Initial commit: COPILOT D6 Flutter keyboard controller
Flutter web app replacing legacy WPF CCTV surveillance keyboard controller. Includes wall overview, section view with monitor grid, camera input, PTZ control, alarm/lock/sequence BLoCs, and legacy-matching UI styling. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
klas
237
copilot_keyboard/lib/presentation/blocs/wall/wall_bloc.dart
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237
copilot_keyboard/lib/presentation/blocs/wall/wall_bloc.dart
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import 'dart:async';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import '../../../data/services/bridge_service.dart';
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import '../../../domain/entities/wall_config.dart';
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import 'wall_event.dart';
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import 'wall_state.dart';
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class WallBloc extends Bloc<WallEvent, WallState> {
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final BridgeService _bridgeService;
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Timer? _editTimeoutTimer;
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/// Legacy cancel timeout: 5 seconds of inactivity cancels edit mode.
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static const _editTimeout = Duration(seconds: 5);
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WallBloc({required BridgeService bridgeService})
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: _bridgeService = bridgeService,
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super(const WallState()) {
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on<LoadWallConfig>(_onLoadWallConfig);
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on<SelectViewer>(_onSelectViewer);
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on<DeselectViewer>(_onDeselectViewer);
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on<SetCameraPrefix>(_onSetCameraPrefix);
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on<AddCameraDigit>(_onAddCameraDigit);
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on<BackspaceCameraDigit>(_onBackspaceCameraDigit);
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on<CancelCameraEdit>(_onCancelCameraEdit);
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on<CycleCameraPrefix>(_onCycleCameraPrefix);
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on<ExecuteCrossSwitch>(_onExecuteCrossSwitch);
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on<UpdateViewerCamera>(_onUpdateViewerCamera);
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on<SetViewerAlarm>(_onSetViewerAlarm);
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on<SetViewerLock>(_onSetViewerLock);
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on<ToggleSectionExpanded>(_onToggleSectionExpanded);
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}
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@override
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Future<void> close() {
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_editTimeoutTimer?.cancel();
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return super.close();
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}
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void _restartEditTimeout() {
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_editTimeoutTimer?.cancel();
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_editTimeoutTimer = Timer(_editTimeout, () {
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add(const CancelCameraEdit());
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});
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}
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void _cancelEditTimeout() {
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_editTimeoutTimer?.cancel();
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}
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void _onLoadWallConfig(LoadWallConfig event, Emitter<WallState> emit) {
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emit(state.copyWith(isLoading: true, clearError: true));
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try {
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// Use provided config or load sample
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final config = event.config ?? WallConfig.sample();
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// Initialize viewer states for all viewers
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final viewerStates = <int, ViewerState>{};
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for (final viewerId in config.allViewerIds) {
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viewerStates[viewerId] = ViewerState(viewerId: viewerId);
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}
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// Expand all sections by default
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final expandedSections = config.sections.map((s) => s.id).toSet();
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emit(state.copyWith(
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config: config,
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isLoading: false,
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viewerStates: viewerStates,
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expandedSections: expandedSections,
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));
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} catch (e) {
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emit(state.copyWith(
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isLoading: false,
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error: 'Failed to load wall config: $e',
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));
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}
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}
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void _onSelectViewer(SelectViewer event, Emitter<WallState> emit) {
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if (state.config == null) return;
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// Find the physical monitor containing this viewer
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final monitor = state.config!.findMonitorByViewerId(event.viewerId);
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_cancelEditTimeout();
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emit(state.copyWith(
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selectedViewerId: event.viewerId,
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selectedPhysicalMonitorId: monitor?.id,
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cameraNumberInput: '',
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isEditing: false,
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));
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}
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void _onDeselectViewer(DeselectViewer event, Emitter<WallState> emit) {
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_cancelEditTimeout();
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emit(state.copyWith(
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clearSelection: true,
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cameraNumberInput: '',
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isEditing: false,
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));
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}
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void _onSetCameraPrefix(SetCameraPrefix event, Emitter<WallState> emit) {
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if (event.prefix != 500 && event.prefix != 501 && event.prefix != 502) {
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return;
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}
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emit(state.copyWith(cameraPrefix: event.prefix));
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}
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void _onAddCameraDigit(AddCameraDigit event, Emitter<WallState> emit) {
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if (event.digit < 0 || event.digit > 9) return;
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if (state.selectedViewerId == null) return;
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if (state.cameraNumberInput.length >= 6) return; // Max 6 digits (legacy)
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_restartEditTimeout();
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emit(state.copyWith(
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cameraNumberInput: state.cameraNumberInput + event.digit.toString(),
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isEditing: true,
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));
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}
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void _onBackspaceCameraDigit(
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BackspaceCameraDigit event, Emitter<WallState> emit) {
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if (state.cameraNumberInput.isEmpty) return;
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final newInput = state.cameraNumberInput
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.substring(0, state.cameraNumberInput.length - 1);
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if (newInput.isEmpty) {
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_cancelEditTimeout();
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emit(state.copyWith(cameraNumberInput: '', isEditing: false));
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} else {
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_restartEditTimeout();
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emit(state.copyWith(cameraNumberInput: newInput));
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}
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}
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void _onCancelCameraEdit(CancelCameraEdit event, Emitter<WallState> emit) {
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_cancelEditTimeout();
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emit(state.copyWith(cameraNumberInput: '', isEditing: false));
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}
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void _onCycleCameraPrefix(
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CycleCameraPrefix event, Emitter<WallState> emit) {
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const prefixes = [500, 501, 502];
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final idx = prefixes.indexOf(state.cameraPrefix);
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final next = prefixes[(idx + 1) % prefixes.length];
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emit(state.copyWith(cameraPrefix: next));
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}
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Future<void> _onExecuteCrossSwitch(
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ExecuteCrossSwitch event, Emitter<WallState> emit) async {
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print('CrossSwitch: canExecute=${state.canExecuteCrossSwitch}, selectedViewer=${state.selectedViewerId}, cameraInput=${state.cameraNumberInput}, fullCamera=${state.fullCameraNumber}');
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if (!state.canExecuteCrossSwitch) {
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print('CrossSwitch: Cannot execute - returning early');
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return;
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}
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final viewerId = state.selectedViewerId!;
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final cameraId = state.fullCameraNumber!;
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try {
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print('CrossSwitch: Calling viewerConnectLive(viewer=$viewerId, camera=$cameraId)');
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// Execute CrossSwitch via bridge service
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final result = await _bridgeService.viewerConnectLive(viewerId, cameraId);
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print('CrossSwitch: Result = $result');
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// Update local state
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final viewerStates = Map<int, ViewerState>.from(state.viewerStates);
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viewerStates[viewerId] = state.getViewerState(viewerId).copyWith(
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currentCameraId: cameraId,
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isLive: true,
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);
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_cancelEditTimeout();
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emit(state.copyWith(
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viewerStates: viewerStates,
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cameraNumberInput: '',
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isEditing: false,
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));
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} catch (e) {
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emit(state.copyWith(error: 'CrossSwitch failed: $e'));
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}
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}
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void _onUpdateViewerCamera(
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UpdateViewerCamera event, Emitter<WallState> emit) {
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final viewerStates = Map<int, ViewerState>.from(state.viewerStates);
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viewerStates[event.viewerId] =
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(viewerStates[event.viewerId] ?? ViewerState(viewerId: event.viewerId))
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.copyWith(
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currentCameraId: event.cameraId,
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isLive: event.isLive,
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);
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emit(state.copyWith(viewerStates: viewerStates));
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}
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void _onSetViewerAlarm(SetViewerAlarm event, Emitter<WallState> emit) {
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final viewerStates = Map<int, ViewerState>.from(state.viewerStates);
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viewerStates[event.viewerId] =
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(viewerStates[event.viewerId] ?? ViewerState(viewerId: event.viewerId))
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.copyWith(hasAlarm: event.hasAlarm);
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emit(state.copyWith(viewerStates: viewerStates));
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}
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void _onSetViewerLock(SetViewerLock event, Emitter<WallState> emit) {
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final viewerStates = Map<int, ViewerState>.from(state.viewerStates);
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viewerStates[event.viewerId] =
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(viewerStates[event.viewerId] ?? ViewerState(viewerId: event.viewerId))
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.copyWith(
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isLocked: event.isLocked,
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lockedBy: event.lockedBy,
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);
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emit(state.copyWith(viewerStates: viewerStates));
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}
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void _onToggleSectionExpanded(
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ToggleSectionExpanded event, Emitter<WallState> emit) {
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final expandedSections = Set<String>.from(state.expandedSections);
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if (expandedSections.contains(event.sectionId)) {
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expandedSections.remove(event.sectionId);
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} else {
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expandedSections.add(event.sectionId);
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}
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emit(state.copyWith(expandedSections: expandedSections));
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}
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}
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