127 lines
3.5 KiB
Dart
127 lines
3.5 KiB
Dart
// ignore_for_file: invalid_use_of_protected_member
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part of '../../registration_page.dart';
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extension _RegistrationScanPart on _RegistrationPageState {
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void _startScanListening() {
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_scanSubscription ??= _scannerService.scanResults.listen(_onScan);
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}
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Future<void> _stopScanListening() async {
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final subscription = _scanSubscription;
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_scanSubscription = null;
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await subscription?.cancel();
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}
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void _restartScanListening() {
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_scanSubscription?.cancel();
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_scanSubscription = null;
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_startScanListening();
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (mounted) {
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_focusNode.requestFocus();
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}
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});
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}
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void _onKeyEvent(KeyEvent event) {
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if (event is! KeyDownEvent) return;
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if (_isLockToggleKey(event)) {
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_cycleMode();
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return;
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}
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if (event.logicalKey == LogicalKeyboardKey.enter) {
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_submit();
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}
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}
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bool _isLockToggleKey(KeyEvent event) {
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final key = event.logicalKey;
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return key == LogicalKeyboardKey.select ||
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key == LogicalKeyboardKey.gameButtonRight1;
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}
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void _onScan(ScanResult result) {
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final parsed = CodeParser.parse(result.barcode);
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switch (parsed.type) {
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case CodeType.zongpaiNo:
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_handleZongpaiScan(parsed.value);
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case CodeType.locationNormal:
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case CodeType.locationTransit:
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_handleLocationScan(parsed.value, parsed.type);
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case CodeType.invalid:
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_feedbackService.trigger(FeedbackEvent.scanInvalid);
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_showStatusOverride(
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'无效码：${result.barcode}',
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StatusDotColor.red,
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const Duration(seconds: 2),
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);
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}
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}
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void _handleLocationScan(String locationCode, CodeType locationType) {
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// In singleCode mode or no existing data, switch directly
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if (_mode == RegistrationMode.singleCode || _zongpaiNos.isEmpty) {
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_feedbackService.trigger(FeedbackEvent.scanValid);
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setState(() {
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_locationCode = locationCode;
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_locationType = locationType;
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_clearStatusOverride();
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});
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return;
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}
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// In multiCode mode with existing data, confirm before switching
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_showLocationSwitchDialog(locationCode, locationType);
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}
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void _handleZongpaiScan(String zongpaiNo) {
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// If cross-paicha dialog is showing, just vibrate and discard
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if (_crossPaichaPending) {
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_triggerDoubleVibration();
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return;
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}
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// In multiCode mode with existing data, check for cross-paicha scan
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if (_mode == RegistrationMode.multiCode &&
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_zongpaiNos.isNotEmpty &&
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_overview?.success == true &&
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!_overview!.items.any((item) => item.zongpaiNo == zongpaiNo)) {
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_crossPaichaPending = true;
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_triggerDoubleVibration();
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_showCrossPaichaDialog(zongpaiNo);
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return;
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}
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final shouldRefresh = _overviewZongpaiNo != zongpaiNo;
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_feedbackService.trigger(FeedbackEvent.scanValid);
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setState(() {
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if (_mode == RegistrationMode.multiCode) {
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if (!_zongpaiNos.contains(zongpaiNo)) {
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_zongpaiNos.add(zongpaiNo);
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}
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} else {
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if (_zongpaiNos.isEmpty) {
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_zongpaiNos.add(zongpaiNo);
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} else {
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_zongpaiNos[0] = zongpaiNo;
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}
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}
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_clearStatusOverride();
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});
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if (shouldRefresh) {
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_loadOverview(zongpaiNo);
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}
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}
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void _triggerDoubleVibration() {
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Vibration.vibrate(pattern: [0, 200, 100, 200]);
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}
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void _removeZongpai(String zongpaiNo) {
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setState(() {
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_zongpaiNos.remove(zongpaiNo);
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});
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}
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}
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