diff --git a/app/Filament/Widgets/InvoiceDataChart.php b/app/Filament/Widgets/InvoiceDataChart.php
index e07d8c8..f41e0b7 100644
--- a/app/Filament/Widgets/InvoiceDataChart.php
+++ b/app/Filament/Widgets/InvoiceDataChart.php
@@ -176,6 +176,50 @@ class InvoiceDataChart extends ChartWidget
                 ],
             ];
         }
+        elseif ($selectedDistribution == 'WOS')
+        {
+            $totalInvoices = InvoiceDataValidation::where('plant_id', $selectedPlant)
+                ->where('distribution_channel_desc', $selectedDistribution)
+                ->whereBetween('document_date', [$startDate, $endDate])
+                ->distinct('document_number')
+                ->pluck('document_number')
+                ->toArray();
+
+            if (empty($totalInvoices)) {
+                return [
+                    'labels' => ['Total', 'Went Out', 'Pending'],
+                    'datasets' => [
+                        [
+                            'label' => 'Invoice Count',
+                            'data' => [0, 0, 0],
+                            'backgroundColor' => ['#60A5FA', '#34D399', '#F87171'],
+                        ],
+                    ],
+                ];
+            }
+
+            $wentOutInvoices = InvoiceOutValidation::where('plant_id', $selectedPlant)
+                ->whereIn('qr_code', $totalInvoices)
+                ->whereBetween('scanned_at', [$startDate, $endDate])
+                ->distinct('qr_code')
+                ->pluck('qr_code')
+                ->toArray();
+
+            $totalCount = count($totalInvoices);
+            $wentOutCount = count($wentOutInvoices);
+            $pendingCount = $totalCount - $wentOutCount;
+
+            return [
+                'labels' => ['Total Invoices', 'Went Out', 'Pending'],
+                'datasets' => [
+                    [
+                        'label' => ucfirst(str_replace('_', ' ', $activeFilter)),
+                        'data' => [$totalCount, $wentOutCount, $pendingCount],
+                        'backgroundColor' => ['#60A5FA', '#34D399', '#F87171'], // blue, green, red
+                    ],
+                ],
+            ];
+        }
         elseif ($selectedDistribution == 'Challan')
         {
            $totalInvoices = InvoiceDataValidation::where('plant_id', $selectedPlant)