1 files changed, 33 insertions, 0 deletions
diff --git a/app/services/ci/change_variable_service.rb b/app/services/ci/change_variable_service.rb
new file mode 100644
index 00000000000..f515a335d54
--- /dev/null
+++ b/app/services/ci/change_variable_service.rb
@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+module Ci
+  class ChangeVariableService < BaseContainerService
+    def execute
+      case params[:action]
+      when :create
+        container.variables.create(params[:variable_params])
+      when :update
+        variable.tap do |target_variable|
+          target_variable.update(params[:variable_params].except(:key))
+        end
+      when :destroy
+        variable.tap do |target_variable|
+          target_variable.destroy
+        end
+      end
+    end
+
+    private
+
+    def variable
+      params[:variable] || find_variable
+    end
+
+    def find_variable
+      identifier = params[:variable_params].slice(:id).presence || params[:variable_params].slice(:key)
+      container.variables.find_by!(identifier) # rubocop:disable CodeReuse/ActiveRecord
+    end
+  end
+end
+
+::Ci::ChangeVariableService.prepend_if_ee('EE::Ci::ChangeVariableService')