import - first impression of quota dashboard by product

apps/product/services/quota_dashboard_service.py

@@ -1,4 +1,5 @@
-from django.db.models import Sum, Count
+from django.db import models
+from django.db.models import Sum, Count, Q
 from django.db.models.functions import Coalesce
 
 from apps.authentication.models import Organization
@@ -48,3 +49,27 @@ class QuotaDashboardService:
         return {
             "quotas_summary": org_quota_stats,
         }
+
+    @staticmethod
+    def get_dashboard_by_product(self, organization: Organization, products: list[int]):
+
+        stat_by_prod = []
+        for prod in products:
+            org_quota_stat = OrganizationQuotaStats.objects.filter(
+                organization=organization,
+                quota__product_id=prod
+            )
+            product_stat_data = org_quota_stat.aggregate(
+                quotas_count=Count('id'),
+                total_quotas_weight=models.Sum('total_amount'),
+                active_quotas_weight=models.Sum('active_quotas_weight', filter=Q(quota__is_closed=False)),
+                closed_quotas_weight=models.Sum('closed_quotas_weight', filter=Q(quota__is_closed=True)),
+                total_remaining_quotas_weight=models.Sum('remaining_amount'),
+                total_distributed=models.Sum('quota_distributed'),
+                total_warehouse_entry=models.Sum('inventory_received'),
+                total_sold=models.Sum('total_sold'),
+            )
+
+            stat_by_prod.append(product_stat_data)
+
+        return stat_by_prod