ref: b8289bc2614da6b202a3eaa29daf2ed00c65594d
app/src/main/java/ml/adamsprogs/bimba/activities/DashActivity.kt
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package ml.adamsprogs.bimba.activities import android.annotation.SuppressLint import android.app.Activity import android.content.Context import android.content.DialogInterface import android.content.Intent import android.content.IntentFilter import android.os.Bundle import android.preference.PreferenceManager.getDefaultSharedPreferences import android.text.Editable import android.text.TextWatcher import android.view.ActionMode import android.view.Menu import android.view.MenuItem import android.view.View import android.view.inputmethod.InputMethodManager import androidx.appcompat.app.AlertDialog import androidx.appcompat.app.AppCompatActivity import com.google.android.material.navigation.NavigationView import com.google.android.material.snackbar.Snackbar import com.mancj.materialsearchbar.MaterialSearchBar import com.mancj.materialsearchbar.MaterialSearchBar.BUTTON_BACK import com.mancj.materialsearchbar.MaterialSearchBar.BUTTON_NAVIGATION import kotlinx.android.synthetic.main.activity_dash.* import ml.adamsprogs.bimba.* import ml.adamsprogs.bimba.collections.FavouriteStorage import ml.adamsprogs.bimba.datasources.TimetableDownloader import ml.adamsprogs.bimba.datasources.VmService import ml.adamsprogs.bimba.models.Departure import ml.adamsprogs.bimba.models.Plate import ml.adamsprogs.bimba.models.Timetable import ml.adamsprogs.bimba.models.adapters.FavouritesAdapter import ml.adamsprogs.bimba.models.adapters.SuggestionsAdapter import ml.adamsprogs.bimba.models.suggestions.EmptySuggestion import ml.adamsprogs.bimba.models.suggestions.GtfsSuggestion import ml.adamsprogs.bimba.models.suggestions.LineSuggestion import ml.adamsprogs.bimba.models.suggestions.StopSuggestion import java.text.DateFormat import java.util.* import kotlin.collections.ArrayList class DashActivity : AppCompatActivity(), MessageReceiver.OnTimetableDownloadListener, FavouritesAdapter.OnMenuItemClickListener, FavouritesAdapter.ViewHolder.OnClickListener, ProviderProxy.OnDeparturesReadyListener, SuggestionsAdapter.OnSuggestionClickListener { val context: Context = this private val receiver = MessageReceiver.getMessageReceiver() private lateinit var timetable: Timetable private var suggestions: List<GtfsSuggestion>? = null private lateinit var drawerLayout: androidx.drawerlayout.widget.DrawerLayout private lateinit var drawerView: NavigationView lateinit var favouritesList: androidx.recyclerview.widget.RecyclerView lateinit var searchView: MaterialSearchBar private lateinit var favourites: FavouriteStorage private lateinit var adapter: FavouritesAdapter private val actionModeCallback = ActionModeCallback() private var actionMode: ActionMode? = null private var isWarned = false private lateinit var providerProxy: ProviderProxy private lateinit var suggestionsAdapter: SuggestionsAdapter companion object { const val REQUEST_EDIT_FAVOURITE = 1 } override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_dash) setSupportActionBar(toolbar) providerProxy = ProviderProxy(this) timetable = Timetable.getTimetable() NetworkStateReceiver.init(this) prepareFavourites() prepareListeners() startDownloaderService() drawerLayout = drawer_layout drawerView = drawer //drawer.setCheckedItem(R.id.drawer_home) drawerView.setNavigationItemSelectedListener { item -> when (item.itemId) { R.id.drawer_refresh -> { startDownloaderService(true) } R.id.drawer_settings -> { startActivity(Intent(context, SettingsActivity::class.java)) } else -> { } } drawerLayout.closeDrawer(drawerView) super.onOptionsItemSelected(item) } warnTimetableValidity() showValidityInDrawer() searchView = search_view suggestionsAdapter = SuggestionsAdapter(layoutInflater, this, this) searchView.setCustomSuggestionAdapter(suggestionsAdapter) searchView.addTextChangeListener(object : TextWatcher { override fun afterTextChanged(s: Editable?) { if (searchView.isSearchEnabled) { getSuggestions(s.toString()) } } override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) { } override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) { } }) searchView.setOnSearchActionListener(object : MaterialSearchBar.OnSearchActionListener { override fun onButtonClicked(buttonCode: Int) { when (buttonCode) { BUTTON_NAVIGATION -> { if (drawerLayout.isDrawerOpen(drawerView)) drawerLayout.closeDrawer(drawerView) else drawerLayout.openDrawer(drawerView) } BUTTON_BACK -> { searchView.disableSearch() } } } override fun onSearchStateChanged(enabled: Boolean) { } override fun onSearchConfirmed(text: CharSequence?) { getSuggestions(text.toString()) } }) } private fun getSuggestions(query: String = "") { providerProxy.getSuggestions(query) { suggestions -> if (!suggestionsAdapter.equals(suggestions)) { if (suggestions.isEmpty()) { suggestionsAdapter.clearSuggestions() suggestionsAdapter.addSuggestion(EmptySuggestion()) } else { suggestionsAdapter.updateSuggestions(suggestions, query) } searchView.showSuggestionsList() } } } override fun onSuggestionClickListener(suggestion: GtfsSuggestion) { val imm = context.getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager var view = (context as DashActivity).currentFocus if (view == null) { view = View(context) } imm.hideSoftInputFromWindow(view.windowToken, 0) if (suggestion is StopSuggestion) { val intent = Intent(context, StopSpecifyActivity::class.java) intent.putExtra(StopSpecifyActivity.EXTRA_STOP_NAME, suggestion.name) startActivity(intent) } else if (suggestion is LineSuggestion) { val intent = Intent(context, LineSpecifyActivity::class.java) intent.putExtra(LineSpecifyActivity.EXTRA_LINE_ID, suggestion.name) startActivity(intent) } } override fun onRestart() { super.onRestart() favourites = FavouriteStorage.getFavouriteStorage(context) favourites.forEach { it.subscribeForDepartures(this, this) } } override fun onStop() { super.onStop() favourites.forEach { it.unsubscribeFromDepartures(this) } } private fun showValidityInDrawer() { if (timetable.isEmpty()) { drawerView.menu.findItem(R.id.drawer_validity_since).title = getString(R.string.validity_offline_unavailable) } else { val formatter = DateFormat.getDateInstance(DateFormat.SHORT) var calendar = calendarFromIsoD(timetable.getValidSince()) formatter.timeZone = calendar.timeZone drawerView.menu.findItem(R.id.drawer_validity_since).title = getString(R.string.valid_since, formatter.format(calendar.time)) calendar = calendarFromIsoD(timetable.getValidTill()) formatter.timeZone = calendar.timeZone drawerView.menu.findItem(R.id.drawer_validity_till).title = getString(R.string.valid_till, formatter.format(calendar.time)) } } private fun warnTimetableValidity() { if (isWarned) return isWarned = true if (timetable.isEmpty()) return val validTill = timetable.getValidTill() val today = Calendar.getInstance().toIsoDate() val tomorrow = Calendar.getInstance().apply { this.add(Calendar.DAY_OF_MONTH, 1) }.toIsoDate() try { timetable.getServiceForToday() if (today > validTill) { notifyTimetableValidity(-1) suggestions = ArrayList() return } if (today == validTill) { notifyTimetableValidity(0) return } } catch (e: IllegalArgumentException) { notifyTimetableValidity(-1) suggestions = ArrayList() return } try { timetable.getServiceForTomorrow() if (tomorrow == validTill) { notifyTimetableValidity(1) return } } catch (e: IllegalArgumentException) { notifyTimetableValidity(1) return } } private fun notifyTimetableValidity(daysTillInvalid: Int) { val message = when (daysTillInvalid) { -1 -> getString(R.string.timetable_validity_finished) 0 -> getString(R.string.timetable_validity_today) 1 -> getString(R.string.timetable_validity_tomorrow) else -> return } AlertDialog.Builder(context) .setPositiveButton(context.getText(android.R.string.ok) ) { dialog: DialogInterface, _: Int -> dialog.cancel() } .setCancelable(true) .setMessage(message) .create().show() if (daysTillInvalid == -1) { Timetable.delete(this) } } private fun prepareFavourites() { favourites = FavouriteStorage.getFavouriteStorage(context) favourites.forEach { it.subscribeForDepartures(this, this) } val layoutManager = androidx.recyclerview.widget.LinearLayoutManager(context) favouritesList = favourites_list adapter = FavouritesAdapter(context, favourites, this, this) favouritesList.adapter = adapter favouritesList.itemAnimator = androidx.recyclerview.widget.DefaultItemAnimator() favouritesList.layoutManager = layoutManager } override fun onDeparturesReady(departures: List<Departure>, plateId: Plate.ID?, code: Int) { favouritesList.adapter!!.notifyDataSetChanged() showError(drawer_layout, code, this) } private fun prepareListeners() { val filter = IntentFilter(TimetableDownloader.ACTION_DOWNLOADED) filter.addAction(VmService.ACTION_READY) filter.addCategory(Intent.CATEGORY_DEFAULT) registerReceiver(receiver, filter) receiver.addOnTimetableDownloadListener(context as MessageReceiver.OnTimetableDownloadListener) } private fun startDownloaderService(force: Boolean = false) { if (getDefaultSharedPreferences(this).getBoolean(getString(R.string.key_timetable_automatic_update), false) or force) startService(Intent(context, TimetableDownloader::class.java)) } override fun onBackPressed() { if (drawerLayout.isDrawerOpen(drawerView)) { drawerLayout.closeDrawer(drawerView) return } if (searchView.isSearchEnabled) { searchView.disableSearch() } else { super.onBackPressed() } } override fun onResume() { super.onResume() adapter.favourites = favourites favouritesList.adapter!!.notifyDataSetChanged() } override fun onDestroy() { super.onDestroy() receiver.removeOnTimetableDownloadListener(context as MessageReceiver.OnTimetableDownloadListener) unregisterReceiver(receiver) } override fun onTimetableDownload(result: String?) { val message: String = when (result) { TimetableDownloader.RESULT_NO_CONNECTIVITY -> getString(R.string.no_connectivity_cant_update) 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) } Snackbar.make(findViewById(R.id.drawer_layout), message, Snackbar.LENGTH_LONG).show() if (result == TimetableDownloader.RESULT_FINISHED) { timetable = Timetable.getTimetable(this, true) getSuggestions(searchView.text) showValidityInDrawer() } } override fun edit(name: String): Boolean { val positionBefore = favourites.indexOf(name) val intent = Intent(this, EditFavouriteActivity::class.java) intent.putExtra(EditFavouriteActivity.EXTRA_FAVOURITE, favourites[name]) intent.putExtra(EditFavouriteActivity.EXTRA_POSITION_BEFORE, positionBefore) startActivityForResult(intent, REQUEST_EDIT_FAVOURITE) return true } override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) { if (requestCode == REQUEST_EDIT_FAVOURITE) { if (resultCode == Activity.RESULT_OK) { val name = data!!.getStringExtra(EditFavouriteActivity.EXTRA_NEW_NAME) val positionBefore = data.getIntExtra(EditFavouriteActivity.EXTRA_POSITION_BEFORE, -1) //adapter.favourites = favourites.favouritesList if (positionBefore == -1) favouritesList.adapter!!.notifyDataSetChanged() else { val positionAfter = favourites.indexOf(name) favouritesList.adapter!!.notifyItemChanged(positionBefore) favouritesList.adapter!!.notifyItemMoved(positionBefore, positionAfter) } adapter[name]?.let { it.unsubscribeFromDepartures(context) it.subscribeForDepartures(this, context) } } } } override fun delete(name: String): Boolean { favourites.delete(name) //adapter.favourites = favourites.favouritesList favouritesList.adapter!!.notifyItemRemoved(favourites.indexOf(name)) return true } @SuppressLint("MissingSuperCall") override fun onSaveInstanceState(outState: Bundle) { //hack below line to be commented to prevent crash on nougat. //super.onSaveInstanceState(outState); } override fun onItemClicked(position: Int) { if (actionMode != null) { toggleSelection(position) } else { val intent = Intent(context, StopActivity::class.java) intent.putExtra(StopActivity.SOURCE_TYPE, StopActivity.SOURCE_TYPE_FAV) intent.putExtra(StopActivity.EXTRA_FAVOURITE, favourites[position]) startActivity(intent) } } override fun onItemLongClicked(position: Int): Boolean { if (actionMode == null) { actionMode = startActionMode(actionModeCallback) } toggleSelection(position) return true } private fun toggleSelection(position: Int) { adapter.toggleSelection(position) val count = adapter.getSelectedItemCount() if (count == 0) { actionMode?.finish() } else { actionMode?.title = getString(R.string.merge_favourites) actionMode?.invalidate() } } private fun clearSelection() { adapter.clearSelection() actionMode?.finish() } private inner class ActionModeCallback : ActionMode.Callback { override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean { menuInflater.inflate(R.menu.menu_favourite_merge, menu) return true } override fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean { return false } override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean { return when (item.itemId) { R.id.action_merge -> { val selectedPositions = adapter.getSelectedItems() val selectedNames = selectedPositions.map { favourites[it]?.name }.filter { it != null }.map { it!! } (1 until selectedNames.size).forEach { selectedNames[it].let { name -> adapter.notifyItemRemoved(adapter.indexOf(name)) adapter[name]?.unsubscribeFromDepartures(context) } } favourites.merge(selectedNames, context) adapter[selectedNames[0]]?.let { it.unsubscribeFromDepartures(context) it.subscribeForDepartures(this@DashActivity, context) } adapter.notifyItemChanged(adapter.indexOf(selectedNames[0])) clearSelection() true } else -> false } } override fun onDestroyActionMode(mode: ActionMode) { (favouritesList.adapter as FavouritesAdapter).clearSelection() actionMode = null } } } |