ref: dfccb646c9a2fa932c05c541f6b0fedeca6873d7
app/src/main/java/ml/adamsprogs/bimba/MessageReceiver.kt
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package ml.adamsprogs.bimba import android.content.BroadcastReceiver import android.content.Context import android.content.Intent import ml.adamsprogs.bimba.datasources.TimetableDownloader import ml.adamsprogs.bimba.datasources.VmClient import ml.adamsprogs.bimba.models.Departure import ml.adamsprogs.bimba.models.Plate class MessageReceiver private constructor() : BroadcastReceiver() { companion object { private var receiver:MessageReceiver? = null fun getMessageReceiver(): MessageReceiver { if (receiver == null) receiver = MessageReceiver() return receiver as MessageReceiver } } private val onTimetableDownloadListeners: HashSet<OnTimetableDownloadListener> = HashSet() private val onVmListeners: HashSet<OnVmListener> = HashSet() override fun onReceive(context: Context?, intent: Intent?) { if (intent?.action == TimetableDownloader.ACTION_DOWNLOADED) { val result = intent.getStringExtra(TimetableDownloader.EXTRA_RESULT) for (listener in onTimetableDownloadListeners) { listener.onTimetableDownload(result) } } if (intent?.action == VmClient.ACTION_READY) { val departures = intent.getStringArrayListExtra(VmClient.EXTRA_DEPARTURES)?.map { Departure.fromString(it) }?.toSet() val plateId = intent.getSerializableExtra(VmClient.EXTRA_PLATE_ID) as Plate.ID for (listener in onVmListeners) { listener.onVm(departures, plateId) } } } fun addOnTimetableDownloadListener(listener: OnTimetableDownloadListener) { onTimetableDownloadListeners.add(listener) } fun removeOnTimetableDownloadListener(listener: OnTimetableDownloadListener) { onTimetableDownloadListeners.remove(listener) } fun addOnVmListener(listener: OnVmListener) { onVmListeners.add(listener) } fun removeOnVmListener(listener: OnVmListener) { onVmListeners.remove(listener) } interface OnTimetableDownloadListener { fun onTimetableDownload(result: String?) } interface OnVmListener { fun onVm(vmDepartures: Set<Departure>?, plateId: Plate.ID) } } |