[Enhance][Bug Fix]

- For Arcaea 5.10.4
- Add support for the Link Play notification setting.
- Fix a bug that public rooms cannot be matched possibly if some players leave the room.
- Continue to fix the bug that the player cannot complete one course twice.
- Continue to fix the bug that users cannot change online settings.

latest version/core/course.py

@@ -1,6 +1,5 @@
 from .error import NoData
 from .item import ItemFactory
-from .score import Score
 from .song import Chart
 
 
@@ -40,7 +39,7 @@ class Course:
 
         self.requirements: list = []
         self.charts: list = [None, None, None, None]
-        self.items: list = None
+        self.items: list = []
 
     def to_dict(self) -> dict:
         if self.course_name is None:
@@ -282,15 +281,14 @@ class CoursePlay(UserCourse):
 
         self.user_play.course_play_state += 1
 
+        from .score import Score
         if Score.get_song_state(self.clear_type) > Score.get_song_state(self.user_play.clear_type):
             self.clear_type = self.user_play.clear_type
         self.user_play.update_play_state_for_course()
 
         if self.user_play.course_play_state == 4:
             self.user.select_user_about_stamina()
-            self.items = []
             if not self.is_completed:
-                self.user.select_user_about_stamina()
                 self.select_course_item()
                 for i in self.items:
                     i.user_claim_item(self.user)