Class: ApiMaker::CollectionSerializer

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

Instance Method Summary collapse

Constructor Details

#initialize(ability: nil, args: {}, collection:, include_param:, select: nil) ⇒ CollectionSerializer

Returns a new instance of CollectionSerializer.



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

def initialize(ability: nil, args: {}, collection:, include_param:, select: nil)
  @ability = ability || ApiMaker::Ability.new(args: args)
  @args = args
  @collection = collection
  @include_param = include_param
  @select = select
end

Instance Method Details

#as_json(options = nil) ⇒ Object 



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# File 'lib/api_maker/collection_serializer.rb', line 43

def as_json(options = nil)
  result.as_json(options)
end

#preload_collection(data, records) ⇒ Object 



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# File 'lib/api_maker/collection_serializer.rb', line 47

def preload_collection(data, records)
  ApiMaker::Configuration.profile("CollectionSerializer result preloading") do
    preloader = ApiMaker::Preloader.new(
      ability: @ability,
      args: @args,
      collection: @collection,
      data: data,
      include_param: @include_param,
      records: records,
      select: @select
    )
    preloader.fill_data
  end
end

#result ⇒ Object 



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# File 'lib/api_maker/collection_serializer.rb', line 10

def result
  @result ||= begin
    data = {
      data: {},
      included: {}
    }

    records = {}

    ApiMaker::Configuration.profile("CollectionSerializer result collection map") do
      @collection.map do |model|
        serializer = ApiMaker::Serializer.new(ability: @ability, args: @args, model: model, select: select_for(model))
        resource = serializer.resource
        collection_name = resource.collection_name
        id = model.id

        data.fetch(:included)[collection_name] ||= {}
        data.fetch(:included)[collection_name][id] ||= serializer

        data.fetch(:data)[collection_name] ||= []
        data.fetch(:data)[collection_name] << id

        records[collection_name] ||= {}
        records[collection_name][id] ||= serializer
      end
    end

    preload_collection(data, records) if @collection.length.positive?

    data
  end
end

#select_for(model) ⇒ Object 



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# File 'lib/api_maker/collection_serializer.rb', line 62

def select_for(model)
  @select&.dig(model.class)
end

#to_json(options = nil) ⇒ Object 



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# File 'lib/api_maker/collection_serializer.rb', line 66

def to_json(options = nil)
  JSON.generate(as_json(options))
end