Class: CardDB::Rails::GraphQL::RecordLoader

Inherits:
GraphQL::Batch::Loader
  • Object
show all
Defined in:
lib/carddb/rails/graphql/record_loader.rb

Instance Method Summary collapse

Constructor Details

#initialize(dataset_key:, publisher_slug: nil, game_key: nil, client: nil) ⇒ RecordLoader

Returns a new instance of RecordLoader.



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# File 'lib/carddb/rails/graphql/record_loader.rb', line 9

def initialize(dataset_key:, publisher_slug: nil, game_key: nil, client: nil)
  super()
  @dataset_key = dataset_key
  @publisher_slug = publisher_slug
  @game_key = game_key
  @client = client
end

Instance Method Details

#perform(identifiers) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/carddb/rails/graphql/record_loader.rb', line 17

def perform(identifiers)
  client = @client || CardDB::Rails.client
  publisher_slug = client.config.resolve_publisher(@publisher_slug)
  game_key = client.config.resolve_game(@game_key)

  raise ArgumentError, 'publisher_slug is required (no default configured)' if publisher_slug.nil? || publisher_slug.empty?
  raise ArgumentError, 'game_key is required (no default configured)' if game_key.nil? || game_key.empty?

  results = client.batch do |batch|
    identifiers.each do |identifier|
      batch.records.get(
        publisher_slug: publisher_slug,
        game_key: game_key,
        dataset_key: @dataset_key,
        identifier: identifier
      )
    end
  end

  identifiers.each_with_index do |identifier, index|
    fulfill(identifier, results[index])
  end
end