| class FriendRequest < ApplicationRecord | |
| validates :requestor_id, :approver_id, :approval_status, presence: true | |
| validates :requestor_id, uniqueness: { scope: :approver_id } | |
| validates :approval_status, inclusion: { in: %w(pending accepted denied) } | |
| belongs_to :requestor, | |
| primary_key: :id, | |
| foreign_key: :requestor_id, | |
| class_name: :User | |
| belongs_to :approver, | |
| primary_key: :id, | |
| foreign_key: :approver_id, | |
| class_name: :User | |
| end | |