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# frozen_string_literal: true
module Decidim
# Scope types allows to use different types of scopes in participatory process
# (municipalities, provinces, states, countries, etc.)
class ScopeType < ApplicationRecord
include Decidim::TranslatableResource
include Traceable
translatable_fields :name, :plural
belongs_to :organization,
foreign_key: "decidim_organization_id",
class_name: "Decidim::Organization",
inverse_of: :scope_types
has_many :scopes, class_name: "Decidim::Scope", inverse_of: :scope_type, dependent: :nullify
validates :name, presence: true
before_destroy :detach_dynamic_associations
def self.log_presenter_class_for(_log)
Decidim::AdminLog::ScopeTypePresenter
end
private
# This method detaches all records that may have association with the scope
# type. This cannot be done directly using the `dependent` option in the
# `has_many` relation in order to avoid tight coupling between the modules.
#
# This logic does not have to be applied to any classes that have been
# defined as `has_many` associations within this model already as they are
# already handled by the `dependent` option.
def detach_dynamic_associations
ActiveRecord::Base.descendants.each do |cls|
next if cls.abstract_class? || !cls.name&.match?(/^Decidim::/)
next if cls == self.class || cls == Decidim::Scope
cls.reflect_on_all_associations(:belongs_to).each do |ref|
next unless ref.options[:class_name] == self.class.name
cls.where(ref.options[:foreign_key] => id).update_all(ref.options[:foreign_key] => nil) # rubocop:disable Rails/SkipsModelValidations
end
end
end
end
end
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20 entries across 20 versions & 1 rubygems