HanamiでB2B SaaSを開発・運用している話

- HanamiでB2B SaaSのJSON APIを開発してます
- クラスごとに責務を明確化した書き方ができて保守性に優れます
- マルチデータベースで利用しようと思うとちょっとつらいです

Transcript

1. HanamiB2B SaaS
     2018/11/29 #startuptech vol.1
2.    • Hanami "  • rack, Rails    • Hanami ! #
    
    • Hanami view
3.  
   @tokichie_riyu LegalForce CTO ex-DeNA RubyTypeScript    
    Chief Tsuri Officer
4. LegalForce
    2017 4 LegalTech B2B SaaS  8
    4    
5. LegalForce
    https://www.legalforce.co.jp
6. Powered by Hanami
7. Hanami
    • RubyWeb
   
    •   • Rails 
8. Hanami
    Clean Architecture •  #%  "$ Monolith First • Monolith 
    !"
9. Hanami   • !#"  
      • Rails Sinatra
    • Rails  
10. Hanami
     Production Ready • Rails  
      
    
11. 
     rack Action Interactor Repository MySQL InteractorResult Entity response params validated params API call
12. Action • Rails Controller •  class • Request 
    Interactor !  
13. Action • rack app
     class Foo include Web::Action def call(params) self.status = 201 self.body = ‘Hello’ self.headers.merge!({ 'X-Custom' => 'OK' }) end end
14. Interactor • 
    $
    
     •  ! # • def call(*)"% 
    
    
15. Interactor class AddBook include Hanami::Interactor expose :book def call(params) @book = execute_something(params) end end • callInteractorResult
    
16. Repository • 
       • 
      API • 
     
17. Repository ActiveRecord
     books = Book.where(author: ‘JK Rowling’) .order(created_at: :desc) !  # "  "  • view! ↑ 
     …
18. Repository Hanami
     class BookRepository def where_by(author:) books.where(author: author).order { created_at.desc } end end !   
     " "  !
19. DB  
    
     • LegalForce 
    • 11
    
    DB • Hanami::Repository DB ↓ ORMROM 
20. Ruby Object Mapper • Hanami::Repository  • HanamiORM
    
21. DB  
     • ORM   Hanami  
      ↓ rake  Sequel::Migration 
22. 
    Amazon ECR
23. Hanami    
    •   
    #  • app !'  Vanilla Ruby  • Rails core_ext%  • &(Hanami::Utils "$
24.  • Hanami     • DB
     ⚡ Hanami