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190 lines
6.3 KiB
Dart
190 lines
6.3 KiB
Dart
import 'dart:convert';
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import 'dart:core';
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import 'dart:io';
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import 'dart:isolate';
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import 'dart:math';
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import 'dart:ui';
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import 'package:diplomaticquarterapp/config/shared_pref_kay.dart';
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import 'package:diplomaticquarterapp/core/model/geofencing/requests/GeoZonesRequestModel.dart';
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import 'package:diplomaticquarterapp/core/model/geofencing/requests/LogGeoZoneRequestModel.dart';
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import 'package:diplomaticquarterapp/core/model/geofencing/responses/GeoZonesResponseModel.dart';
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import 'package:diplomaticquarterapp/core/service/geofencing/GeofencingServices.dart';
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import 'package:diplomaticquarterapp/locator.dart';
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import 'package:diplomaticquarterapp/uitl/LocalNotification.dart';
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import 'package:diplomaticquarterapp/uitl/app_shared_preferences.dart';
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import 'package:flutter/cupertino.dart';
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import 'package:flutter/foundation.dart';
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import 'package:geofencing/geofencing.dart';
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class HMG_Geofencing {
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var _testTrigger = false;
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static var _isolatePortName = "hmg_geofencing_send_port";
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List<GeoZonesResponseModel> _zones;
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List<String> registeredGeofences = [];
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final AndroidGeofencingSettings androidSettings = AndroidGeofencingSettings(initialTrigger: <GeofenceEvent>[GeofenceEvent.enter, GeofenceEvent.exit, GeofenceEvent.dwell], loiteringDelay: 1000 * 60);
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final BuildContext context;
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final List<GeofenceEvent> triggers = List();
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HMG_Geofencing(this.context) {
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triggers.add(GeofenceEvent.enter);
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triggers.add(GeofenceEvent.exit);
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// triggers.add(GeofenceEvent.dwell);
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}
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Future<HMG_Geofencing> loadZones() async{
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_zones = await locator<GeofencingServices>().getAllGeoZones(GeoZonesRequestModel());
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return this;
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}
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void init() async {
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// debug check (Testing Geo Zones)
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if (kDebugMode) {
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addTestingGeofences();
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}
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_saveZones();
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await GeofencingManager.initialize();
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await Future.delayed(Duration(seconds: 2));
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_registerIsolatePort();
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_registerGeofences().then((value) {
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debugPrint(value.toString());
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if(_testTrigger) {
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var events = [GeofenceEvent.enter,GeofenceEvent.exit];
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events.shuffle();
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transitionTrigger(value, null, events.first);
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}
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});
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}
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void _saveZones() {
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var list = List();
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_zones.forEach((element) {
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list.add(element.toJson());
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});
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var jsonString = jsonEncode(list);
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AppSharedPreferences pref = AppSharedPreferences();
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pref.setString(HMG_GEOFENCES, jsonString);
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}
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Future<List<String>> _registerGeofences() async {
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registeredGeofences = await GeofencingManager.getRegisteredGeofenceIds();
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var maxLimit = Platform.isIOS ? 20 : 100;
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if (registeredGeofences.length < maxLimit) {
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var notRegistered = _zones.where((element) => !(registeredGeofences.contains(element.geofenceId()))).toList();
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for (int i = 0; i < notRegistered.length; i++) {
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var zone = notRegistered.elementAt(i);
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var lat = double.tryParse(zone.latitude);
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var lon = double.tryParse(zone.longitude);
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var rad = double.tryParse(zone.radius.toString());
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if (lat != null || lon != null || rad != null) {
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await GeofencingManager.registerGeofence(GeofenceRegion(zone.geofenceId(), lat, lon, rad, triggers), transitionTrigger);
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registeredGeofences.add(zone.geofenceId());
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if (registeredGeofences.length >= maxLimit) {
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break;
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}
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await Future.delayed(Duration(milliseconds: 100));
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debugPrint("Geofence: ${zone.description} registered");
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} else {
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debugPrint("Geofence: ${zone.description} registered");
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}
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}
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}
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return registeredGeofences;
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}
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void addTestingGeofences() {
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_zones.add(GeoZonesResponseModel.get("24.777577,46.652675", 150, "msH"));
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_zones.add(GeoZonesResponseModel.get("24.691136,46.650116", 150, "zkH"));
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_zones.add(GeoZonesResponseModel.get("24.7087913,46.6656461", 150, "csO"));
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}
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static void transitionTrigger(List<String> id, Location location, GeofenceEvent event) {
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var dataToSend = id.map((element) => {"event": event, "geofence_id": element}).toList() ?? [];
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final SendPort send = IsolateNameServer.lookupPortByName(_isolatePortName);
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send?.send(dataToSend);
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}
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ReceivePort _port = ReceivePort();
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void _registerIsolatePort() async{
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IsolateNameServer.registerPortWithName(_port.sendPort, _isolatePortName);
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_port.listen((dynamic data) {
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Future result = AppSharedPreferences().getStringWithDefaultValue(HMG_GEOFENCES,"[]");
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result.then((jsonString){
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List jsonList = json.decode(jsonString) ?? [];
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List<GeoZonesResponseModel> geoList = jsonList.map((e) => GeoZonesResponseModel().fromJson(e)).toList() ?? [];
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(data as List).forEach((element) async {
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GeofenceEvent geofenceEvent = element["event"];
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String geofence_id = element["geofence_id"];
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GeoZonesResponseModel geoZone = _findByGeofenceFrom(geoList, by: geofence_id);
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if(geoZone != null) {
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LocalNotification.getInstance().showNow(
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title: "GeofenceEvent: ${_nameOf(geofenceEvent)}",
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subtitle: geoZone.description,
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payload: json.encode(geoZone.toJson()));
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_logGeoZoneToServer(zoneId: geoZone.geofId, transition: _idOf(geofenceEvent));
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}
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await Future.delayed(Duration(milliseconds: 700));
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});
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});
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});
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}
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_logGeoZoneToServer({int zoneId, int transition}){
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locator<GeofencingServices>()
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.logGeoZone(LogGeoZoneRequestModel(GeoType: transition, PointsID: zoneId ?? 1))
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.then((response){
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}).catchError((error){
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});
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}
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GeoZonesResponseModel _findByGeofenceFrom(List<GeoZonesResponseModel> list, { String by}) {
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var have = list.where((element) => element.geofenceId() == by).toList().first;
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return have;
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}
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String _nameOf(GeofenceEvent event) {
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switch (event) {
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case GeofenceEvent.enter:
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return "Enter";
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case GeofenceEvent.exit:
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return "Exit";
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case GeofenceEvent.dwell:
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return "dWell";
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default:
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return event.toString();
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}
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}
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int _idOf(GeofenceEvent event){
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switch (event) {
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case GeofenceEvent.enter:
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return 1;
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case GeofenceEvent.exit:
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return 2;
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case GeofenceEvent.dwell:
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return 3;
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default:
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return -1;
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}
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}
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}
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