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# frozen_string_literal: true
module Ci
module Catalog
module Resources
class VersionsFinder
include Gitlab::Utils::StrongMemoize
def initialize(catalog_resources, current_user, params = {})
# The catalog resources should already have their project association preloaded
@catalog_resources = Array.wrap(catalog_resources)
@current_user = current_user
@params = params
end
def execute
return Ci::Catalog::Resources::Version.none if authorized_catalog_resources.empty?
versions = params[:latest] ? get_latest_versions : get_versions
versions = versions.preloaded
sort(versions)
end
private
DEFAULT_SORT = :released_at_desc
attr_reader :catalog_resources, :current_user, :params
def get_versions
Ci::Catalog::Resources::Version.for_catalog_resources(authorized_catalog_resources)
end
def get_latest_versions
Ci::Catalog::Resources::Version.latest_for_catalog_resources(authorized_catalog_resources)
end
def authorized_catalog_resources
# Preload project authorizations to avoid N+1 queries
projects = catalog_resources.map(&:project)
ActiveRecord::Associations::Preloader.new(records: projects, associations: :project_feature).call
Preloaders::UserMaxAccessLevelInProjectsPreloader.new(projects, current_user).execute
catalog_resources.select { |resource| authorized?(resource.project) }
end
strong_memoize_attr :authorized_catalog_resources
def sort(versions)
versions.order_by(params[:sort] || DEFAULT_SORT)
end
def authorized?(project)
Ability.allowed?(current_user, :read_release, project)
end
end
end
end
end
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