calculate party process and payment_percentag

core/apps/orders/models/party.py

@@ -59,6 +59,22 @@ class Party(BaseModel):
     def __str__(self):
         return f'P - {self.number}'
     
+    def save(self, *args, **kwargs):
+        if self.status in ['NEW', 'CANCELLED', 'DRAFT']:
+            self.process = 0
+        elif self.status == 'EXPECTED':
+            self.process = 25
+        elif self.status == 'PROCESS':
+            self.process = 50
+        elif self.status == 'PURCHASED':
+            self.process = 75
+        elif self.status == 'PARTY_IS_MADE':
+            self.process == 100
+        if self.party_amount and self.party_amount.paid_amount > 0:
+            self.payment_percentage = (self.party_amount.paid_amount / self.party_amount.payment_amount) * 100
+            self.party_amount.save()
+        return super().save(args, kwargs)
+    
     class Meta:
         verbose_name = 'Partiya'
         verbose_name_plural = 'Partiyalar'

core/apps/orders/serializers/party.py

@@ -123,6 +123,7 @@ class PartyDetailSerializer(serializers.ModelSerializer):
             "payment_date",
             "status",
             "payment_status",
+            "payment_percentage",
             "process",
             "confirmation",
             "comment",
@@ -166,6 +167,7 @@ class PartyListSerializer(serializers.ModelSerializer):
             "payment_date",
             "status",
             "payment_status",
+            "payment_percentage",
             "process",
             "confirmation",
             "comment",