123 lines
4.0 KiB
Dart
123 lines
4.0 KiB
Dart
import 'package:audioplayers/audioplayers.dart';
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import 'package:business_panel/presentation/order/bloc/order_bloc.dart';
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import 'package:business_panel/presentation/widgets/success_popup.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:jwt_decoder/jwt_decoder.dart';
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import 'package:mobile_scanner/mobile_scanner.dart';
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import 'package:vibration/vibration.dart';
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class BarcodeScannerPage extends StatefulWidget {
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final String discountId;
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const BarcodeScannerPage({super.key, required this.discountId});
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@override
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State<BarcodeScannerPage> createState() => _BarcodeScannerPageState();
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}
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class _BarcodeScannerPageState extends State<BarcodeScannerPage> {
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final MobileScannerController _scannerController = MobileScannerController();
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final AudioPlayer _audioPlayer = AudioPlayer();
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bool _isProcessing = false;
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void _handleBarcode(BarcodeCapture capture) {
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if (_isProcessing) return;
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setState(() => _isProcessing = true);
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final String? rawValue = capture.barcodes.first.rawValue;
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if (rawValue == null) {
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_showError("بارکد نامعتبر است.");
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return;
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}
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try {
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final Map<String, dynamic> decodedToken = JwtDecoder.decode(rawValue);
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final String? userId = decodedToken['userID'];
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final String? discountIdFromToken = decodedToken['discountID'];
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if (userId == null || discountIdFromToken == null) {
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_showError("اطلاعات لازم در بارکد یافت نشد.");
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return;
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}
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if (discountIdFromToken != widget.discountId) {
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_showError("این بارکد برای این تخفیف معتبر نیست.");
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return;
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}
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context.read<OrderBloc>().add(
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SubmitOrder(discountId: discountIdFromToken, userId: userId),
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);
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} catch (e) {
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_showError("فرمت بارکد صحیح نیست.");
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}
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}
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void _showError(String message) {
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(content: Text(message), backgroundColor: Colors.red),
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);
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setState(() => _isProcessing = false);
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}
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@override
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void dispose() {
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_scannerController.dispose();
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_audioPlayer.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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return Scaffold(
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appBar: AppBar(title: const Text("اسکن بارکد مشتری")),
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body: BlocListener<OrderBloc, OrderState>(
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listener: (context, state) async {
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if (state is OrderSubmissionSuccess) {
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if (await Vibration.hasVibrator() ?? false) {
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Vibration.vibrate(duration: 200);
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}
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await _audioPlayer.play(AssetSource('sounds/short-success-sound-glockenspiel-treasure-video-game-6346.mp3'));
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await showSuccessDialog(context, message: state.message);
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Navigator.of(context).pop();
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} else if (state is OrderSubmissionFailure) {
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_showError(state.error);
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}
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},
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child: Stack(
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children: [
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MobileScanner(
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controller: _scannerController,
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onDetect: _handleBarcode,
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),
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Center(
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child: Container(
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width: 250,
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height: 250,
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decoration: BoxDecoration(
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border: Border.all(color: Colors.green, width: 4),
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borderRadius: BorderRadius.circular(12),
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),
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),
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),
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BlocBuilder<OrderBloc, OrderState>(
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builder: (context, state) {
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if (state is OrderSubmissionInProgress) {
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return Container(
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color: Colors.black.withOpacity(0.5),
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child: const Center(
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child: CircularProgressIndicator(color: Colors.white),
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),
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);
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}
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return const SizedBox.shrink();
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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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}
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} |