Refactor friendships controller and model

app/models/user.rb

@@ -58,8 +58,8 @@ class User < ApplicationRecord
   has_many :new_messages, -> { where(:to_user_visible => true, :muted => false, :message_read => false).order(:sent_on => :desc) }, :class_name => "Message", :foreign_key => :to_user_id
   has_many :sent_messages, -> { where(:from_user_visible => true).order(:sent_on => :desc).preload(:sender, :recipient) }, :class_name => "Message", :foreign_key => :from_user_id
   has_many :muted_messages, -> { where(:to_user_visible => true, :muted => true).order(:sent_on => :desc).preload(:sender, :recipient) }, :class_name => "Message", :foreign_key => :to_user_id
-  has_many :friendships, -> { joins(:befriendee).where(:users => { :status => %w[active confirmed] }) }
-  has_many :friends, :through => :friendships, :source => :befriendee
+  has_many :follows, -> { joins(:following).where(:users => { :status => %w[active confirmed] }) }
+  has_many :followings, :through => :follows, :source => :following
   has_many :preferences, :class_name => "UserPreference"
   has_many :changesets, -> { order(:created_at => :desc) }, :inverse_of => :user
   has_many :changeset_comments, :foreign_key => :author_id, :inverse_of => :author
@@ -283,7 +283,7 @@ class User < ApplicationRecord
   end
 
   def friends_with?(new_friend)
-    friendships.exists?(:befriendee => new_friend)
+    follows.exists?(:following => new_friend)
   end
 
   ##
@@ -414,7 +414,7 @@ class User < ApplicationRecord
   def max_friends_per_hour
     account_age_in_seconds = Time.now.utc - created_at
     account_age_in_hours = account_age_in_seconds / 3600
-    recent_friends = Friendship.where(:befriendee => self).where(:created_at => Time.now.utc - 3600..).count
+    recent_friends = Follow.where(:following => self).where(:created_at => Time.now.utc - 3600..).count
     max_friends = account_age_in_hours.ceil + recent_friends - (active_reports * 10)
     max_friends.clamp(0, Settings.max_friends_per_hour)
   end