improve performance #2

tournaments/models/tournament.py

@@ -506,7 +506,7 @@ class Tournament(BaseModel):
             group_stage = self.group_stages.filter(id=group_stage_id).first()
             match_groups.append(self.group_stage_match_group(group_stage, broadcasted, hide_empty_matches=False))
         elif round_id:
-            round = self.rounds.filter(id=round_id).first()
+            round = self.rounds.filter(id=round_id).first().prefetch_related('matches')
             if round and display_brackets is True:
                 match_groups = self.round_match_groups(round, broadcasted, hide_empty_matches=False)
         else:
@@ -518,12 +518,13 @@ class Tournament(BaseModel):
         groups = []
 
         if self.display_matches():
-            rounds = self.rounds.filter(parent=None, group_stage_loser_bracket=False).all().order_by('index')
+            rounds = self.rounds.filter(parent=None, group_stage_loser_bracket=False).all().order_by('index').prefetch_related('matches')
             for round in rounds:
                 groups.extend(self.round_match_groups(round, broadcasted, hide_empty_matches=True))
 
         if self.display_group_stages():
-            for round in self.rounds.filter(parent=None, group_stage_loser_bracket=True).all().order_by('index'):
+            rounds = self.rounds.filter(parent=None, group_stage_loser_bracket=True).all().order_by('index').prefetch_related('matches')
+            for round in rounds:
                 groups.extend(self.round_match_groups(round, broadcasted, hide_empty_matches=True))
 
             group_stages = sorted(self.sorted_group_stages(), key=lambda s: (-s.step, s.index))
@@ -609,7 +610,7 @@ class Tournament(BaseModel):
 
     def sorted_group_stages(self):
         # Get all group stages and sort by step (descending) and index (ascending)
-        group_stages = self.group_stages.all().order_by('-step', 'index')
+        group_stages = self.group_stages.all().order_by('-step', 'index').prefetch_related('matches')
 
         # List to collect live group stages from finished steps
         filtered = []