Trailblazer Rails Architecture

1. Trailblazer
By Iqbal Hasnan

2. Tralblazer
Introduces several new abstraction
layers into rails.
It gently enforces encapsulation,
and intuitive code structure.
It answers the question of "Where
do I put this kind of code?"

3. Current Rails Architecture
Model View
Controller

4. Current Rails Architecture After 1 month
Model View
Controller
concerns
concerns
Query Interface
concerns presenter
validations callbacks
helpers!
helpers!
helpers!
helpers!
helpers!helpers!
helpers!
concerns? Service Object
Form Object

5. “The Puristic Rails Way isn't
appropriate for projects with a
complexity greater than a 5-minute
blog. Full stop.”
Nick Sutterer

6. Trailblazer Architecture

7. Controller
● Controllers become lean HTTP
endpoints.
● No processing logic is to be found in
the controller

9. Model
● Logicless model
● Persistence configuration

11. View

13. Cells
● View model / Decorator

18. Operation
● Contain all the business Logic
● Every operation validates its input
using a form object
● A form is called contract.

22. Workers

23. Console

24. Test