Keeping Rails on track

Patterns and tools to add structure to growing rails applications.
I touch upon using good OOPs patterns, the trailblazer project and Component-Based Rails Applications.

Presented as a lightning talk at RubyConf Taiwan 2016

Transcript

1. KEEPING RAILS ON TRACK Patterns To Add Structure To Complex Apps
2. @rhlrjv Rahul Rajeev
10. Whats wrong? • God objects • Business logic split across models and controllers • Non standard patterns • Code structure doesn't reflect the domain
11. An unstructured monolith lies at the end of a purely MVC application
12. www.appcontinuum.io
13. 3 Patterns to the Rescue 1. Plain Old Ruby Objects (POROs) / ActiveModels 2. The Trailblazer Project 3. Component Based Rails Applications (CBRA)
14. POROs and ActiveModels
15. Types of non-ActiveRecord objects • Value Objects • Service Objects • Form Objects • Query Objects • View Objects • Policy Objects • Decorators
16. 7 Patterns to Refactor Fat ActiveRecord Models http://blog.codeclimate.com/blog/2012/10/17/7-ways-to- decompose-fat-activerecord-models/
20. http://trailblazer.to/ https://github.com/trailblazer/trailblazer Note: Trailblazer 2.0 is coming out soon -Nick Sutterer
21. Component Based Rails Applications (CBRA)
22. Rails Plugins/Engines $ rails plugin new components/app_component --full --mountable gem "app_component" , path : "components/app_component" Gemfile mount AppComponent::Engine , at : "/" Routes
24. http://cbra.info/ https://leanpub.com/cbra Stephan Hagemann (@shageman)
25. CBRA POROs Trailblazer
27. –Sandi Metz “Duplication is far cheaper than the wrong abstraction”
28. Thank you! @rhlrjv