private static async Task <CommonResponse <TOut> > CreateResponse <TOut>(HttpResponseMessage response)
{
IEnumerable <string> asyncOpHeaderList;
var hasAsyncHeader = response.Headers.TryGetValues("Azure-AsyncOperation", out asyncOpHeaderList);
var isAsyncOp = hasAsyncHeader && asyncOpHeaderList.Any() && !string.IsNullOrWhiteSpace(asyncOpHeaderList.First());
var responseString = await response.Content.ReadAsStringAsync();
if (response.StatusCode != HttpStatusCode.OK &&
response.StatusCode != HttpStatusCode.Created &&
response.StatusCode != HttpStatusCode.Accepted)
{
var azureErrorResponse = JsonConvert.DeserializeObject <AzureErrorResponse>(responseString);
var result = CommonResponseHelper.CreateFailResponse <TOut>(azureErrorResponse.Error);
return(result);
}
else
{
var result = JsonConvert.DeserializeObject <TOut>(responseString);
if (isAsyncOp)
{
return(CommonResponseHelper.CreateSuccessAsyncResponse(result, response.StatusCode, asyncOpHeaderList.First()));
}
else
{
return(CommonResponseHelper.CreateSuccessResponse(result, response.StatusCode));
}
}
}
/// <summary>
/// Calls api via GET method.
/// </summary>
/// <typeparam name="TOut">Expected result type.</typeparam>
/// <param name="endpointUrl">Endpoint url.</param>
/// <param name="accessToken">Access token.</param>
/// <returns>Response result.</returns>
public async Task <CommonResponse <IEnumerable <TOut> > > CallGetListAsync <TOut>(string endpointUrl, string accessToken)
{
this.PrepareHttpClient(accessToken);
var response = await this.httpClient.GetAsync(endpointUrl);
var responseString = await response.Content.ReadAsStringAsync();
if (response.StatusCode != HttpStatusCode.OK)
{
var errorInfo = JsonConvert.DeserializeObject <ErrorInfo>(responseString);
var result = CommonResponseHelper.CreateFailResponse <IEnumerable <TOut> >(errorInfo);
return(result);
}
else
{
var result = JsonConvert.DeserializeObject <AzureResponse <TOut> >(responseString);
return(CommonResponseHelper.CreateSuccessResponse(result.Items));
}
}