fix gs matches ordering

tournaments/models/tournament.py

@@ -372,10 +372,13 @@ class Tournament(models.Model):
         groups = []
 
         if self.display_matches():
-            for round in self.round_set.filter(parent=None).all().order_by('index'):
+            for round in self.round_set.filter(parent=None, group_stage_loser_bracket=False).all().order_by('index'):
                 groups.extend(self.round_match_groups(round, broadcasted, hide_empty_matches=True))
 
         if self.display_group_stages():
+            for round in self.round_set.filter(parent=None, group_stage_loser_bracket=True).all().order_by('index'):
+                groups.extend(self.round_match_groups(round, broadcasted, hide_empty_matches=True))
+
             for group_stage in self.groupstage_set.all().order_by('index'):
                 group = self.group_stage_match_group(group_stage, broadcasted, hide_empty_matches=True)
                 if group:
@@ -390,6 +393,8 @@ class Tournament(models.Model):
         else:
             matches = [m for m in matches if m.disabled is False]
 
+        matches.sort(key=lambda m: (m.start_date is None, m.end_date is not None, m.start_date, m.index))
+
         if matches:
             return self.create_match_group(group_stage.display_name(), matches)
         else:
@@ -405,6 +410,7 @@ class Tournament(models.Model):
             matches = [m for m in matches if m.disabled is False]
 
         if matches:
+            matches.sort(key=lambda m: m.index)
             group = self.create_match_group(round.name(), matches)
             groups.append(group)
 
@@ -415,6 +421,7 @@ class Tournament(models.Model):
                 ranking_matches = [m for m in ranking_matches if m.disabled is False]
 
             if len(ranking_matches) > 0:
+                ranking_matches.sort(key=lambda m: m.index)
                 group = self.create_match_group('Matchs de classement', ranking_matches)
                 groups.append(group)
 
@@ -422,7 +429,6 @@ class Tournament(models.Model):
 
     def create_match_group(self, name, matches):
         matches = list(matches)
-        matches.sort(key=lambda m: m.index)
         live_matches = [match.live_match() for match in matches]
         return MatchGroup(name, live_matches)