/// <summary>
/// Attempts to create a DailyWeather object.
/// </summary>
/// <param name="dayOfMonth">String representing the day of the month the weather was recorded. Should be a numeric value.</param>
/// <param name="minTemp">String representing the min temperature for the day. Should be a numeric value.</param>
/// <param name="maxTemp">String representing the max temperature for the day. Should be a numeric value.</param>
/// <param name="dailyWeather">A DailyWeather object created from the input values (or an empty implementation if parsing failed).</param>
/// <returns>True if object successfully created with input params. False if not and out param is set to empty object.</returns>
public bool TryCreate(string dayOfMonth, string minTemp, string maxTemp, out IDailyWeather dailyWeather)
{
bool successfulParse;
try
{
successfulParse = int.TryParse(dayOfMonth, out int parsedDay);
successfulParse &= int.TryParse(minTemp, out int parsedMinTemp);
successfulParse &= int.TryParse(maxTemp, out int parsedMaxTemp);
// Could throw an error to indicate there was an issue parsing with specific detail on what failed;
// Because this application does not have specific error handling reqs, I like using the empty object
// here for simplicity.
if (successfulParse)
{
TryCreate(parsedDay, parsedMinTemp, parsedMaxTemp, out dailyWeather);
}
else
{
dailyWeather = DailyWeather.EmptyDailyWeather;
}
}
catch (Exception ex)
{
_loggingService.Log("Unable to create DailyWeather object from string values.", ex);
dailyWeather = DailyWeather.EmptyDailyWeather;
}
return((DailyWeather)dailyWeather != DailyWeather.EmptyDailyWeather);
}
/// <summary>
/// Creates a DailyWeather object.
/// </summary>
/// <returns>True if object successfully created with input params. False if not and out param is set to empty object.</returns>
public bool TryCreate(int dayOfMonth, int minTemp, int maxTemp, out IDailyWeather dailyWeather)
{
try
{
dailyWeather = new DailyWeather(dayOfMonth, minTemp, maxTemp);
}
catch (Exception ex)
{
_loggingService.Log("Unable to create DailyWeather object from numeric values.", ex);
dailyWeather = DailyWeather.EmptyDailyWeather;
}
return((DailyWeather)dailyWeather != DailyWeather.EmptyDailyWeather);
}
