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Contents
# frozen_string_literal: true
module ActiveRecord
class PredicateBuilder
class AssociationQueryValue # :nodoc:
def initialize(associated_table, value)
@associated_table = associated_table
@value = value
end
def queries
if associated_table.join_foreign_key.is_a?(Array)
id_list = ids
id_list = id_list.pluck(primary_key) if id_list.is_a?(Relation)
id_list.map { |ids_set| associated_table.join_foreign_key.zip(ids_set).to_h }
else
[ associated_table.join_foreign_key => ids ]
end
end
private
attr_reader :associated_table, :value
def ids
case value
when Relation
relation = value
relation = relation.select(primary_key) if select_clause?
relation = relation.where(primary_type => polymorphic_name) if polymorphic_clause?
relation
when Array
value.map { |v| convert_to_id(v) }
else
[convert_to_id(value)]
end
end
def primary_key
associated_table.join_primary_key
end
def primary_type
associated_table.join_primary_type
end
def polymorphic_name
associated_table.polymorphic_name_association
end
def select_clause?
value.select_values.empty?
end
def polymorphic_clause?
primary_type && !value.where_values_hash.has_key?(primary_type)
end
def convert_to_id(value)
if primary_key.is_a?(Array)
primary_key.map do |attribute|
if attribute == "id"
value.id_value
else
value.public_send(attribute)
end
end
elsif value.respond_to?(primary_key)
value.public_send(primary_key)
else
value
end
end
end
end
end
Version data entries
19 entries across 19 versions & 2 rubygems