دریافت اطلاعات باتری تلفن همراه در فلاتر

dependencies:
  battery_plus: ^6.0.2

flutter pub get

import 'package:battery_plus/battery_plus.dart';

final battery = Battery();

final batteryLevel = await battery.batteryLevel;

print(batteryLevel);

final batteryState = await battery.batteryState;

print(batteryState);

BatteryState.charging
BatteryState.discharging
BatteryState.full
BatteryState.unknown

if (batteryState == BatteryState.charging) {

  print("Device is charging");
}

import 'package:flutter/material.dart';
import 'package:battery_plus/battery_plus.dart';

class BatteryScreen extends StatefulWidget {

  const BatteryScreen({super.key});

  @override
  State<BatteryScreen> createState() =>
      _BatteryScreenState();
}

class _BatteryScreenState
    extends State<BatteryScreen> {

  final battery = Battery();

  int batteryLevel = 0;

  String batteryStatus = "";

  @override
  void initState() {
    super.initState();

    loadBatteryInfo();
  }

  Future<void> loadBatteryInfo() async {

    final level =
        await battery.batteryLevel;

    final state =
        await battery.batteryState;

    setState(() {

      batteryLevel = level;

      batteryStatus = state.name;
    });
  }

  @override
  Widget build(BuildContext context) {

    return Scaffold(

      appBar: AppBar(
        title: const Text("Battery Info"),
      ),

      body: Center(

        child: Column(
          mainAxisAlignment:
              MainAxisAlignment.center,

          children: [

            Text(
              "Battery: $batteryLevel%",
              style: const TextStyle(
                fontSize: 28,
              ),
            ),

            const SizedBox(height: 20),

            Text(
              "Status: $batteryStatus",
              style: const TextStyle(
                fontSize: 22,
              ),
            ),
          ],
        ),
      ),
    );
  }
}

battery.onBatteryStateChanged.listen((state) {

  print(state);
});

StreamBuilder<BatteryState>(

  stream: battery.onBatteryStateChanged,

  builder: (context, snapshot) {

    final state = snapshot.data;

    return Text(
      state.toString(),
    );
  },
)

Timer.periodic(
  const Duration(seconds: 10),
  (timer) async {

    final level =
        await battery.batteryLevel;

    print(level);
  },
);

IconData getBatteryIcon(int level) {

  if (level >= 80) {
    return Icons.battery_full;
  }

  if (level >= 30) {
    return Icons.battery_5_bar;
  }

  return Icons.battery_alert;
}

Widget batteryWidget() {

  return Column(

    children: [

      Icon(
        getBatteryIcon(batteryLevel),
        size: 80,
      ),

      Text(
        "$batteryLevel%",
      ),
    ],
  );
}

if (batteryLevel < 15) {

  print("Low Battery");
}

StreamSubscription? subscription;

@override
void dispose() {

  subscription?.cancel();

  super.dispose();
}

class BatteryService {

  final Battery battery = Battery();

  Future<int> getBatteryLevel() async {

    return await battery.batteryLevel;
  }
}