1 files changed, 27 insertions, 0 deletions
diff --git a/lib/api/helpers/variables_helpers.rb b/lib/api/helpers/variables_helpers.rb
new file mode 100644
index 00000000000..e2b3372fc33
--- /dev/null
+++ b/lib/api/helpers/variables_helpers.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+module API
+  module Helpers
+    module VariablesHelpers
+      extend ActiveSupport::Concern
+      extend Grape::API::Helpers
+
+      params :optional_group_variable_params_ee do
+      end
+
+      def filter_variable_parameters(_, params)
+        params # Overridden in EE
+      end
+
+      def find_variable(owner, params)
+        variables = ::Ci::VariablesFinder.new(owner, params).execute.to_a
+
+        return variables.first unless variables.many? # rubocop: disable CodeReuse/ActiveRecord
+
+        conflict!("There are multiple variables with provided parameters. Please use 'filter[environment_scope]'")
+      end
+    end
+  end
+end
+
+API::Helpers::VariablesHelpers.prepend_if_ee('EE::API::Helpers::VariablesHelpers')