class PatientDeleter

# File app/lib/patient_deleter.rb, line 51
  def self.call(...) = new(...).call

  private_class_method :new

  private

  def delete_related(scope)
    scope.joins(:patient).merge(@patients).delete_all
  end
end

# File app/lib/patient_deleter.rb, line 10
def initialize(patients:, confirm_production_delete: false)
  @patients = patients
  @confirm_production_delete = confirm_production_delete
end

# File app/lib/patient_deleter.rb, line 15
def call
  if Rails.env.production? && !@confirm_production_delete
    raise ProductionDeletionError
  end

  ActiveRecord::Base.transaction do
    delete_related(ArchiveReason)
    delete_related(AttendanceRecord)
    delete_related(ClinicNotification)
    delete_related(ConsentNotification)
    delete_related(Consent)
    delete_related(GillickAssessment)
    delete_related(ImportantNotice)
    delete_related(Note)
    delete_related(PatientChangeset)
    delete_related(PatientLocation)
    delete_related(PatientSpecificDirection)
    delete_related(PreScreening)
    delete_related(SchoolMove)
    delete_related(SessionNotification)
    delete_related(Triage)
    delete_related(VaccinationRecord.with_discarded)

    parent_ids =
      Parent.joins(parent_relationships: :patient).merge(@patients).ids
    delete_related(ParentRelationship)
    Parent
      .where(id: parent_ids)
      .where
      .missing(:parent_relationships)
      .destroy_all

    @patients.each(&:destroy)
  end
end

# File app/lib/patient_deleter.rb, line 57
def delete_related(scope)
  scope.joins(:patient).merge(@patients).delete_all
end