Use a service locator instead of passing around subsets of drivers between FSMs

1 files changed, 21 insertions, 0 deletions

diff --git a/src/system_fsm/service_locator.cpp b/src/system_fsm/service_locator.cpp
new file mode 100644
index 00000000..1d4d8a65
--- /dev/null
+++ b/src/system_fsm/service_locator.cpp
@@ -0,0 +1,21 @@
+/*
+ * Copyright 2023 jacqueline <me@jacqueline.id.au>
+ *
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+#include "service_locator.hpp"
+
+#include <memory>
+
+#include "nvs.hpp"
+#include "touchwheel.hpp"
+
+namespace system_fsm {
+
+auto ServiceLocator::instance() -> ServiceLocator& {
+  static ServiceLocator sInstance{};
+  return sInstance;
+}
+
+}  // namespace system_fsm