public void SetValue(string fieldName, string newValue, ref bool changed)
{
if (!Props.TryGetValue(fieldName, out string existingValue) || newValue != existingValue)
{
Props[fieldName] = newValue;
if (fieldName == "time")
{
ProcessNewTime(Updated);
}
else if (fieldName == "wind_dir_deg" && double.TryParse(newValue, out double windDirDeg))
{
CompassDirection dir = Compass.GetCompassDirection((int)Math.Round(windDirDeg));
Props["wind_dir_abbr"] = dir.ToString();
Props["wind_dir_full"] = Compass.GetCompassDirectionName(dir);
}
else if (fieldName == "humidity" || fieldName == "temperature_C" || fieldName == "temperature_F")
{
if (fieldName == "temperature_C")
{
Props["temperature_F"] = Convert_C_to_F(newValue);
}
else if (fieldName == "temperature_F")
{
Props["temperature_C"] = Convert_F_to_C(newValue);
}
if (Props.TryGetValue("humidity", out string strHumidity) && double.TryParse(strHumidity, out double humidity) &&
Props.TryGetValue("temperature_C", out string strC) && double.TryParse(strC, out double C))
{
double absoluteHumidityGramsPerCubicMeter = (6.112 * Math.Pow(Math.E, (17.67 * C) / (C + 243.5)) * (humidity * 2.1674)) / (273.15 + C);
Props["humdity_abs_gpm3"] = absoluteHumidityGramsPerCubicMeter.ToString("0.#");
}
}
changed = true;
}
}
/// <summary>
/// Process an updated timestamp. This does things like parse the time string and update wind low and high values.
/// </summary>
/// <param name="newTimeStr"></param>
private void ProcessNewTime(DateTime?updated)
{
if (updated == null)
{
Props["time_epoch_ms"] = "0";
Props["time_local"] = "";
return;
}
Props["time_epoch_ms"] = TimeUtil.GetTimeInMsSinceEpoch(updated.Value).ToString();
Props["time_local"] = updated.Value.ToString("yyyy-MM-dd hh:mm:ss tt");
SetTimeout.OnBackground(() =>
{
try
{
updated = Updated;
bool hasAnyWindData = false;
// Compute wind averages over time
double wind_dir_deg = 0;
if (!Props.TryGetValue("wind_dir_deg", out string str_wind_dir_deg) || !double.TryParse(str_wind_dir_deg, out wind_dir_deg))
{
wind_dir_deg = 0;
}
if (Props.TryGetValue("wind_avg_mi_h", out string str_wind_speed_mph) && double.TryParse(str_wind_speed_mph, out double wind_speed_mph))
{
hasAnyWindData = true;
windTrackerMi.Add(wind_speed_mph, wind_dir_deg);
RollingMinMaxAvg.StoredValue low = windTrackerMi.GetMinimum();
CompassDirection dir = Compass.GetCompassDirection((int)Math.Round(low.directionDegrees));
Props["wind_5min_low_mi_h"] = low.speed.ToString();
Props["wind_5min_low_mi_dir_abbr"] = dir.ToString();
Props["wind_5min_low_mi_dir_full"] = Compass.GetCompassDirectionName(dir);
RollingMinMaxAvg.StoredValue high = windTrackerMi.GetMaximum();
dir = Compass.GetCompassDirection((int)Math.Round(high.directionDegrees));
Props["wind_5min_high_mi_h"] = high.speed.ToString();
Props["wind_5min_high_mi_dir_abbr"] = dir.ToString();
Props["wind_5min_high_mi_dir_full"] = Compass.GetCompassDirectionName(dir);
RollingMinMaxAvg.StoredValue avg = windTrackerMi.GetAverage();
dir = Compass.GetCompassDirection((int)Math.Round(avg.directionDegrees));
Props["wind_5min_avg_mi_h"] = avg.speed.ToString();
Props["wind_5min_avg_mi_dir_abbr"] = dir.ToString();
Props["wind_5min_avg_mi_dir_full"] = Compass.GetCompassDirectionName(dir);
}
if (Props.TryGetValue("wind_avg_km_h", out string str_wind_speed_kph) && double.TryParse(str_wind_speed_kph, out double wind_speed_kph))
{
windTrackerKm.Add(wind_speed_kph, wind_dir_deg);
RollingMinMaxAvg.StoredValue low = windTrackerKm.GetMinimum();
CompassDirection dir = Compass.GetCompassDirection((int)Math.Round(low.directionDegrees));
Props["wind_5min_low_km_h"] = low.speed.ToString();
Props["wind_5min_low_km_dir_abbr"] = dir.ToString();
Props["wind_5min_low_km_dir_full"] = Compass.GetCompassDirectionName(dir);
RollingMinMaxAvg.StoredValue high = windTrackerKm.GetMaximum();
dir = Compass.GetCompassDirection((int)Math.Round(high.directionDegrees));
Props["wind_5min_high_km_h"] = high.speed.ToString();
Props["wind_5min_high_km_dir_abbr"] = dir.ToString();
Props["wind_5min_high_km_dir_full"] = Compass.GetCompassDirectionName(dir);
RollingMinMaxAvg.StoredValue avg = windTrackerKm.GetAverage();
dir = Compass.GetCompassDirection((int)Math.Round(avg.directionDegrees));
Props["wind_5min_avg_km_h"] = avg.speed.ToString();
Props["wind_5min_avg_km_dir_abbr"] = dir.ToString();
Props["wind_5min_avg_km_dir_full"] = Compass.GetCompassDirectionName(dir);
}
if (hasAnyWindData)
{
int speed = (int)Math.Round(WindSpeedMph);
int gust = (int)Math.Round(WindGustMph);
StringBuilder sbWind = new StringBuilder();
if (speed == 0 && gust == 0)
{
sbWind.Append("Calm");
}
else
{
if (speed > 0)
{
sbWind.Append(speed + " MPH " + WindDirAbbr);
if (gust > speed)
{
sbWind.Append(", ");
}
}
if (gust > speed)
{
sbWind.Append("gusting to " + gust);
if (speed == 0)
{
sbWind.Append(" MPH " + WindGustDirAbbr);
}
}
}
Props["wind_desc_mi"] = sbWind.ToString();
}
}
catch (Exception ex)
{
try
{
OnBackgroundError(this, ex);
}
catch (Exception ex2)
{
Logger.Debug(ex2, "MqttDevice OnBackgroundError event");
}
}
try
{
OnUpdate(this, new EventArgs());
}
catch (Exception ex)
{
Logger.Debug(ex, "MqttDevice OnUpdate event");
}
}, 250);
}