fix: hosting-monitor classes not recheck on monitor disconnect/waybar restart

include/modules/cava.old/cava_frontend.hpp

@@ -0,0 +1,27 @@
+#pragma once
+
+#ifdef HAVE_LIBCAVA
+#include "cavaRaw.hpp"
+#include "cava_backend.hpp"
+#ifdef HAVE_LIBCAVAGLSL
+#include "cavaGLSL.hpp"
+#endif
+#endif
+
+namespace waybar::modules::cava {
+AModule* getModule(const std::string& id, const Json::Value& config) {
+#ifdef HAVE_LIBCAVA
+  const std::shared_ptr<CavaBackend> backend_{waybar::modules::cava::CavaBackend::inst(config)};
+  switch (backend_->getPrm()->output) {
+#ifdef HAVE_LIBCAVAGLSL
+    case ::cava::output_method::OUTPUT_SDL_GLSL:
+      return new waybar::modules::cava::CavaGLSL(id, config);
+#endif
+    default:
+      return new waybar::modules::cava::Cava(id, config);
+  }
+#else
+  throw std::runtime_error("Unknown module");
+#endif
+};
+}  // namespace waybar::modules::cava