mirror of
https://github.com/SyncrowIOT/web.git
synced 2025-07-10 07:07:19 +00:00
92 lines
2.6 KiB
Dart
92 lines
2.6 KiB
Dart
import 'dart:async';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:syncrow_web/pages/device_managment/all_devices/models/device_status.dart';
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import 'package:syncrow_web/pages/device_managment/curtain/bloc/curtain_event.dart';
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import 'package:syncrow_web/pages/device_managment/curtain/bloc/curtain_state.dart';
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import 'package:syncrow_web/services/devices_mang_api.dart';
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class CurtainBloc extends Bloc<CurtainEvent, CurtainState> {
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late bool deviceStatus;
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final String deviceId;
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Timer? _timer;
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CurtainBloc({required this.deviceId}) : super(CurtainInitial()) {
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on<CurtainFetchDeviceStatus>(_onFetchDeviceStatus);
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on<CurtainControl>(_onCurtainControl);
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}
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FutureOr<void> _onFetchDeviceStatus(
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CurtainFetchDeviceStatus event, Emitter<CurtainState> emit) async {
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emit(CurtainStatusLoading());
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try {
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final status =
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await DevicesManagementApi().getDeviceStatus(event.deviceId);
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deviceStatus = _checkStatus(status.status[0].value);
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emit(CurtainStatusLoaded(deviceStatus));
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} catch (e) {
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emit(CurtainError(e.toString()));
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}
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}
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FutureOr<void> _onCurtainControl(
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CurtainControl event, Emitter<CurtainState> emit) async {
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final oldValue = deviceStatus;
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_updateLocalValue(event.value, emit);
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emit(CurtainStatusLoaded(deviceStatus));
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await _runDebounce(
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deviceId: event.deviceId,
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code: event.code,
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value: event.value,
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oldValue: oldValue,
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emit: emit,
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);
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}
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Future<void> _runDebounce({
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required String deviceId,
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required String code,
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required bool value,
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required bool oldValue,
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required Emitter<CurtainState> emit,
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}) async {
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if (_timer != null) {
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_timer!.cancel();
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}
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_timer = Timer(const Duration(seconds: 1), () async {
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try {
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final controlValue = value ? 'open' : 'close';
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final response = await DevicesManagementApi()
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.deviceControl(deviceId, Status(code: code, value: controlValue));
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if (!response) {
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_revertValueAndEmit(deviceId, oldValue, emit);
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}
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} catch (e) {
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_revertValueAndEmit(deviceId, oldValue, emit);
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}
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});
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}
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void _revertValueAndEmit(
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String deviceId, bool oldValue, Emitter<CurtainState> emit) {
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_updateLocalValue(oldValue, emit);
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emit(CurtainStatusLoaded(deviceStatus));
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emit(const CurtainControlError('Failed to control the device.'));
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}
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void _updateLocalValue(bool value, Emitter<CurtainState> emit) {
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deviceStatus = value;
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emit(CurtainStatusLoaded(deviceStatus));
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}
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bool _checkStatus(String command) {
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return command.toLowerCase() == 'open';
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}
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}
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