add mix carton

lib/pages/package/model/package_model.dart

@@ -128,7 +128,7 @@ class PackageModel extends BaseModel {
       if (forCustomer) {
         q = q.where("user_id", isEqualTo: user.id);
       }
-
+      q = q.orderBy("tracking_id", descending: false);
       listener = q.snapshots().listen((QuerySnapshot snapshot) {
         _packages.clear();
         _packages = snapshot.documents.map((documentSnapshot) {
@@ -197,13 +197,12 @@ class PackageModel extends BaseModel {
     return null;
   }
 
-  Future<List<Package>> getPackages(String userID) async {
+  Future<List<Package>> getPackages(String userID, List<String> status) async {
     List<Package> packages = [];
     try {
       var snaps = await Firestore.instance
           .collection("/$packages_collection")
-          .where("status",
-              whereIn: [package_processed_status, package_packed_status])
+          .where("status", whereIn: status)
           .where("user_id", isEqualTo: userID)
           .where("is_deleted", isEqualTo: false)
           .where("is_delivered", isEqualTo: false)

lib/pages/package/package_info.dart

@@ -62,6 +62,9 @@ class _PackageInfoState extends State<PackageInfo> {
   Widget build(BuildContext context) {
     String id = Provider.of<MainModel>(context).user.id;
     bool owner = _package.userID == id;
+    bool canChangeDeliveryAddress =
+        _package.status == package_received_status ||
+            _package.status == package_processed_status;
 
     final trackingIdBox = DisplayText(
       text: _package.trackingID,
@@ -106,7 +109,7 @@ class _PackageInfoState extends State<PackageInfo> {
     final deliveryAddressBox = DefaultDeliveryAddress(
       deliveryAddress: _package.deliveryAddress,
       labelKey: "package.delivery.address",
-      onTap: owner
+      onTap: owner && canChangeDeliveryAddress
           ? () async {
               DeliveryAddress d = await Navigator.push<DeliveryAddress>(
                 context,