ref: v2.0-beta4
app/src/main/java/ml/adamsprogs/bimba/activities/StopActivity.kt
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package ml.adamsprogs.bimba.activities import android.content.* import android.support.design.widget.* import android.os.Bundle import android.view.* import android.support.v4.app.* import android.support.v4.view.PagerAdapter import android.support.v4.content.res.ResourcesCompat import android.support.v7.app.AppCompatActivity import android.support.v7.widget.* import java.util.Calendar import kotlinx.android.synthetic.main.activity_stop.* import ml.adamsprogs.bimba.* import ml.adamsprogs.bimba.collections.FavouriteStorage import ml.adamsprogs.bimba.datasources.* import ml.adamsprogs.bimba.models.gtfs.AgencyAndId import ml.adamsprogs.bimba.models.* import ml.adamsprogs.bimba.models.adapters.DeparturesAdapter class StopActivity : AppCompatActivity(), MessageReceiver.OnTimetableDownloadListener, MessageReceiver.OnVmListener, Favourite.OnVmPreparedListener { private var sectionsPagerAdapter: SectionsPagerAdapter? = null companion object { const val EXTRA_STOP_ID = "stopId" const val EXTRA_FAVOURITE = "favourite" const val SOURCE_TYPE = "sourceType" const val SOURCE_TYPE_STOP = "stop" const val SOURCE_TYPE_FAV = "favourite" const val MODE_WORKDAYS = 0 const val MODE_SATURDAYS = 1 const val MODE_SUNDAYS = 2 } private var stopSegment: StopSegment? = null private var favourite: Favourite? = null private var timetableType = "departure" private lateinit var timetable: Timetable private val context = this private val receiver = MessageReceiver.getMessageReceiver() private val vmDepartures = HashMap<Plate.ID, Set<Departure>>() private var hasDepartures = false private var lastUpdated = 0L private lateinit var sourceType: String override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_stop) timetable = Timetable.getTimetable(this) sourceType = intent.getStringExtra(SOURCE_TYPE) setSupportActionBar(toolbar) val departures = when (sourceType) { SOURCE_TYPE_STOP -> { stopSegment = StopSegment(intent.getSerializableExtra(EXTRA_STOP_ID) as AgencyAndId, null).apply { fillPlates() } supportActionBar?.title = timetable.getStopName(stopSegment!!.stop) null } SOURCE_TYPE_FAV -> { favourite = intent.getParcelableExtra(EXTRA_FAVOURITE) supportActionBar?.title = favourite!!.name favourite!!.addOnVmPreparedListener(this) if (favourite!!.fullDepartures.isNotEmpty()) favourite!!.fullDepartures else null } else -> null } showFab() sectionsPagerAdapter = SectionsPagerAdapter(supportFragmentManager, departures) container.adapter = sectionsPagerAdapter container.addOnPageChangeListener(TabLayout.TabLayoutOnPageChangeListener(tabs)) tabs.addOnTabSelectedListener(TabLayout.ViewPagerOnTabSelectedListener(container)) selectTodayPage() prepareOnDownloadListener() } private fun getFavouriteDepartures() { refreshAdapter(favourite!!.allDepartures()) } private fun refreshAdapterFromStop() { val now = Calendar.getInstance().secondsAfterMidnight() val departures = HashMap<AgencyAndId, List<Departure>>() if (this.vmDepartures.isNotEmpty()) { departures[timetable.getServiceForToday()] = this.vmDepartures.flatMap { it.value }.sortedBy { it.timeTill(now) } refreshAdapter(departures) } else { refreshAdapter(Departure.createDepartures(stopSegment!!.stop)) hasDepartures = true } } private fun refreshAdapter(departures: Map<AgencyAndId, List<Departure>>?) { if (departures != null) sectionsPagerAdapter?.departures = departures sectionsPagerAdapter?.notifyDataSetChanged() selectTodayPage() lastUpdated = Calendar.getInstance().timeInMillis } override fun onVmPrepared() { // println("onVmPrepared: ticked? ${ticked()}; vmBacked? ${favourite!!.isBackedByVm}") if ((favourite!!.isBackedByVm || ticked()) && (timetableType == "departure")) { getFavouriteDepartures() } } private fun showFab() { if (sourceType == SOURCE_TYPE_FAV) return val stopSymbol = timetable.getStopCode(stopSegment!!.stop) val favourites = FavouriteStorage.getFavouriteStorage(context) if (!favourites.has(stopSymbol)) { fab.setImageDrawable(ResourcesCompat.getDrawable(context.resources, R.drawable.ic_favourite_empty, this.theme)) } fab.setOnClickListener { if (!favourites.has(stopSymbol)) { val items = HashSet<StopSegment>() items.add(stopSegment!!) favourites.add(stopSymbol, items, this@StopActivity) fab.setImageDrawable(ResourcesCompat.getDrawable(context.resources, R.drawable.ic_favourite, this.theme)) } else { Snackbar.make(it, getString(R.string.stop_already_fav), Snackbar.LENGTH_LONG) .setAction("Action", null).show() } } } //fixme<p:5> maybe better effects private fun updateFabVisibility(dy: Int) { if (fab == null) return if (dy > 0) { fab.hide() } else { fab.show() } } private fun prepareOnDownloadListener() { val filter = IntentFilter(TimetableDownloader.ACTION_DOWNLOADED) filter.addAction(VmClient.ACTION_READY) filter.addCategory(Intent.CATEGORY_DEFAULT) registerReceiver(receiver, filter) receiver.addOnTimetableDownloadListener(context) if (sourceType == SOURCE_TYPE_STOP) { receiver.addOnVmListener(context) val intent = Intent(this, VmClient::class.java) intent.putExtra("stop", stopSegment) intent.action = "request" startService(intent) } else favourite!!.registerOnVm(receiver, context) } override fun onVm(vmDepartures: Set<Departure>?, plateId: Plate.ID) { // println("onVm") if (vmDepartures == null && this.vmDepartures.isEmpty() && hasDepartures) { // println("\tbut noVM") if (ticked()) { // println("\t\tbut ticked") refreshAdapterFromStop() } return } if (timetableType == "departure" && stopSegment!!.contains(plateId)) { // println("\tthere’s still vm") if (vmDepartures != null) this.vmDepartures[plateId] = vmDepartures else this.vmDepartures.remove(plateId) refreshAdapterFromStop() } } private fun ticked() = Calendar.getInstance().timeInMillis - lastUpdated >= VmClient.TICK_6_ZINA_TIM_WITH_MARGIN override fun onTimetableDownload(result: String?) { val message: String = when (result) { TimetableDownloader.RESULT_NO_CONNECTIVITY -> getString(R.string.no_connectivity) TimetableDownloader.RESULT_UP_TO_DATE -> getString(R.string.timetable_up_to_date) TimetableDownloader.RESULT_FINISHED -> getString(R.string.timetable_downloaded) else -> getString(R.string.error_try_later) } try { Snackbar.make(findViewById(R.id.stop_layout), message, Snackbar.LENGTH_LONG).show() } catch (e: IllegalArgumentException) { } timetable = Timetable.getTimetable(this, true) if (sourceType == SOURCE_TYPE_STOP) refreshAdapterFromStop() } private fun selectTodayPage() { tabs.getTabAt(sectionsPagerAdapter!!.todayTab())!!.select() } override fun onCreateOptionsMenu(menu: Menu): Boolean { menuInflater.inflate(R.menu.menu_stop, menu) return true } override fun onOptionsItemSelected(item: MenuItem): Boolean { val id = item.itemId if (id == R.id.action_change_type) { if (timetableType == "departure") { timetableType = "full" item.icon = (ResourcesCompat.getDrawable(resources, R.drawable.ic_timetable_departure, this.theme)) sectionsPagerAdapter?.relativeTime = false if (sourceType == SOURCE_TYPE_STOP) refreshAdapter(timetable.getStopDepartures(stopSegment!!.stop)) else refreshAdapter(favourite!!.fullTimetable()) } else { timetableType = "departure" item.icon = (ResourcesCompat.getDrawable(resources, R.drawable.ic_timetable_full, this.theme)) sectionsPagerAdapter?.relativeTime = true if (sourceType == SOURCE_TYPE_STOP) refreshAdapterFromStop() else refreshAdapter(favourite!!.allDepartures()) } return true } return super.onOptionsItemSelected(item) } override fun onDestroy() { super.onDestroy() receiver.removeOnTimetableDownloadListener(context) if (sourceType == SOURCE_TYPE_STOP) { receiver.removeOnVmListener(context) val intent = Intent(this, VmClient::class.java) intent.putExtra("stop", stopSegment) intent.action = "remove" startService(intent) } else favourite!!.deregisterOnVm(receiver, context) unregisterReceiver(receiver) } inner class SectionsPagerAdapter(fm: FragmentManager, var departures: Map<AgencyAndId, List<Departure>>?) : FragmentStatePagerAdapter(fm) { var relativeTime = true override fun getItem(position: Int): Fragment { if (departures == null) return PlaceholderFragment.newInstance(null, relativeTime) { updateFabVisibility(it) } if (departures!!.isEmpty()) return PlaceholderFragment.newInstance(ArrayList(), relativeTime) { updateFabVisibility(it) } val sat = try { timetable.getServiceFor(Calendar.SATURDAY) } catch (e: IllegalArgumentException) { null } val sun = try { timetable.getServiceFor(Calendar.SUNDAY) } catch (e: IllegalArgumentException) { null } val list: List<Departure> = when (position) { 1 -> departures!![sat] ?: ArrayList() 2 -> departures!![sun] ?: ArrayList() 0 -> try { departures!! .filter { it.key != sat && it.key != sun } .toList()[0].second } catch (e: IndexOutOfBoundsException) { ArrayList<Departure>() } else -> throw IndexOutOfBoundsException("No tab at index $position") } return PlaceholderFragment.newInstance(list, relativeTime) { updateFabVisibility(it) } } override fun getCount() = 3 override fun getItemPosition(obj: Any): Int { return PagerAdapter.POSITION_NONE } fun todayTab(): Int { return Calendar.getInstance().getMode() } } class PlaceholderFragment: Fragment() { lateinit var updater: (Int) -> Unit override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? { val rootView = inflater.inflate(R.layout.fragment_stop, container, false) val layoutManager = LinearLayoutManager(activity) val departuresList: RecyclerView = rootView.findViewById(R.id.departuresList) val departures = arguments?.getStringArrayList("departures")?.map { Departure.fromString(it) } if (departures != null && departures.isNotEmpty()) departuresList.addItemDecoration(DividerItemDecoration(departuresList.context, layoutManager.orientation)) departuresList.adapter = DeparturesAdapter(activity as Context, departures, arguments?.get("relativeTime") as Boolean) departuresList.layoutManager = layoutManager departuresList.addOnScrollListener(object : RecyclerView.OnScrollListener() { override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {} override fun onScrolled(recyclerView: RecyclerView, dx: Int, dy: Int) { updater(dy) super.onScrolled(recyclerView, dx, dy) } }) return rootView } companion object { fun newInstance(departures: List<Departure>?, relativeTime: Boolean, updater: (Int) -> Unit): PlaceholderFragment { val fragment = PlaceholderFragment() fragment.updater = updater val args = Bundle() if (departures != null) { if (departures.isNotEmpty()) { val d = ArrayList<String>() departures.mapTo(d) { it.toString() } args.putStringArrayList("departures", d) } else args.putStringArrayList("departures", ArrayList<String>()) } args.putBoolean("relativeTime", relativeTime) fragment.arguments = args return fragment } } } } |