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Auth Module

Authentication and authorization

Overview​

The Auth module provides authentication and authorization for Ggnomad.

Architecture​

Components​

The module is organized into the following components:

Resolvers​

GraphQL resolvers that handle API requests and coordinate with services.

Services​

Business logic layer that processes data and implements core functionality.

Types​

TypeScript interfaces and types for type safety throughout the module.

Schema​

GraphQL schema definitions for queries, mutations, and subscriptions.

Config​

Module-specific configuration and environment variables.

Utils​

Helper functions and utilities used within the module.

Workers​

Background jobs and asynchronous task processors.

Key Features​

  • Comprehensive API coverage
  • Type-safe implementation
  • Robust error handling
  • Extensive test coverage
  • Well-documented interfaces

API Reference​

GraphQL Schema​

The module exposes GraphQL APIs for:

  • Queries: Fetching data
  • Mutations: Modifying data
  • Subscriptions: Real-time updates (if applicable)

Services​

Core services provided by this module handle business logic and data operations.

Database Schema​

Database entities and relationships managed by this module.

Security & Permissions​

  • Role-based access control (RBAC)
  • Field-level permissions
  • Tenant isolation
  • Input validation and sanitization

Testing​

Unit Tests​

Tests for individual functions and utilities.

Integration Tests​

Tests for resolver and service interactions.

E2E Tests​

End-to-end tests covering complete workflows.

Configuration​

Environment Variables​

Module-specific environment variables for configuration.

Feature Flags​

Runtime feature toggles for gradual rollouts.

Dependencies​

Internal Dependencies​

Other modules this module depends on.

External Dependencies​

Third-party packages and services used by this module.

Monitoring & Observability​

  • Metrics and performance tracking
  • Error logging and alerting
  • Distributed tracing
  • Audit logs

Development​

Local Development​

# Navigate to backend
cd ggnomad-backend

# Install dependencies
npm install

# Run module tests
npm run test -- src/modules/auth

# Start development server
npm run dev

Adding New Features​

  1. Update GraphQL schema
  2. Implement resolvers
  3. Add business logic in services
  4. Write tests
  5. Update documentation

Troubleshooting​

Common issues and solutions when working with this module.