public async Task <WeatherModel> GetByCity(string country, string city)
{
var errors = new List <ErrorModel>();
foreach (var provider in _providers)
{
try
{
var res = await provider.GetWeather(country, city);
if (!res.Errored)
{
return(res);
}
errors.Add(res.Error);
}
catch (Exception ex)
{
_logger.Warning(ex, "Provider exception. Type: {providerType}, Method: {method}", provider.GetType().Name, nameof(provider.GetWeather));
errors.Add(ErrorModel.FromException(ex, $"Exception from {provider.GetType().Name}"));
}
}
//If we have reached here nothing was returned
var errorMessage = $"One or more errors occurred:\n{string.Join("\n", errors.Select(e => e.ErrorMessage))}";
var exceptions = errors.Select(e => e.Exception);
return(WeatherModel.FromException(new AggregateException(errorMessage, exceptions)));
}
private WeatherModel MapData(string data)
{
if (string.Equals("Data not found", data, StringComparison.OrdinalIgnoreCase))
{
return(WeatherModel.FromException(new Exception("No data found")));
}
//TODO: Never got a succesful response back
//... Happy path not done
throw new NotImplementedException();
}
public virtual async Task<WeatherModel> GetByCity(string country, string city)
{
WeatherModel model;
try
{
model = await _provider.GetWeather(country, city);
}
catch (Exception ex)
{
Log.Error(ex, "GetByCity failed. Country : {country}, City: {city}", country, city);
model = WeatherModel.FromException(ex);
}
return model;
}
public Task <WeatherModel> GetByCity(string country, string city)
{
return(Task.FromResult(WeatherModel.FromException(new Exception("An expected error has occurred"))));
}
