Class: Resolvers::Ci::RunnerProjectsResolver

Inherits:
BaseResolver
  • Object
show all
Includes:
Gitlab::Graphql::Authorize::AuthorizeResource, LooksAhead, ProjectSearchArguments
Defined in:
app/graphql/resolvers/ci/runner_projects_resolver.rb

Constant Summary

Constants included from Gitlab::Graphql::Authorize::AuthorizeResource

Gitlab::Graphql::Authorize::AuthorizeResource::ConfigurationError, Gitlab::Graphql::Authorize::AuthorizeResource::RESOURCE_ACCESS_ERROR

Instance Method Summary collapse

Methods included from LooksAhead

#apply_lookahead, #resolve

Methods included from Gitlab::Graphql::Authorize::AuthorizeResource

#authorize!, #authorized_find!, #authorized_resource?, #find_object, #raise_resource_not_available_error!

Methods inherited from BaseResolver

as_single, authorization, authorized?, before_connection_authorization, before_connection_authorization_block, calculate_ext_conn_complexity, calls_gitaly!, calls_gitaly?, complexity, complexity_multiplier, #current_user, last, #object, #offset_pagination, requires_argument!, requires_argument?, resolver_complexity, #select_result, single, #single?, single_definition_blocks, singular_type, when_single

Methods included from Gitlab::Utils::Override

#extended, extensions, #included, #method_added, #override, #prepended, #queue_verification, verify!

Instance Method Details

#resolve_with_lookahead(**args) ⇒ Object 



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# File 'app/graphql/resolvers/ci/runner_projects_resolver.rb', line 16

def resolve_with_lookahead(**args)
  return unless runner.project_type?

  # rubocop:disable CodeReuse/ActiveRecord
  BatchLoader::GraphQL.for(runner.id).batch do |runner_ids, loader|
    plucked_runner_and_project_ids = ::Ci::RunnerProject
                                       .select(:runner_id, :project_id)
                                       .where(runner_id: runner_ids)
                                       .pluck(:runner_id, :project_id)

    unique_project_ids = plucked_runner_and_project_ids.collect { |_runner_id, project_id| project_id }.uniq
    projects = ProjectsFinder
                 .new(current_user: current_user,
                   params: project_finder_params(args),
                   project_ids_relation: unique_project_ids)
                 .execute
    projects = apply_lookahead(projects)
    Preloaders::ProjectPolicyPreloader.new(projects, current_user).execute
    sorted_project_ids = projects.map(&:id)
    projects_by_id = projects.index_by(&:id)

    # In plucked_runner_and_project_ids, first() represents the runner ID, and second() the project ID,
    # so let's group the project IDs by runner ID
    project_ids_by_runner_id =
      plucked_runner_and_project_ids
        .group_by(&:first)
        .transform_values { |runner_id_and_project_id| runner_id_and_project_id.map(&:second) }
    # Reorder the project IDs according to the order in sorted_project_ids
    sorted_project_ids_by_runner_id =
      project_ids_by_runner_id.transform_values { |project_ids| sorted_project_ids.intersection(project_ids) }

    runner_ids.each do |runner_id|
      runner_project_ids = sorted_project_ids_by_runner_id[runner_id] || []
      runner_projects = runner_project_ids.map { |id| projects_by_id[id] }

      loader.call(runner_id, runner_projects)
    end
  end
  # rubocop:enable CodeReuse/ActiveRecord
end