From 23843dc2a8b90fcf896e9fca2efe5e436dbeff50 Mon Sep 17 00:00:00 2001
From: Shlomi Fish <shlomif@shlomifish.org>
Date: Wed, 14 Aug 2019 17:59:27 +0300
Subject: [PATCH] Extract a common class/struct.

This is Refactoring / code cleanup.

See:

* https://en.wikipedia.org/wiki/God_object

* https://en.wikipedia.org/wiki/Extract_class

* https://en.wikipedia.org/wiki/Code_refactoring

* https://www.refactoring.com/

* https://www.joelonsoftware.com/2002/01/23/rub-a-dub-dub/

Some small optimisations may have slipped in as well.
---
 pysollib/game/__init__.py | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/pysollib/game/__init__.py b/pysollib/game/__init__.py
index 812516fb..39db68b7 100644
--- a/pysollib/game/__init__.py
+++ b/pysollib/game/__init__.py
@@ -360,6 +360,13 @@ class GameTexts(NewStruct):
     list = attr.ib(factory=list)
 
 
+@attr.s
+class GameHints(NewStruct):
+    list = attr.ib(default=None)
+    index = attr.ib(default=-1)
+    level = attr.ib(default=-1)
+
+
 class Game(object):
     # for self.gstats.updated
     U_PLAY = 0
@@ -604,11 +611,7 @@ class Game(object):
         self.filename = ""
         self.demo = None
         self.solver = None
-        self.hints = Struct(
-            list=None,                # list of hints for the current move
-            index=-1,
-            level=-1,
-        )
+        self.hints = GameHints()
         self.saveinfo = Struct(         # needed for saving a game
             stack_caps=[],
         )