How to Create a Production-Ready REST API with Node.js, TypeScript, and Express

Sep 17, 2024 | Programming

In the age of rapid web development, having a solid foundation can mean the difference between a smooth workflow and a chaotic scramble. This blog will guide you through setting up a production-ready REST API using Node.js, TypeScript, and Express.

ℹ About the Template

This template is designed to provide a base for creating REST APIs. By using this template, you can avoid the hassle of configuring tools every time you start a new project, allowing you to focus on your business logic.

Quick Start

Let’s kickstart this project by following these easy steps:

  • Install Dependencies:
    npm install  # or  make install
  • Start Database Container:
    make startdb
  • Start Cache Container:
    make startcache
  • Generate Prisma Client:
    npm run prisma:generate
  • Start Project in Development Mode:
    npm run dev
  • Start Project in Production Mode:
    npm run start
  • Interact with API using Swagger UI: Open http://localhost:5000/apidocs (Sample username and password: janedoe – 123456)

Key Features

This template incorporates several powerful tools, including:

  • TypeScript for type safety
  • Express Framework for building web applications
  • Prisma for next-generation ORM
  • Ts.ED framework for enhanced server-side application development
  • JWT authentication and role-based authorization
  • OpenAPI definition for API documentation
  • Pino logger for logging functionalities

Understanding Makefile Rules

The project’s major actions are handled through a Makefile, similar to how a chef uses a recipe to create a delightful dish. Each ‘target’ acts as a part of the culinary process, guiding you through the steps needed to prepare your application.

Common Makefile Targets

  • builddocker: Build a Docker image of the application
  • cleandocker: Clean all container resources
  • install: Install the project
  • start: Start the application in development mode
  • test: Run all tests

Troubleshooting

If you encounter issues while setting up or running your application, here are some potential solutions:

  • Problem: Dependencies fail to install.
    Solution: Ensure your Node.js version is up to date. Consider clearing npm cache with

    npm cache clean --force

    .

  • Problem: API not accessible.
    Solution: Confirm the port is not being used by another application and check if the database is running correctly.
  • For more insights, updates, or to collaborate on AI development projects, stay connected with fxis.ai.

Conclusion

At fxis.ai, we believe that such advancements are crucial for the future of AI, as they enable more comprehensive and effective solutions. Our team is continually exploring new methodologies to push the envelope in artificial intelligence, ensuring that our clients benefit from the latest technological innovations.

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