/// <summary>
/// takes the current stored item and saves it to the database, if empty nothing will happen.
/// </summary>
/// <returns>Current Object</returns>
public void Save()
{
if (_currObject != null && _currObject.weather.Count != 0)
{
//write _currObject to the database.
WeatherInfo newRecord = new WeatherInfo
{
Timestamp = DateTime.Now,
Locale = _currObject.name,
Country = _currObject.sys.country,
Temperature = _currObject.main.temp.ToString(),
Temperature_Min = _currObject.main.temp_min.ToString(),
Temperature_Max = _currObject.main.temp_max.ToString()
};
_weather = _currObject.weather.FirstOrDefault();
if (_weather != null)
{
newRecord.Description = _weather.description;
newRecord.MainInfo = _weather.main;
}
db.WeatherInfoes.Add(newRecord);
try
{
db.SaveChanges(); //in this case only crashes if the database is unreachable or if data is corrupted
}
catch (Exception e)
{
_currObject = null; //do this so that updatescreen doesnt die on error data
}
}
}
/// <summary>
/// Updates the Userinterface with either the current values or the most recent from the database.
/// </summary>
/// <returns></returns>
public void UpdateScreen(MainScreen screen)
{
if (_currObject != null && _weather != null)
{
string currentTemp = "";
if (screen.radio_celsius.Checked)
{
currentTemp = string.Format("{0} °C", _currObject.main.temp);
}
else
{
currentTemp = string.Format("{0} °F", ((9.0 / 5.0) * _currObject.main.temp + 32));
}
screen.weatherIcon.ImageLocation = "http://openweathermap.org/img/w/" + _weather.icon + ".png";
screen.lblLocationActueel.Text = string.Format("{0}, {1}", _currObject.name, _currObject.sys.country);
screen.lblWeatherInfoActueel.Text = _weather.main;
screen.lblWeatherLongActueel.Text = _weather.description;
screen.lblTemperatureActueel.Text = string.Format("{0}", currentTemp);
screen.lblWindActueel.Text = string.Format("{0} met {1} km/h", calcDirection(_currObject.wind.deg), _currObject.wind.speed);
screen.lblAirActueel.Text = string.Format("{0}%", _currObject.main.humidity);
screen.contextMenuStrip1.Items[0].Text = "Temperatuur: " + currentTemp;
//update the contect menu
//set the last refresh date
screen.lblLastUpdate.Text = string.Format("(Laatste update: {0})", DateTime.Now.ToLongTimeString());
}
else
{
//get the latest database values.
WeatherInfo latestRecord = db.WeatherInfoes.OrderByDescending(c => c.Id).FirstOrDefault();
if (latestRecord != null)
{
string currentTemp = "";
if (screen.radio_celsius.Checked)
{
currentTemp = string.Format("{0} °C", latestRecord.Temperature);
}
else
{
currentTemp = string.Format("{0} °F", ((9.0 / 5.0) * double.Parse(latestRecord.Temperature) + 32));
}
screen.lblLocationActueel.Text = string.Format("{0}, {1}", latestRecord.Locale, latestRecord.Country);
screen.lblWeatherInfoActueel.Text = latestRecord.MainInfo;
screen.lblWeatherLongActueel.Text = latestRecord.Description;
screen.lblTemperatureActueel.Text = string.Format("{0}", currentTemp);
screen.lblWindActueel.Text = "Unavailable";
screen.lblAirActueel.Text = "Unavailable";
screen.contextMenuStrip1.Items[0].Text = "Temperatuur: " + currentTemp;
}
}
}
