Implementing Idempotency with NestJS RedisX: A Practical Guide

Handling duplicate requests in APIs, especially in payment systems, is a headache. NestJS RedisX offers a neat way to tackle this with its Idempotency Plugin. Let’s dig into how you can set this up. Getting Started with Idempotency First things first, install the necessary packages. You'll need both the core and idempotency packages of NestJS RedisX: npm install @nestjs-redisx/core @nestjs-redisx/idempotency Configuring the Module To make the Idempotency Plugin work its magic, you need to config