valec3 Backend Architecture Repository Pattern
When to use this skill
- Abstracting data access
- Multiple data sources
- Testability
- Complex queries
Workflow
- Create repository interface
- Implement repository
- Inject into services
- Abstract query logic
- Keep repositories focused
Instructions
Interface
<?php
namespace App\Repositories;
interface UserRepositoryInterface
{
public function find(int $id): ?User;
public function findByEmail(string $email): ?User;
public function save(User $user): User;
}
Implementation
<?php
namespace App\Repositories;
class UserRepository implements UserRepositoryInterface
{
public function __construct(
private UserModel $model
) {}
public function find(int $id): ?User
{
return $this->model->find($id);
}
public function findByEmail(string $email): ?User
{
return $this->model->where('email', $email)->first();
}
}
Resources
- Abstract data access
- Easy to mock for testing
- Switch data sources easily