Base

stat/user_statistics/stat_management/signals.py

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+from django.db.models.signals import post_save
+from django.dispatch import receiver
+from .models import GameHistory, Stats
+
+@receiver(post_save, sender=GameHistory)
+def update_player_stats(sender, instance, created, **kwargs):
+	if created:
+		# get players
+		player_1_stats, _ = Stats.objects.get_or_create(player_id=instance.player_1_id)
+		player_2_stats, _ = Stats.objects.get_or_create(player_id=instance.player_2_id)
+
+		# update wins and losses
+		if instance.winner_id == instance.player_1_id:
+			player_1_stats.wins += 1
+			player_2_stats.losses += 1
+		else:
+			player_1_stats.losses += 1
+			player_2_stats.wins += 1
+
+		# update games played
+		player_1_stats.total_games_played += 1
+		player_2_stats.total_games_played += 1
+
+		# update win rate
+		player_1_stats.win_rate = player_1_stats.wins / player_1_stats.total_games_played * 100
+		player_2_stats.win_rate = player_2_stats.wins / player_2_stats.total_games_played * 100
+
+		# update hours played
+		player_1_stats.total_hours_played += instance.duration / 3600
+		player_2_stats.total_hours_played += instance.duration / 3600
+
+		# update goal scored
+		player_1_stats.goal_scored += instance.player_1_score
+		player_2_stats.goal_scored += instance.player_2_score
+
+		# update goal conceded
+		player_1_stats.goal_conceded += instance.player_2_score
+		player_2_stats.goal_conceded += instance.player_1_score
+
+		# save stats
+		player_1_stats.save()
+		player_2_stats.save()