Commented main game's functionality to better track what's happening.

main.gd

@@ -17,7 +17,7 @@ func _ready():
 
 
 func spawn_enemies():
-
+    get_tree().call_group("enemies", "queue_free")
     for x in range(9):
       for y in range(3):
             var e = enemy.instantiate()
@@ -25,7 +25,7 @@ func spawn_enemies():
             add_child(e)
             e.start(pos)
     enemy_count = get_tree().get_nodes_in_group("enemies").size()
-    print(enemy_count)
+    print("Remaining enemies: ", enemy_count)
 
 
 func _on_enemy_died(value: int):
@@ -41,6 +41,7 @@ func _on_player_died():
     # get_tree().call_group("enemies", "queue_free")
     EventBus.enemy_win.emit()
     # $Player.set_process(false)
+    # get_tree().call_group("enemies", "set_process", false)
     instance.queue_free()
     game_over.show()
     await get_tree().create_timer(2).timeout
@@ -49,23 +50,32 @@ func _on_player_died():
     playing = false
 
 func new_game():
+  # Ensure enemies are cleared.
+    enemy_count = 0
     get_tree().call_group("enemies", "queue_free")
     get_tree().call_group("enemy_bullets", "queue_free")
-    # get_node("player").start()
+    print("Number of enemies at new_game: ",enemy_count)
+
+  # Reset score.
     Global.score = 0
     $CanvasLayer/UI.update_score(Global.score)
-    EventBus.initialize_shieldbar.emit()
+
+  # instantiate the Player
     instance = player.instantiate()
     add_child(instance)
-    $Player.shader_active = false
     $Player.start()
-    $CanvasLayer/UI.update_score(Global.score)
+
+  # Tell the shield to recharge.
+    EventBus.initialize_shieldbar.emit()
+
+  # Tell the enemies to spawn!
     spawn_enemies()
+
+  # Tell the game we're playing.
     playing = true
     print("New game started!")
 
 
-
 func _input(EventInput):
     if EventInput.is_action_pressed("shoot") and playing == false:
         print("Input detected!")
@@ -79,7 +89,7 @@ func _on_start_pressed():
 func win_game():
     playing = false
     game_over.show()
-    $Player._on_game_over()
+    $Player._on_player_victory()
     await get_tree().create_timer(2).timeout
     game_over.hide()
     start_button.show()