public async Task <WitResult> QueryAsync(IDialogContext context, IWitRequest request, CancellationToken token)
{
IWitModel model = _model;
if (_modelProvider != null)
{
model = await _modelProvider.GetWitModelAsync(context);
}
var httpRequest = BuildRequest(request, model);
return(await QueryAsync(httpRequest, token));
}
public HttpRequestMessage BuildRequest(IWitRequest witRequest)
{
return(witRequest.BuildRequest(this.model));
}
public Task <WitResult> QueryAsync(IWitRequest request, CancellationToken token)
{
var httpRequest = this.BuildRequest(request);
return(this.QueryAsync(httpRequest, token));
}
public async Task <TResponse> SendRequestAsync <TResponse>(
IWitRequest <TResponse> request,
CancellationToken cancellationToken = default
)
{
var httpRequest = request.GetHttpRequestMessage();
bool hasQueryString = httpRequest.RequestUri.OriginalString.Contains("?");
if (hasQueryString)
{
bool hasVersionParam = httpRequest.RequestUri.OriginalString.Contains("v=");
if (!hasVersionParam)
{
var absoluteUrl = new Uri($"{BaseUrl}{httpRequest.RequestUri}", UriKind.Absolute);
var query = HttpUtility.ParseQueryString(absoluteUrl.Query);
query["v"] = ApiVersion;
string relativeUrl = httpRequest.RequestUri.OriginalString.Substring(
0, httpRequest.RequestUri.OriginalString.IndexOf("?", StringComparison.Ordinal)
);
httpRequest.RequestUri = new Uri($"{relativeUrl}?{query}", UriKind.Relative);
}
}
else
{
httpRequest.RequestUri = new Uri(
$"{httpRequest.RequestUri.OriginalString}?v={ApiVersion}", UriKind.Relative
);
}
httpRequest.Headers.Add("Accept", "application/json");
if (request.AccessToken == null)
{
httpRequest.Headers.Add("Authorization", $"Bearer {_token}");
}
var httpResponse = await _httpClient.SendAsync(httpRequest, cancellationToken)
.ConfigureAwait(false);
string responseText;
using (httpResponse)
{
responseText = await httpResponse.Content.ReadAsStringAsync()
.ConfigureAwait(false);
}
TResponse response;
if (httpResponse.IsSuccessStatusCode)
{
response = JsonConvert.DeserializeObject <TResponse>(responseText);
}
else if (responseText.Trim().StartsWith("{"))
{
var error = JsonConvert.DeserializeObject <WitError>(responseText);
throw new Exception(error.ToString());
}
else
{
throw new Exception(responseText);
}
return(response);
}
public HttpRequestMessage BuildRequest(IWitRequest witRequest, IWitModel model)
{
return(witRequest.BuildRequest(model));
}
