Class: ApiMaker::Preloader

Inherits:
Object
  • Object
show all
Defined in:
lib/api_maker/preloader.rb

Instance Method Summary collapse

Constructor Details

#initialize(ability: nil, args: nil, collection:, data:, include_param:, records:, select:) ⇒ Preloader

Returns a new instance of Preloader.



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# File 'lib/api_maker/preloader.rb', line 2

def initialize(ability: nil, args: nil, collection:, data:, include_param:, records:, select:)
  @ability = ability
  @args = args
  @collection = collection
  @data = data
  @include_param = include_param
  @records = records
  @select = select
end

Instance Method Details

#fill_data ⇒ Object 



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# File 'lib/api_maker/preloader.rb', line 12

def fill_data
  parsed = ApiMaker::RelationshipIncluder.parse(@include_param)
  return unless parsed

  parsed.each do |key, value|
    next unless key

    reflection = @collection.model.reflections[key]
    raise "Unknown reflection: #{@collection.model.name}##{key}" unless reflection

    fill_empty_relationships_for_key(reflection, key)
    preload_class = preload_class_for_key(reflection)

    preload_result = ApiMaker::Configuration.profile("Preloading #{reflection.klass.name} with #{preload_class.name}") do
      preload_class.new(
        ability: @ability,
        args: @args,
        collection: @collection,
        data: @data,
        records: @records,
        reflection: reflection,
        select: @select
      ).preload
    end

    next if value.blank? || preload_result.fetch(:collection).empty?

    ApiMaker::Preloader.new(
      ability: @ability,
      args: @args,
      data: @data,
      collection: preload_result.fetch(:collection),
      include_param: value,
      records: @data.fetch(:included),
      select: @select
    ).fill_data
  end
end