diff --git a/app/src/main/java/it/reyboz/bustorino/ActivityPrincipal.java b/app/src/main/java/it/reyboz/bustorino/ActivityPrincipal.java index 94ebd3e..03360a4 100644 --- a/app/src/main/java/it/reyboz/bustorino/ActivityPrincipal.java +++ b/app/src/main/java/it/reyboz/bustorino/ActivityPrincipal.java @@ -1,748 +1,748 @@ /* BusTO - Arrival times for Turin public transport. Copyright (C) 2021 Fabio Mazza This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ package it.reyboz.bustorino; import android.Manifest; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.content.pm.PackageManager; import android.content.res.Configuration; import android.net.Uri; import android.os.Build; import android.os.Bundle; import android.util.Log; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.widget.Toast; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import androidx.appcompat.app.ActionBarDrawerToggle; import androidx.appcompat.widget.Toolbar; import androidx.core.view.GravityCompat; import androidx.drawerlayout.widget.DrawerLayout; import androidx.fragment.app.Fragment; import androidx.fragment.app.FragmentManager; import androidx.fragment.app.FragmentTransaction; import androidx.preference.PreferenceManager; import androidx.work.WorkInfo; import androidx.work.WorkManager; import com.google.android.material.navigation.NavigationView; import com.google.android.material.snackbar.Snackbar; import java.util.Arrays; import java.util.HashSet; import java.util.Set; import it.reyboz.bustorino.backend.Stop; import it.reyboz.bustorino.backend.utils; import it.reyboz.bustorino.data.DBUpdateWorker; import it.reyboz.bustorino.data.DatabaseUpdate; import it.reyboz.bustorino.data.PreferencesHolder; import it.reyboz.bustorino.data.gtfs.GtfsDatabase; import it.reyboz.bustorino.fragments.*; import it.reyboz.bustorino.middleware.GeneralActivity; import static it.reyboz.bustorino.backend.utils.getBusStopIDFromUri; import static it.reyboz.bustorino.backend.utils.openIceweasel; public class ActivityPrincipal extends GeneralActivity implements FragmentListenerMain { private DrawerLayout mDrawer; private NavigationView mNavView; private ActionBarDrawerToggle drawerToggle; private final static String DEBUG_TAG="BusTO Act Principal"; private final static String TAG_FAVORITES="favorites_frag"; private Snackbar snackbar; private boolean showingMainFragmentFromOther = false; private boolean onCreateComplete = false; @Override protected void onCreate(@Nullable Bundle savedInstanceState) { super.onCreate(savedInstanceState); Log.d(DEBUG_TAG, "onCreate, savedInstanceState is: "+savedInstanceState); setContentView(R.layout.activity_principal); final SharedPreferences theShPr = getMainSharedPreferences(); boolean showingArrivalsFromIntent = false; //database check GtfsDatabase gtfsDB = GtfsDatabase.Companion.getGtfsDatabase(this); final int db_version = gtfsDB.getOpenHelper().getReadableDatabase().getVersion(); boolean dataUpdateRequested = false; final int old_version = PreferencesHolder.getGtfsDBVersion(theShPr); Log.d(DEBUG_TAG, "GTFS Database: old version is "+old_version+ ", new version is "+db_version); if (old_version < db_version){ //decide update conditions in the future if(old_version < 2 && db_version >= 2) { dataUpdateRequested = true; DatabaseUpdate.requestDBUpdateWithWork(this, true, true); } PreferencesHolder.setGtfsDBVersion(theShPr, db_version); } Toolbar mToolbar = findViewById(R.id.default_toolbar); setSupportActionBar(mToolbar); if (getSupportActionBar()!=null) getSupportActionBar().setDisplayHomeAsUpEnabled(true); else Log.w(DEBUG_TAG, "NO ACTION BAR"); mToolbar.setOnMenuItemClickListener(new ToolbarItemClickListener(this)); mDrawer = findViewById(R.id.drawer_layout); drawerToggle = setupDrawerToggle(mToolbar); // Setup toggle to display hamburger icon with nice animation drawerToggle.setDrawerIndicatorEnabled(true); drawerToggle.syncState(); mDrawer.addDrawerListener(drawerToggle); mDrawer.addDrawerListener(new DrawerLayout.DrawerListener() { @Override public void onDrawerSlide(@NonNull View drawerView, float slideOffset) { } @Override public void onDrawerOpened(@NonNull View drawerView) { hideKeyboard(); } @Override public void onDrawerClosed(@NonNull View drawerView) { } @Override public void onDrawerStateChanged(int newState) { } }); mNavView = findViewById(R.id.nvView); setupDrawerContent(mNavView); /*View header = mNavView.getHeaderView(0); */ //mNavView.getMenu().findItem(R.id.versionFooter). /// LEGACY CODE //---------------------------- START INTENT CHECK QUEUE ------------------------------------ // Intercept calls from URL intent boolean tryedFromIntent = false; String busStopID = null; Uri data = getIntent().getData(); if (data != null) { busStopID = getBusStopIDFromUri(data); Log.d(DEBUG_TAG, "Opening Intent: busStopID: "+busStopID); tryedFromIntent = true; } // Intercept calls from other activities if (!tryedFromIntent) { Bundle b = getIntent().getExtras(); if (b != null) { busStopID = b.getString("bus-stop-ID"); /* * I'm not very sure if you are coming from an Intent. * Some launchers work in strange ways. */ tryedFromIntent = busStopID != null; } } //---------------------------- END INTENT CHECK QUEUE -------------------------------------- if (busStopID == null) { // Show keyboard if can't start from intent // JUST DON'T // showKeyboard(); // You haven't obtained anything... from an intent? if (tryedFromIntent) { // This shows a luser warning Toast.makeText(getApplicationContext(), R.string.insert_bus_stop_number_error, Toast.LENGTH_SHORT).show(); } } else { // If you are here an intent has worked successfully //setBusStopSearchByIDEditText(busStopID); //Log.d(DEBUG_TAG, "Requesting arrivals for stop "+busStopID+" from intent"); requestArrivalsForStopID(busStopID); //this shows the fragment, too showingArrivalsFromIntent = true; } //Try (hopefully) database update if(!dataUpdateRequested) DatabaseUpdate.requestDBUpdateWithWork(this, false, false); /* Watch for database update */ final WorkManager workManager = WorkManager.getInstance(this); workManager.getWorkInfosForUniqueWorkLiveData(DBUpdateWorker.DEBUG_TAG) .observe(this, workInfoList -> { // If there are no matching work info, do nothing if (workInfoList == null || workInfoList.isEmpty()) { return; } Log.d(DEBUG_TAG, "WorkerInfo: "+workInfoList); boolean showProgress = false; for (WorkInfo workInfo : workInfoList) { if (workInfo.getState() == WorkInfo.State.RUNNING) { showProgress = true; break; } } if (showProgress) { createDefaultSnackbar(); } else { if(snackbar!=null) { snackbar.dismiss(); snackbar = null; } } }); // show the main fragment Fragment f = getSupportFragmentManager().findFragmentById(R.id.mainActContentFrame); Log.d(DEBUG_TAG, "OnCreate the fragment is "+f); String vl = PreferenceManager.getDefaultSharedPreferences(this).getString(SettingsFragment.PREF_KEY_STARTUP_SCREEN, ""); //if (vl.length() == 0 || vl.equals("arrivals")) { // showMainFragment(); Log.d(DEBUG_TAG, "The default screen to open is: "+vl); if (showingArrivalsFromIntent){ //do nothing but exclude a case }else if (savedInstanceState==null) { //we are not restarting the activity from nothing if (vl.equals("map")) { requestMapFragment(false); } else if (vl.equals("favorites")) { checkAndShowFavoritesFragment(getSupportFragmentManager(), false); } else if (vl.equals("lines")) { showLinesFragment(getSupportFragmentManager(), false, null); } else { showMainFragment(false); } } onCreateComplete = true; //last but not least, set the good default values manageDefaultValuesForSettings(); } private ActionBarDrawerToggle setupDrawerToggle(Toolbar toolbar) { // NOTE: Make sure you pass in a valid toolbar reference. ActionBarDrawToggle() does not require it // and will not render the hamburger icon without it. return new ActionBarDrawerToggle(this, mDrawer, toolbar, R.string.drawer_open, R.string.drawer_close); } /** * Setup drawer actions * @param navigationView the navigation view on which to set the callbacks */ private void setupDrawerContent(NavigationView navigationView) { navigationView.setNavigationItemSelectedListener( menuItem -> { if (menuItem.getItemId() == R.id.drawer_action_settings) { Log.d("MAINBusTO", "Pressed button preferences"); closeDrawerIfOpen(); startActivity(new Intent(ActivityPrincipal.this, ActivitySettings.class)); return true; } else if(menuItem.getItemId() == R.id.nav_favorites_item){ closeDrawerIfOpen(); //get Fragment checkAndShowFavoritesFragment(getSupportFragmentManager(), true); return true; } else if(menuItem.getItemId() == R.id.nav_arrivals){ closeDrawerIfOpen(); showMainFragment(true); return true; } else if(menuItem.getItemId() == R.id.nav_map_item){ closeDrawerIfOpen(); requestMapFragment(true); return true; } else if (menuItem.getItemId() == R.id.nav_lines_item) { closeDrawerIfOpen(); showLinesFragment(getSupportFragmentManager(), true,null); return true; } else if(menuItem.getItemId() == R.id.drawer_action_info) { closeDrawerIfOpen(); startActivity(new Intent(ActivityPrincipal.this, ActivityAbout.class)); return true; } //selectDrawerItem(menuItem); Log.d(DEBUG_TAG, "pressed item "+menuItem); return true; }); } private void closeDrawerIfOpen(){ if (mDrawer.isDrawerOpen(GravityCompat.START)) mDrawer.closeDrawer(GravityCompat.START); } // `onPostCreate` called when activity start-up is complete after `onStart()` // NOTE 1: Make sure to override the method with only a single `Bundle` argument // Note 2: Make sure you implement the correct `onPostCreate(Bundle savedInstanceState)` method. // There are 2 signatures and only `onPostCreate(Bundle state)` shows the hamburger icon. @Override protected void onPostCreate(Bundle savedInstanceState) { super.onPostCreate(savedInstanceState); // Sync the toggle state after onRestoreInstanceState has occurred. drawerToggle.syncState(); } @Override public void onConfigurationChanged(@NonNull Configuration newConfig) { super.onConfigurationChanged(newConfig); // Pass any configuration change to the drawer toggles drawerToggle.onConfigurationChanged(newConfig); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.principal_menu, menu); MenuItem experimentsMenuItem = menu.findItem(R.id.action_experiments); SharedPreferences shPr = PreferenceManager.getDefaultSharedPreferences(getApplicationContext()); boolean exper_On = shPr.getBoolean(getString(R.string.pref_key_experimental), false); experimentsMenuItem.setVisible(exper_On); return super.onCreateOptionsMenu(menu); } @Override public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) { super.onRequestPermissionsResult(requestCode, permissions, grantResults); if (requestCode==STORAGE_PERMISSION_REQ){ final String storagePerm = Manifest.permission.WRITE_EXTERNAL_STORAGE; if (permissionDoneRunnables.containsKey(storagePerm)) { Runnable toRun = permissionDoneRunnables.get(storagePerm); if (toRun != null) toRun.run(); permissionDoneRunnables.remove(storagePerm); } if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { Log.d(DEBUG_TAG, "Permissions check: " + Arrays.toString(permissions)); if (permissionDoneRunnables.containsKey(storagePerm)) { Runnable toRun = permissionDoneRunnables.get(storagePerm); if (toRun != null) toRun.run(); permissionDoneRunnables.remove(storagePerm); } } else { //permission denied showToastMessage(R.string.permission_storage_maps_msg, false); } } } @Override public boolean onOptionsItemSelected(@NonNull MenuItem item) { int[] cases = {R.id.nav_arrivals, R.id.nav_favorites_item}; Log.d(DEBUG_TAG, "Item pressed"); if (item.getItemId() == android.R.id.home) { mDrawer.openDrawer(GravityCompat.START); return true; } if (drawerToggle.onOptionsItemSelected(item)) { return true; } return super.onOptionsItemSelected(item); } @Override public void onBackPressed() { boolean foundFragment = false; Fragment shownFrag = getSupportFragmentManager().findFragmentById(R.id.mainActContentFrame); if (mDrawer.isDrawerOpen(GravityCompat.START)) mDrawer.closeDrawer(GravityCompat.START); else if(shownFrag != null && shownFrag.isVisible() && shownFrag.getChildFragmentManager().getBackStackEntryCount() > 0){ //if we have been asked to show a stop from another fragment, we should go back even in the main if(shownFrag instanceof MainScreenFragment){ //we have to stop the arrivals reload ((MainScreenFragment) shownFrag).cancelReloadArrivalsIfNeeded(); } shownFrag.getChildFragmentManager().popBackStack(); if(showingMainFragmentFromOther && getSupportFragmentManager().getBackStackEntryCount() > 0){ getSupportFragmentManager().popBackStack(); Log.d(DEBUG_TAG, "Popping main back stack also"); } } else if (getSupportFragmentManager().getBackStackEntryCount() > 0) { getSupportFragmentManager().popBackStack(); Log.d(DEBUG_TAG, "Popping main frame backstack for fragments"); } else super.onBackPressed(); } /** * Create and show the SnackBar with the message */ private void createDefaultSnackbar() { View baseView = null; final Fragment frag = getSupportFragmentManager().findFragmentById(R.id.mainActContentFrame); if (frag instanceof ScreenBaseFragment){ baseView = ((ScreenBaseFragment) frag).getBaseViewForSnackBar(); } if (baseView == null) baseView = findViewById(R.id.mainActContentFrame); if (baseView == null) Log.e(DEBUG_TAG, "baseView null for default snackbar, probably exploding now"); snackbar = Snackbar.make(baseView, R.string.database_update_msg_inapp, Snackbar.LENGTH_INDEFINITE); snackbar.show(); } /** * Show the fragment by adding it to the backstack * @param fraMan the fragmentManager * @param fragment the fragment */ private static void showMainFragment(FragmentManager fraMan, MainScreenFragment fragment, boolean addToBackStack){ FragmentTransaction ft = fraMan.beginTransaction() .replace(R.id.mainActContentFrame, fragment, MainScreenFragment.FRAGMENT_TAG) .setReorderingAllowed(false) /*.setCustomAnimations( R.anim.slide_in, // enter R.anim.fade_out, // exit R.anim.fade_in, // popEnter R.anim.slide_out // popExit )*/ .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); if (addToBackStack) ft.addToBackStack(null); ft.commit(); } /** * Show the fragment by adding it to the backstack * @param fraMan the fragmentManager * @param arguments args for the fragment */ private static void createShowMainFragment(FragmentManager fraMan,@Nullable Bundle arguments, boolean addToBackStack){ FragmentTransaction ft = fraMan.beginTransaction() .replace(R.id.mainActContentFrame, MainScreenFragment.class, arguments, MainScreenFragment.FRAGMENT_TAG) .setReorderingAllowed(false) /*.setCustomAnimations( R.anim.slide_in, // enter R.anim.fade_out, // exit R.anim.fade_in, // popEnter R.anim.slide_out // popExit )*/ .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); if (addToBackStack) ft.addToBackStack(null); ft.commit(); } private void requestMapFragment(final boolean allowReturn){ // starting from Android 11, we don't need to have the STORAGE permission anymore for the map cache if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.R){ //nothing to do Log.d(DEBUG_TAG, "Build codes allow the showing of the map"); createAndShowMapFragment(null, allowReturn); return; } final String permission = Manifest.permission.WRITE_EXTERNAL_STORAGE; int result = askForPermissionIfNeeded(permission, STORAGE_PERMISSION_REQ); Log.d(DEBUG_TAG, "Permission for storage: "+result); switch (result) { case PERMISSION_OK: createAndShowMapFragment(null, allowReturn); break; case PERMISSION_ASKING: permissionDoneRunnables.put(permission, () -> createAndShowMapFragment(null, allowReturn)); break; case PERMISSION_NEG_CANNOT_ASK: String storage_perm = getString(R.string.storage_permission); String text = getString(R.string.too_many_permission_asks, storage_perm); Toast.makeText(getApplicationContext(),text, Toast.LENGTH_LONG).show(); } } private static void checkAndShowFavoritesFragment(FragmentManager fragmentManager, boolean addToBackStack){ FragmentTransaction ft = fragmentManager.beginTransaction(); Fragment fragment = fragmentManager.findFragmentByTag(TAG_FAVORITES); if(fragment!=null){ ft.replace(R.id.mainActContentFrame, fragment, TAG_FAVORITES); }else{ //use new method ft.replace(R.id.mainActContentFrame,FavoritesFragment.class,null,TAG_FAVORITES); } if (addToBackStack) ft.addToBackStack("favorites_main"); ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE) .setReorderingAllowed(false); ft.commit(); } private static void showLinesFragment(@NonNull FragmentManager fragmentManager, boolean addToBackStack, @Nullable Bundle fragArgs){ FragmentTransaction ft = fragmentManager.beginTransaction(); Fragment f = fragmentManager.findFragmentByTag(LinesFragment.FRAGMENT_TAG); if(f!=null){ ft.replace(R.id.mainActContentFrame, f, LinesFragment.FRAGMENT_TAG); }else{ //use new method ft.replace(R.id.mainActContentFrame,LinesFragment.class,fragArgs,LinesFragment.FRAGMENT_TAG); } if (addToBackStack) ft.addToBackStack("lines"); ft.setReorderingAllowed(true) .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE) .commit(); } private void showMainFragment(boolean addToBackStack){ FragmentManager fraMan = getSupportFragmentManager(); Fragment fragment = fraMan.findFragmentByTag(MainScreenFragment.FRAGMENT_TAG); final MainScreenFragment mainScreenFragment; if (fragment==null | !(fragment instanceof MainScreenFragment)){ createShowMainFragment(fraMan, null, addToBackStack); } else if(!fragment.isVisible()){ mainScreenFragment = (MainScreenFragment) fragment; showMainFragment(fraMan, mainScreenFragment, addToBackStack); Log.d(DEBUG_TAG, "Found the main fragment"); } else{ mainScreenFragment = (MainScreenFragment) fragment; } //return mainScreenFragment; } @Nullable private MainScreenFragment getMainFragmentIfVisible(){ FragmentManager fraMan = getSupportFragmentManager(); Fragment fragment = fraMan.findFragmentByTag(MainScreenFragment.FRAGMENT_TAG); if (fragment!= null && fragment.isVisible()) return (MainScreenFragment) fragment; else return null; } @Override public void showFloatingActionButton(boolean yes) { //TODO } /* public void setDrawerSelectedItem(String fragmentTag){ switch (fragmentTag){ case MainScreenFragment.FRAGMENT_TAG: mNavView.setCheckedItem(R.id.nav_arrivals); break; case MapFragment.FRAGMENT_TAG: break; case FavoritesFragment.FRAGMENT_TAG: mNavView.setCheckedItem(R.id.nav_favorites_item); break; } }*/ @Override public void readyGUIfor(FragmentKind fragmentType) { MainScreenFragment mainFragmentIfVisible = getMainFragmentIfVisible(); if (mainFragmentIfVisible!=null){ mainFragmentIfVisible.readyGUIfor(fragmentType); } int titleResId; switch (fragmentType){ case MAP: mNavView.setCheckedItem(R.id.nav_map_item); titleResId = R.string.map; break; case FAVORITES: mNavView.setCheckedItem(R.id.nav_favorites_item); titleResId = R.string.nav_favorites_text; break; case ARRIVALS: titleResId = R.string.nav_arrivals_text; mNavView.setCheckedItem(R.id.nav_arrivals); break; case STOPS: titleResId = R.string.stop_search_view_title; mNavView.setCheckedItem(R.id.nav_arrivals); break; case MAIN_SCREEN_FRAGMENT: case NEARBY_STOPS: case NEARBY_ARRIVALS: titleResId=R.string.app_name_full; mNavView.setCheckedItem(R.id.nav_arrivals); break; case LINES: titleResId=R.string.lines; mNavView.setCheckedItem(R.id.nav_lines_item); break; default: titleResId = 0; } if(getSupportActionBar()!=null && titleResId!=0) getSupportActionBar().setTitle(titleResId); } @Override public void requestArrivalsForStopID(String ID) { //register if the request came from the main fragment or not MainScreenFragment probableFragment = getMainFragmentIfVisible(); showingMainFragmentFromOther = (probableFragment==null); if (showingMainFragmentFromOther){ FragmentManager fraMan = getSupportFragmentManager(); Fragment fragment = fraMan.findFragmentByTag(MainScreenFragment.FRAGMENT_TAG); - Log.d(DEBUG_TAG, "Requested main fragment, not visible. Search by TAG: "+fragment); + Log.d(DEBUG_TAG, "Requested main fragment, not visible. Search by TAG returned: "+fragment); if(fragment!=null){ //the fragment is there but not shown probableFragment = (MainScreenFragment) fragment; // set the flag probableFragment.setSuppressArrivalsReload(true); showMainFragment(fraMan, probableFragment, true); probableFragment.requestArrivalsForStopID(ID); } else { // we have no fragment final Bundle args = new Bundle(); args.putString(MainScreenFragment.PENDING_STOP_SEARCH, ID); //if onCreate is complete, then we are not asking for the first showing fragment boolean addtobackstack = onCreateComplete; createShowMainFragment(fraMan, args ,addtobackstack); } } else { //the MainScreeFragment is shown, nothing to do probableFragment.requestArrivalsForStopID(ID); } mNavView.setCheckedItem(R.id.nav_arrivals); } @Override public void toggleSpinner(boolean state) { MainScreenFragment probableFragment = getMainFragmentIfVisible(); if (probableFragment!=null){ probableFragment.toggleSpinner(state); } } @Override public void enableRefreshLayout(boolean yes) { MainScreenFragment probableFragment = getMainFragmentIfVisible(); if (probableFragment!=null){ probableFragment.enableRefreshLayout(yes); } } @Override public void showMapCenteredOnStop(Stop stop) { createAndShowMapFragment(stop, true); } //Map Fragment stuff void createAndShowMapFragment(@Nullable Stop stop, boolean addToBackStack){ FragmentManager fm = getSupportFragmentManager(); FragmentTransaction ft = fm.beginTransaction(); MapFragment fragment = stop == null? MapFragment.getInstance(): MapFragment.getInstance(stop); ft.replace(R.id.mainActContentFrame, fragment, MapFragment.FRAGMENT_TAG); if (addToBackStack) ft.addToBackStack(null); ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE); ft.commit(); } class ToolbarItemClickListener implements Toolbar.OnMenuItemClickListener{ private final Context activityContext; public ToolbarItemClickListener(Context activityContext) { this.activityContext = activityContext; } @Override public boolean onMenuItemClick(MenuItem item) { switch (item.getItemId()) { case R.id.action_about: startActivity(new Intent(ActivityPrincipal.this, ActivityAbout.class)); return true; case R.id.action_hack: openIceweasel(getString(R.string.hack_url), activityContext); return true; case R.id.action_source: openIceweasel("https://gitpull.it/source/libre-busto/", activityContext); return true; case R.id.action_licence: openIceweasel("https://www.gnu.org/licenses/gpl-3.0.html", activityContext); return true; case R.id.action_experiments: startActivity(new Intent(ActivityPrincipal.this, ActivityExperiments.class)); default: } return false; } } /** * Adjust setting to match the default ones */ private void manageDefaultValuesForSettings(){ SharedPreferences mainSharedPref = PreferenceManager.getDefaultSharedPreferences(this); SharedPreferences.Editor editor = mainSharedPref.edit(); //Main fragment to show String screen = mainSharedPref.getString(SettingsFragment.PREF_KEY_STARTUP_SCREEN, ""); boolean edit = false; if (screen.isEmpty()){ editor.putString(SettingsFragment.PREF_KEY_STARTUP_SCREEN, "arrivals"); edit=true; } //Fetchers final Set setSelected = mainSharedPref.getStringSet(SettingsFragment.KEY_ARRIVALS_FETCHERS_USE, new HashSet<>()); if (setSelected.isEmpty()){ String[] defaultVals = getResources().getStringArray(R.array.arrivals_sources_values_default); editor.putStringSet(SettingsFragment.KEY_ARRIVALS_FETCHERS_USE, utils.convertArrayToSet(defaultVals)); edit=true; } if (edit){ editor.commit(); } } } diff --git a/app/src/main/java/it/reyboz/bustorino/fragments/MainScreenFragment.java b/app/src/main/java/it/reyboz/bustorino/fragments/MainScreenFragment.java index f30fd70..0d7c18d 100644 --- a/app/src/main/java/it/reyboz/bustorino/fragments/MainScreenFragment.java +++ b/app/src/main/java/it/reyboz/bustorino/fragments/MainScreenFragment.java @@ -1,882 +1,885 @@ package it.reyboz.bustorino.fragments; import android.Manifest; import android.content.Context; import android.content.Intent; import android.content.pm.PackageManager; import android.location.Criteria; import android.location.Location; import android.net.Uri; import android.os.Build; import android.os.Bundle; import androidx.activity.result.ActivityResultCallback; import androidx.activity.result.ActivityResultLauncher; import androidx.activity.result.contract.ActivityResultContracts; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import androidx.appcompat.widget.AppCompatImageButton; import androidx.coordinatorlayout.widget.CoordinatorLayout; import androidx.core.app.ActivityCompat; import androidx.fragment.app.Fragment; import androidx.fragment.app.FragmentManager; import androidx.fragment.app.FragmentTransaction; import androidx.swiperefreshlayout.widget.SwipeRefreshLayout; import android.os.Handler; import android.util.Log; import android.view.LayoutInflater; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.view.inputmethod.EditorInfo; import android.view.inputmethod.InputMethodManager; import android.widget.Button; import android.widget.EditText; import android.widget.FrameLayout; import android.widget.ImageButton; import android.widget.ProgressBar; import android.widget.TextView; import android.widget.Toast; import com.google.android.material.floatingactionbutton.FloatingActionButton; import java.util.List; import java.util.Map; import it.reyboz.bustorino.R; import it.reyboz.bustorino.backend.*; import it.reyboz.bustorino.middleware.AppLocationManager; import it.reyboz.bustorino.middleware.AsyncArrivalsSearcher; import it.reyboz.bustorino.middleware.AsyncStopsSearcher; import it.reyboz.bustorino.middleware.BarcodeScanContract; import it.reyboz.bustorino.middleware.BarcodeScanOptions; import it.reyboz.bustorino.middleware.BarcodeScanUtils; import it.reyboz.bustorino.util.LocationCriteria; import it.reyboz.bustorino.util.Permissions; import static it.reyboz.bustorino.backend.utils.getBusStopIDFromUri; import static it.reyboz.bustorino.util.Permissions.LOCATION_PERMISSIONS; /** * A simple {@link Fragment} subclass. * Use the {@link MainScreenFragment#newInstance} factory method to * create an instance of this fragment. */ public class MainScreenFragment extends ScreenBaseFragment implements FragmentListenerMain{ private static final String OPTION_SHOW_LEGEND = "show_legend"; private static final String SAVED_FRAGMENT="saved_fragment"; private static final String DEBUG_TAG = "BusTO - MainFragment"; public static final String PENDING_STOP_SEARCH="PendingStopSearch"; public final static String FRAGMENT_TAG = "MainScreenFragment"; /// UI ELEMENTS // private ImageButton addToFavorites; private FragmentHelper fragmentHelper; private SwipeRefreshLayout swipeRefreshLayout; private EditText busStopSearchByIDEditText; private EditText busStopSearchByNameEditText; private ProgressBar progressBar; private TextView howDoesItWorkTextView; private Button hideHintButton; private MenuItem actionHelpMenuItem; private FloatingActionButton floatingActionButton; private FrameLayout resultFrameLayout; private boolean setupOnStart = true; private boolean suppressArrivalsReload = false; private boolean instanceStateSaved = false; //private Snackbar snackbar; /* * Search mode */ private static final int SEARCH_BY_NAME = 0; private static final int SEARCH_BY_ID = 1; private static final int SEARCH_BY_ROUTE = 2; // TODO: implement this -- https://gitpull.it/T12 private int searchMode; //private ImageButton addToFavorites; //// HIDDEN BUT IMPORTANT ELEMENTS //// FragmentManager fragMan; Handler mainHandler; private final Runnable refreshStop = new Runnable() { public void run() { if(getContext() == null) return; List fetcherList = utils.getDefaultArrivalsFetchers(getContext()); ArrivalsFetcher[] arrivalsFetchers = new ArrivalsFetcher[fetcherList.size()]; arrivalsFetchers = fetcherList.toArray(arrivalsFetchers); if (fragMan.findFragmentById(R.id.resultFrame) instanceof ArrivalsFragment) { ArrivalsFragment fragment = (ArrivalsFragment) fragMan.findFragmentById(R.id.resultFrame); if (fragment == null){ //we create a new fragment, which is WRONG Log.e("BusTO-RefreshStop", "Asking for refresh when there is no fragment"); // AsyncDataDownload(fragmentHelper, arrivalsFetchers,getContext()).execute(); } else{ String stopName = fragment.getStopID(); new AsyncArrivalsSearcher(fragmentHelper, fragment.getCurrentFetchersAsArray(), getContext()).execute(stopName); } } else //we create a new fragment, which is WRONG new AsyncArrivalsSearcher(fragmentHelper, arrivalsFetchers, getContext()).execute(); } }; // private final ActivityResultLauncher barcodeLauncher = registerForActivityResult(new BarcodeScanContract(), result -> { if(result!=null && result.getContents()!=null) { //Toast.makeText(MyActivity.this, "Cancelled", Toast.LENGTH_LONG).show(); Uri uri; try { uri = Uri.parse(result.getContents()); // this apparently prevents NullPointerException. Somehow. } catch (NullPointerException e) { if (getContext()!=null) Toast.makeText(getContext().getApplicationContext(), R.string.no_qrcode, Toast.LENGTH_SHORT).show(); return; } String busStopID = getBusStopIDFromUri(uri); busStopSearchByIDEditText.setText(busStopID); requestArrivalsForStopID(busStopID); } else { //Toast.makeText(MyActivity.this, "Scanned: " + result.getContents(), Toast.LENGTH_LONG).show(); if (getContext()!=null) Toast.makeText(getContext().getApplicationContext(), R.string.no_qrcode, Toast.LENGTH_SHORT).show(); } }); /// LOCATION STUFF /// boolean pendingNearbyStopsRequest = false; boolean locationPermissionGranted, locationPermissionAsked = false; AppLocationManager locationManager; private final ActivityResultLauncher requestPermissionLauncher = registerForActivityResult(new ActivityResultContracts.RequestMultiplePermissions(), new ActivityResultCallback>() { @Override public void onActivityResult(Map result) { if(result==null || result.get(Manifest.permission.ACCESS_COARSE_LOCATION) == null ||result.get(Manifest.permission.ACCESS_FINE_LOCATION) == null) return; if(result.get(Manifest.permission.ACCESS_COARSE_LOCATION) == null || result.get(Manifest.permission.ACCESS_FINE_LOCATION) == null) return; boolean resCoarse = result.get(Manifest.permission.ACCESS_COARSE_LOCATION); boolean resFine = result.get(Manifest.permission.ACCESS_FINE_LOCATION); Log.d(DEBUG_TAG, "Permissions for location are: "+result); if(result.get(Manifest.permission.ACCESS_COARSE_LOCATION) && result.get(Manifest.permission.ACCESS_FINE_LOCATION)){ locationPermissionGranted = true; Log.w(DEBUG_TAG, "Starting position"); if (mListener!= null && getContext()!=null){ if (locationManager==null) locationManager = AppLocationManager.getInstance(getContext()); locationManager.addLocationRequestFor(requester); } // show nearby fragment //showNearbyStopsFragment(); Log.d(DEBUG_TAG, "We have location permission"); if(pendingNearbyStopsRequest){ showNearbyFragmentIfNeeded(cr); pendingNearbyStopsRequest = false; } } if(pendingNearbyStopsRequest) pendingNearbyStopsRequest=false; } }); private final LocationCriteria cr = new LocationCriteria(2000, 10000); //Location private AppLocationManager.LocationRequester requester = new AppLocationManager.LocationRequester() { @Override public void onLocationChanged(Location loc) { } @Override public void onLocationStatusChanged(int status) { if(status == AppLocationManager.LOCATION_GPS_AVAILABLE && !isNearbyFragmentShown() && checkLocationPermission()){ //request Stops //pendingNearbyStopsRequest = false; if (getContext()!= null && !isNearbyFragmentShown()) //mainHandler.post(new NearbyStopsRequester(getContext(), cr)); showNearbyFragmentIfNeeded(cr); } } @Override public long getLastUpdateTimeMillis() { return 50; } @Override public LocationCriteria getLocationCriteria() { return cr; } @Override public void onLocationProviderAvailable() { //Log.w(DEBUG_TAG, "pendingNearbyStopRequest: "+pendingNearbyStopsRequest); if(!isNearbyFragmentShown() && getContext()!=null){ // we should have the location permission if(!checkLocationPermission()) Log.e(DEBUG_TAG, "Asking to show nearbystopfragment when " + "we have no location permission"); pendingNearbyStopsRequest = true; //mainHandler.post(new NearbyStopsRequester(getContext(), cr)); showNearbyFragmentIfNeeded(cr); } } @Override public void onLocationDisabled() { } }; //// ACTIVITY ATTACHED (LISTENER /// private CommonFragmentListener mListener; private String pendingStopID = null; private CoordinatorLayout coordLayout; public MainScreenFragment() { // Required empty public constructor } public static MainScreenFragment newInstance() { return new MainScreenFragment(); } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); if (getArguments() != null) { //do nothing Log.d(DEBUG_TAG, "ARGS ARE NOT NULL: "+getArguments()); if (getArguments().getString(PENDING_STOP_SEARCH)!=null) pendingStopID = getArguments().getString(PENDING_STOP_SEARCH); } } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { // Inflate the layout for this fragment View root = inflater.inflate(R.layout.fragment_main_screen, container, false); addToFavorites = root.findViewById(R.id.addToFavorites); busStopSearchByIDEditText = root.findViewById(R.id.busStopSearchByIDEditText); busStopSearchByNameEditText = root.findViewById(R.id.busStopSearchByNameEditText); progressBar = root.findViewById(R.id.progressBar); howDoesItWorkTextView = root.findViewById(R.id.howDoesItWorkTextView); hideHintButton = root.findViewById(R.id.hideHintButton); swipeRefreshLayout = root.findViewById(R.id.listRefreshLayout); floatingActionButton = root.findViewById(R.id.floatingActionButton); resultFrameLayout = root.findViewById(R.id.resultFrame); busStopSearchByIDEditText.setSelectAllOnFocus(true); busStopSearchByIDEditText .setOnEditorActionListener((v, actionId, event) -> { // IME_ACTION_SEARCH alphabetical option if (actionId == EditorInfo.IME_ACTION_SEARCH) { onSearchClick(v); return true; } return false; }); busStopSearchByNameEditText .setOnEditorActionListener((v, actionId, event) -> { // IME_ACTION_SEARCH alphabetical option if (actionId == EditorInfo.IME_ACTION_SEARCH) { onSearchClick(v); return true; } return false; }); swipeRefreshLayout .setOnRefreshListener(() -> mainHandler.post(refreshStop)); swipeRefreshLayout.setColorSchemeResources(R.color.blue_500, R.color.orange_500); coordLayout = root.findViewById(R.id.coord_layout); floatingActionButton.setOnClickListener((this::onToggleKeyboardLayout)); hideHintButton.setOnClickListener(this::onHideHint); AppCompatImageButton qrButton = root.findViewById(R.id.QRButton); qrButton.setOnClickListener(this::onQRButtonClick); AppCompatImageButton searchButton = root.findViewById(R.id.searchButton); searchButton.setOnClickListener(this::onSearchClick); // Fragment stuff fragMan = getChildFragmentManager(); fragMan.addOnBackStackChangedListener(() -> Log.d("BusTO Main Fragment", "BACK STACK CHANGED")); fragmentHelper = new FragmentHelper(this, getChildFragmentManager(), getContext(), R.id.resultFrame); setSearchModeBusStopID(); cr.setAccuracy(Criteria.ACCURACY_FINE); cr.setAltitudeRequired(false); cr.setBearingRequired(false); cr.setCostAllowed(true); cr.setPowerRequirement(Criteria.NO_REQUIREMENT); locationManager = AppLocationManager.getInstance(getContext()); Log.d(DEBUG_TAG, "OnCreateView, savedInstanceState null: "+(savedInstanceState==null)); return root; } @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); Log.d(DEBUG_TAG, "onViewCreated, SwipeRefreshLayout visible: "+(swipeRefreshLayout.getVisibility()==View.VISIBLE)); Log.d(DEBUG_TAG, "Saved instance state is: "+savedInstanceState); //Restore instance state /*if (savedInstanceState!=null){ Fragment fragment = getChildFragmentManager().getFragment(savedInstanceState, SAVED_FRAGMENT); if (fragment!=null){ getChildFragmentManager().beginTransaction().add(R.id.resultFrame, fragment).commit(); setupOnStart = false; } } */ if (getChildFragmentManager().findFragmentById(R.id.resultFrame)!= null){ swipeRefreshLayout.setVisibility(View.VISIBLE); } instanceStateSaved = false; } @Override public void onSaveInstanceState(@NonNull Bundle outState) { super.onSaveInstanceState(outState); Log.d(DEBUG_TAG, "Saving instance state"); Fragment fragment = getChildFragmentManager().findFragmentById(R.id.resultFrame); if (fragment!=null) - getChildFragmentManager().putFragment(outState, SAVED_FRAGMENT, fragment); + getChildFragmentManager().putFragment(outState, SAVED_FRAGMENT, fragment); if (fragmentHelper!=null) fragmentHelper.setBlockAllActivities(true); instanceStateSaved = true; } public void setSuppressArrivalsReload(boolean value){ suppressArrivalsReload = value; // we have to suppress the reloading of the (possible) ArrivalsFragment /*if(value) { Fragment fragment = getChildFragmentManager().findFragmentById(R.id.resultFrame); if (fragment instanceof ArrivalsFragment) { ArrivalsFragment frag = (ArrivalsFragment) fragment; frag.setReloadOnResume(false); } } */ } /** * Cancel the reload of the arrival times * because we are going to pop the fragment */ public void cancelReloadArrivalsIfNeeded(){ if(getContext()==null) return; //we are not attached //Fragment fr = getChildFragmentManager().findFragmentById(R.id.resultFrame); fragmentHelper.stopLastRequestIfNeeded(true); toggleSpinner(false); } @Override public void onAttach(@NonNull Context context) { super.onAttach(context); Log.d(DEBUG_TAG, "OnAttach called, setupOnAttach: "+ setupOnStart); mainHandler = new Handler(); if (context instanceof CommonFragmentListener) { mListener = (CommonFragmentListener) context; } else { throw new RuntimeException(context + " must implement CommonFragmentListener"); } } @Override public void onDetach() { super.onDetach(); mListener = null; // setupOnAttached = true; } @Override public void onStart() { super.onStart(); Log.d(DEBUG_TAG, "onStart called, setupOnStart: "+setupOnStart); if (setupOnStart) { if (pendingStopID==null){ //We want the nearby bus stops! //mainHandler.post(new NearbyStopsRequester(getContext(), cr)); Log.d(DEBUG_TAG, "Showing nearby stops"); if(!checkLocationPermission()){ requestLocationPermission(); pendingNearbyStopsRequest = true; } else { showNearbyFragmentIfNeeded(cr); } } else{ ///TODO: if there is a stop displayed, we need to hold the update } setupOnStart = false; } } @Override public void onResume() { final Context con = getContext(); Log.w(DEBUG_TAG, "OnResume called, setupOnStart: "+ setupOnStart); if (con != null) { if(locationManager==null) locationManager = AppLocationManager.getInstance(con); if(Permissions.locationPermissionGranted(con)){ Log.d(DEBUG_TAG, "Location permission OK"); if(!locationManager.isRequesterRegistered(requester)) locationManager.addLocationRequestFor(requester); } //don't request permission } else { Log.w(DEBUG_TAG, "Context is null at onResume"); } super.onResume(); // if we have a pending stopID request, do it Log.d(DEBUG_TAG, "Pending stop ID for arrivals: "+pendingStopID); //this is the second time we are attaching this fragment Log.d(DEBUG_TAG, "Waiting for new stop request: "+ suppressArrivalsReload); if (suppressArrivalsReload){ // we have to suppress the reloading of the (possible) ArrivalsFragment Fragment fragment = getChildFragmentManager().findFragmentById(R.id.resultFrame); if (fragment instanceof ArrivalsFragment){ ArrivalsFragment frag = (ArrivalsFragment) fragment; frag.setReloadOnResume(false); } + //deactivate suppressArrivalsReload = false; } if(pendingStopID!=null){ - Log.d(DEBUG_TAG, "Re-requesting arrivals for pending stop "+pendingStopID); + Log.d(DEBUG_TAG, "Pending request for arrivals at stop ID: "+pendingStopID); requestArrivalsForStopID(pendingStopID); pendingStopID = null; } mListener.readyGUIfor(FragmentKind.MAIN_SCREEN_FRAGMENT); fragmentHelper.setBlockAllActivities(false); } @Override public void onPause() { //mainHandler = null; locationManager.removeLocationRequestFor(requester); super.onPause(); fragmentHelper.setBlockAllActivities(true); fragmentHelper.stopLastRequestIfNeeded(true); } /* GUI METHODS */ /** * QR scan button clicked * * @param v View QRButton clicked */ public void onQRButtonClick(View v) { BarcodeScanOptions scanOptions = new BarcodeScanOptions(); Intent intent = scanOptions.createScanIntent(); if(!BarcodeScanUtils.checkTargetPackageExists(getContext(), intent)){ BarcodeScanUtils.showDownloadDialog(null, this); }else { barcodeLauncher.launch(scanOptions); } } public void onHideHint(View v) { hideHints(); setOption(OPTION_SHOW_LEGEND, false); } /** * OK this is pure shit * * @param v View clicked */ public void onSearchClick(View v) { final StopsFinderByName[] stopsFinderByNames = new StopsFinderByName[]{new GTTStopsFetcher(), new FiveTStopsFetcher()}; if (searchMode == SEARCH_BY_ID) { String busStopID = busStopSearchByIDEditText.getText().toString(); fragmentHelper.stopLastRequestIfNeeded(true); requestArrivalsForStopID(busStopID); } else { // searchMode == SEARCH_BY_NAME String query = busStopSearchByNameEditText.getText().toString(); query = query.trim(); if(getContext()!=null) { if (query.length() < 1) { Toast.makeText(getContext(), R.string.insert_bus_stop_name_error, Toast.LENGTH_SHORT).show(); } else if(query.length()< 2){ Toast.makeText(getContext(), R.string.query_too_short, Toast.LENGTH_SHORT).show(); } else { fragmentHelper.stopLastRequestIfNeeded(true); new AsyncStopsSearcher(fragmentHelper, stopsFinderByNames).execute(query); } } } } public void onToggleKeyboardLayout(View v) { if (searchMode == SEARCH_BY_NAME) { setSearchModeBusStopID(); if (busStopSearchByIDEditText.requestFocus()) { showKeyboard(); } } else { // searchMode == SEARCH_BY_ID setSearchModeBusStopName(); if (busStopSearchByNameEditText.requestFocus()) { showKeyboard(); } } } @Override public void enableRefreshLayout(boolean yes) { swipeRefreshLayout.setEnabled(yes); } ////////////////////////////////////// GUI HELPERS ///////////////////////////////////////////// public void showKeyboard() { if(getActivity() == null) return; InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE); View view = searchMode == SEARCH_BY_ID ? busStopSearchByIDEditText : busStopSearchByNameEditText; imm.showSoftInput(view, InputMethodManager.SHOW_IMPLICIT); } private void setSearchModeBusStopID() { searchMode = SEARCH_BY_ID; busStopSearchByNameEditText.setVisibility(View.GONE); busStopSearchByNameEditText.setText(""); busStopSearchByIDEditText.setVisibility(View.VISIBLE); floatingActionButton.setImageResource(R.drawable.alphabetical); } private void setSearchModeBusStopName() { searchMode = SEARCH_BY_NAME; busStopSearchByIDEditText.setVisibility(View.GONE); busStopSearchByIDEditText.setText(""); busStopSearchByNameEditText.setVisibility(View.VISIBLE); floatingActionButton.setImageResource(R.drawable.numeric); } protected boolean isNearbyFragmentShown(){ Fragment fragment = getChildFragmentManager().findFragmentByTag(NearbyStopsFragment.FRAGMENT_TAG); return (fragment!= null && fragment.isVisible()); } /** * Having that cursor at the left of the edit text makes me cancer. * * @param busStopID bus stop ID */ private void setBusStopSearchByIDEditText(String busStopID) { busStopSearchByIDEditText.setText(busStopID); busStopSearchByIDEditText.setSelection(busStopID.length()); } private void showHints() { howDoesItWorkTextView.setVisibility(View.VISIBLE); hideHintButton.setVisibility(View.VISIBLE); //actionHelpMenuItem.setVisible(false); } private void hideHints() { howDoesItWorkTextView.setVisibility(View.GONE); hideHintButton.setVisibility(View.GONE); //actionHelpMenuItem.setVisible(true); } @Nullable @org.jetbrains.annotations.Nullable @Override public View getBaseViewForSnackBar() { return coordLayout; } @Override public void toggleSpinner(boolean enable) { if (enable) { //already set by the RefreshListener when needed //swipeRefreshLayout.setRefreshing(true); progressBar.setVisibility(View.VISIBLE); } else { swipeRefreshLayout.setRefreshing(false); progressBar.setVisibility(View.GONE); } } private void prepareGUIForBusLines() { swipeRefreshLayout.setEnabled(true); swipeRefreshLayout.setVisibility(View.VISIBLE); //actionHelpMenuItem.setVisible(true); } private void prepareGUIForBusStops() { swipeRefreshLayout.setEnabled(false); swipeRefreshLayout.setVisibility(View.VISIBLE); //actionHelpMenuItem.setVisible(false); } private void actuallyShowNearbyStopsFragment(){ swipeRefreshLayout.setVisibility(View.VISIBLE); final Fragment existingFrag = fragMan.findFragmentById(R.id.resultFrame); // fragment; if (!(existingFrag instanceof NearbyStopsFragment)){ Log.d(DEBUG_TAG, "actually showing Nearby Stops Fragment"); //there is no fragment showing final NearbyStopsFragment fragment = NearbyStopsFragment.newInstance(NearbyStopsFragment.TYPE_STOPS); FragmentTransaction ft = fragMan.beginTransaction(); ft.replace(R.id.resultFrame, fragment, NearbyStopsFragment.FRAGMENT_TAG); if (getActivity()!=null && !getActivity().isFinishing() &&!instanceStateSaved) ft.commit(); else Log.e(DEBUG_TAG, "Not showing nearby fragment because we saved instanceState"); } } @Override public void showFloatingActionButton(boolean yes) { mListener.showFloatingActionButton(yes); } /** * This provides a temporary fix to make the transition * to a single asynctask go smoother * * @param fragmentType the type of fragment created */ @Override public void readyGUIfor(FragmentKind fragmentType) { //if we are getting results, already, stop waiting for nearbyStops if (fragmentType == FragmentKind.ARRIVALS || fragmentType == FragmentKind.STOPS) { hideKeyboard(); if (pendingNearbyStopsRequest) { locationManager.removeLocationRequestFor(requester); pendingNearbyStopsRequest = false; } } if (fragmentType == null) Log.e("ActivityMain", "Problem with fragmentType"); else switch (fragmentType) { case ARRIVALS: prepareGUIForBusLines(); if (getOption(OPTION_SHOW_LEGEND, true)) { showHints(); } break; case STOPS: prepareGUIForBusStops(); break; default: Log.d(DEBUG_TAG, "Fragment type is unknown"); return; } // Shows hints } @Override public void showMapCenteredOnStop(Stop stop) { if(mListener!=null) mListener.showMapCenteredOnStop(stop); } /** * Main method for stops requests * @param ID the Stop ID */ @Override public void requestArrivalsForStopID(String ID) { if (!isResumed()){ //defer request pendingStopID = ID; Log.d(DEBUG_TAG, "Deferring update for stop "+ID+ " saved: "+pendingStopID); return; } final boolean delayedRequest = !(pendingStopID==null); final FragmentManager framan = getChildFragmentManager(); if (getContext()==null){ Log.e(DEBUG_TAG, "Asked for arrivals with null context"); return; } ArrivalsFetcher[] fetchers = utils.getDefaultArrivalsFetchers(getContext()).toArray(new ArrivalsFetcher[0]); if (ID == null || ID.length() <= 0) { // we're still in UI thread, no need to mess with Progress showToastMessage(R.string.insert_bus_stop_number_error, true); toggleSpinner(false); } else if (framan.findFragmentById(R.id.resultFrame) instanceof ArrivalsFragment) { ArrivalsFragment fragment = (ArrivalsFragment) framan.findFragmentById(R.id.resultFrame); if (fragment != null && fragment.getStopID() != null && fragment.getStopID().equals(ID)){ // Run with previous fetchers //fragment.getCurrentFetchers().toArray() new AsyncArrivalsSearcher(fragmentHelper,fragment.getCurrentFetchersAsArray(), getContext()).execute(ID); } else{ new AsyncArrivalsSearcher(fragmentHelper, fetchers, getContext()).execute(ID); } } else { + Log.d(DEBUG_TAG, "This is probably the first arrivals search, preparing GUI"); + prepareGUIForBusLines(); new AsyncArrivalsSearcher(fragmentHelper,fetchers, getContext()).execute(ID); Log.d(DEBUG_TAG, "Started search for arrivals of stop " + ID); } } private boolean checkLocationPermission(){ final Context context = getContext(); if(context==null) return false; final boolean isOldVersion = Build.VERSION.SDK_INT < Build.VERSION_CODES.M; final boolean noPermission = ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(context, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED; return isOldVersion || !noPermission; } private void requestLocationPermission(){ requestPermissionLauncher.launch(LOCATION_PERMISSIONS); } private void showNearbyFragmentIfNeeded(Criteria cr){ if(isNearbyFragmentShown()) { //nothing to do Log.w(DEBUG_TAG, "launched nearby fragment request but we already are showing"); return; } if(getContext()==null){ Log.e(DEBUG_TAG, "Wanting to show nearby fragment but context is null"); return; } AppLocationManager appLocationManager = AppLocationManager.getInstance(getContext()); final boolean haveProviders = appLocationManager.anyLocationProviderMatchesCriteria(cr); if (haveProviders && fragmentHelper.getLastSuccessfullySearchedBusStop() == null && !fragMan.isDestroyed()) { //Go ahead with the request Log.d("mainActivity", "Recreating stop fragment"); actuallyShowNearbyStopsFragment(); pendingNearbyStopsRequest = false; } else if(!haveProviders){ Log.e(DEBUG_TAG, "NO PROVIDERS FOR POSITION"); } } /////////// LOCATION METHODS ////////// /* private void startStopRequest(String provider) { Log.d(DEBUG_TAG, "Provider " + provider + " got enabled"); if (locmgr != null && mainHandler != null && pendingNearbyStopsRequest && locmgr.getProvider(provider).meetsCriteria(cr)) { } } */ /* * Run location requests separately and asynchronously class NearbyStopsRequester implements Runnable { Context appContext; Criteria cr; public NearbyStopsRequester(Context appContext, Criteria criteria) { this.appContext = appContext.getApplicationContext(); this.cr = criteria; } @Override public void run() { if(isNearbyFragmentShown()) { //nothing to do Log.w(DEBUG_TAG, "launched nearby fragment request but we already are showing"); return; } final boolean isOldVersion = Build.VERSION.SDK_INT < Build.VERSION_CODES.M; final boolean noPermission = ActivityCompat.checkSelfPermission(appContext, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(appContext, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED; //if we don't have the permission, we have to ask for it, if we haven't // asked too many times before if (noPermission) { if (!isOldVersion) { pendingNearbyStopsRequest = true; //Permissions.assertLocationPermissions(appContext,getActivity()); requestPermissionLauncher.launch(LOCATION_PERMISSIONS); Log.w(DEBUG_TAG, "Cannot get position: Asking permission, noPositionFromSys: " + noPermission); return; } else { Toast.makeText(appContext, "Asked for permission position too many times", Toast.LENGTH_LONG).show(); } } else setOption(LOCATION_PERMISSION_GIVEN, true); AppLocationManager appLocationManager = AppLocationManager.getInstance(appContext); final boolean haveProviders = appLocationManager.anyLocationProviderMatchesCriteria(cr); if (haveProviders && fragmentHelper.getLastSuccessfullySearchedBusStop() == null && !fragMan.isDestroyed()) { //Go ahead with the request Log.d("mainActivity", "Recreating stop fragment"); showNearbyStopsFragment(); pendingNearbyStopsRequest = false; } else if(!haveProviders){ Log.e(DEBUG_TAG, "NO PROVIDERS FOR POSITION"); } } } */ } \ No newline at end of file