/// <summary>
/// Multi purpose HttpClient request wrapper.
/// </summary>
public async Task <TResponse> SendHttpClientRequest <TResponse>(
string uri,
HttpMethod method,
string acceptHeader,
string contentType,
string customerUid = null,
string requestBodyJson = null,
byte[] payloadData = null,
bool setJWTHeader = true) where TResponse : class
{
_log.LogInformation($"{Method.In()} URI: {method} {uri}");
var request = GetRequestMessage(method, uri);
try
{
request.Headers.Accept.Add(new MediaTypeWithQualityHeaderValue(acceptHeader));
if (!string.IsNullOrEmpty(customerUid))
{
request.Headers.Add("X-VisionLink-CustomerUid", customerUid);
}
request.Headers.Add("Authorization", $"Bearer {_bearerToken}");
if (setJWTHeader)
{
request.Headers.Add("X-JWT-Assertion", _jwtToken);
}
if (requestBodyJson != null || payloadData != null)
{
switch (acceptHeader)
{
case MediaType.APPLICATION_JSON:
{
request.Content = new StringContent(requestBodyJson, Encoding.UTF8, contentType);
break;
}
case MediaType.MULTIPART_FORM_DATA:
{
contentType = $"multipart/form-data; boundary={BOUNDARY_START}{Guid.NewGuid().ToString()}";
throw new NotImplementedException();
}
default:
{
throw new Exception($"Unsupported content type '{contentType}'");
}
}
}
var response = await _httpClient.SendAsync(request);
var receiveStream = response.Content.ReadAsStreamAsync().Result;
string responseBody;
using (var readStream = new StreamReader(receiveStream, Encoding.UTF8))
{
responseBody = readStream.ReadToEnd();
}
switch (response.StatusCode)
{
case HttpStatusCode.Unauthorized:
{
Debugger.Break();
break;
}
case HttpStatusCode.OK:
{
_log.LogInformation($"{Method.Info()} Status [{response.StatusCode}] Body: '{responseBody}'");
break;
}
case HttpStatusCode.InternalServerError:
case HttpStatusCode.NotFound:
{
_log.LogError($"{Method.Info()} Status [{response.StatusCode}] Body: '{responseBody}'");
Debugger.Break();
break;
}
default:
{
_log.LogDebug($"{Method.Info()} Status [{response.StatusCode}] URI: '{request.RequestUri.AbsoluteUri}', Body: '{responseBody}'");
break;
}
}
switch (response.Content.Headers.ContentType.MediaType)
{
case MediaType.APPLICATION_JSON:
{
return(JsonConvert.DeserializeObject <TResponse>(responseBody));
}
case MediaType.TEXT_PLAIN:
case MediaType.APPLICATION_OCTET_STREAM:
{
return(await response.Content.ReadAsStringAsync() as TResponse);
}
default:
{
throw new Exception($"Unsupported content type '{response.Content.Headers.ContentType.MediaType}'");
}
}
}
catch (Exception exception)
{
_log.LogError($"{Method.Info("ERROR")} {method} URI: '{request.RequestUri.AbsoluteUri}', Exception: {exception.GetBaseException()}");
}
finally
{
request.Dispose();
}
return(null);
}
