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# frozen_string_literal: true
module Resolvers
module DesignManagement
module Version
# Resolver for a DesignAtVersion object given an implicit version context
class DesignAtVersionResolver < BaseResolver
DesignAtVersionID = ::Types::GlobalIDType[::DesignManagement::DesignAtVersion]
DesignID = ::Types::GlobalIDType[::DesignManagement::Design]
include Gitlab::Graphql::Authorize::AuthorizeResource
type Types::DesignManagement::DesignAtVersionType, null: true
requires_argument!
authorize :read_design
argument :id, DesignAtVersionID,
required: false,
as: :design_at_version_id,
description: 'The ID of the DesignAtVersion.'
argument :design_id, DesignID,
required: false,
description: 'The ID of a specific design.'
argument :filename, GraphQL::STRING_TYPE,
required: false,
description: 'The filename of a specific design.'
def self.single
self
end
def resolve(design_id: nil, filename: nil, design_at_version_id: nil)
validate_arguments(design_id, filename, design_at_version_id)
# TODO: remove this when the compatibility layer is removed
# See: https://gitlab.com/gitlab-org/gitlab/-/issues/257883
design_id &&= DesignID.coerce_isolated_input(design_id)
design_at_version_id &&= DesignAtVersionID.coerce_isolated_input(design_at_version_id)
return unless Ability.allowed?(current_user, :read_design, issue)
return specific_design_at_version(design_at_version_id) if design_at_version_id
find(design_id, filename).map { |d| make(d) }.first
end
private
def validate_arguments(design_id, filename, design_at_version_id)
args = { filename: filename, id: design_at_version_id, design_id: design_id }
passed = args.compact.keys
return if passed.size == 1
msg = "Exactly one of #{args.keys.join(', ')} expected, got #{passed}"
raise Gitlab::Graphql::Errors::ArgumentError, msg
end
def specific_design_at_version(id)
dav = GitlabSchema.find_by_gid(id)
return unless consistent?(dav)
dav
end
# Test that the DAV found by ID actually belongs on this version, and
# that it is visible at this version.
def consistent?(dav)
return false unless dav.present?
dav.design.issue_id == issue.id &&
dav.version.id == version.id &&
dav.design.visible_in?(version)
end
def find(gid, filename)
ids = [gid.model_id] if gid
filenames = [filename] if filename
::DesignManagement::DesignsFinder
.new(issue, current_user, ids: ids, filenames: filenames, visible_at_version: version)
.execute
end
def issue
version.issue
end
def version
object
end
def make(design)
::DesignManagement::DesignAtVersion.new(design: design, version: version)
end
end
end
end
end
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