change: change offer model, and add new api

core/apps/orders/serializers/offer.py

@@ -95,7 +95,8 @@ class OffersSerializer(serializers.ModelSerializer):
     class Meta:
         model = Offer
         fields = [
-            'id', 'number', 'price', 'price_type', 'phone', 'comment', 'qqs', 'counterparty', 'created_at'
+            'id', 'number', 'price', 'price_type', 'phone', 'comment', 'qqs', 'counterparty', 
+            'status', 'created_at'
         ]
 
     def get_counterparty(self, obj):
@@ -106,7 +107,7 @@ class OffersSerializer(serializers.ModelSerializer):
 
 
 class OrderListForOfferSerializer(serializers.ModelSerializer):
-    offers = OffersSerializer(many=True)
+    offers = serializers.SerializerMethodField(method_name='get_offers')
     product = serializers.SerializerMethodField(method_name='get_product')
     unity = serializers.SerializerMethodField(method_name='get_unity')
 
@@ -127,4 +128,12 @@ class OrderListForOfferSerializer(serializers.ModelSerializer):
         return {
             'id': obj.unity.id,
             'value': obj.unity.value
-        }
+        }
+    
+    def get_offers(self, obj):
+        status = self.context.get('status')
+        if status:
+            offers = obj.offers.filter(status=status)
+            return OffersSerializer(offers, many=True).data
+        else:
+            return OffersSerializer(obj.offers, many=True).data