add paginator

lib/pages/shipment/shipment_editor.dart

@@ -1,14 +1,13 @@
 import 'package:fcs/domain/constants.dart';
 import 'package:fcs/domain/entities/box.dart';
-import 'package:fcs/domain/entities/cargo_type.dart';
 import 'package:fcs/domain/entities/shipment.dart';
 import 'package:fcs/domain/vo/delivery_address.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/box/model/box_model.dart';
 import 'package:fcs/pages/delivery_address/model/delivery_address_model.dart';
 import 'package:fcs/pages/main/model/main_model.dart';
+import 'package:fcs/pages/main/util.dart';
 import 'package:fcs/pages/shipment/model/shipment_model.dart';
-import 'package:fcs/pages/widgets/bottom_up_page_route.dart';
 import 'package:fcs/pages/widgets/defalut_delivery_address.dart';
 import 'package:fcs/pages/widgets/delivery_address_selection.dart';
 import 'package:fcs/pages/widgets/display_text.dart';
@@ -21,7 +20,6 @@ import 'package:fcs/pages/widgets/local_text.dart';
 import 'package:fcs/pages/widgets/local_title.dart';
 import 'package:fcs/pages/widgets/multi_img_controller.dart';
 import 'package:fcs/pages/widgets/progress.dart';
-import 'package:fcs/pages/widgets/title_with_add_button.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_icons/flutter_icons.dart';
@@ -32,8 +30,6 @@ import 'package:provider/provider.dart';
 import 'box_row.dart';
 import 'shipment_box_editor.dart';
 
-enum SingingCharacter { lafayette, jefferson }
-
 class ShipmentEditor extends StatefulWidget {
   final Shipment shipment;
   ShipmentEditor({this.shipment});
@@ -63,46 +59,42 @@ class _ShipmentEditorState extends State<ShipmentEditor> {
   TextEditingController _pickupDate = new TextEditingController();
   TextEditingController _handlingFeeController = new TextEditingController();
 
-  Shipment _pickUp;
+  Shipment _shipment;
   bool _isLoading = false;
   var now = new DateTime.now();
   bool _isNew;
-  DeliveryAddress _pickupAddress = new DeliveryAddress();
 
   int _currVal = 1;
-  String _selectedPickupType;
+  String _selectedShipmentType;
 
   @override
   void initState() {
     super.initState();
-    _selectedPickupType = shipment_local_pickup;
+    _selectedShipmentType = shipment_local_pickup;
 
     if (widget.shipment != null) {
       _isNew = false;
-      _pickUp = widget.shipment;
-      _addressEditingController.text = _pickUp.address;
-      _fromTimeEditingController.text = _pickUp.fromTime;
-      _toTimeEditingController.text = _pickUp.toTime;
-      _noOfPackageEditingController.text = _pickUp.numberOfPackage.toString();
-      _weightEditingController.text = _pickUp.weight.toString();
-      _pickupDate.text = dateFormatter.format(now);
-      _handlingFeeController.text = numberFormatter.format(_pickUp.handlingFee);
-      _currVal = _pickUp.radioIndex;
+      _shipment = widget.shipment;
+      _addressEditingController.text = _shipment.address;
+      _fromTimeEditingController.text = _shipment.pickupTimeStart;
+      _toTimeEditingController.text = _shipment.pickupTimeEnd;
+      _noOfPackageEditingController.text = _shipment.numberOfPackage.toString();
+      _weightEditingController.text = _shipment.weight.toString();
+      _pickupDate.text = dateFormatter.format(_shipment.pickupDate ?? now);
+      // _handlingFeeController.text =
+      //     numberFormatter.format(_shipment.handlingFee);
+      _currVal = _shipment.radioIndex;
     } else {
       _isNew = true;
       _pickupDate.text = dateFormatter.format(now);
       _fromTimeEditingController.text = "${(now.hour)}:${(now.minute)}";
       _toTimeEditingController.text = "${(now.hour)}:${(now.minute)}";
-      List<CargoType> _cargoTypes = [
-        CargoType(name: 'General Cargo', weight: 25),
-        CargoType(name: 'Medicine', weight: 20),
-        CargoType(name: 'Dangerous Cargo', weight: 30)
-      ];
-      _pickUp = Shipment(cargoTypes: _cargoTypes);
+      _shipment = Shipment(boxes: []);
+      var shipmentModel =
+          Provider.of<DeliveryAddressModel>(context, listen: false);
+      _shipment.pickupAddress = shipmentModel.defalutAddress;
+      _pickupDate.text = dateFormatter.format(now);
     }
-    var shipmentModel =
-        Provider.of<DeliveryAddressModel>(context, listen: false);
-    _pickupAddress = shipmentModel.defalutAddress;
   }
 
   @override
@@ -110,8 +102,6 @@ class _ShipmentEditorState extends State<ShipmentEditor> {
     super.dispose();
   }
 
-  SingingCharacter _character = SingingCharacter.lafayette;
-
   @override
   Widget build(BuildContext context) {
     MainModel mainModel = Provider.of<MainModel>(context);
@@ -149,20 +139,20 @@ class _ShipmentEditorState extends State<ShipmentEditor> {
       backgroundColor: primaryColor,
     );
     final pickupAddressBox = DefaultDeliveryAddress(
-      deliveryAddress: _pickupAddress,
+      deliveryAddress: _shipment.pickupAddress,
       iconData: Icons.location_on,
       labelKey: "shipment.location",
       onTap: () async {
-        DeliveryAddress d = await Navigator.push<DeliveryAddress>(
+        DeliveryAddress address = await Navigator.push<DeliveryAddress>(
           context,
           CupertinoPageRoute(
               builder: (context) => DeliveryAddressSelection(
-                    deliveryAddress: _pickupAddress,
+                    deliveryAddress: _shipment.pickupAddress,
                   )),
         );
-        if (d == null) return;
+        if (address == null) return;
         setState(() {
-          this._pickupAddress = d;
+          _shipment.pickupAddress = address;
         });
       },
     );
@@ -174,15 +164,16 @@ class _ShipmentEditorState extends State<ShipmentEditor> {
     var shipmentTypeBox = LocalDropdown<String>(
       callback: (v) {
         setState(() {
-          _selectedPickupType = v;
+          _selectedShipmentType = v;
         });
       },
       iconData: SimpleLineIcons.direction,
-      selectedValue: _selectedPickupType,
-      values: pickupModel.pickupTypes,
+      selectedValue: _selectedShipmentType,
+      values: pickupModel.shipmentTypes,
     );
     final createBtn = LocalButton(
       textKey: "shipment.create",
+      callBack: _create,
     );
 
     final updateBtn = LocalButton(
@@ -216,11 +207,11 @@ class _ShipmentEditorState extends State<ShipmentEditor> {
             children: <Widget>[
               LocalTitle(textKey: "shipment.type"),
               LocalRadioButtons(
-                  values: pickupModel.pickupTypes,
-                  selectedValue: _selectedPickupType,
+                  values: pickupModel.shipmentTypes,
+                  selectedValue: _selectedShipmentType,
                   callback: (v) {
                     setState(() {
-                      _selectedPickupType = v;
+                      _selectedShipmentType = v;
                     });
                   }),
               // handlingFeeBox,
@@ -240,17 +231,18 @@ class _ShipmentEditorState extends State<ShipmentEditor> {
                     Icons.add_circle,
                     color: primaryColor,
                   ),
-                  onPressed: () {
-                    Navigator.push(
+                  onPressed: () async {
+                    Box box = await Navigator.push(
                       context,
                       CupertinoPageRoute(
                           builder: (context) => ShipmentBoxEditor()),
                     );
+                    _addBox(box);
                   },
                 ),
               ),
               Column(
-                children: getBoxList(context, boxModel.boxes),
+                children: getBoxList(context, _shipment.boxes),
               ),
               _isNew ? createBtn : updateBtn,
             ],
@@ -263,14 +255,67 @@ class _ShipmentEditorState extends State<ShipmentEditor> {
   List<Widget> getBoxList(BuildContext context, List<Box> boxes) {
     return boxes.asMap().entries.map((_box) {
       return InkWell(
-        onTap: () {
-          Navigator.of(context).push(CupertinoPageRoute(
+        onTap: () async {
+          Box box = await Navigator.of(context).push(CupertinoPageRoute(
               builder: (context) => ShipmentBoxEditor(box: _box.value)));
+          _saveBox(box);
         },
-        child: BoxRow(box: _box.value),
+        child: Row(
+          children: [
+            Expanded(child: BoxRow(box: _box.value)),
+            InkWell(
+              onTap: () => _removeBox(_box.value),
+              child: Padding(
+                padding: const EdgeInsets.all(8.0),
+                child: Icon(Icons.remove, color: primaryColor),
+              ),
+            ),
+          ],
+        ),
       );
     }).toList();
   }
 
-  _addBox() {}
+  _addBox(Box box) {
+    if (box == null) return;
+    _shipment.boxes.add(box);
+    setState(() {});
+  }
+
+  _saveBox(Box box) {
+    if (box == null) return;
+    setState(() {});
+  }
+
+  _removeBox(Box box) {
+    if (box == null) return;
+    _shipment.boxes.remove(box);
+    setState(() {});
+  }
+
+  _create() async {
+    _shipment.shipmentType = this._selectedShipmentType;
+    _shipment.pickupDate = dateFormatter.parse(_pickupDate.text);
+    _shipment.pickupTimeStart = _fromTimeEditingController.text;
+    _shipment.pickupTimeEnd = _toTimeEditingController.text;
+    setState(() {
+      _isLoading = true;
+    });
+    try {
+      ShipmentModel shipmentModel =
+          Provider.of<ShipmentModel>(context, listen: false);
+      if (_isNew) {
+        await shipmentModel.createShipment(_shipment);
+      } else {
+        await shipmentModel.createShipment(_shipment);
+      }
+      Navigator.pop(context);
+    } catch (e) {
+      showMsgDialog(context, "Error", e.toString());
+    } finally {
+      setState(() {
+        _isLoading = false;
+      });
+    }
+  }
 }