add invoice pdf
This commit is contained in:
Sai Naw Wun
451
lib/pages/invoice/editor/invoice_editor.dart
Normal file
451
lib/pages/invoice/editor/invoice_editor.dart
Normal file
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import 'package:fcs/domain/entities/cargo_type.dart';
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import 'package:fcs/domain/entities/carton.dart';
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import 'package:fcs/domain/entities/custom_duty.dart';
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import 'package:fcs/domain/entities/discount.dart';
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import 'package:fcs/domain/entities/fcs_shipment.dart';
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import 'package:fcs/domain/entities/invoice.dart';
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import 'package:fcs/domain/entities/payment_method.dart';
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import 'package:fcs/domain/entities/shipment.dart';
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import 'package:fcs/domain/entities/user.dart';
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import 'package:fcs/helpers/theme.dart';
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import 'package:fcs/pages/carton/model/carton_model.dart';
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import 'package:fcs/pages/discount/model/discount_model.dart';
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import 'package:fcs/pages/invoice/editor/invoice_carton_table.dart';
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import 'package:fcs/pages/invoice/editor/invoice_discount_list.dart';
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import 'package:fcs/pages/invoice/editor/invoice_handling_fee_list.dart';
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import 'package:fcs/pages/invoice/invoice_table.dart';
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import 'package:fcs/pages/invoice/model/invoice_model.dart';
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import 'package:fcs/pages/main/model/main_model.dart';
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import 'package:fcs/pages/main/util.dart';
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import 'package:fcs/pages/payment_methods/model/payment_method_model.dart';
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import 'package:fcs/pages/rates/custom_list.dart';
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import 'package:fcs/pages/rates/model/shipment_rate_model.dart';
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import 'package:fcs/pages/shipment/model/shipment_model.dart';
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import 'package:fcs/pages/widgets/display_text.dart';
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import 'package:fcs/pages/widgets/fcs_icons.dart';
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import 'package:fcs/pages/widgets/local_button.dart';
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import 'package:fcs/pages/widgets/local_dropdown.dart';
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import 'package:fcs/pages/widgets/local_popup_menu_button.dart';
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import 'package:fcs/pages/widgets/local_popupmenu.dart';
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import 'package:fcs/pages/widgets/local_text.dart';
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import 'package:fcs/pages/widgets/progress.dart';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_icons/flutter_icons.dart';
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import 'package:font_awesome_flutter/font_awesome_flutter.dart';
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import 'package:intl/intl.dart';
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import 'package:provider/provider.dart';
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class InvoiceEditor extends StatefulWidget {
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final Invoice invoice;
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final User customer;
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final FcsShipment fcsShipment;
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InvoiceEditor({this.invoice, this.customer, this.fcsShipment});
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@override
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_InvoiceEditorState createState() => _InvoiceEditorState();
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}
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class _InvoiceEditorState extends State<InvoiceEditor> {
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var dateFormatter = new DateFormat('dd MMM yyyy');
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Invoice _invoice;
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bool _isLoading = false;
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bool _isNew;
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User _user;
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bool _showCartons = false;
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@override
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void initState() {
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super.initState();
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_isNew = widget.invoice == null;
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if (widget.invoice != null) {
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_invoice = widget.invoice;
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} else {
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_invoice = Invoice(
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customDuties: [],
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cartons: [],
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shipments: [],
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invoiceDate: DateTime.now());
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}
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_user = widget.customer;
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_loadAll();
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}
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_loadAll() async {
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setState(() {
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_isLoading = true;
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});
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try {
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await _loadCartons();
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await _loadShipments();
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await _loadDiscount();
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} catch (e) {} finally {
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setState(() {
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_isLoading = false;
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});
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}
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}
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_loadCartons() async {
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CartonModel cartonModel = Provider.of<CartonModel>(context, listen: false);
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List<Carton> cartons = await cartonModel.getCartonsForInvoice(
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widget.fcsShipment.id, widget.customer.id);
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cartons.forEach((c) {
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c.isChecked = true;
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});
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setState(() {
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_invoice.cartons = cartons;
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});
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}
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_loadShipments() async {
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ShipmentModel shipmentModel =
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Provider.of<ShipmentModel>(context, listen: false);
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List<Shipment> shipments = await shipmentModel.getShipmentWithHandlingFee(
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widget.fcsShipment.id, widget.customer.id);
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shipments.forEach((s) {
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s.isSelected = true;
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});
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setState(() {
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_invoice.shipments = shipments;
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});
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}
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List<Discount> discounts = [];
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_loadDiscount() async {
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DiscountModel discountModel =
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Provider.of<DiscountModel>(context, listen: false);
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discounts = await discountModel.getDiscount(widget.customer.id);
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if (discounts != null && discounts.length > 0) {
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setState(() {
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_invoice.discount = discounts.first;
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});
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}
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}
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@override
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void dispose() {
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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var mainModel = Provider.of<MainModel>(context);
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var paymentMethodModel = Provider.of<PaymentMethodModel>(context);
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var rateModel = Provider.of<ShipmentRateModel>(context);
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var rate = rateModel.rate;
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final invoiceNumberBox = DisplayText(
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labelTextKey: 'invoice.number',
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iconData: FontAwesomeIcons.fileInvoice,
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text: _invoice?.invoiceNumber ?? "");
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final statusBox = DisplayText(
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text: _invoice?.status ?? "",
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iconData: Icons.av_timer,
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labelTextKey: 'invoice.status');
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final cartonTable = InvoiceCartonTable(
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cartons: _invoice.cartons,
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rate: rate,
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onSelect: (c, checked) {
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setState(() {
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c.isChecked = checked;
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});
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},
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);
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final paymentTypesBox = LocalDropdown<PaymentMethod>(
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callback: (v) {
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setState(() {
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_invoice.paymentMethod = v;
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});
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},
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labelKey: "invoice.payment_method",
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iconData: FontAwesome.money,
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display: (u) => u.name,
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selectedValue: _invoice.paymentMethod,
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values: paymentMethodModel.paymentMethods,
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);
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final invoiceTableBox = InvoiceTable(
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invoice: _invoice,
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rate: rate,
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deliveryFeeSelected: (selected) {
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setState(() {
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if (selected) {
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_invoice.deliveryFee = rate.deliveryFee;
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} else {
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_invoice.deliveryFee = 0;
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}
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});
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},
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discountSelected: (discount) {
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setState(() {
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_invoice.discount = discount;
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});
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},
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onRemove: (i) {
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if (i.invoiceDataType == InvoiceDataType.CustomFeeDataType) {
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_removeCustom(i.data);
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}
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if (i.invoiceDataType == InvoiceDataType.DiscountDataType) {
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setState(() {
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_invoice.discount = null;
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});
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}
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if (i.invoiceDataType == InvoiceDataType.DeliveryFeeType) {
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setState(() {
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_invoice.deliveryFee = 0;
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});
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}
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if (i.invoiceDataType == InvoiceDataType.HandlingFeeType) {
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setState(() {
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_removeShipment(i.data);
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});
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}
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},
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);
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final toggleButtonsBox = ToggleButtons(
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color: Colors.black45,
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selectedColor: Colors.black45,
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disabledColor: Colors.grey,
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selectedBorderColor: primaryColor,
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borderColor: Colors.transparent,
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fillColor: Colors.transparent,
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highlightColor: Colors.black45,
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children: <Widget>[
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Icon(cartonIconData),
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],
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onPressed: (int index) {
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setState(() {
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_showCartons = !_showCartons;
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});
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},
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isSelected: [_showCartons],
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);
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final popupMenu = LocalPopupMenuButton(
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buttonIcon: Icons.add_circle,
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selectable: false,
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buttonColor: Colors.black45,
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popmenus: [
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LocalPopupMenu(
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id: 1,
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textKey: "invoice.add.custom.fee.menu",
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),
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LocalPopupMenu(
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id: 2,
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textKey: "invoice.add.handling.fee.menu",
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),
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LocalPopupMenu(
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id: 3,
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textKey: "invoice.add.discount.menu",
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),
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LocalPopupMenu(
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id: 4,
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textKey: "invoice.delivery_fee",
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)
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],
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popupMenuCallback: (p) async {
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if (p.id == 1) {
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CustomDuty customDuty = await Navigator.of(context).push(
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CupertinoPageRoute(
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builder: (context) => CustomList(selected: true)));
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_addCustom(customDuty);
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} else if (p.id == 2) {
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Shipment shipment = await Navigator.of(context).push(
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CupertinoPageRoute(
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builder: (context) =>
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InvoiceHandlingFeeList(shipments: _invoice.shipments)));
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_addShipment(shipment);
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} else if (p.id == 3) {
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Discount discount =
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await Navigator.of(context).push(CupertinoPageRoute(
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builder: (context) => InvoiceDiscountList(
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discounts: discounts,
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)));
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if (discount != null) {
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setState(() {
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_invoice.discount = discount;
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});
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}
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} else if (p.id == 4) {
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setState(() {
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_invoice.deliveryFee = rate.deliveryFee;
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});
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}
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},
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);
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final headerBox = Row(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(dateFormatter.format(_invoice.invoiceDate)),
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SizedBox(
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height: 10,
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),
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Text(_user?.name ?? ""),
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Text(
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_user?.fcsID ?? "",
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style: TextStyle(fontSize: 12),
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)
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],
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),
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Spacer(),
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Row(
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mainAxisAlignment: MainAxisAlignment.end,
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children: [
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toggleButtonsBox,
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popupMenu,
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],
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),
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],
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);
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final createBtn = LocalButton(
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textKey: "invoice.issue.btn",
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callBack: _save,
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);
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return LocalProgress(
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inAsyncCall: _isLoading,
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child: Scaffold(
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appBar: AppBar(
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centerTitle: true,
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leading: new IconButton(
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icon: new Icon(CupertinoIcons.back, color: primaryColor),
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onPressed: () => Navigator.of(context).pop(),
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),
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backgroundColor: Colors.white,
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shadowColor: Colors.transparent,
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title: LocalText(context, 'invoice.form.title',
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color: primaryColor, fontSize: 20),
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),
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body: Padding(
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padding: const EdgeInsets.all(8.0),
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child: ListView(
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children: <Widget>[
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headerBox,
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_isNew ? Container() : invoiceNumberBox,
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_isNew ? Container() : statusBox,
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_showCartons ? cartonTable : Container(),
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_showCartons
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? Divider(
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color: primaryColor,
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thickness: 2,
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)
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: Container(),
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invoiceTableBox,
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SizedBox(
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height: 10,
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),
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paymentTypesBox,
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SizedBox(
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height: 10,
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),
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_isNew
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? createBtn
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: mainModel.isCustomer()
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? Container()
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: Container(
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child: Column(
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children: <Widget>[
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fcsButton(context,
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getLocalString(context, 'invoice.btn_save'))
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],
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)),
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_isNew
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? Container()
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: fcsButton(context,
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getLocalString(context, 'invoice.btn_payment_receipt'))
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],
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),
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),
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),
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);
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}
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_addCustom(CustomDuty customDuty) {
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if (customDuty == null) return;
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setState(() {
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_invoice.customDuties.remove(customDuty);
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_invoice.customDuties.add(customDuty);
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});
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}
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_addShipment(Shipment shipment) {
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if (shipment == null) return;
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shipment.isSelected = true;
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setState(() {
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_invoice.shipments.remove(shipment);
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_invoice.shipments.add(shipment);
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});
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}
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_removeShipment(Shipment shipment) {
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if (shipment == null) return;
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shipment.isSelected = false;
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setState(() {
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_invoice.shipments.remove(shipment);
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_invoice.shipments.add(shipment);
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});
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}
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_removeCustom(CustomDuty customDuty) {
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setState(() {
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_invoice.customDuties.remove(customDuty);
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});
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}
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_save() async {
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var rateModel = Provider.of<ShipmentRateModel>(context, listen: false);
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double amount = _invoice.getNetAmount(rateModel.rate);
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if (_invoice.paymentMethod == null) {
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showMsgDialog(context, "Error", "Payment method required");
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return;
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}
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List<CargoType> cargoTypes = _invoice.getCargoTypes(rateModel.rate);
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if (cargoTypes == null || cargoTypes.length == 0) {
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showMsgDialog(context, "Error", "Expected at least one cargo type");
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return;
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}
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if ((amount ?? 0) <= 0) {
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showMsgDialog(context, "Error", "Expected positive amount");
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return;
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}
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setState(() {
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_isLoading = true;
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});
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try {
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InvoiceModel invoiceModel =
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Provider.of<InvoiceModel>(context, listen: false);
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Invoice invoice = Invoice();
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invoice.cargoTypes = cargoTypes;
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invoice.amount = amount;
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invoice.handlingFee = _invoice.getHandlingFee();
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invoice.cartons = _invoice.cartons.where((c) => c.isChecked).toList();
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invoice.shipments =
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_invoice.shipments.where((s) => s.isSelected).toList();
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invoice.discount = _invoice.discount;
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invoice.deliveryFee = _invoice.deliveryFee;
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invoice.userID = widget.customer.id;
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invoice.fcsShipmentID = widget.fcsShipment.id;
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invoice.invoiceDate = _invoice.invoiceDate;
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invoice.paymentMethod = _invoice.paymentMethod;
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await invoiceModel.createInvoice(invoice);
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Navigator.pop(context, true);
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} catch (e) {
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showMsgDialog(context, "Error", e.toString());
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} finally {
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setState(() {
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_isLoading = false;
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});
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}
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}
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}
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