Java tutorial
/* Copyright (C) 2017 Andreas Shimokawa 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.service.devices.pebble; import android.util.Pair; import android.widget.Toast; import org.json.JSONException; import org.json.JSONObject; import java.io.IOException; import java.util.ArrayList; import java.util.UUID; import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEvent; import nodomain.freeyourgadget.gadgetbridge.deviceevents.GBDeviceEventSendBytes; import nodomain.freeyourgadget.gadgetbridge.model.Weather; import nodomain.freeyourgadget.gadgetbridge.model.WeatherSpec; import nodomain.freeyourgadget.gadgetbridge.util.GB; class AppMessageHandlerTrekVolle extends AppMessageHandler { private Integer MESSAGE_KEY_WEATHER_TEMPERATURE; private Integer MESSAGE_KEY_WEATHER_CONDITIONS; private Integer MESSAGE_KEY_WEATHER_ICON; private Integer MESSAGE_KEY_WEATHER_TEMPERATURE_MIN; private Integer MESSAGE_KEY_WEATHER_TEMPERATURE_MAX; private Integer MESSAGE_KEY_WEATHER_LOCATION; AppMessageHandlerTrekVolle(UUID uuid, PebbleProtocol pebbleProtocol) { super(uuid, pebbleProtocol); try { JSONObject appKeys = getAppKeys(); MESSAGE_KEY_WEATHER_TEMPERATURE = appKeys.getInt("WEATHER_TEMPERATURE"); MESSAGE_KEY_WEATHER_CONDITIONS = appKeys.getInt("WEATHER_CONDITIONS"); MESSAGE_KEY_WEATHER_ICON = appKeys.getInt("WEATHER_ICON"); MESSAGE_KEY_WEATHER_TEMPERATURE_MIN = appKeys.getInt("WEATHER_TEMPERATURE_MIN"); MESSAGE_KEY_WEATHER_TEMPERATURE_MAX = appKeys.getInt("WEATHER_TEMPERATURE_MAX"); MESSAGE_KEY_WEATHER_LOCATION = appKeys.getInt("WEATHER_LOCATION"); } catch (JSONException e) { GB.toast("There was an error accessing the TrekVolle watchface configuration.", Toast.LENGTH_LONG, GB.ERROR); } catch (IOException ignore) { } } private int getIconForConditionCode(int conditionCode, boolean isNight) { /* case 1: return RESOURCE_ID_IMAGE_WEATHER_CLEARNIGHT; case 2: return RESOURCE_ID_IMAGE_WEATHER_CLEAR; case 3: return RESOURCE_ID_IMAGE_WEATHER_CLOUDYNIGHT; case 4: return RESOURCE_ID_IMAGE_WEATHER_CLOUDY; case 5: return RESOURCE_ID_IMAGE_WEATHER_CLOUDS; case 6: return RESOURCE_ID_IMAGE_WEATHER_THICKCLOUDS; case 7: return RESOURCE_ID_IMAGE_WEATHER_RAIN; case 8: return RESOURCE_ID_IMAGE_WEATHER_RAINYNIGHT; case 9: return RESOURCE_ID_IMAGE_WEATHER_RAINY; case 10: return RESOURCE_ID_IMAGE_WEATHER_LIGHTNING; case 11: return RESOURCE_ID_IMAGE_WEATHER_SNOW; case 12: return RESOURCE_ID_IMAGE_WEATHER_MIST; */ return 2; } private byte[] encodeTrekVolleWeather(WeatherSpec weatherSpec) { if (weatherSpec == null) { return null; } boolean isNight = false; // FIXME ArrayList<Pair<Integer, Object>> pairs = new ArrayList<>(); pairs.add(new Pair<>(MESSAGE_KEY_WEATHER_TEMPERATURE, (Object) (weatherSpec.currentTemp - 273))); pairs.add(new Pair<>(MESSAGE_KEY_WEATHER_CONDITIONS, (Object) (weatherSpec.currentCondition))); pairs.add(new Pair<>(MESSAGE_KEY_WEATHER_ICON, (Object) (getIconForConditionCode(weatherSpec.currentConditionCode, isNight)))); pairs.add(new Pair<>(MESSAGE_KEY_WEATHER_TEMPERATURE_MAX, (Object) (weatherSpec.todayMaxTemp - 273))); pairs.add(new Pair<>(MESSAGE_KEY_WEATHER_TEMPERATURE_MIN, (Object) (weatherSpec.todayMinTemp - 273))); pairs.add(new Pair<>(MESSAGE_KEY_WEATHER_LOCATION, (Object) weatherSpec.location)); return mPebbleProtocol.encodeApplicationMessagePush(PebbleProtocol.ENDPOINT_APPLICATIONMESSAGE, mUUID, pairs); } @Override public GBDeviceEvent[] onAppStart() { WeatherSpec weatherSpec = Weather.getInstance().getWeatherSpec(); if (weatherSpec == null) { return new GBDeviceEvent[] { null }; } GBDeviceEventSendBytes sendBytes = new GBDeviceEventSendBytes(); sendBytes.encodedBytes = encodeTrekVolleWeather(weatherSpec); return new GBDeviceEvent[] { sendBytes }; } @Override public byte[] encodeUpdateWeather(WeatherSpec weatherSpec) { return encodeTrekVolleWeather(weatherSpec); } }