128 lines
3.8 KiB
Dart
128 lines
3.8 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:pad_scanner/models/scan_record.dart';
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import 'package:pad_scanner/services/scanner_service.dart';
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import 'package:pad_scanner/services/api_service.dart';
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import 'package:pad_scanner/pages/settings_page.dart';
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class ScanPage extends StatefulWidget {
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const ScanPage({super.key});
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@override
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State<ScanPage> createState() => _ScanPageState();
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}
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class _ScanPageState extends State<ScanPage> {
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final _scannerService = ScannerService();
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final _apiService = ApiService();
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final _records = <ScanRecord>[];
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String _status = 'Waiting for scan...';
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@override
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void initState() {
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super.initState();
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_startListening();
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}
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void _startListening() {
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_scannerService.scanResults.listen((result) async {
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final record = ScanRecord(
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barcode: result.barcode,
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codeType: result.codeType,
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timestamp: DateTime.now(),
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);
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setState(() {
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_records.insert(0, record);
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_status = 'Sending...';
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});
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final prefs = await SharedPreferences.getInstance();
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final url = prefs.getString('api_url') ?? '';
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if (url.isEmpty) {
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setState(() {
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record.status = SendStatus.failed;
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_status = 'No URL configured. Go to Settings.';
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});
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return;
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}
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final ok = await _apiService.sendScanData(
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url,
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barcode: record.barcode,
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codeType: record.codeType,
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);
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if (mounted) {
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setState(() {
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record.status = ok ? SendStatus.success : SendStatus.failed;
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_status = ok ? 'Sent successfully' : 'Send failed';
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});
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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('PAD Scanner'),
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actions: [
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IconButton(
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icon: const Icon(Icons.settings),
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onPressed: () => Navigator.push(
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context,
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MaterialPageRoute(builder: (_) => const SettingsPage()),
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),
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),
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],
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),
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body: Column(
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children: [
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(16),
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color: Theme.of(context).colorScheme.surfaceContainerHighest,
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child: Text(
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_status,
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style: Theme.of(context).textTheme.titleMedium,
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textAlign: TextAlign.center,
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),
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),
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Expanded(
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child: _records.isEmpty
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? const Center(
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child: Text(
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'No scans yet.\nPress the scan button on the device.',
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textAlign: TextAlign.center))
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: ListView.builder(
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itemCount: _records.length,
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itemBuilder: (context, index) {
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final r = _records[index];
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return ListTile(
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title: Text(r.barcode),
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subtitle: Text(
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'${r.codeType} ${r.timestamp.toLocal().toIso8601String().substring(0, 19)}'),
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trailing: Icon(
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r.status == SendStatus.success
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? Icons.check_circle
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: r.status == SendStatus.failed
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? Icons.error
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: Icons.hourglass_empty,
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color: r.status == SendStatus.success
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? Colors.green
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: r.status == SendStatus.failed
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? Colors.red
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: Colors.orange,
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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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);
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}
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}
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