Query Objects

Query Objects

The idea is to extract complex SQL queries or scopes to it's own PORO class located under app/queries. Where we can better manage and test, removing some code which the implementation isn't so relevant to the models or controllers.

References:

• https://www.martinfowler.com/eaaCatalog/queryObject.html
• https://mkdev.me/en/posts/how-to-use-query-objects-to-refactor-rails-sql-queries
• https://github.com/infinum/rails-handbook/blob/master/Design%20Patterns/Query%20Objects.md