gitlab-org--gitlab-foss/lib/gitlab/graphql/loaders/full_path_model_loader.rb

31 lines
1.1 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module Graphql
module Loaders
# Suitable for use to find resources that expose `where_full_path_in`,
# such as Project, Group, Namespace
# full path is always converted to lowercase for case-insensitive results
class FullPathModelLoader
attr_reader :model_class, :full_path
def initialize(model_class, full_path)
@model_class = model_class
@full_path = full_path.downcase
end
def find
BatchLoader::GraphQL.for(full_path).batch(key: model_class) do |full_paths, loader, args|
scope = args[:key]
# this logic cannot be placed in the NamespaceResolver due to N+1
scope = scope.without_project_namespaces if scope == Namespace
# `with_route` avoids an N+1 calculating full_path
scope.where_full_path_in(full_paths).with_route.each do |model_instance|
loader.call(model_instance.full_path.downcase, model_instance)
end
end
end
end
end
end
end