Refactor debug checks to use event bus settings for consistency across game components.

settings/configuration.rb

@@ -3,4 +3,21 @@
 SCREEN_SIZE = [720, 480].freeze
 N, S, W, E = 1, 2, 4, 8
 
-DEBUG = ARGV.include?("--debug")
+# Config module to hold global settings that can be toggled in the settings scene, and accessed anywhere else in the code via the event bus
+module Config
+  @config = {
+    debug: ARGV.include?("--debug"),
+    fog: true,
+    torches_lightup: false
+  }
+
+  $bus.on(:settings) do |k|
+    next @config[k]
+  end
+
+  module_function
+
+  def toggle(key)
+    @config[key] = !@config[key]
+  end
+end