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# frozen_string_literal: true
module Mutations
module MergeRequests
class SetLabels < Base
graphql_name 'MergeRequestSetLabels'
argument :label_ids,
[GraphQL::ID_TYPE],
required: true,
description: <<~DESC
The Label IDs to set. Replaces existing labels by default.
DESC
argument :operation_mode,
Types::MutationOperationModeEnum,
required: false,
description: <<~DESC
Changes the operation mode. Defaults to REPLACE.
DESC
def resolve(project_path:, iid:, label_ids:, operation_mode: Types::MutationOperationModeEnum.enum[:replace])
merge_request = authorized_find!(project_path: project_path, iid: iid)
project = merge_request.project
label_ids = label_ids
.select(&method(:label_descendant?))
.map { |gid| GlobalID.parse(gid).model_id } # MergeRequests::UpdateService expects integers
attribute_name = case operation_mode
when Types::MutationOperationModeEnum.enum[:append]
:add_label_ids
when Types::MutationOperationModeEnum.enum[:remove]
:remove_label_ids
else
:label_ids
end
::MergeRequests::UpdateService.new(project, current_user, attribute_name => label_ids)
.execute(merge_request)
{
merge_request: merge_request,
errors: merge_request.errors.full_messages
}
end
def label_descendant?(gid)
GlobalID.parse(gid)&.model_class&.ancestors&.include?(Label)
end
end
end
end
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