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# frozen_string_literal: true
module Resolvers
module DesignManagement
class VersionsResolver < BaseResolver
type Types::DesignManagement::VersionType.connection_type, null: false
alias_method :design_or_collection, :object
VersionID = ::Types::GlobalIDType[::DesignManagement::Version]
extras [:parent]
argument :earlier_or_equal_to_sha, GraphQL::Types::String,
as: :sha,
required: false,
description: 'SHA256 of the most recent acceptable version.'
argument :earlier_or_equal_to_id, VersionID,
as: :id,
required: false,
description: 'Global ID of the most recent acceptable version.'
# This resolver has a custom singular resolver
def self.single
::Resolvers::DesignManagement::VersionInCollectionResolver
end
def resolve(parent: nil, id: nil, sha: nil)
# TODO: remove this line when the compatibility layer is removed
# See: https://gitlab.com/gitlab-org/gitlab/-/issues/257883
id &&= VersionID.coerce_isolated_input(id)
version = cutoff(parent, id, sha)
raise ::Gitlab::Graphql::Errors::ResourceNotAvailable, 'cutoff not found' unless version.present?
if version == :unconstrained
find
else
find(earlier_or_equal_to: version)
end
end
private
# Find the most recent version that the client will accept
def cutoff(parent, id, sha)
if sha.present? || id.present?
specific_version(id, sha)
elsif at_version = at_version_arg(parent)
by_id(at_version)
else
:unconstrained
end
end
def specific_version(gid, sha)
find(sha: sha, version_id: gid&.model_id).first
end
def find(**params)
::DesignManagement::VersionsFinder
.new(design_or_collection, current_user, params)
.execute
.with_author
end
def by_id(gid)
::Gitlab::Graphql::Lazy.force(GitlabSchema.find_by_gid(gid))
end
# Find an `at_version` argument passed to a parent node.
#
# If one is found, then a design collection further up the AST
# has been filtered to reflect designs at that version, and so
# for consistency we should only present versions up to the given
# version here.
def at_version_arg(parent)
# TODO: remove coercion when the compatibility layer is removed
# See: https://gitlab.com/gitlab-org/gitlab/-/issues/257883
version_id = ::Gitlab::Graphql::FindArgumentInParent.find(parent, :at_version, limit_depth: 4)
version_id &&= VersionID.coerce_isolated_input(version_id)
version_id
end
end
end
end
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