Module: PaperTrailAssociationTracking::Reifiers::HasAndBelongsToMany Private

Defined in:
lib/paper_trail_association_tracking/reifiers/has_and_belongs_to_many.rb

Overview

This module is part of a private API. You should avoid using this module if possible, as it may be removed or be changed in the future.

Reify a single HABTM association of ‘model`.

Class Method Summary collapse

Class Method Details

.reify(pt_enabled, assoc, model, options, transaction_id) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/paper_trail_association_tracking/reifiers/has_and_belongs_to_many.rb', line 10

def reify(pt_enabled, assoc, model, options, transaction_id)
  version_ids = ::PaperTrail::VersionAssociation.
    where("foreign_key_name = ?", assoc.name).
    where("version_id = ?", transaction_id).
    pluck(:foreign_key_id)

  model.send(assoc.name).proxy_association.target =
    version_ids.map do |id|
      if pt_enabled
        version = load_version(assoc, id, transaction_id, options[:version_at])
        if version
          next version.reify(
            options.merge(
              has_many: false,
              has_one: false,
              belongs_to: false,
              has_and_belongs_to_many: false
            )
          )
        end
      end
      assoc.klass.where(assoc.klass.primary_key => id).first
    end
end