Java tutorial
/* Copyright (C) 2015-2017 Andreas Shimokawa, Carsten Pfeiffer, Daniele Gobbetti, Lem Dulfo This file is part of Gadgetbridge. Gadgetbridge is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Gadgetbridge 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 Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ package nodomain.freeyourgadget.gadgetbridge.activities.appmanager; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.content.pm.PackageManager; import android.net.Uri; import android.os.Bundle; import android.support.v4.app.Fragment; import android.support.v4.content.LocalBroadcastManager; import android.support.v7.widget.LinearLayoutManager; import android.view.HapticFeedbackConstants; import android.view.LayoutInflater; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.ViewGroup; import android.widget.PopupMenu; import com.woxthebox.draglistview.DragListView; import org.json.JSONObject; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.List; import java.util.UUID; import nodomain.freeyourgadget.gadgetbridge.GBApplication; import nodomain.freeyourgadget.gadgetbridge.R; import nodomain.freeyourgadget.gadgetbridge.activities.ExternalPebbleJSActivity; import nodomain.freeyourgadget.gadgetbridge.adapter.GBDeviceAppAdapter; import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice; import nodomain.freeyourgadget.gadgetbridge.impl.GBDeviceApp; import nodomain.freeyourgadget.gadgetbridge.model.DeviceService; import nodomain.freeyourgadget.gadgetbridge.service.devices.pebble.PebbleProtocol; import nodomain.freeyourgadget.gadgetbridge.util.FileUtils; import nodomain.freeyourgadget.gadgetbridge.util.PebbleUtils; public abstract class AbstractAppManagerFragment extends Fragment { public static final String ACTION_REFRESH_APPLIST = "nodomain.freeyourgadget.gadgetbridge.appmanager.action.refresh_applist"; private static final Logger LOG = LoggerFactory.getLogger(AbstractAppManagerFragment.class); protected abstract List<GBDeviceApp> getSystemAppsInCategory(); protected abstract String getSortFilename(); protected abstract boolean isCacheManager(); protected abstract boolean filterApp(GBDeviceApp gbDeviceApp); protected void onChangedAppOrder() { List<UUID> uuidList = new ArrayList<>(); for (GBDeviceApp gbDeviceApp : mGBDeviceAppAdapter.getItemList()) { uuidList.add(gbDeviceApp.getUUID()); } AppManagerActivity.rewriteAppOrderFile(getSortFilename(), uuidList); } protected void refreshList() { appList.clear(); ArrayList uuids = AppManagerActivity.getUuidsFromFile(getSortFilename()); List<GBDeviceApp> systemApps = getSystemAppsInCategory(); boolean needsRewrite = false; for (GBDeviceApp systemApp : systemApps) { if (!uuids.contains(systemApp.getUUID())) { uuids.add(systemApp.getUUID()); needsRewrite = true; } } if (needsRewrite) { AppManagerActivity.rewriteAppOrderFile(getSortFilename(), uuids); } appList.addAll(getCachedApps(uuids)); } private void refreshListFromPebble(Intent intent) { appList.clear(); int appCount = intent.getIntExtra("app_count", 0); for (Integer i = 0; i < appCount; i++) { String appName = intent.getStringExtra("app_name" + i.toString()); String appCreator = intent.getStringExtra("app_creator" + i.toString()); UUID uuid = UUID.fromString(intent.getStringExtra("app_uuid" + i.toString())); GBDeviceApp.Type appType = GBDeviceApp.Type.values()[intent.getIntExtra("app_type" + i.toString(), 0)]; GBDeviceApp app = new GBDeviceApp(uuid, appName, appCreator, "", appType); app.setOnDevice(true); if (filterApp(app)) { appList.add(app); } } } private final BroadcastReceiver mReceiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { String action = intent.getAction(); if (action.equals(ACTION_REFRESH_APPLIST)) { if (intent.hasExtra("app_count")) { LOG.info("got app info from pebble"); if (!isCacheManager()) { LOG.info("will refresh list based on data from pebble"); refreshListFromPebble(intent); } } else if (PebbleUtils.getFwMajor(mGBDevice.getFirmwareVersion()) >= 3 || isCacheManager()) { refreshList(); } mGBDeviceAppAdapter.notifyDataSetChanged(); } } }; private DragListView appListView; protected final List<GBDeviceApp> appList = new ArrayList<>(); private GBDeviceAppAdapter mGBDeviceAppAdapter; protected GBDevice mGBDevice = null; protected List<GBDeviceApp> getCachedApps(List<UUID> uuids) { List<GBDeviceApp> cachedAppList = new ArrayList<>(); File cachePath; try { cachePath = new File(FileUtils.getExternalFilesDir().getPath() + "/pbw-cache"); } catch (IOException e) { LOG.warn("could not get external dir while reading pbw cache."); return cachedAppList; } File[] files; if (uuids == null) { files = cachePath.listFiles(); } else { files = new File[uuids.size()]; int index = 0; for (UUID uuid : uuids) { files[index++] = new File(uuid.toString() + ".pbw"); } } if (files != null) { for (File file : files) { if (file.getName().endsWith(".pbw")) { String baseName = file.getName().substring(0, file.getName().length() - 4); //metadata File jsonFile = new File(cachePath, baseName + ".json"); //configuration File configFile = new File(cachePath, baseName + "_config.js"); try { String jsonstring = FileUtils.getStringFromFile(jsonFile); JSONObject json = new JSONObject(jsonstring); cachedAppList.add(new GBDeviceApp(json, configFile.exists())); } catch (Exception e) { LOG.info("could not read json file for " + baseName); //FIXME: this is really ugly, if we do not find system uuids in pbw cache add them manually. Also duplicated code switch (baseName) { case "8f3c8686-31a1-4f5f-91f5-01600c9bdc59": cachedAppList.add(new GBDeviceApp(UUID.fromString(baseName), "Tic Toc (System)", "Pebble Inc.", "", GBDeviceApp.Type.WATCHFACE_SYSTEM)); break; case "1f03293d-47af-4f28-b960-f2b02a6dd757": cachedAppList.add(new GBDeviceApp(UUID.fromString(baseName), "Music (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); break; case "b2cae818-10f8-46df-ad2b-98ad2254a3c1": cachedAppList.add(new GBDeviceApp(UUID.fromString(baseName), "Notifications (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); break; case "67a32d95-ef69-46d4-a0b9-854cc62f97f9": cachedAppList.add(new GBDeviceApp(UUID.fromString(baseName), "Alarms (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); break; case "18e443ce-38fd-47c8-84d5-6d0c775fbe55": cachedAppList.add(new GBDeviceApp(UUID.fromString(baseName), "Watchfaces (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); break; case "0863fc6a-66c5-4f62-ab8a-82ed00a98b5d": cachedAppList.add(new GBDeviceApp(UUID.fromString(baseName), "Send Text (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); break; } /* else if (baseName.equals("4dab81a6-d2fc-458a-992c-7a1f3b96a970")) { cachedAppList.add(new GBDeviceApp(UUID.fromString("4dab81a6-d2fc-458a-992c-7a1f3b96a970"), "Sports (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); } else if (baseName.equals("cf1e816a-9db0-4511-bbb8-f60c48ca8fac")) { cachedAppList.add(new GBDeviceApp(UUID.fromString("cf1e816a-9db0-4511-bbb8-f60c48ca8fac"), "Golf (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); } */ if (mGBDevice != null) { if (PebbleUtils.hasHealth(mGBDevice.getModel())) { if (baseName.equals(PebbleProtocol.UUID_PEBBLE_HEALTH.toString())) { cachedAppList.add(new GBDeviceApp(PebbleProtocol.UUID_PEBBLE_HEALTH, "Health (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); continue; } } if (PebbleUtils.hasHRM(mGBDevice.getModel())) { if (baseName.equals(PebbleProtocol.UUID_WORKOUT.toString())) { cachedAppList.add(new GBDeviceApp(PebbleProtocol.UUID_WORKOUT, "Workout (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); continue; } } if (PebbleUtils.getFwMajor(mGBDevice.getFirmwareVersion()) >= 4) { if (baseName.equals("3af858c3-16cb-4561-91e7-f1ad2df8725f")) { cachedAppList .add(new GBDeviceApp(UUID.fromString(baseName), "Kickstart (System)", "Pebble Inc.", "", GBDeviceApp.Type.WATCHFACE_SYSTEM)); } if (baseName.equals(PebbleProtocol.UUID_WEATHER.toString())) { cachedAppList.add(new GBDeviceApp(PebbleProtocol.UUID_WEATHER, "Weather (System)", "Pebble Inc.", "", GBDeviceApp.Type.APP_SYSTEM)); } } } if (uuids == null) { cachedAppList.add(new GBDeviceApp(UUID.fromString(baseName), baseName, "N/A", "", GBDeviceApp.Type.UNKNOWN)); } } } } } return cachedAppList; } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); mGBDevice = ((AppManagerActivity) getActivity()).getGBDevice(); if (PebbleUtils.getFwMajor(mGBDevice.getFirmwareVersion()) < 3 && !isCacheManager()) { appListView.setDragEnabled(false); } IntentFilter filter = new IntentFilter(); filter.addAction(ACTION_REFRESH_APPLIST); LocalBroadcastManager.getInstance(getContext()).registerReceiver(mReceiver, filter); if (PebbleUtils.getFwMajor(mGBDevice.getFirmwareVersion()) < 3) { GBApplication.deviceService().onAppInfoReq(); if (isCacheManager()) { refreshList(); } } else { refreshList(); } } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View rootView = inflater.inflate(R.layout.activity_appmanager, container, false); appListView = (DragListView) (rootView.findViewById(R.id.appListView)); appListView.setLayoutManager(new LinearLayoutManager(getActivity())); mGBDeviceAppAdapter = new GBDeviceAppAdapter(appList, R.layout.item_with_details, R.id.item_image, this.getContext(), this); appListView.setAdapter(mGBDeviceAppAdapter, false); appListView.setCanDragHorizontally(false); appListView.setDragListListener(new DragListView.DragListListener() { @Override public void onItemDragStarted(int position) { } @Override public void onItemDragging(int itemPosition, float x, float y) { } @Override public void onItemDragEnded(int fromPosition, int toPosition) { onChangedAppOrder(); } }); return rootView; } protected void sendOrderToDevice(String concatFilename) { ArrayList<UUID> uuids = new ArrayList<>(); for (GBDeviceApp gbDeviceApp : mGBDeviceAppAdapter.getItemList()) { uuids.add(gbDeviceApp.getUUID()); } if (concatFilename != null) { ArrayList<UUID> concatUuids = AppManagerActivity.getUuidsFromFile(concatFilename); uuids.addAll(concatUuids); } GBApplication.deviceService().onAppReorder(uuids.toArray(new UUID[uuids.size()])); } public boolean openPopupMenu(View view, int position) { PopupMenu popupMenu = new PopupMenu(getContext(), view); popupMenu.getMenuInflater().inflate(R.menu.appmanager_context, popupMenu.getMenu()); Menu menu = popupMenu.getMenu(); final GBDeviceApp selectedApp = appList.get(position); if (!selectedApp.isInCache()) { menu.removeItem(R.id.appmanager_app_reinstall); menu.removeItem(R.id.appmanager_app_delete_cache); } if (!PebbleProtocol.UUID_PEBBLE_HEALTH.equals(selectedApp.getUUID())) { menu.removeItem(R.id.appmanager_health_activate); menu.removeItem(R.id.appmanager_health_deactivate); } if (!PebbleProtocol.UUID_WORKOUT.equals(selectedApp.getUUID())) { menu.removeItem(R.id.appmanager_hrm_activate); menu.removeItem(R.id.appmanager_hrm_deactivate); } if (!PebbleProtocol.UUID_WEATHER.equals(selectedApp.getUUID())) { menu.removeItem(R.id.appmanager_weather_activate); menu.removeItem(R.id.appmanager_weather_deactivate); menu.removeItem(R.id.appmanager_weather_install_provider); } if (selectedApp.getType() == GBDeviceApp.Type.APP_SYSTEM || selectedApp.getType() == GBDeviceApp.Type.WATCHFACE_SYSTEM) { menu.removeItem(R.id.appmanager_app_delete); } if (!selectedApp.isConfigurable()) { menu.removeItem(R.id.appmanager_app_configure); } if (PebbleProtocol.UUID_WEATHER.equals(selectedApp.getUUID())) { PackageManager pm = getActivity().getPackageManager(); try { pm.getPackageInfo("ru.gelin.android.weather.notification", PackageManager.GET_ACTIVITIES); menu.removeItem(R.id.appmanager_weather_install_provider); } catch (PackageManager.NameNotFoundException e) { menu.removeItem(R.id.appmanager_weather_activate); menu.removeItem(R.id.appmanager_weather_deactivate); } } switch (selectedApp.getType()) { case WATCHFACE: case APP_GENERIC: case APP_ACTIVITYTRACKER: break; default: menu.removeItem(R.id.appmanager_app_openinstore); } //menu.setHeaderTitle(selectedApp.getName()); popupMenu.setOnMenuItemClickListener(new PopupMenu.OnMenuItemClickListener() { public boolean onMenuItemClick(MenuItem item) { return onContextItemSelected(item, selectedApp); } }); view.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); popupMenu.show(); return true; } public boolean onContextItemSelected(MenuItem item, GBDeviceApp selectedApp) { switch (item.getItemId()) { case R.id.appmanager_app_delete_cache: String baseName; try { baseName = FileUtils.getExternalFilesDir().getPath() + "/pbw-cache/" + selectedApp.getUUID(); } catch (IOException e) { LOG.warn("could not get external dir while trying to access pbw cache."); return true; } String[] suffixToDelete = new String[] { ".pbw", ".json", "_config.js", "_preset.json" }; for (String suffix : suffixToDelete) { File fileToDelete = new File(baseName + suffix); if (!fileToDelete.delete()) { LOG.warn("could not delete file from pbw cache: " + fileToDelete.toString()); } else { LOG.info("deleted file: " + fileToDelete.toString()); } } AppManagerActivity.deleteFromAppOrderFile("pbwcacheorder.txt", selectedApp.getUUID()); // FIXME: only if successful // fall through case R.id.appmanager_app_delete: if (PebbleUtils.getFwMajor(mGBDevice.getFirmwareVersion()) >= 3) { AppManagerActivity.deleteFromAppOrderFile(mGBDevice.getAddress() + ".watchapps", selectedApp.getUUID()); // FIXME: only if successful AppManagerActivity.deleteFromAppOrderFile(mGBDevice.getAddress() + ".watchfaces", selectedApp.getUUID()); // FIXME: only if successful Intent refreshIntent = new Intent(AbstractAppManagerFragment.ACTION_REFRESH_APPLIST); LocalBroadcastManager.getInstance(getContext()).sendBroadcast(refreshIntent); } GBApplication.deviceService().onAppDelete(selectedApp.getUUID()); return true; case R.id.appmanager_app_reinstall: File cachePath; try { cachePath = new File( FileUtils.getExternalFilesDir().getPath() + "/pbw-cache/" + selectedApp.getUUID() + ".pbw"); } catch (IOException e) { LOG.warn("could not get external dir while trying to access pbw cache."); return true; } GBApplication.deviceService().onInstallApp(Uri.fromFile(cachePath)); return true; case R.id.appmanager_health_activate: GBApplication.deviceService().onInstallApp(Uri.parse("fake://health")); return true; case R.id.appmanager_hrm_activate: GBApplication.deviceService().onInstallApp(Uri.parse("fake://hrm")); return true; case R.id.appmanager_weather_activate: GBApplication.deviceService().onInstallApp(Uri.parse("fake://weather")); return true; case R.id.appmanager_health_deactivate: case R.id.appmanager_hrm_deactivate: case R.id.appmanager_weather_deactivate: GBApplication.deviceService().onAppDelete(selectedApp.getUUID()); return true; case R.id.appmanager_weather_install_provider: startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("https://f-droid.org/app/ru.gelin.android.weather.notification"))); return true; case R.id.appmanager_app_configure: GBApplication.deviceService().onAppStart(selectedApp.getUUID(), true); Intent startIntent = new Intent(getContext().getApplicationContext(), ExternalPebbleJSActivity.class); startIntent.putExtra(DeviceService.EXTRA_APP_UUID, selectedApp.getUUID()); startIntent.putExtra(GBDevice.EXTRA_DEVICE, mGBDevice); startActivity(startIntent); return true; case R.id.appmanager_app_openinstore: String url = "https://apps.getpebble.com/en_US/search/" + ((selectedApp.getType() == GBDeviceApp.Type.WATCHFACE) ? "watchfaces" : "watchapps") + "/1?query=" + selectedApp.getName() + "&dev_settings=true"; Intent intent = new Intent(Intent.ACTION_VIEW); intent.setData(Uri.parse(url)); startActivity(intent); return true; default: return super.onContextItemSelected(item); } } @Override public void onDestroy() { LocalBroadcastManager.getInstance(getContext()).unregisterReceiver(mReceiver); super.onDestroy(); } }