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# frozen_string_literal: true
module Resolvers
class ReleasesResolver < BaseResolver
type Types::ReleaseType.connection_type, null: true
argument :sort, Types::ReleaseSortEnum,
required: false, default_value: :released_at_desc,
description: 'Sort releases by given criteria.'
# This resolver has a custom singular resolver
def self.single
Resolvers::ReleaseResolver
end
SORT_TO_PARAMS_MAP = {
released_at_desc: { order_by: 'released_at', sort: 'desc' },
released_at_asc: { order_by: 'released_at', sort: 'asc' },
created_desc: { order_by: 'created_at', sort: 'desc' },
created_asc: { order_by: 'created_at', sort: 'asc' }
}.freeze
def resolve(sort:)
BatchLoader::GraphQL.for(project).batch do |projects, loader|
releases = ReleasesFinder.new(
projects,
current_user,
SORT_TO_PARAMS_MAP[sort]
).execute
# group_by will not cause N+1 queries here because ReleasesFinder preloads projects
releases.group_by(&:project).each do |project, versions|
loader.call(project, versions)
end
end
end
private
def project
object.respond_to?(:project) ? object.project : object
end
end
end
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