Add total amounts for the future

expenses_manager/expenses/views.py

@@ -127,6 +127,19 @@ def dashboard(request):
     if selected_month:
         expenses_filtered = expenses_filtered.filter(date__month=selected_month)  
     
+    total_amount = expenses.aggregate(
+        total=Sum('amount')
+    )['total'] or 0
+    
+    expense_count = expenses.count()
+    
+    category_count = (
+        expenses
+        .values('category')
+        .distinct()
+        .count()
+    )
+
     # ------------------
     # Totals by category
     # -----------------
@@ -189,4 +202,7 @@ def dashboard(request):
         'months': months,
         'selected_year': selected_year,
         'selected_month': selected_month,
+        'kpi_total': total_amount,
+        'kpi_count': expense_count,
+        'kpi_categories': category_count,
     })