first commit
This commit is contained in:
Aditya Siregar
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import 'package:esc_pos_utils_plus/esc_pos_utils_plus.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:enaklo_pos/core/components/components.dart';
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import 'package:enaklo_pos/core/extensions/build_context_ext.dart';
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import 'package:enaklo_pos/data/datasources/auth_local_datasource.dart';
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import 'package:permission_handler/permission_handler.dart';
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import 'package:print_bluetooth_thermal/print_bluetooth_thermal.dart';
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import '../../../core/constants/colors.dart';
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import '../widgets/menu_printer_button.dart';
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import '../widgets/menu_printer_content.dart';
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class ManagePrinterPage extends StatefulWidget {
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const ManagePrinterPage({super.key});
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@override
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State<ManagePrinterPage> createState() => _ManagePrinterPageState();
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}
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class _ManagePrinterPageState extends State<ManagePrinterPage> {
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int selectedIndex = 0;
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int? selectedSize;
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// final List<PrinterModel> datas = [
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// PrinterModel(
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// name: 'Galaxy A30',
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// address: 12324567412,
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// ),
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// PrinterModel(
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// name: 'Galaxy A30',
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// address: 12324567412,
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// ),
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// PrinterModel(
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// name: 'Galaxy A30',
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// address: 12324567412,
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// ),
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// ];
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String macName = '';
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String _info = "";
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String _msj = '';
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bool connected = false;
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List<BluetoothInfo> items = [];
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final List<String> _options = [
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"permission bluetooth granted",
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"bluetooth enabled",
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"connection status",
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"update info"
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];
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final String _selectSize = "2";
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final _txtText = TextEditingController(text: "Hello developer");
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bool _progress = false;
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String _msjprogress = "";
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String optionprinttype = "58 mm";
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List<String> options = ["58 mm", "80 mm"];
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@override
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void initState() {
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super.initState();
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initPlatformState();
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loadData();
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}
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Future<void> initPlatformState() async {
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String platformVersion;
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int porcentbatery = 0;
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// Platform messages may fail, so we use a try/catch PlatformException.
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try {
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platformVersion = await PrintBluetoothThermal.platformVersion;
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print("patformversion: $platformVersion");
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porcentbatery = await PrintBluetoothThermal.batteryLevel;
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} on PlatformException {
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platformVersion = 'Failed to get platform version.';
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}
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// If the widget was removed from the tree while the asynchronous platform
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// message was in flight, we want to discard the reply rather than calling
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// setState to update our non-existent appearance.
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if (!mounted) return;
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final bool result = await PrintBluetoothThermal.bluetoothEnabled;
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print("bluetooth enabled: $result");
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if (result) {
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_msj = "Bluetooth enabled, please search and connect";
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} else {
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_msj = "Bluetooth not enabled";
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}
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setState(() {
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_info = "$platformVersion ($porcentbatery% battery)";
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});
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}
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Future<void> getBluetoots() async {
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setState(() {
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_progress = true;
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_msjprogress = "Wait";
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items = [];
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});
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var status2 = await Permission.bluetoothScan.status;
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if (status2.isDenied) {
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await Permission.bluetoothScan.request();
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}
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var status = await Permission.bluetoothConnect.status;
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if (status.isDenied) {
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await Permission.bluetoothConnect.request();
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}
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final List<BluetoothInfo> listResult =
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await PrintBluetoothThermal.pairedBluetooths;
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setState(() {
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_progress = false;
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});
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if (listResult.isEmpty) {
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_msj =
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"There are no bluetoohs linked, go to settings and link the printer";
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} else {
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_msj = "Touch an item in the list to connect";
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}
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setState(() {
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items = listResult;
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});
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}
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Future<void> connect(String mac) async {
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setState(() {
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_progress = true;
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_msjprogress = "Connecting...";
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connected = false;
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});
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final bool result =
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await PrintBluetoothThermal.connect(macPrinterAddress: mac);
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print("state conected $result");
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if (result) connected = true;
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setState(() {
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_progress = false;
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});
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}
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Future<void> disconnect() async {
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final bool status = await PrintBluetoothThermal.disconnect;
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setState(() {
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connected = false;
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});
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print("status disconnect $status");
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}
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Future<void> printTest() async {
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bool conexionStatus = await PrintBluetoothThermal.connectionStatus;
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//print("connection status: $conexionStatus");
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if (conexionStatus) {
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List<int> ticket = await testTicket();
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final result = await PrintBluetoothThermal.writeBytes(ticket);
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print("print test result: $result");
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} else {
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//no conectado, reconecte
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}
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}
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Future<List<int>> testTicket() async {
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List<int> bytes = [];
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// Using default profile
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final profile = await CapabilityProfile.load();
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final generator = Generator(
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optionprinttype == "58 mm" ? PaperSize.mm58 : PaperSize.mm80, profile);
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//bytes += generator.setGlobalFont(PosFontType.fontA);
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bytes += generator.reset();
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bytes +=
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generator.text('Enaklo POS', styles: const PosStyles(bold: true));
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bytes +=
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generator.text('Reverse text', styles: const PosStyles(reverse: true));
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bytes += generator.text('Underlined text',
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styles: const PosStyles(underline: true), linesAfter: 1);
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bytes += generator.text('Align left',
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styles: const PosStyles(align: PosAlign.left));
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bytes += generator.text('Align center',
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styles: const PosStyles(align: PosAlign.center));
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bytes += generator.text('Align right',
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styles: const PosStyles(align: PosAlign.right), linesAfter: 1);
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bytes += generator.text(
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'FIC Batch 11',
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styles: const PosStyles(
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height: PosTextSize.size2,
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width: PosTextSize.size2,
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),
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);
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bytes += generator.feed(2);
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//bytes += generator.cut();
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return bytes;
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}
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Future<void> printWithoutPackage() async {
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//impresion sin paquete solo de PrintBluetoothTermal
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bool connectionStatus = await PrintBluetoothThermal.connectionStatus;
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if (connectionStatus) {
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String text = "${_txtText.text}\n";
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bool result = await PrintBluetoothThermal.writeString(
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printText: PrintTextSize(size: int.parse(_selectSize), text: text));
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print("status print result: $result");
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setState(() {
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_msj = "printed status: $result";
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});
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} else {
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//no conectado, reconecte
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setState(() {
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_msj = "no connected device";
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});
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print("no conectado");
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}
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}
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Future<void> printString() async {
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bool conexionStatus = await PrintBluetoothThermal.connectionStatus;
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if (conexionStatus) {
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String enter = '\n';
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await PrintBluetoothThermal.writeBytes(enter.codeUnits);
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//size of 1-5
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String text = "Hello";
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await PrintBluetoothThermal.writeString(
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printText: PrintTextSize(size: 1, text: text));
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await PrintBluetoothThermal.writeString(
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printText: PrintTextSize(size: 2, text: "$text size 2"));
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await PrintBluetoothThermal.writeString(
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printText: PrintTextSize(size: 3, text: "$text size 3"));
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} else {
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//desconectado
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print("desconectado bluetooth $conexionStatus");
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}
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}
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Future<void> loadData() async {
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final savedSize = await AuthLocalDataSource().getSizeReceipt();
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if (savedSize.isNotEmpty) {
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setState(() {
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selectedSize = int.parse(savedSize);
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});
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: const Text('Kelola Printer'),
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centerTitle: true,
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),
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bottomNavigationBar: SizedBox(
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height: 60,
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child: Button.filled(
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onPressed: () async {
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// Periksa apakah ukuran dan printer telah dipilih
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if (selectedSize != null && macName.isNotEmpty) {
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// Simpan ukuran dan alamat MAC printer
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AuthLocalDataSource().saveSizeReceipt(selectedSize.toString());
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await connect(macName);
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// Tampilkan pesan berhasil
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(content: Text('Pengaturan berhasil disimpan')),
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);
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} else {
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// Tampilkan pesan error jika belum dipilih
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ScaffoldMessenger.of(context).showSnackBar(
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const SnackBar(
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content:
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Text('Pilih ukuran dan printer terlebih dahulu')),
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);
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}
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},
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label: 'Simpan'),
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),
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body: ListView(
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padding: const EdgeInsets.all(24.0),
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children: [
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Text(
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"Pilih Ukuran",
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style: TextStyle(
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fontSize: 16.0,
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fontWeight: FontWeight.bold,
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color: AppColors.primary),
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),
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SpaceHeight(16),
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Container(
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width: context.deviceWidth / 2,
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padding: const EdgeInsets.all(8.0),
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decoration: BoxDecoration(
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color: AppColors.card,
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borderRadius: BorderRadius.circular(8),
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),
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child: Row(
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children: [
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// Radio button untuk ukuran 58
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Expanded(
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child: Row(
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children: [
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Radio<int>(
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value: 58,
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groupValue: selectedSize,
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onChanged: (value) {
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setState(() {
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selectedSize = value;
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});
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},
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),
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const Text('58 mm'),
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],
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),
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),
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// Radio button untuk ukuran 80
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Expanded(
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child: Row(
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children: [
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Radio<int>(
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value: 80,
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groupValue: selectedSize,
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onChanged: (value) {
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setState(() {
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selectedSize = value;
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});
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},
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),
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const Text('80 mm'),
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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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SpaceHeight(24),
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Text(
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"Pilih Printer",
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style: TextStyle(
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fontSize: 16.0,
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fontWeight: FontWeight.bold,
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color: AppColors.primary),
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),
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SpaceHeight(16),
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Container(
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width: context.deviceWidth / 2,
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padding: const EdgeInsets.all(8.0),
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decoration: BoxDecoration(
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color: AppColors.card,
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borderRadius: BorderRadius.circular(8),
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),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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MenuPrinterButton(
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label: 'Search',
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onPressed: () {
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getBluetoots();
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selectedIndex = 0;
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setState(() {});
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},
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isActive: selectedIndex == 0,
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),
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],
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),
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),
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const SpaceHeight(34.0),
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_Body(
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// selectedIndex: selectedIndex,
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macName: macName,
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datas: items,
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clickHandler: (mac) async {
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macName = mac;
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setState(() {});
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},
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),
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SpaceHeight(24),
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],
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),
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);
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}
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}
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class _Body extends StatelessWidget {
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// final int selectedIndex;
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final String macName;
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final List<BluetoothInfo> datas;
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//clickHandler
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final Function(String) clickHandler;
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const _Body({
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required this.macName,
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required this.datas,
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required this.clickHandler,
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});
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@override
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Widget build(BuildContext context) {
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if (datas.isEmpty) {
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return const Text('No data available');
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} else {
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return Container(
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padding: const EdgeInsets.all(24.0),
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decoration: BoxDecoration(
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color: Colors.white,
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border: Border.all(color: AppColors.card, width: 2),
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borderRadius: BorderRadius.circular(6),
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),
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child: ListView.separated(
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shrinkWrap: true,
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physics: const NeverScrollableScrollPhysics(),
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itemCount: datas.length,
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separatorBuilder: (context, index) => const SpaceHeight(16.0),
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itemBuilder: (context, index) => InkWell(
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onTap: () {
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clickHandler(datas[index].macAdress);
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},
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child: MenuPrinterContent(
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isSelected: macName == datas[index].macAdress,
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data: datas[index],
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),
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),
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),
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);
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}
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// return const Placeholder();
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}
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}
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