Do I need to touch any code to add Google Analytics?
For set up Ecommerce tracking You have followed below list step Sign in to your Analytics account.(https://analytics.google.com/analytics/web/#home/) Click Admin, and navigate to the view you want. (https://support.google.com/analytics/answer/6099198) In the VIEW column, select Ecommerce Settings. Click the Enable Ecommerce toggle ON. Optional: Click the Enable Related Products toggle ON. Click Next step. Click Submit.