feat(weather): add openweather api

gallery/painting/openweather/parser.py

@@ -0,0 +1,52 @@
+import datetime
+
+from gallery.sketch.weather.model import Cloudness, Precipitation, WeatherValue
+from gallery.sketch.weather.util import build_weather_value
+
+from .openweather import ForecastItem
+
+
+class ForecastItemParser:
+    CLOUDNESS_MAP: dict[str, Cloudness] = {
+        "clear sky": Cloudness.CLEAR,
+        "few clouds": Cloudness.PARTLY_CLOUDY,
+        "scattered clouds": Cloudness.PARTLY_CLOUDY,
+        "broken clouds": Cloudness.CLOUDY,
+        "overcast clouds": Cloudness.MAINLY_CLOUDY,
+        "light rain": Cloudness.CLOUDY,
+    }
+
+    PRECIPITATION_MAP: dict[str, Precipitation] = {
+        "light rain": Precipitation.SMALL_RAIN,
+        "rain": Precipitation.RAIN,
+        "heavy rain": Precipitation.SHOWER,
+    }
+
+    def parse(self, item: ForecastItem) -> WeatherValue:
+        item_date = datetime.datetime.fromtimestamp(item.dt, datetime.UTC)
+        item_date = (
+            item_date.replace(tzinfo=datetime.timezone.utc)
+            .astimezone(tz=None)
+            .replace(tzinfo=None)
+        )
+        value = build_weather_value(item_date)
+        # TODO parse temperature interval flag
+        value.temperature = [round(item.main.temp)]
+        # value.temperature = [round(item.main.temp_max), round(item.main.temp_min)]
+        value.pressure = [round(item.main.pressure / 133.3 * 100)]
+        value.humidity = item.main.humidity
+        value.wind_speed = round(item.wind.speed)
+        value.wind_gust = round(item.wind.gust)
+        value.wind_direction = item.wind.deg
+        value.sky.cloudness = self.CLOUDNESS_MAP.get(
+            item.weather[0].description, Cloudness.CLEAR
+        )
+        value.sky.precipitation = self.PRECIPITATION_MAP.get(
+            item.weather[0].description, Precipitation.NO
+        )
+        if item.rain:
+            value.precipitation = round(item.rain.interval_3h, 1)
+        return value
+
+
+FORECAST_ITEM_PARSER = ForecastItemParser()