我有一个功能，负责检测我的位置以及我在数据库领域中拥有的某些记录的位置。我计算出约30米的射程。如果我的位置接近范围，它将保存为另一个Realm类中的记录。
一切正常，直到关闭为止，但是当手机屏幕关闭时，它将停止工作。
我不知道如何使其工作，我需要在屏幕关闭时继续记录。我在服务中使用计时器。我正在研究什么是WorkManager，但我认为这不是我所需要的。
您能帮我改进代码吗？
谢谢！
class DistanceService : Service() {
private val timer = Timer()
override fun onBind(intent: Intent): IBinder? {
Log.i("service", "Close DistanceService2")
return null
}
override fun onCreate() {
Log.i("service", "Iniciando DistanceService")
super.onCreate()
}
private fun startService() {
stopService(Intent(this, AlertRepartoSleepService::class.java))
timer.scheduleAtFixedRate(mainTask(), 0, 2000)
}
private inner class mainTask : TimerTask() {
override fun run() {
toastHandler.sendEmptyMessage(0)
}
}
private val toastHandler = @SuppressLint("HandlerLeak")
object : Handler() {
override fun handleMessage(msg: Message) {
val gps = Gps(this@DistanceService)
if (gps.isLocationEnabled()) {
if (gps.latitude.toString() != "0.0" || gps.longitude.toString() != "0.0") {
distance(this@DistanceService, gps.latitude.toString(), gps.longitude.toString())
val toast = Toast.makeText(applicationContext, "Rango SuministroReparto", Toast.LENGTH_SHORT)
toast.setGravity(Gravity.TOP, Gravity.CENTER, 0)
toast.show()
} else {
Util.toastMensaje(applicationContext, "Gps Sin Cobertura")
}
}
}
}
override fun onDestroy() {
timer.cancel()
Log.i("service", "Close DistanceService")
}
override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
startService()
return START_STICKY
}
private fun distance(context: Context, latitud: String, longitud: String) {
Completable.fromAction {
Realm.getDefaultInstance().use { realm ->
val suministroImp: SuministroImplementation = SuministroOver(realm)
val registroImp: RegistroImplementation = RegistroOver(realm)
val result: RealmResults<SuministroReparto>? = suministroImp.getSuministroReparto(1)
if (result != null) {
if (result.size != 0) {
for (r: SuministroReparto in result) {
if (r.latitud.isNotEmpty() && r.longitud.isNotEmpty()) {
val l1 = Location("location 1")
l1.latitude = r.latitud.toDouble()
l1.longitude = r.longitud.toDouble()
val l2 = Location("location 2")
l2.latitude = latitud.toDouble()
l2.longitude = longitud.toDouble()
try {
val distancia = calculationByDistance(l1, l2)
if (distancia <= 15) {
if (r.foto_Reparto != 0) {
val repartoId = registroImp.getRegistroIdentity()
if (r.foto_Reparto != 2) {
suministroImp.repartoSaveService(registroImp.getRegistroIdentity(), r.id_Reparto, r.id_Operario_Reparto, Util.getFechaActual(), latitud, longitud, r.id_observacion.toString(), 0)
}
context.startService(Intent(context, AlertRepartoSleepService::class.java)
.putExtra("Cod_Orden_Reparto", r.Cod_Orden_Reparto)
.putExtra("id_cab_Reparto", r.id_Reparto)
.putExtra("direction", r.Direccion_Reparto)
.putExtra("suministroNumeroReparto", r.Suministro_Numero_reparto)
.putExtra("foto", r.foto_Reparto)
.putExtra("operarioId", r.id_Operario_Reparto)
.putExtra("cliente", r.Cliente_Reparto)
.putExtra("registroId", repartoId))
stopSelf()
break
} else {
suministroImp.repartoSaveService(registroImp.getRegistroIdentity(), r.id_Reparto, r.id_Operario_Reparto, Util.getFechaActual(), latitud, longitud, r.id_observacion.toString(), 1)
}
}
} catch (e: Exception) {
Util.toastMensaje(applicationContext, e.toString())
}
}
}
} else {
notification(this@DistanceService)
}
}
}
}.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(object : CompletableObserver {
override fun onComplete() {
Log.i("TAG", "COMPLETADO")
}
override fun onSubscribe(d: Disposable) {
}
override fun onError(e: Throwable) {
Log.i("TAG", e.toString())
}
})
}
private fun calculationByDistance(StartP: Location, EndP: Location): Double {
val radius = 6371 * 1000
val lat1 = StartP.latitude
val lat2 = EndP.latitude
val lon1 = StartP.longitude
val lon2 = EndP.longitude
val dLat = Math.toRadians(lat2 - lat1)
val dLon = Math.toRadians(lon2 - lon1)
val a = sin(dLat / 2) * sin(dLat / 2) + (cos(Math.toRadians(lat1))
* cos(Math.toRadians(lat2)) * sin(dLon / 2)
* sin(dLon / 2))
val c = 2 * asin(sqrt(a))
val valueResult = radius * c
val m = valueResult / 1
val newFormat = DecimalFormat("####")
val mInDec = Integer.valueOf(newFormat.format(m))
return mInDec.toDouble()
}
private fun getBasicNotificationBuilder(context: Context, channelId: String, playSound: Boolean)
: NotificationCompat.Builder {
val notificationSound: Uri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION)
val nBuilder = NotificationCompat.Builder(context, channelId)
.setSmallIcon(R.mipmap.ic_launcher)
.setLargeIcon(BitmapFactory.decodeResource(context.resources, R.mipmap.ic_launcher))
.setAutoCancel(true)
.setDefaults(0)
if (playSound) nBuilder.setSound(notificationSound)
return nBuilder
}
private fun notification(context: Context) {
val intent = Intent(context, MainActivity::class.java)
intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_CLEAR_TASK
val pendingIntent = PendingIntent.getActivity(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT)
val nBuilder = getBasicNotificationBuilder(context, CHANNEL_ID_TIMER, false)
nBuilder.setContentTitle(String.format("Reparto"))
.setContentText("Acabas de culminar tus repartos . Tomar selfie FIN DE TRABAJO")
.setVibrate(longArrayOf(1000, 1000, 1000, 1000, 1000))
.setAutoCancel(true)
.setContentIntent(pendingIntent)
val nManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
nManager.createNotificationChannel(CHANNEL_ID_TIMER, CHANNEL_NAME_TIMER, true)
nManager.notify(1, nBuilder.build())
}
@TargetApi(26)
private fun NotificationManager.createNotificationChannel(channelID: String,
channelName: String,
playSound: Boolean) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
val channelImportance = if (playSound) NotificationManager.IMPORTANCE_DEFAULT
else NotificationManager.IMPORTANCE_LOW
val nChannel = NotificationChannel(channelID, channelName, channelImportance)
nChannel.enableLights(true)
nChannel.lightColor = Color.BLUE
this.createNotificationChannel(nChannel)
}
}
companion object {
private const val CHANNEL_ID_TIMER = "enable_gps"
private const val CHANNEL_NAME_TIMER = "Dsige_Enable_Gps"
private const val TIMER_ID = 0
}
}