Merge branch '256-follow-PUT' into 'master'

Added PUT route & follow_toggle action (closes SCRUM#256)

Closes SCRUM#256

See merge request !430

app/controllers/concerns/followable_controller.rb

@@ -28,4 +28,18 @@ module FollowableController
       render status: :forbidden
     end
   end
+
+  # PUT /v1/users/1/follow
+  # PUT /v1/users/1/follow.json
+  def follow_toggle
+    if !current_user.following?(followable)
+      current_user.follow(followable)
+      render status: :created
+    elsif current_user.following?(followable)
+      current_user.unfollow(followable)
+      render status: :ok
+    else
+      render status: :forbidden
+    end
+  end
 end

config/routes.rb

@@ -13,6 +13,7 @@ Rails.application.routes.draw do
     member do
       post 'follow', as: :follow, action: :follow
       delete 'follow', as: :unfollow, action: :unfollow
+      put 'follow', as: :follow_toggle, action: :follow_toggle
     end
   end