chore: add top_bid field to both seller and buyer auction list views …

…as well as dashboard list views

auction/openapi/buyer_dashboard_list_openapi_examples.py

@@ -31,6 +31,7 @@ def examples():
                 "quantity": 1000,
                 "start_date": "2024-10-08T12:34:56.789012Z",
                 "end_date": "2024-10-08T12:34:57.789012Z",
+                "top_bid": "₾2900.00",
             },
             response_only=True,
             status_codes=[200],

auction/serializers.py

@@ -29,6 +29,7 @@ class AuctionListSerializer(serializers.ModelSerializer):
     product = serializers.CharField(source="auction_name")
     tags = serializers.SerializerMethodField()
     bookmarked = serializers.BooleanField(default=False)
+    top_bid = serializers.SerializerMethodField()
 
     class Meta:
         model = Auction
@@ -48,6 +49,7 @@ class Meta:
             "start_date",
             "end_date",
             "bookmarked",
+            "top_bid",
         ]
 
     def get_tags(self, obj):
@@ -62,6 +64,17 @@ def get_category(self, obj):
         category = obj.category
         return category.name if category else None
 
+    def get_top_bid(self, obj):
+        """
+        Returns the formatted top bid if it exists, otherwise returns None
+        """
+        try:
+            if hasattr(obj, "statistics") and obj.statistics.top_bid:
+                return obj.statistics.top_bid
+            return None
+        except AuctionStatistics.DoesNotExist:
+            return None
+
     def to_representation(self, instance):
         representation = super().to_representation(instance)
 
@@ -73,7 +86,11 @@ def to_representation(self, instance):
         # Attach currency symbol to max_price field
         currency = representation["currency"]
         max_price = representation["max_price"]
+        top_bid = representation["top_bid"]
         representation["max_price"] = f"{get_currency_symbol(currency)}{max_price}"
+        representation["top_bid"] = (
+            f"{get_currency_symbol(currency)}{top_bid}" if top_bid is not None else None
+        )
 
         return representation
 

auction/views.py

@@ -131,7 +131,11 @@ class BuyerAuctionListView(ListAPIView):
 
     def get_queryset(self):
         user = self.request.user.id
-        queryset = Auction.objects.filter(author=user)
+        queryset = (
+            Auction.objects.select_related("statistics", "category").prefetch_related(
+                "tags"
+            )
+        ).filter(author=user)
 
         # Override ordering if 'category' is in the query params
         ordering = self.request.query_params.get("ordering", None)
@@ -176,8 +180,12 @@ class BuyerDashboardListView(ListAPIView):
     serializer_class = AuctionListSerializer
 
     def get_queryset(self):
-        queryset = Auction.objects.filter(
-            status="Live", start_date__lte=timezone.now(), author=self.request.user.id
+        queryset = (
+            Auction.objects.select_related("statistics", "category")
+            .prefetch_related("tags")
+            .filter(
+                status="Live", start_date__lte=timezone.now(), author=self.request.user.id
+            )
         )
         return queryset
 
@@ -263,10 +271,17 @@ class SellerAuctionListView(ListAPIView):
 
     def get_queryset(self):
         status = self.request.query_params.get("status")
-        queryset = (
-            Auction.objects.all() if status else Auction.objects.filter(status="Live")
+        base_queryset = (
+            Auction.objects.select_related("statistics", "category")
+            .prefetch_related("tags")
+            .exclude(status=StatusChoices.DRAFT)
         )
 
+        if status == "Upcoming":
+            queryset = base_queryset.filter(start_date__gt=timezone.now())
+        else:
+            queryset = base_queryset.filter(status="Live")
+
         ordering = self.request.query_params.get("ordering", None)
 
         bookmarked_subquery = Bookmark.objects.filter(
@@ -320,9 +335,12 @@ def get_queryset(self):
         user = self.request.user
 
         # Get auctions where the user has placed bids
-        queryset = Auction.objects.filter(
-            bids__author=user.id, start_date__lte=timezone.now()
-        ).distinct()
+        queryset = (
+            Auction.objects.select_related("statistics", "category")
+            .prefetch_related("tags")
+            .filter(bids__author=user.id, start_date__lte=timezone.now())
+            .distinct()
+        )
 
         # Add bookmarked status
         bookmarked_subquery = Bookmark.objects.filter(