add carton editor for package

lib/domain/constants.dart

@@ -133,3 +133,7 @@ const invoice_paid_status = "paid";
 const payment_pending_status = "pending";
 const payment_confirmed_status = "confirmed";
 const payment_canceled_status = "canceled";
+
+//Delivery types
+const delivery_caton = "Delivery carton";
+const pickup_carton = "Pick-up carton";

lib/domain/entities/package.dart

@@ -14,6 +14,7 @@ class Package {
   DateTime? currentStatusDate;
   List<String> photoUrls;
   List<ShipmentStatus> shipmentHistory;
+  List<String> cartonIds;
   String? desc;
 
   String? status;
@@ -69,7 +70,8 @@ class Package {
       this.deliveryAddress,
       this.isChecked = false,
       this.photoFiles = const [],
-      this.senderPhoneNumber});
+      this.senderPhoneNumber,
+      this.cartonIds = const []});
 
   factory Package.fromMap(Map<String, dynamic> map, String docID) {
     var _currentStatusDate = (map['status_date'] as Timestamp);
@@ -82,6 +84,9 @@ class Package {
     var da = map['delivery_address'];
     var _da = da != null ? DeliveryAddress.fromMap(da, da["id"]) : null;
 
+     List<String> cartonIds =
+        map['carton_ids'] == null ? [] : List.from(map['carton_ids']);
+
     return Package(
         id: docID,
         userID: map['user_id'],
@@ -99,7 +104,8 @@ class Package {
         deliveryAddress: _da,
         currentStatusDate: _currentStatusDate.toDate().toLocal(),
         photoUrls: _photoUrls,
-        shipmentHistory: _shipmentStatus);
+        shipmentHistory: _shipmentStatus,
+        cartonIds: cartonIds);
   }
 
   Map<String, dynamic> toJson() => {