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# frozen_string_literal: true
module Resolvers
class MergeRequestsResolver < BaseResolver
argument :iid, GraphQL::ID_TYPE,
required: false,
description: 'The IID of the merge request, e.g., "1"'
argument :iids, [GraphQL::ID_TYPE],
required: false,
description: 'The list of IIDs of issues, e.g., [1, 2]'
type Types::MergeRequestType, null: true
alias_method :project, :object
def resolve(**args)
return unless project.present?
args[:iids] ||= [args[:iid]].compact
args[:iids].map { |iid| batch_load(iid) }
.select(&:itself) # .compact doesn't work on BatchLoader
end
# rubocop: disable CodeReuse/ActiveRecord
def batch_load(iid)
BatchLoader.for(iid.to_s).batch(key: project) do |iids, loader, args|
args[:key].merge_requests.where(iid: iids).each do |mr|
loader.call(mr.iid.to_s, mr)
end
end
end
# rubocop: enable CodeReuse/ActiveRecord
end
end
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