class DeployKey < Key
has_many :deploy_keys_projects, dependent: :destroy
has_many :projects, through: :deploy_keys_projects
scope :in_projects, ->(projects) { joins(:deploy_keys_projects).where('deploy_keys_projects.project_id in (?)', projects) }
scope :are_public, -> { where(public: true) }
def private?
!public?
end
def orphaned?
self.deploy_keys_projects.length == 0
end
def almost_orphaned?
self.deploy_keys_projects.length == 1
end
def destroyed_when_orphaned?
self.private?
end
end