package com.ratebeer.android.gui;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.support.design.widget.TabLayout;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.SearchView;
import android.text.InputType;
import android.text.TextUtils;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ProgressBar;
import android.widget.TextView;
import com.jakewharton.rxbinding.support.v7.widget.RxSearchView;
import com.ratebeer.android.R;
import com.ratebeer.android.api.Api;
import com.ratebeer.android.api.model.BeerSearchResult;
import com.ratebeer.android.api.model.BrewerySearchResult;
import com.ratebeer.android.api.model.PlaceSearchResult;
import com.ratebeer.android.db.Db;
import com.ratebeer.android.gui.lists.BeerSearchResultAdapter;
import com.ratebeer.android.gui.lists.BrewerySearchResultAdapter;
import com.ratebeer.android.gui.lists.PlaceSearchResultAdapter;
import com.ratebeer.android.gui.widget.Animations;
import com.ratebeer.android.gui.widget.ItemClickSupport;
import com.ratebeer.android.rx.RxViewPager;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;
import rx.Observable;
public class SearchActivity extends RateBeerActivity {
public static final String EXTRA_BEERID = "beerId";
public static final String EXTRA_BEERNAME = "beerName";
private static final int TAB_BEERS = 0;
private static final int TAB_BREWERIES = 1;
private static final int TAB_PLACES = 2;
private boolean modeBeerPicker;
private SearchView searchEdit;
private ViewPager resultsPager;
private ProgressBar loadingProgress;
private TextView emptyText;
private List<Integer> tabTypes;
private List<View> tabs;
private List<String> tabsTitles;
public static Intent start(Context context, String query) {
return start(context, query, false);
}
public static Intent start(Context context, String query, boolean modePicker) {
return new Intent(context, SearchActivity.class).putExtra("query", query).putExtra("modeBeerPicker", modePicker);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_search);
searchEdit = (SearchView) findViewById(R.id.search_text);
TabLayout tabLayout = (TabLayout) findViewById(R.id.sliding_tabs);
resultsPager = (ViewPager) findViewById(R.id.results_pager);
loadingProgress = (ProgressBar) findViewById(R.id.loading_progress);
emptyText = (TextView) findViewById(R.id.empty_text);
setupDefaultUpButton();
modeBeerPicker = getIntent().getBooleanExtra("modeBeerPicker", false);
// Set up tabs
searchEdit.setQuery(getIntent().getStringExtra("query"), false);
searchEdit.setInputType(InputType.TYPE_CLASS_TEXT);
tabTypes = new ArrayList<>(3);
tabs = new ArrayList<>(3);
tabsTitles = new ArrayList<>(3);
addTab(TAB_BEERS, R.string.search_beers);
if (!modeBeerPicker) {
addTab(TAB_BREWERIES, R.string.search_breweries);
addTab(TAB_PLACES, R.string.search_places);
}
RxViewPager.pageSelected(resultsPager).subscribe(this::refreshTab);
resultsPager.setAdapter(new SearchPagerAdapter());
tabLayout.setupWithViewPager(resultsPager);
if (tabs.size() == 1)
tabLayout.setVisibility(View.GONE);
refreshTab(0);
// When in picker mode, only search beers and set the activity result as cancelled until we actually picked a beer
if (modeBeerPicker) {
setResult(RESULT_CANCELED);
if (TextUtils.isEmpty(searchEdit.getQuery())) {
// No query given so focus on search field and do not show loading spinner until an input is given
loadingProgress.setVisibility(View.INVISIBLE);
searchEdit.requestFocus();
}
}
}
private void addTab(int tabType, int title) {
RecyclerView recyclerView = (RecyclerView) getLayoutInflater().inflate(R.layout.view_feedlist, resultsPager, false);
recyclerView.setLayoutManager(new LinearLayoutManager(this));
tabTypes.add(tabType);
tabs.add(recyclerView);
tabsTitles.add(getString(title));
}
private void refreshTab(int position) {
int type = tabTypes.get(position);
RecyclerView view = ((RecyclerView) tabs.get(position));
Animations.fadeFlipOut(loadingProgress, view, emptyText);
Observable<CharSequence> debouncedQueries = RxSearchView.queryTextChanges(searchEdit)
.compose(onUi())
.debounce(666, TimeUnit.MILLISECONDS)
.filter(query -> query.length() > 3)
.compose(toIo());
if (type == TAB_BEERS) {
ItemClickSupport.addTo(view)
.setOnItemClickListener((parent, pos, v) -> handleBeerResult(((BeerSearchResultAdapter) view.getAdapter()).get(pos)));
debouncedQueries.switchMap(query -> Api.get().searchBeers(query.toString())
.flatMap(result -> Db.getOfflineRatingForBeer(this, result.beerId)
.singleOrDefault(null)
.map(userRating -> result.withRating(userRating)))
.toList()
.compose(toUi())
.doOnError(e -> Snackbar.show(SearchActivity.this, R.string.error_connectionfailure))
.onErrorResumeNext(Observable.empty()))
.compose(bindToLifecycle())
.subscribe(results -> {
view.setAdapter(new BeerSearchResultAdapter(results));
if (results.isEmpty())
Animations.fadeFlipOut(emptyText, view, loadingProgress);
else
Animations.fadeFlipOut(view, emptyText, loadingProgress);
});
} else if (type == TAB_BREWERIES) {
ItemClickSupport.addTo(view)
.setOnItemClickListener((parent, pos, v) -> handleBreweryResult(((BrewerySearchResultAdapter) view.getAdapter()).get(pos)));
debouncedQueries.switchMap(query -> Api.get().searchBreweries(query.toString())
.toList()
.compose(toUi())
.doOnError(e -> Snackbar.show(SearchActivity.this, R.string.error_connectionfailure))
.onErrorResumeNext(Observable.empty())).compose(bindToLifecycle())
.subscribe(results -> {
view.setAdapter(new BrewerySearchResultAdapter(results));
if (results.isEmpty())
Animations.fadeFlipOut(emptyText, view, loadingProgress);
else
Animations.fadeFlipOut(view, emptyText, loadingProgress);
});
} else if (type == TAB_PLACES) {
ItemClickSupport.addTo(view)
.setOnItemClickListener((parent, pos, v) -> handlePlaceResult(((PlaceSearchResultAdapter) view.getAdapter()).get(pos)));
debouncedQueries.switchMap(query -> Api.get().searchPlaces(query.toString())
.toList()
.compose(toUi())
.doOnError(e -> Snackbar.show(SearchActivity.this, R.string.error_connectionfailure))
.onErrorResumeNext(Observable.empty())).compose(bindToLifecycle())
.subscribe(results -> {
view.setAdapter(new PlaceSearchResultAdapter(results));
if (results.isEmpty())
Animations.fadeFlipOut(emptyText, view, loadingProgress);
else
Animations.fadeFlipOut(view, emptyText, loadingProgress);
});
}
}
private void handleBeerResult(BeerSearchResult beerSearchResult) {
if (!modeBeerPicker) {
startActivity(BeerActivity.start(this, beerSearchResult.beerId));
} else {
// Picker mode: return beer id and name as activity result extras and close this activity
setResult(Activity.RESULT_OK, new Intent().putExtra(EXTRA_BEERID, beerSearchResult.beerId).putExtra(EXTRA_BEERNAME, beerSearchResult
.beerName));
finish();
}
}
private void handleBreweryResult(BrewerySearchResult brewerySearchResult) {
startActivity(BreweryActivity.start(this, brewerySearchResult.brewerId));
}
private void handlePlaceResult(PlaceSearchResult placeSearchResult) {
startActivity(PlaceActivity.start(this, placeSearchResult.placeId));
}
private class SearchPagerAdapter extends PagerAdapter {
@Override
public int getCount() {
return tabs.size();
}
@Override
public CharSequence getPageTitle(int position) {
return tabsTitles.get(position);
}
@Override
public Object instantiateItem(ViewGroup container, int position) {
container.addView(tabs.get(position));
return tabs.get(position);
}
@Override
public void destroyItem(ViewGroup container, int position, Object object) {
container.removeView((View) object);
}
@Override
public boolean isViewFromObject(View view, Object object) {
return view == object;
}
}
}
