Interactions

A lightning talk covering the ActiveInteraction gem.

Video of Presentation @ Big Ruby Conference 2014
https://www.youtube.com/watch?v=Gn75H9D3nOg#t=3m22s.

ActiveInteraction
http://orgsync.github.io/active_interaction/

Transcript

1. Interactions
2. def create @user = User.new(params[:user]) ! if @user.save redirect_to @user else render 'new' end end
3. Notifications.welcome(@user).deliver
4. default_group = Community .find(current_community_id) .default_group ! @user.groups.create!(group: default_group) ! Notifications.notify_admin(group).deliver
5. def create @user = User.new(params[:user]) ! if @user.save redirect_to @user else render 'new' end end
6. def create @user = User.new(params[:user]) ! if @user.save default_group = Community .find(current_community_id) .default_group ! @user.groups.create!(group: default_group) ! Notifications.notify_admin(group).deliver ! Notifications.welcome(@user).deliver else render 'new' end end
8. Skinny Controllers, Fat Models
10. @user.join_group(…)
11. @user.send_password_reminder(…)
12. @user.find_similar_users(…)
14. More Models!!!
15. NOUNS User Group Community Comment Message Account ForumPost Store Invoice Cart Room Facility CreditCard Article
16. VERBS SignUp Join Transfer Send Purchase Move Copy Match Tag Share Count Export List Merge Clone
17. Interactions
18. ActiveInteraction
19. class SignUpUser < ActiveInteraction::Base string :name, :email, :password date :birthday, default: nil model :community ! validates :name, presence: true validates :email, format: /\A.+@.+\.\w+\z/ validates :password, password: true ! def execute user = User.create!(inputs.slice(:name, :email, :birthday)) ! compose(JoinDefaultGroup, user: user, community: community ) ! Notifications.welcome(user).deliver ! user end end
20. SignUpUser.run(params[:user])
21. string :name, :email, :password date :birthday, default: nil model :community
22. string :name, :email, :password date :birthday, default: nil model :community
23. array :tags do string end ! hash :room_prefs do boolean :view integer :floor_number end
24. validates :name, presence: true validates :email, format: /\A.+@.+\.\w+\z/ validates :password, password: true
25. validates :name, presence: true validates :email, format: /\A.+@.+\.\w+\z/ validates :password, password: true
26. def execute user = User.create!( inputs.slice(:name, :email, :birthday) ) ! compose(JoinDefaultGroup, user: user, community: community ) ! Notifications.welcome(user).deliver 
 user end
27. def execute user = User.create!( inputs.slice(:name, :email, :birthday) ) ! compose(JoinDefaultGroup, user: user, community: community ) ! Notifications.welcome(user).deliver 
 user end
28. outcome = SignUpUser.run(params[:user])
30. def create @sign_up = SignUpUser.run(params[:user]) ! if @sign_up.valid? redirect_to user_path(outcome.result) else render 'new' end end
31. • Slim Controllers, Slim Models! • Rails/forms ready • Encapsulate business logic
32. orgsync/active_interaction @AaronLasseigne @taylorfausak