362 lines
12 KiB
Java
362 lines
12 KiB
Java
/* Copyright (C) 2022 José Rebelo
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.service.devices.huami;
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import android.location.Location;
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import com.google.gson.Gson;
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import com.google.gson.GsonBuilder;
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import net.e175.klaus.solarpositioning.DeltaT;
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import net.e175.klaus.solarpositioning.SPA;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.GregorianCalendar;
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import java.util.List;
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import java.util.Locale;
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import java.util.Map;
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import nodomain.freeyourgadget.gadgetbridge.devices.huami.HuamiWeatherConditions;
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import nodomain.freeyourgadget.gadgetbridge.model.Weather;
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import nodomain.freeyourgadget.gadgetbridge.model.WeatherSpec;
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import nodomain.freeyourgadget.gadgetbridge.service.devices.pebble.webview.CurrentPosition;
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/**
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* The weather models that the bands expect as an http response to weather requests. Base URL usually
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* is https://api-mifit.huami.com.
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*/
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public class Huami2021Weather {
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private static final Logger LOG = LoggerFactory.getLogger(Huami2021Weather.class);
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private static final Gson GSON = new GsonBuilder()
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.serializeNulls()
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.setDateFormat("yyyy-MM-dd'T'HH:mm:ssZ") // for pubTimes
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//.registerTypeAdapter(LocalDate.class, new LocalDateSerializer()) // Requires API 26
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.create();
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public static Response handleHttpRequest(final String path, final Map<String, String> query) {
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final WeatherSpec weatherSpec = Weather.getInstance().getWeatherSpec();
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if (weatherSpec == null) {
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LOG.error("No weather in weather instance");
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return null;
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}
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switch (path) {
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case "/weather/v2/forecast":
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final String daysStr = query.get("days");
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final int days;
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if (daysStr != null) {
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days = Integer.parseInt(daysStr);
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} else {
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days = 10;
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}
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return new ForecastResponse(weatherSpec, days);
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case "/weather/index":
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return new IndexResponse(weatherSpec);
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case "/weather/current":
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return new CurrentResponse(weatherSpec);
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case "/weather/forecast/hourly":
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return new HourlyResponse();
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case "/weather/alerts":
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return new AlertsResponse();
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default:
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LOG.error("Unknown weather path {}", path);
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}
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return null;
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}
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private static class RawJsonStringResponse extends Response {
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private final String content;
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public RawJsonStringResponse(final String content) {
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this.content = content;
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}
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public String toJson() {
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return content;
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}
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}
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public static class ErrorResponse extends Response {
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private final int code;
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private final String message;
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public ErrorResponse(final int code, final String message) {
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this.code = code;
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this.message = message;
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}
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public int getCode() {
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return code;
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}
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public String getMessage() {
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return message;
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}
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}
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public static abstract class Response {
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public String toJson() {
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return GSON.toJson(this);
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}
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}
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// /weather/v2/forecast
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//
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// locale=zh_CN
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// deviceSource=11
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// days=10
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// isGlobal=true
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// locationKey=00.000,-0.000,xiaomi_accu:000000
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public static class ForecastResponse extends Response {
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public Date pubTime;
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public List<String> humidity = new ArrayList<>();
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public List<Range> temperature = new ArrayList<>();
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public List<Range> weather = new ArrayList<>();
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public List<Range> windDirection = new ArrayList<>();
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public List<Range> sunRiseSet = new ArrayList<>();
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public List<Range> windSpeed = new ArrayList<>();
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public Object moonRiseSet = new Object(); // MoonRiseSet
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public List<Object> airQualities = new ArrayList<>();
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public ForecastResponse(final WeatherSpec weatherSpec, final int days) {
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final int actualDays = Math.min(weatherSpec.forecasts.size(), days - 1); // leave one slot for the first day
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pubTime = new Date(weatherSpec.timestamp * 1000L);
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final Calendar calendar = GregorianCalendar.getInstance();
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calendar.setTime(pubTime);
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final Location lastKnownLocation = new CurrentPosition().getLastKnownLocation();
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final GregorianCalendar sunriseDate = new GregorianCalendar();
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sunriseDate.setTime(calendar.getTime());
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// First one is for the current day
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temperature.add(new Range(weatherSpec.todayMinTemp - 273, weatherSpec.todayMaxTemp - 273));
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final String currentWeatherCode = String.valueOf(HuamiWeatherConditions.mapToAmazfitBipWeatherCode(weatherSpec.currentConditionCode) & 0xff);
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weather.add(new Range(currentWeatherCode, currentWeatherCode));
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sunRiseSet.add(getSunriseSunset(sunriseDate, lastKnownLocation));
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sunriseDate.add(Calendar.DAY_OF_MONTH, 1);
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windDirection.add(new Range(0, 0));
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windSpeed.add(new Range(0, 0));
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for (int i = 0; i < actualDays; i++) {
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final WeatherSpec.Forecast forecast = weatherSpec.forecasts.get(i);
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temperature.add(new Range(forecast.minTemp - 273, forecast.maxTemp - 273));
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final String weatherCode = String.valueOf(HuamiWeatherConditions.mapToAmazfitBipWeatherCode(forecast.conditionCode) & 0xff);
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weather.add(new Range(weatherCode, weatherCode));
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sunRiseSet.add(getSunriseSunset(sunriseDate, lastKnownLocation));
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sunriseDate.add(Calendar.DAY_OF_MONTH, 1);
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windDirection.add(new Range(0, 0));
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windSpeed.add(new Range(0, 0));
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}
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}
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private Range getSunriseSunset(final GregorianCalendar date, final Location location) {
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// TODO: We should send sunrise on the same location as the weather
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final SimpleDateFormat sunRiseSetSdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.ROOT);
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final GregorianCalendar[] sunriseTransitSet = SPA.calculateSunriseTransitSet(
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date,
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location.getLatitude(),
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location.getLongitude(),
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DeltaT.estimate(date)
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);
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final String from = sunRiseSetSdf.format(sunriseTransitSet[0].getTime());
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final String to = sunRiseSetSdf.format(sunriseTransitSet[2].getTime());
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return new Range(from, to);
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}
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}
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private static class MoonRiseSet {
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public List<String> moonPhaseValue = new ArrayList<>();
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public List<Range> moonRise = new ArrayList<>();
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}
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private static class Range {
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public String from;
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public String to;
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public Range(final String from, final String to) {
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this.from = from;
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this.to = to;
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}
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public Range(final int from, final int to) {
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this.from = String.valueOf(from);
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this.to = String.valueOf(to);
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}
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}
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// /weather/index
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//
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// locale=zh_CN
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// deviceSource=11
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// days=3
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// isGlobal=true
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// locationKey=00.000,-0.000,xiaomi_accu:000000
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public static class IndexResponse extends Response {
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public Date pubTime;
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public List<IndexEntry> dataList = new ArrayList<>();
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public IndexResponse(final WeatherSpec weatherSpec) {
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pubTime = new Date(weatherSpec.timestamp * 1000L);
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}
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}
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private static class IndexEntry {
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public String date; // YYYY-MM-DD, but LocalDate would need API 26+
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public String osi;
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public String uvi;
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public Object pai;
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public String cwi;
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public String fi;
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}
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// /weather/current
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//
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// locale=zh_CN
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// deviceSource=11
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// isGlobal=true
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// locationKey=00.000,-0.000,xiaomi_accu:000000
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public static class CurrentResponse extends Response {
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public CurrentWeatherModel currentWeatherModel;
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public Object aqiModel = new Object();
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public CurrentResponse(final WeatherSpec weatherSpec) {
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this.currentWeatherModel = new CurrentWeatherModel(weatherSpec);
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}
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}
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private static class CurrentWeatherModel {
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public UnitValue humidity;
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public UnitValue pressure;
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public Date pubTime;
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public UnitValue temperature;
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public String uvIndex;
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public UnitValue visibility;
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public String weather;
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public Wind wind;
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public CurrentWeatherModel(final WeatherSpec weatherSpec) {
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humidity = new UnitValue(Unit.PERCENTAGE, weatherSpec.currentHumidity);
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pressure = new UnitValue(Unit.PRESSURE_MB, "1015"); // ?
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pubTime = new Date(weatherSpec.timestamp * 1000L);
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temperature = new UnitValue(Unit.TEMPERATURE_C, weatherSpec.currentTemp - 273);
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uvIndex = "0";
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visibility = new UnitValue(Unit.KM, "");
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weather = String.valueOf(HuamiWeatherConditions.mapToAmazfitBipWeatherCode(weatherSpec.currentConditionCode) & 0xff); // is it?
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wind = new Wind(weatherSpec.windDirection, Math.round(weatherSpec.windSpeed));
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}
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}
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private enum Unit {
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PRESSURE_MB("mb"),
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PERCENTAGE("%"),
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TEMPERATURE_C("℃"), // e2 84 83 in UTF-8
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WIND_DEGREES("°"), // c2 b0 in UTF-8
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KM("km"),
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KPH("km/h"),
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;
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private final String value;
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Unit(final String value) {
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this.value = value;
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}
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public String getValue() {
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return value;
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}
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}
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private static class UnitValue {
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public String unit;
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public String value;
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public UnitValue(final Unit unit, final String value) {
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this.unit = unit.getValue();
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this.value = value;
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}
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public UnitValue(final Unit unit, final int value) {
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this.unit = unit.getValue();
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this.value = String.valueOf(value);
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}
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}
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private static class Wind {
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public UnitValue direction;
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public UnitValue speed;
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public Wind(final int direction, final int speed) {
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this.direction = new UnitValue(Unit.WIND_DEGREES, direction);
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this.speed = new UnitValue(Unit.KPH, Math.round(speed));
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}
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}
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// /weather/forecast/hourly
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//
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// locale=zh_CN
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// deviceSource=11
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// hourly=72
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// isGlobal=true
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// locationKey=00.000,-0.000,xiaomi_accu:000000
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public static class HourlyResponse extends Response {
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public Date pubTime;
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public List<String> weather;
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public List<String> temperature;
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public List<String> humidity;
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public List<String> fxTime; // pubTime format
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public List<String> windDirection;
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public List<String> windSpeed;
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public List<String> windScale; // each element in the form of 1-2
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}
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// /weather/alerts
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//
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// locale=zh_CN
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// deviceSource=11
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// days=3
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// isGlobal=true
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// locationKey=00.000,-0.000,xiaomi_accu:000000
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public static class AlertsResponse extends Response {
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public List<IndexEntry> alerts = new ArrayList<>();
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}
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//@RequiresApi(api = Build.VERSION_CODES.O)
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//private static class LocalDateSerializer implements JsonSerializer<LocalDate> {
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// @Override
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// public JsonElement serialize(final LocalDate src, final Type typeOfSrc, final JsonSerializationContext context) {
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// // Serialize as "yyyy-MM-dd" string
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// return new JsonPrimitive(src.format(DateTimeFormatter.ISO_LOCAL_DATE));
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// }
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//}
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}
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