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class SezzleCheckoutButton { constructor(options){ this.theme = options.theme || 'light'; this.template = options.template || 'Checkout with %%logo%%'; this.eventLogger = new EventLogger({ merchantUUID: options.merchantUUID, widgetServerBaseUrl: options.widgetServerBaseUrl }); } parseButtonTemplate () { const sezzleImage = { light: 'https://media.sezzle.com/branding/2.0/Sezzle_Logo_FullColor_WhiteWM.svg', dark: 'https://media.sezzle.com/branding/2.0/Sezzle_Logo_FullColor.svg' }; const chosenImage = sezzleImage[this.theme] || sezzleImage.light; const templateString = this.template.replace('%%logo%%',``); return templateString; } addButtonStyle() { const sezzleButtonStyle = document.createElement('style'); sezzleButtonStyle.innerHTML = ` @import url(https://fonts.googleapis.com/css?family=Comfortaa); .sezzle-checkout-button { cursor: pointer; font-family: "Comfortaa", cursive; background-position: center; transition: background 0.8s; border: none; vertical-align: middle; } .sezzle-button-light { background-color: #392558; color: white; } .sezzle-button-light:hover, .sezzle-button-light:focus { background-color: #d784ff; color: white; } .sezzle-button-light:active { background-color: purple; color: white; } .sezzle-button-dark { background-color: #fff; color: #392558; } .sezzle-button-dark:hover, .sezzle-button-dark:focus { background-color: #eee; color: #392558; } .sezzle-button-dark:active { background-color: #ccc; color: #392558; } .sezzle-checkout-button .sezzle-button-logo-img { width: 70px; position: relative; top: -2px; vertical-align: middle; } `; document.head.appendChild(sezzleButtonStyle); } inheritButtonStyles (sezzleCheckoutButton) { const shopifyButton = document.querySelector('[name="checkout"]'); if(shopifyButton){ const shopifyButtonStyles = getComputedStyle(shopifyButton); sezzleCheckoutButton.style.fontSize = shopifyButtonStyles.fontSize; sezzleCheckoutButton.style.height = shopifyButtonStyles.height; sezzleCheckoutButton.style.padding = shopifyButtonStyles.padding; sezzleCheckoutButton.style.margin = shopifyButtonStyles.margin; sezzleCheckoutButton.style.borderRadius = shopifyButtonStyles.borderRadius; } } createButton () { const checkoutButtons = document.getElementsByName('checkout'); checkoutButtons.forEach(checkoutButton => { const checkoutButtonParent = checkoutButton ? checkoutButton.parentElement : null; if (checkoutButtonParent && !checkoutButtonParent.querySelector('.sezzle-checkout-button')) { this.addButtonStyle(); const sezzleCheckoutButton = document.createElement('button'); sezzleCheckoutButton.className = `sezzle-checkout-button sezzle-button-${this.theme === 'dark' ? 'dark' : 'light'}`; sezzleCheckoutButton.innerHTML = this.parseButtonTemplate(); sezzleCheckoutButton.addEventListener('click', function (e) { this.eventLogger.sendEvent('checkout-button-onclick'); e.stopPropagation(); e.preventDefault(); location.replace('/checkout?skip_shopify_pay=true'); }.bind(this)); checkoutButtonParent.append(sezzleCheckoutButton); this.inheritButtonStyles(sezzleCheckoutButton); } }); } init() { try{ this.createButton(); this.eventLogger.sendEvent("checkout-button-onload"); }catch(e){ this.eventLogger.sendEvent("checkout-button-error", e.message); } } } class EventLogger { constructor(options){ this.merchantUUID = options.merchantUUID || ''; this.widgetServerEventLogEndpoint = options.widgetServerBaseUrl ? `${options.widgetServerBaseUrl}/v1/event/log` : 'https://widget.sezzle.com/v1/event/log'; } sendEvent(eventName, description="") { const body = [{ event_name: eventName, description: description, merchant_uuid: this.merchantUUID, merchant_site: window.location.hostname, }]; this.httpRequestWrapper('POST', this.widgetServerEventLogEndpoint, body); }; async httpRequestWrapper(method, url, body = null) { return new Promise((resolve, reject) => { const xhr = new XMLHttpRequest(); xhr.open(method, url, true); if (body !== null) { xhr.setRequestHeader('Content-Type', 'application/json'); } xhr.onload = function () { if (this.status >= 200 && this.status < 300) { resolve(xhr.response); } else { reject(new Error('Something went wrong, contact the Sezzle team!')); } }; xhr.onerror = function () { reject(new Error('Something went wrong, contact the Sezzle team!')); }; body === null ? xhr.send() : xhr.send(JSON.stringify(body)); }).catch(function(e) { console.log(e.message); }); } }