# TODO: Inherit from TreeEntity, when `Tree` implements `id` and `name` like `Gitlab::Git::Tree`.
class TreeRootEntity < Grape::Entity
include RequestAwareEntity
expose :path
expose :trees, using: TreeEntity
expose :blobs, using: BlobEntity
expose :submodules, using: SubmoduleEntity
expose :parent_tree_url do |tree|
path = tree.path.sub(%r{\A/}, '')
next unless path.present?
path_segments = path.split('/')
path_segments.pop
parent_tree_path = path_segments.join('/')
project_tree_path(request.project, File.join(request.ref, parent_tree_path))
end
end