nestjs-api-patterns

What problem does it solve?

This Skill provides best practices and reusable patterns for designing robust REST and GraphQL APIs with NestJS, addressing complexity and maintainability challenges.

Core Features & Use Cases

• Endpoint Design: Establishes consistent resource naming, response patterns, and bulk operations.
• Pagination & Filtering: Implements cursor and offset pagination, supporting complex search queries.
• Validation & DTOs: Defines nested, partial, and typed DTOs for request validation and response serialization.
• Error Handling: Centralized exception filters and domain-specific exceptions for reliable error responses.
• Caching & Invalidation: Uses interceptors and Redis for efficient data caching and cache invalidation strategies.
• Versioning & Rate Limiting: Supports URI and header-based versioning, with customizable rate-limiting guards.
• File Uploads & Streaming: Handles large file uploads/downloads and streaming responses for efficient I/O.
• GraphQL Support: Incorporates DataLoader and resolver best practices.
• OpenAPI Documentation: Automates API docs with decorators and schema references.
• Best Practices: Promotes reusable, organized code with clear separation of concerns.

Quick Start

Use the nestjs-api-patterns skill to implement secure, scalable APIs with layered validation, caching, and versioning.