diff --git a/player.cpp b/player.cpp
new file mode 100644
index 0000000..4594e8e
--- /dev/null
+++ b/player.cpp
@@ -0,0 +1,8 @@
+#include "player.hpp"
+
+namespace godot {
+uint32_t IPlayer::get_player_id() {
+    return this->player_id.value_or(0);
+}
+}
+