Class: ActiveRecord::Associations::HasManyThroughAssociation

Inherits:
Object
  • Object
show all
Defined in:
lib/composite_primary_keys/associations/has_many_through_association.rb

Instance Method Summary collapse

Instance Method Details

#cpk_join_through_predicate(*records) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
 
# File 'lib/composite_primary_keys/associations/has_many_through_association.rb', line 4

def cpk_join_through_predicate(*records)
  ensure_mutable

  ids = records.map do |record|
    source_reflection.association_primary_key(reflection.klass).map do |key|
      record.send(key)
    end
  end

  cpk_in_predicate(through_association.scope.klass.arel_table, source_reflection.foreign_key, ids)
end