api: enahnce ports api and add stats views

Author: arjunsalyan

app/port/views.py

@@ -230,9 +230,11 @@ class PortAPIView(viewsets.ReadOnlyModelViewSet):
     queryset = Port.objects.all()
     lookup_field = 'name__iexact'
     lookup_value_regex = '[a-zA-Z0-9_.-]+'
-    filter_backends = [filters.SearchFilter, DjangoFilterBackend]
+    filter_backends = [filters.SearchFilter, filters.OrderingFilter, DjangoFilterBackend]
     search_fields = ['name', 'maintainers__github', 'variants__variant', 'categories__name']
     filterset_fields = ['name', 'categories', 'maintainers__github', 'variants__variant']
+    ordering_fields = ['name', 'created_at', 'updated_at']
+    ordering = ['-created_at']  # Default ordering by newest first
 
 
 class SearchAPIView(HaystackViewSet):

app/stats/views.py

@@ -207,3 +207,53 @@ def get(self, request):
             }
         )
         return Response(result.data)
+
+
+class PopularPortsAPIView(APIView):
+    @method_decorator(cache_page(60 * 60))  # Cache for 1 hour
+    def get(self, request):
+        days = int(request.GET.get('days', 30))
+        limit = int(request.GET.get('limit', 10))
+        
+        # Get submissions from the last X days
+        end_date = datetime.datetime.now(tz=datetime.timezone.utc)
+        start_date = end_date - datetime.timedelta(days=days)
+        
+        submissions_unique = Submission.objects.filter(
+            timestamp__range=[start_date, end_date]
+        ).order_by('user', '-timestamp').distinct('user')
+        
+        # Get popular ports based on installation counts
+        popular_ports = PortInstallation.objects.filter(
+            submission_id__in=Subquery(submissions_unique.values('id')),
+            requested=True
+        ).exclude(
+            port__icontains='mpstats'
+        ).values('port').annotate(
+            total_count=Count('port'),
+            req_count=Count(Case(When(requested=True, then=1), output_field=IntegerField()))
+        ).order_by('-total_count')[:limit]
+        
+        return Response(list(popular_ports))
+
+
+class EnhancedStatisticsAPIView(APIView):
+    @method_decorator(cache_page(60 * 60))  # Cache for 1 hour
+    def get(self, request):
+        from port.models import Port
+        
+        # Get basic statistics
+        current_week = datetime.datetime.today().isocalendar()[1]
+        all_submissions = Submission.objects.all().only('id')
+        total_unique_users = all_submissions.distinct('user').count()
+        current_week_unique = all_submissions.filter(timestamp__week=current_week).distinct('user').count()
+        last_week_unique = all_submissions.filter(timestamp__week=current_week - 1).distinct('user').count()
+        total_ports = Port.objects.filter(active=True).count()
+        
+        return Response({
+            'current_week': current_week_unique,
+            'last_week': last_week_unique,
+            'total_submissions': all_submissions.count(),
+            'total_unique_users': total_unique_users,
+            'total_ports': total_ports,
+        })

app/urls.py

@@ -14,7 +14,7 @@
 from buildhistory.urls import router as buildhistory_router
 from maintainer.urls import router as maintainer_router
 from variant.urls import router as variants_router
-from stats.views import PortStatisticsAPIView, PortMonthlyInstallationsAPIView, GeneralStatisticsAPIView
+from stats.views import PortStatisticsAPIView, PortMonthlyInstallationsAPIView, GeneralStatisticsAPIView, PopularPortsAPIView, EnhancedStatisticsAPIView
 from user.views import FollowedPortsAPIView
 
 # Router for rest framework
@@ -40,6 +40,8 @@
     path('port/', include('port.urls')),
     re_path(r"api/v1/statistics/port/monthly", PortMonthlyInstallationsAPIView.as_view(), name='port-monthly-stats'),
     re_path(r"api/v1/statistics/port", PortStatisticsAPIView.as_view(), name='port-stats'),
+    re_path(r"api/v1/statistics/popular", PopularPortsAPIView.as_view(), name='popular-ports'),
+    re_path(r"api/v1/statistics/enhanced", EnhancedStatisticsAPIView.as_view(), name='enhanced-stats'),
     re_path(r"api/v1/statistics/", GeneralStatisticsAPIView.as_view(), name='general-stats'),
     re_path(r"api/v1/user/followed_ports", FollowedPortsAPIView.as_view(), name='followed-ports'),
     re_path(r"api/v1/", include(router.urls)),