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This Help Center provides documentation on all aspects of the HCL Commerce+ Transaction Server product, from installation and deployment to operating and customization.
Extending
Using Commerce+ Transaction Server's xC programming model, you can use HCL-provided extension points to extend existing Commerce logic. You can implement these extensions with the xC Customization toolkit provided by HCL. Commerce+ also provides Packaged Business Capability integrations that extend the product's reach and functionality.
Google Analytics integration
Google Analytics helps you to understand how your customers are engaging with your store content and how they interact with store pages. Google Analytics helps you to get a deeper understanding of your customers so that you can improve customer experience and get better results.
Tagging for Next.js store events
When customers complete any actions in the Next.js store, events are sent from the Next.js store. These events are captured in Google Tag Manager, parsed, and transformed into Google Analytics 4 events that are then sent to Google Analytics.

Documentation
This Help Center provides documentation on all aspects of the HCL Commerce+ Transaction Server product, from installation and deployment to operating and customization.
- Overview
  Welcome to the HCL Commerce+ Transaction Server overview. Explore these feature overviews to learn how Commerce+ Transaction Server operates. Refer to the related links listed at the end of each topic to access expanded product documentation.
- Deploying
  This section explains how to deploy HCL Commerce+ Transaction Server, including downloading the Docker images and Git bundles that make up the product, building a minimal environment for learning and testing, and planning a full production deployment. It also covers the supported software versions, patches, and configurations needed for the platform to perform well.
- Migrating
  The following topics show how to migrate an existing HCL Commerce Version 9.1 environment to Commerce+ Transaction Server.
- Operating
  The topics in this section focus on tasks that are performed by business users, marketers, and customer support representatives to connect with partners and attract and satisfy customers.
- Administering
  The site administrator performs the tasks needed to support day to day operations of the Commerce+ Transaction Server site.
- Extending
  Using Commerce+ Transaction Server's xC programming model, you can use HCL-provided extension points to extend existing Commerce logic. You can implement these extensions with the xC Customization toolkit provided by HCL. Commerce+ also provides Packaged Business Capability integrations that extend the product's reach and functionality.
  - Customizing EAR resources (resources-ext)
    In legacy toolkits, base XML configurations and properties were modified directly in the local workspace. In the HCL Commerce+ toolkit, the workspace uses a lightweight delta approach. Manage customizations and new Enterprise Archive (EAR) level files using the resources-ext directory, which overlays files onto the server during the build process.
  - Customizing server resources (ts-openliberty)
    Customize Open Liberty Server configurations in your local workspace repository instead of modifying files on the running server instance.
  - Customizing
    The topics in the Customizing section describe tasks performed by an application developer to customize Commerce+ Transaction Server.
  - Developing stores
    Commerce+ Transaction Server offers customizable features for storefronts using the Next.js framework. Commerce+ Transaction Server supports headless commerce to use any front end storefront.
  - Google Analytics integration
    Google Analytics helps you to understand how your customers are engaging with your store content and how they interact with store pages. Google Analytics helps you to get a deeper understanding of your customers so that you can improve customer experience and get better results.
    - Tagging for Next.js store events
      When customers complete any actions in the Next.js store, events are sent from the Next.js store. These events are captured in Google Tag Manager, parsed, and transformed into Google Analytics 4 events that are then sent to Google Analytics.
    - Process to set up the Google Analytics integration
      You must complete the following tasks to integrate your stores with Google Analytics and gather data.
    - Viewing reports
      You can view the reports from the Google Analytics tool in the Lab Commerce+ Transaction Server. For more information, see management-center/concepts/cscommerceanalyticstool.html.
    - Troubleshooting
      Refer to the following information to resolve some common issues that might occur when you integrate Commerce+ Transaction Server with Google Analytics.
- Securing
  These topics describe the security features of Commerce+ Transaction Server and how to configure these features.
- Performance
  Topics in the Performance section describe the means by which to plan, implement, test, and re-visit the optimization of Commerce+ Transaction Server site performance.
- Troubleshooting
  Topics in the Troubleshooting section highlight common issues that are encountered with Commerce+ Transaction Server, and how they can be addressed or mitigated.
- Reference
  Topics in the Reference section contain all of the Commerce+ Transaction Server reference documentation.

Tagging for Next.js store events

When customers complete any actions in the Next.js store, events are sent from the Next.js store. These events are captured in Google Tag Manager, parsed, and transformed into Google Analytics 4 events that are then sent to Google Analytics.

Supported events for Google Analytics 4

The following events are supported:

GA4_add_payment_info
GA4_add_shipping_info
GA4_add_to_cart
GA4_begin_checkout
GA4_purchase
GA4_remove_from_cart
GA4_search
GA4_select_item
GA4_select_promotion
GA4_view_cart
GA4_view_item
GA4_view_item_list
GA4_view_promotion

For more information, see GA4 Recommended events.