Differential D45 Diff 153 src/it/reyboz/bustorino/fragments/ArrivalsFragment.java

Changeset View

Standalone View

src/it/reyboz/bustorino/fragments/ArrivalsFragment.java

Show All 15 Lines	BusTO - Fragments components
along with this program. If not, see <http://www.gnu.org/licenses/>.		along with this program. If not, see <http://www.gnu.org/licenses/>.
*/		*/
package it.reyboz.bustorino.fragments;		package it.reyboz.bustorino.fragments;


import android.database.Cursor;		import android.database.Cursor;
import android.net.Uri;		import android.net.Uri;
import android.os.Bundle;		import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.LoaderManager;		import androidx.annotation.Nullable;
import android.support.v4.content.CursorLoader;		import androidx.annotation.NonNull;
import android.support.v4.content.Loader;		import androidx.loader.app.LoaderManager;
		import androidx.loader.content.CursorLoader;
		import androidx.loader.content.Loader;

import android.util.Log;		import android.util.Log;
		import android.view.LayoutInflater;
		import android.view.View;
		import android.view.ViewGroup;
import android.widget.ImageButton;		import android.widget.ImageButton;
		import android.widget.ListAdapter;
		import android.widget.ListView;
import android.widget.TextView;		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.R;
		import it.reyboz.bustorino.adapters.PalinaAdapter;
		import it.reyboz.bustorino.backend.ArrivalsFetcher;
import it.reyboz.bustorino.backend.DBStatusManager;		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.middleware.AppDataProvider;		import it.reyboz.bustorino.middleware.AppDataProvider;
import it.reyboz.bustorino.middleware.NextGenDB;		import it.reyboz.bustorino.middleware.NextGenDB;
import it.reyboz.bustorino.middleware.UserDB;		import it.reyboz.bustorino.middleware.UserDB;

public class ArrivalsFragment extends ResultListFragment implements LoaderManager.LoaderCallbacks<Cursor> {		public class ArrivalsFragment extends ResultListFragment implements LoaderManager.LoaderCallbacks<Cursor> {

private final static String KEY_STOP_ID = "stopid";		private final static String KEY_STOP_ID = "stopid";
private final static String KEY_STOP_NAME = "stopname";		private final static String KEY_STOP_NAME = "stopname";
private final static String DEBUG_TAG = "BUSTOArrivalsFragment";		private final static String DEBUG_TAG = "BUSTOArrivalsFragment";
private final static int loaderFavId = 2;		private final static int loaderFavId = 2;
private final static int loaderStopId = 1;		private final static int loaderStopId = 1;
		private final static ArrivalsFetcher[] defaultFetchers = new ArrivalsFetcher[]{new FiveTAPIFetcher(), new GTTJSONFetcher(), new FiveTScraperFetcher()};
		static final String STOP_TITLE = "messageExtra";

private @Nullable String stopID,stopName;		private @Nullable String stopID,stopName;
private TextView messageTextView;
private DBStatusManager prefs;		private DBStatusManager prefs;
private DBStatusManager.OnDBUpdateStatusChangeListener listener;		private DBStatusManager.OnDBUpdateStatusChangeListener listener;
private boolean justCreated = false;		private boolean justCreated = false;
private ImageButton addToFavorites;		private Palina lastUpdatedPalina = null;
		private boolean needUpdateOnAttach = false;
		private boolean requestedNewArrivalTimes = false;

		//Views
		protected ImageButton addToFavorites;
		protected TextView timesSourceTextView;

		private List<ArrivalsFetcher> fetchers = new ArrayList<>(Arrays.asList(defaultFetchers));


public static ArrivalsFragment newInstance(String stopID){		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();		Bundle args = new Bundle();
args.putString(KEY_STOP_ID,stopID);		args.putString(KEY_STOP_ID,stopID);
ArrivalsFragment fragment = new ArrivalsFragment();
//parameter for ResultListFragment		//parameter for ResultListFragment
args.putSerializable(LIST_TYPE,FragmentKind.ARRIVALS);		args.putSerializable(LIST_TYPE,FragmentKind.ARRIVALS);
fragment.setArguments(args);		if (stopName != null){
return fragment;
}
public static ArrivalsFragment newInstance(String stopID,String stopName){
ArrivalsFragment fragment = newInstance(stopID);
Bundle args = fragment.getArguments();
args.putString(KEY_STOP_NAME,stopName);		args.putString(KEY_STOP_NAME,stopName);
		}
fragment.setArguments(args);		fragment.setArguments(args);
return fragment;		return fragment;
}		}

@Override		@Override
public void onCreate(Bundle savedInstanceState) {		public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);		super.onCreate(savedInstanceState);
stopID = getArguments().getString(KEY_STOP_ID);		stopID = getArguments().getString(KEY_STOP_ID);
//this might really be null		//this might really be null
stopName = getArguments().getString(KEY_STOP_NAME);		stopName = getArguments().getString(KEY_STOP_NAME);
final ArrivalsFragment f = this;		final ArrivalsFragment arrivalsFragment = this;
listener = new DBStatusManager.OnDBUpdateStatusChangeListener() {		listener = new DBStatusManager.OnDBUpdateStatusChangeListener() {
@Override		@Override
public void onDBStatusChanged(boolean updating) {		public void onDBStatusChanged(boolean updating) {
if(!updating){		if(!updating){
getLoaderManager().restartLoader(loaderFavId,getArguments(),f);		getLoaderManager().restartLoader(loaderFavId,getArguments(),arrivalsFragment);
} else {		} else {
final LoaderManager lm = getLoaderManager();		final LoaderManager lm = getLoaderManager();
lm.destroyLoader(loaderFavId);		lm.destroyLoader(loaderFavId);
lm.destroyLoader(loaderStopId);		lm.destroyLoader(loaderStopId);
}		}
}		}

@Override		@Override
public boolean defaultStatusValue() {		public boolean defaultStatusValue() {
return true;		return true;
}		}
};		};
prefs = new DBStatusManager(getContext().getApplicationContext(),listener);		prefs = new DBStatusManager(getContext().getApplicationContext(),listener);
justCreated = true;		justCreated = true;

}		}

@Override		@Override
		public View onCreateView(LayoutInflater inflater, ViewGroup container,
		Bundle savedInstanceState) {
		View root = inflater.inflate(R.layout.fragment_arrivals, container, false);
		messageTextView = (TextView) root.findViewById(R.id.messageTextView);
		addToFavorites = (ImageButton) root.findViewById(R.id.addToFavorites);
		resultsListView = (ListView) root.findViewById(R.id.resultsListView);
		timesSourceTextView = (TextView) root.findViewById(R.id.timesSourceTextView);
		timesSourceTextView.setOnLongClickListener(view -> {
		if(!requestedNewArrivalTimes){
		rotateFetchers();
		timesSourceTextView.setText(R.string.arrival_source_changing);
		mListener.createFragmentForStop(stopID);
		requestedNewArrivalTimes = 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
		mListener.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);
		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() {		public void onResume() {
super.onResume();		super.onResume();
LoaderManager loaderManager = getLoaderManager();		LoaderManager loaderManager = getLoaderManager();

if(stopID!=null){		if(stopID!=null){
//refresh the arrivals		//refresh the arrivals
if(!justCreated)		if(!justCreated)
mListener.createFragmentForStop(stopID);		mListener.createFragmentForStop(stopID);
else justCreated = false;		else justCreated = false;
//start the loader		//start the loader
if(prefs.isDBUpdating(true)){		if(prefs.isDBUpdating(true)){
prefs.registerListener();		prefs.registerListener();
} else {		} else {
loaderManager.restartLoader(loaderFavId, getArguments(), this);		loaderManager.restartLoader(loaderFavId, getArguments(), this);
}		}
updateMessage();		updateMessage();
}		}
}		}

		@Override
		public void onStart() {
		super.onStart();
		if (needUpdateOnAttach){
		updateFragmentData(null);
		}
		}

@Nullable		@Nullable
public String getStopID() {		public String getStopID() {
return stopID;		return stopID;
}		}

/**		/**
		* Give the fetchers
		* @return the list of the fetchers
		*/
		public ArrayList<Fetcher> getCurrentFetchers(){
		ArrayList<Fetcher> v = new ArrayList<Fetcher>();
		for (ArrivalsFetcher fetcher: fetchers){
		v.add(fetcher);
		}
		return v;
		}
		public Fetcher[] getCurrentFetchersAsArray(){
		Fetcher[] arr = new Fetcher[fetchers.size()];
		fetchers.toArray(arr);
		return arr;
		}

		private void rotateFetchers(){
		Collections.rotate(fetchers, -1);
		}


		/**
		* 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();

		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 UNDETERMINED:
		//Don't show the view
		timesSourceTextView.setVisibility(View.GONE);
		return;
		default:
		throw new IllegalStateException("Unexpected value: " + source);
		}
		final String base_message = getString(R.string.times_source_fmt, source_txt);
		timesSourceTextView.setVisibility(View.VISIBLE);
		timesSourceTextView.setText(base_message);
		requestedNewArrivalTimes = false;
		}

		@Override
		public void setNewListAdapter(ListAdapter adapter) {
		throw new UnsupportedOperationException();
		}

		/**
* Update the message in the fragment		* Update the message in the fragment
*		*
* It may eventually change the "Add to Favorite" icon		* It may eventually change the "Add to Favorite" icon
*/		*/
private void updateMessage(){		private void updateMessage(){
String message = null;		String message = null;
if (stopName != null && stopID != null && stopName.length() > 0) {		if (stopName != null && stopID != null && stopName.length() > 0) {
message = (stopID.concat(" - ").concat(stopName));		message = (stopID.concat(" - ").concat(stopName));
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