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package com.mapswithme.maps.search;
import android.content.Intent;
import android.location.Location;
import android.os.Build;
import android.os.Bundle;
import android.support.design.widget.TabLayout;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.view.ViewPager;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import java.util.ArrayList;
import java.util.List;
import com.mapswithme.maps.Framework;
import com.mapswithme.maps.MwmActivity;
import com.mapswithme.maps.R;
import com.mapswithme.maps.base.BaseMwmFragment;
import com.mapswithme.maps.base.OnBackPressListener;
import com.mapswithme.maps.bookmarks.data.MapObject;
import com.mapswithme.maps.downloader.CountrySuggestFragment;
import com.mapswithme.maps.downloader.MapManager;
import com.mapswithme.maps.location.LocationHelper;
import com.mapswithme.maps.location.LocationListener;
import com.mapswithme.maps.routing.RoutingController;
import com.mapswithme.maps.widget.SearchToolbarController;
import com.mapswithme.util.UiUtils;
import com.mapswithme.util.Utils;
import com.mapswithme.util.statistics.Statistics;
public class SearchFragment extends BaseMwmFragment
implements OnBackPressListener,
NativeSearchListener,
SearchToolbarController.Container,
CategoriesAdapter.OnCategorySelectedListener
{
private long mLastQueryTimestamp;
private static class LastPosition
{
double lat;
double lon;
boolean valid;
public void set(double lat, double lon)
{
this.lat = lat;
this.lon = lon;
valid = true;
}
}
private class ToolbarController extends SearchToolbarController
{
public ToolbarController(View root)
{
super(root, getActivity());
}
@Override
protected void onTextChanged(String query)
{
if (!isAdded())
return;
if (TextUtils.isEmpty(query))
{
mSearchAdapter.clear();
stopSearch();
return;
}
// TODO: This code only for demonstration purposes and will be removed soon
if (tryChangeMapStyle(query))
return;
runSearch();
}
@Override
protected boolean onStartSearchClick()
{
if (!mFromRoutePlan)
showAllResultsOnMap();
return true;
}
@Override
protected int getVoiceInputPrompt()
{
return R.string.search_map;
}
@Override
protected void startVoiceRecognition(Intent intent, int code)
{
startActivityForResult(intent, code);
}
@Override
protected boolean supportsVoiceSearch()
{
return true;
}
@Override
public void onUpClick()
{
if (!onBackPressed())
super.onUpClick();
}
}
private View mTabFrame;
private View mResultsFrame;
private View mResultsPlaceholder;
private SearchToolbarController mToolbarController;
private SearchAdapter mSearchAdapter;
private final List<RecyclerView> mAttachedRecyclers = new ArrayList<>();
private final RecyclerView.OnScrollListener mRecyclerListener = new RecyclerView.OnScrollListener()
{
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState)
{
if (newState == RecyclerView.SCROLL_STATE_DRAGGING)
mToolbarController.deactivate();
}
};
private final LastPosition mLastPosition = new LastPosition();
private boolean mSearchRunning;
private String mInitialQuery;
private boolean mFromRoutePlan;
private final LocationListener mLocationListener = new LocationListener.Simple()
{
@Override
public void onLocationUpdated(Location location)
{
mLastPosition.set(location.getLatitude(), location.getLongitude());
if (!TextUtils.isEmpty(getQuery()))
mSearchAdapter.notifyDataSetChanged();
}
};
private static boolean doShowDownloadSuggest()
{
return (MapManager.nativeGetDownloadedCount() == 0 && !MapManager.nativeIsDownloading());
}
private void showDownloadSuggest()
{
final FragmentManager fm = getChildFragmentManager();
final String fragmentName = CountrySuggestFragment.class.getName();
Fragment fragment = fm.findFragmentByTag(fragmentName);
if (fragment == null || fragment.isDetached() || fragment.isRemoving())
{
fragment = Fragment.instantiate(getActivity(), fragmentName, null);
fm.beginTransaction()
.add(R.id.download_suggest_frame, fragment, fragmentName)
.commit();
}
}
private void hideDownloadSuggest()
{
final FragmentManager manager = getChildFragmentManager();
final Fragment fragment = manager.findFragmentByTag(CountrySuggestFragment.class.getName());
if (fragment != null && !fragment.isDetached() && !fragment.isRemoving())
manager.beginTransaction()
.remove(fragment)
.commitAllowingStateLoss();
}
private void updateFrames()
{
final boolean hasQuery = mToolbarController.hasQuery();
UiUtils.showIf(hasQuery, mResultsFrame);
if (hasQuery)
hideDownloadSuggest();
else if (doShowDownloadSuggest())
showDownloadSuggest();
else
hideDownloadSuggest();
}
private void updateResultsPlaceholder()
{
final boolean show = (!mSearchRunning &&
mSearchAdapter.getItemCount() == 0 &&
mToolbarController.hasQuery());
UiUtils.showIf(show, mResultsPlaceholder);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
return inflater.inflate(R.layout.fragment_search, container, false);
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState)
{
super.onViewCreated(view, savedInstanceState);
readArguments();
ViewGroup root = (ViewGroup) view;
mTabFrame = root.findViewById(R.id.tab_frame);
ViewPager pager = (ViewPager) mTabFrame.findViewById(R.id.pages);
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
UiUtils.hide(mTabFrame.findViewById(R.id.tabs_divider));
mToolbarController = new ToolbarController(view);
final TabAdapter tabAdapter = new TabAdapter(getChildFragmentManager(), pager, (TabLayout) root.findViewById(R.id.tabs));
mResultsFrame = root.findViewById(R.id.results_frame);
RecyclerView results = (RecyclerView) mResultsFrame.findViewById(R.id.recycler);
setRecyclerScrollListener(results);
mResultsPlaceholder = mResultsFrame.findViewById(R.id.placeholder);
UiUtils.setupPlaceholder(mResultsPlaceholder, R.drawable.img_search_nothing_found_light, R.string.search_not_found, R.string.search_not_found_query);
if (mSearchAdapter == null)
{
mSearchAdapter = new SearchAdapter(this);
mSearchAdapter.registerAdapterDataObserver(new RecyclerView.AdapterDataObserver()
{
@Override
public void onChanged()
{
updateResultsPlaceholder();
}
});
}
results.setLayoutManager(new LinearLayoutManager(view.getContext()));
results.setAdapter(mSearchAdapter);
updateFrames();
updateResultsPlaceholder();
if (mInitialQuery != null)
setQuery(mInitialQuery);
mToolbarController.activate();
SearchEngine.INSTANCE.addListener(this);
if (SearchRecents.getSize() == 0)
pager.setCurrentItem(TabAdapter.Tab.CATEGORIES.ordinal());
tabAdapter.setTabSelectedListener(new TabAdapter.OnTabSelectedListener()
{
@Override
public void onTabSelected(TabAdapter.Tab tab)
{
mToolbarController.deactivate();
}
});
}
@Override
public void onResume()
{
super.onResume();
LocationHelper.INSTANCE.addListener(mLocationListener, true);
}
@Override
public void onPause()
{
LocationHelper.INSTANCE.removeListener(mLocationListener);
super.onPause();
}
@Override
public void onDestroy()
{
for (RecyclerView v : mAttachedRecyclers)
v.removeOnScrollListener(mRecyclerListener);
mAttachedRecyclers.clear();
SearchEngine.INSTANCE.removeListener(this);
super.onDestroy();
}
private String getQuery()
{
return mToolbarController.getQuery();
}
void setQuery(String text)
{
mToolbarController.setQuery(text);
}
private void readArguments()
{
final Bundle arguments = getArguments();
if (arguments == null)
return;
mInitialQuery = arguments.getString(SearchActivity.EXTRA_QUERY);
mFromRoutePlan = RoutingController.get().isWaitingPoiPick();
}
private void hideSearch()
{
mToolbarController.clear();
mToolbarController.deactivate();
Utils.navigateToParent(getActivity());
}
// FIXME: This code only for demonstration purposes and will be removed soon
private boolean tryChangeMapStyle(String str)
{
// Hook for shell command on change map style
final boolean isDark = str.equals("mapstyle:dark") || str.equals("?dark");
final boolean isLight = isDark ? false : str.equals("mapstyle:light") || str.equals("?light");
final boolean isOld = isDark || isLight ? false : str.equals("?oldstyle");
if (!isDark && !isLight && !isOld)
return false;
hideSearch();
// change map style for the Map activity
final int mapStyle = isOld ? Framework.MAP_STYLE_LIGHT : (isDark ? Framework.MAP_STYLE_DARK : Framework.MAP_STYLE_CLEAR);
Framework.nativeSetMapStyle(mapStyle);
return true;
}
// FIXME END
private void processSelected(SearchResult result)
{
if (mFromRoutePlan)
{
//noinspection ConstantConditions
final MapObject point = new MapObject(MapObject.SEARCH, result.name, result.description.featureType, "", result.lat, result.lon, "");
RoutingController.get().onPoiSelected(point);
}
mToolbarController.deactivate();
if (getActivity() instanceof SearchActivity)
Utils.navigateToParent(getActivity());
}
void showSingleResultOnMap(SearchResult result, int resultIndex)
{
final String query = getQuery();
SearchRecents.add(query);
SearchEngine.cancelApiCall();
if (!mFromRoutePlan)
SearchEngine.showResult(resultIndex);
processSelected(result);
Statistics.INSTANCE.trackEvent(Statistics.EventName.SEARCH_ITEM_CLICKED);
}
void showAllResultsOnMap()
{
final String query = getQuery();
SearchRecents.add(query);
mLastQueryTimestamp = System.nanoTime();
SearchEngine.searchInteractive(query, mLastQueryTimestamp, false /* isMapAndTable */);
SearchEngine.showAllResults(query);
Utils.navigateToParent(getActivity());
Statistics.INSTANCE.trackEvent(Statistics.EventName.SEARCH_ON_MAP_CLICKED);
}
private void onSearchEnd()
{
mSearchRunning = false;
mToolbarController.showProgress(false);
updateFrames();
updateResultsPlaceholder();
}
private void stopSearch()
{
SearchEngine.cancelApiCall();
SearchEngine.cancelSearch();
onSearchEnd();
}
private void runSearch()
{
mLastQueryTimestamp = System.nanoTime();
// TODO @yunitsky Implement more elegant solution.
if (getActivity() instanceof MwmActivity)
{
SearchEngine.searchInteractive(getQuery(), mLastQueryTimestamp, true /* isMapAndTable */);
}
else
{
if (!SearchEngine.search(getQuery(), mLastQueryTimestamp, true, mLastPosition.valid, mLastPosition.lat, mLastPosition.lon))
return;
}
mSearchRunning = true;
mToolbarController.showProgress(true);
updateFrames();
}
@Override
public void onResultsUpdate(SearchResult[] results, long timestamp)
{
if (!isAdded() || !mToolbarController.hasQuery())
return;
// Search is running hence results updated.
mSearchRunning = true;
updateFrames();
mSearchAdapter.refreshData(results);
mToolbarController.showProgress(true);
}
@Override
public void onResultsEnd(long timestamp)
{
if (mSearchRunning && isAdded())
onSearchEnd();
}
@Override
public void onCategorySelected(String category)
{
mToolbarController.setQuery(category);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data)
{
super.onActivityResult(requestCode, resultCode, data);
mToolbarController.onActivityResult(requestCode, resultCode, data);
}
@Override
public boolean onBackPressed()
{
if (mToolbarController.hasQuery())
{
mToolbarController.clear();
return true;
}
mToolbarController.deactivate();
if (mFromRoutePlan)
{
RoutingController.get().onPoiSelected(null);
return !(getActivity() instanceof SearchActivity);
}
return false;
}
public void setRecyclerScrollListener(RecyclerView recycler)
{
recycler.addOnScrollListener(mRecyclerListener);
mAttachedRecyclers.add(recycler);
}
@Override
public SearchToolbarController getController()
{
return mToolbarController;
}
}
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