class ReportElement < ActiveRecord::Base enum type_of: Extends::REPORT_ELEMENT_TYPES # This is only used by certain elements enum sort_order: { asc: 0, desc: 1 } validates :position, presence: true validates :report, presence: true validates :type_of, presence: true validate :has_one_of_referenced_elements belongs_to :report, inverse_of: :report_elements # Hierarchical structure representation has_many :children, -> { order(:position) }, class_name: 'ReportElement', foreign_key: 'parent_id', dependent: :destroy belongs_to :parent, class_name: 'ReportElement' # References to various report entities belongs_to :project, inverse_of: :report_elements belongs_to :experiment, inverse_of: :report_elements belongs_to :my_module, inverse_of: :report_elements belongs_to :step, inverse_of: :report_elements belongs_to :result, inverse_of: :report_elements belongs_to :checklist, inverse_of: :report_elements belongs_to :asset, inverse_of: :report_elements belongs_to :table, inverse_of: :report_elements belongs_to :repository, inverse_of: :report_elements def has_children? children.length > 0 end def result? result_asset? or result_table? or result_text? end def comments? step_comments? or result_comments? end # Get the referenced elements (previously, element's type_of must be set) def element_references ReportExtends::ELEMENT_REFERENCES.each do |el_ref| if el_ref.check(self) return el_ref.elements.map { |el| eval(el.gsub('_id', '')) } end end end # Set the element references (previously, element's type_of must be set) def set_element_references(ref_ids) ReportExtends::SET_ELEMENT_REFERENCES_LIST.each do |el_ref| check = el_ref.check(self) next unless check el_ref.elements.each do |element| public_send("#{element}=", ref_ids[element]) end break end end # removes element that are archived or deleted def clean_removed_or_archived_elements parent_model = '' %w(project experiment my_module step result checklist asset table repository) .each do |el| parent_model = el if send el end if parent_model == 'experiment' destroy unless send(parent_model).project == report.project else destroy unless (send(parent_model).active? rescue send(parent_model)) end end private def has_one_of_referenced_elements element_references.each do |el| next unless el.nil? errors.add(:base, 'Report element doesn\'t have correct element references.') break end end end