private void CalculatePressureTrend()
{
var pressureData = _database
.GetReadingValueHistory(WeatherValueType.Pressure, Timestamp.AddHours(-3), Timestamp).Result.ToList();
var xData = pressureData.Select(p => (double)p.Timestamp.ToUnixTimeSeconds()).ToArray();
var yData = pressureData.Select(p => (double)p.Value / 100.0).ToArray();
var lineFunction = Fit.LineFunc(xData, yData);
PressureDifferenceThreeHour = (decimal)(lineFunction(xData.Last()) - lineFunction(xData[0]));
}
public bool UpdatedToday(UserModel user, DateTimeOffset now)
{
var updateTimeInUsersTimeZone = Timestamp.AddHours(user.Gmt);
return(updateTimeInUsersTimeZone.Date == now.Date);
}
private void CalculateRainLastHour()
{
RainLastHour = _database.GetReadingValueSum(WeatherValueType.Rain, Timestamp.AddHours(-1), Timestamp).Result;
}
public Session()
{
Token = Guid.NewGuid().ToString();
Timestamp = DateTime.Now;
Expires = Timestamp.AddHours(1); // Session is very temporary
}