Add UV Index to current weather and forecast (#159)

app/src/main/kotlin/de/timklge/karooheadwind/DataStore.kt

@@ -294,9 +294,9 @@ fun lerpWeather(
         weatherCode = closestWeatherData.weatherCode,
         isForecast = closestWeatherData.isForecast,
         isNight = closestWeatherData.isNight,
+        uvi = start.uvi + (end.uvi - start.uvi) * factor
     )
 }
-
 fun lerpWeatherTime(
     weatherData: List<WeatherData>?,
     currentWeatherData: WeatherData

app/src/main/kotlin/de/timklge/karooheadwind/KarooHeadwindExtension.kt

@@ -17,6 +17,7 @@ import de.timklge.karooheadwind.datatypes.SealevelPressureDataType
 import de.timklge.karooheadwind.datatypes.SurfacePressureDataType
 import de.timklge.karooheadwind.datatypes.TailwindAndRideSpeedDataType
 import de.timklge.karooheadwind.datatypes.TemperatureDataType
+import de.timklge.karooheadwind.datatypes.UviDataType
 import de.timklge.karooheadwind.datatypes.TemperatureForecastDataType
 import de.timklge.karooheadwind.datatypes.WeatherForecastDataType
 import de.timklge.karooheadwind.datatypes.WindDirectionAndSpeedDataType
@@ -83,7 +84,8 @@ class KarooHeadwindExtension : KarooExtension("karoo-headwind", BuildConfig.VERS
             WindDirectionAndSpeedDataType(karooSystem, applicationContext),
             RelativeGradeDataType(karooSystem, applicationContext),
             RelativeElevationGainDataType(karooSystem, applicationContext),
-            TemperatureDataType(karooSystem, applicationContext)
+            TemperatureDataType(karooSystem, applicationContext),
+            UviDataType(karooSystem, applicationContext)
         )
     }
 

app/src/main/kotlin/de/timklge/karooheadwind/datatypes/ForecastDataType.kt

@@ -65,14 +65,14 @@ import kotlinx.coroutines.flow.flow
 import kotlinx.coroutines.launch
 import java.time.Instant
 import java.time.ZoneId
-import java.time.format.DateTimeFormatter
 import java.time.temporal.ChronoUnit
 import kotlin.math.abs
 import kotlin.math.roundToInt
 
 abstract class ForecastDataType(private val karooSystem: KarooSystemService, typeId: String) : DataTypeImpl("karoo-headwind", typeId) {
     @Composable
-    abstract fun RenderWidget(arrowBitmap: Bitmap,
+    abstract fun RenderWidget(
+        arrowBitmap: Bitmap,
         current: WeatherInterpretation,
         windBearing: Int,
         windSpeed: Int,
@@ -85,7 +85,9 @@ abstract class ForecastDataType(private val karooSystem: KarooSystemService, typ
         dateLabel: String?,
         distance: Double?,
         isImperial: Boolean,
-                              isNight: Boolean)
+        isNight: Boolean,
+        uvi: Double
+    )
 
     @OptIn(ExperimentalGlanceRemoteViewsApi::class)
     private val glance = GlanceRemoteViews()
@@ -107,6 +109,7 @@ abstract class ForecastDataType(private val karooSystem: KarooSystemService, typ
                     val weatherData = (0..<12).map {
                         val forecastTime = timeAtFullHour + it * 60 * 60
                         val forecastTemperature = 20.0 + (-20..20).random()
+                        val forecastUvi = 0.0 + (0..12).random().toDouble()
                         val forecastPrecipitation = 0.0 + (0..10).random()
                         val forecastPrecipitationProbability = (0..100).random()
                         val forecastWeatherCode = WeatherInterpretation.getKnownWeatherCodes().random()
@@ -127,7 +130,8 @@ abstract class ForecastDataType(private val karooSystem: KarooSystemService, typ
                             windGusts = forecastWindGusts,
                             weatherCode = forecastWeatherCode,
                             isForecast = true,
-                            isNight = it < 2
+                            isNight = it < 2,
+                            uvi = forecastUvi
                         )
                     }
 
@@ -149,7 +153,8 @@ abstract class ForecastDataType(private val karooSystem: KarooSystemService, typ
                             windGusts = 10.0,
                             weatherCode = WeatherInterpretation.getKnownWeatherCodes().random(),
                             isForecast = false,
-                            isNight = false
+                            isNight = false,
+                            uvi = 2.0
                         ),
                         coords = GpsCoordinates(0.0, 0.0, distanceAlongRoute = index * distancePerHour),
                         timezone = "UTC",
@@ -333,7 +338,8 @@ abstract class ForecastDataType(private val karooSystem: KarooSystemService, typ
                                     dateLabel = if (hasNewDate) formattedDate else null,
                                     distance = null,
                                     isImperial = settingsAndProfile.isImperial,
-                                    isNight = data.current.isNight
+                                    isNight = data.current.isNight,
+                                    uvi = data.current.uvi
                                 )
 
                                 previousDate = formattedDate
@@ -359,7 +365,8 @@ abstract class ForecastDataType(private val karooSystem: KarooSystemService, typ
                                     dateLabel = if (hasNewDate) formattedDate else null,
                                     distance = if (settingsAndProfile.settings.showDistanceInForecast) distanceFromCurrent else null,
                                     isImperial = settingsAndProfile.isImperial,
-                                    isNight = weatherData?.isNight == true
+                                    isNight = weatherData?.isNight == true,
+                                    uvi = weatherData?.uvi ?: 0.0
                                 )
 
                                 previousDate = formattedDate

app/src/main/kotlin/de/timklge/karooheadwind/datatypes/LineGraphForecastDataType.kt

@@ -94,6 +94,7 @@ abstract class LineGraphForecastDataType(private val karooSystem: KarooSystemSer
                         val forecastWindSpeed = 0.0 + (0..10).random()
                         val forecastWindDirection = 0.0 + (0..360).random()
                         val forecastWindGusts = 0.0 + (0..10).random()
+                        val forcastUvi = 0.0 + (0..12).random()
                         WeatherData(
                             time = forecastTime,
                             temperature = forecastTemperature,
@@ -108,7 +109,8 @@ abstract class LineGraphForecastDataType(private val karooSystem: KarooSystemSer
                             windGusts = forecastWindGusts,
                             weatherCode = forecastWeatherCode,
                             isForecast = true,
-                            isNight = it < 2
+                            isNight = it < 2,
+                            uvi = forcastUvi
                         )
                     }
 
@@ -130,7 +132,8 @@ abstract class LineGraphForecastDataType(private val karooSystem: KarooSystemSer
                             windGusts = 10.0,
                             weatherCode = WeatherInterpretation.getKnownWeatherCodes().random(),
                             isForecast = false,
-                            isNight = false
+                            isNight = false,
+                            uvi = 2.0
                         ),
                         coords = GpsCoordinates(0.0, 0.0, distanceAlongRoute = index * distancePerHour),
                         timezone = "UTC",

app/src/main/kotlin/de/timklge/karooheadwind/datatypes/UviDataType.kt

@@ -0,0 +1,12 @@
+package de.timklge.karooheadwind.datatypes
+
+import android.content.Context
+import de.timklge.karooheadwind.weatherprovider.WeatherData
+import io.hammerhead.karooext.KarooSystemService
+import io.hammerhead.karooext.models.UserProfile
+
+class UviDataType(karooSystemService: KarooSystemService, context: Context) : BaseDataType(karooSystemService, context, "uvi"){
+    override fun getValue(data: WeatherData, userProfile: UserProfile): Double {
+        return data.uvi
+    }
+}

app/src/main/kotlin/de/timklge/karooheadwind/datatypes/WeatherForecastDataType.kt

@@ -23,6 +23,7 @@ class WeatherForecastDataType(karooSystem: KarooSystemService) : ForecastDataTyp
         distance: Double?,
         isImperial: Boolean,
         isNight: Boolean,
+        uvi: Double,
     ) {
         Weather(
             arrowBitmap = arrowBitmap,

app/src/main/kotlin/de/timklge/karooheadwind/weatherprovider/WeatherData.kt

@@ -17,6 +17,7 @@ data class WeatherData(
     val windGusts: Double,
     val weatherCode: Int,
     val isForecast: Boolean,
-    val isNight: Boolean
+    val isNight: Boolean,
+    val uvi: Double,
 )
 

app/src/main/kotlin/de/timklge/karooheadwind/weatherprovider/openmeteo/OpenMeteoWeatherData.kt

@@ -18,6 +18,7 @@ data class OpenMeteoWeatherData(
     @SerialName("wind_gusts_10m") val windGusts: Double,
     @SerialName("weather_code") val weatherCode: Int,
     @SerialName("is_day") val isDay: Int,
+    @SerialName("uv_index") val uvi: Double,
 ) {
     fun toWeatherData(): WeatherData = WeatherData(
         temperature = temperature,
@@ -33,6 +34,7 @@ data class OpenMeteoWeatherData(
         time = time,
         isForecast = false,
         isNight = isDay == 0,
+        uvi = uvi
     )
 }
 

app/src/main/kotlin/de/timklge/karooheadwind/weatherprovider/openmeteo/OpenMeteoWeatherForecastData.kt

@@ -19,6 +19,7 @@ data class OpenMeteoWeatherForecastData(
     @SerialName("pressure_msl") val sealevelPressure: List<Double>,
     @SerialName("is_day") val isDay: List<Int>,
     @SerialName("relative_humidity_2m") val relativeHumidity: List<Int>,
+    @SerialName("uv_index") val uvi: List<Double>,
     ) {
     fun toWeatherData(): List<WeatherData> {
         return time.mapIndexed { index, t ->
@@ -37,6 +38,7 @@ data class OpenMeteoWeatherForecastData(
                 surfacePressure = surfacePressure[index],
                 sealevelPressure = sealevelPressure[index],
                 relativeHumidity = relativeHumidity[index],
+                uvi = uvi[index]
             )
         }
     }

app/src/main/kotlin/de/timklge/karooheadwind/weatherprovider/openmeteo/OpenMeteoWeatherProvider.kt

@@ -30,7 +30,7 @@ class OpenMeteoWeatherProvider : WeatherProvider {
             // https://api.open-meteo.com/v1/forecast?latitude=52.52&longitude=13.41&current=is_day,surface_pressure,pressure_msl,temperature_2m,relative_humidity_2m,precipitation,weather_code,cloud_cover,wind_speed_10m,wind_direction_10m,wind_gusts_10m&hourly=temperature_2m,precipitation_probability,precipitation,weather_code,wind_speed_10m,wind_direction_10m,wind_gusts_10m&timeformat=unixtime&past_hours=1&forecast_days=1&forecast_hours=12
             val lats = gpsCoordinates.joinToString(",") { String.format(Locale.US, "%.6f", it.lat) }
             val lons = gpsCoordinates.joinToString(",") { String.format(Locale.US, "%.6f", it.lon) }
-            val url = "https://api.open-meteo.com/v1/forecast?latitude=${lats}&longitude=${lons}&current=is_day,surface_pressure,pressure_msl,temperature_2m,relative_humidity_2m,precipitation,weather_code,cloud_cover,wind_speed_10m,wind_direction_10m,wind_gusts_10m&hourly=temperature_2m,precipitation_probability,precipitation,weather_code,wind_speed_10m,wind_direction_10m,wind_gusts_10m,is_day,surface_pressure,pressure_msl,relative_humidity_2m,cloud_cover&timeformat=unixtime&past_hours=0&forecast_days=1&forecast_hours=12&wind_speed_unit=ms"
+            val url = "https://api.open-meteo.com/v1/forecast?latitude=${lats}&longitude=${lons}&current=is_day,surface_pressure,pressure_msl,uv_index,temperature_2m,relative_humidity_2m,precipitation,weather_code,cloud_cover,wind_speed_10m,wind_direction_10m,wind_gusts_10m&hourly=uv_index,temperature_2m,precipitation_probability,precipitation,weather_code,wind_speed_10m,wind_direction_10m,wind_gusts_10m,is_day,surface_pressure,pressure_msl,relative_humidity_2m,cloud_cover&timeformat=unixtime&past_hours=0&forecast_days=1&forecast_hours=12&wind_speed_unit=ms"
 
             Log.d(KarooHeadwindExtension.TAG, "Http request to ${url}...")
 

app/src/main/kotlin/de/timklge/karooheadwind/weatherprovider/openweathermap/OpenWeatherMapForecastData.kt

@@ -20,7 +20,8 @@ data class OpenWeatherMapForecastData(
     val pop: Double,
     val rain: Rain? = null,
     val snow: Snow? = null,
-    val weather: List<Weather>
+    val weather: List<Weather>,
+    val uvi: Double,
 ) {
     fun toWeatherData(currentWeatherData: OpenWeatherMapWeatherData): WeatherData {
         val dtInstant = Instant.ofEpochSecond(dt)
@@ -32,6 +33,7 @@ data class OpenWeatherMapForecastData(
         val sunsetTime = sunsetInstant.atZone(ZoneOffset.UTC).toLocalTime()
 
         return WeatherData(
+            uvi = uvi,
             temperature = temp,
             relativeHumidity = humidity,
             precipitation = rain?.h1 ?: 0.0,

app/src/main/kotlin/de/timklge/karooheadwind/weatherprovider/openweathermap/OpenWeatherMapWeatherData.kt

@@ -19,9 +19,11 @@ data class OpenWeatherMapWeatherData(
     val wind_gust: Double? = null,
     val rain: Rain? = null,
     val snow: Snow? = null,
+    val uvi: Double,
     val weather: List<Weather>){
 
     fun toWeatherData(): WeatherData = WeatherData(
+        uvi = uvi,
         temperature = temp,
         relativeHumidity = humidity,
         precipitation = rain?.h1 ?: 0.0,

app/src/main/res/values/strings.xml

@@ -22,6 +22,8 @@
     <string name="sealevelPressure">Sealevel pressure</string>
     <string name="sealevelPressure_description">Atmospheric pressure at sea level in configured unit</string>
     <string name="weather_forecast">Weather Forecast</string>
+    <string name="uvi">UV Index</string>
+    <string name="uvi_description">Current UV Index at current location</string>
     <string name="weather_forecast_description">Current hourly weather forecast</string>
     <string name="temperature_forecast">Temperature Forecast</string>
     <string name="temperature_forecast_description">Current hourly temperature forecast</string>

app/src/main/res/xml/extension_info.xml

@@ -131,6 +131,13 @@
         icon="@drawable/thermometer"
         typeId="temperature" />
 
+    <DataType
+            description="@string/uvi_description"
+            displayName="@string/uvi"
+            graphical="false"
+            icon="@drawable/thermometer"
+            typeId="uvi" />
+
     <DataType
         description="@string/relativeGrade_description"
         displayName="@string/relativeGrade"