/// <summary>
/// Sends a raw REST request to the API. Includes error handling logic but no retry logic.
/// </summary>
/// <param name="method">The request method.</param>
/// <param name="path">The request path.</param>
/// <param name="queryParamaters">The query parameters, if any.</param>
/// <param name="content">The request content, if any.</param>
async Task <HttpResponseMessage> IApiRequestor.RawRequestAsync(HttpMethod method, string path, string[] queryParameters, HttpContent content, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
if (string.IsNullOrWhiteSpace(ApiKey))
{
throw new InvalidOperationException("No authentication provided.");
}
// Add the base API URI to the path and add the API key.
path = $"{BaseApiUri}{path}?key={ApiKey}";
// Add any provided query parameters.
if (queryParameters != null)
{
// Remove potentially empty strings.
queryParameters = queryParameters.Where(q => !string.IsNullOrWhiteSpace(q)).ToArray();
if (queryParameters.Length > 0)
{
path += $"&{string.Join("&", queryParameters)}";
}
}
// Build the request using provided HTTP method, and build the request URI using the base API URI, provided path, and validated API key.
var request = new HttpRequestMessage(method, path);
// Assign request content, if supported by HTTP method.
if (method != HttpMethod.Get)
{
request.Content = content;
}
var response = await HttpClient.SendAsync(request, cancellationToken).ConfigureAwait(false);
// Happy days! Return the response.
if (response.IsSuccessStatusCode)
{
return(response);
}
// If we're here, an exception of some description will be thrown.
cancellationToken.ThrowIfCancellationRequested();
try
{
var responseString = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
var apiError = JsonConvert.DeserializeObject <ApiError>(responseString);
throw new ApiException("An error occurred with the request.", response, apiError);
}
catch
{
throw ApiException.InvalidServerResponse(response);
}
}
/// <summary>
/// Request a serialized object response with content.
/// </summary>
/// <param name="method">The request method.</param>
/// <param name="path">The request path.</param>
/// <param name="queryParameters">The query parameters, if any.</param>
/// <param name="content">The request content.</param>
async Task <TResponse> IApiRequestor.RequestJsonSerializedAsync <TResponse>(HttpMethod method, string path, string[] queryParameters, HttpContent content, CancellationToken cancellationToken)
{
var response = await((IApiRequestor)this).RequestAsync(method, path, queryParameters, content, cancellationToken).ConfigureAwait(false);
if (!response.Content.Headers.ContentType.MediaType.StartsWith("application/json", StringComparison.CurrentCultureIgnoreCase))
{
throw ApiException.InvalidServerResponse(response);
}
return(JsonConvert.DeserializeObject <TResponse>(await response.Content.ReadAsStringAsync().ConfigureAwait(false)));
}
