update package and carton selection

lib/domain/constants.dart

@@ -118,7 +118,7 @@ const carton_invoiced_status = "invoiced";
 const carton_canceled_status = "canceled";
 const all_status = "All stauts";
 const all = "All";
-const see_all ="See All";
+const see_more = "See More";
 
 // shipment status
 const shipment_pending_status = "pending";

lib/pages/carton/carton_editor.dart

@@ -13,10 +13,12 @@ import 'package:fcs/pages/widgets/progress.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_vector_icons/flutter_vector_icons.dart';
+import 'package:provider/provider.dart';
 import '../main/util.dart';
 import 'carton_package_form.dart';
 import 'carton_info.dart';
 import 'mix_carton/mix_carton_form.dart';
+import 'model/package_selection_model.dart';
 import 'widget/carton_row.dart';
 
 class CartonEditor extends StatefulWidget {
@@ -38,6 +40,7 @@ class _CartonEditorState extends State<CartonEditor> {
   User? _consignee;
   User? _sender;
   Carton? _carton;
+  bool _hasPackages = true;
 
   @override
   void initState() {
@@ -140,6 +143,12 @@ class _CartonEditorState extends State<CartonEditor> {
                   return;
                 }
 
+                if (!_hasPackages) {
+                  showMsgDialog(
+                      context, "Error", "No packages in sender and consignee");
+                  return;
+                }
+
                 Navigator.push(
                     context,
                     CupertinoPageRoute(
@@ -170,10 +179,12 @@ class _CartonEditorState extends State<CartonEditor> {
         )),
         IconButton(
             icon: Icon(Icons.search, color: Colors.black),
-            onPressed: () => searchUser(context, onUserSelect: (u) {
+            onPressed: () => searchUser(context, onUserSelect: (u) async {
                   setState(() {
                     this._consignee = u;
                   });
+
+                  _checkPackages();
                 }, popPage: true)),
       ],
     );
@@ -197,11 +208,12 @@ class _CartonEditorState extends State<CartonEditor> {
 
     final consigneeBox = Container(
       child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           consigneeSearchBox,
           consigneefcsIDBox,
           consigneePhoneBox,
-          consigneeNameBox
+          consigneeNameBox,
         ],
       ),
     );
@@ -216,10 +228,12 @@ class _CartonEditorState extends State<CartonEditor> {
         )),
         IconButton(
             icon: Icon(Icons.search, color: Colors.black),
-            onPressed: () => searchUser(context, onUserSelect: (u) {
+            onPressed: () => searchUser(context, onUserSelect: (u) async {
                   setState(() {
                     this._sender = u;
                   });
+
+                  _checkPackages();
                 }, popPage: true)),
       ],
     );
@@ -243,6 +257,7 @@ class _CartonEditorState extends State<CartonEditor> {
 
     final senderBox = Container(
       child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
         children: [
           senderSearchBox,
           senderIDBox,
@@ -268,14 +283,24 @@ class _CartonEditorState extends State<CartonEditor> {
             cartonTypeBox,
             isFromPackages
                 ? Column(
+                    crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
                       LocalTitle(textKey: "box.select.sender_and_consignee"),
                       Row(
+                        crossAxisAlignment: CrossAxisAlignment.start,
                         children: [
                           Flexible(child: senderBox),
                           Flexible(child: consigneeBox)
                         ],
                       ),
+                      !_hasPackages
+                          ? Padding(
+                              padding: const EdgeInsets.only(top: 5),
+                              child: Text("No packages in sender and consignee",
+                                  style: TextStyle(
+                                      color: dangerColor, fontSize: 13)),
+                            )
+                          : const SizedBox()
                     ],
                   )
                 : Container(),
@@ -290,6 +315,18 @@ class _CartonEditorState extends State<CartonEditor> {
     );
   }
 
+  _checkPackages() async {
+    if (_sender != null && _consignee != null) {
+      var p = await context
+          .read<PackageSelectionModel>()
+          .getPackagesBySenderAndConsigneeId(
+              senderId: _sender!.id ?? "", consigneeId: _consignee!.id ?? "");
+      setState(() {
+        _hasPackages = p.isNotEmpty;
+      });
+    }
+  }
+
   List<Widget> _getCartons(BuildContext context, List<Carton> cartons) {
     return cartons.map((c) {
       return InkWell(

lib/pages/carton/carton_list.dart

@@ -41,7 +41,7 @@ class _CartonListState extends State<CartonList> {
     _shipments.insert(0, model.defaultShipment);
     if (_shipments.length > shipmentCountForCartonFilter) {
       _shipments.insert(_shipments.length,
-          FcsShipment(shipmentNumber: "See All", id: see_all));
+          FcsShipment(shipmentNumber: "See More", id: see_more));
     }
 
     _selectedShipment = model.shipment ?? model.defaultShipment;
@@ -72,7 +72,7 @@ class _CartonListState extends State<CartonList> {
                 child: ActionChip(
                   shape: StadiumBorder(
                       side: BorderSide(
-                          color: g.id == see_all
+                          color: g.id == see_more
                               ? Colors.transparent
                               : _selectedShipment?.id == g.id
                                   ? primaryColor
@@ -83,7 +83,7 @@ class _CartonListState extends State<CartonList> {
                   },
                   label: Text(g.shipmentNumber ?? "",
                       style: TextStyle(
-                          color: g.id == see_all
+                          color: g.id == see_more
                               ? primaryColor
                               : _selectedShipment?.id == g.id
                                   ? primaryColor
@@ -343,7 +343,7 @@ class _CartonListState extends State<CartonList> {
   }
 
   _filterShipment(FcsShipment shipment) async {
-    if (shipment.id == see_all) {
+    if (shipment.id == see_more) {
       _showFilter();
       return;
     }

lib/pages/carton/carton_size_widget.dart

@@ -1,4 +1,5 @@
 import 'package:fcs/pages/widgets/local_radio.dart';
+import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_vector_icons/flutter_vector_icons.dart';
 import 'package:provider/provider.dart';
@@ -7,6 +8,7 @@ import '../../../domain/entities/carton_size.dart';
 import '../../../domain/entities/fcs_shipment.dart';
 import '../../../helpers/theme.dart';
 import '../../domain/entities/user.dart';
+import '../carton_size/carton_size_list.dart';
 import '../carton_size/model/carton_size_model.dart';
 import '../fcs_shipment/model/fcs_shipment_model.dart';
 import '../main/util.dart';
@@ -120,7 +122,8 @@ class _CartonSizeWidgetState extends State<CartonSizeWidget> {
 
   @override
   Widget build(BuildContext context) {
-    List<CartonSize> cartonSizes = context.watch<CartonSizeModel>().cartonSizes;
+    List<CartonSize> cartonSizes =
+        context.watch<CartonSizeModel>().getCartonSizes;
     bool isStandardSize = _cartonSizeType == standardCarton;
     bool isCustomSize = _cartonSizeType == customCarton;
     bool isNoneDefinedSize = _cartonSizeType == packageCartion;
@@ -277,6 +280,11 @@ class _CartonSizeWidgetState extends State<CartonSizeWidget> {
           underline: Container(height: 1, color: Colors.grey),
           onChanged: (newValue) {
             setState(() {
+              if (newValue?.name == MANAGE_CARTONSIZE) {
+                _selectStandardSize = null;
+                _manageCartonSize();
+                return;
+              }
               _selectStandardSize = newValue!;
             });
           },
@@ -285,11 +293,17 @@ class _CartonSizeWidgetState extends State<CartonSizeWidget> {
               cartonSizes.map<DropdownMenuItem<CartonSize>>((CartonSize value) {
             return DropdownMenuItem<CartonSize>(
               value: value,
-              child: Row(
+              child: value.name == MANAGE_CARTONSIZE
+                  ? Text("${value.name}",
+                      style: TextStyle(
+                          color: isStandardSize ? secondaryColor : labelColor))
+                  : Row(
                       children: [
                         Text("${value.name} - ",
                             style: TextStyle(
-                          color: isStandardSize ? Colors.black : labelColor)),
+                                color: isStandardSize
+                                    ? Colors.black
+                                    : labelColor)),
                         Text(
                             "${value.length.toInt()}”x${value.width.toInt()}”x${value.height.toInt()}”",
                             style: TextStyle(color: labelColor)),
@@ -484,4 +498,11 @@ class _CartonSizeWidgetState extends State<CartonSizeWidget> {
       ],
     );
   }
+
+  _manageCartonSize() {
+    Navigator.push(
+      context,
+      CupertinoPageRoute(builder: (context) => CartonSizeList()),
+    );
+  }
 }

lib/pages/carton/mix_carton/carton_selection_widget.dart

@@ -56,35 +56,32 @@ class _CartonSelectionWidgetState extends State<CartonSelectionWidget> {
 
   _init() {
     var model = context.read<CartonSelectionModel>();
-    model.addDefaultCartons(widget.shipment.id!);
+    _controller.text = model.query;
+    _query = model.query;
+    model.refresh(widget.shipment.id!, term: _query);
 
     model.addSelectedCarton(widget.cartons);
 
-    _controller.text = model.query;
-    _query = model.query;
     if (mounted) {
       setState(() {});
     }
   }
 
-  @override
+  // @override
-  void didUpdateWidget(covariant CartonSelectionWidget oldWidget) {
+  // void didUpdateWidget(covariant CartonSelectionWidget oldWidget) {
-    _init();
+  //   _init();
-    super.didUpdateWidget(oldWidget);
+  //   super.didUpdateWidget(oldWidget);
-  }
+  // }
 
   Future<void> _loadMoreData() async {
     if (_isLoadMore) return;
     var model = context.read<CartonSelectionModel>();
-    if (model.reachEnd || model.ended) return;
+    if (model.ended) return;
     setState(() {
       _isLoadMore = true;
     });
-    if (_query != "") {
+
-      await model.loadMoreSearch(term: _query, shipmentId: widget.shipment.id!);
+    await model.loadMoreData(widget.shipment.id!, term: _query);
-    } else {
-      await model.loadMoreData(widget.shipment.id!);
-    }
 
     setState(() {
       _isLoadMore = false;
@@ -95,7 +92,7 @@ class _CartonSelectionWidgetState extends State<CartonSelectionWidget> {
   Widget build(BuildContext context) {
     var model = context.watch<CartonSelectionModel>();
     List<Carton> searchResults = model.cartons;
-    List<Carton> selectedCartonList = model.selectedCartonList;
+    List<Carton> selectedCartonList = model.selectedCartons;
 
     final continueBtn = ContinueButton(
       onTap: () {

lib/pages/carton/mix_carton/type_widget.dart

@@ -1,4 +1,5 @@
 import 'package:fcs/pages/widgets/local_radio.dart';
+import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_vector_icons/flutter_vector_icons.dart';
 import 'package:provider/provider.dart';
@@ -6,6 +7,7 @@ import '../../../domain/constants.dart';
 import '../../../domain/entities/carton_size.dart';
 import '../../../domain/entities/fcs_shipment.dart';
 import '../../../helpers/theme.dart';
+import '../../carton_size/carton_size_list.dart';
 import '../../carton_size/model/carton_size_model.dart';
 import '../../fcs_shipment/model/fcs_shipment_model.dart';
 import '../../main/util.dart';
@@ -17,6 +19,7 @@ import '../../widgets/local_title.dart';
 import '../../widgets/previous_button.dart';
 
 typedef OnPrevious = Function();
+const manageStandardCartonSize = "Manage carton size";
 
 typedef OnContinue = Function(FcsShipment shipment, String cartonSizeType,
     {CartonSize? standardSize, double? length, double? width, double? height});
@@ -101,7 +104,9 @@ class _TypeWidgetState extends State<TypeWidget> {
 
   @override
   Widget build(BuildContext context) {
-    List<CartonSize> cartonSizes = context.watch<CartonSizeModel>().cartonSizes;
+    List<CartonSize> cartonSizes =
+        context.watch<CartonSizeModel>().getCartonSizes;
+
     bool isStandardSize = _cartionSizeType == standardCarton;
     bool isCustomSize = _cartionSizeType == customCarton;
     bool isNoneDefinedSize = _cartionSizeType == packageCartion;
@@ -156,6 +161,11 @@ class _TypeWidgetState extends State<TypeWidget> {
           underline: Container(height: 1, color: Colors.grey),
           onChanged: (newValue) {
             setState(() {
+              if (newValue?.name == MANAGE_CARTONSIZE) {
+                _selectStandardSize = null;
+                _manageCartonSize();
+                return;
+              }
               _selectStandardSize = newValue!;
             });
           },
@@ -164,11 +174,17 @@ class _TypeWidgetState extends State<TypeWidget> {
               cartonSizes.map<DropdownMenuItem<CartonSize>>((CartonSize value) {
             return DropdownMenuItem<CartonSize>(
               value: value,
-              child: Row(
+              child: value.name == MANAGE_CARTONSIZE
+                  ? Text("${value.name}",
+                      style: TextStyle(
+                          color: isStandardSize ? secondaryColor : labelColor))
+                  : Row(
                       children: [
                         Text("${value.name} - ",
                             style: TextStyle(
-                          color: isStandardSize ? Colors.black : labelColor)),
+                                color: isStandardSize
+                                    ? Colors.black
+                                    : labelColor)),
                         Text(
                             "${value.length.toInt()}”x${value.width.toInt()}”x${value.height.toInt()}”",
                             style: TextStyle(color: labelColor)),
@@ -355,4 +371,11 @@ class _TypeWidgetState extends State<TypeWidget> {
       ],
     );
   }
+
+  _manageCartonSize() {
+    Navigator.push(
+      context,
+      CupertinoPageRoute(builder: (context) => CartonSizeList()),
+    );
+  }
 }

lib/pages/carton/model/carton_selection_model.dart

@@ -9,92 +9,36 @@ import '../../main/model/base_model.dart';
 
 class CartonSelectionModel extends BaseModel {
   final log = Logger("CartonSelectionModel");
-  // for search
   String query = "";
-  int offset = 0;
-  bool reachEnd = false;
   List<Carton> cartons = [];
+  List<Carton> selectedCartons = [];
 
   bool isLoading = false;
-
-  // for default carton
   DocumentSnapshot? _lastDocument;
   bool ended = false;
 
-  List<Carton> selectedCartonList = [];
-
   Timer? t;
   search(String term, {bool imm = false, required String shipmentId}) async {
     query = term;
     cartons.clear();
-    offset = 0;
+    _lastDocument = null;
-    reachEnd = false;
+    ended = false;
+
     t?.cancel();
     t = Timer(Duration(milliseconds: imm ? 0 : 800), () async {
-      await loadMoreSearch(term: term, shipmentId: shipmentId);
+      await refresh(shipmentId, term: term);
     });
   }
 
-  Future<void> loadMoreSearch(
+  Future<void> refresh(String shipmentId, {String term = ""}) async {
-      {required String term, required String shipmentId}) async {
-    if (term == "") {
-      await _refresh(shipmentId);
-      return;
-    }
-    // int rowPerPage = 21;
-    // List<Carton> list = [];
-    // SearchPara searchPara = SearchPara(filters: [], term: term);
-    // isLoading = true;
-
-    // var path =
-    //     "/search/$cartons_collection/${searchPara.escapeTerm}/$rowPerPage/$offset/${searchPara.escapeFilters}";
-
-    // var result = await requestAPI(path, "GET",
-    //     token: await getToken(), url: Config.instance.searchURL);
-
-    // if (result != null) {
-    //   for (var row in result) {
-    //     var item = ArtistExt.fromMapForSearch(row);
-    //     list.add(item);
-    //   }
-    // }
-
-    // for (var p in list) {
-    //   selectedArtistList.contains(p)
-    //       ? p.isSelected = true
-    //       : p.isSelected = false;
-    // }
-
-    // artists.addAll(list);
-    // offset += rowPerPage;
-    // if (list.length < rowPerPage) {
-    //   reachEnd = true;
-    // }
-    notifyListeners();
-  }
-
-  addDefaultCartons(String shipmentId) async {
-    cartons.clear();
-    await _refresh(shipmentId);
-  }
-
-  selectCarton(Carton a) {
-    if (a.isSelected) {
-      selectedCartonList.add(a);
-    } else {
-      selectedCartonList.remove(a);
-    }
-  }
-
-  Future<void> _refresh(String shipmentId) async {
     cartons.clear();
     _lastDocument = null;
     ended = false;
-    await loadMoreData(shipmentId);
+    await loadMoreData(shipmentId, term: term);
     notifyListeners();
   }
 
-  Future<void> loadMoreData(String shipmentId) async {
+  Future<void> loadMoreData(String shipmentId, {String term = ""}) async {
     int rowPerPage = 20;
 
     try {
@@ -104,9 +48,13 @@ class CartonSelectionModel extends BaseModel {
           .collection(path)
           // .where("fcs_shipment_id", isEqualTo: shipmentId)
           // .where("status", isEqualTo: carton_processing_status)
-          // .where("carton_type", isEqualTo: carton_mix_box)
+          .where("is_deleted", isEqualTo: false);
-          .where("is_deleted", isEqualTo: false)
+
-          .orderBy("created_at", descending: true);
+      if (term != "") {
+        query = query.where("carton_number", isEqualTo: term);
+      }
+
+      query = query.orderBy("created_at", descending: true);
 
       if (_lastDocument != null) {
         query = query.startAfterDocument(_lastDocument!);
@@ -124,7 +72,7 @@ class CartonSelectionModel extends BaseModel {
       }).toList();
 
       for (var p in list) {
-        selectedCartonList.contains(p)
+        selectedCartons.contains(p)
             ? p.isSelected = true
             : p.isSelected = false;
       }
@@ -139,13 +87,21 @@ class CartonSelectionModel extends BaseModel {
     }
   }
 
+  selectCarton(Carton a) {
+    if (a.isSelected) {
+      selectedCartons.add(a);
+    } else {
+      selectedCartons.remove(a);
+    }
+  }
+
   clearSelection() {
-    selectedCartonList.clear();
+    selectedCartons.clear();
     cartons.clear();
     query = "";
   }
 
   addSelectedCarton(List<Carton> list) {
-    selectedCartonList = list;
+    selectedCartons = list;
   }
 }

lib/pages/carton/model/package_selection_model.dart

@@ -9,20 +9,14 @@ import '../../main/model/base_model.dart';
 
 class PackageSelectionModel extends BaseModel {
   final log = Logger("PackageSelectionModel");
-  // for search
   String query = "";
-  int offset = 0;
-  bool reachEnd = false;
   List<Package> packages = [];
+  List<Package> selectedPackages = [];
 
   bool isLoading = false;
-
-  // for default package
   DocumentSnapshot? _lastDocument;
   bool ended = false;
 
-  List<Package> selectedPackageList = [];
-
   Timer? t;
   search(String term,
       {bool imm = false,
@@ -31,11 +25,11 @@ class PackageSelectionModel extends BaseModel {
       required String consigneeId}) async {
     query = term;
     packages.clear();
-    offset = 0;
+    _lastDocument = null;
-    reachEnd = false;
+    ended = false;
     t?.cancel();
     t = Timer(Duration(milliseconds: imm ? 0 : 800), () async {
-      await loadMoreSearch(
+      await refresh(
           term: term,
           shipmentId: shipmentId,
           consigneeId: consigneeId,
@@ -43,85 +37,27 @@ class PackageSelectionModel extends BaseModel {
     });
   }
 
-  Future<void> loadMoreSearch(
+  Future<void> refresh(
-      {required String term,
-      required String shipmentId,
-      required String senderId,
-      required String consigneeId}) async {
-    if (term == "") {
-      await _refresh(
-          shipmentId: shipmentId, senderId: senderId, consigneeId: consigneeId);
-      return;
-    }
-    // int rowPerPage = 21;
-    // List<Carton> list = [];
-    // SearchPara searchPara = SearchPara(filters: [], term: term);
-    // isLoading = true;
-
-    // var path =
-    //     "/search/$cartons_collection/${searchPara.escapeTerm}/$rowPerPage/$offset/${searchPara.escapeFilters}";
-
-    // var result = await requestAPI(path, "GET",
-    //     token: await getToken(), url: Config.instance.searchURL);
-
-    // if (result != null) {
-    //   for (var row in result) {
-    //     var item = ArtistExt.fromMapForSearch(row);
-    //     list.add(item);
-    //   }
-    // }
-
-    // for (var p in list) {
-    //   selectedArtistList.contains(p)
-    //       ? p.isSelected = true
-    //       : p.isSelected = false;
-    // }
-
-    // artists.addAll(list);
-    // offset += rowPerPage;
-    // if (list.length < rowPerPage) {
-    //   reachEnd = true;
-    // }
-    notifyListeners();
-  }
-
-  addDefaultPackages(
       {required String shipmentId,
       required String senderId,
-      required String consigneeId}) async {
+      required String consigneeId,
-    packages.clear();
+      String term = ""}) async {
-    await _refresh(
-        shipmentId: shipmentId, senderId: senderId, consigneeId: consigneeId);
-  }
-
-  selectPackage(Package a) {
-    if (a.isChecked) {
-      selectedPackageList.add(a);
-    } else {
-      selectedPackageList.remove(a);
-    }
-  }
-
-  addSelectedPackage(List<Package> list){
-    selectedPackageList = list;
-  }
-
-  Future<void> _refresh(
-      {required String shipmentId,
-      required String senderId,
-      required String consigneeId}) async {
     packages.clear();
     _lastDocument = null;
     ended = false;
     await loadMoreData(
-        shipmentId: shipmentId, senderId: senderId, consigneeId: consigneeId);
+        shipmentId: shipmentId,
+        senderId: senderId,
+        consigneeId: consigneeId,
+        term: term);
     notifyListeners();
   }
 
   Future<void> loadMoreData(
       {required String shipmentId,
       required String senderId,
-      required String consigneeId}) async {
+      required String consigneeId,
+      String term = ""}) async {
     int rowPerPage = 20;
 
     try {
@@ -131,9 +67,15 @@ class PackageSelectionModel extends BaseModel {
           .collection(path)
           // .where("fcs_shipment_id", isEqualTo: shipmentId)
           // .where("status", isEqualTo: package_processed_status)
-          .where("user_id", whereIn: [senderId, consigneeId])
+          .where("sender_id", isEqualTo: senderId)
-          .where("is_deleted", isEqualTo: false)
+          .where("user_id", isEqualTo: consigneeId)
-          .orderBy("created_date", descending: true);
+          .where("is_deleted", isEqualTo: false);
+
+      if (term != "") {
+        query = query.where("tracking_id", isEqualTo: term);
+      }
+
+      query = query.orderBy("created_date", descending: true);
 
       if (_lastDocument != null) {
         query = query.startAfterDocument(_lastDocument!);
@@ -151,9 +93,7 @@ class PackageSelectionModel extends BaseModel {
       }).toList();
 
       for (var p in list) {
-        selectedPackageList.contains(p)
+        selectedPackages.contains(p) ? p.isChecked = true : p.isChecked = false;
-            ? p.isChecked = true
-            : p.isChecked = false;
       }
 
       packages.addAll(list);
@@ -166,9 +106,43 @@ class PackageSelectionModel extends BaseModel {
     }
   }
 
+  selectPackage(Package a) {
+    if (a.isChecked) {
+      selectedPackages.add(a);
+    } else {
+      selectedPackages.remove(a);
+    }
+  }
+
+  addSelectedPackage(List<Package> list) {
+    selectedPackages = list;
+  }
+
   clearSelection() {
-    selectedPackageList.clear();
+    selectedPackages.clear();
     packages.clear();
     query = "";
   }
+
+  Future<List<Package>> getPackagesBySenderAndConsigneeId(
+      {required String senderId, required String consigneeId}) async {
+    List<Package> list = [];
+    try {
+      String path = "/$packages_collection";
+      var snaps = await FirebaseFirestore.instance
+          .collection(path)
+          .where("sender_id", isEqualTo: senderId)
+          .where("user_id", isEqualTo: consigneeId)
+          .where("is_deleted", isEqualTo: false)
+          .get(const GetOptions(source: Source.server));
+      list = snaps.docs
+          .map((documentSnapshot) =>
+              Package.fromMap(documentSnapshot.data(), documentSnapshot.id))
+          .toList();
+    } catch (e) {
+      log.warning("Error!! $e");
+      list = [];
+    }
+    return list;
+  }
 }

lib/pages/carton/model/sender_selection_model.dart

@@ -43,36 +43,32 @@ class SenderSelectionModel extends BaseModel {
       await _refresh();
       return;
     }
-    // int rowPerPage = 21;
-    // List<Carton> list = [];
-    // SearchPara searchPara = SearchPara(filters: [], term: term);
-    // isLoading = true;
 
-    // var path =
+    // var bytes = utf8.encode(term);
-    //     "/search/$cartons_collection/${searchPara.escapeTerm}/$rowPerPage/$offset/${searchPara.escapeFilters}";
+    // var base64Str = base64.encode(bytes);
+    // HtmlEscape htmlEscape = const HtmlEscape();
+    // String escapeSender = htmlEscape.convert(base64Str);
 
-    // var result = await requestAPI(path, "GET",
+    // int rowPerPage = 20;
-    //     token: await getToken(), url: Config.instance.searchURL);
+    // List<User> list = [];
+
+    // var result = await requestAPI(
+    //     "/api/fts/$user_collection/$escapeSender/$rowPerPage", "GET",
+    //     url: Config.instance.reportURL, token: await getToken());
 
     // if (result != null) {
     //   for (var row in result) {
-    //     var item = ArtistExt.fromMapForSearch(row);
+    //     var item = User.fromJson(row);
     //     list.add(item);
     //   }
     // }
 
-    // for (var p in list) {
+    // _senders.addAll(list);
-    //   selectedArtistList.contains(p)
-    //       ? p.isSelected = true
-    //       : p.isSelected = false;
-    // }
-
-    // artists.addAll(list);
     // offset += rowPerPage;
     // if (list.length < rowPerPage) {
     //   reachEnd = true;
     // }
-    notifyListeners();
+    // notifyListeners();
   }
 
   addDefaultSenders() async {

lib/pages/carton/package_selection_widget.dart

@@ -62,16 +62,17 @@ class _PackageSelectionWidgetState extends State<PackageSelectionWidget> {
 
   _init() {
     var searchModel = context.read<PackageSelectionModel>();
-
-    searchModel.addDefaultPackages(
-        shipmentId: widget.shipment.id!,
-        consigneeId: widget.consignee.id!,
-        senderId: widget.sender.id!);
-
-    searchModel.addSelectedPackage(widget.packages);
     _controller.text = searchModel.query;
     _query = searchModel.query;
 
+    searchModel.refresh(
+        shipmentId: widget.shipment.id!,
+        consigneeId: widget.consignee.id!,
+        senderId: widget.sender.id!,
+        term: _query);
+
+    searchModel.addSelectedPackage(widget.packages);
+
     if (mounted) {
       setState(() {});
     }
@@ -86,22 +87,16 @@ class _PackageSelectionWidgetState extends State<PackageSelectionWidget> {
   Future<void> _loadMoreData() async {
     if (_isLoadMore) return;
     var model = context.read<PackageSelectionModel>();
-    if (model.reachEnd || model.ended) return;
+    if (model.ended) return;
     setState(() {
       _isLoadMore = true;
     });
-    if (_query != "") {
+
-      await model.loadMoreSearch(
-          term: _query,
-          shipmentId: widget.shipment.id!,
-          consigneeId: widget.consignee.id!,
-          senderId: widget.sender.id!);
-    } else {
     await model.loadMoreData(
         shipmentId: widget.shipment.id!,
         consigneeId: widget.consignee.id!,
-          senderId: widget.sender.id!);
+        senderId: widget.sender.id!,
-    }
+        term: _query);
 
     setState(() {
       _isLoadMore = false;
@@ -112,7 +107,7 @@ class _PackageSelectionWidgetState extends State<PackageSelectionWidget> {
   Widget build(BuildContext context) {
     var model = context.watch<PackageSelectionModel>();
     List<Package> searchResults = model.packages;
-    List<Package> selectedPackageList = model.selectedPackageList;
+    List<Package> selectedPackageList = model.selectedPackages;
 
     final senderBox = DisplayText(
       text: widget.sender.name,
@@ -278,7 +273,7 @@ class _PackageSelectionWidgetState extends State<PackageSelectionWidget> {
                       isLoadingMore: _isLoadMore,
                       onLoadMore: _loadMoreData,
                       onRefresh: () async {
-                        _search();
+                        _init();
                         setState(() {
                           _down = true;
                         });

lib/pages/carton_size/carton_size_list.dart

@@ -46,7 +46,7 @@ class _CartonSizeListState extends State<CartonSizeList> {
                     Padding(
                       padding: const EdgeInsets.only(top: 8.0),
                       child: new Text(
-                        "(L${p.length}xW${p.width}xH${p.height})",
+                        "(L${p.length.toInt()}xW${p.width.toInt()}xH${p.height.toInt()})",
                         style: new TextStyle(color: Colors.grey),
                       ),
                     ),