update shipment filter

lib/pages/fcs_shipment/model/fcs_shipment_model.dart

@@ -28,18 +28,48 @@ class FcsShipmentModel extends BaseModel {
     Query col = FirebaseFirestore.instance.collection(path);
     Query pageQuery = FirebaseFirestore.instance.collection(path);
 
+    // pending status
     if (index == 1) {
-      col = col.where("status", isEqualTo: fcs_shipment_confirmed_status);
+      col = col.where("status", isEqualTo: fcs_shipment_pending_status);
       pageQuery =
-          pageQuery.where("status", isEqualTo: fcs_shipment_confirmed_status);
+          pageQuery.where("status", isEqualTo: fcs_shipment_pending_status);
     }
 
+    // processing status
     if (index == 2) {
+      col = col.where("status", isEqualTo: fcs_shipment_processing_status);
+      pageQuery =
+          pageQuery.where("status", isEqualTo: fcs_shipment_processing_status);
+    }
+
+    // shipped status
+    if (index == 3) {
       col = col.where("status", isEqualTo: fcs_shipment_shipped_status);
       pageQuery =
           pageQuery.where("status", isEqualTo: fcs_shipment_shipped_status);
     }
 
+    // arrived status
+    if (index == 4) {
+      col = col.where("status", isEqualTo: fcs_shipment_arrived_status);
+      pageQuery =
+          pageQuery.where("status", isEqualTo: fcs_shipment_arrived_status);
+    }
+
+    // invoiced status
+    if (index == 5) {
+      col = col.where("status", isEqualTo: fcs_shipment_invoiced_status);
+      pageQuery =
+          pageQuery.where("status", isEqualTo: fcs_shipment_invoiced_status);
+    }
+
+    // canceled status
+    if (index == 6) {
+      col = col.where("status", isEqualTo: fcs_shipment_canceled_status);
+      pageQuery =
+          pageQuery.where("status", isEqualTo: fcs_shipment_canceled_status);
+    }
+
     pageQuery = pageQuery.orderBy("shipment_number", descending: true);
 
     fcsShipments?.close();