Learning PathModule

Implement shopping lists

Learn how commercetools can help you to create and manage shopping lists.

Build with AI: The commercetools AI plugin speeds up development, but AI models can make mistakes. This module teaches you the knowledge to critically evaluate solutions and identify generated errors.

AI assistance does not transfer accountability; you remain responsible for all production code. Review, test, and verify AI-generated output to the same standard as manual code.

Learning objectives

After completing this module, you should be able to:

  • Explain the purpose, core data structure, and key fields of commercetools Shopping Lists, distinguishing between Product line items and text line items.
  • Create and query Shopping Lists for both identified customers and anonymous sessions using appropriate API endpoints, draft objects, and query parameters.
  • Perform common update actions on Shopping Lists, such as adding or removing items and changing quantities, while correctly managing optimistic concurrency using list versions.
  • Implement sharing functionality (for example, public registries) and lifecycle management for Shopping Lists using Custom Fields and relevant API update actions.
Agenda
  1. Understand the Shopping List API
  2. Find and manage existing Shopping Lists
  3. Create Shopping Lists
  4. Update Shopping Lists
  5. Best practices
  6. Learning check
Prerequisites
Audience
  • Backend developers who need to learn how to build and perform operations on Shopping Lists.
  • Frontend developers who are aiming to design a user-friendly Shopping List experience for website visitors.