/// <summary>
/// Recursive method responsible for navigation between API pages and deserialization of data.
/// </summary>
/// <param name="url">API access url</param>
/// <param name="starships">List of Ships that will be added to each page found in the API</param>
private static void BuildResult(string url, List <StarshipModel> starships)
{
if (string.IsNullOrEmpty(url))
{
return;
}
HttpResponseMessage message = null;
try
{
message = HttpClient.GetAsync(url).GetAwaiter().GetResult();
}
catch (Exception ex)
{
Console.WriteLine($"An error occurred. {ex}");
}
string result = message.Content.ReadAsStringAsync().GetAwaiter().GetResult();
StarshipResultModel apiResult = null;
try
{
apiResult = JsonConvert.DeserializeObject <StarshipResultModel>(result);
}
catch (JsonReaderException ejs)
{
Console.WriteLine($"An error occurred. {ejs}");
}
starships.AddRange(apiResult.Results);
if (apiResult.Next != null)
{
BuildResult(apiResult.Next, starships);
}
}
public static StarshipResultModel GetStarshipResults()
{
StarshipResultModel starships = _client.Execute <StarshipResultModel>(new RestRequest("https://swapi.co/api/starships", Method.GET))?.Data;
if (starships?.results == null)
{
return(starships);
}
while (!string.IsNullOrWhiteSpace(starships?.next))
{
StarshipResultModel newStarships = _client.Execute <StarshipResultModel>(new RestRequest(starships.next, Method.GET))?.Data;
if (newStarships?.results == null)
{
continue;
}
starships.results.AddRange(newStarships.results);
starships.next = newStarships.next;
}
return(starships);
}
