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firebase configuration and connect device with real-time bd

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This commit is contained in:
mohammad
2025-02-13 14:07:29 +03:00
parent a623f1c723
commit ba44d1d359
40 changed files with 1136 additions and 153 deletions
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54
lib/pages/device_managment/ac/bloc/ac_bloc.dart
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@ -1,5 +1,6 @@
import 'dart:async';
import 'package:dio/dio.dart';
import 'package:firebase_database/firebase_database.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:syncrow_web/pages/device_managment/all_devices/models/device_status.dart';
@ -19,6 +20,7 @@ class AcBloc extends Bloc<AcsEvent, AcsState> {
on<AcControlEvent>(_onAcControl);
on<AcBatchControlEvent>(_onAcBatchControl);
on<AcFactoryResetEvent>(_onFactoryReset);
on<AcStatusUpdated>(_onAcStatusUpdated);
}
FutureOr<void> _onFetchAcStatus(
@ -28,12 +30,64 @@ class AcBloc extends Bloc<AcsEvent, AcsState> {
final status =
await DevicesManagementApi().getDeviceStatus(event.deviceId);
deviceStatus = AcStatusModel.fromJson(event.deviceId, status.status);
_listenToChanges(event.deviceId);
emit(ACStatusLoaded(deviceStatus));
} catch (e) {
emit(AcsFailedState(error: e.toString()));
}
}
_listenToChanges(deviceId) {
try {
DatabaseReference ref =
FirebaseDatabase.instance.ref('device-status/$deviceId');
Stream<DatabaseEvent> stream = ref.onValue;
stream.listen((DatabaseEvent event) async {
if (event.snapshot.value == null) return;
if (_timer != null) {
await Future.delayed(const Duration(seconds: 1));
}
Map<dynamic, dynamic> usersMap =
event.snapshot.value as Map<dynamic, dynamic>;
List<Status> statusList = [];
usersMap['status'].forEach((element) {
statusList
.add(Status(code: element['code'], value: element['value']));
});
deviceStatus =
AcStatusModel.fromJson(usersMap['productUuid'], statusList);
if (!isClosed) {
add(AcStatusUpdated(deviceStatus));
}
});
} catch (_) {}
}
void _onAcStatusUpdated(AcStatusUpdated event, Emitter<AcsState> emit) {
deviceStatus = event.deviceStatus;
emit(ACStatusLoaded(deviceStatus));
}
// Future<void> testFirebaseConnection() async {
// // Reference to a test node in your database
// final testRef = FirebaseDatabase.instance.ref("test");
// // Write a test value
// await testRef.set("Hello, Firebase!");
// // Listen for changes on the test node
// testRef.onValue.listen((DatabaseEvent event) {
// final data = event.snapshot.value;
// print("Data from Firebase: $data");
// // If you see "Hello, Firebase!" printed in your console, it means the connection works.
// });
// }
FutureOr<void> _onAcControl(
AcControlEvent event, Emitter<AcsState> emit) async {
final oldValue = _getValueByCode(event.code);