finished conversion to tailwind

trades/signals.py

@@ -1,8 +1,9 @@
 from django.core.exceptions import ValidationError
-from django.db.models.signals import m2m_changed
+from django.db.models.signals import m2m_changed, post_save, post_delete
 from django.dispatch import receiver
 from .models import TradeOffer
 from cards.models import Card
+from trades.models import TradeOfferHaveCard, TradeOfferWantCard, TradeAcceptance
 
 def check_trade_offer_rarity(instance):
     combined_cards = list(instance.have_cards.all()) + list(instance.want_cards.all())
@@ -19,4 +20,25 @@ def validate_have_cards_rarity(sender, instance, action, **kwargs):
 @receiver(m2m_changed, sender=TradeOffer.want_cards.through)
 def validate_want_cards_rarity(sender, instance, action, **kwargs):
     if action == "post_add":
-        check_trade_offer_rarity(instance) 
+        check_trade_offer_rarity(instance)
+
+@receiver(post_save, sender=TradeOfferHaveCard)
+@receiver(post_delete, sender=TradeOfferHaveCard)
+def update_aggregates_from_have_card(sender, instance, **kwargs):
+    trade_offer = instance.trade_offer
+    if trade_offer and hasattr(trade_offer, 'update_aggregates'):
+        trade_offer.update_aggregates()
+
+@receiver(post_save, sender=TradeOfferWantCard)
+@receiver(post_delete, sender=TradeOfferWantCard)
+def update_aggregates_from_want_card(sender, instance, **kwargs):
+    trade_offer = instance.trade_offer
+    if trade_offer and hasattr(trade_offer, 'update_aggregates'):
+        trade_offer.update_aggregates()
+
+@receiver(post_save, sender=TradeAcceptance)
+@receiver(post_delete, sender=TradeAcceptance)
+def update_aggregates_from_acceptance(sender, instance, **kwargs):
+    trade_offer = instance.trade_offer
+    if trade_offer and hasattr(trade_offer, 'update_aggregates'):
+        trade_offer.update_aggregates()