number(item && (item.item_price || item.price || 0)), content_name: String(item && (item.content_name || item.name || data.content_name || 'Product')) }; }) : [ { id: String(firstId), quantity: Number(data.quantity || 1), item_price: Number(data.item_price || data.price || data.value || 0), content_name: String(data.content_name || data.sku || 'Product') } ]; const rawScrollPercent = Number(data.scroll_percent); return { value: Number(data.value || 0), timeOnPageSeconds: Number(data.time_on_page_seconds || 0), scrollPercent: Number.isFinite(rawScrollPercent) ? rawScrollPercent : -1, contentIds: contents.map(function (c) { return c.id; }), contents: contents }; } function normalizePurchasePayload(customData) { const data = customData || {}; const contents = Array.isArray(data.contents) && data.contents.length ? data.contents.map(function (item, idx) { return { id: String(item && (item.id || item.content_id || item.sku || idx + 1)), quantity: Number(item && item.quantity ? item.quantity : 1), item_price: Number(item && (item.item_price || item.price || 0)), content_name: String(item && (item.content_name || item.name || data.content_name || 'Product')) }; }) : [ { id: String((Array.isArray(data.content_ids) && data.content_ids[0]) || data.content_id || data.sku || 'UNKNOWN'), quantity: Number(data.quantity || 1), item_price: Number(data.value || 0), content_name: String(data.content_name || data.sku || 'Product') } ]; const contentIds = contents.map(function (c) { return c.id; }); let totalPrice = Number(data.value || 0); if (!totalPrice || totalPrice < 0) { totalPrice = contents.reduce(function (sum, item) { return sum + (Number(item.item_price || 0) * Number(item.quantity || 1)); }, 0); } return { totalPrice: totalPrice, contentIds: contentIds, contents: contents }; } function normalizePhoneByCountry(phone) { const rawDigits = String(phone || '').replace(/\D+/g, ''); if (!rawDigits) return { meta: '', tiktok: '' }; const phoneCfg = CONFIG.PHONE || {}; const countryCode = String(phoneCfg.COUNTRY_CALLING_CODE || '').replace(/\D+/g, ''); const localMinDigits = Number(phoneCfg.LOCAL_MIN_DIGITS || 9); const localMaxDigits = Number(phoneCfg.LOCAL_MAX_DIGITS || 11); if (!countryCode) { return { meta: rawDigits, tiktok: '+' + rawDigits }; } let localDigits = rawDigits; if (localDigits.indexOf('00' + countryCode) === 0) { localDigits = localDigits.slice(2); } const startsWithCountryCode = localDigits.indexOf(countryCode) === 0; const hasLocalLeadingZero = localDigits.charAt(0) === '0'; const isLocalLengthRange = localDigits.length >= localMinDigits && localDigits.length <= localMaxDigits; let national; // Trường hợp 1 (Malay mặc định): bắt đầu bằng 0 và dài 9-11 số -> bỏ 0, thêm 60 if (hasLocalLeadingZero && isLocalLengthRange) { national = countryCode + localDigits.replace(/^0+/, ''); } // Trường hợp 2: đã có mã quốc gia và đủ độ dài quốc gia + local tối thiểu -> giữ nguyên else if (startsWithCountryCode && localDigits.length >= (countryCode.length + localMinDigits)) { national = localDigits; } // Fallback an toàn else if (startsWithCountryCode) { national = localDigits; } else { national = countryCode + localDigits.replace(/^0+/, ''); } const meta = national; // chỉ digits, ví dụ 60346108999 const tiktok = '+' + national; // E.164, ví dụ +60346108999 return { meta: meta, tiktok: tiktok }; } function normalizeEmail(email) { return String(email || '').trim().toLowerCase(); } function splitName(name) { const full = String(name || '').trim().toLowerCase(); if (!full) return { fn: '', ln: '' }; const parts = full.split(/\s+/).filter(Boolean); if (parts.length === 1) return { fn: parts[0], ln: '' }; return { fn: parts[0], ln: parts.slice(1).join(' ') }; } function buildWebhookHeaders() { const headers = { 'Content-Type': 'application/json' }; if (hasWebhookAuth()) { headers.Authorization = 'Basic ' + encodeBase64(CONFIG.WEBHOOK_AUTH.username + ':' + CONFIG.WEBHOOK_AUTH.password); } return headers; } function hasWebhookAuth() { return !!( CONFIG.WEBHOOK_AUTH && typeof CONFIG.WEBHOOK_AUTH.username === 'string' && typeof CONFIG.WEBHOOK_AUTH.password === 'string' && CONFIG.WEBHOOK_AUTH.username.length ); } function encodeBase64(input) { try { return btoa(unescape(encodeURIComponent(String(input || '')))); } catch (e) { return btoa(String(input || '')); } } // ----------------------- Hàm bảo vệ điều kiện ----------------------- function once(key, fn) { if (state.firedOnce[key]) return; state.firedOnce[key] = true; fn(); } function allowByCooldown(eventName, key) { const mapKey = eventName + ':' + key; const now = Date.now(); const cooldown = CONFIG.COOLDOWN_MS[eventName] || 0; const last = state.cooldownMap[mapKey] || 0; if (now - last < cooldown) return false; state.cooldownMap[mapKey] = now; return true; } // ----------------------- Tiện ích dùng chung ----------------------- function makeEventId(eventName) { return [ CONFIG.EVENT_ID_PREFIX, eventName, state.sessionId, Date.now(), Math.random().toString(36).slice(2, 8) ].join('.'); } function sanitizeEventId(input) { const value = String(input || '').replace(/\s+/g, '_'); if (value.length <= CONFIG.SAFE_EVENT_ID_MAX) return value; return value.slice(0, CONFIG.SAFE_EVENT_ID_MAX); } function makeId(prefix) { return sanitizeEventId(prefix + '.' + Date.now() + '.' + Math.random().toString(36).slice(2, 10)); } function getCookie(name) { const escaped = name.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); const match = document.cookie.match(new RegExp('(?:^|; )' + escaped + '=([^;]*)')); return match ? decodeURIComponent(match[1]) : null; } function getCookieRootDomain() { const host = location.hostname || ''; if (!host || host === 'localhost' || /^\d+\.\d+\.\d+\.\d+$/.test(host)) return ''; const parts = host.split('.'); return parts.length >= 2 ? '.' + parts.slice(-2).join('.') : host; } function persistCookie(name, value, maxAgeSeconds) { const attrs = [ 'path=/', 'max-age=' + Math.max(1, Number(maxAgeSeconds) || 1), 'SameSite=Lax' ]; const rootDomain = getCookieRootDomain(); if (rootDomain) attrs.push('domain=' + rootDomain); if (location.protocol === 'https:') attrs.push('Secure'); document.cookie = name + '=' + encodeURIComponent(value) + '; ' + attrs.join('; '); } function makeFallbackFbpFromFbc(fbc) { const match = String(fbc || '').match(/^fb\.(\d)\.(\d{10,13})[.:][A-Za-z0-9._-]+$/i); if (!match) return null; const version = match[1] || '1'; const timestamp = match[2] || String(Math.floor(Date.now() / 1000)); const randomPart = String(Date.now()) + String(Math.floor(Math.random() * 10000000000)); return 'fb.' + version + '.' + timestamp + '.' + randomPart; } function getFBP() { const FBP_RE = /^fb\.\d\.\d{10,13}\..+$/i; const candidates = getAllCookiesByName('_fbp').map(normalizeCookieVal); const valid = candidates .filter(Boolean) .filter(function (v) { return FBP_RE.test(v); }) .sort(function (a, b) { return b.length - a.length; }); if (valid[0]) return valid[0]; const qp = new URLSearchParams(location.search || ''); const fromUrl = normalizeCookieVal(qp.get('fbp')); if (fromUrl && FBP_RE.test(fromUrl)) return fromUrl; const fallbackFbc = getFBC(); const repairedFbp = makeFallbackFbpFromFbc(fallbackFbc); if (!repairedFbp) return null; if (getCookie('_fbp') !== repairedFbp) { persistCookie('_fbp', repairedFbp, 60 * 60 * 24 * 90); } return repairedFbp; } function getFBC() { const FBC_RE = /^fb\.\d\.\d{10,13}[.:][A-Za-z0-9._-]+$/i; const candidates = getAllCookiesByName('_fbc').map(normalizeCookieVal); const repaired = candidates.map(function (v) { return (v && /fb\.\d\.\d{10,13}:/i.test(v)) ? v.replace(/:/, '.') : v; }); const valid = candidates.concat(repaired) .filter(Boolean) .filter(function (v) { return FBC_RE.test(v); }) .sort(function (a, b) { return b.length - a.length; }); if (valid[0]) return valid[0]; const qp = new URLSearchParams(location.search || ''); const rawFbclid = qp.get('fbclid'); const fbclid = rawFbclid ? normalizeCookieVal(rawFbclid) : null; if (fbclid && /^[A-Za-z0-9._-]+$/.test(fbclid)) { return 'fb.' + 1 + '.' + Math.floor(Date.now() / 1000) + '.' + fbclid; } return null; } function getTTClid() { const TTCLID_RE = /^[A-Za-z0-9._-]+$/; // 1) Lấy từ cookie nếu đã lưu lần trước const fromCookie = getCookie('_ttclid'); if (fromCookie && TTCLID_RE.test(fromCookie)) return fromCookie; // 2) Lấy từ URL param ?ttclid=... và lưu cookie 90 ngày const qp = new URLSearchParams(location.search || ''); const fromUrl = qp.get('ttclid'); if (fromUrl && TTCLID_RE.test(fromUrl)) { persistCookie('_ttclid', fromUrl, 60 * 60 * 24 * 90); return fromUrl; } return null; } function getAllCookiesByName(name) { const escaped = name.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); const re = new RegExp('(?:^|;\\s*)' + escaped + '=([^;]*)', 'g'); const out = []; let m; while ((m = re.exec(document.cookie)) !== null) { out.push(m[1]); } return out; } function normalizeCookieVal(val) { if (val == null) return null; let v = String(val).trim(); if (!v) return null; try { v = decodeURIComponent(v); } catch (e) { // ignore malformed URI sequences } v = v.trim().replace(/^"|"$/g, ''); return v || null; } function mergeObjects(a, b) { const out = {}; const k1 = Object.keys(a || {}); const k2 = Object.keys(b || {}); for (let i = 0; i < k1.length; i++) out[k1[i]] = a[k1[i]]; for (let j = 0; j < k2.length; j++) out[k2[j]] = b[k2[j]]; return out; } function isRecoverableQueuedSubmitEvent(eventName) { const name = String(eventName || ''); if (!name) return false; if (name === 'Lead' || name === 'CompleteRegistration' || name === 'Purchase') return true; return /^Mua_/i.test(name); } function getQueuedEventTimestampMs(item) { const contextTs = item && item.context ? Number(item.context.ts_ms || 0) : 0; if (contextTs > 0) return contextTs; const eventTime = item ? Number(item.event_time || 0) : 0; if (eventTime > 0) return eventTime * 1000; return 0; } function loadQueue() { if (!CONFIG.ENABLE_LOCAL_STORAGE_QUEUE) return []; try { const raw = localStorage.getItem(CONFIG.QUEUE_STORAGE_KEY); if (!raw) return []; const parsed = JSON.parse(raw); const queue = Array.isArray(parsed) ? parsed : []; const nowMs = Date.now(); const filtered = queue.filter(function (item) { if (!item || typeof item !== 'object') return false; if (!isRecoverableQueuedSubmitEvent(item.event_name)) return true; const tsMs = getQueuedEventTimestampMs(item); if (!tsMs) { log('drop_stale_submit_queue_event_missing_ts', { event: item.event_name, eventId: item.event_id || null }); return false; } const ageMs = nowMs - tsMs; if (ageMs <= CONFIG.SUBMIT_QUEUE_MAX_AGE_MS) return true; log('drop_stale_submit_queue_event', { event: item.event_name, eventId: item.event_id || null, ageMs: ageMs, maxAgeMs: CONFIG.SUBMIT_QUEUE_MAX_AGE_MS }); return false; }); if (filtered.length !== queue.length) { try { if (!filtered.length) { localStorage.removeItem(CONFIG.QUEUE_STORAGE_KEY); } else { localStorage.setItem(CONFIG.QUEUE_STORAGE_KEY, JSON.stringify(filtered)); } } catch (persistErr) { // bỏ qua lỗi quota hoặc chế độ riêng tư } } return filtered; } catch (e) { return []; } } function persistQueue() { if (!CONFIG.ENABLE_LOCAL_STORAGE_QUEUE) return; try { if (!state.queue.length) { localStorage.removeItem(CONFIG.QUEUE_STORAGE_KEY); return; } localStorage.setItem(CONFIG.QUEUE_STORAGE_KEY, JSON.stringify(state.queue)); } catch (e) { // bỏ qua lỗi quota hoặc chế độ riêng tư } } function SUBMISSION_KEY() { return '__landing_submission_id__'; } function loadSubmissionId() { try { const raw = localStorage.getItem(SUBMISSION_KEY()); if (!raw) return null; const obj = JSON.parse(raw); if (!obj || !obj.id || !obj.ts) return null; if (Date.now() - obj.ts > 48 * 60 * 60 * 1000) { localStorage.removeItem(SUBMISSION_KEY()); return null; } return obj.id; } catch (e) { return null; } } function persistSubmissionId(id) { try { localStorage.setItem(SUBMISSION_KEY(), JSON.stringify({ id: id, ts: Date.now() })); } catch (e) {} } function log(label, data) { if (!CONFIG.DEBUG) return; if (typeof data === 'undefined') { console.log('[TrackingScript]', label); return; } console.log('[TrackingScript]', label, data); } })();

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