background_geolocation_plugin 0.1.1

Background geolocation plugin for flutter. Works in background and even when the is closed.

example/lib/main.dart

import 'package:flutter/material.dart';

import 'package:flutter/services.dart';
import 'package:background_geolocation_plugin/background_geolocation_plugin.dart';
import 'package:background_geolocation_plugin/location_item.dart';
import 'package:background_geolocation_plugin/measure_state.dart';

void main() => runApp(MyApp());

class MyApp extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';
  String resultMsg = 'Unknown';
  List<LocationItem> allLocations = [];
  MeasureState currentState;

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

  void execMethod(methodName) async {
    var res = "";
    try {
      if (methodName == "startLocationTracking") {
        res = await BackgroundGeolocationPlugin.startLocationTracking();
      } else if (methodName == "stopLocationTracking") {
        res = await BackgroundGeolocationPlugin.stopLocationTracking();
      } else if (methodName == "pauseLocationTracking") {
        res = await BackgroundGeolocationPlugin.pauseLocationTracking();
      } else if (methodName == "continueLocationTracking") {
        res = await BackgroundGeolocationPlugin.continueLocationTracking();
      } else if (methodName == "getState") {
        currentState = await BackgroundGeolocationPlugin.getState();
        res = currentState.toString();
      } else if (methodName == "requestPermissions") {
        res = await BackgroundGeolocationPlugin.requestPermissions();
      } else if (methodName == "getAllLocations") {
        List<LocationItem> items =
            await BackgroundGeolocationPlugin.getAllLocations();
        allLocations = items;
        res = "all stored locations size " + items.length.toString();
      } else if (methodName == "getNewLocations") {
        var time = allLocations.last.time;
        List<LocationItem> items = await BackgroundGeolocationPlugin
            .getAllStoredLocationsWithTimeBiggerThan(time);
        allLocations.addAll(items);
        res = "Got " + items.length.toString() + " new locations";
      }
    } on PlatformException catch (e) {
      res = "Error, code: " +
          e.code +
          ", message: " +
          e.message +
          ", details: " +
          e.details;
    }

    setState(() {
      resultMsg = "Result for: " + methodName + ": " + res;
    });
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Padding(
            padding: const EdgeInsets.all(8.0),
            child: Column(
              children: <Widget>[
                Text(resultMsg),
                RaisedButton(
                  onPressed: () {
                    execMethod("startLocationTracking");
                  },
                  child: Text("startLocationTracking"),
                ),
                RaisedButton(
                  onPressed: () {
                    execMethod("stopLocationTracking");
                  },
                  child: Text("stopLocationTracking"),
                ),
                RaisedButton(
                  onPressed: () {
                    execMethod("pauseLocationTracking");
                  },
                  child: Text("pauseLocationTracking"),
                ),
                RaisedButton(
                  onPressed: () {
                    execMethod("continueLocationTracking");
                  },
                  child: Text("continueLocationTracking"),
                ),
                RaisedButton(
                  onPressed: () {
                    execMethod("getState");
                  },
                  child: Text("getState"),
                ),
                RaisedButton(
                  onPressed: () {
                    execMethod("requestPermissions");
                  },
                  child: Text("requestPermissions"),
                ),
                RaisedButton(
                  onPressed: () {
                    execMethod("getAllLocations");
                  },
                  child: Text("getAllLocations"),
                ),
                RaisedButton(
                  onPressed: () {
                    execMethod("getNewLocations");
                  },
                  child: Text("getNewLocations"),
                ),
              ],
            ),
          ),
        ),
      ),
    );
  }
}