more component stuff

include/components/PlayerInput.h

@@ -0,0 +1,30 @@
+#include "components/InputComponent.h"
+#include "GameState.h"
+#include <SDL3/SDL_keycode.h>
+
+class PlayerInput : public InputComponent {
+  GameState update(SDL_Event const* event) {
+    if (SDL_EVENT_QUIT == event->type || SDLK_ESCAPE == event->key.key) {
+      return GameState::STOPPING;
+    }
+    // currently dont care about anything other than down
+    if (SDL_EVENT_KEY_DOWN != event->type) {
+      return GameState::RUNNING;
+    }
+
+    if (SDLK_W == event->key.key) {
+      moveUp = event->key.type == SDL_EVENT_KEY_DOWN;
+    }
+    if (SDLK_S == event->key.key) {
+      moveDown = event->key.type == SDL_EVENT_KEY_DOWN;
+    }
+    if (SDLK_A == event->key.key) {
+      moveLeft = event->key.type == SDL_EVENT_KEY_DOWN;
+    }
+    if (SDLK_D == event->key.key) {
+      moveRight = event->key.type == SDL_EVENT_KEY_DOWN;
+    }
+
+    return GameState::RUNNING;
+  }
+};