add active and inactive review request for user query

app/models/review_request.rb

@@ -22,4 +22,7 @@
 class ReviewRequest < ApplicationRecord
   belongs_to :question
   belongs_to :user
+
+  scope :active, -> { where(answered: false) }
+  scope :inactive, -> { where(answered: true) }
 end

app/models/user.rb

@@ -24,6 +24,8 @@ class User < ApplicationRecord
   include Trashable
   extend Enumerize
 
+  has_many :review_requests, dependent: :destroy
+
   devise :database_authenticatable,
          :recoverable,
          :rememberable,