add invoice pdf

assets/local/localization_en.json

@@ -441,7 +441,7 @@
     "invoice.payment_attachment":"Payment attachment",
     "invoice.box_info":"Cartons",
     "invoice.cargo_table":"Cargo table",
-    "invoice.btn_create":"Create invoice",
+    "invoice.issue.btn":"Issue invoice",
     "invoice.btn_save":"Save invoice",
     "invoice.btn_payment_receipt":"Attachment payment receipt",
     "invoice.description": "Description",
@@ -458,8 +458,9 @@
     "invoice.pdf": "Invoice PDF",
     "invoice.total_custom_fee":"Total custom fee",
     "invoice.shipment_weight":"Shipment weight",
-    "invoice.popupmenu.pending":"Pending",
+    "invoice.popupmenu.issused":"Issused",
     "invoice.popupmenu.paid":"Paid",
+    "invoice.popupmenu.cancel":"Canceled",
     "invoice.shipment.title":"Select FCS shipment",
     "invoice.customer.title":"Select Customer",
     "invoice.add.custom.fee.menu":"Custom fee",
@@ -468,6 +469,8 @@
     "invoice.shipment.handling.fee.title":"Select shipment",
     "invoice.shipment.number":"Shipment number",
     "invoice.shipment.discount.title":"Select discount",
+    "invoice.cancel.btn":"Cancel",
+    "invoice.cancel.confirm":"Cancel invoice?",
     "Invoices End ================================================================":"",
 
     "Discount Start ================================================================":"",

assets/local/localization_mu.json

@@ -441,7 +441,8 @@
     "invoice.payment_attachment":"ပေးချေပြီးဖိုင်များ",
     "invoice.box_info":"Cartons",
     "invoice.cargo_table":"ကုန်ပစ္စည်းဇယား",
-    "invoice.btn_create":"ငွေတောင်းခံလွှာ ပြုလုပ်ရန်",
+    "invoice.issue.btn":"ငွေတောင်းခံလွှာ ထုတ်မည်",
+
     "invoice.btn_save":"ငွေတောင်းခံလွှာ သိမ်းရန်",
     "invoice.btn_payment_receipt":"ငွေလက်ခံဖြတ်ပိုင်း ထည့်ရန်",
     "invoice.box.cargo_type": "ကုန်ပစ္စည်းအမျိုးအစားများ",
@@ -458,8 +459,9 @@
     "invoice.pdf": "Invoice PDF",
     "invoice.total_custom_fee":"အခွန်စုစုပေါင်း",
     "invoice.shipment_weight":"Shipment weight",
-    "invoice.popupmenu.pending":"Pending",
+    "invoice.popupmenu.issused":"Issused",
     "invoice.popupmenu.paid":"Paid",
+    "invoice.popupmenu.cancel":"Canceled",
     "invoice.shipment.title":"Select FCS shipment",
     "invoice.customer.title":"Select Customer",
     "invoice.add.custom.fee.menu":"Custom fee",
@@ -468,6 +470,8 @@
     "invoice.shipment.number":"Shipment number",
     "invoice.shipment.handling.fee.title":"Select shipment",
     "invoice.shipment.discount.title":"Select discount",
+    "invoice.cancel.btn":"Cancel",
+    "invoice.cancel.confirm":"Cancel invoice?",
     "Invoices End ================================================================":"",
 
     "Discount Start ================================================================":"",

lib/data/provider/invoice_data_provider.dart

@@ -0,0 +1,25 @@
+import 'package:fcs/domain/entities/invoice.dart';
+import 'package:fcs/helpers/api_helper.dart';
+import 'package:fcs/helpers/firebase_helper.dart';
+import 'package:logging/logging.dart';
+
+class InvoiceDataProvider {
+  final log = Logger('InvoiceDataProvider');
+  static final InvoiceDataProvider instance = InvoiceDataProvider._();
+  InvoiceDataProvider._();
+
+  Future<void> createInvoice(Invoice invoice) async {
+    return await requestAPI("/invoices", "POST",
+        payload: invoice.toMap(), token: await getToken());
+  }
+
+  Future<void> updateInvoice(Invoice invoice) async {
+    return await requestAPI("/invoices", "PUT",
+        payload: invoice.toMap(), token: await getToken());
+  }
+
+  Future<void> cancelInvoice(Invoice invoice) async {
+    return await requestAPI("/invoices/cancel", "PUT",
+        payload: {"id": invoice.id}, token: await getToken());
+  }
+}

lib/data/services/invoice_imp.dart

@@ -0,0 +1,34 @@
+import 'package:fcs/data/provider/invoice_data_provider.dart';
+import 'package:fcs/data/provider/shipment_data_provider.dart';
+import 'package:fcs/data/services/shipment_service.dart';
+import 'package:fcs/domain/entities/connectivity.dart';
+import 'package:fcs/domain/entities/invoice.dart';
+import 'package:fcs/domain/entities/shipment.dart';
+import 'package:flutter/material.dart';
+
+import 'invoice_service.dart';
+
+class InvoiceServiceImp implements InvoiceService {
+  InvoiceServiceImp({
+    @required this.invoiceDataProvider,
+    @required this.connectivity,
+  });
+
+  final Connectivity connectivity;
+  final InvoiceDataProvider invoiceDataProvider;
+
+  @override
+  Future<void> cancelInvoice(Invoice invoice) {
+    return invoiceDataProvider.cancelInvoice(invoice);
+  }
+
+  @override
+  Future<void> createInvoice(Invoice invoice) {
+    return invoiceDataProvider.createInvoice(invoice);
+  }
+
+  @override
+  Future<void> updateInvoice(Invoice invoice) {
+    return invoiceDataProvider.updateInvoice(invoice);
+  }
+}

lib/data/services/invoice_service.dart

@@ -0,0 +1,8 @@
+import 'package:fcs/domain/entities/invoice.dart';
+import 'package:fcs/domain/entities/shipment.dart';
+
+abstract class InvoiceService {
+  Future<void> createInvoice(Invoice invoice);
+  Future<void> updateInvoice(Invoice invoice);
+  Future<void> cancelInvoice(Invoice invoice);
+}

lib/data/services/services.dart

@@ -3,6 +3,7 @@ import 'package:fcs/data/provider/carton_data_provider.dart';
 import 'package:fcs/data/provider/common_data_provider.dart';
 import 'package:fcs/data/provider/delivery_address_data_provider.dart';
 import 'package:fcs/data/provider/fcs_shipment_data_provider.dart';
+import 'package:fcs/data/provider/invoice_data_provider.dart';
 import 'package:fcs/data/provider/package_data_provider.dart';
 import 'package:fcs/data/provider/rate_data_provider.dart';
 import 'package:fcs/data/provider/shipment_data_provider.dart';
@@ -13,6 +14,8 @@ import 'package:fcs/data/services/delivery_address_imp.dart';
 import 'package:fcs/data/services/delivery_address_service.dart';
 import 'package:fcs/data/services/fcs_shipment_imp.dart';
 import 'package:fcs/data/services/fcs_shipment_service.dart';
+import 'package:fcs/data/services/invoice_imp.dart';
+import 'package:fcs/data/services/invoice_service.dart';
 import 'package:fcs/data/services/rate_imp.dart';
 import 'package:fcs/data/services/rate_service.dart';
 import 'package:fcs/data/services/shipment_imp.dart';
@@ -42,6 +45,7 @@ class Services {
   RateService _rateService;
   ShipmentService _shipmentService;
   CartonService _cartonService;
+  InvoiceService _invoiceService;
   Services._() {
     _authService = AuthServiceImp(
       authFb: AuthFb.instance,
@@ -65,6 +69,8 @@ class Services {
         connectivity: null);
     _cartonService = CartonServiceImp(
         cartonDataProvider: CartonDataProvider.instance, connectivity: null);
+    _invoiceService = InvoiceServiceImp(
+        invoiceDataProvider: InvoiceDataProvider.instance, connectivity: null);
   }
 
   AuthService get authService => _authService;
@@ -77,4 +83,5 @@ class Services {
   RateService get rateService => _rateService;
   ShipmentService get shipmentService => _shipmentService;
   CartonService get cartonService => _cartonService;
+  InvoiceService get invoiceService => _invoiceService;
 }

lib/domain/constants.dart

@@ -91,3 +91,9 @@ const shipment_pickuped_status = "pickuped";
 const shipment_packed_status = "packed";
 const shipment_shipped_status = "shipped";
 const shipment_delivered_status = "delivered";
+
+// invoice status
+const invoice_issued_status = "issued";
+const invoice_saved_status = "saved";
+const invoice_cancel_status = "canceled";
+const invoice_paid_status = "paid";

lib/domain/entities/cargo_type.dart

@@ -4,7 +4,7 @@ class CargoType {
   double rate;
   double weight;
 
-  double amount;
+  double get calAmount => (calRate ?? 0) * (calWeight ?? 0);
 
   double calRate;
   double calWeight;
@@ -16,9 +16,16 @@ class CargoType {
       rate: map['rate']?.toDouble() ?? 0,
       weight: map['weight']?.toDouble() ?? 0,
       calWeight: map['cal_weight']?.toDouble() ?? 0,
+      calRate: map['cal_rate']?.toDouble() ?? 0,
     );
   }
-  CargoType({this.id, this.name, this.rate, this.weight, this.calWeight});
+  CargoType(
+      {this.id,
+      this.name,
+      this.rate,
+      this.weight,
+      this.calWeight,
+      this.calRate});
 
   Map<String, dynamic> toMap() {
     return {
@@ -27,6 +34,7 @@ class CargoType {
       'rate': rate,
       'weight': weight,
       'cal_weight': calWeight,
+      'cal_rate': calRate,
     };
   }
 

lib/domain/entities/carton.dart

@@ -171,7 +171,7 @@ class Carton {
       'length': length,
       'width': width,
       'height': height,
-      'delivery_address': deliveryAddress.toMap(),
+      'delivery_address': deliveryAddress?.toMap(),
       'carton_type': cartonType,
       'mix_carton_id': mixCartonID,
     };

lib/domain/entities/invoice.dart

@@ -1,3 +1,4 @@
+import 'package:cloud_firestore/cloud_firestore.dart';
 import 'package:fcs/domain/entities/cargo_type.dart';
 import 'package:fcs/domain/entities/carton.dart';
 import 'package:fcs/domain/entities/custom_duty.dart';
@@ -13,6 +14,7 @@ class Invoice {
   DateTime invoiceDate;
   String fcsShipmentID;
   String userID;
+  String fcsID;
   String userName;
   String phoneNumber;
   String status;
@@ -28,20 +30,23 @@ class Invoice {
   List<Shipment> shipments;
   Discount discount;
   PaymentMethod paymentMethod;
+  String invoiceURL;
 
   List<CargoType> getCargoTypes(Rate rate) {
-    List<CargoType> cargoTypes = [];
+    if (cargoTypes != null) return cargoTypes;
+
+    List<CargoType> _cargoTypes = [];
     double totalCalWeight = 0;
     cartons.forEach((carton) {
       if (carton.isChecked) {
         var _cartonsTypes =
             carton.getCargoTypeForCalWeight(rate.volumetricRatio);
         _cartonsTypes.forEach((ct) {
-          if (cargoTypes.contains(ct)) {
+          if (_cargoTypes.contains(ct)) {
-            CargoType existing = cargoTypes.firstWhere((wc) => wc.id == ct.id);
+            CargoType existing = _cargoTypes.firstWhere((wc) => wc.id == ct.id);
             existing.calWeight += ct.calWeight;
           } else {
-            cargoTypes.add(ct.clone());
+            _cargoTypes.add(ct.clone());
           }
           totalCalWeight += ct.calWeight;
         });
@@ -51,25 +56,23 @@ class Invoice {
     DiscountByWeight discountByWeight =
         rate.getDiscountByWeight(totalCalWeight);
 
-    cargoTypes.forEach((e) {
+    _cargoTypes.forEach((e) {
       double r =
           e.rate - (discountByWeight != null ? discountByWeight.discount : 0);
-      double amount = e.calWeight * r;
       e.calRate = r;
-      e.amount = amount;
     });
-    return cargoTypes;
+    return _cargoTypes;
   }
 
   double getTotal(Rate rate) {
     List<CargoType> cargoTypes = getCargoTypes(rate);
-    var total = cargoTypes.fold(0.0, (p, c) => c.amount + p);
+    var total = cargoTypes.fold(0.0, (p, c) => c.calAmount + p);
     return total;
   }
 
   double getNetAmount(Rate rate) {
     List<CargoType> cargoTypes = getCargoTypes(rate);
-    var total = cargoTypes.fold(0.0, (p, c) => c.amount + p);
+    var total = cargoTypes.fold(0.0, (p, c) => c.calAmount + p);
     total += getCustomFee();
     total += getDeliveryFee();
     total += getHandlingFee();
@@ -78,7 +81,7 @@ class Invoice {
   }
 
   double getHandlingFee() {
-    return shipments?.where((sh) => sh.isSelected)?.fold(0, (p, s) {
+    return shipments?.where((sh) => sh.isSelected ?? false)?.fold(0, (p, s) {
       return p + (s?.handlingFee ?? 0) - (s?.paidHandlingFee ?? 0);
     });
   }
@@ -97,33 +100,65 @@ class Invoice {
 
   double getDiscount() => discount == null ? 0 : discount.amount;
 
-  Invoice({
+  Invoice(
-    this.id,
+      {this.id,
-    this.invoiceNumber,
+      this.invoiceNumber,
-    this.invoiceDate,
+      this.invoiceDate,
-    this.userName,
+      this.fcsID,
-    this.phoneNumber,
+      this.userName,
-    this.amount,
+      this.phoneNumber,
-    this.discount,
+      this.amount,
-    this.status,
+      this.discount,
-    this.customDuties,
+      this.status,
-    this.cartons,
+      this.customDuties,
-    this.cargoTypes,
+      this.cartons,
-    this.handlingFee,
+      this.cargoTypes,
-    this.fcsShipmentID,
+      this.handlingFee,
-    this.shipments,
+      this.deliveryFee,
-  });
+      this.fcsShipmentID,
+      this.shipments,
+      this.invoiceURL,
+      this.paymentMethod});
 
   factory Invoice.fromMap(Map<String, dynamic> map, String docID) {
+    var invd = (map['invoice_date'] as Timestamp);
+    var cargoTypesMaps =
+        List<Map<String, dynamic>>.from(map['cargo_types'] ?? []);
+    var cargoTypes =
+        cargoTypesMaps.map((e) => CargoType.fromMap(e, e["id"])).toList();
+    var customDutiesMap =
+        List<Map<String, dynamic>>.from(map['custom_duties'] ?? []);
+    var customDuties =
+        customDutiesMap.map((e) => CustomDuty.fromMap(e, e["id"])).toList();
+    var handlingShipmentsMap =
+        List<Map<String, dynamic>>.from(map['handling_fee_shipments'] ?? []);
+    var handingShipments =
+        handlingShipmentsMap.map((e) => Shipment.fromMap(e, e["id"])).toList();
+    var cartonsMap = List<Map<String, dynamic>>.from(map['cartons'] ?? []);
+    var cartons = cartonsMap.map((e) => Carton.fromMap(e, e["id"])).toList();
+    var paymentMethodMap = map['payment_method'];
+    var paymentMethod = paymentMethodMap != null
+        ? PaymentMethod.fromMap(paymentMethodMap, paymentMethodMap['id'])
+        : null;
+    var discountMap = map['discount'];
+    var discount = Discount.fromMap(discountMap, discountMap['id']);
     return Invoice(
       id: docID,
       invoiceNumber: map['invoice_number'],
-      invoiceDate: map['invoice_date'],
+      invoiceDate: invd?.toDate(),
       userName: map['user_name'],
+      fcsID: map['fcs_id'],
       phoneNumber: map['phone_number'],
       amount: map['amount'],
       status: map['status'],
-      discount: map['discount'],
+      cartons: cartons,
+      cargoTypes: cargoTypes,
+      shipments: handingShipments,
+      customDuties: customDuties,
+      deliveryFee: map['delivery_fee'],
+      invoiceURL: map['invoice_url'],
+      paymentMethod: paymentMethod,
+      discount: discount,
     );
   }
 
@@ -131,17 +166,24 @@ class Invoice {
     List _cargoTypes = cargoTypes.map((c) => c.toMap()).toList();
     List _customDuties = customDuties?.map((c) => c.toMap())?.toList();
     List _cartons = cartons?.map((c) => c.toMap())?.toList() ?? [];
+    List _shipments = shipments?.map((s) => s.toMap())?.toList() ?? [];
     return {
       "id": id,
-      "invoice_date": invoiceDate,
+      "invoice_date": invoiceDate?.toUtc()?.toIso8601String(),
       "user_id": userID,
+      "user_name": userName,
+      "invoice_number": invoiceNumber,
       'fcs_shipment_id': fcsShipmentID,
       'cargo_types': _cargoTypes,
       'custom_duties': _customDuties,
+      'handling_fee_shipments': _shipments,
       'cartons': _cartons,
       'discount': discount?.toMap(),
+      'amount': amount,
       'handling_fee': handlingFee,
       'delivery_fee': deliveryFee,
+      'invoice_url': invoiceURL,
+      'payment_method': paymentMethod?.toMap(),
     };
   }
 }

lib/domain/entities/shipment.dart

@@ -100,7 +100,7 @@ class Shipment {
   }
 
   Map<String, dynamic> toMap() {
-    List _boxes = boxes.map((l) => l.toMap()).toList();
+    List _boxes = boxes?.map((l) => l.toMap())?.toList() ?? [];
 
     return {
       "id": id,

lib/helpers/api_helper.dart

@@ -1,3 +1,4 @@
+import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
@@ -5,9 +6,11 @@ import 'package:device_info/device_info.dart';
 import 'package:dio/dio.dart';
 import 'package:fcs/domain/vo/status.dart';
 import 'package:logging/logging.dart';
+import 'package:path_provider/path_provider.dart';
 
 import '../config.dart';
 import 'dev_info.dart';
+import 'firebase_helper.dart';
 
 final log = Logger('requestAPI');
 
@@ -146,3 +149,92 @@ Future<dynamic> requestDownloadPDFAPI(String path, method,
     throw e;
   }
 }
+
+typedef OnDownloadDone(File file);
+// request makes http request
+// if token is null
+Future<dynamic> requestDownload(String path, method,
+    {dynamic payload,
+    String token,
+    String url,
+    String filePath,
+    OnDownloadDone onDownloadDone}) async {
+  DeviceInfoPlugin deviceInfo = DeviceInfoPlugin();
+  AndroidDeviceInfo androidInfo = await deviceInfo.androidInfo;
+  String deviceName = "${androidInfo.model}(${androidInfo.id})";
+  log.info("device:${androidInfo.androidId},deviceName:$deviceName");
+
+  var bytes = utf8.encode(payload);
+  var base64Str = base64.encode(bytes);
+  String escapePayload = HtmlEscape().convert(base64Str);
+
+  try {
+    String baseUrl = url == null ? Config.instance.apiURL : url;
+    log.info("Path:$baseUrl$path");
+    HttpClient client = new HttpClient();
+    // var _downloadData = StringBuffer();
+    var request = await client.postUrl(Uri.parse("$baseUrl$path"));
+    request.headers.set("Project-ID", Config.instance.reportProjectID);
+    if (token != null) {
+      request.headers.set("Token", token);
+    }
+    if (androidInfo.androidId != null) {
+      request.headers.set("Device", androidInfo.androidId + ":" + deviceName);
+    }
+    request.headers
+        .set(HttpHeaders.contentTypeHeader, 'application/json; charset=utf-8');
+    request.headers.set("payload", escapePayload);
+    request.write(payload);
+    // request.write(escapePayload);
+    var response = await request.close();
+    print("headers:${response.headers}");
+    var _downloadData = List<int>();
+    var cd = response.headers.value("content-disposition");
+    String fileName = "download.csv";
+    if (cd != null && cd.contains("filename=")) {
+      fileName = cd.substring(cd.indexOf("=") + 1);
+    }
+
+    var file = filePath + "/" + fileName;
+    var fileSave = new File(filePath + "/" + fileName);
+    response.listen((d) => _downloadData.addAll(d), onDone: () async {
+      await fileSave.writeAsBytes(_downloadData);
+      if (onDownloadDone != null) {
+        onDownloadDone(fileSave);
+      }
+
+      // final message = await OpenFile.open(file);
+      // log.info("Open file result:${message.message}");
+      // if (message.message != "done") {
+      //   throw Exception(message.message);
+      // }
+      // await Share.file(fileName, fileName, _downloadData,
+      //     downloadType == DownloadType.CSV ? "text/csv" : "application/pdf");
+    });
+  } catch (e) {
+    e.toString();
+    log.warning("path:$path, api:$e");
+    throw e;
+  }
+}
+
+Future<File> downloadPDF(
+    String templateName, Map<String, dynamic> values) async {
+  final completer = Completer<File>();
+
+  final directory = await getApplicationSupportDirectory();
+  String path = ('${directory.path}');
+  log.info("download file path:$path");
+
+  var data = {"template_name": templateName, "data": values};
+  print("payload:$data");
+
+  await requestDownload("/api/pdf", "POST",
+      filePath: path,
+      url: Config.instance.reportURL,
+      token: await getToken(),
+      payload: jsonEncode(data), onDownloadDone: (f) async {
+    completer.complete(f);
+  });
+  return completer.future;
+}

lib/helpers/cache_mgr.dart

@@ -0,0 +1,12 @@
+import 'package:flutter_cache_manager/flutter_cache_manager.dart';
+
+class PdfCacheMgr {
+  static const key = 'pdfs';
+  static CacheManager pdfs = CacheManager(
+    Config(
+      key,
+      stalePeriod: const Duration(days: 7),
+      maxNrOfCacheObjects: 20,
+    ),
+  );
+}

lib/pages/carton/carton_editor.dart

@@ -162,6 +162,18 @@ class _CartonEditorState extends State<CartonEditor> {
     });
   }
 
+  _loadMixCartons() async {
+    if (_fcsShipment == null || _fcsShipment.id == null) return;
+    if (_selectedCartonType != carton_small_bag) return;
+
+    CartonModel cartonModel = Provider.of<CartonModel>(context, listen: false);
+    List<Carton> cartons =
+        await cartonModel.getMixCartonsByFcsShipment(_fcsShipment.id);
+    setState(() {
+      _mixCartons = cartons;
+    });
+  }
+
   _calShipmentWeight() {
     double l = double.parse(_lengthController.text, (s) => 0);
     double w = double.parse(_widthController.text, (s) => 0);
@@ -196,6 +208,7 @@ class _CartonEditorState extends State<CartonEditor> {
         setState(() {
           _fcsShipment = v;
         });
+        _loadMixCartons();
       },
       labelKey: "shipment.pack.fcs.shipment",
       iconData: Ionicons.ios_airplane,
@@ -291,7 +304,6 @@ class _CartonEditorState extends State<CartonEditor> {
         values: boxModel.cartonTypes,
         selectedValue: _selectedCartonType,
         callback: (v) {
-          print(v);
           setState(() {
             _selectedCartonType = v;
           });

lib/pages/invoice/editor/invoice_discount_list.dart

@@ -5,10 +5,10 @@ import 'package:fcs/pages/widgets/my_data_table.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 
-class InvoiceDiscountTable extends StatelessWidget {
+class InvoiceDiscountList extends StatelessWidget {
   final List<Discount> discounts;
 
-  const InvoiceDiscountTable({
+  const InvoiceDiscountList({
     Key key,
     this.discounts,
   }) : super(key: key);

lib/pages/invoice/editor/invoice_editor.dart

@@ -1,3 +1,4 @@
+import 'package:fcs/domain/entities/cargo_type.dart';
 import 'package:fcs/domain/entities/carton.dart';
 import 'package:fcs/domain/entities/custom_duty.dart';
 import 'package:fcs/domain/entities/discount.dart';
@@ -8,12 +9,12 @@ import 'package:fcs/domain/entities/shipment.dart';
 import 'package:fcs/domain/entities/user.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/carton/model/carton_model.dart';
-import 'package:fcs/pages/discount/discount_list.dart';
 import 'package:fcs/pages/discount/model/discount_model.dart';
-import 'package:fcs/pages/invoice/invoice_discount_table.dart';
+import 'package:fcs/pages/invoice/editor/invoice_carton_table.dart';
-import 'package:fcs/pages/invoice/invoice_shipment_table.dart';
+import 'package:fcs/pages/invoice/editor/invoice_discount_list.dart';
+import 'package:fcs/pages/invoice/editor/invoice_handling_fee_list.dart';
 import 'package:fcs/pages/invoice/invoice_table.dart';
-import 'package:fcs/pages/invoice/invoice_carton_table.dart';
+import 'package:fcs/pages/invoice/model/invoice_model.dart';
 import 'package:fcs/pages/main/model/main_model.dart';
 import 'package:fcs/pages/main/util.dart';
 import 'package:fcs/pages/payment_methods/model/payment_method_model.dart';
@@ -22,12 +23,11 @@ import 'package:fcs/pages/rates/model/shipment_rate_model.dart';
 import 'package:fcs/pages/shipment/model/shipment_model.dart';
 import 'package:fcs/pages/widgets/display_text.dart';
 import 'package:fcs/pages/widgets/fcs_icons.dart';
-import 'package:fcs/pages/widgets/fcs_id_icon.dart';
+import 'package:fcs/pages/widgets/local_button.dart';
 import 'package:fcs/pages/widgets/local_dropdown.dart';
 import 'package:fcs/pages/widgets/local_popup_menu_button.dart';
 import 'package:fcs/pages/widgets/local_popupmenu.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
-import 'package:fcs/pages/widgets/local_title.dart';
 import 'package:fcs/pages/widgets/progress.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
@@ -36,8 +36,6 @@ import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:intl/intl.dart';
 import 'package:provider/provider.dart';
 
-import 'invoice_custom_table.dart';
-
 class InvoiceEditor extends StatefulWidget {
   final Invoice invoice;
   final User customer;
@@ -49,15 +47,13 @@ class InvoiceEditor extends StatefulWidget {
 }
 
 class _InvoiceEditorState extends State<InvoiceEditor> {
-  User _user;
-
   var dateFormatter = new DateFormat('dd MMM yyyy');
 
   Invoice _invoice;
   bool _isLoading = false;
   bool _isNew;
+  User _user;
 
-  List<bool> isSelected = [false];
   bool _showCartons = false;
   @override
   void initState() {
@@ -141,11 +137,14 @@ class _InvoiceEditorState extends State<InvoiceEditor> {
     var rateModel = Provider.of<ShipmentRateModel>(context);
     var rate = rateModel.rate;
 
+    final invoiceNumberBox = DisplayText(
+        labelTextKey: 'invoice.number',
+        iconData: FontAwesomeIcons.fileInvoice,
+        text: _invoice?.invoiceNumber ?? "");
     final statusBox = DisplayText(
         text: _invoice?.status ?? "",
         iconData: Icons.av_timer,
         labelTextKey: 'invoice.status');
-
     final cartonTable = InvoiceCartonTable(
       cartons: _invoice.cartons,
       rate: rate,
@@ -155,21 +154,6 @@ class _InvoiceEditorState extends State<InvoiceEditor> {
         });
       },
     );
-    final customTableHeaderBox = LocalTitle(
-        textKey: "invoice.custom_fee",
-        trailing: IconButton(
-            icon: Icon(Icons.add_circle, color: primaryColor),
-            onPressed: () async {
-              CustomDuty customDuty = await Navigator.of(context).push(
-                  CupertinoPageRoute(
-                      builder: (context) => CustomList(selected: true)));
-              _addCustom(customDuty);
-            }));
-    final customTableBox = InvoiceCustomTable(
-      customDuties: _invoice.customDuties,
-      onAdd: (c) => _addCustom(c),
-      onRemove: (c) => _removeCustom(c),
-    );
     final paymentTypesBox = LocalDropdown<PaymentMethod>(
       callback: (v) {
         setState(() {
@@ -238,7 +222,6 @@ class _InvoiceEditorState extends State<InvoiceEditor> {
       },
       isSelected: [_showCartons],
     );
-
     final popupMenu = LocalPopupMenuButton(
       buttonIcon: Icons.add_circle,
       selectable: false,
@@ -271,12 +254,12 @@ class _InvoiceEditorState extends State<InvoiceEditor> {
           Shipment shipment = await Navigator.of(context).push(
               CupertinoPageRoute(
                   builder: (context) =>
-                      InvoiceShipmentTable(shipments: _invoice.shipments)));
+                      InvoiceHandlingFeeList(shipments: _invoice.shipments)));
           _addShipment(shipment);
         } else if (p.id == 3) {
           Discount discount =
               await Navigator.of(context).push(CupertinoPageRoute(
-                  builder: (context) => InvoiceDiscountTable(
+                  builder: (context) => InvoiceDiscountList(
                         discounts: discounts,
                       )));
           if (discount != null) {
@@ -292,6 +275,39 @@ class _InvoiceEditorState extends State<InvoiceEditor> {
       },
     );
 
+    final headerBox = Row(
+      crossAxisAlignment: CrossAxisAlignment.end,
+      children: [
+        Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            Text(dateFormatter.format(_invoice.invoiceDate)),
+            SizedBox(
+              height: 10,
+            ),
+            Text(_user?.name ?? ""),
+            Text(
+              _user?.fcsID ?? "",
+              style: TextStyle(fontSize: 12),
+            )
+          ],
+        ),
+        Spacer(),
+        Row(
+          mainAxisAlignment: MainAxisAlignment.end,
+          children: [
+            toggleButtonsBox,
+            popupMenu,
+          ],
+        ),
+      ],
+    );
+
+    final createBtn = LocalButton(
+      textKey: "invoice.issue.btn",
+      callBack: _save,
+    );
+
     return LocalProgress(
       inAsyncCall: _isLoading,
       child: Scaffold(
@@ -310,39 +326,8 @@ class _InvoiceEditorState extends State<InvoiceEditor> {
           padding: const EdgeInsets.all(8.0),
           child: ListView(
             children: <Widget>[
-              Row(
+              headerBox,
-                crossAxisAlignment: CrossAxisAlignment.end,
+              _isNew ? Container() : invoiceNumberBox,
-                children: [
-                  Column(
-                    crossAxisAlignment: CrossAxisAlignment.start,
-                    children: [
-                      Text(dateFormatter.format(_invoice.invoiceDate)),
-                      SizedBox(
-                        height: 10,
-                      ),
-                      Text(_user?.name ?? ""),
-                      Text(
-                        _user?.fcsID ?? "",
-                        style: TextStyle(fontSize: 12),
-                      )
-                    ],
-                  ),
-                  Spacer(),
-                  Row(
-                    mainAxisAlignment: MainAxisAlignment.end,
-                    children: [
-                      toggleButtonsBox,
-                      popupMenu,
-                    ],
-                  ),
-                ],
-              ),
-              _isNew
-                  ? Container()
-                  : DisplayText(
-                      labelTextKey: 'invoice.number',
-                      iconData: FontAwesomeIcons.fileInvoice,
-                      text: _invoice?.invoiceNumber ?? ""),
               _isNew ? Container() : statusBox,
               _showCartons ? cartonTable : Container(),
               _showCartons
@@ -360,15 +345,7 @@ class _InvoiceEditorState extends State<InvoiceEditor> {
                 height: 10,
               ),
               _isNew
-                  ? Container()
+                  ? createBtn
-                  : LocalTitle(
-                      textKey: "invoice.payment_attachment",
-                      trailing: IconButton(
-                          icon: Icon(Icons.add_circle, color: primaryColor),
-                          onPressed: () async {})),
-              _isNew
-                  ? fcsButton(
-                      context, getLocalString(context, 'invoice.btn_create'))
                   : mainModel.isCustomer()
                       ? Container()
                       : Container(
@@ -421,5 +398,54 @@ class _InvoiceEditorState extends State<InvoiceEditor> {
     });
   }
 
-  _save() {}
+  _save() async {
+    var rateModel = Provider.of<ShipmentRateModel>(context, listen: false);
+    double amount = _invoice.getNetAmount(rateModel.rate);
+    if (_invoice.paymentMethod == null) {
+      showMsgDialog(context, "Error", "Payment method required");
+      return;
+    }
+    List<CargoType> cargoTypes = _invoice.getCargoTypes(rateModel.rate);
+    if (cargoTypes == null || cargoTypes.length == 0) {
+      showMsgDialog(context, "Error", "Expected at least one cargo type");
+      return;
+    }
+    if ((amount ?? 0) <= 0) {
+      showMsgDialog(context, "Error", "Expected positive amount");
+      return;
+    }
+
+    setState(() {
+      _isLoading = true;
+    });
+
+    try {
+      InvoiceModel invoiceModel =
+          Provider.of<InvoiceModel>(context, listen: false);
+
+      Invoice invoice = Invoice();
+      invoice.cargoTypes = cargoTypes;
+      invoice.amount = amount;
+      invoice.handlingFee = _invoice.getHandlingFee();
+      invoice.cartons = _invoice.cartons.where((c) => c.isChecked).toList();
+      invoice.shipments =
+          _invoice.shipments.where((s) => s.isSelected).toList();
+      invoice.discount = _invoice.discount;
+      invoice.deliveryFee = _invoice.deliveryFee;
+
+      invoice.userID = widget.customer.id;
+      invoice.fcsShipmentID = widget.fcsShipment.id;
+      invoice.invoiceDate = _invoice.invoiceDate;
+      invoice.paymentMethod = _invoice.paymentMethod;
+
+      await invoiceModel.createInvoice(invoice);
+      Navigator.pop(context, true);
+    } catch (e) {
+      showMsgDialog(context, "Error", e.toString());
+    } finally {
+      setState(() {
+        _isLoading = false;
+      });
+    }
+  }
 }

lib/pages/invoice/editor/invoice_handling_fee_list.dart

@@ -8,12 +8,12 @@ import 'package:flutter/material.dart';
 typedef OnAdd(Shipment shipment);
 typedef OnRemove(Shipment shipment);
 
-class InvoiceShipmentTable extends StatelessWidget {
+class InvoiceHandlingFeeList extends StatelessWidget {
   final List<Shipment> shipments;
   final OnAdd onAdd;
   final OnRemove onRemove;
 
-  const InvoiceShipmentTable(
+  const InvoiceHandlingFeeList(
       {Key key, this.shipments, this.onAdd, this.onRemove})
       : super(key: key);
 

lib/pages/invoice/invoice_custom_table.dart

@@ -1,107 +0,0 @@
-import 'package:fcs/domain/entities/custom_duty.dart';
-import 'package:fcs/helpers/theme.dart';
-import 'package:fcs/pages/widgets/local_text.dart';
-import 'package:fcs/pages/widgets/my_data_table.dart';
-import 'package:flutter/cupertino.dart';
-import 'package:flutter/material.dart';
-
-typedef OnAdd(CustomDuty customDuty);
-typedef OnRemove(CustomDuty customDuty);
-
-class InvoiceCustomTable extends StatelessWidget {
-  final List<CustomDuty> customDuties;
-  final OnAdd onAdd;
-  final OnRemove onRemove;
-
-  const InvoiceCustomTable(
-      {Key key, this.customDuties, this.onAdd, this.onRemove})
-      : super(key: key);
-
-  @override
-  Widget build(BuildContext context) {
-    return MyDataTable(
-      headingRowHeight: 40,
-      columns: [
-        MyDataColumn(
-          label: LocalText(
-            context,
-            "rate.cutom.product_type",
-            color: Colors.grey,
-          ),
-        ),
-        MyDataColumn(
-          label: LocalText(
-            context,
-            "rate.custom.fee",
-            color: Colors.grey,
-          ),
-        ),
-      ],
-      rows: getRows(context),
-    );
-  }
-
-  List<MyDataRow> getRows(BuildContext context) {
-    if (customDuties == null) {
-      return [];
-    }
-    double total = 0;
-    var rows = customDuties.map((c) {
-      total += c.fee;
-      return MyDataRow(
-        cells: [
-          MyDataCell(new Text(
-            c.productType == null ? "" : c.productType,
-            style: textStyle,
-          )),
-          MyDataCell(
-            Row(
-              mainAxisAlignment: MainAxisAlignment.end,
-              children: [
-                Text(c.fee == null ? "0" : c.fee.toString(), style: textStyle),
-                onRemove == null
-                    ? SizedBox(
-                        width: 50,
-                      )
-                    : IconButton(
-                        icon: Icon(
-                          Icons.remove_circle,
-                          color: primaryColor,
-                        ),
-                        onPressed: () {
-                          if (onRemove != null) onRemove(c);
-                        })
-              ],
-            ),
-          ),
-        ],
-      );
-    }).toList();
-
-    var totalRow = MyDataRow(
-      onSelectChanged: (bool selected) {},
-      cells: [
-        MyDataCell(Align(
-          alignment: Alignment.centerRight,
-          child: LocalText(
-            context,
-            "invoice.total_custom_fee",
-            color: Colors.black87,
-            fontWeight: FontWeight.bold,
-          ),
-        )),
-        MyDataCell(
-          Padding(
-            padding: const EdgeInsets.only(right: 48.0),
-            child: Align(
-                alignment: Alignment.centerRight,
-                child: Text(total.toString(),
-                    style: TextStyle(fontWeight: FontWeight.bold))),
-          ),
-        ),
-      ],
-    );
-    rows.add(totalRow);
-    return rows;
-  }
-}

lib/pages/invoice/invoice_customer_list.dart

@@ -2,7 +2,7 @@ import 'package:fcs/domain/entities/fcs_shipment.dart';
 import 'package:fcs/domain/entities/user.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/customer/model/customer_model.dart';
-import 'package:fcs/pages/invoice/invoice_editor.dart';
+import 'package:fcs/pages/invoice/editor/invoice_editor.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
 import 'package:fcs/pages/widgets/progress.dart';
 import 'package:flutter/cupertino.dart';
@@ -82,12 +82,15 @@ class _InvoiceCustomerListState extends State<InvoiceCustomerList> {
 
   Widget _item(User customer) {
     return InkWell(
-      onTap: () {
+      onTap: () async {
-        Navigator.of(context).push(CupertinoPageRoute(
+        bool created = await Navigator.of(context).push(CupertinoPageRoute(
             builder: (context) => InvoiceEditor(
                   customer: customer,
                   fcsShipment: widget.fcsShipment,
                 )));
+        if (created ?? false) {
+          _load();
+        }
       },
       child: Padding(
         padding: const EdgeInsets.only(left: 12.0, right: 12),

lib/pages/invoice/invoice_info.dart

@@ -1,170 +1,60 @@
+import 'package:fcs/domain/constants.dart';
 import 'package:fcs/domain/entities/carton.dart';
-import 'package:fcs/domain/entities/cargo_type.dart';
-import 'package:fcs/domain/entities/custom_duty.dart';
-import 'package:fcs/domain/entities/discount.dart';
 import 'package:fcs/domain/entities/invoice.dart';
-import 'package:fcs/domain/entities/payment_method.dart';
-import 'package:fcs/domain/entities/user.dart';
 import 'package:fcs/helpers/theme.dart';
-import 'package:fcs/localization/app_translations.dart';
+import 'package:fcs/pages/carton/model/carton_model.dart';
-import 'package:fcs/pages/discount/discount_list.dart';
+import 'package:fcs/pages/invoice/editor/invoice_carton_table.dart';
-import 'package:fcs/pages/discount/model/discount_model.dart';
+import 'package:fcs/pages/invoice/invoice_table.dart';
-import 'package:fcs/pages/invoice/invoice_editor.dart';
+import 'package:fcs/pages/invoice/model/invoice_model.dart';
-import 'package:fcs/pages/main/model/language_model.dart';
+import 'package:fcs/pages/invoice/widgets.dart';
-import 'package:fcs/pages/main/model/main_model.dart';
 import 'package:fcs/pages/main/util.dart';
-import 'package:fcs/pages/payment_methods/model/payment_method_model.dart';
-import 'package:fcs/pages/rates/custom_list.dart';
 import 'package:fcs/pages/rates/model/shipment_rate_model.dart';
-import 'package:fcs/pages/user_search/user_serach.dart';
-import 'package:fcs/pages/widgets/bottom_up_page_route.dart';
-import 'package:fcs/pages/widgets/discount_dropdown.dart';
 import 'package:fcs/pages/widgets/display_text.dart';
-import 'package:fcs/pages/widgets/fcs_id_icon.dart';
+import 'package:fcs/pages/widgets/fcs_icons.dart';
-import 'package:fcs/pages/widgets/input_text.dart';
+import 'package:fcs/pages/widgets/local_button.dart';
-import 'package:fcs/pages/widgets/local_dropdown.dart';
 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/multi_img_file.dart';
-import 'package:fcs/pages/widgets/my_data_table.dart';
 import 'package:fcs/pages/widgets/progress.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_icons/flutter_icons.dart';
-import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:intl/intl.dart';
 import 'package:provider/provider.dart';
 
-class InvoiceInfoPage extends StatefulWidget {
+class InvoiceInfo extends StatefulWidget {
   final Invoice invoice;
-  final User customer;
+  InvoiceInfo({this.invoice});
-  InvoiceInfoPage({this.invoice, this.customer});
 
   @override
-  _InvoiceInfoPageState createState() => _InvoiceInfoPageState();
+  _InvoiceInfoState createState() => _InvoiceInfoState();
 }
 
-class _InvoiceInfoPageState extends State<InvoiceInfoPage> {
+class _InvoiceInfoState extends State<InvoiceInfo> {
-  User user;
-
   var dateFormatter = new DateFormat('dd MMM yyyy');
-  TextEditingController _invoiceNumberController = new TextEditingController();
-  TextEditingController _dateController = new TextEditingController();
-  TextEditingController _nameController = new TextEditingController();
-  TextEditingController _phoneController = new TextEditingController();
-  TextEditingController _discountController = new TextEditingController();
-  TextEditingController _amountController = new TextEditingController();
-  TextEditingController _statusController = new TextEditingController();
-  TextEditingController _customFeeController = new TextEditingController();
-  MultiImgController multiImgController = MultiImgController();
-  TextEditingController _descriptionController = new TextEditingController();
-  TextEditingController _balanceController = new TextEditingController();
 
   Invoice _invoice;
   bool _isLoading = false;
-  List<Carton> _boxes = [];
-  bool isSwitched = false;
-  int deliveryfee = 0;
-  double customFee = 0;
-  double total = 0;
-  Discount _discount;
-  bool isNew = false;
-  Discount selectedDiscount;
-  int selectedDiscountAmt;
-  PaymentMethod paymentMethod;
-  double volumetricRatio = 0;
-
-  List<Carton> selectedBoxes = [];
-  List<CustomDuty> customs = [];
-
-  List<CargoType> _cargoTypes = [
-    CargoType(id: "1", name: 'General Cargo', weight: 33, rate: 6),
-    CargoType(id: "2", name: 'Medicine', weight: 33, rate: 7),
-    CargoType(id: "3", name: 'Dangerous Cargo', weight: 33, rate: 8)
-  ];
-
-  List<String> _receipts = [
-    "assets/buying_online_with_first_last_name.png",
-  ];
 
+  bool _showCartons = false;
   @override
   void initState() {
     super.initState();
-    volumetricRatio = Provider.of<ShipmentRateModel>(context, listen: false)
+    _invoice = widget.invoice;
-        .rate
+    _invoice.shipments?.forEach((s) {
-        .volumetricRatio;
+      s.isSelected = true;
+    });
+    _loadCartons();
+  }
 
-    if (widget.invoice != null) {
+  _loadCartons() async {
-      _invoice = widget.invoice;
+    CartonModel cartonModel = Provider.of<CartonModel>(context, listen: false);
-      _invoiceNumberController.text = _invoice.invoiceNumber;
+    List<Carton> cartons = [];
-      _dateController.text = dateFormatter.format(_invoice.invoiceDate);
+    for (var c in _invoice?.cartons ?? []) {
-      _nameController.text = _invoice.userName;
+      var _carton = await cartonModel.getCarton(c.id);
-      _phoneController.text = _invoice.phoneNumber;
+      _carton.isChecked = true;
-      // _amountController.text = _invoice.getAmount.toString();
+      cartons.add(_carton);
-      _amountController.text = _invoice.amount.toString();
-      _statusController.text = _invoice.status.toString();
-      _customFeeController.text = '0';
-      // multiImgController.setImageUrls = _receipts;
-      _descriptionController.text = 'For Electronics goods';
-      // _boxes = _invoice.packages;
-    } else {
-      _dateController.text = dateFormatter.format(DateTime.now());
-      _amountController.text = '0';
-      _customFeeController.text = '0';
-      _descriptionController.text = '';
-      _balanceController.text = '0';
-      setState(() {
-        isNew = true;
-      });
     }
-
+    setState(() {
-    _boxes = [
+      _invoice.cartons = cartons;
-      Carton(
+    });
-          shipmentNumber: "A202",
-          receiverNumber: "3",
-          receiverName: "Ko Myo Min",
-          boxNumber: "1",
-          rate: 7,
-          packageType: "General",
-          weight: 75,
-          status: "Packed",
-          receiverAddress: '1 Bo Yar Nyunt St.\nDagon Tsp, Yangon',
-          cargoDesc: "Clothes",
-          arrivedDate: DateTime(2020, 6, 1),
-          width: 10,
-          height: 10,
-          length: 10,
-          // packages: packages,
-          // statusHistory: statusHistory,
-          cargoTypes: [
-            CargoType(name: 'General Cargo', weight: 25),
-            CargoType(name: 'Medicine', weight: 20),
-            CargoType(name: 'Dangerous Cargo', weight: 30)
-          ]),
-      Carton(
-          shipmentNumber: "A202",
-          receiverNumber: "3",
-          receiverName: "Ko Myo Min",
-          boxNumber: "2",
-          rate: 7,
-          packageType: "General",
-          weight: 75,
-          status: "Packed",
-          cargoDesc: "Clothes",
-          arrivedDate: DateTime(2020, 6, 1),
-          width: 10,
-          height: 10,
-          length: 10,
-          // statusHistory: statusHistory,
-          // packages: packages,
-          receiverAddress: '1 Bo Yar Nyunt St.\nDagon Tsp, Yangon',
-          cargoTypes: [
-            CargoType(name: 'General Cargo', weight: 25),
-            CargoType(name: 'Medicine', weight: 20),
-            CargoType(name: 'Dangerous Cargo', weight: 30)
-          ])
-    ];
   }
 
   @override
@@ -174,21 +64,91 @@ class _InvoiceInfoPageState extends State<InvoiceInfoPage> {
 
   @override
   Widget build(BuildContext context) {
-    final nameBox = DisplayText(
+    bool isCanceled = _invoice.status == invoice_cancel_status;
-        iconData: Feather.user,
+    var rateModel = Provider.of<ShipmentRateModel>(context);
-        labelTextKey: 'invoice.customer_name',
+    var rate = rateModel.rate;
-        text: user != null ? user.name : 'Ko Nyi');
 
-    final fcsIDBox = DisplayText(
+    final cartonTable = InvoiceCartonTable(
-      text: user != null ? user.fcsID : "FCS-KRUTUG",
+      cartons: _invoice.cartons,
-      labelTextKey: "box.fcs.id",
+      rate: rate,
-      icon: FcsIDIcon(),
     );
 
-    final statusBox = DisplayText(
+    final invoiceTableBox = InvoiceTable(
-        text: _statusController.text,
+      invoice: _invoice,
-        iconData: Icons.av_timer,
+      rate: rate,
-        labelTextKey: 'invoice.status');
+      deliveryFeeSelected: (selected) {
+        setState(() {
+          if (selected) {
+            _invoice.deliveryFee = rate.deliveryFee;
+          } else {
+            _invoice.deliveryFee = 0;
+          }
+        });
+      },
+      discountSelected: (discount) {
+        setState(() {
+          _invoice.discount = discount;
+        });
+      },
+    );
+    final toggleButtonsBox = ToggleButtons(
+      color: Colors.black45,
+      selectedColor: Colors.black45,
+      disabledColor: Colors.grey,
+      selectedBorderColor: primaryColor,
+      borderColor: Colors.transparent,
+      fillColor: Colors.transparent,
+      highlightColor: Colors.black45,
+      children: <Widget>[
+        Icon(cartonIconData),
+      ],
+      onPressed: (int index) {
+        setState(() {
+          _showCartons = !_showCartons;
+        });
+      },
+      isSelected: [_showCartons],
+    );
+
+    final headerBox = Row(
+      crossAxisAlignment: CrossAxisAlignment.end,
+      children: [
+        Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            Text(dateFormatter.format(_invoice.invoiceDate)),
+            SizedBox(
+              height: 5,
+            ),
+            Text(_invoice?.userName ?? ""),
+            Text(
+              _invoice?.fcsID ?? "",
+              style: TextStyle(fontSize: 12),
+            )
+          ],
+        ),
+        Spacer(),
+        Row(
+          mainAxisAlignment: MainAxisAlignment.end,
+          children: [
+            toggleButtonsBox,
+          ],
+        ),
+      ],
+    );
+    final paymentMethodBox = DisplayText(
+      labelTextKey: "invoice.payment_method",
+      text: _invoice.paymentMethod.name,
+    );
+
+    final receiptsBtn = LocalButton(
+      textKey: "invoice.btn_payment_receipt",
+      callBack: _cancel,
+    );
+    final cancelBtn = LocalButton(
+      textKey: "invoice.cancel.btn",
+      callBack: _cancel,
+    );
 
     return LocalProgress(
       inAsyncCall: _isLoading,
@@ -203,71 +163,30 @@ class _InvoiceInfoPageState extends State<InvoiceInfoPage> {
           shadowColor: Colors.transparent,
           title: LocalText(context, 'invoice.form.title',
               color: primaryColor, fontSize: 20),
-          actions: [
-            new IconButton(
-                icon: Icon(
-                  Icons.delete,
-                  color: primaryColor,
-                ),
-                onPressed: () {}),
-            new IconButton(
-                icon: Icon(
-                  Icons.edit,
-                  color: primaryColor,
-                ),
-                onPressed: () {
-                  Navigator.of(context).push(CupertinoPageRoute(
-                      builder: (context) => InvoiceEditor(invoice: _invoice)));
-                })
-          ],
         ),
         body: Padding(
           padding: const EdgeInsets.all(8.0),
           child: ListView(
             children: <Widget>[
-              LocalTitle(textKey: "invoice.customer_info"),
+              getInvoiceStatus(context, _invoice),
-              DisplayText(
+              headerBox,
-                  labelTextKey: 'invoice.date',
+              _showCartons ? cartonTable : Container(),
-                  iconData: Icons.date_range,
+              _showCartons
-                  text: _dateController.text),
+                  ? Divider(
-              widget.invoice == null
+                      color: primaryColor,
-                  ? Container()
+                      thickness: 2,
-                  : DisplayText(
+                    )
-                      labelTextKey: 'invoice.number',
-                      iconData: FontAwesomeIcons.fileInvoice,
-                      text: _invoiceNumberController.text),
-              fcsIDBox,
-              nameBox,
-              statusBox,
-              LocalTitle(textKey: "invoice.box_info"),
-              Center(child: Column(children: getCartonRows(context))),
-              SizedBox(height: 20),
-              LocalTitle(textKey: "invoice.custom_fee"),
-              Column(children: getCustomFeeRows(context)),
-              SizedBox(height: 20),
-              LocalTitle(textKey: "invoice.cargo_type"),
-              Column(children: getCargoTableByBox(context)),
-              SizedBox(height: 20),
-              Container(
-                padding: EdgeInsets.only(top: 5, left: 18),
-                child: Row(
-                  children: <Widget>[
-                    Expanded(
-                      child: LocalText(context, 'invoice.payment_method',
-                          fontSize: 16,
-                          color: Colors.grey,
-                          fontWeight: FontWeight.bold),
-                    ),
-                    Text(
-                        '${paymentMethod != null ? paymentMethod.accountName : "KBZ Bank"}',
-                        style: TextStyle(fontSize: 16)),
-                  ],
-                ),
-              ),
-              SizedBox(height: 30),
-              !isNew
-                  ? LocalTitle(textKey: "invoice.payment_attachment")
                   : Container(),
+              invoiceTableBox,
+              SizedBox(
+                height: 10,
+              ),
+              paymentMethodBox,
+              SizedBox(
+                height: 10,
+              ),
+              isCanceled ? Container() : receiptsBtn,
+              isCanceled ? Container() : cancelBtn,
             ],
           ),
         ),
@@ -275,528 +194,27 @@ class _InvoiceInfoPageState extends State<InvoiceInfoPage> {
     );
   }
 
-  getCartonRows(BuildContext context) {
+  _cancel() {
-    List<Widget> dataRow = [];
+    showConfirmDialog(context, "invoice.cancel.confirm", _cancelInvoice);
-
-    dataRow = _boxes.map((box) {
-      return Container(
-        height: 50,
-        decoration: BoxDecoration(
-            border: Border(bottom: BorderSide(color: Colors.grey))),
-        padding:
-            const EdgeInsets.only(left: 5.0, right: 5.0, top: 5.0, bottom: 5.0),
-        child: Row(
-          children: [
-            Expanded(
-                flex: 1,
-                child: Column(
-                  crossAxisAlignment: CrossAxisAlignment.start,
-                  children: [
-                    Text(box.packageNumber),
-                    Text(box.shipmentNumber),
-                  ],
-                )),
-            Expanded(
-                flex: 2,
-                child: Text(
-                    box.length == null
-                        ? ""
-                        : box.length.toString() +
-                            ' x ' +
-                            box.length.toString() +
-                            ' x ' +
-                            box.height.toString(),
-                    textAlign: TextAlign.center)),
-            Expanded(
-                flex: 2,
-                child: Center(
-                    child: Text(
-                        box.getShipmentWeight(volumetricRatio).toString()))),
-          ],
-        ),
-      );
-    }).toList();
-
-    dataRow.insert(
-        0,
-        Container(
-          decoration: BoxDecoration(
-              border: Border(bottom: BorderSide(color: Colors.grey))),
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 5.0, bottom: 15.0),
-          child: Row(
-            children: [
-              Expanded(
-                  flex: 1,
-                  child: Center(
-                    child: LocalText(
-                      context,
-                      "invoice.box.number",
-                      color: Colors.grey,
-                    ),
-                  )),
-              Expanded(
-                  flex: 2,
-                  child: Center(
-                      child: Text('L x W x H',
-                          style: TextStyle(color: Colors.grey)))),
-              Expanded(
-                  flex: 2,
-                  child: Center(
-                    child: LocalText(
-                      context,
-                      "invoice.shipment_weight",
-                      color: Colors.grey,
-                    ),
-                  )),
-            ],
-          ),
-        ));
-
-    return dataRow;
   }
 
-  getCustomFeeRows(BuildContext context) {
+  _cancelInvoice() async {
-    customFee = 0;
+    setState(() {
-    List<Widget> dataRow = [];
+      _isLoading = true;
+    });
 
-    dataRow = customs.map((custom) {
+    try {
-      customFee += custom.fee;
+      InvoiceModel invoiceModel =
-      return Container(
+          Provider.of<InvoiceModel>(context, listen: false);
-        decoration: BoxDecoration(
-            border: Border(bottom: BorderSide(color: Colors.grey))),
-        padding:
-            const EdgeInsets.only(left: 5.0, right: 5.0, top: 5.0, bottom: 5.0),
-        child: Row(
-          children: [
-            Expanded(flex: 2, child: Text('${custom.productType}')),
-            Expanded(
-                flex: 1,
-                child: Text('\$ ${custom.fee}', textAlign: TextAlign.center)),
-            Expanded(child: SizedBox(height: 40))
-          ],
-        ),
-      );
-    }).toList();
 
-    dataRow.insert(
+      await invoiceModel.cancelInvoice(_invoice);
-        0,
+      Navigator.pop(context, true);
-        Container(
+    } catch (e) {
-          decoration: BoxDecoration(
+      showMsgDialog(context, "Error", e.toString());
-              border: Border(bottom: BorderSide(color: Colors.grey))),
+    } finally {
-          padding: const EdgeInsets.only(
+      setState(() {
-              left: 5.0, right: 5.0, top: 15.0, bottom: 15.0),
+        _isLoading = false;
-          child: Row(
-            children: [
-              Expanded(
-                  flex: 2,
-                  child: Text('Product', style: TextStyle(color: Colors.grey))),
-              Expanded(
-                  flex: 1,
-                  child: Text('Fee',
-                      textAlign: TextAlign.center,
-                      style: TextStyle(color: Colors.grey))),
-              Expanded(flex: 1, child: Container())
-            ],
-          ),
-        ));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 15.0, bottom: 15.0),
-          child: Row(
-            children: [
-              Expanded(
-                flex: 2,
-                child: Center(
-                  child: LocalText(
-                    context,
-                    'invoice.total_custom_fee',
-                    color: Colors.black,
-                    fontWeight: FontWeight.bold,
-                  ),
-                ),
-              ),
-              Expanded(
-                  flex: 1,
-                  child: Center(
-                      child: Text('\$ $customFee',
-                          textAlign: TextAlign.center,
-                          style: TextStyle(fontWeight: FontWeight.bold)))),
-              Expanded(
-                child: Container(),
-              )
-            ],
-          ),
-        ));
-    return dataRow;
-  }
-
-  getCargoTableByBox(BuildContext context) {
-    total = 0;
-    List<Widget> dataRow = _cargoTypes.map((cargo) {
-      var amount = cargo.weight * cargo.rate;
-      total += amount;
-      return Container(
-        decoration: BoxDecoration(
-            border: Border(bottom: BorderSide(color: Colors.grey))),
-        padding: const EdgeInsets.only(
-            left: 5.0, right: 5.0, top: 15.0, bottom: 15.0),
-        child: Row(
-          children: [
-            Expanded(flex: 2, child: Text('${cargo.rate}')),
-            Expanded(
-                flex: 2,
-                child: Text('${cargo.weight} x ${cargo.rate}',
-                    textAlign: TextAlign.center)),
-            Expanded(
-                child: Text('\$ $amount',
-                    textAlign: TextAlign.end,
-                    style: TextStyle(
-                      fontSize: 15,
-                      fontWeight: FontWeight.bold,
-                    )))
-          ],
-        ),
-      );
-    }).toList();
-    dataRow.insert(
-        0,
-        Container(
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 15.0, bottom: 15.0),
-          decoration: BoxDecoration(
-              border: Border(bottom: BorderSide(color: Colors.grey))),
-          child: Row(
-            children: [
-              Expanded(
-                  flex: 2,
-                  child: Text(getLocalString(context, 'invoice.box.cargo_type'),
-                      style: TextStyle(
-                          fontSize: 12,
-                          fontWeight: FontWeight.bold,
-                          color: Colors.grey))),
-              Expanded(
-                  flex: 2,
-                  child: Text(
-                      getLocalString(context, 'cargo.weight') +
-                          ' x ' +
-                          getLocalString(context, 'cargo.rate'),
-                      textAlign: TextAlign.center,
-                      style: TextStyle(
-                          fontSize: 12,
-                          fontWeight: FontWeight.bold,
-                          color: Colors.grey))),
-              Expanded(
-                  child: Text(getLocalString(context, 'invoice.amount'),
-                      textAlign: TextAlign.end,
-                      style: TextStyle(
-                          fontSize: 12,
-                          fontWeight: FontWeight.bold,
-                          color: Colors.grey)))
-            ],
-          ),
-        ));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 10.0, bottom: 10.0),
-          child: Row(
-            children: [
-              Expanded(
-                flex: 2,
-                child: Center(
-                  child: LocalText(
-                    context,
-                    'invoice.total',
-                    color: Colors.black,
-                  ),
-                ),
-              ),
-              Expanded(
-                  child: Text(
-                '\$ $total',
-                style: TextStyle(fontSize: 16, fontWeight: FontWeight.bold),
-                textAlign: TextAlign.end,
-              ))
-            ],
-          ),
-        ));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-          padding: const EdgeInsets.only(left: 5.0, right: 5.0),
-          child: Row(
-            children: [
-              Expanded(
-                flex: 2,
-                child: Center(
-                  child: LocalText(
-                    context,
-                    'invoice.discount_value',
-                    color: Colors.black,
-                  ),
-                ),
-              ),
-              Expanded(
-                  child: Text(
-                      '\$ ${_discount != null ? _discount.amount.toInt() : 0}',
-                      textAlign: TextAlign.end,
-                      style: TextStyle(
-                        fontSize: 15,
-                        fontWeight: FontWeight.bold,
-                      )))
-            ],
-          ),
-        ));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 10.0, bottom: 0.0),
-          child: Row(
-            children: [
-              Expanded(
-                  flex: 2,
-                  child: Center(
-                    child: LocalText(
-                      context,
-                      'invoice.custom_fee',
-                      color: Colors.black,
-                    ),
-                  )),
-              Expanded(
-                child: Text('\$ $customFee',
-                    textAlign: TextAlign.end,
-                    style: TextStyle(
-                      fontSize: 15,
-                      fontWeight: FontWeight.bold,
-                    )),
-              ),
-            ],
-          ),
-        ));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 20.0, bottom: 5.0),
-          child: Row(
-            children: [
-              Expanded(
-                  flex: 2,
-                  child: Center(
-                    child: LocalText(
-                      context,
-                      'invoice.handling_fee',
-                      color: Colors.black,
-                    ),
-                  )),
-              Expanded(
-                child: Text('\$ 10.0',
-                    textAlign: TextAlign.end,
-                    style: TextStyle(
-                      fontSize: 15,
-                      fontWeight: FontWeight.bold,
-                    )),
-              ),
-            ],
-          ),
-        ));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 10.0, bottom: 10.0),
-          child: Row(
-            children: [
-              Expanded(
-                flex: 2,
-                child: Center(
-                  child: LocalText(
-                    context,
-                    'invoice.delivery_fee',
-                    color: Colors.black,
-                  ),
-                ),
-              ),
-              Expanded(
-                  child: Text('\$ $deliveryfee',
-                      textAlign: TextAlign.end,
-                      style: TextStyle(
-                        fontSize: 15,
-                        fontWeight: FontWeight.bold,
-                      )))
-            ],
-          ),
-        ));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-            child: Row(
-          children: [
-            Expanded(child: Text('')),
-            Expanded(
-                flex: 2,
-                child: Divider(
-                  thickness: 3,
-                )),
-          ],
-        )));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 10.0, bottom: 10.0),
-          child: Row(
-            children: [
-              Expanded(
-                flex: 2,
-                child: Center(
-                  child: LocalText(
-                    context,
-                    'invoice.net_amount',
-                    color: Colors.black,
-                    fontSize: 15,
-                    fontWeight: FontWeight.bold,
-                  ),
-                ),
-              ),
-              Expanded(
-                  child: Text('\$ ${getTotalBalance(total)}',
-                      textAlign: TextAlign.end,
-                      style: TextStyle(
-                          fontSize: 18,
-                          fontWeight: FontWeight.bold,
-                          color: primaryColor)))
-            ],
-          ),
-        ));
-
-    dataRow.insert(
-        dataRow.length,
-        Container(
-          padding: const EdgeInsets.only(
-              left: 5.0, right: 5.0, top: 10.0, bottom: 10.0),
-          child: Row(
-            children: [
-              Expanded(
-                flex: 2,
-                child: Center(
-                  child: LocalText(
-                    context,
-                    'invoice.balance',
-                    color: Colors.black,
-                    fontSize: 15,
-                    fontWeight: FontWeight.bold,
-                  ),
-                ),
-              ),
-              Expanded(
-                  child: Text('\$ ${getTotalBalance(total)}',
-                      textAlign: TextAlign.end,
-                      style: TextStyle(
-                          fontSize: 18,
-                          fontWeight: FontWeight.bold,
-                          color: primaryColor)))
-            ],
-          ),
-        ));
-
-    return dataRow;
-  }
-
-  getTotalBalance(total) {
-    double balance = 0;
-    double custom = customFee != 0 ? customFee.toDouble() : 0;
-    double deliveryFee = deliveryfee != 0 ? deliveryfee.toDouble() : 0;
-    double discount = _discount != null ? _discount.amount.toDouble() : 0;
-    balance = (total + custom + deliveryFee) - discount;
-    return balance;
-  }
-
-  List<MyDataRow> getBoxRow(BuildContext context) {
-    return _boxes.map((p) {
-      p.cargoTypes.map((cargo) {
-        _cargoTypes.asMap().map((index, _cargo) {
-          if (_cargo.id == cargo.id) {
-            setState(() {
-              _cargoTypes[index].weight += cargo.weight;
-            });
-          }
-        });
       });
-      return MyDataRow(
+    }
-        onSelectChanged: (bool selected) {},
-        cells: [
-          MyDataCell(Checkbox(
-            value: true,
-            onChanged: (value) {
-              selectedBoxes.add(p);
-            },
-          )),
-          MyDataCell(new Text(
-            p.boxNumber == null
-                ? ""
-                : '${p.shipmentNumber}-${p.receiverNumber} #${p.boxNumber}',
-            style: textStyle,
-          )),
-          MyDataCell(new Text(
-            p.length == null
-                ? ""
-                : p.length.toString() +
-                    ' x ' +
-                    p.length.toString() +
-                    ' x ' +
-                    p.height.toString(),
-            style: textStyle,
-          )),
-        ],
-      );
-    }).toList();
-  }
-
-  List<MyDataRow> getCargoDataRow(BuildContext context) {
-    return _cargoTypes.asMap().entries.map((c) {
-      var cargo = c.value;
-      var amt = cargo.weight * cargo.rate;
-      return MyDataRow(
-        onSelectChanged: (bool selected) {},
-        cells: [
-          MyDataCell(new Text(
-            cargo.name,
-            style: textStyle,
-          )),
-          MyDataCell(new Text(
-            cargo.weight.toString() + ' x ' + cargo.rate.toString(),
-            style: textStyle,
-          )),
-          MyDataCell(new Text(
-            "\$$amt",
-            style: textStyle,
-          )),
-        ],
-      );
-    }).toList()
-        // .insert(_cargoTypes.length,MyDataRow(cells: [
-        //   MyDataCell(new Text('')),
-        //   MyDataCell(new Text('Total')),
-        //   MyDataCell(new Text(
-        //     "\$5000",
-        //     style: textStyle,
-        //   )),
-        // ])
-        // )
-        ;
   }
 }

lib/pages/invoice/invoice_list.dart

@@ -1,6 +1,11 @@
+import 'dart:io';
+
+import 'package:fcs/helpers/api_helper.dart';
+import 'package:fcs/helpers/firebase_helper.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/invoice/invoice_shipment_list.dart';
 import 'package:fcs/pages/invoice/model/invoice_model.dart';
+import 'package:fcs/pages/invoice/payment_pdf_screen.dart';
 import 'package:fcs/pages/widgets/local_popup_menu_button.dart';
 import 'package:fcs/pages/widgets/local_popupmenu.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
@@ -21,7 +26,6 @@ class InvoiceList extends StatefulWidget {
 
 class _InvoiceListState extends State<InvoiceList> {
   bool _isLoading = false;
-  bool _showPaid = false;
   var _controller = ScrollController();
 
   @override
@@ -34,7 +38,8 @@ class _InvoiceListState extends State<InvoiceList> {
       }
     });
 
-    Provider.of<InvoiceModel>(context, listen: false).initData(false);
+    Provider.of<InvoiceModel>(context, listen: false)
+        .initData(widget.forCustomer, true, false);
   }
 
   @override
@@ -51,15 +56,29 @@ class _InvoiceListState extends State<InvoiceList> {
       popmenus: [
         LocalPopupMenu(
             id: 1,
-            textKey: "invoice.popupmenu.pending",
+            textKey: "invoice.popupmenu.issused",
             selected: invoiceModel.selectedIndex == 1),
         LocalPopupMenu(
             id: 2,
             textKey: "invoice.popupmenu.paid",
-            selected: invoiceModel.selectedIndex == 2)
+            selected: invoiceModel.selectedIndex == 2),
+        LocalPopupMenu(
+            id: 3,
+            textKey: "invoice.popupmenu.cancel",
+            selected: invoiceModel.selectedIndex == 3)
       ],
       popupMenuCallback: (p) => this.setState(() {
-        _showPaid = p.id == 2;
+        invoiceModel.selectedIndex = p.id;
+        if (p.id == 2) {
+          Provider.of<InvoiceModel>(context, listen: false)
+              .initData(widget.forCustomer, false, true);
+        } else if (p.id == 3) {
+          Provider.of<InvoiceModel>(context, listen: false)
+              .initData(widget.forCustomer, true, false);
+        } else {
+          Provider.of<InvoiceModel>(context, listen: false)
+              .initData(widget.forCustomer, true, false);
+        }
       }),
     );
 
@@ -131,7 +150,7 @@ class _InvoiceListState extends State<InvoiceList> {
     );
   }
 
-  _newInvoice() {
+  _newInvoice() async {
     Navigator.of(context)
         .push(CupertinoPageRoute(builder: (context) => InvoiceShipmentList()));
   }

lib/pages/invoice/invoice_list_row.dart

@@ -1,10 +1,10 @@
 import 'dart:async';
 import 'dart:io';
 
+import 'package:fcs/domain/constants.dart';
 import 'package:fcs/domain/entities/invoice.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/invoice/invoice_info.dart';
-import 'package:fcs/pages/widgets/bottom_up_page_route.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -12,7 +12,6 @@ import 'package:font_awesome_flutter/font_awesome_flutter.dart';
 import 'package:intl/intl.dart';
 import 'package:path_provider/path_provider.dart';
 
-import 'invoice_editor.dart';
 import 'payment_page.dart';
 import 'payment_pdf_screen.dart';
 
@@ -81,11 +80,11 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
                   owner
                       ? Navigator.of(context).push(CupertinoPageRoute(
                           builder: (context) => PaymentPDFScreen(
-                                path: pdfPath,
+                                url: _invoice.invoiceURL,
                               )))
                       : Navigator.of(context).push(CupertinoPageRoute(
                           builder: (context) => PaymentPDFScreen(
-                                path: pdfPath,
+                                url: _invoice.invoiceURL,
                               )));
                 },
                 child: new Row(
@@ -132,7 +131,7 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
           //   padding: const EdgeInsets.all(0),
           //   child: getStatus(_invoice.status),
           // ),
-          _invoice.status == "Pending"
+          _invoice.status == invoice_issued_status
               ? Padding(
                   padding: const EdgeInsets.only(left: 10.0),
                   child: InkWell(
@@ -191,10 +190,11 @@ class _InvoiceListRowState extends State<InvoiceListRow> {
               ),
             ],
           ),
-          onPressed: () {
+          onPressed: () async {
             //to go invoice info page
+            Navigator.pop(context);
             Navigator.of(context).push(CupertinoPageRoute(
-                builder: (context) => InvoiceInfoPage(invoice: _invoice)));
+                builder: (context) => InvoiceInfo(invoice: _invoice)));
           },
         )
       ],

lib/pages/invoice/invoice_shipment_list.dart

@@ -1,13 +1,13 @@
 import 'package:fcs/domain/entities/fcs_shipment.dart';
 import 'package:fcs/helpers/theme.dart';
 import 'package:fcs/pages/fcs_shipment/model/fcs_shipment_model.dart';
-import 'package:fcs/pages/shipment/model/shipment_model.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
 import 'package:fcs/pages/widgets/progress.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:provider/provider.dart';
 
+import 'invoice_customer_list.dart';
 import 'invoice_shipment_list_row.dart';
 
 class InvoiceShipmentList extends StatefulWidget {
@@ -65,7 +65,14 @@ class _InvoiceShipmentListState extends State<InvoiceShipmentList> {
               itemCount: _fcsShipments.length,
               itemBuilder: (BuildContext context, int index) {
                 return InvoiceShipmentListRow(
-                    fcsShipment: _fcsShipments[index]);
+                  fcsShipment: _fcsShipments[index],
+                  onSelect: (f) {
+                    Navigator.of(context).push(CupertinoPageRoute(
+                        builder: (context) => InvoiceCustomerList(
+                              fcsShipment: f,
+                            )));
+                  },
+                );
               }),
         ),
       ),

lib/pages/invoice/invoice_shipment_list_row.dart

@@ -8,9 +8,12 @@ import 'package:intl/intl.dart';
 import '../main/util.dart';
 import 'invoice_customer_list.dart';
 
+typedef OnSelect(FcsShipment fcsShipment);
+
 class InvoiceShipmentListRow extends StatefulWidget {
+  final OnSelect onSelect;
   final FcsShipment fcsShipment;
-  const InvoiceShipmentListRow({this.fcsShipment});
+  const InvoiceShipmentListRow({this.fcsShipment, this.onSelect});
 
   @override
   _InvoiceShipmentListRowState createState() => _InvoiceShipmentListRowState();
@@ -35,10 +38,7 @@ class _InvoiceShipmentListRowState extends State<InvoiceShipmentListRow> {
       padding: EdgeInsets.only(left: 15, right: 15),
       child: InkWell(
         onTap: () {
-          Navigator.of(context).push(CupertinoPageRoute(
+          if (widget.onSelect != null) widget.onSelect(widget.fcsShipment);
-              builder: (context) => InvoiceCustomerList(
-                    fcsShipment: _fcsShipment,
-                  )));
         },
         child: Row(
           children: <Widget>[

lib/pages/invoice/invoice_table.dart

@@ -63,14 +63,14 @@ class InvoiceTable extends StatelessWidget {
   List<InvoiceTableRow> getTableRows() {
     List<InvoiceTableRow> tableRows = [];
     // add cargo types
-    List<CargoType> _cargoTypes = invoice.getCargoTypes(rate);
+    List<CargoType> _cargoTypes = invoice.getCargoTypes(rate) ?? [];
     _cargoTypes.forEach((c) {
       tableRows.add(InvoiceTableRow(
           invoiceDataType: InvoiceDataType.CargoDataType,
           desc: c.name,
           rate:
               "${c.calWeight.toStringAsFixed(2)} x ${c.calRate.toStringAsFixed(2)}",
-          amount: "${c.amount.toStringAsFixed(2)}"));
+          amount: "${c.calAmount.toStringAsFixed(2)}"));
     });
     invoice.shipments.where((ss) => (ss.isSelected ?? false)).forEach((s) {
       tableRows.add(InvoiceTableRow(
@@ -80,7 +80,7 @@ class InvoiceTable extends StatelessWidget {
           rate: "",
           amount: "${s.handlingFee.toStringAsFixed(2)}"));
     });
-    // add custom fee
+    // // add custom fee
     invoice.customDuties.forEach((c) {
       tableRows.add(InvoiceTableRow(
           data: c,
@@ -89,7 +89,7 @@ class InvoiceTable extends StatelessWidget {
           rate: "",
           amount: "${c.fee.toStringAsFixed(2)}"));
     });
-    // add delivery fee
+    // // add delivery fee
     tableRows.add(InvoiceTableRow(
         data: invoice.deliveryFee == null || invoice.deliveryFee == 0
             ? null
@@ -99,7 +99,7 @@ class InvoiceTable extends StatelessWidget {
         rate: "",
         amount: "${invoice?.deliveryFee?.toStringAsFixed(2) ?? '0'}"));
 
-    // add discounts
+    // // add discounts
     if (invoice.discount != null) {
       tableRows.add(InvoiceTableRow(
           data: invoice.discount,

lib/pages/invoice/model/invoice_model.dart

@@ -1,33 +1,30 @@
 import 'dart:async';
+import 'dart:convert';
+import 'dart:io';
 
 import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:fcs/config.dart';
+import 'package:fcs/data/services/services.dart';
 import 'package:fcs/domain/constants.dart';
 import 'package:fcs/domain/entities/invoice.dart';
-import 'package:fcs/domain/entities/receipt.dart';
+import 'package:fcs/helpers/api_helper.dart';
+import 'package:fcs/helpers/firebase_helper.dart';
 import 'package:fcs/helpers/paginator.dart';
 import 'package:fcs/pages/main/model/base_model.dart';
 import 'package:logging/logging.dart';
+import 'package:path_provider/path_provider.dart';
 
 class InvoiceModel extends BaseModel {
   final log = Logger('InvoiceModel');
 
   StreamSubscription<QuerySnapshot> listener;
 
-  List<Invoice> _invoices = [
+  List<Invoice> _invoices = [];
-    Invoice(
-      invoiceNumber: 'A092(A)-33',
-      invoiceDate: DateTime(2020, 4, 6, 12, 15),
-      userName: 'Ko Myo Min',
-      phoneNumber: '+959 555555555',
-      amount: 300,
-      status: 'Pending',
-    )
-  ];
 
   List<Invoice> get invoices =>
-      _selectedIndex == 1 ? _invoices : List<Invoice>.from(_paid.values);
+      _selectedIndex == 1 ? _invoices : List<Invoice>.from(_paginator.values);
 
-  Paginator _paid;
+  Paginator _paginator;
 
   bool endOfPaidInvoices = false;
   bool isLoading = false;
@@ -45,15 +42,17 @@ class InvoiceModel extends BaseModel {
     super.privilegeChanged();
   }
 
-  initData(bool forCustomer) {
+  initData(bool forCustomer, bool isCanceled, bool isPaid) {
-    _selectedIndex = 1;
+    _loadInvoices(forCustomer);
-    // _loadFcsInvoices(forCustomer);
 
-    if (_paid != null) _paid.close();
+    if (_paginator != null) _paginator.close();
-    _paid = _getPaid(forCustomer);
+    _paginator = _getPaginator(forCustomer, isCanceled, isPaid);
+    _paginator.load(onFinished: () {
+      notifyListeners();
+    });
   }
 
-  Future<void> _loadFcsInvoices(bool forCustomer) async {
+  Future<void> _loadInvoices(bool forCustomer) async {
     if (user == null) return;
     if (!forCustomer && !user.hasInvoices()) return;
     String path = "/$invoices_collection";
@@ -63,7 +62,7 @@ class InvoiceModel extends BaseModel {
     try {
       var q = Firestore.instance
           .collection("$path")
-          .where("is_paid", isEqualTo: false)
+          .where("status", isEqualTo: invoice_issued_status)
           .where("is_deleted", isEqualTo: false);
 
       if (forCustomer) {
@@ -84,18 +83,24 @@ class InvoiceModel extends BaseModel {
     }
   }
 
-  Paginator _getPaid(bool isCustomer) {
+  Paginator _getPaginator(bool isCustomer, bool isCanceled, bool isPaid) {
     if (!isCustomer) {
       if (user == null || !(user.hasInvoices())) throw "No privilege";
     }
     var pageQuery = Firestore.instance
-        .collection("/$packages_collection")
+        .collection("/$invoices_collection")
-        .where("is_delivered", isEqualTo: true)
         .where("is_deleted", isEqualTo: false);
     if (isCustomer) {
       pageQuery = pageQuery.where("user_id", isEqualTo: user.id);
     }
-    pageQuery = pageQuery.orderBy("status_date", descending: true);
+    if (isCanceled) {
+      pageQuery = pageQuery.where("status", isEqualTo: invoice_cancel_status);
+    }
+    if (isPaid) {
+      pageQuery = pageQuery.where("status", isEqualTo: invoice_paid_status);
+    }
+
+    pageQuery = pageQuery.orderBy("created_at", descending: true);
     var paginator = new Paginator(pageQuery, rowPerLoad: 20, toObj: (data, id) {
       return Invoice.fromMap(data, id);
     });
@@ -103,11 +108,11 @@ class InvoiceModel extends BaseModel {
   }
 
   Future<void> loadMore({bool isCustomer}) async {
-    if (_paid.ended || _selectedIndex == 1)
+    if (_paginator.ended || _selectedIndex == 1)
       return; // when paid menu is not selected return
     isLoading = true;
     notifyListeners();
-    await _paid.load(onFinished: () {
+    await _paginator.load(onFinished: () {
       isLoading = false;
       notifyListeners();
     });
@@ -115,7 +120,7 @@ class InvoiceModel extends BaseModel {
 
   Future<void> refresh({bool isCustomer}) async {
     if (_selectedIndex == 1) return; // when paid menu is not selected return
-    await _paid.refresh(onFinished: () {
+    await _paginator.refresh(onFinished: () {
       notifyListeners();
     });
   }
@@ -125,16 +130,24 @@ class InvoiceModel extends BaseModel {
   }
 
   logout() async {
-    if (_paid != null) _paid.close();
+    if (_paginator != null) _paginator.close();
     if (listener != null) await listener.cancel();
     _invoices = [];
   }
 
-  Future<void> createInvoice(Invoice invoice) {
+  Future<void> createInvoice(Invoice invoice) async {
-    // return Services.instance.invoiceService.createInvoice(invoice);
+    File file = await downloadPDF("invoice", invoice.toMap());
+    String url = await uploadStorage("pdfs", file);
+    print("uploaded url: $url");
+    invoice.invoiceURL = url;
+    return Services.instance.invoiceService.createInvoice(invoice);
   }
 
   Future<void> updateInvoice(Invoice invoice) {
-    // return Services.instance.invoiceService.updateInvoice(invoice);
+    return Services.instance.invoiceService.updateInvoice(invoice);
+  }
+
+  Future<void> cancelInvoice(Invoice invoice) {
+    return Services.instance.invoiceService.cancelInvoice(invoice);
   }
 }

lib/pages/invoice/payment_pdf_screen.dart

@@ -1,23 +1,20 @@
 import 'dart:async';
 import 'dart:io';
 
-import 'package:dio/dio.dart';
+import 'package:fcs/helpers/cache_mgr.dart';
 import 'package:fcs/helpers/theme.dart';
-import 'package:fcs/pages/main/model/main_model.dart';
+import 'package:fcs/pages/main/util.dart';
 import 'package:fcs/pages/widgets/local_text.dart';
+import 'package:fcs/pages/widgets/progress.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 import 'package:flutter_pdfview/flutter_pdfview.dart';
-import 'package:http/http.dart' as http;
-import 'package:path_provider/path_provider.dart';
-import 'package:provider/provider.dart';
 import 'package:share/share.dart';
 
 class PaymentPDFScreen extends StatefulWidget {
-  final String path;
+  final String url;
 
-  PaymentPDFScreen({Key key, this.path}) : super(key: key);
+  PaymentPDFScreen({Key key, this.url}) : super(key: key);
 
   _PaymentPDFScreenState createState() => _PaymentPDFScreenState();
 }
@@ -30,88 +27,100 @@ class _PaymentPDFScreenState extends State<PaymentPDFScreen>
   int currentPage = 0;
   bool isReady = false;
   String errorMessage = '';
+  bool _isLoading = true;
+
+  void initState() {
+    super.initState();
+    download();
+  }
+
+  File file;
+  Future<void> download() async {
+    try {
+      File f = await PdfCacheMgr.pdfs.getSingleFile(widget.url);
+      setState(() {
+        file = f;
+      });
+    } catch (e) {
+      showMsgDialog(context, "Error", e.toString());
+    } finally {
+      setState(() {
+        _isLoading = false;
+      });
+    }
+  }
 
   @override
   Widget build(BuildContext context) {
-    return Scaffold(
+    return LocalProgress(
-      appBar: AppBar(
+      inAsyncCall: _isLoading,
-        centerTitle: true,
+      child: Scaffold(
-        backgroundColor: primaryColor,
+        appBar: AppBar(
-        title: LocalText(context, 'invoice.pdf',
+          centerTitle: true,
-            color: Colors.white, fontSize: 20),
+          backgroundColor: Colors.white,
-        leading: new IconButton(
+          shadowColor: Colors.transparent,
-            icon: new Icon(CupertinoIcons.back),
+          title: LocalText(context, 'invoice.pdf',
-            onPressed: () {
+              color: Colors.white, fontSize: 20),
-              Navigator.of(context).pop();
+          leading: new IconButton(
-            }),
+            icon: new Icon(CupertinoIcons.back, color: primaryColor),
-        actions: <Widget>[
+            onPressed: () => Navigator.of(context).pop(),
-          IconButton(
-            icon: Icon(Icons.file_download),
-            onPressed: () async {
-              var file = await copyAsset();
-              print('file=> $file');
-            },
           ),
-          IconButton(
+          actions: <Widget>[
-            icon: Icon(Icons.share),
+            IconButton(
-            onPressed: () => _share(widget.path),
+              icon: Icon(
-          ),
+                Icons.share,
-        ],
+                color: primaryColor,
-      ),
+              ),
-      body: Stack(
+              onPressed: _share,
-        children: <Widget>[
+            ),
-          PDFView(
+          ],
-            filePath: widget.path,
+        ),
-            enableSwipe: true,
+        body: Stack(
-            swipeHorizontal: true,
+          children: <Widget>[
-            autoSpacing: false,
+            _isLoading
-            pageFling: true,
+                ? Container()
-            pageSnap: true,
+                : PDFView(
-            defaultPage: currentPage,
+                    filePath: file?.path ?? "",
-            fitPolicy: FitPolicy.BOTH,
+                    enableSwipe: true,
-            preventLinkNavigation:
+                    swipeHorizontal: true,
-                false, // if set to true the link is handled in flutter
+                    autoSpacing: false,
-            onRender: (_pages) {
+                    pageFling: true,
-              print(('pages => $pages'));
+                    pageSnap: true,
-              setState(() {
+                    defaultPage: currentPage,
-                pages = _pages;
+                    fitPolicy: FitPolicy.BOTH,
-                isReady = true;
+                    preventLinkNavigation:
-              });
+                        false, // if set to true the link is handled in flutter
-            },
+                    onRender: (_pages) {
-            onViewCreated: (PDFViewController pdfViewController) {
+                      print(('pages => $pages'));
-              _controller.complete(pdfViewController);
+                      setState(() {
-            },
+                        pages = _pages;
-            onLinkHandler: (String uri) {
+                        isReady = true;
-              print('goto uri: $uri');
+                      });
-            },
+                    },
-            onPageChanged: (int page, int total) {
+                    onViewCreated: (PDFViewController pdfViewController) {
-              print('page change: $page/$total');
+                      _controller.complete(pdfViewController);
-              setState(() {
+                    },
-                currentPage = page;
+                    onLinkHandler: (String uri) {
-              });
+                      print('goto uri: $uri');
-            },
+                    },
-          ),
+                    onPageChanged: (int page, int total) {
-        ],
+                      print('page change: $page/$total');
+                      setState(() {
+                        currentPage = page;
+                      });
+                    },
+                  ),
+          ],
+        ),
       ),
     );
   }
 
-  _share(String url) async {
+  _share() async {
-    MainModel mainModel = Provider.of<MainModel>(context, listen: false);
-    String appUrl = mainModel.setting.appUrl;
     final RenderBox box = context.findRenderObject();
-    await Share.share(
+    await Share.shareFiles([file.path],
-        "Join us on FCS Logistics App. Here is the link:\n $appUrl\n" + url,
+        mimeTypes: ["application/pdf"],
-        subject: "Invitation to FCS Logistics App",
+        subject: "Invoice",
         sharePositionOrigin: box.localToGlobal(Offset.zero) & box.size);
   }
-
-  Future<File> copyAsset() async {
-    Directory tempDir = await getTemporaryDirectory();
-    String tempPath = tempDir.path;
-    File tempFile = File('$tempPath/Invoice-A092(A)-32.pdf');
-    ByteData bd = await rootBundle.load('assets/Invoice-A092(A)-32.pdf');
-    await tempFile.writeAsBytes(bd.buffer.asUint8List(), flush: true);
-    return tempFile;
-  }
 }

lib/pages/invoice/widgets.dart

@@ -0,0 +1,24 @@
+import 'package:fcs/domain/entities/invoice.dart';
+import 'package:fcs/helpers/theme.dart';
+import 'package:fcs/pages/widgets/local_text.dart';
+import 'package:flutter/material.dart';
+
+Widget getInvoiceStatus(BuildContext context, Invoice invoice) {
+  return Row(
+    mainAxisAlignment: MainAxisAlignment.center,
+    children: [
+      LocalText(
+        context,
+        '',
+        text: invoice.invoiceNumber ?? "",
+        color: primaryColor,
+        fontSize: 18,
+        fontWeight: FontWeight.bold,
+      ),
+      Padding(
+        padding: const EdgeInsets.only(left: 8.0),
+        child: Chip(label: Text(invoice.status ?? "")),
+      ),
+    ],
+  );
+}

lib/pages/main/home_page.dart

@@ -16,7 +16,7 @@ import 'package:fcs/pages/delivery/delivery_list.dart';
 import 'package:fcs/pages/discount/discount_list.dart';
 import 'package:fcs/pages/faq/faq_list_page.dart';
 import 'package:fcs/pages/fcs_shipment/fcs_shipment_list.dart';
-import 'package:fcs/pages/invoice/invoce_list.dart';
+import 'package:fcs/pages/invoice/invoice_list.dart';
 import 'package:fcs/pages/main/model/language_model.dart';
 import 'package:fcs/pages/main/model/main_model.dart';
 import 'package:fcs/pages/main/util.dart';
@@ -298,11 +298,11 @@ class _HomePageState extends State<HomePage> {
     final invoicesBtn = TaskButton("invoices.btn",
         icon: FontAwesomeIcons.fileInvoice,
         btnCallback: () => Navigator.of(context).push<void>(CupertinoPageRoute(
-            builder: (context) => InvoiceList(forCustomer: false))));
+            builder: (context) => InvoiceList(forCustomer: true))));
     final invoicesBtnFcs = TaskButton("invoices.btn",
         icon: FontAwesomeIcons.fileInvoice,
         btnCallback: () => Navigator.of(context).push<void>(CupertinoPageRoute(
-            builder: (context) => InvoiceList(forCustomer: true))));
+            builder: (context) => InvoiceList(forCustomer: false))));
 
     final discountBtn = TaskButton("discount.btn",
         icon: Entypo.price_ribbon,

lib/pages/shipment/shipment_list.dart

@@ -68,9 +68,9 @@ class _ShipmentListState extends State<ShipmentList> {
         if (p.id == 3) {
           Provider.of<ShipmentModel>(context, listen: false)
               .initData(widget.forCustomer, myPickup: true);
-        } else if (p.id == 1) {
+        } else {
           Provider.of<ShipmentModel>(context, listen: false)
-              .initData(widget.forCustomer);
+              .initData(widget.forCustomer, myPickup: false);
         }
       }),
     );

pubspec.lock

@@ -28,7 +28,7 @@ packages:
       name: cached_network_image
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.3.2+1"
+    version: "2.3.3"
   camera:
     dependency: "direct main"
     description:
@@ -176,6 +176,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.0"
+  ffi:
+    dependency: transitive
+    description:
+      name: ffi
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
   file:
     dependency: transitive
     description:
@@ -246,13 +253,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.1.6"
-  fixnum:
-    dependency: transitive
-    description:
-      name: fixnum
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.10.11"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -266,12 +266,12 @@ packages:
     source: hosted
     version: "0.5.0"
   flutter_cache_manager:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: flutter_cache_manager
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.4.2"
+    version: "2.0.0"
   flutter_datetime_picker:
     dependency: "direct main"
     description:
@@ -454,7 +454,7 @@ packages:
       name: path_provider
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.6.14"
+    version: "1.6.22"
   path_provider_linux:
     dependency: transitive
     description:
@@ -476,6 +476,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.3"
+  path_provider_windows:
+    dependency: transitive
+    description:
+      name: path_provider_windows
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.0.4+1"
   pedantic:
     dependency: transitive
     description:
@@ -546,13 +553,6 @@ packages:
       relative: true
     source: path
     version: "0.0.1"
-  protobuf:
-    dependency: transitive
-    description:
-      name: protobuf
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.1"
   provider:
     dependency: "direct main"
     description:
@@ -768,6 +768,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.8"
+  win32:
+    dependency: transitive
+    description:
+      name: win32
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "1.7.3"
   xdg_directories:
     dependency: transitive
     description:

pubspec.yaml

@@ -56,6 +56,7 @@ dependencies:
   flutter_local_notifications: ^1.4.4+4
   share: ^0.6.5
   cached_network_image: ^2.3.2+1
+  flutter_cache_manager: ^2.0.0
 
 dev_dependencies:
   flutter_test: