Introduce scopes for finding bubbles assigned to or by someone

app/models/bubble/assignable.rb

@@ -6,6 +6,9 @@ module Bubble::Assignable
 
     has_many :assignees, through: :assignments
     has_many :assigners, through: :assignments
+
+    scope :assigned_to, ->(user) { joins(:assignments).where(assignments: { assignee: user }) }
+    scope :assigned_by, ->(user) { joins(:assignments).where(assignments: { assigner: user }) }
   end
 
   def assign(users, assigner: Current.user)

app/models/user.rb

@@ -8,7 +8,6 @@ class User < ApplicationRecord
   has_many :buckets, through: :accesses
   has_many :bubbles, through: :buckets
 
-
   has_many :assignments, foreign_key: :assignee_id, dependent: :destroy
   has_many :assignings, foreign_key: :assigner_id, class_name: "Assignment"
   has_many :assigned_bubbles, through: :assignments, source: :bubble