ADD rudementary main menu, needs refinement

states/game.py

@@ -0,0 +1,29 @@
+from states.game_state import GameState
+from render.renderer import Renderer
+from controllers.player_controller import PlayerController
+import pygame
+
+class Game(GameState):
+    def __init__(self, switch_state_callback, screen, match):
+        super().__init__(switch_state_callback, screen)
+        self.match = match
+
+        self.renderer = Renderer(self.match, screen)
+        self.player_controller = PlayerController(self.renderer.player_render, self.match)
+
+    def handle_events(self, events):
+        """Handles user inputs."""
+        for event in events:
+            if event.type == pygame.KEYDOWN and event.key == pygame.K_ESCAPE:
+                self.switch_state("menu")
+            self.renderer.slider.handle_event(event)
+            self.player_controller.update(event)
+
+    def update(self):
+        """Updates game objects."""
+        self.match.next_tick()
+
+    def draw(self):
+        """Draws everything on screen."""
+        self.renderer.render()
+        pygame.display.flip()