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# frozen_string_literal: true
module Gitlab
module Graphql
module Loaders
class BatchModelLoader
attr_reader :model_class, :model_id
def initialize(model_class, model_id)
@model_class, @model_id = model_class, model_id
end
# rubocop: disable CodeReuse/ActiveRecord
def find
BatchLoader.for({ model: model_class, id: model_id.to_i }).batch do |loader_info, loader|
per_model = loader_info.group_by { |info| info[:model] }
per_model.each do |model, info|
ids = info.map { |i| i[:id] }
results = model.where(id: ids)
results.each { |record| loader.call({ model: model, id: record.id }, record) }
end
end
end
# rubocop: enable CodeReuse/ActiveRecord
end
end
end
end
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