public ActionResult Index(WeatherLookupViewModel weatherLookupViewModel)
{
//Check if model state (Data annotations on viewmodel class) is valid if not return the model to the
//view.
if (!ModelState.IsValid)
{
return(View(weatherLookupViewModel));
}
//Create request to be sent to the WeatherLookupService
var request = new WeatherLookupRequest {
ZipCode = weatherLookupViewModel.ZipCodeSearch
};
//Execute the request against the weatherlookupservice
var response = WeatherLookupService.WeatherLookupRequest(request);
//If the service was unable to grab the current weather, then tell the view not to show the
//Weather search results box.
weatherLookupViewModel.WeatherSearchPerformed = response.Success;
//Depending on the state of the response, clean up the viewModel we are returning.
weatherLookupViewModel.WeatherDataFound = response.Success;
weatherLookupViewModel.CurrentConditions = response.Success ? response.Conditions : string.Empty;
weatherLookupViewModel.CurrentTemperature = response.Success ? response.Temperature : string.Empty;
if (response.Success)
{
weatherLookupViewModel.WeatherIconUrls = response.WeatherIconUrls;
}
return(View(weatherLookupViewModel));
}
private IndividualWeatherEntryViewModel GetWeatherData(string zipCode, Guid userId, string userName)
{
var individualWeatherEntryViewModel = new IndividualWeatherEntryViewModel();
var request = new WeatherLookupRequest {
ZipCode = zipCode
};
var response = WeatherLookupService.WeatherLookupRequest(request);
if (!response.Success)
{
return(individualWeatherEntryViewModel);
}
individualWeatherEntryViewModel.CurrentTemperature = response.Temperature;
individualWeatherEntryViewModel.CurrentConditions = response.Conditions;
individualWeatherEntryViewModel.UserId = userId;
individualWeatherEntryViewModel.Username = userName;
individualWeatherEntryViewModel.PostalCode = zipCode;
return(individualWeatherEntryViewModel);
}
public WeatherLookupResponse WeatherLookupRequest(WeatherLookupRequest request)
{
var response = new WeatherLookupResponse {
Success = false, Message = "Failed to lookup weather."
};
try
{
//Using rest sharp to pull weather data from the weather api url.
var client = new RestClient(_apiUrl);
var zipCodeRequest = string.Format(_apiRestRequest, request.ZipCode);
var restRequest = new RestRequest(zipCodeRequest, Method.GET)
{
RequestFormat = DataFormat.Json
};
//Used http://json2csharp.com/ to build C# classes from the worldWeatherONline API.
var restResponse = client.Execute <WorldWideWeatherOnline.JSONClasses.RootObject>(restRequest);
//return a failed response if we are unable to pull weather data.
if (restResponse.ErrorException != null)
{
response.Success = false;
response.Exception = restResponse.ErrorException;
response.Message = restResponse.ErrorMessage;
return(response);
}
//If any piece of restResponse we need was not returned. Return a failed response.
if (restResponse.Data == null || restResponse.Data.data == null || restResponse.Data.data.current_condition == null)
{
response.Success = false;
response.Message = "Unable to determine the current conditions";
return(response);
}
var returnedData = restResponse.Data;
var currentConditions = returnedData.data.current_condition.FirstOrDefault();
if (currentConditions == null)
{
response.Success = false;
response.Message = "Unable to determine the current conditions";
return(response);
}
//Weather descriptions is a collection, so build a string with all the values
var weatherDescriptions = currentConditions.weatherDesc;
var conditions = new StringBuilder();
foreach (var weatherDescription in weatherDescriptions)
{
conditions.AppendLine(weatherDescription.value);
}
var weatherIconUrls = currentConditions.weatherIconUrl;
//Add all weather icon urls gotten to the response.
foreach (var weatherIconUrl in weatherIconUrls)
{
response.WeatherIconUrls.Add(weatherIconUrl.value);
}
response.Temperature = currentConditions.temp_F + " degrees Farenheight";
response.Conditions = conditions.ToString();
}
catch (Exception exception)
{
response.Exception = exception;
response.Success = false;
return(response);
}
response.Success = true;
response.Message = string.Empty;
return(response);
}
