Efficiently Caching Translations in React with Zustand and Google Translate API

A step-by-step guide.
WRITTEN BY
Mauro Davoli
Frontend Engineer
Reading Time
Approximately
(reading time)
minutes
Last Updated
December 20, 2024
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Introduction

Integrating a translation feature in your React app can enhance accessibility and expand your audience. However, repeatedly fetching translations from APIs like Google Translate can increase latency and costs. We’ll combine React, Zustand, and the Google Translate API to build a performant, cache-enabled translation solution to tackle those issues.

In this article, you’ll learn how to do the following:

  1. Set up a Zustand store to cache translations and avoid redundant API calls.
  2. Use Google Translate API for dynamic translations.
  3. Implement the solution with React hooks for seamless integration.

Why Zustand?

Zustand is a lightweight state management library that simplifies state handling in React. Its simplicity and scalability make it ideal for managing and caching translations in memory.

Step 1: Creating the Zustand Store

Our Zustand store will manage:

  • A cache for storing translations.
  • yoA registry to track ongoing API requests and avoid duplicates.
  • A method to fetch translations while leveraging the cache.

Step 2: Integrating Google Translate API

Create a function to interact with the Google Translate API:

Step 3: Using the Store in a React Component

Now, let’s build a component that uses the store to fetch and display translations:

Benefits of this Approach

  1. Performance Optimization: Translations are cached, reducing redundant API calls.
  2. Scalability: The approach is flexible and can handle additional languages or features.
  3. Ease of Maintenance: Zustand’s simple API makes state management clean and intuitive.

Conclusion

By integrating Zustand and the Google Translate API, we’ve built a highly efficient and scalable translation system. This solution minimizes API usage, improves user experience, and keeps your codebase organized. Start implementing this in your projects and elevate the global reach of your applications! 🚀

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Software Engineering
Guides
Front-End