public EtherscanApiClient(
IHttpClientRequestFactory requestFactory = default(IHttpClientRequestFactory)
)
{
Guard.NotNull(requestFactory, nameof(requestFactory));
RequestFactory = requestFactory;
}
/// <summary>
/// Uses <paramref name="instance"/> to call <paramref name="uri"/> via a HTTP GET and serializes the response.
/// </summary>
/// <typeparam name="TResult">Type of response value</typeparam>
/// <param name="instance">The <see cref="IHttpClientRequestFactory"/> being extended.</param>
/// <param name="uri">Relative uri of the service to call</param>
/// <param name="query">A <see cref="RequestMessageBase"/> used to build query parameters.</param>
/// <param name="queryString">An optional <see cref="IDictionary{TKey,TValue}"/> containing additional query parameters.</param>
/// <returns>The resulting <typeparamref name="TResult"/>.</returns>
/// <exception cref="WebException">Thrown if the service responds with an unsuccessful response.</exception>
/// <exception cref="InvalidOperationException">Thrown if the service returns a null response.</exception>
public static async Task <TResult> ServiceGet <TResult>(this IHttpClientRequestFactory instance, string uri, RequestMessageBase query,
IDictionary <string, string> queryString = default(IDictionary <string, string>))
where TResult : class
{
queryString = query?.ToQueryDictionary(queryString) ?? throw new ArgumentNullException(nameof(query));
return(await ServiceGet <TResult>(instance, uri, queryString));
}
/// <summary>
/// Uses <paramref name="instance"/> to call <paramref name="uri"/> via a HTTP GET and serializes the response.
/// </summary>
/// <typeparam name="TResult">Type of response value</typeparam>
/// <param name="instance">The <see cref="IHttpClientRequestFactory"/> being extended.</param>
/// <param name="uri">Relative uri of the service to call</param>
/// <param name="queryString">An optional <see cref="IDictionary{TKey,TValue}"/> containing additional query parameters.</param>
/// <returns>The resulting <typeparamref name="TResult"/>.</returns>
/// <exception cref="WebException">Thrown if the service responds with an unsuccessful response.</exception>
/// <exception cref="InvalidOperationException">Thrown if the service returns a null response.</exception>
public static async Task <TResult> ServiceGet <TResult>(this IHttpClientRequestFactory instance, string uri,
IDictionary <string, string> queryString = default(IDictionary <string, string>))
where TResult : class
{
if (instance == null)
{
throw new ArgumentNullException(nameof(instance));
}
var req = instance.CreateRequest(uri, queryString);
req.Method = "GET";
try
{
using (var response =
await Task.Factory.FromAsync(req.BeginGetResponse, req.EndGetResponse, req) as HttpWebResponse)
{
if (response == null)
{
throw new InvalidOperationException(Res.NullResponseDetected);
}
if (response.StatusCode == HttpStatusCode.NotFound)
{
return(default(TResult));
}
if (response.StatusCode != HttpStatusCode.OK)
{
throw new WebException(response.StatusDescription);
}
var data = ReadResponseStream(response);
try
{
return(JsonConvert.DeserializeObject <TResult>(data));
}
catch (JsonSerializationException jex)
{
// Note this likely means an error response was returned; we should parse and throw an informative error
var ex = new InvalidOperationException("Unexpected failure parsing response", jex);
ex.Data["JSON"] = data;
throw ex;
}
}
}
catch (WebException wex)
{
var httpWebResponse = wex.Response as HttpWebResponse;
if (httpWebResponse != null && httpWebResponse.StatusCode == HttpStatusCode.NotFound)
{
return(null);
}
throw;
}
}
public AuctionService(IHttpClientRequestFactory requestFactory = default(IHttpClientRequestFactory))
{
_requestFactory = requestFactory ?? new HttpClientRequestFactory();
}
public CattributeService(IHttpClientRequestFactory requestFactory = default(IHttpClientRequestFactory))
{
_requestFactory = requestFactory ?? new HttpClientRequestFactory();
}