/*
* Copyright 2014 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.samples.apps.iosched.io;
import static com.google.samples.apps.iosched.util.LogUtils.makeLogTag;
import android.content.ContentProviderOperation;
import android.content.Context;
import android.net.Uri;
import com.google.samples.apps.iosched.io.map.model.MapData;
import com.google.samples.apps.iosched.io.map.model.MapConfig;
import com.google.samples.apps.iosched.io.map.model.Marker;
import com.google.samples.apps.iosched.io.map.model.Tile;
import com.google.samples.apps.iosched.provider.ScheduleContract;
import com.google.samples.apps.iosched.util.MapUtils;
import com.google.gson.Gson;
import com.google.gson.JsonElement;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
public class MapPropertyHandler extends JSONHandler {
private static final String TAG = makeLogTag(MapPropertyHandler.class);
// maps floor# to tile overlay for that floor
private HashMap<String, Tile> mTileOverlays = new HashMap<String, Tile>();
// maps floor# to a list of markers on that floor
private HashMap<String, ArrayList<Marker>> mMarkers = new HashMap<String, ArrayList<Marker>>();
public MapPropertyHandler(Context context) {
super(context);
}
@Override
public void process(JsonElement element) {
for (MapData mapData : new Gson().fromJson(element, MapData[].class)) {
if (mapData.config != null) {
processConfig(mapData.config);
}
if (mapData.tiles != null) {
processTileOverlays(mapData.tiles);
}
if (mapData.markers != null) {
processMarkers(mapData.markers);
}
}
}
public Collection<Tile> getTileOverlays() {
return mTileOverlays.values();
}
private void processConfig(MapConfig mapConfig) {
MapUtils.setMyLocationEnabled(mContext, mapConfig.enableMyLocation);
}
private void processTileOverlays(java.util.Map<String, Tile> mapTiles) {
for (Map.Entry<String, Tile> entry : mapTiles.entrySet()) {
mTileOverlays.put(entry.getKey(), entry.getValue());
}
}
private void processMarkers(java.util.Map<String, Marker[]> markers) {
for (String floor : markers.keySet()) {
if (!mMarkers.containsKey(floor)) {
mMarkers.put(floor, new ArrayList<Marker>());
}
for (Marker marker : markers.get(floor)) {
mMarkers.get(floor).add(marker);
}
}
}
@Override
public void makeContentProviderOperations(ArrayList<ContentProviderOperation> list) {
buildMarkers(list);
buildTiles(list);
}
private void buildMarkers(ArrayList<ContentProviderOperation> list) {
Uri uri = ScheduleContract
.addCallerIsSyncAdapterParameter(ScheduleContract.MapMarkers.CONTENT_URI);
list.add(ContentProviderOperation.newDelete(uri).build());
for (String floor : mMarkers.keySet()) {
for (Marker marker : mMarkers.get(floor)) {
ContentProviderOperation.Builder builder = ContentProviderOperation.newInsert(uri);
builder.withValue(ScheduleContract.MapMarkers.MARKER_ID, marker.id);
builder.withValue(ScheduleContract.MapMarkers.MARKER_FLOOR, floor);
builder.withValue(ScheduleContract.MapMarkers.MARKER_LABEL, marker.title);
builder.withValue(ScheduleContract.MapMarkers.MARKER_LATITUDE, marker.lat);
builder.withValue(ScheduleContract.MapMarkers.MARKER_LONGITUDE, marker.lng);
builder.withValue(ScheduleContract.MapMarkers.MARKER_TYPE, marker.type);
list.add(builder.build());
}
}
}
private void buildTiles(ArrayList<ContentProviderOperation> list) {
Uri uri = ScheduleContract
.addCallerIsSyncAdapterParameter(ScheduleContract.MapTiles.CONTENT_URI);
list.add(ContentProviderOperation.newDelete(uri).build());
for (String floor : mTileOverlays.keySet()) {
Tile tileOverlay = mTileOverlays.get(floor);
ContentProviderOperation.Builder builder = ContentProviderOperation.newInsert(uri);
builder.withValue(ScheduleContract.MapTiles.TILE_FLOOR, floor);
builder.withValue(ScheduleContract.MapTiles.TILE_FILE, tileOverlay.filename);
builder.withValue(ScheduleContract.MapTiles.TILE_URL, tileOverlay.url);
list.add(builder.build());
}
}
}