3 files changed, 39 insertions, 7 deletions
diff --git a/waterspout_radar/_radar.py b/waterspout_radar/_radar.py
index 345bbd6..c8cca1f 100644
--- a/waterspout_radar/_radar.py
+++ b/waterspout_radar/_radar.py
@@ -23,6 +23,31 @@ class Prediction:
 	low_clouds: float
 	swi: float
 
+	def json(self):
+		return {
+			"time": self.time.isoformat(),
+			"latitude": self.latitude,
+			"longitude": self.longitude,
+			"dt": self.temperature_difference.m_as("kelvin"),
+			"ccd": self.convective_cloud_depth.m_as("foot"),
+			"wind": self.wind.m_as("knot"),
+			"clouds": self.low_clouds,
+			"swi": self.swi,
+		}
+
+	@classmethod
+	def from_json(cls, json):
+		return cls(
+			datetime.datetime.fromisoformat(json["time"]),
+			json["latitude"],
+			json["longitude"],
+			json["dt"] * metunits.units.kelvin,
+			json["ccd"] * metunits.units.foot,
+			json["wind"] * metunits.units.knot,
+			json["clouds"],
+			json["swi"])
+
+
 
 def calculate(config) -> typing.List[Prediction]:
 	units = metunits.units
@@ -45,12 +70,13 @@ def calculate(config) -> typing.List[Prediction]:
 			pressure, _ = calc.el(cast["pressure"], cast["temp"], cast["dewpoint"])
 			el = calc.pressure_to_height_std(pressure)
 			ccd = (el - lcl).to(units.ft)
-			clouds = cast["lclouds"].magnitude / 100
+			clouds = cast["lclouds"][0].magnitude / 100
 			try:
 				swi = szilagyi.calculate_swi(dt, ccd)
 			except ValueError:
 				swi = -10
-			yield Prediction(cast.timestamp, latitude, longitude, dt, ccd, 0, clouds, swi)
+			wind = 0.0 * units.kts
+			yield Prediction(cast.timestamp, latitude, longitude, dt, ccd, wind, clouds, swi)
 
 	predictions = []
 	locator = geocoders.Nominatim(user_agent="waterspout-radar")
diff --git a/waterspout_radar/_storage.py b/waterspout_radar/_storage.py
index 6b9b968..aa9f0b1 100644
--- a/waterspout_radar/_storage.py
+++ b/waterspout_radar/_storage.py
@@ -1,6 +1,8 @@
 import datetime
 import typing
 
+import tinydb
+
 from . import _radar
 
 Period = typing.Tuple[datetime.datetime, datetime.datetime]
@@ -8,11 +10,14 @@ Period = typing.Tuple[datetime.datetime, datetime.datetime]
 
 class Storage:
 	def __init__(self, pathname):
-		pass
+		self.db = tinydb.TinyDB(pathname, create_dirs=True)
 
 	def show(self, period: Period=None):
-		return []
+		return map(_radar.Prediction.from_json, self.db.all())
 
 	def extend(self, predictions: typing.Iterable[_radar.Prediction]):
 		for prediction in predictions:
-			print(prediction.time, prediction.swi)
+			self.db.insert(prediction.json())
+
+	def __iter__(self):
+		return self.show()
diff --git a/waterspout_radar/cli.py b/waterspout_radar/cli.py
index ecf79d8..24f9e53 100644
--- a/waterspout_radar/cli.py
+++ b/waterspout_radar/cli.py
@@ -11,8 +11,9 @@ def main():
 	args = parser.parse_args()
 	config = _config.load(args.config)
 	storage = _storage.Storage(config.db)
-	predictions = _radar.calculate(config)
-	storage.extend(predictions)
+	storage.extend(_radar.calculate(config))
+	for prediction in sorted(storage, key=lambda x: (x.time, x.swi)):
+		print(prediction.time, prediction.low_clouds, prediction.swi)
 
 
 if __name__ == "__main__":