1185 lines
56 KiB
Dart
1185 lines
56 KiB
Dart
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import 'dart:async';
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import 'dart:ui';
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import 'package:bluetooth_print_plus/bluetooth_print_plus.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/services.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:flutter_typeahead/flutter_typeahead.dart';
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import 'package:iconly/iconly.dart';
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import 'package:intl/intl.dart';
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import 'package:mobile_pos/Provider/profile_provider.dart';
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import 'package:mobile_pos/constant.dart';
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import 'package:mobile_pos/currency.dart';
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import 'package:mobile_pos/generated/l10n.dart' as lang;
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import 'package:pdf/widgets.dart' as pw;
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import '../../Const/api_config.dart';
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import '../../GlobalComponents/glonal_popup.dart';
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import '../../Provider/product_provider.dart';
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import '../../thermal priting invoices/barcode_widget.dart';
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import '../../thermal priting invoices/label_print_test.dart';
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import '../../thermal priting invoices/sticker_image_generation.dart';
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import '../Products/Model/product_model.dart';
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import '../../service/check_user_role_permission_provider.dart';
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import 'barcode_preview.dart';
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class BarcodeGeneratorScreen extends StatefulWidget {
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const BarcodeGeneratorScreen({super.key});
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@override
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_BarcodeGeneratorScreenState createState() => _BarcodeGeneratorScreenState();
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}
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class _BarcodeGeneratorScreenState extends State<BarcodeGeneratorScreen> {
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List<Product> products = [];
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List<SelectedProduct> selectedProducts = [];
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bool showBusinessName = true;
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bool showName = true;
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bool showPrice = true;
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bool showPackageDate = true;
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bool showCode = true;
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final Map<String, TextEditingController> _controllers = {};
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String formatDateString(String? dateString) {
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if (dateString == null) return 'N/A';
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try {
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final parsed = DateTime.parse(dateString);
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return DateFormat('yyyy-MM-dd').format(parsed);
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} catch (e) {
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return 'N/A';
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}
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}
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Future<pw.Document> _preview({required String businessName}) async {
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final pdf = pw.Document();
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List<pw.Widget> barcodeWidgets = [];
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for (var selectedProduct in selectedProducts) {
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for (int i = 0; i < selectedProduct.quantity; i++) {
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final stock = selectedProduct.product.stocks?.isNotEmpty == true ? selectedProduct.product.stocks!.first : null;
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barcodeWidgets.add(pw.Column(
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crossAxisAlignment: pw.CrossAxisAlignment.center,
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mainAxisAlignment: pw.MainAxisAlignment.center,
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children: [
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if (showBusinessName)
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pw.Text(
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businessName,
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style: pw.TextStyle(
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fontSize: double.tryParse(showNameFontSizeController.text) ?? 9,
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fontWeight: pw.FontWeight.normal,
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),
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),
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if (showName)
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pw.Text(
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'${selectedProduct.product.productName}',
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style: pw.TextStyle(
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fontSize: double.tryParse(showNameFontSizeController.text) ?? 9,
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fontWeight: pw.FontWeight.bold,
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),
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),
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if (showPrice && stock != null)
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pw.RichText(
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text: pw.TextSpan(
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text: '${lang.S.of(context).price}: ',
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style: pw.TextStyle(fontSize: 8, fontWeight: pw.FontWeight.normal),
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children: [
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pw.TextSpan(
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text: '${stock.productSalePrice}',
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style: pw.TextStyle(
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fontSize: double.tryParse(showPriceFontSizeController.text) ?? 8,
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fontWeight: pw.FontWeight.bold),
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)
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],
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),
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),
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if (showPackageDate && stock != null)
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pw.Text(
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'${lang.S.of(context).packingDate}: ${formatDateString(stock.mfgDate)}',
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textAlign: pw.TextAlign.center,
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style: pw.TextStyle(
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fontSize: double.tryParse(showPackageDateFontSizeController.text) ?? 7,
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fontWeight: pw.FontWeight.normal,
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),
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),
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pw.SizedBox(height: 2),
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pw.BarcodeWidget(
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drawText: showCode,
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data: selectedProduct.product.productCode ?? 'n/a',
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barcode: pw.Barcode.code128(),
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width: 80,
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height: 30,
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textPadding: 4,
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textStyle: pw.TextStyle(fontSize: double.tryParse(showCodeFontSizeController.text) ?? 8),
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),
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],
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));
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}
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}
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pdf.addPage(
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pw.MultiPage(
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build: (pw.Context context) => [
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pw.GridView(
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crossAxisCount: 4,
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mainAxisSpacing: 10,
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crossAxisSpacing: 10,
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childAspectRatio: 0.68,
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children: barcodeWidgets,
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),
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],
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),
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);
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return pdf;
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}
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void _toggleCheckbox(bool value, void Function(bool) updateFunction) {
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setState(() {
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updateFunction(value);
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});
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}
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//---------label print
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BluetoothDevice? _device;
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late StreamSubscription<bool> _isScanningSubscription;
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late StreamSubscription<BlueState> _blueStateSubscription;
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late StreamSubscription<ConnectState> _connectStateSubscription;
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late StreamSubscription<Uint8List> _receivedDataSubscription;
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late StreamSubscription<List<BluetoothDevice>> _scanResultsSubscription;
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List<BluetoothDevice> _scanResults = [];
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String _selectedSize = '0';
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void _updateFontSizeControllers() {
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showCodeFontSizeController.text = getFontSize(_selectedSize, 'code');
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showPriceFontSizeController.text = getFontSize(_selectedSize, 'price');
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showNameFontSizeController.text = getFontSize(_selectedSize, 'name');
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showPackageDateFontSizeController.text = getFontSize(_selectedSize, 'packageDate');
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}
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String getFontSize(String selectedSize, String field) {
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if (selectedSize == '0') {
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switch (field) {
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case 'code':
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case 'price':
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return '8';
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case 'name':
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return '9';
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case 'businessName':
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return '8';
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case 'packageDate':
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return '7';
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default:
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return '8';
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}
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} else if (selectedSize == '1') {
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switch (field) {
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case 'code':
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case 'price':
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case 'name':
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case 'businessName':
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case 'packageDate':
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return '19.5';
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default:
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return '19.5';
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}
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} else if (selectedSize == '2') {
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switch (field) {
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case 'code':
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case 'price':
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case 'name':
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case 'businessName':
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case 'packageDate':
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return '20.0';
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default:
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return '20';
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}
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} else {
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return '20';
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}
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}
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late TextEditingController showCodeFontSizeController;
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late TextEditingController showPriceFontSizeController;
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late TextEditingController showNameFontSizeController;
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late TextEditingController showBusinessNameFontSizeController;
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late TextEditingController showPackageDateFontSizeController;
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@override
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void initState() {
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super.initState();
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initBluetoothPrintPlusListen();
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showCodeFontSizeController = TextEditingController(text: getFontSize(_selectedSize, 'code'));
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showPriceFontSizeController = TextEditingController(text: getFontSize(_selectedSize, 'price'));
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showNameFontSizeController = TextEditingController(text: getFontSize(_selectedSize, 'name'));
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showBusinessNameFontSizeController = TextEditingController(text: getFontSize(_selectedSize, 'businessName'));
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showPackageDateFontSizeController = TextEditingController(text: getFontSize(_selectedSize, 'packageDate'));
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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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for (final controller in _controllers.values) {
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controller.dispose();
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}
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_isScanningSubscription.cancel();
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_blueStateSubscription.cancel();
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_connectStateSubscription.cancel();
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_receivedDataSubscription.cancel();
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_scanResultsSubscription.cancel();
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_scanResults.clear();
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showCodeFontSizeController.dispose();
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showPriceFontSizeController.dispose();
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showNameFontSizeController.dispose();
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showPackageDateFontSizeController.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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return Consumer(
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builder: (context, ref, __) {
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final productData = ref.watch(productProvider);
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final businessInfo = ref.watch(businessInfoProvider);
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final permissionService = PermissionService(ref);
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return GlobalPopup(
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child: Scaffold(
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backgroundColor: Colors.white,
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appBar: AppBar(
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titleSpacing: 0,
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centerTitle: false,
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title: Text(
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lang.S.of(context).barcodeGenerator,
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),
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backgroundColor: Colors.white,
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),
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body: productData.when(
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data: (snapshot) {
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products = snapshot;
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return Padding(
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padding: const EdgeInsets.all(16.0),
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child: SingleChildScrollView(
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child: Column(
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children: [
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//-----------------search_bar
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TypeAheadField<Product>(
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builder: (context, controller, focusNode) {
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return TextField(
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controller: controller,
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focusNode: focusNode,
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autofocus: false,
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decoration: kInputDecoration.copyWith(
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fillColor: kWhite,
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border: const OutlineInputBorder(
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borderSide: BorderSide(
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color: kMainColor,
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),
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),
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hintText: lang.S.of(context).searchProduct,
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suffixIcon: Container(
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(8),
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color: kMainColor,
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),
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child: const Icon(
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Icons.search,
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color: Colors.white,
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),
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),
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contentPadding: const EdgeInsets.symmetric(horizontal: 8.0, vertical: 4),
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),
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);
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},
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suggestionsCallback: (pattern) {
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return products
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.where(
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(product) => product.productName!.toLowerCase().startsWith(pattern.toLowerCase()))
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.toList();
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},
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itemBuilder: (context, Product suggestion) {
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return Container(
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color: Colors.white,
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child: ListTile(
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leading: suggestion.productPicture != null
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? Container(
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height: 40,
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width: 40,
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decoration: BoxDecoration(
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borderRadius: BorderRadiusGeometry.circular(2),
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border: Border.all(
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color: kBorderColorTextField,
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width: 0.3,
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),
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image: DecorationImage(
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image: NetworkImage(
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'${APIConfig.domain}${suggestion.productPicture}',
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),
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fit: BoxFit.cover,
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),
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),
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)
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: Container(
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height: 40,
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width: 40,
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decoration: BoxDecoration(
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borderRadius: BorderRadiusGeometry.circular(2),
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border: Border.all(
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color: CupertinoColors.systemGrey6,
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width: 0.3,
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),
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color: CupertinoColors.systemGrey6,
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),
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child: Icon(IconlyLight.image),
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),
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title: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Flexible(
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child: Text(
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suggestion.productName ?? 'n/a',
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: theme.textTheme.bodyMedium?.copyWith(
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color: kTitleColor,
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fontWeight: FontWeight.w700,
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fontSize: 14,
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),
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),
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),
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SizedBox(width: 4),
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Flexible(
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child: Text(
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'${lang.S.of(context).code}: ${suggestion.productCode?.toString() ?? '0'}',
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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style: theme.textTheme.bodyMedium?.copyWith(
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color: kGreyTextColor,
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fontWeight: FontWeight.w400,
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fontSize: 13,
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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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isThreeLine: true,
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||
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contentPadding: EdgeInsets.symmetric(horizontal: 8, vertical: 0),
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minVerticalPadding: 8,
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visualDensity: VisualDensity(vertical: -4),
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subtitle: ListView.builder(
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shrinkWrap: true,
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itemCount: suggestion.stocks?.length,
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||
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itemBuilder: (context, i) {
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return Row(
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|
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// mainAxisAlignment: MainAxisAlignment.spaceBetween,
|
||
|
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children: [
|
||
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Flexible(
|
||
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child: Text(
|
||
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'${lang.S.of(context).batch}: ${suggestion.stocks?[i].batchNo?.toString() ?? 'n/a'}',
|
||
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maxLines: 1,
|
||
|
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overflow: TextOverflow.ellipsis,
|
||
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style: theme.textTheme.bodyMedium?.copyWith(
|
||
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color: kTitleColor,
|
||
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fontWeight: FontWeight.w400,
|
||
|
|
fontSize: 13,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
SizedBox(width: 4),
|
||
|
|
Text(
|
||
|
|
suggestion.stocks?[i].productStock != 0
|
||
|
|
? ', ${lang.S.of(context).inStock}: ${suggestion.stocks?[i].productStock?.toString() ?? 'n/a'}'
|
||
|
|
: ', ${lang.S.of(context).outOfStock}',
|
||
|
|
style: theme.textTheme.bodyMedium?.copyWith(
|
||
|
|
color:
|
||
|
|
suggestion.stocks?[i].productStock != 0 ? Colors.green : Colors.red,
|
||
|
|
fontWeight: FontWeight.w400,
|
||
|
|
fontSize: 13,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
Spacer(),
|
||
|
|
Text(
|
||
|
|
'${suggestion.stocks?.isNotEmpty == true ? ('$currency${suggestion.stocks?[i].productSalePrice ?? 0}') : null}',
|
||
|
|
style: theme.textTheme.bodyMedium?.copyWith(
|
||
|
|
color: kTitleColor,
|
||
|
|
fontWeight: FontWeight.w600,
|
||
|
|
fontSize: 13,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
);
|
||
|
|
})),
|
||
|
|
);
|
||
|
|
},
|
||
|
|
onSelected: (Product product) {
|
||
|
|
setState(() {
|
||
|
|
if (product.stocks != null && product.stocks!.isNotEmpty) {
|
||
|
|
if (product.stocks!.length > 1 || product.productType == 'variant') {
|
||
|
|
for (var stock in product.stocks!) {
|
||
|
|
final variantKey = '${product.id}_${stock.batchNo}';
|
||
|
|
final initialQty = stock.productStock ?? 1;
|
||
|
|
final existingIndex = selectedProducts.indexWhere(
|
||
|
|
(p) => '${p.product.id}_${p.product.stocks?.first.batchNo}' == variantKey);
|
||
|
|
|
||
|
|
if (existingIndex != -1) {
|
||
|
|
selectedProducts[existingIndex].quantity =
|
||
|
|
(selectedProducts[existingIndex].quantity + 1)
|
||
|
|
.clamp(1, double.maxFinite.toInt());
|
||
|
|
_controllers[variantKey]?.text =
|
||
|
|
selectedProducts[existingIndex].quantity.toString();
|
||
|
|
} else {
|
||
|
|
selectedProducts.add(SelectedProduct(
|
||
|
|
product: Product(
|
||
|
|
id: product.id,
|
||
|
|
productName: product.productName,
|
||
|
|
productCode: product.productCode,
|
||
|
|
productType: product.productType,
|
||
|
|
stocksSumProductStock: stock.productStock,
|
||
|
|
stocks: [stock],
|
||
|
|
unit: product.unit,
|
||
|
|
brand: product.brand,
|
||
|
|
category: product.category,
|
||
|
|
),
|
||
|
|
quantity: initialQty,
|
||
|
|
));
|
||
|
|
_controllers[variantKey] = TextEditingController(text: initialQty.toString());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
final initialQty = product.stocks!.first.productStock ?? 1;
|
||
|
|
final existingIndex = selectedProducts.indexWhere((p) => p.product.id == product.id);
|
||
|
|
|
||
|
|
if (existingIndex != -1) {
|
||
|
|
selectedProducts[existingIndex].quantity =
|
||
|
|
(selectedProducts[existingIndex].quantity + 1)
|
||
|
|
.clamp(1, double.maxFinite.toInt());
|
||
|
|
_controllers[product.id.toString()]?.text =
|
||
|
|
selectedProducts[existingIndex].quantity.toString();
|
||
|
|
} else {
|
||
|
|
selectedProducts.add(SelectedProduct(
|
||
|
|
product: product,
|
||
|
|
quantity: initialQty,
|
||
|
|
));
|
||
|
|
_controllers[product.id.toString()] =
|
||
|
|
TextEditingController(text: initialQty.toString());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
),
|
||
|
|
const SizedBox(height: 14),
|
||
|
|
//-----------------check_box
|
||
|
|
Theme(
|
||
|
|
data: Theme.of(context).copyWith(dividerColor: Colors.transparent),
|
||
|
|
child: ExpansionTile(
|
||
|
|
leading: Icon(Icons.settings),
|
||
|
|
title: Text(
|
||
|
|
lang.S.of(context).informationShowInLabels,
|
||
|
|
style: theme.textTheme.bodyMedium?.copyWith(color: kTitleColor, fontSize: 14),
|
||
|
|
),
|
||
|
|
tilePadding: EdgeInsets.zero,
|
||
|
|
childrenPadding: EdgeInsets.zero,
|
||
|
|
children: <Widget>[
|
||
|
|
Column(
|
||
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
||
|
|
children: [
|
||
|
|
Row(
|
||
|
|
children: [
|
||
|
|
Expanded(
|
||
|
|
child: _buildCheckboxWithFontSize(
|
||
|
|
context,
|
||
|
|
value: showCode,
|
||
|
|
label: lang.S.of(context).showCode,
|
||
|
|
fontSizeController: showCodeFontSizeController,
|
||
|
|
onChanged: (val) => _toggleCheckbox(val, (v) => showCode = v),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
SizedBox(width: 10),
|
||
|
|
Expanded(
|
||
|
|
child: _buildCheckboxWithFontSize(
|
||
|
|
context,
|
||
|
|
value: showPrice,
|
||
|
|
label: lang.S.of(context).showPrice,
|
||
|
|
fontSizeController: showPriceFontSizeController,
|
||
|
|
onChanged: (val) => _toggleCheckbox(val, (v) => showPrice = v),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
Row(
|
||
|
|
children: [
|
||
|
|
Expanded(
|
||
|
|
child: _buildCheckboxWithFontSize(
|
||
|
|
context,
|
||
|
|
value: showName,
|
||
|
|
label: lang.S.of(context).showName,
|
||
|
|
fontSizeController: showNameFontSizeController,
|
||
|
|
onChanged: (val) => _toggleCheckbox(val, (v) => showName = v),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
SizedBox(width: 10),
|
||
|
|
Expanded(
|
||
|
|
child: _buildCheckboxWithFontSize(
|
||
|
|
context,
|
||
|
|
value: showPackageDate,
|
||
|
|
label: lang.S.of(context).packageDate,
|
||
|
|
fontSizeController: showPackageDateFontSizeController,
|
||
|
|
onChanged: (val) => _toggleCheckbox(val, (v) => showPackageDate = v),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
SizedBox(
|
||
|
|
width: MediaQuery.of(context).size.width / 2 - 20,
|
||
|
|
child: _buildCheckboxWithFontSize(
|
||
|
|
context,
|
||
|
|
value: showBusinessName,
|
||
|
|
label: lang.S.of(context).businessName,
|
||
|
|
fontSizeController: showBusinessNameFontSizeController,
|
||
|
|
onChanged: (val) => _toggleCheckbox(val, (v) => showBusinessName = v),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
SizedBox(height: 16),
|
||
|
|
SizedBox(
|
||
|
|
height: 40,
|
||
|
|
child: DropdownButtonFormField<String>(
|
||
|
|
isExpanded: true,
|
||
|
|
value: _selectedSize,
|
||
|
|
decoration: InputDecoration(
|
||
|
|
contentPadding: EdgeInsets.symmetric(horizontal: 8, vertical: 8),
|
||
|
|
border: OutlineInputBorder(
|
||
|
|
borderRadius: BorderRadius.circular(8),
|
||
|
|
),
|
||
|
|
isDense: true,
|
||
|
|
labelText: lang.S.of(context).barCodePrintLabelSetting),
|
||
|
|
onChanged: (value) {
|
||
|
|
if (value != null) {
|
||
|
|
setState(() {
|
||
|
|
_selectedSize = value;
|
||
|
|
_updateFontSizeControllers();
|
||
|
|
});
|
||
|
|
}
|
||
|
|
},
|
||
|
|
items: [
|
||
|
|
DropdownMenuItem(
|
||
|
|
value: '2',
|
||
|
|
child: SizedBox(
|
||
|
|
width: MediaQuery.of(context).size.width - 72,
|
||
|
|
child: Text(
|
||
|
|
lang.S.of(context).labelRoleLabelSize2Inch,
|
||
|
|
style:
|
||
|
|
theme.textTheme.bodySmall?.copyWith(color: kTitleColor, fontSize: 12),
|
||
|
|
overflow: TextOverflow.ellipsis,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
DropdownMenuItem(
|
||
|
|
value: '1',
|
||
|
|
child: SizedBox(
|
||
|
|
width: MediaQuery.of(context).size.width - 72,
|
||
|
|
child: Text(
|
||
|
|
lang.S.of(context).labelRoleLabelSize1_5Inch,
|
||
|
|
style:
|
||
|
|
theme.textTheme.bodySmall?.copyWith(color: kTitleColor, fontSize: 12),
|
||
|
|
overflow: TextOverflow.ellipsis,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
DropdownMenuItem(
|
||
|
|
value: '0',
|
||
|
|
child: SizedBox(
|
||
|
|
width: MediaQuery.of(context).size.width - 72,
|
||
|
|
child: Text(
|
||
|
|
lang.S.of(context).thirtyTwoLabelPerSheet,
|
||
|
|
style:
|
||
|
|
theme.textTheme.bodySmall?.copyWith(color: kTitleColor, fontSize: 12),
|
||
|
|
overflow: TextOverflow.ellipsis,
|
||
|
|
maxLines: 1,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
),
|
||
|
|
const SizedBox(height: 16),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
),
|
||
|
|
//-----------------data_table
|
||
|
|
selectedProducts.isNotEmpty
|
||
|
|
? SizedBox(
|
||
|
|
width: double.maxFinite,
|
||
|
|
child: DataTable(
|
||
|
|
headingRowColor: WidgetStateProperty.all(Colors.red.shade50),
|
||
|
|
showBottomBorder: true,
|
||
|
|
horizontalMargin: 8,
|
||
|
|
columns: [
|
||
|
|
DataColumn(label: Text(lang.S.of(context).name)),
|
||
|
|
DataColumn(label: Text(lang.S.of(context).quantity)),
|
||
|
|
DataColumn(label: Text(lang.S.of(context).actions)),
|
||
|
|
],
|
||
|
|
rows: selectedProducts.map((selectedProduct) {
|
||
|
|
// final controllerKey = (selectedProduct.product.stocks?.length ?? 0) > 1 || selectedProduct.product.productType == 'variant'
|
||
|
|
// ? '${selectedProduct.product.id}_${selectedProduct.product.stocks?.first.batchNo}'
|
||
|
|
// : selectedProduct.product.id.toString();
|
||
|
|
// final controller = _controllers[controllerKey];
|
||
|
|
final controllerKey = (selectedProduct.product.stocks?.length ?? 0) > 1 ||
|
||
|
|
selectedProduct.product.productType == 'variant'
|
||
|
|
? '${selectedProduct.product.id}_${selectedProduct.product.stocks?.first.batchNo}'
|
||
|
|
: selectedProduct.product.id.toString();
|
||
|
|
|
||
|
|
final controller = _controllers.putIfAbsent(
|
||
|
|
controllerKey,
|
||
|
|
() => TextEditingController(text: selectedProduct.quantity.toString()),
|
||
|
|
);
|
||
|
|
|
||
|
|
// Add error state for this product
|
||
|
|
final hasError = ValueNotifier<bool>(false);
|
||
|
|
|
||
|
|
return DataRow(
|
||
|
|
cells: [
|
||
|
|
DataCell(
|
||
|
|
Column(
|
||
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
||
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
||
|
|
children: [
|
||
|
|
Text(
|
||
|
|
selectedProduct.product.productName ?? 'N/A',
|
||
|
|
style: theme.textTheme.bodyMedium,
|
||
|
|
maxLines: 1,
|
||
|
|
),
|
||
|
|
Text(
|
||
|
|
selectedProduct.product.productCode ?? 'N/A',
|
||
|
|
style: theme.textTheme.bodySmall?.copyWith(color: kGreyTextColor),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
),
|
||
|
|
DataCell(
|
||
|
|
SizedBox(
|
||
|
|
height: 38,
|
||
|
|
width: 60,
|
||
|
|
// child: TextFormField(
|
||
|
|
// controller: controller,
|
||
|
|
// keyboardType: TextInputType.number,
|
||
|
|
// textAlign: TextAlign.center,
|
||
|
|
// onChanged: (value) {
|
||
|
|
// setState(() {
|
||
|
|
// final newQty = (int.tryParse(value) ?? 1).clamp(1, double.maxFinite.toInt());
|
||
|
|
// selectedProduct.quantity = newQty;
|
||
|
|
// controller?.text = newQty.toString();
|
||
|
|
// });
|
||
|
|
// },
|
||
|
|
// decoration: const InputDecoration(
|
||
|
|
// border: OutlineInputBorder(),
|
||
|
|
// contentPadding: EdgeInsets.symmetric(vertical: 8.0),
|
||
|
|
// ),
|
||
|
|
// inputFormatters: [
|
||
|
|
// FilteringTextInputFormatter.digitsOnly,
|
||
|
|
// ],
|
||
|
|
// ),
|
||
|
|
child: TextFormField(
|
||
|
|
controller: controller,
|
||
|
|
keyboardType: TextInputType.number,
|
||
|
|
textAlign: TextAlign.center,
|
||
|
|
// onChanged: (value) {
|
||
|
|
// setState(() {
|
||
|
|
// final newQty = (int.tryParse(value) ?? 1).clamp(1, double.maxFinite.toInt());
|
||
|
|
// selectedProduct.quantity = newQty;
|
||
|
|
// });
|
||
|
|
// },
|
||
|
|
onChanged: (value) {
|
||
|
|
final newQty = int.tryParse(value) ?? 0;
|
||
|
|
|
||
|
|
if (newQty < 1) {
|
||
|
|
hasError.value = true;
|
||
|
|
selectedProduct.quantity = 0;
|
||
|
|
} else {
|
||
|
|
hasError.value = false;
|
||
|
|
selectedProduct.quantity = newQty;
|
||
|
|
}
|
||
|
|
},
|
||
|
|
decoration: const InputDecoration(
|
||
|
|
border: OutlineInputBorder(),
|
||
|
|
contentPadding: EdgeInsets.symmetric(vertical: 8.0),
|
||
|
|
),
|
||
|
|
inputFormatters: [
|
||
|
|
FilteringTextInputFormatter.digitsOnly,
|
||
|
|
],
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
DataCell(
|
||
|
|
IconButton(
|
||
|
|
icon: const Icon(
|
||
|
|
Icons.delete,
|
||
|
|
color: kMainColor,
|
||
|
|
),
|
||
|
|
onPressed: () {
|
||
|
|
setState(() {
|
||
|
|
final controllerKey = (selectedProduct.product.stocks?.length ?? 0) >
|
||
|
|
1 ||
|
||
|
|
selectedProduct.product.productType == 'variant'
|
||
|
|
? '${selectedProduct.product.id}_${selectedProduct.product.stocks?.first.batchNo}'
|
||
|
|
: selectedProduct.product.id.toString();
|
||
|
|
|
||
|
|
_controllers[controllerKey]?.dispose();
|
||
|
|
_controllers.remove(controllerKey);
|
||
|
|
selectedProducts.remove(selectedProduct);
|
||
|
|
});
|
||
|
|
},
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
);
|
||
|
|
}).toList(),
|
||
|
|
),
|
||
|
|
)
|
||
|
|
: Center(
|
||
|
|
child: Column(
|
||
|
|
crossAxisAlignment: CrossAxisAlignment.center,
|
||
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
||
|
|
children: [
|
||
|
|
const SizedBox(height: 50),
|
||
|
|
const Icon(
|
||
|
|
IconlyLight.document,
|
||
|
|
color: kMainColor,
|
||
|
|
size: 70,
|
||
|
|
),
|
||
|
|
Text(
|
||
|
|
lang.S.of(context).noItemSelected,
|
||
|
|
style: theme.textTheme.titleLarge?.copyWith(
|
||
|
|
fontSize: 18,
|
||
|
|
fontWeight: FontWeight.w600,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
},
|
||
|
|
error: (e, stack) => Center(child: Text(e.toString())),
|
||
|
|
loading: () => const Center(child: CircularProgressIndicator()),
|
||
|
|
),
|
||
|
|
bottomNavigationBar: businessInfo.when(
|
||
|
|
data: (details) {
|
||
|
|
return Padding(
|
||
|
|
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 16),
|
||
|
|
child: ElevatedButton.icon(
|
||
|
|
style: ElevatedButton.styleFrom(
|
||
|
|
shape: RoundedRectangleBorder(
|
||
|
|
borderRadius: BorderRadius.circular(8.0),
|
||
|
|
),
|
||
|
|
backgroundColor: kMainColor,
|
||
|
|
minimumSize: const Size(double.maxFinite, 48),
|
||
|
|
textStyle: const TextStyle(
|
||
|
|
color: Colors.white,
|
||
|
|
fontSize: 18,
|
||
|
|
fontWeight: FontWeight.w600,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
onPressed: () async {
|
||
|
|
if (!permissionService.hasPermission(Permit.barcodesCreate.value)) {
|
||
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
||
|
|
SnackBar(
|
||
|
|
backgroundColor: Colors.red,
|
||
|
|
content: Text(lang.S.of(context).youDoNotHaveAnyPermissionToGenerateBarCode),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
if (selectedProducts.isEmpty) {
|
||
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
||
|
|
SnackBar(content: Text(lang.S.of(context).pleaseSelectAProductFirst)),
|
||
|
|
);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
bool hasInvalidQuantity = false;
|
||
|
|
for (var product in selectedProducts) {
|
||
|
|
if (product.quantity < 1) {
|
||
|
|
hasInvalidQuantity = true;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (hasInvalidQuantity) {
|
||
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
||
|
|
SnackBar(content: Text(lang.S.of(context).pleaseEnterAValidQuantity)),
|
||
|
|
);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (selectedProducts.isEmpty) {
|
||
|
|
ScaffoldMessenger.of(context).showSnackBar(SnackBar(
|
||
|
|
content: Text(lang.S.of(context).pleaseSelectAProductFirst),
|
||
|
|
));
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (_selectedSize == '0') {
|
||
|
|
final pdfDocument = await _preview(businessName: details.data?.companyName ?? 'n/a');
|
||
|
|
Navigator.of(context).push(
|
||
|
|
MaterialPageRoute(
|
||
|
|
builder: (context) => PdfPreviewScreen(pdfDocument: pdfDocument),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Check Bluetooth status
|
||
|
|
if (!BluetoothPrintPlus.isBlueOn) {
|
||
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
||
|
|
SnackBar(content: Text(lang.S.of(context).bluetoothIsTurnedOff)),
|
||
|
|
);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!BluetoothPrintPlus.isConnected) {
|
||
|
|
await listOfBluDialog(context: context);
|
||
|
|
if (_device == null) {
|
||
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
||
|
|
SnackBar(content: Text(lang.S.of(context).noBluetoothDeviceSelected)),
|
||
|
|
);
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Begin printing loop
|
||
|
|
for (var selectedProduct in selectedProducts) {
|
||
|
|
final product = selectedProduct.product;
|
||
|
|
final stock = product.stocks?.isNotEmpty == true ? product.stocks!.first : null;
|
||
|
|
|
||
|
|
for (int i = 0; i < selectedProduct.quantity; i++) {
|
||
|
|
final pngBytes = await createImageFromWidget(
|
||
|
|
context,
|
||
|
|
StickerWidget(
|
||
|
|
data: StickerData(
|
||
|
|
businessName: details.data?.companyName ?? 'n/a',
|
||
|
|
name: product.productName ?? 'N/A',
|
||
|
|
price: stock?.productSalePrice ?? 0.0,
|
||
|
|
code: product.productCode ?? 'N/A',
|
||
|
|
mfg: stock?.mfgDate ?? 'N/A',
|
||
|
|
isTwoIch: _selectedSize == '2',
|
||
|
|
showBusinessName: showBusinessName,
|
||
|
|
showName: showName,
|
||
|
|
showPrice: showPrice,
|
||
|
|
showCode: showCode,
|
||
|
|
showMfg: showPackageDate,
|
||
|
|
nameFontSize: double.tryParse(showNameFontSizeController.text) ?? 20,
|
||
|
|
codeFontSize: double.tryParse(showCodeFontSizeController.text) ?? 20,
|
||
|
|
mfgFontSize: double.tryParse(showPackageDateFontSizeController.text) ?? 20,
|
||
|
|
priceFontSize: double.tryParse(showPriceFontSizeController.text) ?? 20,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
logicalSize: Size(_selectedSize == '2' ? 350 : 280, 180),
|
||
|
|
imageSize: Size(_selectedSize == '2' ? 350 : 280, 180),
|
||
|
|
);
|
||
|
|
|
||
|
|
await printLabelTest(
|
||
|
|
productName: product.productName ?? 'N/A',
|
||
|
|
date: stock?.mfgDate ?? 'N/A',
|
||
|
|
price: '\$${stock?.productSalePrice ?? 0.0}',
|
||
|
|
barcodeData: product.productCode ?? 'N/A',
|
||
|
|
pngBytes: pngBytes!,
|
||
|
|
isTwoInch: _selectedSize == '2',
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
icon: Icon(_selectedSize == '0' ? Icons.preview : Icons.print),
|
||
|
|
label: Text(
|
||
|
|
_selectedSize == '0' ? lang.S.of(context).previewPdf : lang.S.of(context).printLabel,
|
||
|
|
style: theme.textTheme.titleLarge?.copyWith(
|
||
|
|
color: Colors.white,
|
||
|
|
fontWeight: FontWeight.w600,
|
||
|
|
fontSize: 18,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
},
|
||
|
|
error: (e, stack) => Center(child: Text(e.toString())),
|
||
|
|
loading: () => const Center(child: CircularProgressIndicator()),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
},
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
Future<void> initBluetoothPrintPlusListen() async {
|
||
|
|
/// listen scanResults
|
||
|
|
_scanResultsSubscription = BluetoothPrintPlus.scanResults.listen((event) {
|
||
|
|
if (mounted) {
|
||
|
|
setState(() {
|
||
|
|
_scanResults = event;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
/// listen isScanning
|
||
|
|
_isScanningSubscription = BluetoothPrintPlus.isScanning.listen((event) {
|
||
|
|
print('********** isScanning: $event **********');
|
||
|
|
if (mounted) {
|
||
|
|
setState(() {});
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
/// listen blue state
|
||
|
|
_blueStateSubscription = BluetoothPrintPlus.blueState.listen((event) {
|
||
|
|
print('********** blueState change: $event **********');
|
||
|
|
if (mounted) {
|
||
|
|
setState(() {});
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
/// listen connect state
|
||
|
|
_connectStateSubscription = BluetoothPrintPlus.connectState.listen((event) async {
|
||
|
|
print('********** connectState change: $event **********');
|
||
|
|
switch (event) {
|
||
|
|
case ConnectState.connected:
|
||
|
|
setState(() {});
|
||
|
|
break;
|
||
|
|
case ConnectState.disconnected:
|
||
|
|
setState(() {
|
||
|
|
_device = null;
|
||
|
|
});
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
/// listen received data
|
||
|
|
_receivedDataSubscription = BluetoothPrintPlus.receivedData.listen((data) {
|
||
|
|
print('********** received data: $data **********');
|
||
|
|
|
||
|
|
/// do something...
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
Future<dynamic> listOfBluDialog({required BuildContext context}) async {
|
||
|
|
return showCupertinoDialog(
|
||
|
|
context: context,
|
||
|
|
builder: (_) {
|
||
|
|
// Start scanning when dialog is shown
|
||
|
|
WidgetsBinding.instance.addPostFrameCallback((_) {
|
||
|
|
onScanPressed();
|
||
|
|
});
|
||
|
|
|
||
|
|
return WillPopScope(
|
||
|
|
onWillPop: () async => false,
|
||
|
|
child: BackdropFilter(
|
||
|
|
filter: ImageFilter.blur(sigmaX: 5, sigmaY: 5),
|
||
|
|
child: StatefulBuilder(
|
||
|
|
builder: (context, setDialogState) {
|
||
|
|
return CupertinoAlertDialog(
|
||
|
|
insetAnimationCurve: Curves.bounceInOut,
|
||
|
|
content: Container(
|
||
|
|
height: 300,
|
||
|
|
width: double.maxFinite,
|
||
|
|
child: BluetoothPrintPlus.isBlueOn
|
||
|
|
? StreamBuilder<List<BluetoothDevice>>(
|
||
|
|
stream: BluetoothPrintPlus.scanResults,
|
||
|
|
builder: (context, snapshot) {
|
||
|
|
if (snapshot.connectionState == ConnectionState.waiting) {
|
||
|
|
return Center(
|
||
|
|
child: Column(
|
||
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
||
|
|
children: [
|
||
|
|
CircularProgressIndicator(),
|
||
|
|
SizedBox(height: 16),
|
||
|
|
Text(lang.S.of(context).caningForDevices),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
);
|
||
|
|
} else if (snapshot.hasError) {
|
||
|
|
return Center(child: Text('Error: ${snapshot.error}'));
|
||
|
|
} else if (!snapshot.hasData || snapshot.data!.isEmpty) {
|
||
|
|
return Center(
|
||
|
|
child: Column(
|
||
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
||
|
|
children: [
|
||
|
|
Icon(Icons.bluetooth_disabled, size: 40, color: Colors.grey),
|
||
|
|
SizedBox(height: 8),
|
||
|
|
Text(lang.S.of(context).noDeviceFound),
|
||
|
|
SizedBox(height: 8),
|
||
|
|
ElevatedButton(
|
||
|
|
onPressed: () => onScanPressed(),
|
||
|
|
child: Text(lang.S.of(context).retryScan),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
);
|
||
|
|
} else {
|
||
|
|
return ListView.builder(
|
||
|
|
padding: EdgeInsets.all(0),
|
||
|
|
itemCount: snapshot.data!.length,
|
||
|
|
itemBuilder: (context1, index) {
|
||
|
|
final device = snapshot.data![index];
|
||
|
|
return ListTile(
|
||
|
|
contentPadding: EdgeInsets.all(16),
|
||
|
|
title: Text(device.name),
|
||
|
|
subtitle: Text(device.address),
|
||
|
|
onTap: () async {
|
||
|
|
setDialogState(() {});
|
||
|
|
await BluetoothPrintPlus.connect(device);
|
||
|
|
_device = device;
|
||
|
|
Navigator.pop(context);
|
||
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
||
|
|
SnackBar(content: Text('${lang.S.current.connectedTo}${device.name}')),
|
||
|
|
);
|
||
|
|
},
|
||
|
|
);
|
||
|
|
},
|
||
|
|
);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
)
|
||
|
|
: Center(
|
||
|
|
child: Column(
|
||
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
||
|
|
children: [
|
||
|
|
Icon(Icons.bluetooth_disabled, size: 40, color: Colors.red),
|
||
|
|
SizedBox(height: 8),
|
||
|
|
Text(lang.S.of(context).pleaseEnableBluetooth),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
title: Text(lang.S.of(context).connectPrinter),
|
||
|
|
actions: [
|
||
|
|
CupertinoDialogAction(
|
||
|
|
child: Text(lang.S.of(context).cancel),
|
||
|
|
onPressed: () {
|
||
|
|
BluetoothPrintPlus.stopScan();
|
||
|
|
Navigator.pop(context);
|
||
|
|
},
|
||
|
|
),
|
||
|
|
],
|
||
|
|
);
|
||
|
|
},
|
||
|
|
),
|
||
|
|
),
|
||
|
|
);
|
||
|
|
},
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
Widget _buildCheckboxWithFontSize(
|
||
|
|
BuildContext context, {
|
||
|
|
required bool value,
|
||
|
|
required String label,
|
||
|
|
required TextEditingController fontSizeController,
|
||
|
|
required ValueChanged<bool> onChanged,
|
||
|
|
}) {
|
||
|
|
return Padding(
|
||
|
|
padding: const EdgeInsets.symmetric(vertical: 8.0),
|
||
|
|
child: Column(
|
||
|
|
children: [
|
||
|
|
Row(
|
||
|
|
children: [
|
||
|
|
Checkbox(
|
||
|
|
activeColor: kMainColor,
|
||
|
|
value: value,
|
||
|
|
visualDensity: const VisualDensity(horizontal: -4, vertical: -4),
|
||
|
|
onChanged: (val) => onChanged(val!),
|
||
|
|
),
|
||
|
|
Expanded(
|
||
|
|
child: Text(
|
||
|
|
label,
|
||
|
|
overflow: TextOverflow.ellipsis,
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
const SizedBox(height: 4),
|
||
|
|
SizedBox(
|
||
|
|
height: 40,
|
||
|
|
child: TextFormField(
|
||
|
|
controller: fontSizeController,
|
||
|
|
keyboardType: TextInputType.number,
|
||
|
|
style: TextStyle(fontSize: 14),
|
||
|
|
decoration: InputDecoration(
|
||
|
|
isDense: true,
|
||
|
|
contentPadding: EdgeInsets.symmetric(horizontal: 8, vertical: 8),
|
||
|
|
border: OutlineInputBorder(
|
||
|
|
borderRadius: BorderRadius.circular(8),
|
||
|
|
),
|
||
|
|
prefixIcon: Container(
|
||
|
|
width: 50,
|
||
|
|
decoration: BoxDecoration(
|
||
|
|
color: Color(0xffD8D8D8).withOpacity(0.3),
|
||
|
|
borderRadius: BorderRadius.only(
|
||
|
|
topLeft: Radius.circular(8),
|
||
|
|
bottomLeft: Radius.circular(8),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
child: Center(
|
||
|
|
child: Text(
|
||
|
|
lang.S.of(context).size,
|
||
|
|
style: TextStyle(fontSize: 12),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
),
|
||
|
|
],
|
||
|
|
),
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
Widget buildBlueOffWidget() {
|
||
|
|
return Center(
|
||
|
|
child: Text(
|
||
|
|
"${lang.S.of(context).bluetoothIsTurnedOff}...",
|
||
|
|
style: TextStyle(fontWeight: FontWeight.w700, fontSize: 16, color: Colors.red),
|
||
|
|
textAlign: TextAlign.center,
|
||
|
|
));
|
||
|
|
}
|
||
|
|
|
||
|
|
Widget buildScanButton(BuildContext context) {
|
||
|
|
if (BluetoothPrintPlus.isScanningNow) {
|
||
|
|
return FloatingActionButton(
|
||
|
|
onPressed: onStopPressed,
|
||
|
|
backgroundColor: Colors.red,
|
||
|
|
child: Icon(Icons.stop),
|
||
|
|
);
|
||
|
|
} else {
|
||
|
|
return FloatingActionButton(onPressed: onScanPressed, backgroundColor: Colors.green, child: Text("SCAN"));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Future onScanPressed() async {
|
||
|
|
try {
|
||
|
|
await BluetoothPrintPlus.startScan(timeout: Duration(seconds: 10));
|
||
|
|
setState(() {});
|
||
|
|
} catch (e) {
|
||
|
|
print("onScanPressed error: $e");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Future onStopPressed() async {
|
||
|
|
try {
|
||
|
|
BluetoothPrintPlus.stopScan();
|
||
|
|
} catch (e) {
|
||
|
|
print("onStopPressed error: $e");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
class SelectedProduct {
|
||
|
|
final Product product;
|
||
|
|
num quantity;
|
||
|
|
|
||
|
|
SelectedProduct({required this.product, required this.quantity});
|
||
|
|
}
|