diff --git a/src/it/reyboz/bustorino/backend/utils.java b/src/it/reyboz/bustorino/backend/utils.java index 9283f44..b11a2da 100644 --- a/src/it/reyboz/bustorino/backend/utils.java +++ b/src/it/reyboz/bustorino/backend/utils.java @@ -1,342 +1,341 @@ /* BusTO (backend components) Copyright (C) 2019 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.backend; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.net.Uri; import android.util.Log; import android.util.TypedValue; import android.view.View; import androidx.annotation.Nullable; import androidx.preference.PreferenceManager; import java.io.PrintWriter; import java.io.StringWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.HashSet; import java.util.List; import java.util.Locale; import java.util.Set; import java.util.regex.Matcher; import java.util.regex.Pattern; import it.reyboz.bustorino.backend.mato.MatoAPIFetcher; import it.reyboz.bustorino.fragments.SettingsFragment; public abstract class utils { private static final double EarthRadius = 6371e3; public static Double measuredistanceBetween(double lat1,double long1,double lat2,double long2){ final double phi1 = Math.toRadians(lat1); final double phi2 = Math.toRadians(lat2); final double deltaPhi = Math.toRadians(lat2-lat1); final double deltaTheta = Math.toRadians(long2-long1); final double a = Math.sin(deltaPhi/2)*Math.sin(deltaPhi/2)+ Math.cos(phi1)*Math.cos(phi2)*Math.sin(deltaTheta/2)*Math.sin(deltaTheta/2); final double c = 2*Math.atan2(Math.sqrt(a),Math.sqrt(1-a)); return Math.abs(EarthRadius*c); } public static Double angleRawDifferenceFromMeters(double distanceInMeters){ return Math.toDegrees(distanceInMeters/EarthRadius); } /* public static int convertDipToPixels(Context con,float dips) { return (int) (dips * con.getResources().getDisplayMetrics().density + 0.5f); } */ public static float convertDipToPixels(Context con, float dp){ return TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp,con.getResources().getDisplayMetrics()); } /* public static int calculateNumColumnsFromSize(View containerView, int pixelsize){ int width = containerView.getWidth(); float ncols = ((float)width)/pixelsize; return (int) Math.floor(ncols); } */ /** * Check if there is an internet connection * @param con context object to get the system service * @return true if we are */ public static boolean isConnected(Context con) { ConnectivityManager connMgr = (ConnectivityManager) con.getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo networkInfo = connMgr.getActiveNetworkInfo(); return networkInfo != null && networkInfo.isConnected(); } ///////////////////// INTENT HELPER //////////////////////////////////////////////////////////// /** * Try to extract the bus stop ID from a URi * * @param uri The URL * @return bus stop ID or null */ public static String getBusStopIDFromUri(Uri uri) { String busStopID; // everithing catches fire when passing null to a switch. String host = uri.getHost(); if (host == null) { Log.e("ActivityMain", "Not an URL: " + uri); return null; } switch (host) { case "m.gtt.to.it": // http://m.gtt.to.it/m/it/arrivi.jsp?n=1254 busStopID = uri.getQueryParameter("n"); if (busStopID == null) { Log.e("ActivityMain", "Expected ?n from: " + uri); } break; case "www.gtt.to.it": case "gtt.to.it": // http://www.gtt.to.it/cms/percorari/arrivi?palina=1254 busStopID = uri.getQueryParameter("palina"); if (busStopID == null) { Log.e("ActivityMain", "Expected ?palina from: " + uri); } break; default: Log.e("ActivityMain", "Unexpected intent URL: " + uri); busStopID = null; } return busStopID; } final static Pattern ROMAN_PATTERN = Pattern.compile( "^M{0,4}(CM|CD|D?C{0,3})(XC|XL|L?X{0,3})(IX|IV|V?I{0,3})$"); private static boolean isRomanNumber(String str){ if(str.isEmpty()) return false; final Matcher matcher = ROMAN_PATTERN.matcher(str); return matcher.find(); } public static String toTitleCase(String givenString, boolean lowercaseRest) { String[] arr = givenString.trim().split(" "); StringBuilder sb = new StringBuilder(); //Log.d("BusTO chars", "String parsing: "+givenString+" in array: "+ Arrays.toString(arr)); for (String s : arr) { if (s.length() > 0) { String[] allsubs = s.split("\\."); boolean addPoint = s.contains("."); /*if (s.contains(".lli")|| s.contains(".LLI")) //Fratelli { DOESN'T ALWAYS WORK addPoint = false; allsubs = new String[]{s}; }*/ boolean first = true; for (String subs : allsubs) { if(first) first=false; else { if (addPoint) sb.append("."); sb.append(" "); } if(isRomanNumber(subs)){ //add and skip the rest sb.append(subs); continue; } //SPLIT ON ', check if contains "D'" if(subs.toLowerCase(Locale.ROOT).startsWith("d'")){ sb.append("D'"); subs = subs.substring(2); } int index = 0; char c = subs.charAt(index); if(subs.length() > 1 && c=='('){ sb.append(c); index += 1; c = subs.charAt(index); } sb.append(Character.toUpperCase(c)); if (lowercaseRest) sb.append(subs.substring(index+1).toLowerCase(Locale.ROOT)); else sb.append(subs.substring(index+1)); } if(addPoint && allsubs.length == 1) sb.append('.'); sb.append(" "); /*sb.append(Character.toUpperCase(arr[i].charAt(0))); if (lowercaseRest) sb.append(arr[i].substring(1).toLowerCase(Locale.ROOT)); else sb.append(arr[i].substring(1)); sb.append(" "); */ } else sb.append(s); } return sb.toString().trim(); } /** * Open an URL in the default browser. * * @param url URL */ public static void openIceweasel(String url, Context context) { Intent browserIntent1 = new Intent(Intent.ACTION_VIEW, Uri.parse(url)); if (browserIntent1.resolveActivity(context.getPackageManager()) != null) { //check we have an activity ready to receive intents (otherwise, there will be a crash) context.startActivity(browserIntent1); } else{ Log.e("BusTO","openIceweasel can't find a browser"); } } /** * Get the default list of fetchers for arrival times * @return array of ArrivalsFetchers to use */ public static ArrivalsFetcher[] getDefaultArrivalsFetchers(){ return new ArrivalsFetcher[]{ new MatoAPIFetcher(), new GTTJSONFetcher(), new FiveTScraperFetcher()}; } /** * Get the default list of fetchers for arrival times * @return array of ArrivalsFetchers to use */ public static List getDefaultArrivalsFetchers(Context context){ SharedPreferences defSharPref = PreferenceManager.getDefaultSharedPreferences(context); - final Set setSelected = new HashSet<>(); - setSelected.addAll(defSharPref.getStringSet(SettingsFragment.KEY_ARRIVALS_FETCHERS_USE, + final Set setSelected = new HashSet<>(defSharPref.getStringSet(SettingsFragment.KEY_ARRIVALS_FETCHERS_USE, new HashSet<>())); if (setSelected.isEmpty()) { return Arrays.asList(new MatoAPIFetcher(), new GTTJSONFetcher(), new FiveTScraperFetcher()); }else{ ArrayList outFetchers = new ArrayList<>(4); /*for(String s: setSelected){ switch (s){ case "matofetcher": outFetchers.add(new MatoAPIFetcher()); break; case "fivetapifetcher": outFetchers.add(new FiveTAPIFetcher()); break; case "gttjsonfetcher": outFetchers.add(new GTTJSONFetcher()); break; case "fivetscraper": outFetchers.add(new FiveTScraperFetcher()); break; default: throw new IllegalArgumentException(); } }*/ if (setSelected.contains("matofetcher")) { outFetchers.add(new MatoAPIFetcher()); setSelected.remove("matofetcher"); } if (setSelected.contains("fivetapifetcher")) { outFetchers.add(new FiveTAPIFetcher()); setSelected.remove("fivetapifetcher"); } if (setSelected.contains("gttjsonfetcher")){ outFetchers.add(new GTTJSONFetcher()); setSelected.remove("gttjsonfetcher"); } if (setSelected.contains("fivetscraper")) { outFetchers.add(new FiveTScraperFetcher()); setSelected.remove("fivetscraper"); } if(!setSelected.isEmpty()){ - Log.e("BusTO-Utils","Getting some fetchers values which are not contemplated"); + Log.e("BusTO-Utils","Getting some fetchers values which are not contemplated: "+setSelected); } return outFetchers; } } /** * Print the first i lines of the the trace of an exception * https://stackoverflow.com/questions/21706722/fetch-only-first-n-lines-of-a-stack-trace */ /* public static String traceCaller(Exception ex, int i) { StringWriter sw = new StringWriter(); PrintWriter pw = new PrintWriter(sw); StringBuilder sb = new StringBuilder(); ex.printStackTrace(pw); String ss = sw.toString(); String[] splitted = ss.split("\n"); sb.append("\n"); if(splitted.length > 2 + i) { for(int x = 2; x < i+2; x++) { sb.append(splitted[x].trim()); sb.append("\n"); } return sb.toString(); } return "Trace too Short."; } */ public static String joinList(@Nullable List dat, String separator){ StringBuilder sb = new StringBuilder(); if(dat==null || dat.size()==0) return ""; else if(dat.size()==1) return dat.get(0); sb.append(dat.get(0)); for (int i=1; i Set convertArrayToSet(T[] array) { // Create an empty Set Set set = new HashSet<>(); // Add each element into the set set.addAll(Arrays.asList(array)); // Return the converted Set return set; } public static String giveClassesForArray(T[] array){ StringBuilder sb = new StringBuilder(); for (T f: array){ sb.append(""); sb.append(f.getClass().getSimpleName()); sb.append("; "); } return sb.toString(); } } diff --git a/src/it/reyboz/bustorino/fragments/ArrivalsFragment.java b/src/it/reyboz/bustorino/fragments/ArrivalsFragment.java index 86b83ed..30126cc 100644 --- a/src/it/reyboz/bustorino/fragments/ArrivalsFragment.java +++ b/src/it/reyboz/bustorino/fragments/ArrivalsFragment.java @@ -1,532 +1,550 @@ /* BusTO - Fragments components Copyright (C) 2018 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.fragments; import android.content.Context; import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import androidx.annotation.Nullable; import androidx.annotation.NonNull; import androidx.loader.app.LoaderManager; import androidx.loader.content.CursorLoader; import androidx.loader.content.Loader; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageButton; import android.widget.ListAdapter; import android.widget.ListView; import android.widget.TextView; import android.widget.Toast; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.List; import it.reyboz.bustorino.R; import it.reyboz.bustorino.adapters.PalinaAdapter; import it.reyboz.bustorino.backend.ArrivalsFetcher; import it.reyboz.bustorino.backend.DBStatusManager; import it.reyboz.bustorino.backend.Fetcher; import it.reyboz.bustorino.backend.FiveTAPIFetcher; import it.reyboz.bustorino.backend.FiveTNormalizer; import it.reyboz.bustorino.backend.FiveTScraperFetcher; import it.reyboz.bustorino.backend.GTTJSONFetcher; import it.reyboz.bustorino.backend.Palina; import it.reyboz.bustorino.backend.Passaggio; import it.reyboz.bustorino.backend.Route; import it.reyboz.bustorino.backend.Stop; import it.reyboz.bustorino.backend.utils; import it.reyboz.bustorino.data.AppDataProvider; import it.reyboz.bustorino.data.NextGenDB; import it.reyboz.bustorino.data.UserDB; import it.reyboz.bustorino.middleware.AsyncStopFavoriteAction; public class ArrivalsFragment extends ResultListFragment implements LoaderManager.LoaderCallbacks { private final static String KEY_STOP_ID = "stopid"; private final static String KEY_STOP_NAME = "stopname"; private final static String DEBUG_TAG_ALL = "BUSTOArrivalsFragment"; private String DEBUG_TAG = DEBUG_TAG_ALL; private final static int loaderFavId = 2; private final static int loaderStopId = 1; static final String STOP_TITLE = "messageExtra"; private @Nullable String stopID,stopName; private DBStatusManager prefs; private DBStatusManager.OnDBUpdateStatusChangeListener listener; private boolean justCreated = false; private Palina lastUpdatedPalina = null; private boolean needUpdateOnAttach = false; private boolean fetchersChangeRequestPending = false; private boolean stopIsInFavorites = false; //Views protected ImageButton addToFavorites; protected TextView timesSourceTextView; private List fetchers = null; //new ArrayList<>(Arrays.asList(utils.getDefaultArrivalsFetchers())); private boolean reloadOnResume = true; public static ArrivalsFragment newInstance(String stopID){ return newInstance(stopID, null); } public static ArrivalsFragment newInstance(@NonNull String stopID, @Nullable String stopName){ ArrivalsFragment fragment = new ArrivalsFragment(); Bundle args = new Bundle(); args.putString(KEY_STOP_ID,stopID); //parameter for ResultListFragmentrequestArrivalsForStopID args.putSerializable(LIST_TYPE,FragmentKind.ARRIVALS); if (stopName != null){ args.putString(KEY_STOP_NAME,stopName); } fragment.setArguments(args); return fragment; } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); stopID = getArguments().getString(KEY_STOP_ID); DEBUG_TAG = DEBUG_TAG_ALL+" "+stopID; //this might really be null stopName = getArguments().getString(KEY_STOP_NAME); final ArrivalsFragment arrivalsFragment = this; listener = new DBStatusManager.OnDBUpdateStatusChangeListener() { @Override public void onDBStatusChanged(boolean updating) { if(!updating){ getLoaderManager().restartLoader(loaderFavId,getArguments(),arrivalsFragment); } else { final LoaderManager lm = getLoaderManager(); lm.destroyLoader(loaderFavId); lm.destroyLoader(loaderStopId); } } @Override public boolean defaultStatusValue() { return true; } }; prefs = new DBStatusManager(getContext().getApplicationContext(),listener); justCreated = true; } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View root = inflater.inflate(R.layout.fragment_arrivals, container, false); messageTextView = root.findViewById(R.id.messageTextView); addToFavorites = root.findViewById(R.id.addToFavorites); resultsListView = root.findViewById(R.id.resultsListView); timesSourceTextView = root.findViewById(R.id.timesSourceTextView); timesSourceTextView.setOnLongClickListener(view -> { if(!fetchersChangeRequestPending){ rotateFetchers(); //Show we are changing provider timesSourceTextView.setText(R.string.arrival_source_changing); mListener.requestArrivalsForStopID(stopID); fetchersChangeRequestPending = true; return true; } return false; }); timesSourceTextView.setOnClickListener(view -> { Toast.makeText(getContext(), R.string.change_arrivals_source_message, Toast.LENGTH_SHORT) .show(); }); //Button addToFavorites.setClickable(true); addToFavorites.setOnClickListener(v -> { // add/remove the stop in the favorites toggleLastStopToFavorites(); }); resultsListView.setOnItemClickListener((parent, view, position, id) -> { String routeName; Route r = (Route) parent.getItemAtPosition(position); routeName = FiveTNormalizer.routeInternalToDisplay(r.getNameForDisplay()); if (routeName == null) { routeName = r.getNameForDisplay(); } if (r.destinazione == null || r.destinazione.length() == 0) { Toast.makeText(getContext(), getString(R.string.route_towards_unknown, routeName), Toast.LENGTH_SHORT).show(); } else { Toast.makeText(getContext(), getString(R.string.route_towards_destination, routeName, r.destinazione), Toast.LENGTH_SHORT).show(); } }); String displayName = getArguments().getString(STOP_TITLE); if(displayName!=null) setTextViewMessage(String.format( getString(R.string.passages), displayName)); String probablemessage = getArguments().getString(MESSAGE_TEXT_VIEW); if (probablemessage != null) { //Log.d("BusTO fragment " + this.getTag(), "We have a possible message here in the savedInstaceState: " + probablemessage); messageTextView.setText(probablemessage); messageTextView.setVisibility(View.VISIBLE); } return root; } @Override public void onResume() { super.onResume(); LoaderManager loaderManager = getLoaderManager(); Log.d(DEBUG_TAG, "OnResume, justCreated "+justCreated); /*if(needUpdateOnAttach){ updateFragmentData(null); needUpdateOnAttach=false; }*/ if(stopID!=null){ //refresh the arrivals if(!justCreated){ + fetchers = utils.getDefaultArrivalsFetchers(getContext()); + adjustFetchersToSource(); + if (reloadOnResume) mListener.requestArrivalsForStopID(stopID); } else justCreated = false; //start the loader if(prefs.isDBUpdating(true)){ prefs.registerListener(); } else { Log.d(DEBUG_TAG, "Restarting loader for stop"); loaderManager.restartLoader(loaderFavId, getArguments(), this); } updateMessage(); } } @Override public void onStart() { super.onStart(); if (needUpdateOnAttach){ updateFragmentData(null); needUpdateOnAttach = false; } } @Override public void onPause() { if(listener!=null) prefs.unregisterListener(); super.onPause(); LoaderManager loaderManager = getLoaderManager(); Log.d(DEBUG_TAG, "onPause, have running loaders: "+loaderManager.hasRunningLoaders()); loaderManager.destroyLoader(loaderFavId); } @Override public void onAttach(@NonNull Context context) { super.onAttach(context); //get fetchers fetchers = utils.getDefaultArrivalsFetchers(context); } @Nullable public String getStopID() { return stopID; } public boolean reloadsOnResume() { return reloadOnResume; } public void setReloadOnResume(boolean reloadOnResume) { this.reloadOnResume = reloadOnResume; } /** * Give the fetchers * @return the list of the fetchers */ public ArrayList getCurrentFetchers(){ return new ArrayList<>(this.fetchers); } public ArrivalsFetcher[] getCurrentFetchersAsArray(){ ArrivalsFetcher[] arr = new ArrivalsFetcher[fetchers.size()]; fetchers.toArray(arr); return arr; } private void rotateFetchers(){ Log.d(DEBUG_TAG, "Rotating fetchers, before: "+fetchers); Collections.rotate(fetchers, -1); Log.d(DEBUG_TAG, "Rotating fetchers, afterwards: "+fetchers); } /** * Update the UI with the new data * @param p the full Palina */ public void updateFragmentData(@Nullable Palina p){ if (p!=null) lastUpdatedPalina = p; if (!isAdded()){ //defer update at next show if (p==null) Log.w(DEBUG_TAG, "Asked to update the data, but we're not attached and the data is null"); else needUpdateOnAttach = true; } else { final PalinaAdapter adapter = new PalinaAdapter(getContext(), lastUpdatedPalina); showArrivalsSources(lastUpdatedPalina); super.resetListAdapter(adapter); } } /** * Set the message of the arrival times source * @param p Palina with the arrival times */ protected void showArrivalsSources(Palina p){ final Passaggio.Source source = p.getPassaggiSourceIfAny(); if (source == null){ Log.e(DEBUG_TAG, "NULL SOURCE"); return; } String source_txt; switch (source){ case GTTJSON: source_txt = getString(R.string.gttjsonfetcher); break; case FiveTAPI: source_txt = getString(R.string.fivetapifetcher); break; case FiveTScraper: source_txt = getString(R.string.fivetscraper); break; case MatoAPI: source_txt = getString(R.string.source_mato); break; case UNDETERMINED: //Don't show the view source_txt = getString(R.string.undetermined_source); break; default: throw new IllegalStateException("Unexpected value: " + source); } - int count = 0; - if (source!= Passaggio.Source.UNDETERMINED) - while (source != fetchers.get(0).getSourceForFetcher() && count < 10){ - //we need to update the fetcher that is requested - rotateFetchers(); - count++; - } - if (count>10) + // + final boolean updatedFetchers = adjustFetchersToSource(source); + if(!updatedFetchers) Log.w(DEBUG_TAG, "Tried to update the source fetcher but it didn't work"); final String base_message = getString(R.string.times_source_fmt, source_txt); timesSourceTextView.setText(base_message); if (p.getTotalNumberOfPassages() > 0) { timesSourceTextView.setVisibility(View.VISIBLE); } else { timesSourceTextView.setVisibility(View.INVISIBLE); } fetchersChangeRequestPending = false; } + protected boolean adjustFetchersToSource(Passaggio.Source source){ + if (source == null) return false; + int count = 0; + if (source!= Passaggio.Source.UNDETERMINED) + while (source != fetchers.get(0).getSourceForFetcher() && count < 200){ + //we need to update the fetcher that is requested + rotateFetchers(); + count++; + } + if (count>=200){ + return false; + } + else return true; + } + protected boolean adjustFetchersToSource(){ + if (lastUpdatedPalina == null) return false; + final Passaggio.Source source = lastUpdatedPalina.getPassaggiSourceIfAny(); + return adjustFetchersToSource(source); + } + @Override public void setNewListAdapter(ListAdapter adapter) { throw new UnsupportedOperationException(); } /** * Update the message in the fragment * * It may eventually change the "Add to Favorite" icon */ private void updateMessage(){ String message = null; if (stopName != null && stopID != null && stopName.length() > 0) { message = (stopID.concat(" - ").concat(stopName)); } else if(stopID!=null) { message = stopID; } else { Log.e("ArrivalsFragm"+getTag(),"NO ID FOR THIS FRAGMENT - something went horribly wrong"); } if(message!=null) { setTextViewMessage(getString(R.string.passages,message)); } // whatever is the case, update the star icon //updateStarIconFromLastBusStop(); } @NonNull @Override public Loader onCreateLoader(int id, Bundle args) { if(args.getString(KEY_STOP_ID)==null) return null; final String stopID = args.getString(KEY_STOP_ID); final Uri.Builder builder = AppDataProvider.getUriBuilderToComplete(); CursorLoader cl; switch (id){ case loaderFavId: builder.appendPath("favorites").appendPath(stopID); cl = new CursorLoader(getContext(),builder.build(),UserDB.getFavoritesColumnNamesAsArray,null,null,null); break; case loaderStopId: builder.appendPath("stop").appendPath(stopID); cl = new CursorLoader(getContext(),builder.build(),new String[]{NextGenDB.Contract.StopsTable.COL_NAME}, null,null,null); break; default: return null; } cl.setUpdateThrottle(500); return cl; } @Override public void onLoadFinished(Loader loader, Cursor data) { switch (loader.getId()){ case loaderFavId: final int colUserName = data.getColumnIndex(UserDB.getFavoritesColumnNamesAsArray[1]); if(data.getCount()>0){ // IT'S IN FAVORITES data.moveToFirst(); final String probableName = data.getString(colUserName); stopIsInFavorites = true; stopName = probableName; //update the message in the textview updateMessage(); } else { stopIsInFavorites =false; } updateStarIcon(); if(stopName == null){ //stop is not inside the favorites and wasn't provided Log.d("ArrivalsFragment"+getTag(),"Stop wasn't in the favorites and has no name, looking in the DB"); getLoaderManager().restartLoader(loaderStopId,getArguments(),this); } break; case loaderStopId: if(data.getCount()>0){ data.moveToFirst(); int index = data.getColumnIndex( NextGenDB.Contract.StopsTable.COL_NAME ); if (index == -1){ Log.e(DEBUG_TAG, "Index is -1, column not present. App may explode now..."); } stopName = data.getString(index); updateMessage(); } else { Log.w("ArrivalsFragment"+getTag(),"Stop is not inside the database... CLOISTER BELL"); } } } @Override public void onLoaderReset(Loader loader) { //NOTHING TO DO } public void toggleLastStopToFavorites() { Stop stop = lastUpdatedPalina; if (stop != null) { // toggle the status in background new AsyncStopFavoriteAction(getContext().getApplicationContext(), AsyncStopFavoriteAction.Action.TOGGLE, v->updateStarIconFromLastBusStop(v)).execute(stop); } else { // this case have no sense, but just immediately update the favorite icon updateStarIconFromLastBusStop(true); } } /** * Update the star "Add to favorite" icon */ public void updateStarIconFromLastBusStop(Boolean toggleDone) { if (stopIsInFavorites) stopIsInFavorites = !toggleDone; else stopIsInFavorites = toggleDone; updateStarIcon(); // check if there is a last Stop /* if (stopID == null) { addToFavorites.setVisibility(View.INVISIBLE); } else { // filled or outline? if (isStopInFavorites(stopID)) { addToFavorites.setImageResource(R.drawable.ic_star_filled); } else { addToFavorites.setImageResource(R.drawable.ic_star_outline); } addToFavorites.setVisibility(View.VISIBLE); } */ } /** * Update the star icon according to `stopIsInFavorites` */ public void updateStarIcon() { // no favorites no party! // check if there is a last Stop if (stopID == null) { addToFavorites.setVisibility(View.INVISIBLE); } else { // filled or outline? if (stopIsInFavorites) { addToFavorites.setImageResource(R.drawable.ic_star_filled); } else { addToFavorites.setImageResource(R.drawable.ic_star_outline); } addToFavorites.setVisibility(View.VISIBLE); } } } diff --git a/src/it/reyboz/bustorino/fragments/MainScreenFragment.java b/src/it/reyboz/bustorino/fragments/MainScreenFragment.java index 8897cc3..2b711f5 100644 --- a/src/it/reyboz/bustorino/fragments/MainScreenFragment.java +++ b/src/it/reyboz/bustorino/fragments/MainScreenFragment.java @@ -1,808 +1,808 @@ 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.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; import static it.reyboz.bustorino.util.Permissions.LOCATION_PERMISSION_GIVEN; /** * 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 boolean setupOnResume = 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; - private final ArrivalsFetcher[] arrivalsFetchers = utils.getDefaultArrivalsFetchers(); //// 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 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()){ //request Stops pendingNearbyStopsRequest = false; if (getContext()!= null) mainHandler.post(new NearbyStopsRequester(getContext(), 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){ pendingNearbyStopsRequest = false; mainHandler.post(new NearbyStopsRequester(getContext(), cr)); } } @Override public void onLocationDisabled() { } }; 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) ) return; if(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) && 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); } } } }); //// ACTIVITY ATTACHED (LISTENER /// private CommonFragmentListener mListener; private String pendingStopID = null; private CoordinatorLayout coordLayout; public MainScreenFragment() { // Required empty public constructor } public static MainScreenFragment newInstance() { MainScreenFragment fragment = new MainScreenFragment(); Bundle args = new Bundle(); //args.putString(ARG_PARAM1, param1); //args.putString(ARG_PARAM2, param2); fragment.setArguments(args); return fragment; } @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); 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, "Setup on attached: "+ setupOnResume); //Restore instance state if (savedInstanceState!=null){ Fragment fragment = getChildFragmentManager().getFragment(savedInstanceState, SAVED_FRAGMENT); if (fragment!=null){ getChildFragmentManager().beginTransaction().add(R.id.resultFrame, fragment).commit(); setupOnResume = false; } } if (getChildFragmentManager().findFragmentById(R.id.resultFrame)!= null){ swipeRefreshLayout.setVisibility(View.VISIBLE); } instanceStateSaved = false; } @Override public void onSaveInstanceState(@NonNull Bundle outState) { super.onSaveInstanceState(outState); Fragment fragment = getChildFragmentManager().findFragmentById(R.id.resultFrame); if (fragment!=null) getChildFragmentManager().putFragment(outState, SAVED_FRAGMENT, fragment); 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: "+ setupOnResume); 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 onResume() { final Context con = getContext(); Log.w(DEBUG_TAG, "OnResume called"); 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); } else if(shouldShowRequestPermissionRationale(Manifest.permission.ACCESS_FINE_LOCATION)){ //we have already asked for the location, and we should show an explanation in order // to ask again (TODO) //do nothing } else{ //request permission requestPermissionLauncher.launch(Permissions.LOCATION_PERMISSIONS); } } 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); } suppressArrivalsReload = false; } if (setupOnResume) { if (pendingStopID==null) //We want the nearby bus stops! mainHandler.post(new NearbyStopsRequester(getContext(), cr)); else{ ///TODO: if there is a stop displayed, we need to hold the update } setupOnResume = false; } if(pendingStopID!=null){ Log.d(DEBUG_TAG, "Re-requesting arrivals for pending stop "+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); } void showNearbyStopsFragment(){ swipeRefreshLayout.setVisibility(View.VISIBLE); final Fragment existingFrag = fragMan.findFragmentById(R.id.resultFrame); NearbyStopsFragment fragment; if (!(existingFrag instanceof NearbyStopsFragment)){ //there is no fragment showing 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) { hideKeyboard(); //if we are getting results, already, stop waiting for nearbyStops if (pendingNearbyStopsRequest && (fragmentType == FragmentKind.ARRIVALS || fragmentType == FragmentKind.STOPS)) { 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, arrivalsFetchers, getContext()).execute(ID); + new AsyncArrivalsSearcher(fragmentHelper, fetchers, getContext()).execute(ID); } } else { - new AsyncArrivalsSearcher(fragmentHelper,arrivalsFetchers, getContext()).execute(ID); + new AsyncArrivalsSearcher(fragmentHelper,fetchers, getContext()).execute(ID); Log.d(DEBUG_TAG, "Started search for arrivals of stop " + ID); } } /////////// 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